Automatic punching and feeding device for tunnel steel arch connecting plate

The utility model relates to an automatic punching and feeding device for a tunnel steel arch connecting plate. At the present stage, when punching is conducted on a tunnel arch frame connecting plate, punching is conducted one by one in a manual handheld mode, and potential safety hazards exist in...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GONG PEIJI, LYU JIAN, CU BAOPING, SONG XIAOJUN, XUE BIN, WANG XIAOWEN, MA XIAOLI, JIANG FENGTIAN, YANG JUN, DOU TAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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