China factory Great Pillow Block Bearing 206 207 208 209 210 211 212 213 214 215 216 217 218 bearing air

Product Description

GREAT Pillow block bearing   218  
When a very large bearing for a piece of equipment is needed and no standard bearing exists, the equipment manufacturer heavy ball bearingsbearing failure ball bearing warehouse will work with a bearing manufacturer to roller bearing camshaftcreate a special bearing ball bearing unitberry bearing mini thrust bearing anti friction bearing  for his application. The various types of bearings foundntn bearing catalog ball bearing sleeve ball bearing motor in this catalog can all be made as extra large bearings. We’ve even manufactured a combined radial/thrust bearing as an extra large.

Pillow Block Bearing is combing ball bearing and bearing seat, a bearing units. Most particularly the spherical bearing are made spherical outer diameter, and the imported bearing with spherical inner hole to install together, variety structure, good versatility and interchangeability.         
Applications :
Motor,Machinery,Electric Tools,Sports Apparatus,office equipment,shower blocks,hanging round,closet wheel,toys,Fan,car,truck,tractors and automatic machine,Textile machine,Pump,Agricultural machinery, Machine tool,window ,  sliding door , other furniture and some toys

UCP Series UCF Series UCT Series UCFA Series UCPA Series
201 202 203 203 203
202 203 204 204 204
203 204 205 205 205
204 205 206 206 206
205 206 207 207 207
206 207 208 208 208
207 208 209 209 209
208 209 210 210 210
209 210 211   211
210 211 212 UCFC Series 212
211 212 213 204 213
212 213 214 205  
213 214 215 206 UCPH Series
214 215 216 207 204
215 216 217 208 205
216 217 218 209 206
217 218 305 210 207
218 220 306 211 208
220 305 307 212 209
305 306 308 213 210
306 307 309 214  
307 308 310 215 UCHA Series
308 309 311 216 204
309 310 312 217 205
310 311 313 218 206
311 312 314   207
312 313   UCFL Series 208
313 314 UCFB Series 202 209
314 315 204 203 210
315 316 205 204 211
316 317 206 205 212
317 318 207 206  
318 319 208 207  
319 320 209 208  
320 322 210 209  
322 324 211 210  
324 326 212 211  

Related Products

Company Information
Great Bearing Co., Ltd. is a professional manufacturer engaged in the research, development, production, sale and service of Cylindrical roller bearing, tapered roller bearing, deep groove ball bearing, Spherical roller bearing etc.

Our factory is located in HangZhou city of the biggest bearing market area in China. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction. In recent years, our company has introduced a series of advanced equipment including double-end face grinding machine etc., flaw detector…In addition, we have obtained ISO9001: 2008 certificates. Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as Europe, America, Middle East, Africa and Southeast Asian.

We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements.

Certificates

Our advantages

FAQ:

Q: Are you trading company or manufacturer ?
A: We are factory and trading company. Our factory sell market is in china with our brand GREAT.
Q: How long is your delivery time?
A: We have enough stock for roller bearings and ball bearings. Delivery time within 7 days.  15-25 days for 1 container to OEM brand following your request
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge ,please you pay the cost of freight.
Q: What is your payment term?
A: We accept 30% TT advance ,70% balance against the bill lading copy. Also 100% IRR L/C ok.

Packaging & Shipping

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Separated: Unseparated
Feature: High Temperature, High Speed
Material: Stainless Steel
Bearing Block Model: Fb
Application: Motor
Service: OEM ODM
Samples:
US$ 0.5/Set
1 Set(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

pillow block bearing

Can you explain the differences between sealed and open pillow block bearings?

Sealed and open pillow block bearings differ in their design and functionality, particularly in terms of sealing mechanisms and the level of protection they provide. Here are the key differences between sealed and open pillow block bearings:

  • Sealing Mechanism:
  • Sealed pillow block bearings incorporate a sealing mechanism to prevent the entry of contaminants, such as dirt, dust, and moisture, into the bearing. The sealing mechanism is typically made of rubber seals or labyrinth seals that create a barrier between the bearing’s internal components and the external environment. Open pillow block bearings, on the other hand, do not have a sealing mechanism and are open to the surrounding environment.

