China Hot selling Auto Parts Textile and Printing Machinery Motor Vehicles Metric and Inch Cam Follower Tracking Roller Needle Roller Bearing with Great quality

Product Description

Product Description

High Precision Metric and Inch Cam Follower Track Rollers Needle Roller Bearing   

Cam Follower Bearings are also referred to as track follower. They are designed to follow a sliding or rotating piece (cam) and they use rollers or needles as the rolling elements. Cam Follower Bearings are therefore CZPT to replicate a specific motion because they are highly versatile. They have thick-walled outer rings that run on a track. They are used to minimize distortion and bending stress while facilitating high load carrying capacity.Generally speaking, cam follower bearings are designed in different configurations and special structures can be designed according to the task requirements. 

 

Stud Style

Stud style cam follower bearing has 1 end plate integrated into the inner race (stud) and the other pressed CZPT the stud unto a shoulder on the inner race. Both ends of the stud have holes for lubrication and the inner race is induction hardened to maintain some degree of softness in case some modification is required.

 

Yoke style

The end plates of yoke style cam follower bearings are pressed or liquid metal injected CZPT the inner race. The inner race may either be through hardened or induction hardened. Yoke style is suitable for applications that exceed the capabilities of the stud type due to exceeding loading conditions. They are suitable for applications that require minimum deflection.

 

Model No. KR: KR13, KR16, KR19, KR22, KR26, KR30, KR32, KR35, KR40, KR47, KR52, KR62, KR72, KR80, KR85, KR90;
KRV: KRV13, KRV16, KRV19, KRV22, KRV26, KRV30, KRV32, KRV35, KRV40, KRV47, KRV52, KRV62, KRV72, KRV80, KRV85, KRV90;
CF: CF5, CF6, CF8, CF10, CF10-1, CF12, CF12-1, CF16, CF18, CF20, CF20-1, CF24, CF24-1, CF30, CF30-1, CF30-2;
Note:  When bearing of series KR, KRV with eccentric, then designation of bearing  KRE, KRVE.

Material

Needle roller: Gcr15, quench-hardening HRC60-65

Rings:Gcr15

Cage:Low-carbon steel or reinforced nylon

Both the stud and yoke cam followers have an outer diameter that may either be cylindrical or crowned. The crowned. The crowned ones are often used in turntable type applications because they help reduce skidding.

Inch Series CR, CRH,CF,CFE,CFH,CFHE

Applications

 

Cam Follower Bearings are suitable for applications that involve high radial loads and certain shock loads. They are widely used in machine tools, metallurgy, textile and printing machinery, pressing lines, inHangZhou equipment, ram support rollers, material handing, motor vehicles, pumping devices, etc.

Detailed Photos

Company Profile

HangZhou City CZPT Bearing Co., Ltd. is a professional manufacturer of linear motion products with many years’ experience. We are specialized in the producing linear shaft, linear guides, ball screws,  linear bearings, linear CZPT blocks, ball screw end supports, linear rails, cam followers with good quality and competitive price. Our company is located in HangZhou city, ZHangZhoug province, close to HangZhou port and HangZhou city.

 

Our products are widely used in precise machines, fitness equipment, printing machines, packing machines, medical and food machines, textile machinery and other machines and supplementary equipment. Our products sell well in North America, West Europe, Australia, Southeast Asia, Middle East, South America and other regions.

