发明名称 |
A method for manufacturing small diameter hardened piercing tools has a cylindrical shaft and head with a hard cap soldered together prior to machining |
摘要 |
<p>The tool blank comprises a shaft (3) with a top surface (11) perpendicular to the axis (13) and having one or more grooves (15) crossing the centre and a head piece (5) having a corresponding face (17) by which it is soldered to the shaft and an upper surface (23) to which a hardened cap (21) is fitted prior to a machining operation.</p> |
申请公布号 |
DE102005041331(A1) |
申请公布日期 |
2007.03.01 |
申请号 |
DE20051041331 |
申请日期 |
2005.08.29 |
申请人 |
MAPAL FABRIK FUER PRAEZISIONSWERKZEUGE DR. KRESS KG |
发明人 |
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分类号 |
B23B51/00;B23C5/00;B23D77/00 |
主分类号 |
B23B51/00 |
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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