Positioning device for producing inner portal frame

The utility model discloses a positioning device for producing an inner portal, which comprises a base, a channel steel positioning part and a top beam positioning part, wherein the channel steel positioning part and the top beam positioning part are positioned on the base; the channel steel positio...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BAI QIAN, XU HONGJUN, GAO QUANSHENG, PAN ZHIQIANG, ZHANG YU, SUN ANZHEN, YANG SHILE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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