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Apparatus for specially measuring length of electrically-driven shaft

A technology of measuring equipment and electric drive shaft, applied in the direction of measuring devices, optical devices, instruments, etc., can solve the problems of affecting use, high cost, low measuring efficiency, etc., and achieve the effects of high precision, low cost and simple structure

Inactive Publication Date: 2016-03-02
JIANGSU SUN WAY GRP FEIDA CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The segment length measurement of the electric drive shaft generally requires the use of a three-coordinate measuring instrument, and the three-coordinate measuring instrument needs to be used in a special place, and the measurement efficiency is low and the cost is high, which directly affects its use in the production site

Method used

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  • Apparatus for specially measuring length of electrically-driven shaft

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Embodiment Construction

[0014] In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0015] figure 1 It is a schematic diagram of the structure of the present invention, the special measuring equipment for the length of the electric drive shaft section includes a positioning plate 1, a clamping part and a measuring part installed on the positioning plate 1; the clamping part includes an axial The backing 2, the first equal-height block 3 and the fixing part, wherein the first high block 3 is used for equal-height positioning of the electric drive shaft to be tested, so as to ensure that the axis of the electric drive shaft to be tested is parallel to the surface of the positioning plate ; The axial backing 2 and the fixing piece are used to clamp the electric drive shaft to be tested to prevent it from shaking dur...

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Abstract

The invention discloses an apparatus for specially measuring the length of an electrically-driven shaft. The apparatus comprises a positioning flat, a clamping portion, and a measuring portion, wherein the clamping portion and the measuring portion are installed on the positioning flat. The clamping portion comprises an axial back, first equal-height blocks, and a fixing part. The measuring portion comprises a moving device and a scale. The moving device comprises a linear guide rail, a sliding block, a measuring rod, a rotating shaft, a connection board, and a reading head. The invention provides the high-precision, wide-range, and economical method and apparatus for specially measuring the lengths of batch-produced electrically-driven shafts of new-energy vehicles.

Description

technical field [0001] The invention relates to the field of new energy passenger cars, in particular to a special measuring device for the length of an electric drive shaft section. Background technique [0002] The segment length measurement of the electric drive shaft generally requires the use of a three-coordinate measuring instrument, and the three-coordinate measuring instrument needs to be used in a special place, and the measurement efficiency is low and the cost is high, which directly affects its use in the production site. Contents of the invention [0003] Aiming at the above problems, the present invention provides a special measuring device for the length of the electric drive shaft section. The special measuring device for the length of the electric drive shaft section has a simple structure and low cost, and can meet the requirements of rapid measurement on the production site. [0004] According to the technical solution of the present invention: a specia...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01B11/02
Inventor 杨进朱维东杨煜朱婷
Owner JIANGSU SUN WAY GRP FEIDA CO LTD