发明名称 |
Gängskär för gängsvarvning |
摘要 |
A thread cutting insert comprises a center portion and a plurality of cutting corners project outwardly from the center portion. Each cutting corner comprises a pair of outwardly converging cutting edges which are joined together by a curved tip. Each cutting corner includes a chipbreaking protrusion extending upwardly higher than the upper face of the center portion of the insert. The protrusion includes a front portion facing the tip, and a pair of upwardly converging sides. The front portion and sides are spacially confined to the cutting corner. |
申请公布号 |
SE9302945(D0) |
申请公布日期 |
1993.09.10 |
申请号 |
SE19930002945 |
申请日期 |
1993.09.10 |
申请人 |
SANDVIK AB |
发明人 |
OLLE *LINDSTROEM;HAAKAN *ERICKSSON |
分类号 |
B23B27/16;B23B27/06;B23B27/14;B23B27/22;B23G5/02 |
主分类号 |
B23B27/16 |
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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