| 摘要 |
PROBLEM TO BE SOLVED: To provide a press die capable of performing the bending without generating any crack or wrinkle on a curved part. SOLUTION: A slit blade 24 is provided on a press die. During the pressing, a slit 10a is formed in a scrap part S of a metal plate 10 by the slit blade 24 as a movable side 20 is lowering, and the bending by a bending blade 22 is completed. COPYRIGHT: (C)2010,JPO&INPIT
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