China wholesaler CZPT High Precision Heavy Duty Linear Motion Roller Bearing bearing air

Product Description

Product Description

 

ZCF CHW SERIES -Roller Linear CZPT of good quality and good accuracy.

Specification

 

 

Detailed Photos

 

Accuracy definition

ACCURACY LEVEL
 

1. THE ACCURACY OF CH SERIES LINEAR XIHU (WEST LAKE) DIS.S CAN BE DIVIDED INTO FIVE LEVELS: COMMON, HIGH, PRECISION, SUPER-PRECISION AND ULTRA-PRECISION. CUSTOMERS CAN CHOOSE THE ACCURACY LEVEL ACCORDING TO THE ACCURACY REQUIREMENT OF EQUIPMENT.

2.  ACCURACY OF NON-INTERCHANGEABLE ROLLER LINEAR XIHU (WEST LAKE) DIS.: 

MODEL CR – 25,30,35        unit : mm
ACCURACY LEVEL COMMON HIGH PRECISION HIGH-PRECISION ULTRA-PRECISION
(C) (H) (P) (SP) (UP)
TOLERANCE OF H ± 0.1 ± 0.04 0- 0.04 0- 0.02 0- 0.01
TOLERANCE OF N ± 0.1 ± 0.04 0- 0.04 0- 0.02 0- 0.01
TOLERANCE OF MUTUAL H 0.02 0.015 0.007 0.005 0.003
TOLERANCE OF MUTUAL N 0.03 0.015 0.007 0.005 0.003
MOTION PARALLELISM OF C ON A MOTION ACURACY
MOTION PARALLELISM OF D ON B MOTION ACURACY

 

MODEL CR – 45,55,65          unit : mm
ACCURACY LEVEL COMMON HIGH PRECISION HIGH-PRECISION ULTRA-PRECISION
  (C) (H) (P) (SP) (UP)
TOLERANCE OF H ± 0.1 ± 0.05 0- 0.05 0- 0.03 0- 0.02
TOLERANCE OF N ± 0.1 ± 0.05 0- 0.05 0- 0.03 0- 0.02
TOLERANCE OF MUTUAL H 0.03 0.015 0.007 0.005 0.003
TOLERANCE OF MUTUAL N 0.03 0.02 0.01 0.007 0.005
MOTION PARALLELISM OF C ON A MOTION ACURACY
MOTION PARALLELISM OF D ON B MOTION ACURACY

3. MOTION ACCURACY CHART

RAIL LENGTH (mm) ACCURACY LEVEL (µm)
C H P SP UP
~ 100 12 7 3 2 2
100 ~ 200 14 9 4 2 2
200 ~ 300 15 10 5 3 2
300 ~ 500 17 12 6 3 2
500 ~ 700 20 13 7 4 2
700 ~ 900 22 15 8 5 3
900 ~ 1,100 24 16 9 6 3
1,100 ~ 1,500 26 18 11 7 4
1,500 ~ 1,900 28 20 13 8 4
1,900 ~ 2,500 31 22 15 10 5
2,500 ~ 3,100 33 25 18 11 6
3,100 ~ 3,600 36 27 20 14 7
3,600 ~ 4,000 37 28 21 15 7

 

Production process

Advanced equipments & Rigorous quality control plan

Company Profile

ZheJiang CZPT Precision Technology Co.,Ltd. 
is a professional manufacturer of linear guide, linear module and ball screw etc.she is located in HangZhou city,ZheJiang ,China.The production base covers 33333 square meters and holds a building area of 16000 square meters at present. with over 10 years’ effort of our whole team. and also trust and support from our respected customers. We are so lucky to become 1 famous brand in China, who make international standard products.we aim to serve customers world-widely.

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Application: Warehouse Crane, Shipboard Crane, Workshop Crane
Material: Steel
Structure: Machine Table
Installation: All
Driven Type: N/a
Carrying Capacity: Weight Level
Samples:
US$ 20/Meter
1 Meter(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

linear bearing

Differences Between Linear Ball Bearings and Linear Roller Bearings

Linear ball bearings and linear roller bearings are two distinct types of linear bearings, each with its own design and characteristics. Here’s how they differ and when they are preferred:

  • 1. Design:

Linear ball bearings use ball bearings to provide rolling motion along the shaft. Linear roller bearings, on the other hand, use cylindrical or needle rollers for motion. Roller bearings have a larger contact area, distributing the load over a broader surface.

  • 2. Load Capacity:

Linear roller bearings typically have a higher load-carrying capacity compared to linear ball bearings. This makes them suitable for applications with heavier loads and greater force requirements.

  • 3. Friction and Smoothness:

Linear ball bearings offer lower friction and smoother motion due to the point contact between the balls and the shaft. Roller bearings may have slightly higher friction but can handle larger loads without sacrificing smoothness.

  • 4. Precision and Accuracy:

Linear ball bearings are often preferred for applications requiring high precision and accuracy. Their point contact provides precise positioning and repeatability, making them suitable for tasks like CNC machining and optical systems.

