Product Description
Product Description
Product Name |
Spherical Roller Bearing |
Material |
Chrome Steel, GCR15 |
Type |
Double Row |
Size |
d:3-150mm,D:9-225mm |
Grade |
PO,P6,P5,P4,P2 |
Cage |
Steel Cage,Cooper Cage |
Used For |
Paper machine, deceleration device, railway vehicle axle, rolling mill gearbox seat, rolling mill roller track, crusher, vibrating |
Warranty |
1 year |
Brand |
OEM or ZKZF |
Packing |
According to the buyer requests for packaging |
Bearing No. |
Dimensions(mm) |
Weight |
||
|
d |
D |
T |
kg |
22208CA/C3W33 |
40 |
80 |
23 |
0.54 |
22209CA/C3W33 |
45 |
85 |
23 |
0.58 |
22210CA/C3W33 |
50 |
90 |
23 |
0.62 |
22211CA/C3W33 |
55 |
100 |
25 |
0.84 |
22212CA/C3W33 |
60 |
110 |
28 |
1.2 |
22213CA/C3W33 |
65 |
120 |
31 |
1.6 |
22214CA/C3W33 |
70 |
125 |
31 |
1.7 |
22215CA/C3W33 |
75 |
130 |
31 |
1.8 |
22216CA/C3W33 |
80 |
140 |
33 |
2.2 |
22217CA/C3W33 |
85 |
150 |
36 |
2.7 |
22218CA/C3W33 |
90 |
160 |
40 |
3.28 |
22219CA/C3W33 |
95 |
170 |
43 |
4.1 |
22220CA/C3W33 |
100 |
180 |
46 |
5 |
22222CA/C3W33 |
110 |
200 |
53 |
7.2 |
22224CA/C3W33 |
120 |
215 |
58 |
8.9 |
22226CA/C3W33 |
130 |
230 |
64 |
11.2 |
22228CA/C3W33 |
140 |
250 |
68 |
14.5 |
22230CA/C3W33 |
150 |
270 |
73 |
18.6 |
22308CA/C3W33 |
40 |
90 |
33 |
1 |
22309CA/C3W33 |
45 |
100 |
36 |
1.38 |
22310CA/C3W33 |
50 |
110 |
40 |
1.85 |
22311CA/C3W33 |
55 |
120 |
43 |
2.35 |
22312CA/C3W33 |
60 |
130 |
46 |
2.95 |
22313CA/C3W33 |
65 |
140 |
48 |
3.55 |
22314CA/C3W33 |
70 |
150 |
51 |
4.4 |
22315CA/C3W33 |
75 |
160 |
55 |
5.25 |
22316CA/C3W33 |
80 |
170 |
58 |
6.39 |
22317CA/C3W33 |
85 |
180 |
60 |
7.25 |
22318CA/C3W33 |
90 |
190 |
64 |
8.6 |
22319CA/C3W33 |
95 |
200 |
67 |
10.1 |
22320CA/C3W33 |
100 |
215 |
73 |
13.4 |
22322CA/C3W33 |
110 |
240 |
80 |
18 |
22324CA/C3W33 |
120 |
260 |
86 |
22 |
22326CA/C3W33 |
130 |
280 |
93 |
28.5 |
Bearing No. |
Dimensions(mm) |
Weight |
||
|
d |
D |
T |
KG |
21306CA/C3W33 |
30 |
72 |
19 |
0.412 |
21307CA/C3W33 |
35 |
80 |
21 |
0.542 |
21308CA/C3W33 |
40 |
90 |
23 |
0.743 |
21309CA/C3W33 |
45 |
100 |
25 |
1 |
21310CA/C3W33 |
50 |
110 |
27 |
1.3 |
21311CA/C3W33 |
55 |
120 |
29 |
1.65 |
21312CA/C3W33 |
60 |
130 |
31 |
2.08 |
21313CA/C3W33 |
65 |
140 |
33 |
2.57 |
21314CA/C3W33 |
70 |
150 |
35 |
3.11 |
21315CA/C3W33 |
75 |
160 |
37 |
3.76 |
21316CA/C3W33 |
80 |
170 |
39 |
4.47 |
21322CA/C3W33 |
110 |
240 |
50 |
11.8 |
23571CA/C3W33 |
120 |
180 |
46 |
3.98 |
23026CA/C3W33 |
130 |
200 |
52 |
5.85 |
23571CA/C3W33 |
140 |
210 |
53 |
6.31 |
23030CA/C3W33 |
150 |
225 |
56 |
7.74 |
23032CA/C3W33 |
160 |
240 |
60 |
9.43 |
23034CA/C3W33 |
170 |
260 |
67 |
12.8 |
23036CA/C3W33 |
180 |
280 |
74 |
16.9 |
23038CA/C3W33 |
190 |
290 |
75 |
17.7 |
23040CA/C3W33 |
200 |
310 |
82 |
22.7 |
23044CA/C3W33 |
220 |
340 |
90 |
29.7 |
23048CA/C3W33 |
240 |
360 |
92 |
32.4 |
24571CA/C3W33 |
120 |
180 |
60 |
5.05 |
24026CA/C3W33 |
130 |
200 |
69 |
7.55 |
24571CA/C3W33 |
140 |
210 |
69 |
8.01 |
24030CA/C3W33 |
150 |
225 |
75 |
10.1 |
24032CA/C3W33 |
160 |
240 |
80 |
12.2 |
24034CA/C3W33 |
170 |
260 |
90 |
16.7 |
24036CA/C3W33 |
180 |
280 |
100 |
22.1 |
24038CA/C3W33 |
190 |
290 |
100 |
23 |
24040CA/C3W33 |
200 |
310 |
109 |
29.3 |
24044CA/C3W33 |
220 |
340 |
118 |
38.1 |
24048CA/C3W33 |
240 |
360 |
118 |
40.8 |
MAIN PRODUCTS
Tapered roller bearings, cylindrical roller bearings, ball bearings, self-aligning roller bearings, base bearings, car hub bearings,
truck hub bearings and other products, We can customize the bearing according to the drawings or samples provided by the customer
FIELDS OF APPLICATION
Grain machinery, textile machinery, washing machinery, engineering machinery, industrial deceleration machinery, woodworking
machinery,papermaking machinery, mining machinery, coal mining machinery, lifting machinery, construction machinery,
large transportation equipment,chemical machinery, petroleum machinery, metallurgical industry, large steel mills, cement plants,
energy industry, automobiles, trucks, etc.
Packaging & Shipping
Plastic bag + single box + carton + tray; Industrial packaging + carton + pallet;
We also can According to your requirements to change.
Company Profile
HangZhou CZPT Trading Co., Ltd. is a bearing manufacturer, integrating research, development and sale of bearings , Equipped with modern production equipment and advanced detection instruments
our company specially produces Bearings including Deep groove ball bearings, self-aligning roller bearing, tapered roller bearing, thrust ball bearings, and hub bearings.we bearings are widely used in complete products in metallurgical, mining, petroleum, chemical, coal, cement, Paper making, wind power, heavy machinery, engineering machinery and port machinery industries.
With precision of grade P0, grade P6 P5 P4, we bearings are widely used in complete products in metallurgical,mining, petroleum, chemical, coal, cement, papermaking, wind power, heavy machinery, engineering machinery and port machinery industries. With self-run import & export rights, it sells its products not only across China,but also in tens of other countries and areas such as the United States, Canada, Italy, Russia, German and South Africa, etc.
We would like to serve the customers around the world with our trustworthy products, reasonable price and attentive service. The leading products of the company cover 3 main categories which include more than 3,000 types of bearing products.
FAQ
1.What is your Before-sales Service?
Offer to bear related consultation about technology and application;
Help customers with bearing choice, clearance configuration, products’ life and reliability analysis;
Offer highly cost-effective and complete solution program according to site conditions;
Offer localized program on introduced equipment to save running cost
2.What is your latest delivery time?
If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, it is 15-20 days, which is based
on the quantity.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required
by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
30% deposit,balance payment before delivery.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
OEM: | Available |
---|---|
Rolling Body: | Roller Bearings |
The Number of Rows: | Double |
Outer Dimension: | Small and Medium-Sized (60-115mm) |
Material: | Bearing Steel |
Spherical: | Aligning Bearings |
Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
How do self-aligning bearings enhance the overall efficiency and functionality of machinery and equipment?
Self-aligning bearings play a crucial role in enhancing the overall efficiency and functionality of machinery and equipment. Here’s a detailed explanation:
- Compensation for Misalignment:
One of the key benefits of self-aligning bearings is their ability to compensate for misalignment between the shaft and the housing. Misalignment can occur due to various factors such as shaft deflection, thermal expansion, or mounting errors. Self-aligning bearings have the capability to accommodate angular misalignment, axial displacement, and shaft deflection, ensuring smooth operation even in challenging conditions. By accommodating misalignment, self-aligning bearings minimize stress and wear on other components, reducing the risk of premature failure and improving overall machinery efficiency.
- Reduced Friction and Energy Consumption:
Self-aligning bearings are designed to operate with low friction, which helps to reduce energy consumption within the machinery or equipment. The rolling elements and raceways of self-aligning bearings are precisely engineered to minimize contact friction. This reduced friction results in lower power losses, allowing the machinery to operate more efficiently and potentially leading to energy savings.
- Increased Reliability and Service Life:
Self-aligning bearings contribute to the overall reliability and service life of machinery and equipment. By accommodating misalignment and reducing friction, they help to distribute loads evenly, minimize stress concentrations, and prevent premature wear and failures. This improved load distribution and reduced friction can extend the service life of other critical components, such as gears, shafts, and seals. Additionally, self-aligning bearings often feature robust designs and high-quality materials, further enhancing their durability and reliability in demanding operating conditions.
- Enhanced Performance in Challenging Environments:
Self-aligning bearings are well-suited for applications in challenging environments. They can withstand conditions such as high temperatures, extreme speeds, or contaminated operating conditions. The ability to accommodate misalignment and the use of specialized bearing materials and lubricants enable self-aligning bearings to maintain their performance and functionality in adverse conditions. This enhances the overall efficiency and reliability of machinery and equipment in industries such as mining, steel, paper, and food processing.
- Ease of Installation and Maintenance:
Self-aligning bearings are designed for ease of installation and maintenance. Their self-aligning capability simplifies the alignment process during installation, reducing the time and effort required. Additionally, self-aligning bearings often feature integrated seals or shields that help to protect against contamination and retain lubrication, resulting in reduced maintenance requirements. The ease of installation and maintenance of self-aligning bearings contributes to the overall efficiency of machinery and equipment by minimizing downtime and improving overall operational productivity.
Overall, self-aligning bearings enhance the efficiency and functionality of machinery and equipment by accommodating misalignment, reducing friction and energy consumption, increasing reliability and service life, performing well in challenging environments, and enabling easier installation and maintenance. By incorporating self-aligning bearings into their designs, engineers and equipment manufacturers can optimize performance, reduce downtime, and improve the overall efficiency of their machinery and equipment.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
Can you explain the advantages and unique features of self-aligning bearings?
Self-aligning bearings offer several advantages and unique features that make them suitable for a wide range of applications. Here’s a detailed explanation of the advantages and unique features of self-aligning bearings:
- Misalignment Compensation:
One of the primary advantages of self-aligning bearings is their ability to accommodate misalignment between the shaft and the housing. This includes angular misalignment, axial misalignment, and shaft deflection. The self-aligning design allows the bearing to adjust its position and compensate for these misalignments, ensuring smooth operation and reducing stress on the bearing components.
- Reduced Friction and Wear:
Self-aligning bearings help reduce friction and wear in machinery. By accommodating misalignment, they distribute the load more evenly across the rolling elements and raceways, minimizing localized stresses. This results in lower friction, reduced wear, and longer bearing life. Additionally, the self-aligning capability helps prevent excessive heat generation, which can further contribute to reduced friction and wear.
- Shock and Vibration Absorption:
Self-aligning bearings have the unique ability to absorb shocks and vibrations that occur during operation. The spherical outer ring raceway allows the bearing to move and adjust its position, effectively dampening the impact of shocks and vibrations. This helps improve the overall stability of the machinery, reduces the transmission of vibrations, and protects other components from excessive forces.
- Easy Installation and Maintenance:
Self-aligning bearings are relatively easy to install and maintain. During installation, their self-aligning capability simplifies the alignment process, as slight misalignments can be accommodated. This saves time and effort in achieving precise alignment. Additionally, self-aligning bearings are typically designed for easy maintenance, allowing for straightforward tasks such as re-greasing or replacement without requiring complex disassembly.
- Wide Application Range:
Self-aligning bearings are versatile and find applications in various industries and machinery. They are commonly used in applications where misalignment is expected, such as in heavy machinery, conveyor systems, agricultural equipment, and mining operations. The ability to accommodate misalignment makes self-aligning bearings suitable for challenging environments and dynamic operating conditions.
