| 摘要 |
PCT No. PCT/JP93/00111 Sec. 371 Date Sep. 28, 1993 Sec. 102(e) Date Sep. 28, 1993 PCT Filed Jan. 29, 1993 PCT Pub. No. WO93/14901 PCT Pub. Date Aug. 5, 1993.An automatic tool changer for a machine tool comprises a first cam (CS) for swinging a turret (38) by cooperation with a first cam roller (21) mounted on a back face of the turret (38); a second cam (CL) for raising and lowering the turret (38) with respect to the spindle head in a direction along a central axis of the spindle of the machine tool; and a link (6, 8, 14, 16) having a second cam roller (22) cooperating with the second cam (CL), the link raising or lowering the turret (38) with respect to the spindle when the turret (38) is swung by the cooperation between the first cam (CS) and the first cam roller (21) in order to reduce the shock generated at the spindle and the turret (38) at the tool change.
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