 

Inch type model numbers are listed as follows                                                                           

CF-1/2-N CF-1/2-N-S CFE-1/2 CFE-1/2-S Inch cam follower tracking roller bearings 
CF-1/2 CF-1/2-S CFE-9/16 CFE-9/16-S Inch cam follower tracking roller bearings
CF-9/16 CF-9/16-S CFE-5/8 CFE-5/8-S Inch cam follower tracking roller bearings
CF-5/8-N CF-5/8-N-S CFE-11/16 CFE-11/16-S Inch cam follower tracking roller bearings
CF-11/16 CF-11/16-S CFE-3/4 CFE-3/4-S Inch cam follower tracking roller bearings
CF-3/4 CF-3/4-S CFE-7/8 CFE-7/8-S Inch cam follower tracking roller bearings
CF-7/8 CF-7/8-S CFE-1 CFE-1-S Inch cam follower tracking roller bearings 
CF-1 CF-1-S CFE-1 1/8 CFE-1 1/8-S Inch cam follower tracking roller bearings
CF-1 1/8 CF-1 1/8-S CFE-1 1/4 CFE-1 1/4-S Inch cam follower tracking roller bearings
CF-1 1/4 CF-1 1/4-S CFE-1 3/8 CFE-1 3/8-S Inch cam follower tracking roller bearings
CF-1 3/8 CF-1 3/8-S CFE-1 1/2 CFE-1 1/2-S Inch cam follower tracking roller bearings
CF-1 1/2 CF-1 1/2-S CFE-1 5/8 CFE-1 5/8-S Inch cam follower tracking roller bearings
CF-1 5/8 CF-1 5/8-S CFE-1 3/4 CFE-1 3/4-S Inch cam follower tracking roller bearings 
CF-1 3/4 CF-1 3/4-S CFE-1 7/8 CFE-1 7/8-S Inch cam follower tracking roller bearings
CF-1 7/8 CF-1 7/8-S CFE-2 CFE-2-S Inch cam follower tracking roller bearings
CF-2 CF-2-S CFE-2 1/4 CFE-2 1/4-S Inch cam follower tracking roller bearings
CF-2 1/4 CF-2 1/4-S CFE-2 1/2 CFE-2 1/2-S Inch cam follower tracking roller bearings
CF-2 1/2 CF-2 1/2-S CFE-2 3/4 CFE-2 1/4-S Inch cam follower tracking roller bearings
CF-2 3/4 CF-2 1/4-S CFE-3 CFE-3-S Inch cam follower tracking roller bearings 
CF-3 CF-3-S CFE-3 1/4 CFE-3 1/4-S Inch cam follower tracking roller bearings
CF-3 1/4 CF-3 1/4-S CFE-3 1/2 CFE-3 1/2-S Inch cam follower tracking roller bearings
CF-3 1/2 CF-3 1/2-S CFE-4 CFE-4-S Inch cam follower tracking roller bearings
CF-4 CF-4-S     Inch cam follower tracking roller bearings
CF-1/2-N-B CF-1/2-N-SB CFE-1/2-N-BCFE-1/2-N-SB Inch cam follower tracking roller bearings 
CF-1/2-B CF-1/2-SB CFE-1/2-B CFE-1/2-SB Inch cam follower tracking roller bearings
CF-9/16-B CF-9/16-SB CFE-9/16-B CFE-9/16-SB Inch cam follower tracking roller bearings
CF-5/8-N-B CF-5/8-N-SB CFE-5/8-B CFE-5/8-SB Inch cam follower tracking roller bearings
CF-11/16-B CF-11/16-SB CFE-11/16-B CFE-11/16-SB Inch cam follower tracking roller bearings
CF-3/4-B CF-3/4-SB CFE-3/4-B CFE-3/4-SB Inch cam follower tracking roller bearings
CF-7/8-B CF-7/8-SB CFE-7/8-B CFE-7/8-SB Inch cam follower tracking roller bearings 
CF-1-B CF-1-SB CFE-1-B CFE-1-SB Inch cam follower tracking roller bearings
CF-1 1/8-B CF-1 1/8-SB CFE-1 1/8-B CFE-1 1/8-SB Inch cam follower tracking roller bearings
CF-1 1/4-B CF-1 1/4-SB CFE-1 1/4-B CFE-1 1/4-SB Inch cam follower tracking roller bearings
CF-1 3/8-B CF-1 3/8-SB CFE-1 3/8-B CFE-1 3/8-SB Inch cam follower tracking roller bearings
