Punch press, method of replacing punch and die for punch press, and punch system
US7900543B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2001 |
| Grant date | Mar 8, 2011 |
| Priority date | — |
| Expiry date | Oct 29, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/9425
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A punch press provided with a punch and die set taking-out/taking-in apparatus 291; a punch taking-out/taking-in arm 367 for performing taking-out/taking-in of a punch P; and a die taking-out/taking-in arm 369 for performing taking-out/taking-in of a die D, wherein taking-out/taking-in of many punches P, dies D accommodated in a punch and die set accommodating portion 282 of a rack 283 is performed by pivoting a punch holding arm 279 which holds a punch P and a die holding arm 281 which holds a die D in a punch and die set exchanging apparatus 23 forward or backward; and delivery of a die is performed between the punch and die set taking-out/taking-in apparatus 291 and the punch and die set exchanging apparatus 23.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.