Linear Guideways

Linear Guideways

Details
Linear Guideways are precision mechanical components used to guide mechanical structures to achieve high-precision linear motion. They are widely used in fields such as CNC machine tools, automation equipment, robots, and precision measuring instruments. It transfers the load from the moving parts to the fixed base through sliding or rolling contact, while ensuring the smoothness and accuracy of the motion.
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Linear Guide Rails
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Description
Technical Parameters

Linear Guideways are precision mechanical components used to guide mechanical structures to achieve high-precision linear motion. They are widely used in fields such as CNC machine tools, automation equipment, robots, and precision measuring instruments. It transfers the load from the moving parts to the fixed base through sliding or rolling contact, while ensuring the smoothness and accuracy of the motion.

 

Here In this page, we introduce series of Linear Guideways, you will see data sheet, production pictures,vedios of test as follows:

Also You are welcome to watch more projects or visit our video gallery by Youtube: https://www.youtube.com/@tallmanrobotics

1.Categories of Linear Guideways:

Series

HGH High Assembly

HGW High Assembly

EGH Low Assembly

EGW Low Assembly

MGN Miniature

MGW Miniature

Block

H Square Type

W Flange Type

H Square Type

W Flange Type

N Narraow Guide

W Wide Guide

Size

15,20,25,30,35,45,55,65

15,20,25,30,35,45,55,65

15,20,25,30,35

15,20,25,30,35

7,9,12,15

7,9,12,15

Pictures

product-200-200

product-200-200

product-200-200

product-200-200

product-200-200

product-200-200

Remark

Heavy Load Ball Type

Heavy Load Ball Type

Low Profile Ball Type

Low Profile Ball Type

Miniature Type

Miniature Type

 

2.Model Selction Guide, Drawing and Data Sheet of Linear Guideways.

HGH High Assembly and HGW High Assembly: Heavy Load Ball Type

91

92

93

94

95

 

3. EGH Low Assembly and EGW Low Assembly: Low Profile Ball Type

101

102

103

 

 

4. MGN Miniature and MGW Miniature: Narrow Guide Type and Wide Guide Type

111

112

113

115

117

 

 

Linear Guideways, as the core component of precision motion control, have penetrated into multiple key scenarios in the industrial field.

The following is a detailed analysis based on actual cases:

 

1.Semiconductor manufacturing: the cornerstone of nanoscale precision

Lithography machines and wafer inspection equipment

A certain international semiconductor equipment manufacturer adopts HIWIN's Linear Guideways in its latest generation lithography machine, which ensures stable positioning of wafers during the lithography process through ultra-high precision (nanometer level positioning error) and low friction characteristics, significantly improving the yield rate of chip manufacturing. In the wafer inspection process, cross roller guides (such as Schneeberger's products from Switzerland) are designed with roller cross arrangement to achieve straightness errors within ± 1 μ m, supporting detection probes to scan sub micron level defects on the wafer surface.

Wafer handling robot

In wafer transfer equipment, Linear Guideways need to adapt to vacuum environments and avoid contamination. For example, a certain enterprise uses corrosion-resistant and low dust linear guides, combined with servo motors, to achieve precise transfer of wafers between etching machines and cleaning machines, with a positioning error of less than ± 1 μ m, meeting the ultra-high precision requirements of extreme ultraviolet (EUV) lithography machines.

 

2.CNC machine tools: the core driving force for high-end manufacturing

Five axis linkage machining center

A leading machine tool manufacturer has selected silver guide rails in its high-end five axis machining center, which have high load-bearing capacity (dynamic load up to 10kN or more) and long lifespan characteristics, supporting continuous machining of complex curved parts with a positioning accuracy of ± 0.005mm, significantly improving the machining efficiency of aerospace parts.

Breakthrough in domestic substitution

Enterprises such as Qinghai First Machine and Jinan Second Machine Tool have adopted domestically produced Grade 1 ultra precision rolling linear guide pairs, with the accuracy of the rolling tracks on both sides of the guide controlled within 0.003mm. They have successfully been applied to equipment such as gantry machining centers, replacing imported products and achieving the localization of core components of domestically produced high-end machine tools.

 

3.Medical equipment: guarantee of precise diagnosis and minimally invasive treatment

CT and MRI equipment

In an international brand CT scanner, Shangyin Guide ensures micrometer level positioning accuracy of the scanning bed during high-speed rotation through low-noise design (operating noise<60dB) and high smoothness, providing basic support for the clarity of medical images. The LGR series guide rails use optimized pre pressure adjustment technology to reduce motion interference and control the imaging error of MRI equipment within ± 0.01mm.

Surgical robot

The laparoscopic surgical robot adopts a micro linear guide (size ≤ 10mm) and is driven by piezoelectric ceramics to achieve micro nano level motion of the robotic arm (resolution ≤ 1 μ m). In fine operations such as vascular suturing, the position error is controlled within ± 0.02mm, significantly improving the safety of minimally invasive surgery.

 

4.Logistics warehousing: an efficiency engine for intelligent handling

AGV and AMR robots

The G series G200MS roller type AMR robot adopts a linear guide as the lifting mechanism, with a carrying capacity of 200kg. Combined with a laser SLAM navigation system, it achieves a path accuracy of ± 10mm, meeting the driving requirements of dense storage tunnels. In the sorting system, the linear guide of the cross belt sorting machine supports the trolley to run at a speed of 3m/s, with a sorting error of ≤± 50mm and an annual operating mileage of over 100000 kilometers.

Automated three-dimensional warehouse

The vertical motion Linear Guideways of the stacker crane adopts a roller linear guide rail, with a dynamic load of over 500kg. It is equipped with an encoder to achieve closed-loop control, ensuring the efficiency and stability of cargo storage and retrieval. The single storage and retrieval time is shortened to less than 15 seconds.

 

5.Industrial robots: the core joint of flexible production

Collaborative Robots (Cobots)

A globally leading robot manufacturer has integrated silver guide rails into collaborative robots, which have low friction characteristics (friction coefficient 0.002-0.003) and lightweight design, supporting the robotic arm to achieve a repeat positioning accuracy of ± 0.02mm in human-machine collaboration scenarios. They are widely used in precision assembly of 3C products.

Cartesian coordinate robot

In electronic component mounting equipment, linear guides serve as X/Y/Z axis motion units, which work in conjunction with vision systems to achieve micrometer level alignment of components (mounting accuracy ± 50 μ m), while supporting mounting heads to move at speeds of 1m/s or more. A single device can complete the mounting of over 20000 components per hour.

 

6.New energy equipment: a key support for efficient production

Lithium battery production line

Linear Guideways of the coating machine control the uniform motion of the coating head (speed fluctuation ≤± 0.5%) to ensure the uniformity of the electrode thickness (error ≤± 2 μ m); The guide rail of the winding machine is matched with a servo system to achieve high-precision alignment of the battery cells (error ≤± 0.1mm), improving battery energy density and safety.

Photovoltaic module manufacturing

The linear guide rail of the string welding robot supports high-speed movement of 2m/s or more, and with laser welding technology, can complete the welding of more than 2000 solar cells per hour, with a welding accuracy of ± 0.05mm, significantly improving the production efficiency of photovoltaic modules.

 

 

 

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