CF-1 1/2-B CF-1 1/2-SB CFE-1 1/2-B CFE-1 1/2-SB Inch cam follower tracking roller bearings
CF-1 5/8-B CF-1 5/8-SB CFE-1 5/8-B CFE-1 5/8-SB Inch cam follower tracking roller bearings 
CF-1 3/4-B CF-1 3/4-SB CFE-1 3/4-B CFE-1 3/4-SB Inch cam follower tracking roller bearings
CF-1 7/8-B CF-1 7/8-SB CFE-1 7/8-B CFE-1 7/8-SB Inch cam follower tracking roller bearings
CF-2-B CF-2-SB CFE-2-B CFE-2-SB Inch cam follower tracking roller bearings
CF-2 1/4-B CF-2 1/4-SB CFE-2 1/4-B CFE-2 1/4-SB Inch cam follower tracking roller bearings
CF-2 1/2-B CF-2 1/2-SB CFE-2 1/2-B CFE-2 1/2-SB Inch cam follower tracking roller bearings
CF-2 3/4-B CF-2 1/4-SB CFE-2 3/4-B CFE-2 1/4-SB Inch cam follower tracking roller bearings 
CF-3-B CF-3-SB CFE-3-B CFE-3-SB Inch cam follower tracking roller bearings
CF-3 1/4-B CF-3 1/4-SB CFE-3 1/4-B CFE-3 1/4-SB Inch cam follower tracking roller bearings
CF-3 1/2-B CF-3 1/2-SB CFE-3 1/2-B CFE-3 1/2-SB Inch cam follower tracking roller bearings
CF-4-B CF-4-SB CFE-4-B CFE-4-SB Inch cam follower tracking roller bearings
CCF-1/2-N-S CCF-1/2-N-SB CCFE-1/2-N-S CCFE-1/2-N-SB Inch cam follower tracking roller bearings 
CCF-1/2-S CCF-1/2-SB CCFE-1/2-S CCFE-1/2-SB Inch cam follower tracking roller bearings
CCF-9/16-S CCF-9/16-SB CCFE-9/16-S CCFE-9/16-SB Inch cam follower tracking roller bearings
CCF-5/8-N-S CCF-5/8-N-SB CCFE-5/8-N-S CCFE-5/8-N-SB Inch cam follower tracking roller bearings
CCF-5/8-S CCF-5/8-SB CCFE-5/8-S CCFE-5/8-SB Inch cam follower tracking roller bearings
CCF-11/16-S CCF-11/16-SB CCFE-11/16-S CCFE-11/16-SB Inch cam follower tracking roller bearings
CCF-3/4-S CCF-3/4-SB CCFE-3/4-S CCFE-3/4-SB Inch cam follower tracking roller bearings 
CCF-7/8-S CCF-7/8-SB CCFE-7/8-S CCFE-7/8-SB Inch cam follower tracking roller bearings
CCF-1-S CCF-1-SB CCFE-1-S CCFE-1-SB Inch cam follower tracking roller bearings
CCF-1 1/8-S CCF-1 1/8-SB CCFE-1 1/8-S CCFE-1 1/8-SB Inch cam follower tracking roller bearings
CCF-1 1/4-S CCF-1 1/4-SB CCFE-1 1/4-S CCFE-1 1/4-SB Inch cam follower tracking roller bearings
CCF-1 3/8-S CCF-1 3/8-SB CCFE-1 3/8-S CCFE-1 3/8-SB Inch cam follower tracking roller bearings
CCF-1 1/2-S CCF-1 1/2-SB CCFE-1 1/2-S CCFE-1 1/2-SB Inch cam follower tracking roller bearings 
CCF-1 5/8-S CCF-1 5/8-SB CCFE-1 5/8-S CCFE-1 5/8-SB Inch cam follower tracking roller bearings
CCF-1 3/4-S CCF-1 3/4-SB CCFE-1 3/4-S CCFE-1 3/4-SB Inch cam follower tracking roller bearings
CCF-1 7/8-S CCF-1 7/8-SB CCFE-1 7/8-S CCFE-1 7/8-SB Inch cam follower tracking roller bearings
CCF-2-S CCF-2-SB CCFE-2-S CCFE-2-SB Inch cam follower tracking roller bearings
CCF-2 1/4-S CCF-2 1/4-SB CCFE-2 1/4-S CCFE-2 1/4-SB Inch cam follower tracking roller bearings
CCF-2 1/2-S CCF-2 1/2-SB CCFE-2 1/2-S CCFE-2 1/2-SB Inch cam follower tracking roller bearings 
CCF-2 3/4-S CCF-2 3/4-SB CCFE-2 3/4-S CCFE-2 3/4-SB Inch cam follower tracking roller bearings
CCF-3-S CCF-3-SB CCFE-3-S CCFE-3-SB Inch cam follower tracking roller bearings