- Cost-Effective Solution:
Self-aligning bearings offer a cost-effective solution in many applications. Their ability to compensate for misalignment helps prevent premature failure and reduces the need for frequent maintenance or realignment. This can result in cost savings by extending the bearing’s service life, improving overall machinery reliability, and reducing downtime for repairs or replacements.
In summary, self-aligning bearings provide advantages such as misalignment compensation, reduced friction and wear, shock and vibration absorption, easy installation and maintenance, wide application range, and cost-effectiveness. These unique features make them a valuable choice for various industries and applications where misalignment and dynamic operating conditions are present.
editor by CX 2024-04-30
China high quality Wholesale Good Price Self-Aligning Ball Bearing 2212 Ball Bearing 60*110*28mm with high quality
Product Description
Product Description
Product Parameters
Self aligning ball bearings mainly bear radial loads and can also withstand small axial loads. The axial displacement of the
shaft (shell) is limited within the clearance limit, with automatic centering performance, allowing normal operation under
conditions of relatively small internal and external inclination. It is suitable for components where the support seat hole cannot
strictly guarantee coaxiality. Self aligning ball bearings are suitable for bearing heavy and impact loads, precision instruments,
low noise motors, automobiles, motorcycles, metallurgy, rolling mills, mines, petroleum, papermaking, cement, sugar squeezing
and other industries, as well as general machinery.
Type |
BALL |
Structure |
Self-Aligning |
Applicable Industries |
Food Shop, Energy & Mining, Food & Beverage Shops, Advertising Company |
Precision Rating |
P0 P6 P5 P4 P2 |
Seals Type |
OPEN OR SEAL |
Number of Row |
Double row |
Product name |
Self-aligning Roller Bearing |
Our business:Produce and customize various bearing brands. (Packaging and logo can be customized. All copyright belongs to the customer. We promise not to disclose any information.)
Self-aligning ball bearings | 1200series | 1226 |
1300series | ||
2200series | ||
2300series |
Company Profile
company information
FAQ
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Product Name: | Self-Aligning Ball Bearing |
---|---|
Material: | Bearing Steel |
Cage Material: | Steel /Copper /Nylon Cage |
Seal Type: | Open |
Weight: | 0.26kg |
Aligning: | Aligning Bearing |
Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
What is the role of cage design and materials in self-aligning bearing performance and durability?
The cage design and materials used in self-aligning bearings play a crucial role in determining their performance and durability. Here’s a detailed explanation:
- Guiding and Retaining Rolling Elements:
The primary function of the cage in a self-aligning bearing is to guide and retain the rolling elements, such as balls or rollers, in their proper positions. The cage prevents the rolling elements from contacting and rubbing against each other, ensuring smooth and controlled movement within the bearing. By providing precise spacing and alignment, the cage maintains the integrity of the bearing assembly and optimizes load distribution. It also minimizes the risk of damage or premature wear caused by improper positioning or collision of the rolling elements.
- Reducing Friction and Heat Generation:
The cage design and materials can significantly impact the friction and heat generation within the self-aligning bearing. An efficient cage design ensures proper lubrication distribution by allowing the lubricant to reach all the critical contact points between the rolling elements and raceways. This reduces friction and minimizes the associated heat generation, leading to improved overall bearing efficiency and reduced energy losses. Additionally, the choice of materials for the cage should consider factors such as low friction coefficients and good thermal conductivity to further optimize performance.
- Maintaining Alignment and Stability:
Self-aligning bearings are designed to accommodate misalignment between the shaft and the housing. The cage plays a vital role in maintaining the alignment and stability of the rolling elements, ensuring that they stay properly seated and aligned during operation. A well-designed cage provides sufficient space and support for the rolling elements to adjust and align themselves, even under dynamic conditions or when subjected to external forces. This enables the self-aligning bearing to continue operating smoothly and efficiently, minimizing the risk of excessive stress, wear, or premature failure.
- Enhancing Durability and Service Life:
The cage design and materials significantly impact the durability and service life of self-aligning bearings. A robust and durable cage is essential for withstanding the loads, impact forces, and vibrations that can occur during operation. The cage should be resistant to wear, fatigue, and corrosion to ensure long-term performance and reliability. By selecting appropriate cage materials, such as high-strength steels, thermoplastics, or engineered polymers, manufacturers can enhance the durability and service life of self-aligning bearings in various operating conditions.
- Reducing Weight and Inertia:
The cage design and materials also influence the weight and inertia of the self-aligning bearing. Lighter cage materials, such as certain polymers or composite materials, can help reduce the overall weight of the bearing assembly. This has several benefits, including lower energy consumption, reduced centrifugal forces, and improved dynamic performance. By minimizing the weight and inertia of the cage, self-aligning bearings can operate at higher speeds, exhibit improved response times, and potentially achieve higher levels of performance and efficiency.
Overall, the cage design and materials used in self-aligning bearings are critical factors in determining their performance, durability, and overall efficiency. A well-designed cage facilitates proper guidance and retention of the rolling elements, reduces friction and heat generation, maintains alignment and stability, enhances durability and service life, and contributes to overall weight optimization. By considering the specific application requirements and selecting the appropriate cage design and materials, engineers can optimize the performance and durability of self-aligning bearings in a wide range of industrial applications.
What are the potential challenges or limitations associated with using self-aligning bearings in specific industries?
While self-aligning bearings offer many advantages, there are some potential challenges and limitations associated with their use in specific industries. Here’s a detailed explanation of these considerations:
- Load Capacity:
While self-aligning bearings are designed to handle high loads, there are limits to their load-carrying capacity. In industries with extremely heavy or shock loads, such as heavy machinery, mining, or construction, the load demands may exceed the capabilities of self-aligning bearings. In such cases, alternative bearing designs or additional support mechanisms may be required to handle the extreme load conditions.
- Speed Limitations:
Self-aligning bearings may have certain speed limitations due to factors such as centrifugal forces, increased friction, or potential instability at high rotational speeds. In industries that require very high-speed applications, such as aerospace or certain manufacturing processes, specialized high-speed bearings may be more suitable to ensure optimal performance and prevent premature failure.
- Temperature and Environmental Constraints:
Self-aligning bearings have specific temperature and environmental constraints that can impact their performance. In industries involving extreme temperatures, aggressive chemicals, or harsh environmental conditions, the choice of bearing materials and lubricants becomes critical. Certain industries, such as oil and gas, chemical processing, or marine applications, may require specialized bearing designs or coatings to withstand the demanding operating conditions.
- Maintenance and Lubrication:
Proper maintenance and lubrication are essential for the reliable operation of self-aligning bearings. In industries where access for maintenance is challenging or where frequent maintenance is not feasible, the longevity and performance of self-aligning bearings may be compromised. Additionally, industries with high contamination or abrasive particles in the operating environment may require more frequent lubrication or specialized sealing arrangements to protect the bearings from premature wear and failure.
- Space Limitations:
Self-aligning bearings have a larger footprint compared to some other bearing designs due to their double-row construction and spherical outer ring raceway. In industries with space constraints or compact machinery designs, the dimensions of self-aligning bearings may pose challenges in terms of integration or fitting within limited spaces. In such cases, alternative bearing designs with smaller profiles may be more suitable.
- Cost Considerations:
Self-aligning bearings can be more expensive compared to certain other bearing types, especially in applications that require larger sizes or specialized configurations. In industries with cost-sensitive considerations, such as consumer products or automotive manufacturing, the higher cost of self-aligning bearings may influence the selection of alternative bearing options that can meet the application requirements at a lower cost.
While self-aligning bearings offer numerous benefits, it is important to carefully evaluate the specific challenges and limitations in each industry or application. By considering these factors and consulting with bearing experts or manufacturers, the most suitable bearing solution can be selected to ensure optimal performance, reliability, and cost-effectiveness.
How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.
editor by CX 2024-04-30
China Good quality Self Aligning Ball Bearing/1200 Etn9/Rolling Bearing/Taper Roller Bearing/Agricultural Bearing deep groove ball bearing
Product Description
Product Introduction
Self aligning ball bearings are very suitable for applications where the shaft and bearing seat are misaligned. Self aligning ball bearings are designed to adapt to 3 degree deviations and minimize friction and frictional heat. Due to the relatively small contact angle, the axial load capacity of these bearings is lower than that of angular contact bearings, etc.
Bearings can handle both static and dynamic misalignment. In addition, sealed self-aligning ball bearings can resist dust and other pollutants. Self aligning ball bearings have many applications, including mining, food processing, and large-scale production, such as in the textile industry.
*Construction of self-aligning ball bearings
The self-aligning ball bearing consists of an outer ring, an inner ring, a rolling element, a cage that accommodates the rolling element, and possible seals, which protect the rolling element and lubricant from contamination. Their design allows them to compensate for up to 3 degrees of misalignment between the shaft and housing components. The low friction inside the bearings will enable them to operate at higher speeds while generating much less heat than other bearings.
1. Outer ring
The outer ring of the bearing is a smooth spherical surface with no raceway. Due to the shape of the ring, the bearing can move slightly inside it, thereby adjusting for misalignment.
2. Inner circle
The inner ring of the self-aligning bearing consists of 2 raceways, which fix the ball and cage.
3. Rolling element and retainer
The retainer and inner ring fix the rolling elements of the self-aligning ball bearing in place. Due to the loose structure between the ball and the inner and outer rings, the friction force and frictional heat are both low. Usually, the cage is made of stamped steel, reinforced fiberglass, or machined brass.
4. Sealing
Self aligning sealed ball bearings can prevent dust and other pollutants from affecting rolling elements and lubricants. This greatly extends the service life of bearings, eliminates additional friction, and reduces maintenance costs and intervals.
*Advantages and disadvantages of self-aligning ball bearings
Ball bearings with self-aligning characteristics have many advantages compared to other types of bearings such as tapered bearings and deep groove ball bearings. However, the load-bearing capacity of self-aligning ball bearings is not as high as traditional ball bearings.
1. Advantages
(1) Misalignment
Self aligning ball bearings can offset up to
3 degree static and dynamic misalignment.
(2) Service life
Compared to other types of ball bearings, these bearings have high-speed performance and generate less heat and friction. This allows them to operate at lower temperatures and extend their lifespan while reducing maintenance.
(3) Light load performance
This type of bearing has low load requirements, which means they can perform well even under light loads.
(4) Low noise
Self aligning ball bearings generate low noise levels due to the loose fit between the rolling element and the outer ring. This makes them particularly suitable for household items such as fans.
2. Disadvantages
(1) Load type
The ball bearing on the self-aligning ball bearing is installed at a relatively straight angle between the inner and outer rings. This makes them suitable for handling radial loads rather than axial loads.
(2) Load capacity
Due to the small axial load contact point of the self-aligning ball bearing, it can withstand relatively small axial loads. If it is necessary to carry heavy loads, it is recommended to use self-aligning roller bearings with the same self-aligning characteristics.
3. Installation of self-aligning bearings
Tight sleeves are commonly used for installing self-aligning ball bearings.
To install these bearings correctly, please follow the following steps:
(1) Packaging with protective film can prevent external influences from interacting with components during transportation. Ensure to remove these films before installing the bearings.
(2) Apply engine oil or grease to the outer surface of the bearing.
(3) Use oil to lubricate the adapter.
(4) Slightly open the adapter and use the expander tool to slide it CZPT the shaft.
(5) After the adapter is in the correct position, place the bearing on the locking sleeve. To place the bearings in the correct position, if the shaft has threads, use nuts; If not, please use a bearing pusher kit or a small mallet.
(6) Ensure that the bearing can rotate on the outer ring after being in place. It should not be possible to rotate, but it should be possible to rotate freely.
(7) By removing the nut, placing the washer, and reinstalling the nut, lock the bearing in place with a locking washer.
Attention: If the locking sleeve is loose or not fully fixed in place, the inner ring of the locking sleeve will start to rotate. As a result, excessive friction may occur between these 3 components, leading to damage to the shaft, adapter, and bearings.
*Selection criteria for self-aligning bearings
The selection of self centering bearings is mainly based on the consideration of possible centering problems, as well as the application speed, load type, load size, tolerance, and bearing size.
1. Misalignment
Bearings with self-aligning ability are usually necessary.
When there may be misalignment of the shaft, self-aligning ball bearings are a good solution. Please remember that most self-aligning bearings can only handle misalignment of 3 degrees or less. Any deviation above this requires more customized bearings.
2. Speed
Compared to traditional bearings, self-aligning bearings can operate at higher speeds. For high-speed applications, self-aligning bearings are an excellent choice. However, lubrication and bearing size are also factors that affect speed. Therefore, it is also important to consider the speed, lubrication type, and load requirements of the machine. The operating speed of grease lubrication is slower than that of oil lubrication.
3. Load
Automatic self-aligning bearings are suitable for radial loads, but they are not suitable for axial loads due to their small contact angle. When choosing bearings, it is important to take this into consideration.
4. Sealing type and lubrication
If the bearings have open or shielded seals, lubrication procedures may be required. Otherwise, sealed bearings are usually pre lubricated.
