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High-precision two-dimensional static pressure movement system combining straight axle and revolving axle

A motion system and rotary axis technology, applied in the field of precision engineering, can solve problems such as difficulty in assembly and adjustment, influence on working accuracy, and errors, and achieve the effects of reduced links, high precision, and small comprehensive errors

Active Publication Date: 2019-01-08
HARBIN INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0011] (2) Difficult to install and adjust
In the prior art, the linear axis and the rotary axis are connected and adjusted by means of screw connection, but this installation and adjustment process will have certain difficulties and eventually lead to a large error, which will have a large impact on the working accuracy. influences

Method used

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  • High-precision two-dimensional static pressure movement system combining straight axle and revolving axle
  • High-precision two-dimensional static pressure movement system combining straight axle and revolving axle
  • High-precision two-dimensional static pressure movement system combining straight axle and revolving axle

Examples

Experimental program
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Effect test

specific Embodiment approach 1

[0044] A high-precision two-dimensional hydrostatic motion system combined with a linear axis and a rotary axis, characterized in that it includes a linear axis and a rotary axis, and the linear axis includes a base 1, an upper thrust plate 3, a lower thrust plate 4, a side Thrust plate 5, transition slider 6, connecting plate 10, two end face connecting plates 11 and at least one linear motor 12; the rotary shaft includes workbench 2, circular slider 7, torque motor connecting column 8 and torque motor 9; The transition slider 6 is placed between the upper thrust plate 3 and the lower thrust plate 4, the two side thrust plates 5 are located on any two opposite sides of the transition slider 6, and the side thrust plates The upper and lower ends of 5 are respectively fixed on the upper thrust plate 3 and the lower thrust plate 4 by screws; The protrusion of 2 passes through the central hole provided on the upper thrust plate 3 and is threadedly connected with the circular slid...

specific Embodiment approach 2

[0046] A high-precision two-dimensional hydrostatic motion system combined with a linear axis and a rotary axis, characterized in that it includes a linear axis and a rotary axis, and the linear axis includes a base 1, an upper thrust plate 3, a lower thrust plate 4, a side Thrust plate 5, transition slider 6, connecting plate 10, two end face connecting plates 11 and at least one linear motor 12; the rotary shaft includes workbench 2, circular slider 7, torque motor connecting column 8 and torque motor 9; The transition slider 6 is placed between the upper thrust plate 3 and the lower thrust plate 4, the two side thrust plates 5 are located on any two opposite sides of the transition slider 6, and the side thrust plates The upper and lower ends of 5 are respectively fixed on the upper thrust plate 3 and the lower thrust plate 4; The protrusion passes through the central hole provided on the upper thrust plate 3 and is threadedly connected with the circular slider 7, and the t...

specific Embodiment approach 3

[0049] A high-precision two-dimensional hydrostatic motion system combined with a linear axis and a rotary axis, characterized in that it includes a linear axis and a rotary axis, and the linear axis includes a base 1, an upper thrust plate 3, a lower thrust plate 4, a side Thrust plate 5, transition slider 6, connecting plate 10, two end face connecting plates 11 and at least one linear motor 12; the rotary shaft includes workbench 2, circular slider 7, torque motor connecting column 8 and torque motor 9; The transition slider 6 is placed between the upper thrust plate 3 and the lower thrust plate 4, the two side thrust plates 5 are located on any two opposite sides of the transition slider 6, and the side thrust plates The upper and lower ends of 5 are respectively fixed on the upper thrust plate 3 and the lower thrust plate 4; The protrusion passes through the central hole provided on the upper thrust plate 3 and is threadedly connected with the circular slider 7, and the t...

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Abstract

In order to improve the assembly precision of a static pressure platform, the invention records a high-precision two-dimensional static pressure movement system combining a straight axle and a revolving axle. The high-precision two-dimensional static pressure movement system comprises a base, a workbench, an upper thrust plate, a lower thrust plate, a transition sliding block, a round sliding block and the like, wherein the transition sliding block is arranged between the upper thrust plate and the lower thrust plate; the upper end and the lower end of a side thrust plate are respectively fixed to two sides of the upper thrust plate and the lower thrust plate; the round sliding block is arranged in a central hole in the transition sliding block; the bulge of the workbench penetrates through the central hole of the upper thrust plate to be connected with the round sliding block; a torque motor connection column penetrates through the central hole of the lower thrust plate to be connected with the round sliding block; a torque motor is mounted on the torque motor connection column and is placed in the central hole of a connecting plate in a matching manner; the upper end and the lower end of an end surface connecting plate are respectively fixed to the transmission sliding block and the connecting plate; the connecting plate is connected with the lower thrust plate through a linear motor; the lower thrust plate is fixed to the base. The high-precision two-dimensional static pressure movement system disclosed by the invention belongs to the technical field of precision engineering, and has the advantages of being small in comprehensive error, high in precision, and low in mounting and adjusting difficulty.

Description

technical field [0001] The invention belongs to the technical field of precision engineering, and in particular relates to a high-precision two-dimensional static pressure motion system combined with a linear axis and a rotary axis. Background technique [0002] High-precision motion systems are one of the key components in the fields of optoelectronic technology, material processing and measurement. In recent years, with the rapid development of precision engineering, microelectronics technology, aerospace, bioengineering and other disciplines, high-precision motion systems occupy an extremely important position in modern cutting-edge industrial production and scientific research fields, and their motion accuracy directly affects the equipment For example, in precision and ultra-precision machining, to ensure the high precision of the shape and size of the part and the ultra-smooth processing surface, in addition to the high-precision optimized process and ultra-stable proc...

Claims

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Application Information

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IPC IPC(8): F16C32/06
CPCF16C32/0603
Inventor 史德权孙涛王哲
Owner HARBIN INST OF TECH
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