| 摘要 |
PROBLEM TO BE SOLVED: To prevent the breakage accident of a mold by detecting that the mold is equipped to the magazine hand at the regular position. SOLUTION: The punching work is performed by cooperation with the punch and die of upper and lower parts of the turret which are indexed on the work station, on the other hand, the punch which should be detachably substituted to the upper and lower parts of the turret which are indexed on the mold changed station and the many magazine hands 59 and 61 having the attaching mold part 97 which supports the die are circulated. Thereby, the desired punch and the die are substituted to the upper part and lower part of the turret detachably with exchange equipment of the mold. At this time, the punch holder 21 or die holder 23 are equipped with the attaching part of the mold with magazine hands, and at least three or more detection equipments are installed in the attaching part 97 of the mold, when at least one of 99A-99D is OFF, the operation of the machine is stopped judging from the punch or the die is out of the proper position.
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