Device used in the manufacture of cardboard blanks in the folding box industry for punching flat packaging elements comprises a layer of magnetic material arranged between the surface of a supporting punch plate and a cardboard sheet

摘要

Device for punching flat packaging elements, etc. such as sheets (30) of paper, card or corrugated card comprises punching tools (14) protruding from a punch form (10) as a form or separating element. The sheets arranged on a supporting punch plate (20) are assigned to the tool tips or cutting edges (16) of the punching tools. A layer (26) of magnetic material is arranged between the surface (22) of the supporting punch plate and the sheet. Preferred Features: The layer is made of a magnetized plastic.