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Rapid detection device for caliper internal channel defects

A detection device and internal groove technology, which is applied in the direction of optical testing of flaws/defects, analysis of materials, instruments, etc., can solve problems such as rapid detection of internal groove defects, and achieve high work efficiency and accurate judgment

Inactive Publication Date: 2016-08-03
HANGZHOU WOLEI INTELLIGENT TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to solve the problem of rapid detection of groove defects in automobile parts, and propose a device based on machine vision that uses prism optical refraction and plane vision conversion

Method used

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  • Rapid detection device for caliper internal channel defects
  • Rapid detection device for caliper internal channel defects

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Embodiment Construction

[0016] The present invention and the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings.

[0017] Such as figure 1 , 2 As shown, the rapid detection device for groove defects in the caliper includes a workbench 1, a lifting mechanism 2, an image acquisition mechanism 3, a carrying mechanism 4, and an image display mechanism 5. The lifting mechanism 2 is arranged on the rear side of the upper surface of the workbench 1. Including a screw rod arranged in a vertical direction, a lifting block 22 is mounted on the screw rod 21, a support arm 23 is installed at the front end of the lifting block 22, and the lifting block 22 moves up and down with the rotation of the screw rod 21;

[0018] Described image acquisition mechanism 3 is located at support arm 23 ends, comprises industrial camera 31, and support arm 23 ends are equipped with rectangular mounting plate 32, and describ...

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Abstract

The invention discloses a rapid detection device for caliper internal channel defects. The device comprises a workbench, a lifting mechanism, an image collection mechanism, a bearing mechanism and an image display mechanism. The lifting mechanism comprises a vertically-arranged screw rod and a lifting block. A supporting arm is installed at the front end of the lifting block. The image collection mechanism comprises an industrial camera. The lens of the industrial camera is vertical downwards. A light source is installed below a right-angle installation frame. A prism suspension is further arranged. A total reflection prism is installed at the bottom end. The bearing mechanism comprises a base. A rotary table is installed on the base. A sliding table is installed on the surface of the rotary table. A caliper jig for fixing a caliper sample piece is arranged on the upper surface of the sliding table. The image display mechanism comprises a display for image display. A three-dimensional annular image is converted into an annular plane image by adopting prismatic refraction, surface features of an internal channel can be seen clearly through the magnified annular image, defect detection is performed, and the rapid detection device has the advantages of being high in working efficiency, accurate in judgment and the like, and is suitable for large assembly line assembly operation.

Description

technical field [0001] The invention belongs to the field of automobile manufacturing, and relates to an automatic detection device, in particular to a rapid detection device for groove defects in a caliper. Background technique [0002] The quality of the caliper is the key to determine the quality of the car's braking performance and the safety of the car. In the machining and manufacturing industry, due to the characteristics of the material itself and the influence of the processing process, the calipers will have various defects such as blisters and vibration lines. These defects will damage the sealing performance of the calipers and cause the performance of the braking system to fail. Thereby causing the safety hazard of automobile. At the same time, the accuracy and life of the equipment will be reduced. However, the defect detection of the groove in the caliper requires high technical requirements. At present, domestic detection of groove defects in calipers ma...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N21/88
CPCG01N21/88G01N2201/061
Inventor 郭斌丛宪东陈淑娴范伟军陆艺罗哉胡晓峰
Owner HANGZHOU WOLEI INTELLIGENT TECH
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