PART-HOLDING DEVICE AND MACHINE TOOL PROVIDED WITH SAID PART-HOLDING DEVICE

摘要

A part-holding device obtained from a holding section (63) for holding an object to be held and a main body (62) detachably connected to said holding section (63) is equipped with: a first surface (73), second surface (74), and third surface (72) provided on the main body (62) and having mutually differing directions; a first abutting surface (101), second abutting surface (102) and third abutting surface (100) provided on the holding section (63) and capable of abutting the first surface (73), second surface (74) and third surface (72), respectively; a pressing means (80) for pressing the holding section (63) so as to abut the first abutting surface (101) against the first surface (73) and abut the second abutting surface (102) against the second surface (74); and a fixing means (90) for abutting the third abutting surface (100) against the third surface (72) and fixing the holding section (63) to the main body (62).