  • Contamination Protection:
  • Sealed pillow block bearings provide a higher level of protection against contamination compared to open bearings. The sealing mechanism acts as a barrier, preventing the entry of contaminants that can cause premature wear, corrosion, or damage to the bearing’s internal components. Open pillow block bearings, by contrast, are more exposed to the surrounding environment and are more susceptible to contamination.

  • Lubrication:
  • Both sealed and open pillow block bearings require proper lubrication for smooth operation and reduced friction. Sealed bearings are typically pre-lubricated with grease during manufacturing and are designed to be maintenance-free or require minimal lubrication throughout their operating life. Open bearings may need to be lubricated more frequently to ensure optimal performance and prevent excessive wear. Lubrication access points are more accessible in open bearings compared to sealed bearings.

  • Maintenance:
  • Sealed pillow block bearings are designed to be low maintenance or maintenance-free. The sealing mechanism helps to retain the lubricant and protect the bearing’s internal components, reducing the need for frequent maintenance. Open pillow block bearings may require more regular maintenance, including lubrication, inspection, and cleaning, to ensure proper functioning and extend their lifespan.

  • Application Suitability:
  • The choice between sealed and open pillow block bearings depends on the specific application requirements. Sealed bearings are commonly used in applications where contamination protection is crucial, such as in dusty or dirty environments. They are particularly suitable for applications where maintenance access is limited or where frequent lubrication is not feasible. Open bearings are often used in applications where regular maintenance and lubrication are possible and where contamination is not a significant concern.

It’s important to consider the specific operating conditions, environmental factors, and maintenance capabilities when deciding between sealed and open pillow block bearings. Consulting with bearing manufacturers or industry experts can provide valuable guidance in selecting the most suitable option for your application requirements.

pillow block bearing

What are the challenges and solutions for managing misalignment and vibration in pillow block bearings?

Misalignment and vibration pose challenges in the proper functioning and longevity of pillow block bearings. However, there are solutions available to address these issues. Let’s explore the challenges and corresponding solutions for managing misalignment and vibration:

  • Misalignment Challenges:
  • Misalignment occurs when the shaft and the bearing are not perfectly aligned. This can result from various factors, including improper installation, thermal expansion, shaft deflection, or external forces. The challenges associated with misalignment include:

    • Increased Friction and Wear: Misalignment causes uneven loading and increased friction between the bearing and the shaft. This can lead to accelerated wear, premature bearing failure, and reduced equipment performance.
    • Excessive Heat Generation: Misalignment generates additional heat due to increased friction. This heat can negatively impact the lubrication, leading to lubricant breakdown and reduced bearing life.
    • Vibration and Noise: Misaligned pillow block bearings can contribute to vibration and noise in the equipment. Excessive vibration can cause further damage to the bearing and other components, affecting the overall system’s stability and performance.
  • Misalignment Solutions:
  • To manage misalignment in pillow block bearings, several solutions can be implemented:

    • Proper Installation and Alignment: Ensuring correct installation procedures and alignment techniques during initial setup or bearing replacement is crucial. This includes aligning the shaft and the bearing within specified tolerances using alignment tools and techniques such as laser alignment or dial indicators.
    • Flexible Couplings: Flexible couplings can compensate for minor misalignments between the driving and driven components. These couplings allow for angular, parallel, and axial misalignment, reducing the transmitted misalignment to the pillow block bearings.
    • Self-Aligning Bearings: Some pillow block bearings are designed with self-aligning capabilities. These bearings can accommodate small amounts of misalignment without significant adverse effects. Self-aligning bearings utilize specialized internal geometries or spherical outer rings to maintain proper alignment under certain misalignment conditions.
    • Adjustable Bearing Housings: Certain pillow block bearing designs incorporate adjustable housings that allow for fine-tuning the alignment. These housings provide additional flexibility in aligning the bearing to the shaft, compensating for misalignment during operation.
  • Vibration Challenges:
  • Vibration refers to the oscillation or shaking of the bearing and the surrounding equipment. Excessive vibration can contribute to various issues:

