发明名称 |
DRILLING MACHINE FOR TABULAR OR DISCOID WORK |
摘要 |
A machine for boring a hole in a plate workpiece comprises a support, a lower clamp arm carried on this support and having an upper clamp surface adapted to support the workpiece, an upper clamp arm carried on the support and having a vertically displaceable lower clamp surface adapted to press the workpiece down against the upper clamp surface, a lower drill arm pivotal about a horizontal axis on the support and having an outer end provided with an upwardly directed boring tool, and an upper drill arm pivotal about a horizontal axis on the support and having an outer end provided with a downwardly directed boring tool. Respective motors in the support for the machine pivot the arms and rotate the tools. |
申请公布号 |
JPS5783310(A) |
申请公布日期 |
1982.05.25 |
申请号 |
JP19810142594 |
申请日期 |
1981.09.11 |
申请人 |
FURATSUHAGURAASU AG DEROOKU DETAAKU |
发明人 |
RUUDORUFU ETSUKARUTO;HORUSUTO FURIIRINGUSUDORUFU |
分类号 |
B23B41/00;B23B39/00;B23B39/16;B28D1/04 |
主分类号 |
B23B41/00 |
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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