5. Other
Select bearing size based on speed requirements, load type, load capacity, shaft size, and housing size.shaft size, and housing size.
Model | Basic Dimensions (mm) | Basic Dynamic load rating (kn) | Rated Speed ( r/min) | ||||
Inner Diameter | Outer Diameter | Width | Trends | static state | Reference speed | Limiting Speeds | |
1200 ETN9 | 10 | 30 | 9 | 5.53 | 1.18 | 56 000 | 36 000 |
1201 ETN9 | 12 | 32 | 10 | 6.24 | 1.43 | 50 000 | 32 000 |
1202 ETN9 | 15 | 35 | 11 | 7.41 | 1.76 | 45 000 | 28 000 |
1203 ETN9 | 17 | 40 | 12 | 8.84 | 2.2 | 38 000 | 24 000 |
1204 ETN9 | 20 | 47 | 14 | 12.7 | 3.4 | 32 000 | 20 000 |
1205 ETN9 | 25 | 52 | 15 | 14.3 | 4 | 28 000 | 18 000 |
1206 ETN9 | 30 | 62 | 16 | 15.6 | 4.65 | 24 000 | 15 000 |
1207 ETN9 | 35 | 72 | 17 | 19 | 6 | 20 000 | 13 000 |
1208 ETN9 | 40 | 80 | 18 | 19.9 | 6.95 | 18 000 | 11 000 |
1209 ETN9 | 45 | 85 | 19 | 22.9 | 7.8 | 17 000 | 11 000 |
1210 ETN9 | 50 | 90 | 20 | 26.5 | 9.15 | 16 000 | 10 000 |
1211 ETN9 | 55 | 100 | 21 | 27.6 | 10.6 | 14 000 | 9 000 |
1212 ETN9 | 60 | 110 | 22 | 31.2 | 12.2 | 12 000 | 8 000 |
1213 ETN9 | 65 | 120 | 23 | 35.1 | 14 | 11 000 | 7 000 |
1214 ETN9 | 70 | 125 | 24 | 35.8 | 14.6 | 11 000 | 7 000 |
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than Over 500 sets.
2.What is your latest delivery time?
Most orders will be shipped within 3-5 days of payment being received.
3.Does your company have quality assurance?
Yes, for 1 years.
4.Are you a factory or a trading company?
We have our own cooperative factory, and our business type is a combination of manufacturing and trading.
5.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
6.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, 100% after-sales service.
7.Which payment method does your company support?
Do our best to meet customer needs, Can be negotiated.
8.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, we will contact you as soon as possible and provide the detailed information you need.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Separated: | Separable |
---|---|
Rows Number: | Double Column |
Holder: | Non Metallic |
Customization: |
Available
| Customized Request |
---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
---|
Payment Method: |
|
---|---|
Initial Payment Full Payment |
Currency: | US$ |
---|
Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
---|
How do innovations and advancements in self-aligning bearing technology impact their use?
Advancements and innovations in self-aligning bearing technology have a significant impact on their use in various industries. Here’s a detailed explanation:
- Improved Performance:
Innovations in self-aligning bearing technology often result in improved performance characteristics. These advancements can include:
- Load Capacity: New bearing designs and materials can enhance the load-carrying capacity of self-aligning bearings, allowing them to withstand higher loads or operate under more demanding conditions.
- Speed Capability: Advancements in bearing manufacturing techniques and materials can increase the maximum rotational speed at which self-aligning bearings can operate effectively, enabling their use in high-speed applications.
- Friction Reduction: Innovations in bearing design, lubrication, and surface treatments contribute to reducing friction and energy losses, resulting in improved efficiency and reduced operating costs.
- Sealing and Contamination Resistance: New sealing technologies and materials can enhance the sealing performance of self-aligning bearings, providing better protection against contaminants, moisture, and harsh environmental conditions.
- Temperature and Corrosion Resistance: Advances in bearing materials and coatings enable self-aligning bearings to withstand extreme temperatures, aggressive chemicals, and corrosive environments, expanding their range of applications.
- Extended Service Life:
Innovations in self-aligning bearing technology often result in improved durability and longevity. These advancements can include:
- Materials: The development of new bearing materials, such as advanced steels, ceramics, or composites, can significantly enhance the bearing’s resistance to wear, fatigue, and surface damage, leading to extended service life.
- Lubrication: Advancements in lubrication technologies, such as the use of solid lubricants or advanced grease formulations, can provide better film formation, reduce friction, and minimize wear, thereby increasing the bearing’s operating life.
- Surface Treatments: Innovative surface treatments, such as coatings or finishes, can improve the bearing’s resistance to corrosion, wear, and fretting, contributing to longer service intervals and reduced maintenance requirements.
- Condition Monitoring: The integration of sensor technologies and data analytics in self-aligning bearings enables real-time monitoring of operating conditions, allowing for proactive maintenance and early detection of potential failures, thus maximizing the bearing’s service life.
- Application Expansion:
Advancements in self-aligning bearing technology often lead to an expansion of their application range. These advancements can include:
- New Industries: Innovations in self-aligning bearing technology can enable their use in industries or applications where they were previously not feasible. This opens up opportunities in emerging sectors, such as renewable energy, electric vehicles, robotics, or medical devices.
- Challenging Environments: Improved performance characteristics, such as enhanced sealing, temperature resistance, or contamination resistance, allow self-aligning bearings to be deployed in challenging environments, including offshore installations, high-temperature processes, or chemically aggressive applications.
- Specialized Applications: Advancements in self-aligning bearing technology can lead to the development of specialized bearing variants tailored for specific applications, such as high-speed machining, precision equipment, or demanding industrial automation systems.
Overall, innovations and advancements in self-aligning bearing technology bring about enhanced performance, extended service life, and expanded application possibilities. These advancements drive improvements in industrial productivity, reliability, and efficiency, making self-aligning bearings a valuable component in a wide range of industries and applications.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
Can you explain the advantages and unique features of self-aligning bearings?
Self-aligning bearings offer several advantages and unique features that make them suitable for a wide range of applications. Here’s a detailed explanation of the advantages and unique features of self-aligning bearings:
- Misalignment Compensation:
One of the primary advantages of self-aligning bearings is their ability to accommodate misalignment between the shaft and the housing. This includes angular misalignment, axial misalignment, and shaft deflection. The self-aligning design allows the bearing to adjust its position and compensate for these misalignments, ensuring smooth operation and reducing stress on the bearing components.
- Reduced Friction and Wear:
Self-aligning bearings help reduce friction and wear in machinery. By accommodating misalignment, they distribute the load more evenly across the rolling elements and raceways, minimizing localized stresses. This results in lower friction, reduced wear, and longer bearing life. Additionally, the self-aligning capability helps prevent excessive heat generation, which can further contribute to reduced friction and wear.
- Shock and Vibration Absorption:
Self-aligning bearings have the unique ability to absorb shocks and vibrations that occur during operation. The spherical outer ring raceway allows the bearing to move and adjust its position, effectively dampening the impact of shocks and vibrations. This helps improve the overall stability of the machinery, reduces the transmission of vibrations, and protects other components from excessive forces.
- Easy Installation and Maintenance:
Self-aligning bearings are relatively easy to install and maintain. During installation, their self-aligning capability simplifies the alignment process, as slight misalignments can be accommodated. This saves time and effort in achieving precise alignment. Additionally, self-aligning bearings are typically designed for easy maintenance, allowing for straightforward tasks such as re-greasing or replacement without requiring complex disassembly.
- Wide Application Range:
Self-aligning bearings are versatile and find applications in various industries and machinery. They are commonly used in applications where misalignment is expected, such as in heavy machinery, conveyor systems, agricultural equipment, and mining operations. The ability to accommodate misalignment makes self-aligning bearings suitable for challenging environments and dynamic operating conditions.
- Cost-Effective Solution:
Self-aligning bearings offer a cost-effective solution in many applications. Their ability to compensate for misalignment helps prevent premature failure and reduces the need for frequent maintenance or realignment. This can result in cost savings by extending the bearing’s service life, improving overall machinery reliability, and reducing downtime for repairs or replacements.
In summary, self-aligning bearings provide advantages such as misalignment compensation, reduced friction and wear, shock and vibration absorption, easy installation and maintenance, wide application range, and cost-effectiveness. These unique features make them a valuable choice for various industries and applications where misalignment and dynamic operating conditions are present.
editor by CX 2024-04-30
China Best Sales P6 Grade Self-Aligning Ball Bearings bearing bronze
Product Description
The Self-Aligning Ball Bearing is made of bearing steel, precision ground, chromoly plated, heat treated. They’re widely application for automobile, tooling machinery, construction machinery, agricultural machinery, transportation machinery, etc..
Model
1200 Series, 1300 Series, 2200 Series, 2300 Series, 11200 Series;
1200K Series, 1300K Series, 2200K Series, 2300K Series;
1200-2RS Series, 1300-2RS Series, 2200-2RS Sereis, 2300-2RS Seris
Precision Rate
P0, P6 Grade
Q1: Can I get a free sample?
A1: We provide samples free in freight collected. For special samples requirement, please contact us for more details.
Q2: How could I pay?
A2: We prefer T/T or L/C at sight. If you prefer other payment terms, please contact us freely.
Q3: What is your brand and packing way? Can you produce my brand and packing?
A3: Our brand is SGC and our own packing materials. We can make your brand. For more details, please contact us.
Q4: What is the delivery lead time?
A4: It depends on the order quantities. The mass production lead time is about 45-60 days after receipt of the deposit.
Q5: Are you manufacturer or trading company?
A5: We are manufacturer and exporter. We provide all kinds of OEM services for clients around the world.
Q6: Where is your main market?
A6: We export to the North America, Mexico, Australia, South-east Asia, Europe, U.A.E., Turkey, and other countries.
Our Services
1. Professional QC and QA team to make sure all products qualified before shipping.
2. Competitive price.
3 .Standard package to ensure the safe transportation.
4. Professional service.
Why choose us?
1. Production
Qualified production, competitive price, professional service.
2. Quality
All products are inspected 100% before shipment by relative testing equipments.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Ball: | Bearing Steel, Precision Ground |
---|---|
Inner/Outer Race: | Bearing Steel, Precision Ground |
Retainer: | Steel, Precision Ground |
Precision Rate: | P0, P6 |
Clearance: | C0 |
Hardeness: | HRC58-62, Heat Treated |
Samples: |
US$ 0/Set
1 Set(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Can you describe the various types of seals and shields used with self-aligning bearings for contamination prevention?
Yes, here’s a detailed description of the various types of seals and shields used with self-aligning bearings for contamination prevention:
- Contact Seals:
Contact seals, also known as lip seals or radial seals, are commonly used with self-aligning bearings to prevent the ingress of contaminants. These seals feature a flexible lip that makes contact with the inner ring of the bearing, creating a barrier against dust, dirt, water, and other external substances. Contact seals provide effective contamination prevention but may introduce slightly higher friction due to the contact between the seal lip and the bearing surface. They are typically made of rubber or synthetic materials and offer good sealing performance in most operating conditions.
- Felt Seals:
Felt seals are simple and cost-effective sealing solutions used with self-aligning bearings. They consist of a felt material that is compressed against the bearing inner ring or housing to create a barrier against contaminants. Felt seals are commonly used in applications with low to moderate speeds and light contamination levels. While they offer basic protection against solid particles, they may not provide effective sealing against liquids or fine particles.
- Metallic Shields:
Metallic shields, also known as metal shields or non-contact shields, are used to protect self-aligning bearings from solid contaminants such as dust and dirt. These shields are typically made of steel or other metals and are designed to fit closely to the bearing inner ring without making contact. Metallic shields provide effective protection while minimizing friction and heat generation. They are suitable for high-speed applications where low torque and minimal drag are desired.
- Rubber Shields:
Rubber shields, also known as non-contact seals or labyrinth seals, consist of a rubber or elastomeric material that forms a barrier around the bearing without making direct contact. Rubber shields are designed with a labyrinth-like structure that uses multiple barriers to prevent the entry of contaminants. These shields provide effective sealing against both solid particles and liquids while still allowing for low-friction operation. Rubber shields are commonly used in applications where low torque, minimal drag, and enhanced contamination protection are required.
- Hybrid Seals:
Hybrid seals combine the advantages of different sealing technologies to provide optimal contamination prevention. These seals may incorporate a combination of contact seals, non-contact shields, or additional features such as flingers or slingers. Hybrid seals are designed to provide enhanced protection against a wide range of contaminants while minimizing friction and maintaining low torque. They are often used in demanding applications where a high level of sealing performance is required.
- Additional Features:
In addition to the primary seals and shields mentioned above, some self-aligning bearings may incorporate additional features to enhance contamination prevention. These features include flingers, which are rotating discs or rings that help to deflect contaminants away from the bearing; slingers, which are similar to flingers but operate by centrifugal force; and specialized coatings or surface treatments that provide enhanced resistance to corrosion or chemical attack.
