发明名称 |
Cutting tool for rough and finish milling |
摘要 |
A milling cutter (10) comprises a cutter body (12) having at least two operational annular rings (13, 14). An outer ring (13) is provided for rough milling and includes a plurality of cutting inserts spaced about the periphery of the cutter body. Positioned radially inward of the outer ring (13) is at least one ring (14) comprises a coating of abrasive material. As a result, a workpiece can be both tough and finish milled by a single milling cutter (10) with the rough cutting inserts (18) and the abrasive material.
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申请公布号 |
US7802945(B2) |
申请公布日期 |
2010.09.28 |
申请号 |
US20040666526 |
申请日期 |
2004.02.26 |
申请人 |
KENNAMETAL INC. |
发明人 |
SHEFFLER GLENN W.;HYATT GREGORY A.;PRICHARD PAUL D.;ANDRAS LINN R. |
分类号 |
B23B27/14;B23C5/00;B23C5/06;B23C5/24;B24D7/18;B27G13/00;B27G13/08;B27G13/10 |
主分类号 |
B23B27/14 |
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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