发明名称 |
CUTTING INSERT AND MILLING TOOL |
摘要 |
The invention relates to a cutting insert (10) with 8 usable cutting edges and with large longitudinal surfaces, each comprising a protruding rib (20) in the center along their longitudinal axes. The cutting edges (13) defining said longitudinal surfaces form an angle of 70°<(90°-beta)<90° with their respective ends and the short rounded edges (14) of the upper and lower surfaces (11, 12). According to the invention, milling tools are fitted with a plurality of such cutting inserts. |
申请公布号 |
EP0958085(A1) |
申请公布日期 |
1999.11.24 |
申请号 |
EP19980909329 |
申请日期 |
1998.02.03 |
申请人 |
WIDIA GMBH |
发明人 |
HEINLOTH, MARKUS;GESELL, REINHOLD;BAER, JUERGEN |
分类号 |
B23C5/20;(IPC1-7):B23C5/20 |
主分类号 |
B23C5/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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