China Standard UCFL 215 Pillow Block Bearing for Tractors by CZPT Manufacturer wholesaler

Product Description

Specification

The outer spherical ball bearing is actually a variant of the deep groove ball bearing, which is characterized in that the outer diameter outer surface of the outer ring ball is spherical, and can be fitted into the corresponding concave spherical surface of the bearing seat to serve as a centering function. The outer spherical bearing is mainly used to bear the radial and axial combined load mainly based on the radial load, and generally it is not suitable to bear the axial load alone.
This type of bearing can be fitted with inner ring (with full set of rollers and retainers) and outer ring

UnitNo. Dimension (mm) Bearing No. Housing No. Weight
(kg)
d a e i g l s z t B n
UCFL201 12 113 90 15 11 25.5 12 33.3 37.5 31 12.7 UC201 FL201 0.45
UCFL202 15 113 90 15 11 25.5 12 33.3 37.5 31 12.7 UC202 FL202 0.44
UCFL203 17 113 90 15 11 25.5 12 33.3 37.5 31 12.7 UC203 FL203 0.43
UCFL204 20 113 90 15 11 25.5 12 33.3 37.5 31 12.7 UC204 FL204 0.41
UCFL205 25 130 99 16 13 27 16 35.7 40 34.1 14.3 UC205 FL205 0.58
UCFL206 30 148 117 18 13 31 16 40.2 44.5 38.1 15.9 UC206 FL206 0.86
UCFL207 35 161 130 19 14 34 16 44.4 48.5 42.9 17.5 UC207 FL207 1.08
UCFL208 40 175 144 21 14 36 16 51.2 55.5 49.2 19 UC208 FL208 1.44
UCFL209 45 188 148 22 15 38 19 52.2 56.5 49.2 19 UC209 FL209 1.74
UCFL210 50 197 157 22 15 40 19 54.6 59.5 51.6 19 UC210 FL210 2.1
UCFL211 55 224 184 25 18 43 19 58.4 63 55.6 22.2 UC211 FL211 2.91
UCFL212 60 250 202 29 18 48 23 68.7 73.5 65.1 25.4 UC212 FL212 3.74
UCFL213 65 258 210 30 22 50 23 69.7 74.5 65.1 25.4 UC213 FL213 4.57
UCFL214 70 265 216 31 22 54 23 75.4   74.6 30.2 UC214 FL214 5.11
UCFL215 75 275 225 34 22 56 23 78.5   77.8 33.3 UC215 FL215 5.37
UCFL216 80 290 233 34 22 58 25 83.3   82.6 33.3 UC216 FL216 7.2
UCFL217 85 305 248 36 24 63 25 87.6   85.7 34.1 UC217 FL217 8.61
UCFL218 90 320 265 40 24 68 25 96.3   96 39.7 UC218 FL218 10.51

Related Bearings
Spherical ball bearing with seat is also designed to be self-aligning, easy to install, and have a double-structured seal that can operate in harsh environments. The bearing housing is generally cast molded. Commonly used seats are vertical seat (P), square seat (F), boss square seat (FS), boss circular seat (FC), CZPT seat (FL), ring seat (C), slider seat, etc. T).

Application
1. Automatic controlling machine
2. Semi-conductor industry
3. General industry machinery
4. Medical equipment
5. Solar energy equipment
6. Machine tool
7. Parking system
8. High-speed rail and aviation transportation equipment, etc.

Packaging & Shipping for UCFLU series

Packaging Detail 1.Industrial Exporting Package
2. Individual plastic/Carton/pallet
3. As the customers’ requirements
Delivery Detail 30-45 days for normal order

About us
HangZhou Kent bearing company was established in 2, 63192752 Fax: Address: Mayan Industry Zone, Henghe Town, HangZhou, HangZhou, China

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Contact Angle: 0
Aligning: Non-Aligning Bearing
Separated: Separated
Rows Number: Single
Load Direction: Radial Bearing
Material: Cast Iron
Samples:
US$ 14/Piece
1 Piece(Min.Order)

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Customization:
Available

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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

How do different types of pillow block bearings, like split and solid, differ in terms of design and functionality?

Different types of pillow block bearings, such as split and solid designs, exhibit variations in their design and functionality. Here’s a detailed explanation of how these types differ:

  • Split Pillow Block Bearings:
  • Split pillow block bearings, also known as split plummer block bearings, are designed with a split housing that allows for easy mounting and dismounting without the need to remove other components or disassemble the shaft. The housing is divided into two or more parts, typically split horizontally or vertically, which can be separated to access the bearing. The split design offers several advantages:

