Spanner and method of manufacturing the same
By using a holding fixture and a flat grinding surface to remove burrs from wrenches, the problem of long processing time and high cost caused by misalignment in existing technologies is solved, enabling fast and efficient wrench manufacturing.
CN122442553APending Publication Date: 2026-07-24INFAR IND CO LTD
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Patent Information
- Application Number
- CN202511051234.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Priority Date
- 2025-01-22
- Filing Date
- 2025-07-29
- Publication Date
- 2026-07-24
Smart Images
Figure CN122442553A_ABST
Abstract
The present application provides a manufacturing method of a wrench, which is suitable for deburring a workpiece with a wrench rough shape, the workpiece comprising an upper end surface, a lower end surface opposite to the upper end surface, and a punching hole extending from the upper end surface to the lower end surface, the punching hole and the upper end surface or the lower end surface have burrs, and the manufacturing method comprises: fixing the workpiece by a holding tool; and removing the burrs by a flat grinding surface of a grinding element. Thus, the burrs can be quickly removed without element alignment.
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