| 摘要 |
1. Punching die, consisting of a head plate and attached punch plate with mounted punches, where punches are mounted in the sleeves, characterised in that sleeves (4, 9) are of graded inner and outer diameters and they are set by their greater diameter in a graded passage of the head plate (1) and by their lesser diameter in the punch plate (3), while punch (5, 8) has its holder mounted in the broader part of the sleeve (4, 9), while punch (5, 8) leans on a lock nut (6) with a port hole or on a head plate's passage grade (1).<IMAGE>
|
