发明名称 |
CUTTING INSERT AND ROTARY CUTTING TOOL WITH REPLACEABLE BLADE EDGE |
摘要 |
The present invention provides a cutting insert (1) including a cutting edge having an involute-curve approximate shape. A cutting edge (18) is formed so as to wholly take on a first curved shape with a first curvature radius when the cutting insert is viewed from the end surface, and is formed so that a large part of the cutting edge (18) takes on a second curved shape with a second curvature radius when the cutting insert is viewed from the side surface. |
申请公布号 |
EP2939780(A1) |
申请公布日期 |
2015.11.04 |
申请号 |
EP20130868389 |
申请日期 |
2013.12.26 |
申请人 |
TUNGALOY CORPORATION |
发明人 |
BHAGATH KEDAR SURESH;SHINJYO YUJI;SAITOH ISAMU |
分类号 |
B23F21/14;B23C5/08;B23C5/20 |
主分类号 |
B23F21/14 |
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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