It’s important to consult the bearing manufacturer’s specifications and guidelines to select the appropriate type of seal or shield for a specific self-aligning bearing and its operating conditions. By choosing the right sealing solution, engineers can effectively prevent contamination and prolong the service life of self-aligning bearings in various applications.
What is the impact of proper lubrication and maintenance on the performance and lifespan of self-aligning bearings?
Proper lubrication and maintenance have a significant impact on the performance and lifespan of self-aligning bearings. Here’s a detailed explanation of their importance:
- Lubrication:
Proper lubrication is crucial for self-aligning bearings as it provides a protective film between the rolling elements and raceways, reducing friction and wear. Here are the key impacts of proper lubrication:
- Reduced Friction and Wear: Adequate lubrication helps minimize friction and wear between the rolling elements and raceways. This reduces heat generation, prevents excessive wear, and extends the bearing’s lifespan.
- Optimized Load Distribution: Proper lubrication ensures that the load is distributed evenly across the bearing components. This helps prevent localized stresses and improves the overall load-carrying capacity of the bearing.
- Corrosion and Contamination Protection: Lubrication forms a protective barrier that helps prevent corrosion and protects the bearing against contaminants such as dust, dirt, and moisture. This enhances the bearing’s resistance to damage and maintains its performance in challenging environments.
- Noise and Vibration Reduction: Properly lubricated bearings exhibit reduced noise and vibration levels, contributing to smoother and quieter operation of the machinery.
- Maintenance:
Regular maintenance practices are essential for ensuring the optimal performance and lifespan of self-aligning bearings. Here are the key impacts of proper maintenance:
- Early Detection of Issues: Regular inspections and maintenance activities enable the early detection of potential problems such as misalignment, excessive wear, or lubrication issues. Timely identification of these issues allows for proactive measures to be taken, preventing further damage and minimizing downtime.
- Preservation of Alignment: Proper maintenance helps ensure the correct alignment of the bearing with its mating components. This is particularly important for self-aligning bearings, as misalignment beyond their specified limits can lead to decreased performance and premature failure.
- Lubrication Monitoring: Maintenance involves monitoring the lubrication condition, including oil or grease quality, contamination levels, and replenishment requirements. Regular lubrication checks and replenishment help maintain the optimal lubricating film and extend the bearing’s service life.
- Cleaning and Debris Removal: Maintenance activities include cleaning the bearing and its surrounding areas, removing accumulated debris, and ensuring proper sealing. This helps prevent contamination and ensures the smooth operation of the bearing.
- Replacement of Worn Components: Through maintenance, worn or damaged components can be identified and replaced, preventing further damage and maintaining the bearing’s performance. This can include replacing seals, cages, or damaged rolling elements.
Proper lubrication and maintenance practices are essential for maximizing the performance and lifespan of self-aligning bearings. They help reduce friction, prevent excessive wear, protect against corrosion and contaminants, preserve alignment, and enable early detection of potential issues. Adhering to manufacturer recommendations and industry best practices for lubrication and maintenance ensures the reliable and efficient operation of machinery and extends the service life of self-aligning bearings.
What are self-aligning bearings, and how do they function in machinery?
Self-aligning bearings are a type of rolling contact bearings that are designed to accommodate misalignment between the shaft and the housing in machinery. They are commonly used in applications where shaft deflection, shaft misalignment, or mounting errors are expected.
Here’s a detailed explanation of self-aligning bearings and their functioning in machinery:
- Design and Construction:
Self-aligning bearings consist of two main components: an inner ring with the rolling elements and an outer ring with a spherical raceway. The inner ring is typically mounted on the rotating shaft, while the outer ring is mounted in the housing. The rolling elements, usually balls or rollers, are positioned between the inner and outer rings to facilitate smooth rotation.
The key feature of self-aligning bearings is the spherical shape of the outer ring raceway. This design allows the bearing to accommodate angular misalignment between the shaft and the housing, as well as any axial misalignment or shaft deflection that may occur during operation.
- Functioning in Machinery:
Self-aligning bearings function in machinery by providing several important benefits:
- Misalignment Compensation: Self-aligning bearings can compensate for angular misalignment between the shaft and the housing. This is particularly useful in applications where there may be slight misalignments due to manufacturing tolerances, thermal expansion, or shaft deflection under load. The self-aligning capability allows the bearing to maintain proper alignment and minimize stress on the bearing components.
- Reduced Friction and Wear: The ability of self-aligning bearings to accommodate misalignment helps reduce friction and wear. Misalignment can cause uneven loading and increased stress on the bearing, leading to premature failure. By allowing the bearing to adjust its position, self-aligning bearings distribute the load more evenly, reducing friction and wear on the rolling elements and raceways.
- Shock and Vibration Absorption: Self-aligning bearings can also absorb shocks and vibrations that may occur during operation. The spherical shape of the outer ring raceway allows the bearing to move and adjust its position, effectively absorbing and dampening the impact of shocks and vibrations. This helps improve the overall stability, smoothness, and durability of the machinery.
- Easy Installation and Maintenance: Self-aligning bearings are relatively easy to install and maintain. The self-aligning capability simplifies the alignment process during installation, as slight misalignments can be accommodated. Additionally, regular maintenance tasks, such as re-greasing or replacement of the bearing, can be performed more easily due to the flexibility and adjustability of self-aligning bearings.
Overall, self-aligning bearings play a crucial role in machinery by allowing for misalignment compensation, reducing friction and wear, absorbing shocks and vibrations, and providing ease of installation and maintenance. These features contribute to improved performance, reliability, and durability of the machinery in various applications.
editor by CX 2024-04-30
China manufacturer Self-Aligning Ball Bearing / Aktn / K/ M Cages Usu Factory/ Wholesale Price 1305, China Bearing. 1224 1226 2204 2205 2305 2324 2326 bearing engineering
Product Description
Product Description
Detailed Photos
Product Parameters
Product Name | self-aligning ball bearing |
Bearing Materials | GCr15 |
Cage | Steel Cage,nylon cage,brass cage |
Feature | Low Noise, Low Vibration, High Precision, Long Life |
Precision Grade | P0,P6,p5 |
Application | Precision instrument, low noise motor, car, motorcycle, metallurgy, rolling machine, mine, petroleum, paper, cement, sugar and other industries and general machinery. |
main bearing models | |||||||
1018 | 1210 | 105718H | 1302 | 1317 | 2207 | 2222 | 2311 |
1026 | 1211 | 1230 | 1303 | 1318 | 2208 | 2224 | 2312 |
1571 | 1212 | 11204 | 1304 | 1319 | 2209 | 2226 | 2313 |
1571 | 1213 | 11205 | 1305 | 1320 | 2210 | 2228 | 2314 |
1096 | 1214 | 11206 | 1306 | 1321 | 2211 | 2300 | 2315 |
1200 | 1215 | 11207 | 1307 | 1322 | 2212 | 2301 | 2316 |
1201 | 1216 | 11208 | 1308 | 1324 | 2213 | 2302 | 2317 |
1202 | 1217 | 11209 | 1309 | 1326 | 2214 | 2303 | 2318 |
1203 | 1218 | 11210 | 1310 | 2200 | 2215 | 2304 | 2319 |
1204 | 1219 | 11211 | 1311 | 2201 | 2216 | 2305 | 2320 |
1205 | 1220 | 11212 | 1312 | 2202 | 2217 | 2306 | 2321 |
1206 | 1221 | 11213 | 1313 | 2203 | 2218 | 2307 | 2322 |
1207 | 1222 | 1035 | 1314 | 2204 | 2219 | 2308 | 2324 |
1208 | 1224 | 1300 | 1315 | 2205 | 2220 | 2309 | 2326 |
1209 | 1226 | 1301 | 1316 | 2206 | 2221 | 2310 |
Company Profile
FAQ
Q1 : Why choose us?
A1 : We have more than 30 years of professional experience in bearing industry, and serve many leader companies in bike industry with guarantee quality product. We sell variety of bearing brands and can also do OEM and ODM.
Q2: How about the quality of products in your company?
A2: We implement strict inspection on all bearing parts before the production and during the production process, all bearing meet ISO international standard.
Q3: How to choose a bearing?
A3: We have a professional engineer team to help you choose bearing and find appropriate solutions, contact us now!
Q4: How long is your delivery term?
A4: Our standard product delivery term is 3 to 7 days. A new product development cycle is between 20 to 30 days.
There are standing stock for regular types.
Q5: Do you provide samples?
A5: Yes, we provide samples, but shipping cost and tax pay by buyer.
other bearing
advantage:
Long service life
High load carrying capacity
Compact arrangements
Accommodate misalignment
Minimum maintenance
Reduced operating costs
Fewer unplanned stops
Environmental sustainability
High availability
Technical support
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Type: | Ball |
---|---|
Structure: | Self-Aligning |
Applicatione: | Machinery |
Packing: | Single Box |
Chrome Steel: | Gcr15 |
Aligning: | Aligning Bearing |
Customization: |
Available
| Customized Request |
---|
What are the eco-friendly or sustainable aspects of self-aligning bearing materials?
Self-aligning bearings can incorporate eco-friendly or sustainable aspects in their material composition. Here’s a detailed explanation:
- Recyclable Materials:
Many self-aligning bearings are made from materials that are recyclable. Steel, which is commonly used for bearing rings and rolling elements, is highly recyclable and can be processed and reused multiple times without significant loss of properties. By choosing self-aligning bearings made from recyclable materials, the environmental impact associated with the disposal and production of bearings can be reduced.
- Low Environmental Footprint:
The production of self-aligning bearings involves various manufacturing processes. Manufacturers often strive to optimize these processes to minimize energy consumption, reduce waste generation, and lower greenhouse gas emissions. By improving energy efficiency and reducing environmental footprint during production, self-aligning bearing manufacturers contribute to sustainable practices.
- Reduced Material Consumption:
The design and development of self-aligning bearings focus on optimizing their performance while minimizing material consumption. Through advanced engineering techniques, including material selection, design optimization, and improved manufacturing processes, manufacturers can reduce the amount of material required to produce self-aligning bearings. This not only helps to conserve natural resources but also reduces the overall weight of the bearing, leading to lower energy consumption during operation.
- Alternative Materials:
In recent years, there have been advancements in the development of alternative bearing materials that offer improved sustainability characteristics. For example:
- Ceramic Bearings: Ceramic materials, such as silicon nitride or zirconia, are increasingly used in self-aligning bearings due to their excellent wear resistance, corrosion resistance, and high-temperature capabilities. Ceramic bearings can contribute to sustainability by reducing the need for lubrication, extending maintenance intervals, and minimizing the use of lubricants that may have environmental impacts.
- Polymer Bearings: Self-aligning bearings made from polymer materials, such as reinforced plastics or engineered polymers, offer advantages such as self-lubrication, resistance to corrosion and chemicals, and reduced weight. Polymer bearings can provide sustainability benefits by eliminating the need for external lubrication, reducing friction and energy consumption, and offering potential for longer service life.
- Extended Service Life:
Self-aligning bearings with extended service life contribute to sustainability by reducing the frequency of bearing replacements and associated waste generation. Advancements in bearing materials, surface treatments, and lubrication technologies have led to improved durability and longer operating life, resulting in reduced environmental impact and lower maintenance requirements.
It’s important to note that while self-aligning bearing materials can have eco-friendly or sustainable aspects, the overall sustainability of an application or system also depends on other factors, such as energy efficiency, proper maintenance practices, and end-of-life disposal considerations. Therefore, a holistic approach considering the entire lifecycle of the equipment and its components is essential for achieving sustainable practices.
Can self-aligning bearings be customized or modified for unique industrial needs?
Yes, self-aligning bearings can be customized or modified to meet unique industrial needs. Here’s a detailed explanation:
- Customized Designs:
Manufacturers of self-aligning bearings often offer customization options to accommodate specific industrial requirements. These customization options can include:
- Size and Dimensions: Self-aligning bearings can be customized to different sizes and dimensions, allowing them to fit specific equipment or space constraints within an industrial setting.
- Load Capacity: Manufacturers can modify self-aligning bearings to handle higher or lower load capacities based on the unique demands of an application. This can involve altering the bearing’s internal geometry, material selection, or heat treatment processes.
- Operating Conditions: Customizations can be madeto enhance the performance of self-aligning bearings in specific operating conditions. For example, the bearing’s materials, lubrication, or sealing arrangements can be tailored to withstand extreme temperatures, corrosive environments, or high levels of contamination.
- Mounting Configurations: Self-aligning bearings can be customized to meet specific mounting requirements. This may involve modifying the bearing’s outer ring, inner ring, or flange configurations to ensure proper fit and alignment within a particular industrial setup.
- Sealing and Protection: Manufacturers can provide customized sealing arrangements to prevent the ingress of contaminants or protect the bearing from harsh external conditions. This can include adding specialized seals, shields, or coatings to enhance the bearing’s durability and longevity.
- Lubrication: The lubrication requirements of self-aligning bearings can be customized based on the application’s specific needs. Manufacturers can offer different lubrication options, such as solid lubricants or specialized greases, to optimize performance and minimize maintenance requirements.
