China supplier Only High Quality CHINAMFG Linear Guide Rail

Product Description

Product Description

ZCF CHH SERIES – Linear guide 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 LINEAR XIHU (WEST LAKE) DIS.:

MODEL CH – 15, 20          unit : mm
ACCURACY LEVEL COMMON HIGH PRECISION HIGH-PRECISION ULTRA-PRECISION
(C) (H) (P) (SP) (UP)
TOLERANCE OF H ± 0.1 ± 0.03 0- 0.03 0- 0.015 0- 0.008
TOLERANCE OF N ± 0.1 ± 0.03 0- 0.03 0- 0.015 0- 0.008
TOLERANCE OF MUTUAL H 0.02 0.01 0.006 0.004 0.003
TOLERANCE OF MUTUAL N 0.02 0.01 0.006 0.004 0.003
MOTION PARALLELISM OF C ON A MOTION ACURACY
MOTION PARALLELISM OF D ON B MOTION ACURACY

 

MODEL CH – 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 CH – 45,55          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 CHINAMFG 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 CHINAMFG and holds a building area of 16000 square CHINAMFG 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.

Feature: S55c
Function: Ordinary
Flange Shape: Square
Shape: Straight
Series: Chh
Material: High-Carbon Steel
Samples:
US$ 20/Meter
1 Meter(Min.Order)

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Customization:
Available

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linear rail

Can you explain the role of linear rails in reducing friction and wear in linear motion applications?

Linear rails play a pivotal role in reducing friction and wear in linear motion applications through several key mechanisms:

  • 1. Precision Design: Linear rails are precision-engineered with specific profiles and tolerances. The precise design minimizes contact points between the rail and the carriage, reducing friction and wear to a minimum during linear motion.
  • 2. Rolling Contact: Many linear rails utilize rolling contact elements, such as recirculating ball bearings or roller bearings. These elements roll along the profiled surface of the rail, significantly reducing friction compared to sliding contact. Rolling contact also distributes the load evenly, further minimizing wear on specific points.
  • 3. Low-Friction Coatings: Some linear rails feature low-friction coatings on their surfaces. These coatings, often made of materials like Teflon or similar compounds, create a smooth and slippery surface, reducing the coefficient of friction. This results in smoother linear motion and less wear on the rail and carriage components.
  • 4. Lubrication: Proper lubrication is essential for reducing friction and wear in linear motion systems. Lubricants applied to the rolling elements or the rail surface create a thin film that separates the moving parts, minimizing direct contact and friction. Regular lubrication intervals are crucial for maintaining optimal performance and extending the lifespan of the linear rail system.
  • 5. Sealing Mechanisms: Linear rails often incorporate sealing mechanisms to protect against contaminants. Dust, debris, and moisture can contribute to increased friction and wear. Effective sealing prevents the ingress of contaminants, preserving the integrity of the rail and reducing wear on critical components.
  • 6. Material Selection: The choice of materials for both the rail and carriage components influences friction and wear. High-quality materials with good wear resistance, such as hardened steel or specialized alloys, contribute to the long-term durability of the linear rail system.
  • 7. Regular Maintenance: Implementing a regular maintenance schedule is crucial for reducing friction and wear. Inspections, cleaning, and lubrication ensure that the linear rail system operates smoothly and efficiently. Identifying and addressing any signs of wear early can prevent more significant issues and extend the overall lifespan of the system.

By incorporating these design features and maintenance practices, linear rails effectively minimize friction and wear in linear motion applications. This not only enhances the efficiency and accuracy of the system but also contributes to the long-term reliability and durability of the linear rail.

linear rail

Can you explain the principles behind linear rail operation and load-bearing capabilities?

The operation of linear rails and their load-bearing capabilities are governed by fundamental principles:

1. Rolling Contact: Linear rails typically utilize rolling contact elements, such as recirculating ball or roller bearings, between the rail and the carriage. These elements reduce friction and enable smooth motion by rolling along the profiled surface of the rail.

2. Profiled Rail Design: The rail is designed with a specific profile, often featuring raceways for the rolling elements. This profile provides guidance to the carriage, ensuring that it moves along a predetermined path without deviations.

3. Load Distribution: The load-bearing capabilities of linear rails are achieved through the distribution of the applied load across the rolling elements. This design allows for the effective support of loads, both radial and axial, while minimizing stress on individual components.

4. Rigidity: Linear rails are designed to be rigid, preventing deflection or bending during operation. This rigidity is essential for maintaining accuracy and precision, especially in applications where high loads or forces are involved.

5. Lubrication: Proper lubrication is crucial for reducing friction and minimizing wear between the rolling elements and the rail. Lubrication also helps dissipate heat generated during operation, contributing to the overall efficiency and longevity of the linear rail system.

6. Materials and Construction: The materials used in the construction of linear rails, such as hardened steel or reinforced alloys, contribute to their load-bearing capabilities. The choice of materials ensures durability and resistance to wear under various operating conditions.

Overall, the combination of rolling contact, profiled rail design, load distribution, rigidity, lubrication, and appropriate materials enables linear rails to operate efficiently and support varying loads in industrial applications. Understanding these principles is essential for selecting the right linear rail system based on the specific requirements of a given application.

linear rail

How do linear rails differ from other linear motion components like linear guides or bearings?

While linear rails, linear guides, and bearings are all components used in linear motion systems, they differ in their design, functions, and applications:

Linear Rails: Linear rails typically consist of a long, rigid rail and a carriage that moves along the rail. The rail has a specially designed profile to provide guidance, and the carriage supports and carries the load. Linear rails are known for their ability to handle high loads, offer precise linear motion, and reduce friction for smooth movement.

Linear Guides: Linear guides encompass a broader category that includes linear rails. Linear guides refer to any mechanism that guides linear motion. Linear rails are a specific type of linear guide with a distinctive profile. Linear guides, in a general sense, can include other mechanisms like dovetail slides, boxway guides, and more, each with its own design and application.

Bearings: Bearings are components that reduce friction between moving parts and support radial or axial loads. While linear rails may incorporate bearings within their design, bearings, in a broader sense, can be standalone components used to support rotating or linear motion. Linear bearings, for example, specifically support linear motion and may be used independently or as part of a linear rail system.

In summary, linear rails are a specific type of linear guide with a defined rail and carriage design, whereas linear guides encompass a broader category. Bearings, on the other hand, are components that reduce friction and support loads, and linear bearings specifically cater to linear motion.

China supplier Only High Quality CHINAMFG Linear Guide Rail  China supplier Only High Quality CHINAMFG Linear Guide Rail
editor by CX 2023-11-30