| 摘要 |
PROBLEM TO BE SOLVED: To provide a press working apparatus to surely insert both end parts of a cut work into a tie bar cut die. SOLUTION: Both side end parts 9a of a work 19 cut by a tie bar cut punch 10 of an upper die side and a tie bar cut punch 11 of a lower die side are held by protrusion parts 11a, 11b arranged in the tie bar cut die 11.
|
