发明名称 |
Grinding apparatus for buttons on rock drill bit |
摘要 |
The present invention relates to grinding apparatus for grinding the hard metal inserts of rock drill bits, said grinding apparatus having a grinding machine carried on an support system that provides a feed pressure for said grinding machine during grinding, said grinding machine equipped with a grinding pin driven by motor to rotate about its longitudinal axis wherein the grinding cup is rotated at variable speeds and the support system provides a variable feed pressure. |
申请公布号 |
SE0402537(D0) |
申请公布日期 |
2004.10.19 |
申请号 |
SE20040002537 |
申请日期 |
2004.10.19 |
申请人 |
CME BLASTING & MINING EQUIPMENT LTD |
发明人 |
BJOERN SJOELANDER;BO THOMAS SJOELANDER;ROBERT SJOELANDER |
分类号 |
B24B3/33;B24B27/04;(IPC1-7):B24B27/04 |
主分类号 |
B24B3/33 |
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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