ROTARY PUNCHING MACHINE FOR PUNCHING MATERIAL PIECE FROM SUBSTRATE

To provide a rotary punching machine which enables no problem removal of a chip from a substrate, transportation of the chip by a punching cylinder and discharge of the chip from a punching die or a punching cutter.SOLUTION: A rotary punching machine (2) provided with a punching cylinder (3) and an...

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Bibliographische Detailangaben
Hauptverfasser: BENJAMIN KRETH, REINHOLD HILLER, PHILIPP DOLEY, KUENDGEN ROLF, ROLF KUENDGEN
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a rotary punching machine which enables no problem removal of a chip from a substrate, transportation of the chip by a punching cylinder and discharge of the chip from a punching die or a punching cutter.SOLUTION: A rotary punching machine (2) provided with a punching cylinder (3) and an impression cylinder (4), in which the punching cylinder is connected to a suction pneumatic power source (7), and further, the punching cutter (10), which is located on the punching cylinder, has a closed shape (11), and a suction opening (12) inside the closed shape. The machine has a bulged or recessed first guide element (14) which guides suction air, and a cylinder packing (13) located on the impression cylinder is provided with a recessed or bulged second guide element (15) for guiding air.SELECTED DRAWING: Figure 1 【課題】被印刷物からの切れ端の問題のない除去、打抜き胴による切れ端の搬送および打抜き型もしくは打抜きカッターからの切れ端の排出を可能にする回転式打抜き機を提供することである。【解決手段】回転式打抜き機(2)であって、打抜き胴(3)と、圧胴(4)とが設けられており、打抜き胴は、吸込み空気源(7)に接続されており、さらに打抜き胴上に配置された、打抜きカッター(10)は、閉じた形状(11)と、閉じた形状の内側に吸込み開口(12)とを有しており、吸込み空気をガイドする、隆起したまたは窪んだ第1のガイドエレメント(14)を有し、圧胴に配置された胴張り(13)には、空気をガイドする、窪んだまたは隆起した第2のガイドエレメント(15)が設けられている。【選択図】図1