- Collaboration with Manufacturers:
When unique industrial needs arise, it is advisable to collaborate closely with the bearing manufacturer or consult with bearing experts. They can provide technical expertise and guidance to assess the specific requirements and propose suitable customizations or modifications to the self-aligning bearings.
It is important to note that customization or modification of self-aligning bearings may involve additional costs and lead time for manufacturing. Therefore, a thorough evaluation of the application’s needs, cost-benefit analysis, and discussions with the manufacturer are essential to determine the feasibility and effectiveness of the customization process.
By leveraging the customization options offered by bearing manufacturers and working in collaboration with experts, self-aligning bearings can be tailored to meet the unique demands of various industries, ensuring optimal performance, reliability, and longevity in specific industrial applications.
What are the common types of self-aligning bearings, such as spherical or barrel roller bearings?
There are several common types of self-aligning bearings, each offering unique features and advantages. Here’s a detailed explanation of some of the common types:
- Spherical Roller Bearings:
Spherical roller bearings are one of the most common types of self-aligning bearings. They have a spherical outer ring raceway and two rows of barrel-shaped rollers positioned between the inner and outer rings. This design allows for the accommodation of misalignment and provides high radial load-carrying capacity. Spherical roller bearings are commonly used in heavy-duty applications, such as mining equipment, paper mills, and crushers.
- Barrel Roller Bearings:
Barrel roller bearings, also known as toroidal roller bearings, have a barrel-shaped roller arrangement with a concave outer ring raceway and a convex inner ring raceway. This design enables the bearing to accommodate misalignment and axial displacement. Barrel roller bearings are suitable for applications with high radial loads and moderate axial loads, such as in conveyor systems, printing presses, and industrial gearboxes.
- Self-Aligning Ball Bearings:
Self-aligning ball bearings consist of an inner ring with two rows of balls and an outer ring with a spherical raceway. The design allows for misalignment compensation and is particularly suited for applications with low to moderate radial loads and moderate axial loads. Self-aligning ball bearings are commonly used in electric motors, pumps, and automotive applications.
- Self-Aligning Thrust Roller Bearings:
Self-aligning thrust roller bearings are designed to accommodate misalignment in applications with axial loads. They have a spherical rolling element between the shaft washer and the housing washer, allowing for misalignment compensation. These bearings are commonly used in applications such as screw conveyors, heavy machinery, and marine propulsion systems.
- Adapter Sleeve Bearings:
Adapter sleeve bearings are a type of self-aligning bearing that incorporates an adapter sleeve, which facilitates easy mounting and dismounting of the bearing. They are commonly used in applications where frequent bearing replacement or adjustment is required. Adapter sleeve bearings are often employed in conveyor systems, agricultural machinery, and textile equipment.
These are just a few examples of common types of self-aligning bearings. Other variations and specialized designs exist to suit specific application requirements. It’s important to consider factors such as load capacity, operating conditions, and dimensional constraints when selecting the appropriate self-aligning bearing for a particular application.
editor by CX 2024-04-30
wholesaler
What is the role of cage design and materials in self-aligning bearing performance and durability?
The cage design and materials used in self-aligning bearings play a crucial role in determining their performance and durability. Here’s a detailed explanation:
- Guiding and Retaining Rolling Elements:
The primary function of the cage in a self-aligning bearing is to guide and retain the rolling elements, such as balls or rollers, in their proper positions. The cage prevents the rolling elements from contacting and rubbing against each other, ensuring smooth and controlled movement within the bearing. By providing precise spacing and alignment, the cage maintains the integrity of the bearing assembly and optimizes load distribution. It also minimizes the risk of damage or premature wear caused by improper positioning or collision of the rolling elements.
- Reducing Friction and Heat Generation:
The cage design and materials can significantly impact the friction and heat generation within the self-aligning bearing. An efficient cage design ensures proper lubrication distribution by allowing the lubricant to reach all the critical contact points between the rolling elements and raceways. This reduces friction and minimizes the associated heat generation, leading to improved overall bearing efficiency and reduced energy losses. Additionally, the choice of materials for the cage should consider factors such as low friction coefficients and good thermal conductivity to further optimize performance.
- Maintaining Alignment and Stability:
Self-aligning bearings are designed to accommodate misalignment between the shaft and the housing. The cage plays a vital role in maintaining the alignment and stability of the rolling elements, ensuring that they stay properly seated and aligned during operation. A well-designed cage provides sufficient space and support for the rolling elements to adjust and align themselves, even under dynamic conditions or when subjected to external forces. This enables the self-aligning bearing to continue operating smoothly and efficiently, minimizing the risk of excessive stress, wear, or premature failure.
- Enhancing Durability and Service Life:
The cage design and materials significantly impact the durability and service life of self-aligning bearings. A robust and durable cage is essential for withstanding the loads, impact forces, and vibrations that can occur during operation. The cage should be resistant to wear, fatigue, and corrosion to ensure long-term performance and reliability. By selecting appropriate cage materials, such as high-strength steels, thermoplastics, or engineered polymers, manufacturers can enhance the durability and service life of self-aligning bearings in various operating conditions.
- Reducing Weight and Inertia:
The cage design and materials also influence the weight and inertia of the self-aligning bearing. Lighter cage materials, such as certain polymers or composite materials, can help reduce the overall weight of the bearing assembly. This has several benefits, including lower energy consumption, reduced centrifugal forces, and improved dynamic performance. By minimizing the weight and inertia of the cage, self-aligning bearings can operate at higher speeds, exhibit improved response times, and potentially achieve higher levels of performance and efficiency.
Overall, the cage design and materials used in self-aligning bearings are critical factors in determining their performance, durability, and overall efficiency. A well-designed cage facilitates proper guidance and retention of the rolling elements, reduces friction and heat generation, maintains alignment and stability, enhances durability and service life, and contributes to overall weight optimization. By considering the specific application requirements and selecting the appropriate cage design and materials, engineers can optimize the performance and durability of self-aligning bearings in a wide range of industrial applications.
What are the potential challenges or limitations associated with using self-aligning bearings in specific industries?
While self-aligning bearings offer many advantages, there are some potential challenges and limitations associated with their use in specific industries. Here’s a detailed explanation of these considerations:
- Load Capacity:
While self-aligning bearings are designed to handle high loads, there are limits to their load-carrying capacity. In industries with extremely heavy or shock loads, such as heavy machinery, mining, or construction, the load demands may exceed the capabilities of self-aligning bearings. In such cases, alternative bearing designs or additional support mechanisms may be required to handle the extreme load conditions.
- Speed Limitations:
Self-aligning bearings may have certain speed limitations due to factors such as centrifugal forces, increased friction, or potential instability at high rotational speeds. In industries that require very high-speed applications, such as aerospace or certain manufacturing processes, specialized high-speed bearings may be more suitable to ensure optimal performance and prevent premature failure.
- Temperature and Environmental Constraints:
Self-aligning bearings have specific temperature and environmental constraints that can impact their performance. In industries involving extreme temperatures, aggressive chemicals, or harsh environmental conditions, the choice of bearing materials and lubricants becomes critical. Certain industries, such as oil and gas, chemical processing, or marine applications, may require specialized bearing designs or coatings to withstand the demanding operating conditions.
- Maintenance and Lubrication:
Proper maintenance and lubrication are essential for the reliable operation of self-aligning bearings. In industries where access for maintenance is challenging or where frequent maintenance is not feasible, the longevity and performance of self-aligning bearings may be compromised. Additionally, industries with high contamination or abrasive particles in the operating environment may require more frequent lubrication or specialized sealing arrangements to protect the bearings from premature wear and failure.
- Space Limitations:
Self-aligning bearings have a larger footprint compared to some other bearing designs due to their double-row construction and spherical outer ring raceway. In industries with space constraints or compact machinery designs, the dimensions of self-aligning bearings may pose challenges in terms of integration or fitting within limited spaces. In such cases, alternative bearing designs with smaller profiles may be more suitable.
- Cost Considerations:
Self-aligning bearings can be more expensive compared to certain other bearing types, especially in applications that require larger sizes or specialized configurations. In industries with cost-sensitive considerations, such as consumer products or automotive manufacturing, the higher cost of self-aligning bearings may influence the selection of alternative bearing options that can meet the application requirements at a lower cost.
While self-aligning bearings offer numerous benefits, it is important to carefully evaluate the specific challenges and limitations in each industry or application. By considering these factors and consulting with bearing experts or manufacturers, the most suitable bearing solution can be selected to ensure optimal performance, reliability, and cost-effectiveness.
What are the common types of self-aligning bearings, such as spherical or barrel roller bearings?
There are several common types of self-aligning bearings, each offering unique features and advantages. Here’s a detailed explanation of some of the common types:
- Spherical Roller Bearings:
Spherical roller bearings are one of the most common types of self-aligning bearings. They have a spherical outer ring raceway and two rows of barrel-shaped rollers positioned between the inner and outer rings. This design allows for the accommodation of misalignment and provides high radial load-carrying capacity. Spherical roller bearings are commonly used in heavy-duty applications, such as mining equipment, paper mills, and crushers.
- Barrel Roller Bearings:
Barrel roller bearings, also known as toroidal roller bearings, have a barrel-shaped roller arrangement with a concave outer ring raceway and a convex inner ring raceway. This design enables the bearing to accommodate misalignment and axial displacement. Barrel roller bearings are suitable for applications with high radial loads and moderate axial loads, such as in conveyor systems, printing presses, and industrial gearboxes.
- Self-Aligning Ball Bearings:
Self-aligning ball bearings consist of an inner ring with two rows of balls and an outer ring with a spherical raceway. The design allows for misalignment compensation and is particularly suited for applications with low to moderate radial loads and moderate axial loads. Self-aligning ball bearings are commonly used in electric motors, pumps, and automotive applications.
- Self-Aligning Thrust Roller Bearings:
Self-aligning thrust roller bearings are designed to accommodate misalignment in applications with axial loads. They have a spherical rolling element between the shaft washer and the housing washer, allowing for misalignment compensation. These bearings are commonly used in applications such as screw conveyors, heavy machinery, and marine propulsion systems.
- Adapter Sleeve Bearings:
Adapter sleeve bearings are a type of self-aligning bearing that incorporates an adapter sleeve, which facilitates easy mounting and dismounting of the bearing. They are commonly used in applications where frequent bearing replacement or adjustment is required. Adapter sleeve bearings are often employed in conveyor systems, agricultural machinery, and textile equipment.
These are just a few examples of common types of self-aligning bearings. Other variations and specialized designs exist to suit specific application requirements. It’s important to consider factors such as load capacity, operating conditions, and dimensional constraints when selecting the appropriate self-aligning bearing for a particular application.
editor by CX 2024-04-29
China best Auto Parts Self-Aligning Needle Bearing High Misalignment Precision Spherical Roller Bearing bearing example
Product Description
Auto Parts Self-Aligning Needle Bearing High Misalignment Precision Spherical Roller Bearing
Product Description
Spherical roller bearings
Spherical roller bearings have 2 rows of rollers, a common sphered outer ring raceway and 2 inner ring raceways inclined at an angle to the bearing axis. The centre point of the sphere in the outer ring raceway is at the bearing axis. Therefore the bearings are self-aligning and insensitive to misalignment of the shaft relative to the housing, which can be caused, for example, by shaft deflection. Spherical roller bearings are designed to accommodate heavy radial loads, as well as heavy axial loads in both directions.
Product Parameters
Detailed Photos
Company Profile
HangZhou HONGSHI MACHINERY AND ELECTRICAL EQUIPMENT CO.,LTD. (formerly HangZhou Hengmai Bearing Co., Ltd.) was established in 2007, and HMMH is our own brand.
HMMH mainly produces spherical roller bearings, pillow block ball bearing, deep groove ball bearings and cylindrical roller bearings. Spherical roller bearing products range from 20mm to 1M, with the main production of crusher bearings 22300 series. Low noise deep groove ball bearings, product accuracy can reach ZV2, ZV3, ZV4, mainly produces motor bearings 6200, 6300 series. pillow block ball bearing, mainly producing UCP, UCF, UCFL, UCFC, UCT series, the products are mainly used in agricultural machine and peeling machine. We also use the bainite quenching process to ensure the hardness of the bearing, using good testing equipment, such as roundness meter, profiler, roughness meter, universal measuring instrument, spectrometer, metallographic microscope to control each detail quality monitoring.
To ensure product quality, we have established a strict quality control system and an experienced team of engineers and after-sales service. From forgings to final products we have a strict quality control system.
Your needs are our production motivation, and your satisfaction is our goal. We are willing to serve our customers with the goal of “Quality First, Service First, Credit First”.
FAQ
1.A:How can I do customized design?
Q:We are request for the drawing with the measurement, material and other speicifcation as details as you can, and for the customized products, our MOQ is 10 pcs per design
2.Q: How can I get a sample?
