一种缓速器壳体三坐标检测定位夹具

By designing a coordinate measuring machine (CMM) positioning fixture for retarder housing, and utilizing the rotatable connection and elastic support between the clamping rod and the positioning table, combined with a press-fit ball plunger and positioning pin, the problems of micro-movement and inconvenient operation of the retarder housing in CMM detection are solved, achieving stable and reliable clamping and efficient measurement.

CN224517726UActive Publication Date: 2026-07-17SHAANXI FAST AUTO DRIVE GRP CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHAANXI FAST AUTO DRIVE GRP CO LTD
Filing Date
2025-06-18
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The retarder housing is prone to slight displacement during coordinate measuring machine (CMM) testing, making it difficult to complete the measurement in one orientation. This results in low measurement efficiency and large errors. Existing clamping devices are inconvenient to operate and unreliable.

Method used

A coordinate measuring and positioning fixture for retarder housing was designed, including a positioning stage, a positioning mechanism, a limiting mechanism, and a clamping mechanism. The clamping mechanism utilizes a clamping rod that is rotatably connected to the positioning stage for clamping. Combined with elastic support and limiting support, stable positioning and clamping are achieved through a press-fit ball plunger and a positioning pin.

Benefits of technology

This achieves reliable positioning and stable clamping of the retarder housing, reduces measurement errors, improves measurement efficiency and ease of operation, and meets the needs of actual operations.

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Abstract

本实用新型涉及缓速器壳体检测技术领域,具体涉及一种缓速器壳体三坐标检测定位夹具,包括定位台、定位机构、限位机构和夹持机构;所述定位机构和限位机构设置在定位台上,所述夹持机构包括夹持杆、转接座和夹持块;所述夹持杆的底部通过转接座与定位台转动连接,所述夹持块设置在夹持杆的顶部,夹持块朝向定位机构所在端面;通过在定位台上设置夹持机构,利用夹持杆与定位台转动连接的方式,使得缓速器壳体在定位时,夹持杆带动夹持块对缓速器壳体的背部进行夹持,从而实现对缓速器壳体的可靠定位,避免松动。
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