A clamping tool for punching processing of automobile steel ring

By combining the base, tubular ring limiting component, and locking component, the problems of inaccurate positioning and uneven clamping in the drilling process of automotive steel rings are solved, achieving precise positioning and stable clamping, improving drilling accuracy and reducing scrap rate, and ensuring the surface quality and ease of operation of the steel rings.

CN224725505UActive Publication Date: 2026-09-08RUIWEI PRECISION METAL MFG (SHANGHAI) CO LTD
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Patent Information

Application Number
CN202522277629.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-28
Publication Date
2026-09-08
Estimated Expiration
2035-10-28

AI Technical Summary

Technical Problem

The current process of drilling holes in automotive steel rings suffers from problems such as inaccurate positioning and uneven clamping, resulting in large deviations in hole position, which affects assembly quality and increases scrap rate.

Method used

The design employs a combination of a base, a tubular annular limiting component, an annular fastening plate, and a locking component. The precise positioning and stable clamping of the automotive steel ring are achieved through the insertion of the tubular annular limiting component and the pressing of the locking component. The annular limiting groove and rounded corner design protect the surface of the steel ring.

Benefits of technology

It achieves precise positioning and stable clamping of automotive steel rings, improves drilling accuracy, reduces scrap rate, and ensures the surface quality and ease of operation of the steel rings.

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Abstract

The application discloses a clamping tool for punching processing of an automobile steel ring, which comprises a base, the base provides an installation platform for other components, and a first threaded hole is arranged at the center of the base; a tubular annular limiting piece is fixedly connected to the base and coaxially arranged with the base, and is used for inserting a target automobile steel ring in a clearance fit mode to ensure the stability of initial positioning; an annular fastening pressing plate is provided with a through hole at the center, and after the target automobile steel ring is initially positioned through the tubular annular limiting piece, the annular fastening pressing plate is pressed outside the target automobile steel ring; a locking piece is provided with an external thread structure, and after the locking piece penetrates through the through hole, the locking piece is screwed with the first threaded hole. The application aims to provide a clamping tool for punching processing of an automobile steel ring, so as to solve the problems of inaccurate positioning and uneven clamping during punching processing of the automobile steel ring in the prior art, improve the punching precision and product quality, and reduce the waste rate.
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