Product Description
KRVE 30 Track Roller Cam Follower KRVE series Needle Bearing
Description of KRVE 30 Track Roller Cam Follower KRVE series Needle Bearing
| Series | Description |
| NATR | Yoke type track rollers with axial guidance by washers,gap seal,with inner ring |
| NATR…PP | Yoke type track rollers with additional sealing rings |
| NATV | Yoke type track rollers with axial guidance by washers,full complement,gap seal,with inner ring |
| NATV…PP | Yoke type track rollers with additional sealing rings |
| NUTR | Yoke type track rollers with axial guidance by the rolling element,full complement,gap seal,with inner ring |
| KR | Stud type track rollers with axial guidance by rid and washer,gap seal |
| KR…PP | Stud type track rollers with sealing rings |
| KRE | Stud type track rollers with eccentric collar |
| KRE…PP | Stud type track rollers with eccentric collar and sealing rings |
| KRV | Stud type track rollers with axial guidance by rid and washer,full complement, gap seal |
| KRV…PP | Stud type track rollers with sealing rings |
| KRVE | Stud type track rollers with eccentric collar |
| KRVE…PP | Stud type track rollers with eccentric collar and sealing rings |
| NUKR | Stud type track rollers with axial guidance by the rolling element,full complement, gap seals |
| NUKRE | Stud type track rollers with eccentric collar |
| CF | Stud type track rollers with cage ,the same as KR series |
Catalogue of KRVE 30 Track Roller Cam Follower KRVE series Needle Bearing
|
Outside Diameter |
Bearing Designation and mass approx | Borndary Dimensions | ||||||||||||||
|
Without Eccentric Collar |
Mass |
With Ecctric Coollar |
Mass | D | d | C | B | B1 | B2 | G | G1 | M | M1 | C1 | d2 | |
| mm | g | g | mm | |||||||||||||
| 47 | KR 47 | 386 | KRE 47 | 405.5 | 47 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 37 |
| KR 47 PP | 386 | KRE 47 PP | 405.5 | 47 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 37 | |
| KRV 47 | 390 | KRVE 47 | 409.5 | 47 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 37 | |
| KRV 47 PP | 390 | KRVE 47 PP | 409.5 | 47 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 37 | |
| NUKR 47 | 380 | NUKPE 47 | 399.5 | 47 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 27 | |
| 52 | KR 52 | 461 | KRE 40 | 480.5 | 52 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 37 |
| KR 52 PP | 461 | KRE 52 PP | 480.5 | 52 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 37 | |
| KRV 52 | 465 | KRVE 52 | 484.5 | 52 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 37 | |
| KRV 52 PP | 465 | KRVE 52 PP | 484.5 | 52 | 20 | 24 | 66 | 40.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 37 | |
| NUKR 52 | 450 | NUKPE 52 | 469.5 | 52 | 20 | 24 | 66 | 49.5 | 9 | M20×1.5 | 21 | 8 | 4 | 0.8 | 31 | |
| 62 | KR 62 | 790 | KRE 62 | 818.2 | 62 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 44 |
| KR 62 PP | 790 | KRE 62 PP | 818.2 | 62 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 44 | |
| KRV 62 | 802 | KRVE 62 | 830.2 | 62 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 44 | |
| KRV 62 PP | 802 | KRVE 62 PP | 830.2 | 62 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 44 | |
| NUKR 62 | 795 | NUKPE 62 | 823.5 | 62 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 38 | |
| 72 | KR 72 | 1040 | KRE 72 | 1068.2 | 72 | 24 | 29 | 80 | 49.5 | 11 | M20×1.5 | 25 | 8 | 4 | 0.8 | 44 |
| KR 72 PP | 1040 | KRE 72 PP | 1068.2 | 72 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 44 | |
| KRV 72 | 1045 | KRVE 72 | 1073.2 | 72 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 44 | |
| KRV 72 PP | 1045 | KRVE 72 PP | 1073.2 | 72 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 44 | |
| NUKR 72 | 1200 | NUKPE 72 | 1038.2 | 72 | 24 | 29 | 80 | 49.5 | 11 | M24×1.5 | 25 | 8 | 4 | 0.8 | 44 | |
| 80 | KR 80 | 1550 | KRE 80 | 1610 | 80 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 |
| KR 80 PP | 1550 | KRE 80 PP | 1610 | 80 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 | |
| KRV 80 | 1561 | KRVE 80 | 1621 | 80 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 | |
| KRV 80 PP | 1561 | KRVE 80 PP | 1621 | 80 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 | |
