| 摘要 |
PURPOSE: A jaw fixing device for processing a shelf jaw is provided to support force that a soft jaw is widen to the outside in the outside of the soft jaw, thereby preventing dithering in machining. CONSTITUTION: A jaw fixing device for processing a shelf jaw comprises a ring(10) and an adjusting screw(11). The ring is installed around the outside of a soft jaw. The ring has a plurality of screw holes(9) penetrated toward the center. The adjusting screw is fastened to the screw hole. A soft jaw insertion hole is formed in the part in which the screw hole is formed in the inside of the ring.
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