| 摘要 |
A mold holder (23) in a bending processing device in which an attachable and detachable punch and die which carry out bending processing on a plate shaped workpiece held in a work clamp are freely rotatable around an X axis, Y axis, and Z axis that are orthogonal to each other is provided with: an L-shaped mold mounting part (31) formed from an edge face contact surface (31A) that contacts a base edge face of a mold (29) and a side face contact surface (31B) that contacts a base edge side face of the mold (29); a mold holder main body (25) that is a mold holder main body (25) constituted attachably and detachably on the bending processing device and is provided with a swingable tightening member (37) that has, provided on a tip side thereof, a mold pressing part (35) that presses the side face of the metal mold in the direction of the side face contact surface and a cam accommodating recessed part (43) on a facing surface that is a base part of the mold holder main body (25) and faces the tightening member (37); and a cam member (45) that is a cam member (45) provided rotatably in the cam accommodating recessed part (43) for the swinging motion of the tightening member (37) and directly contacts the tightening member (37). |