| NUKR 80 | 1800 | NUKPE 80 | 1600 | 80 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 47 | |
| 85 | KR 85 | 1740 | KRE 85 | 1800 | 85 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 |
| KR 85 PP | 1740 | KRE 85 PP | 1800 | 85 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 | |
| 90 | KR 90 | 1950 | KRE 90 | 2571 | 90 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 |
| KR 90 PP | 1950 | KRE 90 PP | 2571 | 90 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 | |
| KRV 90 | 1970 | KRVE 90 | 2030 | 90 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 | |
| KRV 90 PP | 1970 | KRVE 90 PP | 2030 | 90 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 53 | |
| NUKR 90 | 2300 | NUKPE 90 | 2571 | 90 | 30 | 35 | 100 | 63 | 15 | M30×1.5 | 32 | 8 | 4 | 1 | 47 | |
Pictures
Shipping
By Air / By Sea /By Express
a. For small weight or Urgent, goods will be delivery by Express DHL/FedEX/UPS/TNT/EMS
b. For max production,goods will be shipped by sea/by air.
c. According to your requirements
Our Services
a. Samples provided for free charge .
b. Strict Inspection ,and the best quality price with reasonable price bearings provided .
c. OEM service provided.
d. Delivery products from our factory warehouse , delivery time is short .
e. Warranty for 6 months
f. After sale service at any time
Company Information
Guanxian Xinyan Pillow Block Bearing Co.,ltd. is based in ZheJiang (CHINA) since 2011 and is 1 of the biggest authorized manufactures and exporters of bearing. We’ve been dedicated to provide all types of hiigh quality bearings to OEM, Retailers and traders throughout international market since the moment established.
Pillow block bearings, bearings housing,insert bearings and deep groove ball bearings are all we specialized. We are also developing nonstandard bearings as per the drawings from customers.
Up to now, we have exported our goods to Italy, Brazil, Argentina, Poland, India, Pakistan, Bangladesh,Thailand etc.
First class service, efficient delivery methods, the most competitive quality-price ratio, we dedicated to provide you quality brand bearings. Sincerely welcome new and old customers visit and build cooperation.
WHY CHOOSE XINYAN?
NO.1 We provide our customers the most Comprehensive service and we’ll do our best to deal with problems our customers encountered to ensure our customers SATISFACTION
NO.2 The high qualityof our products means that it has long life, high speed, low noise, low vibration and low friction
NO.3 Be honesty, be professional is our faith; good attitude, timely response, quick delivery, consideration of every detail is our working style
NO.4 Manufactured by ourself, enough storage space, enough inventory, high producing efficiency we possess, the most favorable price we offer to our customers makes sure every deal have a happy end
FAQ
Q: How many the MOQ of your company?
A: Our company MOQ is 1pcs.
Q: Could you accept OEM and customize?
A:YES, we can customize for you according to sample or drawing.
Q: Could you supply sample for free?
A: Yes, we can supply sample for free, but need our customer afford freight.
Q : Does your factory have CE?
A: Yes, we have ISO 9001:2008, and SASO. If you want other CE, we can do for you.
Q: Is it your company is factory or Trade Company?
A: We have our own factory; our type is factory + trade.
Q: What time the guarantee of your bearing quality guarantee period:?
A: 6 months ,Customer need supply photos and send bearing back.
Q: Could you tell me the payment term of your company can accept?
A: T/T, Western Union, PayPal, T/T, L/C
Q: Could you tell me the delivery time of your goods?
A: 7-15 days , mostly base on your order quantity
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| Cage: | With Cage |
|---|---|
| Rows Number: | Single |
| Style: | Without Outer Ring, With Outer Ring, Without Inner Ring |
| Material: | Bearing Steel |
| Type: | Open |
| Application: | as Parts of All Kinds of |
| Samples: |
US$ 0.5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
What are the signs that indicate a need for cam roller replacement or maintenance, and how can they be diagnosed?