CCF-3 1/4-S CCF-3 1/4-SB CCFE-3 1/4-S CCFE-3 1/4-SB Inch cam follower tracking roller bearings
CCF-3 1/2-S CCF-3 1/2-SB CCFE-3 1/2-S CCFE-3 1/2-SB Inch cam follower tracking roller bearings
CCF-4-S CCF-4-SB CCFE-4-S CCFE-4-SB Inch cam follower tracking roller bearings 
CFH-1/2 CFH-1/2-S CFH-1/2-B CFH-1/2-SB Inch cam follower tracking roller bearings
CFH-9/16 CFH-9/16-S CFH-9/16-B CFH-9/16-SB Inch cam follower tracking roller bearings
CFH-5/8-N CFH-5/8-N-S CFH-5/8-N-B CFH-5/8-N-SB Inch cam follower tracking roller bearings
CFH-11/16 CFH-11/16-S CFH-11/16-B CFH-11/16-SB Inch cam follower tracking roller bearings
CFH-3/4 CFH-3/4-S CFH-3/4-B CFH-3/4-SB Inch cam follower tracking roller bearings
CFH-7/8 CFH-7/8-S CFH-7/8-B CFH-7/8-SB Inch cam follower tracking roller bearings 
CFH-1 CFH-1-S CFH-1-B CFH-1-SB Inch cam follower tracking roller bearings
CFH-1 1/8 CFH-1 1/8-S CFH-1 1/8-B CFH-1 1/8-SB Inch cam follower tracking roller bearings
CFH-1 1/4 CFH-1 1/4-S CFH-1 1/4-B CFH-1 1/4-SB Inch cam follower tracking roller bearings
CFH-1 3/8 CFH-1 3/8-S CFH-1 3/8-B CFH-1 3/8-SB Inch cam follower tracking roller bearings
CFH-1 1/2 CFH-1 1/2-S CFH-1 1/2-B CFH-1 1/2-SB Inch cam follower tracking roller bearings
CFH-1 5/8 CFH-1 5/8-S CFH-1 5/8-B CFH-1 5/8-SB Inch cam follower tracking roller bearings 
CFH-1 3/4 CFH-1 3/4-S CFH-1 3/4-B CFH-1 3/4-SB Inch cam follower tracking roller bearings
CFH-1 7/8 CFH-1 7/8-S CFH-1 7/8-B CFH-1 7/8-SB Inch cam follower tracking roller bearings
CFH-2 CFH-2-S CFH-2-B CFH-2-SB Inch cam follower tracking roller bearings
CFH-2 1/4 CFH-2 1/4-S CFH-2 1/4-B CFH-2 1/4-SB Inch cam follower tracking roller bearings
CFH-2 1/2 CFH-2 1/2-S CFH-2 1/2-B CFH-2 1/2-SB Inch cam follower tracking roller bearings
CFH-2 3/4 CFH-2 1/4-S CFH-2 3/4-B CFH-2 1/4-SB Inch cam follower tracking roller bearings 
CFH-3 CFH-3-S CFH-3-B CFH-3-SB Inch cam follower tracking roller bearings
CFH-3 1/4 CFH-3 1/4-S CFH-3 1/4-B CFH-3 1/4-SB Inch cam follower tracking roller bearings
CFH-3 1/2 CFH-3 1/2-S CFH-3 1/2-B CFH-3 1/2-SB Inch cam follower tracking roller bearings
CFH-4 CFH-4-S CFH-4-B CFH-4-SB Inch cam follower tracking roller bearings
CCFH-1/2-S CCFH-1/2-SB CR8  CR8UU Inch cam follower tracking roller bearings
CCFH-9/16-S CCFH-9/16-SB CR8-1  CR8-1UU Inch cam follower tracking roller bearings
CCFH-5/8-N-S CCFH-5/8-N-SB CR10  CR10UU Inch cam follower tracking roller bearings
CCFH-11/16-S CCFH-11/16-SB CR10-1  CR10-1UU Inch cam follower tracking roller bearings
CCFH-3/4-S CCFH-3/4-SB CR12  CR12UU Inch cam follower tracking roller bearings
CCFH-7/8-S CCFH-7/8-SB CR14  CR14UU Inch cam follower tracking roller bearings 
CCFH-1-S CCFH-1-SB CR16  CR16UU Inch cam follower tracking roller bearings
CCFH-1 1/8-S CCFH-1 1/8-SB CR18  CR18UU Inch cam follower tracking roller bearings
CCFH-1 1/4-S CCFH-1 1/4-SB CR20  CR20UU Inch cam follower tracking roller bearings
