发明名称 |
Automatic bur grinding machine |
摘要 |
A bur grinding machine especially adapted to grind dental burs and including a turntable supporting a plurality of similar workheads having collets to support bur blanks; a plurality of grinding units mounted on a stationary base in circumferentially spaced locations around the periphery of said table and repsectively operable to perform different grinding operations in sequence upon the heads of bur blanks; means to index, rotate, and advance the collets of the workheads automatically at each grinding unit to form a plurality of teeth upon the bur blanks; means to index said table to advance the burs in the workheads to the next grinding unit; means to feed and accurately position bur blanks within the collets of the workheads; and means to control the cycle of the machine throughout.
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申请公布号 |
US4052821(A) |
申请公布日期 |
1977.10.11 |
申请号 |
US19760666848 |
申请日期 |
1976.03.15 |
申请人 |
DENTSPLY RESEARCH & DEVELOPMENT CORPORATION |
发明人 |
MCCANDLESS, WILLIAM;LEU, ROBERT F.;KRODER, ERNEST A.;TOMECEK, CHARLES J. |
分类号 |
B24B3/02;B24B27/00;(IPC1-7):B24B3/02;B24B3/60 |
主分类号 |
B24B3/02 |
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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