    • Easy Installation and Maintenance: Split pillow block bearings simplify the installation and maintenance process by providing convenient access to the bearing without dismantling the shaft or surrounding equipment. This feature is particularly beneficial in scenarios where quick and efficient bearing replacement or inspection is required.
    • Space Constraints: Split bearings are advantageous in applications where space limitations make it challenging to maneuver or remove solid bearings. The split design allows for easy insertion and removal of the bearing, even in confined spaces.
    • Shaft Alignment: Split pillow block bearings often incorporate features that assist with shaft alignment. This ensures proper alignment between the rotating shaft and the bearing, reducing friction, wear, and vibration.
    • Temperature Expansion: The split housing design accommodates thermal expansion or contraction of the bearing components. This capability is particularly important in applications where temperature variations occur, preventing potential damage or misalignment due to thermal effects.
  • Solid Pillow Block Bearings:
  • Solid pillow block bearings, also referred to as solid plummer block bearings, have a one-piece housing that encloses the bearing. The housing is typically made of cast iron, ductile iron, or other durable materials. Solid pillow block bearings offer the following characteristics:

    • Stability and Strength: Solid bearings provide a robust and rigid housing, offering excellent stability and support for the bearing and the shaft. They are capable of handling high loads and resisting deformation or deflection under heavy operating conditions.
    • Environmental Protection: The solid housing design provides enhanced protection against contaminants, moisture, and debris. It helps to shield the bearing from external elements, reducing the risk of premature wear, corrosion, or damage.
    • Sealing Options: Solid pillow block bearings often feature various sealing options, such as rubber seals, felt seals, or labyrinth seals. These seals help to retain the lubricant and prevent the ingress of contaminants, maintaining the integrity and performance of the bearing.
    • Design Variations: Solid bearings are available in different configurations and styles to accommodate specific application requirements. This includes variations in the shape, dimensions, mounting methods, and sealing arrangements of the housing.

In summary, split pillow block bearings and solid pillow block bearings differ in their design and functionality. Split bearings offer easy installation and maintenance, space-saving advantages, assistance with shaft alignment, and accommodation for temperature expansion. On the other hand, solid bearings provide stability, strength, environmental protection, sealing options, and various design variations. The choice between these types depends on the specific application needs, including accessibility requirements, load capacity, environmental conditions, and maintenance considerations.

pillow block bearing

Can you explain the design principles of pillow block bearings and their functions?

Pillow block bearings, also known as plummer block bearings, are designed based on certain principles to ensure their functionality and performance. Understanding the design principles can provide insights into how these bearings operate and fulfill their intended functions. Here’s a detailed explanation of the design principles of pillow block bearings and their functions:

  • Housing Design:
  • The housing of a pillow block bearing is typically made of cast iron or pressed steel and has a split design. The split housing allows for easy installation and maintenance by providing access to the bearing insert without the need to disassemble the entire system. The housing also includes mounting holes or slots for attaching the bearing to a support structure, such as a machine frame or conveyor system.

  • Bearing Insert:
  • The bearing insert is a key component of a pillow block bearing. It is pre-mounted inside the housing and provides the rotating element to support shafts or other moving parts. The design of the bearing insert depends on the specific application requirements. Common types of bearing inserts used in pillow block bearings include deep groove ball bearings, spherical roller bearings, and cylindrical roller bearings. The selection of the appropriate bearing insert depends on factors such as load capacity, speed, and environmental conditions.

  • Self-Aligning Capability:
  • Pillow block bearings are designed with a certain degree of self-aligning capability. This means that they can accommodate slight misalignments or shaft deflections without causing undue stress on the bearing or affecting its performance. The self-aligning capability is achieved through the design of the bearing insert and the housing. It helps to ensure smooth operation, reduce wear, and prolong the bearing’s service life.

  • Load Support:
  • Pillow block bearings are primarily designed to support rotating shafts and transmit loads between the shaft and the housing. They are capable of handling both radial and axial loads, depending on the type of bearing insert used. The design of the bearing insert and the housing is optimized to provide optimal load-carrying capacity and distribute the loads evenly, minimizing stress concentrations and maximizing the bearing’s performance.

  • Lubrication:
  • Lubrication is crucial for the proper functioning and longevity of pillow block bearings. The housing design often includes provisions for grease or oil lubrication. Lubrication helps to reduce friction, dissipate heat, prevent wear, and protect against corrosion. Proper lubrication ensures smooth operation, minimizes power losses, and extends the service life of the bearing.

  • Environmental Protection:
  • Pillow block bearings are designed to provide 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. The housing design may include features such as seals or shields to further enhance the protection against contaminants. This design principle helps to maintain the integrity of the lubrication and ensure reliable operation in various working environments.

In summary, pillow block bearings are designed based on certain principles to ensure their functionality and performance. The housing design allows for easy installation and maintenance, while the bearing insert provides the rotating element to support shafts and transmit loads. The self-aligning capability accommodates misalignments, and the optimized design of the bearing insert and housing ensures proper load support. Lubrication and environmental protection features contribute to smooth operation and extended service life. Understanding these design principles helps in selecting and utilizing pillow block bearings effectively in various industrial applications.

China Standard UCFL 215 Pillow Block Bearing for Tractors by CZPT Manufacturer   wholesalerChina Standard UCFL 215 Pillow Block Bearing for Tractors by CZPT Manufacturer   wholesaler
editor by CX 2024-04-29