CCFH-1 3/8-S CCFH-1 3/8-SB CR22  CR22UU Inch cam follower tracking roller bearings
CCFH-1 1/2-S CCFH-1 1/2-SB CR24  CR24UU Inch cam follower tracking roller bearings
CCFH-1 5/8-S CCFH-1 5/8-SB CR26  CR26UU Inch cam follower tracking roller bearings 
CCFH-1 3/4-S CCFH-1 3/4-SB CR28  CR2 UU Inch cam follower tracking roller bearings
CCFH-1 7/8-S CCFH-1 7/8-SB CR30  CR30UU Inch cam follower tracking roller bearings
CCFH-2-S CCFH-2-SB CR32  CR32UU Inch cam follower tracking roller bearings
CCFH-2 1/4-S CCFH-2 1/4-SB CR36  CR36UU Inch cam follower tracking roller bearings
CCFH-2 1/2-S CCFH-2 1/2-SB CR40  CR40UU Inch cam follower tracking roller bearings
CCFH-2 1/4-S CCFH-2 1/4-SB CR44  CR44UU Inch cam follower tracking roller bearings
CCFH-3-S CCFH-3-SB CR48  CR48UU Inch cam follower tracking roller bearings
CCFH-3 1/4-S CCFH-3 1/4-SB CR52  CR52UU Inch cam follower tracking roller bearings
CCFH-3 1/2-S CCFH-3 1/2-SB CR56  CR56UU Inch cam follower tracking roller bearings
CCFH-4-S CCFH-4-SB CR64  CR64UU Inch cam follower tracking roller bearings 
CR 8 VB CR 8 VBR CR 8 VBUU CR 8 VBUUR Inch cam follower tracking roller bearings
CR 8-1 VB CR 8-1 VBR CR 8-1 VBUU CR 8-1 VBUUR Inch cam follower tracking roller bearings
CR 10 VB CR 10 VBR CR 10 VBUU CR 10 VBUUR Inch cam follower tracking roller bearings
CR 10-1 VB CR 10-1 VBR CR 10-1 VBUU CR 10-1 VBUUR Inch cam follower tracking roller bearings
CR 12 VB CR 12 VBR CR 12 VBUU CR 12 VBUUR Inch cam follower tracking roller bearings
CR 14 VB CR 14 VBR CR 14 VBUU CR 14 VBUUR Inch cam follower tracking roller bearings 
CR 16 VB CR 16 VBR CR 16 VBUU CR 16 VBUUR Inch cam follower tracking roller bearings
CR 18 VB CR 18 VBR CR 18 VBUU CR 18 VBUUR Inch cam follower tracking roller bearings
CR 20 VB CR 20 VBR CR 20 VBUU CR 20 VBUUR Inch cam follower tracking roller bearings
CR 22 VB CR 22 VBR CR 22 VBUU CR 22 VBUUR Inch cam follower tracking roller bearings
CR 24 VB CR 24 VBR CR 24 VBUU CR 24 VBUUR Inch cam follower tracking roller bearings
CR 26 VB CR 26 VBR CR 26 VBUU CR 26 VBUUR Inch cam follower tracking roller bearings
CR 28 VB CR 28 VBR CR 28 VBUU CR 28 VBUUR Inch cam follower tracking roller bearings
CR 30 VB CR 30 VBR CR 30 VBUU CR 30 VBUUR Inch cam follower tracking roller bearings
CR 32 VB CR 32 VBR CR 32 VBUU CR 32 VBUUR Inch cam follower tracking roller bearings
CR 36 VB CR 36 VBR CR 36 VBUU CR 36 VBUUR Inch cam follower tracking roller bearings 
CR 40 VB CR 40 VBR CR 40 VBUU CR 40 VBUUR Inch cam follower tracking roller bearings
CR 44 VB CR 44 VBR CR 44 VBUU CR 44 VBUUR Inch cam follower tracking roller bearings
CR 48 VB CR 48 VBR CR 48 VBUU CR 48 VBUUR Inch cam follower tracking roller bearings
CR 52 VB CR 52 VBR CR 52 VBUU CR 52 VBUUR Inch cam follower tracking roller bearings
CR 56 VB CR 56 VBR CR 56 VBUU CR 56 VBUUR Inch cam follower tracking roller bearings
CR 64 VB CR 64 VBR CR 64 VBUU CR 64 VBUUR Inch cam follower tracking roller bearings 

