发明申请
- 专利标题: METHOD FOR PRODUCING A MACHINING TOOL AND MACHINING TOOL
- 专利标题(中): 生产加工工具和加工工具的方法
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申请号: US15214909申请日: 2016-07-20
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公开(公告)号: US20170021434A1公开(公告)日: 2017-01-26
- 发明人: HERBERT RUDOLF KAUPER
- 申请人: KENNAMETAL INC.
- 优先权: DE102015213755.4 20150721
- 主分类号: B23C5/16
- IPC分类号: B23C5/16 ; B23B51/02
摘要:
In order to achieve a long service life for a machining tool, in particular for a solid carbide drill, it is provided with a special wear protection coating. In a first method step, in order to form this coating, a first layer made of a first material is applied in the region of a cutting edge and in the adjoining surface regions, and specifically, a flank face and a rake face. In a second step, the applied first material of the first layer is selectively removed at least partially, and preferably completely, only in the region of the cutting edge. Finally, in a third method step, a second layer made of a second wear-resistant material is applied both to the cutting edge and to the face regions. In this way, a coating having a high overall thickness in the face regions is made possible, without the risk of cracking.
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