Device for punching plastic materials
First Claim
1. An apparatus for punching plastics, in particular for producing plug-in punchings for smart cards (1), whereby the stamping punch (10) cooperates with a die-plate or support and the plastic (1) to be punched is disposed between the stamping punch (10) and the support or die-plate, characterized in that the cutting edge of the stamping punch (10) has a punching angle smaller than 90°
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Accused Products
Abstract
The invention relates to an apparatus for punching plastics, in particular for producing plug-in punchings for smart cards, whereby the stamping punch cooperates with a die-plate and the plastic to be punched is disposed between the stamping punch and the die-plate. In order to avoid disadvantages with respect to the quality of the punched edges, the cutting edge of the stamping punch is formed according to the invention so as to have a punching angle smaller than 90°.
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Citations
5 Claims
- 1. An apparatus for punching plastics, in particular for producing plug-in punchings for smart cards (1), whereby the stamping punch (10) cooperates with a die-plate or support and the plastic (1) to be punched is disposed between the stamping punch (10) and the support or die-plate, characterized in that the cutting edge of the stamping punch (10) has a punching angle smaller than 90°
Specification