Proper maintenance and timely replacement of cam rollers are essential for ensuring their optimal performance and longevity. Several signs indicate the need for cam roller replacement or maintenance, and diagnosing these signs can help identify potential issues. Here are some common signs and diagnostic methods:
- Abnormal Noise: Unusual or excessive noise during the operation of cam rollers can indicate problems. Grinding, squeaking, or rattling sounds may suggest issues such as worn bearings, misalignment, or insufficient lubrication. Conduct a thorough inspection and listen for any abnormal noise while the cam rollers are in motion.
- Irregular Motion: If the cam rollers exhibit irregular or jerky motion instead of smooth and consistent rolling, it may indicate problems. This can be caused by misalignment, damaged cam profiles, worn bearings, or debris accumulation. Observe the motion of the cam rollers carefully to detect any irregularities or inconsistencies.
- Inconsistent Tracking: Cam rollers should provide accurate and consistent tracking of objects or components along the designated path. If there are deviations or errors in the tracking, it may indicate misalignment, worn cam profiles, damaged rollers, or track irregularities. Monitor the tracking performance of the cam rollers and check for any inconsistencies or deviations from the desired path.
- Excessive Wear: Visual inspection of the cam rollers can reveal signs of excessive wear. Check for signs such as worn or flattened surfaces, pitting, cracks, or deformation. Excessive wear can occur due to high loads, misalignment, inadequate lubrication, or prolonged usage. Regularly inspect the cam rollers for any visible signs of wear or damage.
- Uneven Load Distribution: Improper load distribution across the cam rollers can lead to premature wear or failure. Inspect the cam rollers and associated components for any signs of uneven loading, such as uneven wear patterns, excessive wear on specific rollers, or track distortions. Uneven load distribution may result from misalignment, damaged components, or improper installation.
- Increased Friction: Excessive friction during the rolling motion of cam rollers can impair their performance and lead to accelerated wear. Monitor the rolling motion and check for signs of increased friction, such as resistance, overheating, or uneven movement. Excessive friction can be caused by misalignment, inadequate lubrication, debris accumulation, or worn components.
- Loss of Efficiency: A decrease in the efficiency of the cam roller system can indicate underlying issues. If the system requires more power, shows reduced speed, or exhibits decreased accuracy compared to its normal operation, it may indicate problems with the cam rollers. Monitor the system’s performance and compare it with the expected efficiency to identify any loss in performance.
When diagnosing these signs, it is important to follow manufacturer guidelines and recommended maintenance procedures. Diagnostic methods may include visual inspection, listening for abnormal sounds, measuring performance parameters, checking alignment, conducting lubrication analysis, or consulting with qualified technicians or maintenance professionals.
Regular maintenance and inspection schedules should be established to monitor the condition of cam rollers. By identifying signs of wear, misalignment, or other issues early on, timely maintenance or replacement can be performed to prevent further damage, maintain optimal performance, and extend the lifespan of the cam roller system.
Can cam rollers be customized for specific industries or machinery configurations?
Yes, cam rollers can be customized to meet the specific requirements of different industries or machinery configurations. The versatility and adaptability of cam rollers make them suitable for a wide range of applications. Customization allows for the optimization of cam rollers to match the unique needs of various industries and machinery configurations. Here’s a detailed explanation of how cam rollers can be customized:
- Size and Dimensions: Cam rollers can be customized in terms of size and dimensions to suit specific machinery configurations. The outer diameter, inner diameter, width, and overall dimensions of the cam roller can be adjusted to fit within the available space and align with the requirements of the machinery or system.
- Load Capacity: Customization of cam rollers can involve enhancing the load-carrying capacity to meet the demands of specific industries or heavy-duty applications. By utilizing different materials, heat treatments, or bearing arrangements, cam rollers can be designed to withstand higher radial and axial loads, ensuring reliable performance under challenging operating conditions.
- Specialized Coatings and Materials: Certain industries or environments may require cam rollers with specialized coatings or materials to withstand corrosive or abrasive conditions. Customization can involve the application of coatings, such as corrosion-resistant coatings or low-friction coatings, to enhance the durability and performance of the cam rollers in specific operating environments.
