Product Description
Product Description
Our Products:
Tapered, cylindrical, ball bearings, self-aligning roller bearings, base bearings, car hub bearings, truck hubs, and other products.
We can customize the bearing according to the drawings or samples provided by the customer.
Detailed Photos
Product Parameters
| Double Row Self-aligning Ball Bearing | |||
| 1204 | 1305 | 11204 | 2205 |
| 1205 | 1306 | 11205 | 2205K |
| 1206 | 1307 | 11206 | 2206 |
| 1207 | 1307 | 11207 | 2206K |
| 1208 | 1308 | 11208 | 2207 |
| 1209 | 1309 | 11209 | 2207K |
| 1210 | 1310 | 11210 | 2208 |
| 1211 | 1312 | 11211 | 2208K |
| 1212 | 1313 | 11212 | 2209 |
| 1213 | 1314 | 11214 | 2209K |
| 1214 | 1315 | 11215 | 2210 |
| 1215 | 1316 | 11216 | 2210K |
| 1216 | 1318 | 11217 | 2211 |
| 1217 | 1320 | 11218 | 2211K |
| 11305 | 2212 | ||
| 11306 | 2212K | ||
| 11307 | 2213 | ||
| 11308 | 2213K | ||
| 11309 | 22147 | ||
| 11310 | 2214K | ||
| 11311 | 2215 | ||
| 11312 | 2215K | ||
| 11313 | 2216 | ||
| 11314 | 2216K | ||
| 11315 | 2217 | ||
| 11316 | 2217K | ||
| 11317 | 2304 | ||
| 11318 | 2304K | ||
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
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
STHangZhouRD PACKAGING:
Plastic bag + single box + carton + tray;
Industrial packaging + carton + pallet;
We also can According to your requirements change.
Company Profile
HangZhou CZPT Trading Co., Ltd. was founded in August 2014. It is a bearing manufacturer integrating
research, development, and sale of bearings, with a floor area of 18,000 square meters and a plant area of 4,800
square meters. The company has a state-level enterprise technology center and a number of provincial high-tech
enterprises with strong technical strength. our company was honored as a competitive brand in the market.
Equipped with modern production equipment and advanced detection instruments, the company especially
produces Bearings including 3 varieties of spherical roller bearings, namely cylindrical roller bearings,
tapered roller bearings and thrust spherical roller bearings, Automobile Hub Bearing, to replace imported
high-end products.
With the 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, we sell our products across China and in tens of other countries and areas such as the United States, Canada, Italy, Russia, Germany, and South Africa.
We would like to serve customers around the world with our reliable products, reasonable prices, 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.
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| OEM: | Available |
|---|---|
| Rolling Body: | Roller Bearings |
| The Number of Rows: | Single |
| Outer Dimension: | Small (28-55mm) |
| Material: | Bearing Steel |
| Spherical: | Non-Aligning Bearings |
| Samples: |
US$ 0/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.
How do self-aligning bearings perform in applications with varying loads and misalignment challenges?
Self-aligning bearings are specifically designed to perform exceptionally well in applications with varying loads and misalignment challenges. Here’s an in-depth explanation of their performance characteristics:
- Misalignment Compensation:
Self-aligning bearings are capable of accommodating various types of misalignment, including angular misalignment and shaft deflection. They feature a design that incorporates two rows of rolling elements, such as balls or rollers, and a spherical outer ring raceway. This design allows the bearing to self-align, adapting to misalignment caused by factors such as shaft deflection, mounting errors, thermal expansion, and vibrations. Self-aligning bearings can handle misalignment within certain limits, maintaining proper alignment between the mating components and minimizing additional stresses on the bearing.
- Load-Carrying Capacity:
Self-aligning bearings are engineered to handle high loads, both radial and axial. They have a robust construction with larger rolling elements and increased contact area, enabling them to distribute the load more effectively. This enhanced load-carrying capacity makes self-aligning bearings suitable for applications where varying loads are encountered. Whether it’s fluctuating radial loads, axial loads, or a combination of both, self-aligning bearings can handle the dynamic forces and provide reliable performance.
- Flexibility and Versatility:
Self-aligning bearings offer flexibility and versatility in applications with varying loads and misalignment challenges. They can operate in conditions where shafts are not perfectly aligned or where there are slight shaft movements. This flexibility allows for easier installation and alignment adjustments, reducing the time and effort required for precise positioning of the bearing. Additionally, self-aligning bearings are available in different designs and configurations, including ball bearings and roller bearings, providing options to match specific application requirements.
- Reduced Friction and Heat Generation:
Self-aligning bearings are designed to minimize friction and heat generation during operation. The rolling elements and raceways are precisely engineered to reduce contact stresses and optimize the distribution of forces. This results in lower friction levels and reduced heat buildup, enhancing the overall efficiency and reliability of the bearing in applications where varying loads and misalignment challenges are present.
- Extended Service Life:
Due to their ability to accommodate misalignment and handle varying loads, self-aligning bearings contribute to an extended service life of the machinery. By reducing the stresses and excessive forces on the bearing and its surrounding components, self-aligning bearings help minimize wear, prevent premature failure, and increase the overall durability of the equipment.
In summary, self-aligning bearings excel in applications with varying loads and misalignment challenges. Their ability to compensate for misalignment, handle high loads, provide flexibility in installation, and reduce friction and heat generation makes them well-suited for industries such as mining, construction, paper manufacturing, steel production, and many others where these challenges are prevalent.
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 2024-04-16