Progressive die punch forming machining device and machining method for U-shaped part with hole

The invention discloses a progressive die punch forming machining device and method for a U-shaped part with a hole. The machining device comprises an upper die, a lower die, a reciprocating driver and a progressive feeder. The upper die comprises an upper die base, an upper padding plate, an upper...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	LIN RISHENG
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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