Perforating device for advertisement production

The utility model discloses a punching device for advertisement manufacturing, which comprises a bottom plate, sliding grooves are symmetrically formed in the top of the bottom plate, L-shaped plates are symmetrically arranged at the top of the bottom plate, a positioning frame is arranged at the to...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	YAO QIANLIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CUTTING CUTTING-OUT DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING HAND CUTTING TOOLS PERFORATING PERFORMING OPERATIONS PUNCHING SEVERING SEVERING BY MEANS OTHER THAN CUTTING STAMPING-OUT TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model discloses a punching device for advertisement manufacturing, which comprises a bottom plate, sliding grooves are symmetrically formed in the top of the bottom plate, L-shaped plates are symmetrically arranged at the top of the bottom plate, a positioning frame is arranged at the tops of the L-shaped plates, a positioning mechanism is arranged in the positioning frame, the positioning mechanism comprises a first adjusting groove, and a second adjusting groove is formed in the first adjusting groove. First adjusting grooves are symmetrically formed in the inner wall of the positioning frame, first adjusting blocks are slidably connected to the interiors of the two first adjusting grooves, a first positioning plate is rotatably connected between the two first adjusting blocks, and second adjusting grooves are symmetrically formed in the side, perpendicular to the first adjusting grooves, of the inner wall of the positioning frame; and second adjusting blocks are slidably connected into the two