  • 5. Noise and Vibration:

Linear ball bearings tend to generate less noise and vibration due to their smoother rolling action. Roller bearings may produce slightly more noise but are still used in applications where noise is not a critical factor.

  • 6. Speed:

Linear ball bearings are well-suited for high-speed applications due to their low friction and smooth motion. Roller bearings are also capable of high speeds but may have slightly different characteristics.

  • 7. Cost:

Linear ball bearings are often more cost-effective for lower-load and precision applications. Linear roller bearings may be preferred for heavy-duty applications, which may justify their higher cost.

  • 8. Application Scenarios:

Linear ball bearings are commonly used in applications where precision, smooth motion, and accuracy are paramount, such as in CNC machinery, 3D printers, and optical systems. Linear roller bearings excel in applications with higher loads, such as heavy machinery, material handling, and industrial automation.

In summary, the choice between linear ball bearings and linear roller bearings depends on the specific requirements of the application. Each type has its strengths and weaknesses, and selecting the right type ensures optimal performance and longevity.

linear bearing

Contribution of Linear Bearings to Smooth Movement of Conveyors and Linear Slides

Linear bearings play a crucial role in ensuring the smooth movement of industrial conveyors and linear slides by providing low-friction support and guiding mechanisms. Here’s how linear bearings contribute to their operation:

  • Smooth Motion: Linear bearings offer precise and smooth linear motion to conveyors and linear slides, allowing materials or objects to move seamlessly along a defined path.
  • Low Friction: The design of linear bearings minimizes friction between the moving parts, reducing energy consumption and wear. This is particularly important for conveyors and slides that require frequent and continuous movement.
  • Guidance: Linear bearings guide the movement of the conveyor belts or linear slides, ensuring that they stay on track and follow the desired path without deviation.
  • Load Support: Linear bearings provide support for both radial and axial loads, allowing conveyors to carry heavy loads and linear slides to accommodate objects or components without sacrificing smoothness.
  • Precision: Linear bearings offer high precision and accuracy, which is essential for applications where precise positioning is required, such as in automated manufacturing processes.
  • Reduced Noise and Vibration: Linear bearings contribute to quieter operation by reducing noise and absorbing vibrations generated during movement. This is beneficial in environments where noise reduction is important.
  • Longevity: By minimizing friction and wear, linear bearings enhance the longevity of conveyors and linear slides, reducing the need for frequent maintenance and replacement.

In industrial settings, linear bearings ensure that conveyors efficiently transport materials, products, or components, while linear slides provide controlled and accurate movement for various applications. Whether in manufacturing, logistics, or automation, the use of linear bearings results in enhanced efficiency, reduced downtime, and improved overall performance.

linear bearing

Design Principles and Functionalities of Linear Bearings

Linear bearings are designed with specific principles to facilitate controlled linear motion along a single axis. These design principles contribute to their functionalities, making them essential components in various applications:

  • Rolling Elements:

Linear bearings typically feature rolling elements, such as balls or rollers, that move along a track or rail. These rolling elements reduce friction and enable smooth linear motion.

  • Guiding Mechanism:

Linear bearings incorporate a guiding mechanism to constrain the motion to a single axis. This guiding mechanism ensures that the linear bearing moves precisely along the desired path.

  • Load Distribution:

The design of linear bearings allows for effective distribution of loads, both in the radial and axial directions. This load distribution ensures stability and prevents excessive stress on individual components.

  • Rail or Track:

Linear bearings typically run along a rail or track that provides a smooth and accurate path for the rolling elements. The rail is designed to resist wear and maintain its precision over time.

  • Cage or Carriage:

Linear bearings use a cage or carriage to house the rolling elements and maintain their proper spacing. This arrangement ensures even load distribution and smooth movement.

  • Sealing and Lubrication:

Linear bearings often incorporate sealing mechanisms to protect the rolling elements from contaminants and to retain lubrication. Proper lubrication ensures smooth motion and extends the bearing’s lifespan.

  • Mounting Options:

Linear bearings are designed to be mounted in various ways, depending on the application’s requirements. Mounting options include flange-mounted, base-mounted, or end-supported configurations.

  • Adjustability:

Many linear bearings are designed with provisions for adjustment, allowing users to fine-tune the preload or clearance to optimize performance and minimize play.

  • Materials:

Linear bearings are constructed from materials that offer high wear resistance, durability, and corrosion resistance. Common materials include steel, stainless steel, and various engineering plastics.

  • Accessories:

Accessories such as end caps, seals, and lubrication systems can enhance the functionality and lifespan of linear bearings by providing protection and ensuring proper maintenance.

Functionalities of linear bearings include providing precise linear motion, guiding components along a defined path, minimizing friction, distributing loads, and maintaining stability. The design principles ensure reliable operation and make linear bearings indispensable in applications requiring controlled and accurate linear motion.

China wholesaler CZPT High Precision Heavy Duty Linear Motion Roller Bearing   bearing airChina wholesaler CZPT High Precision Heavy Duty Linear Motion Roller Bearing   bearing air
editor by CX 2024-05-13