- 专利标题: WELDING ELECTRODE CUTTING TOOL AND METHOD OF USING THE SAME
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申请号: US15418771申请日: 2017-01-29
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公开(公告)号: US20170225263A1公开(公告)日: 2017-08-10
- 发明人: David R. Sigler , Blair E. Carlson , Michael J. Karagoulis , James G. Schroth
- 申请人: GM Global Technology Operations LLC
- 主分类号: B23K11/30
- IPC分类号: B23K11/30 ; B23B5/16
摘要:
A cutting tool that can simultaneously cut and restore asymmetric weld face geometries of two welding electrodes that are subject to different degradation mechanisms is disclosed along with a method of using such a cutting tool during resistance spot welding of workpiece stack-ups that include dissimilar metal workpieces. The cutting tool includes a first cutting socket and a second cutting socket. The first cutting socket is defined by one or more first shearing surfaces and the second cutting is defined by one or more second shearing surfaces. The first shearing surface(s) and the second shearing surface(s) are profiled to cut and restore a first weld face geometry and a second weld face geometry, respectively, that are different from each other upon receipt of electrode weld faces within the cutting sockets and rotation of the cutting tool.
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