发明名称 HOLD-DOWN DEVICE FOR A PUNCHING DIE AND METHOD FOR PUNCHING OUT AN OPENING OR FOR CUTTING OFF A PLURALITY OF LAYERS OF A CARTON, CORRUGATED BOARD OR THE LIKE
摘要 A hold-down device (10; 10a) for a punching die (100), wherein the punching die (100) comprises at least one punching or cutting blade (12; 33) which is movable up and down and which serves for punching out an opening (1) or for cutting off a plurality of layers (4 to 6) of a carton, a corrugated board (7) or the like, wherein the punching or cutting blade (12; 33), when interacting with the carton or the corrugated board (7) or the like, compresses the carton or corrugated board (7) or the like, wherein the hold-down device (10; 10a) is arranged at a distance from the at least one punching or cutting blade (12; 33), wherein the hold-down device (10; 10a) is arranged to be movable up and down and wherein the hold-down device (10; 10a), during its downward movement, comes into operative connection with the carton or the corrugated board (7) or the like and moves at least the topmost layer (4) in the direction of the at least one punching or cutting blade (12; 33).
申请公布号 US2011271808(A1) 申请公布日期 2011.11.10
申请号 US201113101699 申请日期 2011.05.05
申请人 发明人 VOSSEN FRANZ
分类号 B21D45/08;B26D7/01 主分类号 B21D45/08
代理机构 代理人
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