Punch guiding apparatus and stripper plate used therefor
US6311594A · kind A · utility
8Cited by
12References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 28, 1998 |
| Grant date | Nov 6, 2001 |
| Priority date | — |
| Expiry date | Dec 28, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/9476
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A punch guiding apparatus includes: a cylindrical punch guide to be vertically movably supported into a punch holder; a stripper plate is detachably mounted to a forward end portion of the cylindrical punch guide; and a ring-shaped fixture. In the construction, the fixture has a ring shape that both ends are brought into contact with or close to each other. Furthermore, the fixture has a non-circular shape in which it has a plurality of elastically deformed portions which are urged and come in contact with an inner peripheral surface of the punch guide so as to be enlarged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.