A: If you only need 1or 2 samples for small size inner weight below 2kgs, we can supply free samples and we have stocks, you can just pay the shipping cost .if you need several design samples, then you should paid the cost with shipping.
3.Q: What package do you usually use?
A: Usually we use single box or tape. Also according to customer’s special requirement.
4.Q:How long do you need for production? Or what’s your production lead time?
A:Usually could be sent our in 2-3 days if in stock for samples. Customized item usually need 14-30 days to produce.
5.Q:How long will you guarantee your quality?
A:We supply test report and quality control photos from materials to finished goods during production.
6.Q:How to do after sale service?
A:Good after-sale service is our promise. Before placing orders, our professional engineer will discuss all technical data and your bearing usage condition and CZPT you what kind of steel materials to fit your products and usage life possible.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Product Name: | Spherical Roller Bearing |
---|---|
Quality: | High Quality |
Rolling Body: | Roller Bearings |
The Number of Rows: | Double |
Outer Dimension: | Large (200-430mm) |
Material: | Bearing Steel |
Customization: |
Available
| Customized Request |
---|
How do innovations and advancements in self-aligning bearing technology impact their use?
Advancements and innovations in self-aligning bearing technology have a significant impact on their use in various industries. Here’s a detailed explanation:
- Improved Performance:
Innovations in self-aligning bearing technology often result in improved performance characteristics. These advancements can include:
- Load Capacity: New bearing designs and materials can enhance the load-carrying capacity of self-aligning bearings, allowing them to withstand higher loads or operate under more demanding conditions.
- Speed Capability: Advancements in bearing manufacturing techniques and materials can increase the maximum rotational speed at which self-aligning bearings can operate effectively, enabling their use in high-speed applications.
- Friction Reduction: Innovations in bearing design, lubrication, and surface treatments contribute to reducing friction and energy losses, resulting in improved efficiency and reduced operating costs.
- Sealing and Contamination Resistance: New sealing technologies and materials can enhance the sealing performance of self-aligning bearings, providing better protection against contaminants, moisture, and harsh environmental conditions.
- Temperature and Corrosion Resistance: Advances in bearing materials and coatings enable self-aligning bearings to withstand extreme temperatures, aggressive chemicals, and corrosive environments, expanding their range of applications.
- Extended Service Life:
Innovations in self-aligning bearing technology often result in improved durability and longevity. These advancements can include:
- Materials: The development of new bearing materials, such as advanced steels, ceramics, or composites, can significantly enhance the bearing’s resistance to wear, fatigue, and surface damage, leading to extended service life.
- Lubrication: Advancements in lubrication technologies, such as the use of solid lubricants or advanced grease formulations, can provide better film formation, reduce friction, and minimize wear, thereby increasing the bearing’s operating life.
- Surface Treatments: Innovative surface treatments, such as coatings or finishes, can improve the bearing’s resistance to corrosion, wear, and fretting, contributing to longer service intervals and reduced maintenance requirements.
- Condition Monitoring: The integration of sensor technologies and data analytics in self-aligning bearings enables real-time monitoring of operating conditions, allowing for proactive maintenance and early detection of potential failures, thus maximizing the bearing’s service life.
- Application Expansion:
Advancements in self-aligning bearing technology often lead to an expansion of their application range. These advancements can include:
- New Industries: Innovations in self-aligning bearing technology can enable their use in industries or applications where they were previously not feasible. This opens up opportunities in emerging sectors, such as renewable energy, electric vehicles, robotics, or medical devices.
- Challenging Environments: Improved performance characteristics, such as enhanced sealing, temperature resistance, or contamination resistance, allow self-aligning bearings to be deployed in challenging environments, including offshore installations, high-temperature processes, or chemically aggressive applications.
- Specialized Applications: Advancements in self-aligning bearing technology can lead to the development of specialized bearing variants tailored for specific applications, such as high-speed machining, precision equipment, or demanding industrial automation systems.
Overall, innovations and advancements in self-aligning bearing technology bring about enhanced performance, extended service life, and expanded application possibilities. These advancements drive improvements in industrial productivity, reliability, and efficiency, making self-aligning bearings a valuable component in a wide range of industries and applications.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.
editor by CX 2024-04-29
China supplier High Qulaity Self-Aligning Spherical Conveyor Flat Roller Bearings Busing 23024 Mbw33 220 Series for Electric Heating Circle Rolling Bearing Distribuitor with high quality
Product Description
High Qulaity Self-Aligning Spherical Conveyor Flat Roller Bearings Busing 23571 Mbw33 220 Series for Electric Heating Circle Rolling Bearing Distribuitor
About Spherical Roller Bearing
1): CZPT to accommodate misalignment
2): Suitable for high axial and some radial loads
3): Relatively high speed ratings
4): type : YM (CA,CAM,EAS ) ,YMB ,MB,CJ(CC CD RH) ,E (E1)
5): Application examples: Heavy vertical shafts, injection moulding machines, etc.
New Item | Old Item | Structure | Specifications(dxDxT)mm | Weight/kg |
22207 | 3507 | MB/CA/CC/EK/CK/CMW33 | 35x72x23 | 0.43 |
22208 | 3508 | MB/CA/CC/E/K/CK/CMW33 | 40X80X23 | 0.55 |
22209 | 3509 | MB/CA/CC/E/K/CK/CMW33 | 45X85X23 | 0.59 |
22210 | 3510 | MB/CA/CC/E/K/CK/CMW33 | 50X90X23 | 0.64 |
22211 | 3511 | MB/CA/CC/E/K/CK/CMW33 | 55X100X25 | 0.88 |
22212 | 3512 | MB/CA/CC/E/K/CK/CMW33 | 60X110X28 | 1.19 |
22213 | 3513 | MB/CA/CC/E/K/CK/CMW33 | 65X120X31 | 1.6 |
22214 | 3514 | MB/CA/CC/E/K/CK/CMW33 | 70X125X31 | 1.68 |
22215 | 3515 | MB/CA/CC/E/K/CK/CMW33 | 75X130X31 | 1.75 |
22216 | 3516 | MB/CA/CC/E/K/CK/CMW33 | 80X140X33 | 2.12 |
22217 | 3517 | MB/CA/CC/E/K/CK/CMW33 | 85X150X36 | 2.79 |
22218 | 3518 | MB/CA/CC/E/K/CK/CMW33 | 90X160X40 | 3.78 |
22219 | 3519 | MB/CA/CC/E/K/CK/CMW33 | 95X170X43 | 4.31 |
22220 | 3520 | MB/CA/CC/E/K/CK/CMW33 | 100X180X46 | 5.06 |
22222 | 3522 | MB/CA/CC/E/K/CK/CMW33 | 110X200X53 | 7.4 |
22224 | 3524 | MB/CA/CC/E/K/CK/CMW33 | 120X215X58 | 9.267 |
22226 | 3526 | MB/CA/CC/E/K/CK/CMW33 | 130X230X64 | 11.5 |
22228 | 3528 | MB/CA/CC/E/K/CK/CMW33 | 140X250X68 | 14.5 |
22230 | 3530 | MB/CA/CC/E/K/CK/CMW33 | 150X270X73 | 18.4 |
22232 | 3532 | MB/CA/CC/E/K/CK/CMW33 | 160X260X80 | 22.3 |
22234 | 3534 | MB/CA/CC/E/K/CK/CMW33 | 170X310X86 | 28.7 |
22236 | 3536 | MB/CA/CC/E/K/CK/CMW33 | 180X320X86 | 30.5 |
22238 | 3538 | MB/CA/CC/E/K/CK/CMW33 | 190X320X92 | 35.55 |
22240 | 3540 | MB/CA/CC/E/K/CK/CMW33 | 200X360X98 | 44.7 |
22244 | 3544 | MB/CA/CC/E/K/CK/CMW33 | 220X400X108 | 63 |
22248 | 3548 | MB/CA/CC/E/K/CK/CMW33 | 240X440X120 | 83.2 |
22252 | 3552 | MB/CA/CC/E/K/CK/CMW33 | 260X480X130 | 105 |
22256 | 3556 | MB/CA/CC/E/K/CK/CMW33 | 280X500X130 | 126 |
22260 | 3560 | MB/CA/CC/E/K/CK/CMW33 | 300X540X140 | 143 |
22306 | 3606 | MB/CA/CC/E/K/CK/CMW33 | 30x70x22 | 0.37 |
22307 | 3607 | MB/CA/CC/E/K/CK/CMW33 | 35x80x31 | 0.75 |
22308 | 3608 | MB/CA/CC/E/K/CK/CMW33 | 40x90x33 | 1.07 |
22309 | 3609 | MB/CA/CC/E/K/CK/CMW33 | 45x90x33 | 1.4 |
22310 | 3610 | MB/CA/CC/E/K/CK/CMW33 | 50x110x40 | 1.83 |
22311 | 3611 | MB/CA/CC/E/K/CK/CMW33 | 55x120x43 | 2.4 |
22312 | 3612 | MB/CA/CC/E/K/CK/CMW33 | 60x130x46 | 2.88 |
22313 | 3613 | MB/CA/CC/E/K/CK/CMW33 | 65x140x48 | 3.52 |
22314 | 3614 | MB/CA/CC/E/K/CK/CMW33 | 70x150x51 | 4.21 |
22315 | 3615 | MB/CA/CC/E/K/CK/CMW33 | 75x160x55 | 5.47 |
22316 | 3616 | MB/CA/CC/E/K/CK/CMW33 | 80x170x58 | 6.19 |
22317 | 3617 | MB/CA/CC/E/K/CK/CMW33 | 85x180x60 | 7.5 |
22318 | 3618 | MB/CA/CC/E/K/CK/CMW33 | 90x190x64 | 8.96 |
22319 | 3619 | MB/CA/CC/E/K/CK/CMW33 | 95x200x67 | 9.93 |
22320 | 3620 | MB/CA/CC/E/K/CK/CMW33 | 100x215x73 | 13 |
22322 | 3622 | MB/CA/CC/E/K/CK/CMW33 | 110x240x80 | 17.95 |
22324 | 3624 | MB/CA/CC/E/K/CK/CMW33 | 120x246x80 | 22.4 |
22326 | 3626 | MB/CA/CC/E/K/CK/CMW33 | 130x280x93 | 28.2 |
22328 | 3628 | MB/CA/CC/E/K/CK/CMW33 | 140x300x102 | 35.12 |
22330 | 3630 | MB/CA/CC/E/K/CK/CMW33 | 150x320x108 | 43.7 |
22332 | 3632 | MB/CA/CC/E/K/CK/CMW33 | 160x340x114 | 52.2 |
22334 | 3634 | MB/CA/CC/E/K/CK/CMW33 | 170x360x120 | 60.7 |
Our packing:
* Industrial pakage+outer carton+pallets
* sigle box+outer carton+pallets
* Tube package+middle box+outer carton+pallets
* According to your requirments
We have been engaged in foreign trade for more than 6 years and are well-known enterprises in ZheJiang
Province. The fixed assets of the machine are more than 2 million US dollars, and the annual foreign trade
sales volume exceeds 2 million US dollars.
We have extensive cooperation with countries in Asia, Europe, and the Americas. Including Russia, Ukraine,
elarus, Kazakhstan, Uzbekistan, Tajikistan, Spain, Mexico,India, Pakistan, Turkey, Vietnam and other industrial
areas.
SAMPLES
1.Samples quantity: 1-10 pcs are available.
2.Free samples: It depends on the model NO., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3.It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1.MOQ: 10 pcs mix different standard bearings.
2.MOQ: 3000 pcs customized your brand bearings.
OEM POLICY
1.We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
2.We can custom your packaging according to your design
3.All copyright own by clients and we promised don’t disclose any info.
SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email,thanks!
We have all kinds of bearings, just tell me your item number and quantity,best price will be offered to you soon
The material of the bearings, precision rating, seals type,OEM service,etc, all of them we can make according to your requirement.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Hardness: | 59-63HRC |
---|---|
Feature: | Low Price, High Speed, Long Life |
Type: | E |
Samples: |
US$ 5/Piece
1 Piece(Min.Order) | Order Sample |
---|
Customization: |
Available
| Customized Request |
---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
---|
Payment Method: |
|
---|---|
Initial Payment Full Payment |
Currency: | US$ |
---|
Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
---|
What are the eco-friendly or sustainable aspects of self-aligning bearing materials?
Self-aligning bearings can incorporate eco-friendly or sustainable aspects in their material composition. Here’s a detailed explanation:
- Recyclable Materials:
Many self-aligning bearings are made from materials that are recyclable. Steel, which is commonly used for bearing rings and rolling elements, is highly recyclable and can be processed and reused multiple times without significant loss of properties. By choosing self-aligning bearings made from recyclable materials, the environmental impact associated with the disposal and production of bearings can be reduced.
- Low Environmental Footprint:
The production of self-aligning bearings involves various manufacturing processes. Manufacturers often strive to optimize these processes to minimize energy consumption, reduce waste generation, and lower greenhouse gas emissions. By improving energy efficiency and reducing environmental footprint during production, self-aligning bearing manufacturers contribute to sustainable practices.