    • Increased Friction and Wear: Vibrations can lead to higher levels of friction and wear within the bearing, potentially causing premature failure and reduced operational lifespan.
    • Structural Fatigue: Prolonged exposure to excessive vibration can lead to structural fatigue in the bearing housing, shaft, and other connected components. This can result in cracks, deformations, or even catastrophic failures.
    • Unstable Operation: Excessive vibration can negatively impact the stability and performance of the equipment. It can affect accuracy, precision, and overall system functionality.
  • Vibration Solutions:
  • Managing vibration in pillow block bearings involves implementing the following solutions:

    • Balancing: Balancing rotating components, such as shafts, pulleys, or rotors, reduces vibration caused by uneven weight distribution. Dynamic balancing techniques, including static and dynamic analysis, can identify and correct imbalances, minimizing vibration levels.
    • Vibration Analysis and Monitoring: Regular vibration analysis and monitoring can help detect and diagnose vibration issues in pillow block bearings. This involves using vibration sensors and analyzing the data to identify potential problems early on, allowing for timely corrective actions.
    • Vibration Damping: Employing vibration damping techniques, such as the use of vibration-absorbing materials or isolators, can help mitigate excessive vibrations. These methods absorb or dissipate vibration energy, reducing the impact on the pillow block bearings and the surrounding equipment.
    • Improved Lubrication: Proper lubrication is essential for reducing friction and damping vibrations within pillow block bearings. Using the correct lubricant type, quantity, and application method helps maintain a stable lubrication film, minimizing vibration-induced wear.

In summary, managing misalignment and vibration in pillow block bearings involves addressing specific challenges and implementing suitable solutions. Proper installation and alignment techniques, flexible couplings, self-aligning bearings, and adjustable housings help manage misalignment. Balancing, vibration analysis and monitoring,vibration damping, and improved lubrication are effective solutions for mitigating vibration-related issues. Implementing these solutions promotes optimal performance, extends the lifespan of pillow block bearings, and ensures the smooth operation of the equipment.

pillow block bearing

What advantages do pillow block bearings offer compared to other types of bearings?

Pillow block bearings, also known as plummer block bearings, offer several advantages compared to other types of bearings. These advantages make them a popular choice in various industrial applications. Here’s a detailed explanation of the advantages of pillow block bearings:

  • Easy Installation:
  • Pillow block bearings are designed for easy installation. The split housing allows for quick assembly and disassembly without the need to remove other components or disassemble the entire system. This feature simplifies bearing replacement, lubrication, and inspection, reducing downtime and maintenance costs.

  • Self-Aligning Capability:
  • Pillow block bearings are designed to accommodate slight misalignments or shaft deflections. This self-aligning capability helps to ensure smooth operation and reduce stress on the bearing. It allows for more flexibility in the installation process and helps compensate for any misalignment that may occur during operation.

  • Load Support:
  • Pillow block bearings are capable of handling both radial and axial loads, depending on the type of bearing insert used. This load-carrying capacity makes them suitable for a wide range of applications where there are varying load requirements. They provide reliable support for rotating shafts and help transmit loads between the shaft and the housing.

  • Environmental Protection:
  • Pillow block bearings offer a degree of environmental protection to the bearing insert. The housing acts as a shield, preventing contaminants such as dust, dirt, and moisture from entering the bearing and causing premature failure. This protection helps to extend the service life of the bearing and improve overall reliability.

  • Versatility and Adaptability:
  • Pillow block bearings are highly versatile and adaptable to various industrial applications. They can be found in a wide range of industries, including manufacturing, mining, agriculture, construction, and material handling. These bearings are used in conveyor systems, power transmission equipment, pumps, fans, compressors, and many other rotating machinery applications.

  • Easy Maintenance:
  • Due to their design, pillow block bearings are easy to maintain. The split housing simplifies lubrication, inspection, and replacement of the bearing insert. This ease of maintenance reduces downtime and allows for efficient servicing of the bearing, contributing to improved operational efficiency.

In summary, pillow block bearings offer several advantages compared to other types of bearings. These advantages include easy installation and maintenance, self-aligning capability, load support, environmental protection, versatility, and adaptability. These features make pillow block bearings a reliable and efficient choice for various industrial applications where ease of installation, flexibility, and durability are important factors.

China factory Great Pillow Block Bearing 206 207 208 209 210 211 212 213 214 215 216 217 218   bearing airChina factory Great Pillow Block Bearing 206 207 208 209 210 211 212 213 214 215 216 217 218   bearing air
editor by CX 2024-05-06