| 摘要 |
PROBLEM TO BE SOLVED: To prevent the breakage of a punching die by preventing the wear of a work holding part and the occurrence of strip miss caused by the adhesive material on an edge part. SOLUTION: A thrust load receiving part 7 is arranged on at least the surfaces 3, 4 in the longitudinal direction 2 near the edge part 18 at the end part of a punch body 31, and a guide part 8 for guiding the thrust load receiving part 7, is arranged to the work holding part 37 at the tip part of a punch guide 30 supporting this punch body 31. The clearance between the thrust load receiving part 7 at the punch body 31 side and the guide part 8 at the work holding part 37 side is smaller than the clearance between the punch body 31 and the punch guide 30. COPYRIGHT: (C)2004,JPO&NCIPI
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