- Reduced Material Consumption:
The design and development of self-aligning bearings focus on optimizing their performance while minimizing material consumption. Through advanced engineering techniques, including material selection, design optimization, and improved manufacturing processes, manufacturers can reduce the amount of material required to produce self-aligning bearings. This not only helps to conserve natural resources but also reduces the overall weight of the bearing, leading to lower energy consumption during operation.
- Alternative Materials:
In recent years, there have been advancements in the development of alternative bearing materials that offer improved sustainability characteristics. For example:
- Ceramic Bearings: Ceramic materials, such as silicon nitride or zirconia, are increasingly used in self-aligning bearings due to their excellent wear resistance, corrosion resistance, and high-temperature capabilities. Ceramic bearings can contribute to sustainability by reducing the need for lubrication, extending maintenance intervals, and minimizing the use of lubricants that may have environmental impacts.
- Polymer Bearings: Self-aligning bearings made from polymer materials, such as reinforced plastics or engineered polymers, offer advantages such as self-lubrication, resistance to corrosion and chemicals, and reduced weight. Polymer bearings can provide sustainability benefits by eliminating the need for external lubrication, reducing friction and energy consumption, and offering potential for longer service life.
- Extended Service Life:
Self-aligning bearings with extended service life contribute to sustainability by reducing the frequency of bearing replacements and associated waste generation. Advancements in bearing materials, surface treatments, and lubrication technologies have led to improved durability and longer operating life, resulting in reduced environmental impact and lower maintenance requirements.
It’s important to note that while self-aligning bearing materials can have eco-friendly or sustainable aspects, the overall sustainability of an application or system also depends on other factors, such as energy efficiency, proper maintenance practices, and end-of-life disposal considerations. Therefore, a holistic approach considering the entire lifecycle of the equipment and its components is essential for achieving sustainable practices.
Can you provide examples of machinery or equipment that rely on self-aligning bearings for reliable operation?
Self-aligning bearings play a crucial role in ensuring the reliable operation of various types of machinery and equipment. Here are some examples of machinery and equipment that rely on self-aligning bearings:
- Mining Equipment: Self-aligning bearings are used in mining equipment such as crushers, vibrating screens, and conveyor systems. These bearings help compensate for misalignment caused by heavy loads, vibrations, and uneven terrain, ensuring smooth operation and minimizing downtime in the mining industry.
- Construction Machinery: Construction machinery, including excavators, loaders, and concrete mixers, rely on self-aligning bearings. These bearings accommodate misalignment caused by heavy loads, shock loads, and dynamic forces, enabling reliable performance and durability in demanding construction sites.
- Paper Machines: Self-aligning bearings are essential components in paper machines, including the dryer section, press section, and calender rolls. These bearings compensate for misalignment caused by thermal expansion, high speeds, and varying loads, ensuring precise alignment and smooth operation throughout the paper manufacturing process.
- Steel Rolling Mills: Self-aligning bearings are critical in steel rolling mills, where they support the heavy loads and high temperatures involved in the rolling process. These bearings accommodate misalignment caused by thermal expansion, roll deflection, and varying loads, ensuring the accuracy and efficiency of the rolling operations.
- Printing Presses: Printing presses rely on self-aligning bearings in their rollers, cylinders, and other moving parts. These bearings compensate for misalignment caused by high-speed rotations, vibrations, and thermal effects, ensuring precise alignment and reliable operation in the printing industry.
- Wind Turbines: Self-aligning bearings are crucial components in wind turbines, supporting the main shaft and rotor assembly. These bearings accommodate misalignment caused by wind gusts, turbine movements, and varying loads, enabling efficient power generation and prolonged service life of the wind turbine.
- Automotive Wheel Hubs: Self-aligning bearings are used in automotive wheel hub assemblies, providing reliable rotation and supporting the vehicle’s weight. These bearings compensate for misalignment caused by uneven road surfaces, cornering forces, and thermal effects, ensuring safe and smooth operation of automotive vehicles.
- Food Processing Equipment: Self-aligning bearings are employed in food processing equipment such as mixers, blenders, and conveyors. These bearings accommodate misalignment caused by varying loads, thermal effects, and sanitation processes, ensuring hygienic operation and reliability in food manufacturing facilities.
These are just a few examples of the machinery and equipment that rely on self-aligning bearings for reliable operation. Self-aligning bearings are utilized in a wide range of industries, including mining, construction, paper manufacturing, steel production, printing, renewable energy, automotive, and food processing, among others. Their ability to compensate for misalignment, handle high loads, and ensure smooth operation makes them indispensable components in numerous applications.
What are self-aligning bearings, and how do they function in machinery?
Self-aligning bearings are a type of rolling contact bearings that are designed to accommodate misalignment between the shaft and the housing in machinery. They are commonly used in applications where shaft deflection, shaft misalignment, or mounting errors are expected.
Here’s a detailed explanation of self-aligning bearings and their functioning in machinery:
- Design and Construction:
Self-aligning bearings consist of two main components: an inner ring with the rolling elements and an outer ring with a spherical raceway. The inner ring is typically mounted on the rotating shaft, while the outer ring is mounted in the housing. The rolling elements, usually balls or rollers, are positioned between the inner and outer rings to facilitate smooth rotation.
The key feature of self-aligning bearings is the spherical shape of the outer ring raceway. This design allows the bearing to accommodate angular misalignment between the shaft and the housing, as well as any axial misalignment or shaft deflection that may occur during operation.
- Functioning in Machinery:
Self-aligning bearings function in machinery by providing several important benefits:
- Misalignment Compensation: Self-aligning bearings can compensate for angular misalignment between the shaft and the housing. This is particularly useful in applications where there may be slight misalignments due to manufacturing tolerances, thermal expansion, or shaft deflection under load. The self-aligning capability allows the bearing to maintain proper alignment and minimize stress on the bearing components.
- Reduced Friction and Wear: The ability of self-aligning bearings to accommodate misalignment helps reduce friction and wear. Misalignment can cause uneven loading and increased stress on the bearing, leading to premature failure. By allowing the bearing to adjust its position, self-aligning bearings distribute the load more evenly, reducing friction and wear on the rolling elements and raceways.
- Shock and Vibration Absorption: Self-aligning bearings can also absorb shocks and vibrations that may occur during operation. The spherical shape of the outer ring raceway allows the bearing to move and adjust its position, effectively absorbing and dampening the impact of shocks and vibrations. This helps improve the overall stability, smoothness, and durability of the machinery.
- Easy Installation and Maintenance: Self-aligning bearings are relatively easy to install and maintain. The self-aligning capability simplifies the alignment process during installation, as slight misalignments can be accommodated. Additionally, regular maintenance tasks, such as re-greasing or replacement of the bearing, can be performed more easily due to the flexibility and adjustability of self-aligning bearings.
Overall, self-aligning bearings play a crucial role in machinery by allowing for misalignment compensation, reducing friction and wear, absorbing shocks and vibrations, and providing ease of installation and maintenance. These features contribute to improved performance, reliability, and durability of the machinery in various applications.
editor by CX 2024-04-29
China Standard High Load Capacity Self-Aligning Ball Bearing 2217K 2218K 2219K 2220K 2222K with 110X200X53 mm to Reduce Friction for Metallurgy deep groove ball bearing
Product Description
High load capacity self-aligning ball bearing 2217K 2218K 2219K 2220K 2222K with 110x200x53 mm to reduce friction for metallurgy
Self aligning ball bearings mainly bear radial loads and can also withstand small axial loads. The axial displacement of the
shaft (shell) is limited within the clearance limit, with automatic centering performance, allowing normal operation under
conditions of relatively small internal and external inclination. It is suitable for components where the support seat hole cannot strictly guarantee coaxiality. Self aligning ball bearings are suitable for bearing heavy and impact loads, precision instruments,low noise motors, automobiles, motorcycles, metallurgy, rolling mills, mines, petroleum, papermaking, cement, sugar squeezing and other industries, as well as general machinery.
Type |
BALL |
Structure |
Self-Aligning |
Applicable Industries |
Food Shop, Energy & Mining, Food & Beverage Shops, Advertising Company |
Precision Rating |
P0 P6 P5 P4 P2 |
Seals Type |
OPEN OR SEAL |
Number of Row |
Double row |
Product name |
Self-aligning Roller Bearing |
Product Parameters
Bearing No | Dimensionmm) | MabB(kg | Bearing No | Dimension(mm) | Mass(kg | ||||
d | D | B | d | D | B | ||||
1200 | 10 | 30 | 9 | 0.035 | 1300 | 10 | 35 | 11 | 0.060 |
1201 | 12 | 32 | 10 | 0.042 | 1301 | 12 | 37 | 12 | 0.070 |
1202 | 15 | 35 | 11 | 0.051 | 1302 | 15 | 42 | 13 | 0.100 |
1203 | 17 | 40 | 12 | 0.076 | 1303 | 17 | 47 | 14 | 0.140 |
1204 | 20 | 47 | 14 | 0.120 | 1304 | 20 | 52 | 15 | 0.170 |
1206 | 25 | 52 | 15 | 0.140 | 1305 | 25 | 62 | 17 | 0.260 |
1206 | 30 | 62 | 16 | 0.230 | 1306 | 30 | 72 | 19 | 0.400 |
1207 | 35 | 72 | 17 | 0.320 | 1307 | 35 | 80 | 21 | 0.540 |
1208 | 40 | 80 | 18 | 0.410 | 1308 | 40 | 90 | 23 | 0.710 |
1209 | 45 | 85 | 19 | 0.490 | 1309 | 45 | 100 | 25 | 0.960 |
1210 | 50 | 90 | 20 | 0.540 | 1310 | 50 | 110 | 27 | 1.210 |
1211 | 55 | 100 | 21 | 0.720 | 1311 | 55 | 120 | 29 | 1.580 |
1212 | 60 | 110 | 22 | 0.900 | 1312 | 60 | 180 | 31 | 1.90 |
1213 | 65 | 120 | 23 | 0.920 | 1313 | 65 | 140 | 33 | 2.390 |
1214 | 70 | 125 | 24 | 1.290 | 1314 | 70 | 150 | 35 | 3.000 |
1215 | 75 | 130 | 25 | 1.350 | 1315 | 75 | 160 | 37 | 3.600 |
1216 | 80 | 140 | 26 | 1.650 | 1316 | 80 | 170 | 39 | 4.200 |
1217 | 85 | 150 | 28 | 2.100 | 2300 | 10 | 35 | 17 | 0.090 |
2200 | 10 | 30 | 14 | 0.050 | 2301 | 12 | 37 | 17 | 0.100 |
2201 | 12 | 32 | 14 | 0.053 | 2302 | 15 | 42 | 17 | 0.110 |
2202 | 15 | 35 | 14 | 0.600 | 2303 | 17 | 47 | 19 | 0.170 |
2203 | 17 | 40 | 16 | 0.090 | 2304 | 20 | 52 | 21 | 0.220 |
2204 | 20 | 47 | 18 | 0.150 | 2305 | 25 | 62 | 24 | 0.350 |
2205 | 25 | 52 | 18 | 0.190 | 2306 | 50 | 72 | 27 | 0.500 |
2206 | 80 | 62 | 20 | 0.260 | 2307 | 35 | 80 | 31 | 0.680 |
2207 | 35 | 72 | 23 | 0.440 | 2308 | 40 | 90 | 33 | 0.930 |
2208 | 40 | 90 | 23 | 0.530 | 2309 | 45 | 100 | 36 | 1.250 |
2209 | 45 | 85 | 23 | 0.550 | 2310 | 50 | 110 | 40 | 1.640 |
2210 | 50 | 90 | 23 | 0.680 | 2311 | 55 | 120 | 43 | 2.100 |
2211 | 55 | 100 | 25 | 0.810 | 2312 | 60 | 130 | 46 | 2.600 |
2212 | 60 | 110 | 28 | 1.100 | 2313 | 65 | 140 | 48 | 3.200 |
2213 | 65 | 120 | 31 | 1.500 | 2314 | 70 | 150 | 51 | 3.900 |
2214 | 70 | 125 | 31 | 1.620 | 2315 | 75 | 160 | 55 | 4.700 |
2215 | 75 | 130 | 31 | 1.720 |
Applications:
- Industrial fans
- Agriculture
- Material handling
- Food and beverage
- Pulp and paper
Detailed Photos
Our Advantages
1.Free Sample bearing
2.ISO Standard
3.Bearing Small order accepted
4.In Stock bearing
5.OEM bearing service
6.Professional:16 years manufacture bearing
7.Customized bearing, Customer’s bearing drawing or samples accepted
8.Competitive price bearing
9.TT Payment or Western Union or Trade Assurance Order
****More produce***
Packaging & Shipping
Why choose us ?
1. Quality Control To ensure the quality of our vehicles and other products, Our QC staffs do strict supplier evaluations, in-coming inspections, in-process inspections, final inspections and pre-delivery inspections. The most important is that we listen to what our customers say and are always looking for ways to improve the quality of our products through continuous improvement.