After Sales Service

Our Quality: 

Quality is the life . We use only the best quality material to ensure the standard of our product range is of the highest caliber.All products we sold out are strictly selected and tested by our QC department.
Warranty: 
All products may have problem after used by a period of time. We provide 1 year warranty for all products. 
Payment: 
We accept payment via TT (Bank transfer), Paypal,Western Union, and Money Gram.
We accept bank transfer for large orders. For small order, you’d better pay via Paypal,Western union or Money Gram
Shipping: 
We offer as many shipping options as possible, including DHL, UPS, TNT, FEDEX and EMS, Airfreight and by Sea.

FAQ

1. Are you factory or trading company?

We are professional manufacturer with most competitive price and high quality, 15 year’s experience.

2.What’s your product range?
We are specialized in producing linear shafts, linear bearings, linear guides, linear rails, ball screws,cam follower and other linear motion units.

3.Do you offer OEM&ODM services?
Yes, OEM, ODM is welcomed

4.How Can I get some samples?
We are honored to offer samples. You are requested to pay the shipping cost and some samples cost.

5.What does your factory do about quality control?
We uphold the tenet of “Quality is the future, we have passed ISO9001 certification, and we have strict procedures to control quality.

6. How can I get a quotation?
You can send quotation below or email to us. you can contact dirrectly with us through TM or WhatsApp,Skype as you like.Call any time if you are urgent.

