| 摘要 |
PROBLEM TO BE SOLVED: To make a centering work of dies in the prior art unnecessary by automatically conducting the centering adjustment in molding by a press machine device. SOLUTION: The press machine device is constituted of a combination of a movable male die 1 fitted into a punch holder 3 and a fixed female die 2 fitted into a die block 4, and molds a workpiece placed between both the dies by pressing the punch holder 3 from the back thereof to move the punch holder 3 and the male die 1 to the female die 2, wherein a pair of guides 10 and 10' are provided on engagement surfaces of the male die 1 and the female die 2 respectively, and a space S is made in at least one of the fitting part of the male die 1 and the punch holder 3, and the fitting part of the female die 2 and the die block 4, so that the centering is conducted along the guides 10 and 10' by moving the dies when the workpiece is molded. COPYRIGHT: (C)2009,JPO&INPIT
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