摘要 |
An automatic grinder for grinding a syringe needle point includes a holder for holding a tube to be ground, a grinder, a hold-angle changer to change the angle at which the tube is held, a device to change the angular alignment of the tube by rotating the tube about its axis, a grinding volume changer to change the spacing between the holder and the grinder, a reciprocator to reciprocate the tube holder relative to the grinder for carrying out a grinding operation, a space adjuster to compensate for wear of the grinding surface in the grinder, and a grinding controller for automatic coordination of these units according to a preset program.
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