2. OEM Ability We have built stable and long-term cooperate relationshilp with supermarkets,we canalso provide ODM, OEM and Agent services to our customers over the world.
3. Parts Available We have spare bearings for immediate delivery to anywhere in the world. Our Bearings widely used in the fields of motor, fan, injection molding machine, mining, mechanical equipment, metallurgy, rolling, automobile, railway, iron and steel, power, textile, packaging, petroleum, paper making, etc
4. Good Warranty We take customer satisfaction and product quality as the first priority for us. We supply reliable warranties and good after-sales services.
FAQ
*Q:Can I get samples from you?
A:We are honored to offer you samples for quality check.
*Q:What parts are manufactured by you?
A: :90% of bearings are manufactured by us.
*Q:What’s the leading time? (How long do you need to prepare my goods?)
A:10 days for sample orders. 30 days for mass production orders (based on different quantities)
*Q:How long do I need to wait before my goods arrive?
A:3-5 days for international express. 5-7 days for air transportation, 35-40 days for sea transportation.
*Q:Can you put my brand name (logo) on these products?
A: Yes, or container order. Sticker order qty over 100pcs.
*Q:What payment methods do you accept?
A:T/T, L/C, Western Union, etc.
*Q:What certificates do you have?
A: All of our products are with CE IAF certificate. For some models, the certificates are already available. For other models, we will need your assistance to apply the certificates. For some models, the certificates are already available. For other models, we will need your assistance to apply the certificates.
*Q:What is your product quality?
A:Our raw materials are purchased from qualified suppliers. And we have a strong quality control team to guarantee our quality. We always care what you care!!
*Q:What is your warranty?
A:Our warranty is 24 months after delivery. We always pay high attention to after sale service!! For those out of warranty, we have adequate parts.
Electrical and easy wear parts are not included in warranty range.
*Q:How are parts availability?
A:We keep stock of spare parts and make sure all parts available whenever you need.
Factory Display
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Hardness: | HRC60-63 |
---|---|
Available: | DDU, Zz, VV, Open, Nr, M, C0, C2, C3, C4 |
Quanlity: | P0, P6, P5, P4, P2, Z1V1, Z2V2, Z3V3 |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | Order Sample |
---|
Customization: |
Available
| Customized Request |
---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
---|
Payment Method: |
|
---|---|
Initial Payment Full Payment |
Currency: | US$ |
---|
Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
---|
How do self-aligning bearings enhance the overall efficiency and functionality of machinery and equipment?
Self-aligning bearings play a crucial role in enhancing the overall efficiency and functionality of machinery and equipment. Here’s a detailed explanation:
- Compensation for Misalignment:
One of the key benefits of self-aligning bearings is their ability to compensate for misalignment between the shaft and the housing. Misalignment can occur due to various factors such as shaft deflection, thermal expansion, or mounting errors. Self-aligning bearings have the capability to accommodate angular misalignment, axial displacement, and shaft deflection, ensuring smooth operation even in challenging conditions. By accommodating misalignment, self-aligning bearings minimize stress and wear on other components, reducing the risk of premature failure and improving overall machinery efficiency.
- Reduced Friction and Energy Consumption:
Self-aligning bearings are designed to operate with low friction, which helps to reduce energy consumption within the machinery or equipment. The rolling elements and raceways of self-aligning bearings are precisely engineered to minimize contact friction. This reduced friction results in lower power losses, allowing the machinery to operate more efficiently and potentially leading to energy savings.
- Increased Reliability and Service Life:
Self-aligning bearings contribute to the overall reliability and service life of machinery and equipment. By accommodating misalignment and reducing friction, they help to distribute loads evenly, minimize stress concentrations, and prevent premature wear and failures. This improved load distribution and reduced friction can extend the service life of other critical components, such as gears, shafts, and seals. Additionally, self-aligning bearings often feature robust designs and high-quality materials, further enhancing their durability and reliability in demanding operating conditions.
- Enhanced Performance in Challenging Environments:
Self-aligning bearings are well-suited for applications in challenging environments. They can withstand conditions such as high temperatures, extreme speeds, or contaminated operating conditions. The ability to accommodate misalignment and the use of specialized bearing materials and lubricants enable self-aligning bearings to maintain their performance and functionality in adverse conditions. This enhances the overall efficiency and reliability of machinery and equipment in industries such as mining, steel, paper, and food processing.
- Ease of Installation and Maintenance:
Self-aligning bearings are designed for ease of installation and maintenance. Their self-aligning capability simplifies the alignment process during installation, reducing the time and effort required. Additionally, self-aligning bearings often feature integrated seals or shields that help to protect against contamination and retain lubrication, resulting in reduced maintenance requirements. The ease of installation and maintenance of self-aligning bearings contributes to the overall efficiency of machinery and equipment by minimizing downtime and improving overall operational productivity.
Overall, self-aligning bearings enhance the efficiency and functionality of machinery and equipment by accommodating misalignment, reducing friction and energy consumption, increasing reliability and service life, performing well in challenging environments, and enabling easier installation and maintenance. By incorporating self-aligning bearings into their designs, engineers and equipment manufacturers can optimize performance, reduce downtime, and improve the overall efficiency of their machinery and equipment.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.
editor by CX 2024-04-26
Best Sales
How do self-aligning bearings enhance the overall efficiency and functionality of machinery and equipment?
Self-aligning bearings play a crucial role in enhancing the overall efficiency and functionality of machinery and equipment. Here’s a detailed explanation:
- Compensation for Misalignment:
One of the key benefits of self-aligning bearings is their ability to compensate for misalignment between the shaft and the housing. Misalignment can occur due to various factors such as shaft deflection, thermal expansion, or mounting errors. Self-aligning bearings have the capability to accommodate angular misalignment, axial displacement, and shaft deflection, ensuring smooth operation even in challenging conditions. By accommodating misalignment, self-aligning bearings minimize stress and wear on other components, reducing the risk of premature failure and improving overall machinery efficiency.
- Reduced Friction and Energy Consumption:
Self-aligning bearings are designed to operate with low friction, which helps to reduce energy consumption within the machinery or equipment. The rolling elements and raceways of self-aligning bearings are precisely engineered to minimize contact friction. This reduced friction results in lower power losses, allowing the machinery to operate more efficiently and potentially leading to energy savings.
- Increased Reliability and Service Life:
Self-aligning bearings contribute to the overall reliability and service life of machinery and equipment. By accommodating misalignment and reducing friction, they help to distribute loads evenly, minimize stress concentrations, and prevent premature wear and failures. This improved load distribution and reduced friction can extend the service life of other critical components, such as gears, shafts, and seals. Additionally, self-aligning bearings often feature robust designs and high-quality materials, further enhancing their durability and reliability in demanding operating conditions.
- Enhanced Performance in Challenging Environments:
Self-aligning bearings are well-suited for applications in challenging environments. They can withstand conditions such as high temperatures, extreme speeds, or contaminated operating conditions. The ability to accommodate misalignment and the use of specialized bearing materials and lubricants enable self-aligning bearings to maintain their performance and functionality in adverse conditions. This enhances the overall efficiency and reliability of machinery and equipment in industries such as mining, steel, paper, and food processing.
- Ease of Installation and Maintenance:
Self-aligning bearings are designed for ease of installation and maintenance. Their self-aligning capability simplifies the alignment process during installation, reducing the time and effort required. Additionally, self-aligning bearings often feature integrated seals or shields that help to protect against contamination and retain lubrication, resulting in reduced maintenance requirements. The ease of installation and maintenance of self-aligning bearings contributes to the overall efficiency of machinery and equipment by minimizing downtime and improving overall operational productivity.
Overall, self-aligning bearings enhance the efficiency and functionality of machinery and equipment by accommodating misalignment, reducing friction and energy consumption, increasing reliability and service life, performing well in challenging environments, and enabling easier installation and maintenance. By incorporating self-aligning bearings into their designs, engineers and equipment manufacturers can optimize performance, reduce downtime, and improve the overall efficiency of their machinery and equipment.
Can you provide examples of machinery or equipment that rely on self-aligning bearings for reliable operation?
Self-aligning bearings play a crucial role in ensuring the reliable operation of various types of machinery and equipment. Here are some examples of machinery and equipment that rely on self-aligning bearings:
- Mining Equipment: Self-aligning bearings are used in mining equipment such as crushers, vibrating screens, and conveyor systems. These bearings help compensate for misalignment caused by heavy loads, vibrations, and uneven terrain, ensuring smooth operation and minimizing downtime in the mining industry.
- Construction Machinery: Construction machinery, including excavators, loaders, and concrete mixers, rely on self-aligning bearings. These bearings accommodate misalignment caused by heavy loads, shock loads, and dynamic forces, enabling reliable performance and durability in demanding construction sites.
- Paper Machines: Self-aligning bearings are essential components in paper machines, including the dryer section, press section, and calender rolls. These bearings compensate for misalignment caused by thermal expansion, high speeds, and varying loads, ensuring precise alignment and smooth operation throughout the paper manufacturing process.
- Steel Rolling Mills: Self-aligning bearings are critical in steel rolling mills, where they support the heavy loads and high temperatures involved in the rolling process. These bearings accommodate misalignment caused by thermal expansion, roll deflection, and varying loads, ensuring the accuracy and efficiency of the rolling operations.
- Printing Presses: Printing presses rely on self-aligning bearings in their rollers, cylinders, and other moving parts. These bearings compensate for misalignment caused by high-speed rotations, vibrations, and thermal effects, ensuring precise alignment and reliable operation in the printing industry.
- Wind Turbines: Self-aligning bearings are crucial components in wind turbines, supporting the main shaft and rotor assembly. These bearings accommodate misalignment caused by wind gusts, turbine movements, and varying loads, enabling efficient power generation and prolonged service life of the wind turbine.
- Automotive Wheel Hubs: Self-aligning bearings are used in automotive wheel hub assemblies, providing reliable rotation and supporting the vehicle’s weight. These bearings compensate for misalignment caused by uneven road surfaces, cornering forces, and thermal effects, ensuring safe and smooth operation of automotive vehicles.
- Food Processing Equipment: Self-aligning bearings are employed in food processing equipment such as mixers, blenders, and conveyors. These bearings accommodate misalignment caused by varying loads, thermal effects, and sanitation processes, ensuring hygienic operation and reliability in food manufacturing facilities.
These are just a few examples of the machinery and equipment that rely on self-aligning bearings for reliable operation. Self-aligning bearings are utilized in a wide range of industries, including mining, construction, paper manufacturing, steel production, printing, renewable energy, automotive, and food processing, among others. Their ability to compensate for misalignment, handle high loads, and ensure smooth operation makes them indispensable components in numerous applications.
How do self-aligning bearings compensate for misalignment in machinery?
Self-aligning bearings are designed to compensate for misalignment in machinery, allowing them to accommodate angular misalignment, axial misalignment, and shaft deflection. Here’s a detailed explanation of how self-aligning bearings achieve misalignment compensation:
- Spherical Outer Ring Raceway:
The key feature of self-aligning bearings is their spherical outer ring raceway. This raceway is designed to have a curvature that matches the spherical shape of the rolling elements, such as balls or rollers. The spherical outer ring raceway allows the bearing to tilt or swivel in response to misalignment, enabling it to self-align with the mating components.
- Rolling Element Design:
The rolling elements in self-aligning bearings are carefully designed to facilitate misalignment compensation. For example, spherical roller bearings have barrel-shaped rollers, while self-aligning ball bearings have two rows of balls. These rolling elements can adjust their positions within the bearing, redistributing the load and accommodating misalignment between the shaft and the housing.
- Internal Clearance:
Self-aligning bearings often have a larger internal clearance compared to fixed or non-self-aligning bearings. This additional clearance provides space for the bearing components to move and adjust their positions during misalignment. The internal clearance allows the bearing to properly distribute the load, reduce friction, and prevent excessive stress on the rolling elements and raceways.
- Flexible Mounting:
Self-aligning bearings offer flexibility in their mounting arrangements. They can tolerate slight misalignments during installation, which simplifies the alignment process. This flexibility is particularly beneficial in applications where thermal expansion, shaft deflection, or other dynamic factors may cause misalignment during operation.
- Load Distribution:
When misalignment occurs, self-aligning bearings distribute the load more evenly across the rolling elements and raceways. This even load distribution helps reduce localized stresses and minimizes the risk of premature failure. By accommodating misalignment, self-aligning bearings allow for smoother operation and improved reliability in machinery.
It’s important to note that while self-aligning bearings can compensate for certain degrees of misalignment, there are limits to their misalignment capability. Excessive misalignment beyond the bearing’s specified limits can lead to increased friction, reduced bearing life, and potential damage. Therefore, it is crucial to follow the manufacturer’s guidelines and recommendations regarding misalignment limits and operating conditions to ensure optimal performance and longevity of self-aligning bearings in machinery.
editor by CX 2024-04-26