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Cage: With Cage
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Type: Closed
Transport Package: Industrial Exporting Packing,or Upon The Customer′
Customization:
Available

|

Customized Request

needle bearing

Impact of Needle Bearing Cage Materials on Performance

The choice of needle bearing cage material significantly influences the performance, durability, and overall functionality of the bearings. The cage, also known as the retainer, holds the needle rollers in place, maintaining proper spacing and alignment. Different cage materials offer varying characteristics that impact the bearing’s operation:

  • Steel Cages:

Steel cages are a common choice for needle bearings due to their durability, high strength, and resistance to wear. They are suitable for applications with high loads, moderate speeds, and normal operating temperatures. Steel cages provide excellent stability and consistent roller spacing.

  • Plastic Cages:

Plastic cages, often made from materials like polyamide (nylon), offer advantages such as low friction, reduced noise, and electrical insulation. They are commonly used in applications where low noise levels and lightweight design are essential. Plastic cages are ideal for moderate-speed applications with light to moderate loads.

  • Brass Cages:

Brass cages are valued for their high thermal stability and resistance to corrosion. They are often used in applications with elevated temperatures and aggressive environments. Brass cages maintain their structural integrity at high speeds and provide reliable performance in challenging conditions.

  • Metal-Polymer Composite Cages:

Composite cages combine the benefits of different materials, such as steel and plastic. These cages provide improved lubrication retention, reduced friction, and enhanced wear resistance. They are suitable for applications where extended maintenance intervals and low friction are desired.

  • Needle Cages:

In certain needle bearing configurations, the needles themselves act as the cage, eliminating the need for a separate cage component. This design reduces cage-related friction, contributing to improved efficiency and lower energy consumption.

When selecting the appropriate cage material for needle bearings, consider the specific requirements of the application:

  • Load and Speed:

Choose a cage material that can withstand the expected load and speed conditions without deformation or excessive wear.

  • Operating Environment:

If the bearing will operate in extreme temperatures, corrosive atmospheres, or other harsh conditions, select a cage material with the necessary resistance to maintain performance.

  • Friction and Lubrication:

Consider the friction characteristics of the cage material and how it interacts with the lubricant. Some materials reduce friction, while others may require additional lubrication.

  • Noise and Vibration:

For applications where noise reduction is important, choose a cage material that minimizes noise and vibration generation during operation.

  • Weight:

In weight-sensitive applications, select a lightweight cage material that doesn’t compromise overall system efficiency.

The cage material plays a critical role in maintaining proper needle roller alignment, reducing friction, and ensuring the longevity of needle bearings. By carefully considering the application’s demands, you can select the optimal cage material that aligns with performance goals and operating conditions.

needle bearing

Common Signs of Wear or Damage in Needle Bearings and Replacement Timing

Needle bearings, like any mechanical component, can experience wear or damage over time due to factors such as load, speed, contamination, and improper maintenance. Recognizing the signs of wear or damage in needle bearings is crucial to ensuring the continued efficiency and reliability of machinery. Here are the common signs of wear or damage and when needle bearings should be replaced:

  • Unusual Noise:

Increased noise, grinding, or rattling sounds during operation can indicate internal damage or wear in needle bearings. Unusual noise is often an early warning sign that replacement is needed.

  • Irregular Operation:

Any irregularities in the smoothness of motion, such as sticking, binding, or rough movement, can indicate that the needle bearings are no longer functioning properly.

  • Increased Friction and Heat:

If you notice higher operating temperatures or increased friction, it may suggest that the bearings are experiencing excessive wear. Elevated temperatures can lead to premature failure.

  • Visible Wear or Pitting:

Inspect the needle bearings visually for signs of wear, pitting, or corrosion on the bearing surfaces. These issues can affect the bearing’s ability to operate correctly.

  • Lubrication Issues:

Reduced lubrication can lead to increased wear and damage. If you notice inadequate lubrication or the presence of contaminants in the lubricant, it’s time to address the issue.

  • Abnormal Vibration:

If you experience unusual vibrations during operation, it could be a sign that the needle bearings are no longer providing proper support and load distribution.

