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A precision linear drive with a clamped stator

A linear drive, clamping technology, applied in piezoelectric/electrostrictive or magnetostrictive motors, generators/motors, electrical components, etc., can solve the problem of no self-centering function and obvious displacement back-off , small stroke, etc., to achieve the effect of compact structure, convenient control, and reduction of displacement and retraction

Active Publication Date: 2022-04-01
CHANGCHUN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In order to solve the problems of the current piezoelectric stick-slip linear drive device such as small stroke, no self-centering function, and obvious displacement back phenomenon

Method used

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  • A precision linear drive with a clamped stator
  • A precision linear drive with a clamped stator
  • A precision linear drive with a clamped stator

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specific Embodiment approach 1

[0037] Specific implementation mode one: combine Figure 1~Figure 22 This embodiment is described. This embodiment provides a specific implementation of a precision linear drive device with a clip-on stator. The specific implementation of the precision linear drive device with a clip-on stator is expressed as follows:

[0038] The precision linear drive device with a clamping stator includes a base unit 1, a fixed guide rail assembly 2, a slide guide rail unit 3, a drive unit 4, an upper cover assembly 5, and an adjustment rod assembly 6; the fixed guide rail assembly 2 It is connected with the base unit 1 by screws; the sliding guide rail unit 3 is installed in cooperation with the fixed guide rail assembly 2; the drive unit 4 is installed and fixed on the upper cover assembly 5, and the upper cover assembly 5 is connected with the base unit 1 .

[0039] The base unit 1 includes a base 1-1, a locking adjusting plate 1-2, and a locking adjusting plate fixing screw 1-3; the lo...

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Abstract

A precise linear drive device with a clamped stator is provided to solve the problems of the current piezoelectric stick-slip linear drive device with small stroke, no self-centering function, and obvious displacement retreat. The invention consists of a base unit, a fixed guide rail assembly, a sliding guide rail unit, a driving unit, an upper cover assembly, and an adjusting rod assembly. The fixed guide rail assembly and the base unit are connected by screws, the sliding guide rail unit is installed with the fixed guide rail assembly, and the driving unit Install on top cover assemblies and connect them to the base unit through adjustment rod assemblies. Through the structural design of the driving device, the present invention realizes the comprehensive control of the friction force in the driving stage and its self-centering function, which significantly improves the positioning accuracy of the linear driving device and reduces the displacement retreat; it can be widely used in micro-nano precision driving such as semiconductor processing. and positioning technology.

Description

technical field [0001] The invention relates to a precision linear drive device with a clamping stator, belonging to the technical field of micro-nano precision drive and positioning. Background technique [0002] With the rapid development of ultra-precision machining and manufacturing, traditional driving devices are large in size and have limited positioning accuracy, such as worm gears, gear drives, screw nuts, etc., which are difficult to meet the requirements of modern advanced manufacturing fields. The piezoelectric stick-slip driving device has the advantages of compact structure, high positioning accuracy, less heat generation, large output force, fast response speed, and no electromagnetic interference. It is widely used in the fields of ultra-precision machining, biomedical, aerospace, and life science It has a wide application prospect and is one of the research hotspots in the field of precision special drive technology in recent years. [0003] Precision drive...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02N2/02H02N2/04
CPCH02N2/02H02N2/04
Inventor 程廷海乔广达高强于洋卢晓晖张晓松李义康徐毓鸿
Owner CHANGCHUN UNIV OF TECH