- Sealing Options: Cam rollers can be customized with various sealing options to provide protection against contaminants, dust, moisture, or other environmental factors. Custom sealing arrangements, such as rubber seals or labyrinth seals, can be incorporated into the design to ensure the longevity and reliability of the cam rollers in specific industries or applications.
- Attachment and Mounting: Customization of cam rollers can include modifications to the attachment and mounting options. Different industries or machinery configurations may require specific attachment methods or mounting configurations. Cam rollers can be customized with different stud types, yoke configurations, or eccentric collar options to ensure easy and secure attachment to the moving parts of the machinery or system.
- Specialized Performance Features: Depending on the industry or application, cam rollers may need specialized performance features. Customization can involve incorporating features such as integrated lubrication systems, temperature sensors, or shock-absorbing elements to enhance the performance, reliability, or monitoring capabilities of the cam rollers in specific industries or machinery configurations.
By collaborating with manufacturers or suppliers, industries can work to customize cam rollers to meet their specific requirements. Customization may involve engineering analysis, design modifications, and material selection to ensure the optimal performance and compatibility of the cam rollers with the targeted industries or machinery configurations.
In summary, cam rollers can be customized for specific industries or machinery configurations. Customization options include adjusting size and dimensions, enhancing load capacity, utilizing specialized coatings and materials, incorporating sealing options, modifying attachment and mounting methods, and adding specialized performance features. By tailoring cam rollers to specific industry or machinery needs, customization ensures optimal performance, longevity, and compatibility with the targeted applications.
What are the different types and configurations of cam rollers available in the market?
Cam rollers, also known as cam followers or track rollers, are available in various types and configurations to suit different applications and requirements. The selection of the appropriate type and configuration depends on factors such as load capacity, speed, operating conditions, and specific application needs. Here’s a detailed explanation of the different types and configurations of cam rollers available in the market:
- Stud-Type Cam Rollers: Stud-type cam rollers have a stud or bolt that extends from the roller’s outer ring. The stud allows for secure attachment to the moving part of the mechanical system. Stud-type cam rollers are commonly used in applications that require high radial loads and moderate thrust loads, such as camshaft followers in engines or support rollers in conveyor systems.
- Yoke-Type Cam Rollers: Yoke-type cam rollers have a yoke or mounting flange that provides a broader surface area for attachment. The yoke is typically bolted or clamped to the moving component. Yoke-type cam rollers are suitable for applications with higher radial and axial loads, such as in heavy machinery or industrial automation systems.
- Full Complement Cam Followers: Full complement cam followers have a design that incorporates a maximum number of rolling elements, providing high load-carrying capacity. These cam rollers do not have a cage or roller retainer, allowing for more rollers to be included. Full complement cam followers are commonly used in applications where maximum load capacity is required, but speed and precision may be lower priority.
- Caged Cam Followers: Caged cam followers have a cage or roller retainer that separates and guides the rolling elements. The cage maintains proper spacing and alignment of the rollers. Caged cam followers offer advantages such as reduced friction, improved speed capability, and better roller control. They are suitable for applications that require higher speeds, precision, and controlled roller movement.
- Hexagonal Bore Cam Followers: Hexagonal bore cam followers have a hexagonal-shaped inner bore instead of a cylindrical bore. This design allows for direct tightening using a hexagonal wrench, simplifying installation and adjustment. Hexagonal bore cam followers are commonly used in applications where frequent adjustment or repositioning is required, such as in printing machinery or packaging equipment.
- Stud-Type with Eccentric Collar: This type of cam roller features a stud with an eccentric collar. The eccentric collar allows for easy adjustment of the roller’s position by rotating the collar, providing a simple means of adjusting the preload or clearance in the system. Stud-type cam rollers with eccentric collars are commonly used in applications that require precise adjustment, such as in tensioning systems or in machinery with adjustable clearances.
These are some of the commonly available types and configurations of cam rollers in the market. Each type offers specific advantages and is designed to meet the demands of different applications. It is important to consider factors such as load capacity, speed requirements, precision, and specific application needs when selecting the appropriate type and configuration of cam roller.
In summary, the market offers a variety of cam roller types and configurations, including stud-type, yoke-type, full complement, caged, hexagonal bore, and stud-type with eccentric collar. Each type has its own advantages and is suitable for specific applications based on load capacity, speed, precision, and adjustability requirements.
editor by CX 2024-01-24