  • Excessive Play or Clearance:

Excessive play or looseness in the bearing assembly can indicate that the internal components are worn out, affecting the bearing’s performance.

  • Reduced Performance:

If your machinery or equipment is not performing as expected, it could be due to deteriorating needle bearings that are no longer able to handle the required loads and speeds.

The timing for replacing needle bearings depends on factors such as the severity of wear, the application’s demands, and the manufacturer’s recommendations. In general, needle bearings should be replaced if any of the above signs are observed, as continuing to operate with damaged bearings can lead to further equipment damage, reduced efficiency, and even safety risks.

Regular maintenance, including visual inspections, proper lubrication, and adherence to manufacturer guidelines, can help extend the lifespan of needle bearings and ensure their optimal performance. When in doubt, consulting with bearing experts or manufacturers can provide guidance on when to replace needle bearings for the best results.

needle bearing

Needle Bearings: Function and Applications

Needle bearings, also known as needle roller bearings, are a type of rolling element bearing designed to accommodate high radial loads in a compact space. They consist of cylindrical rollers with a length-to-diameter ratio that is much greater than conventional roller bearings, resembling needles. Needle bearings play a vital role in various applications due to their unique design and capabilities. Here’s how needle bearings function and their diverse range of applications:

  • High Radial Load Capacity:

Needle bearings are well-suited for applications where space is limited, and high radial loads need to be accommodated. The longer rollers distribute the load over a larger contact area, allowing for higher load-carrying capacities.

  • Compact Design:

The slim and cylindrical shape of needle rollers allows for a compact and lightweight bearing design. This makes them ideal for applications with tight installation spaces or weight constraints.

  • Reduced Friction:

Due to their smaller diameter, needle rollers have a lower contact angle with the bearing raceways. This results in reduced friction and lower heat generation during operation, contributing to energy efficiency.

  • High Rigidity:

Despite their slender profile, needle bearings exhibit high rigidity and stiffness. This characteristic is advantageous in applications requiring precise positioning and minimal deflection under load.

  • Smooth Operation:

Needle bearings provide smoother rolling motion due to their smaller contact area and reduced friction. This attribute is essential for applications demanding precise and smooth motion, such as in automotive transmissions.

  • Automotive Applications:

Needle bearings are commonly used in automotive components, including transmissions, drive shafts, and constant velocity joints (CV joints). Their compact design and high load capacity make them ideal for these applications.

  • Industrial Machinery:

In industrial machinery, needle bearings find use in various applications, such as in gearboxes, textile machinery, printing presses, and agricultural equipment. They excel in situations where high load capacity is required within limited space.

  • Aerospace and Aviation:

Needle bearings are used in aerospace applications due to their lightweight design and ability to handle high loads. They are employed in components like aircraft landing gear, engine components, and control systems.

  • Medical Equipment:

The precision and compactness of needle bearings make them suitable for medical equipment such as surgical instruments, X-ray machines, and laboratory devices.

  • Robotics and Automation:

Robotic systems and automation equipment often require compact and lightweight bearings with high load-carrying capacities. Needle bearings fulfill these requirements, enabling precise movement and efficient operation.

  • Heavy-Duty Applications:

Needle bearings also find use in heavy-duty applications like construction equipment, where they handle substantial loads in challenging environments.

In summary, needle bearings function as efficient load-carrying components in applications requiring high radial load capacity, compact design, reduced friction, and precise motion. Their versatility and ability to thrive in diverse industries contribute to their widespread use in various demanding applications.

China Hot selling Auto Parts Textile and Printing Machinery Motor Vehicles Metric and Inch Cam Follower Tracking Roller Needle Roller Bearing   with Great qualityChina Hot selling Auto Parts Textile and Printing Machinery Motor Vehicles Metric and Inch Cam Follower Tracking Roller Needle Roller Bearing   with Great quality
editor by CX 2024-03-23

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