Self drilling screw forming die

The utility model relates to the technical field of forming dies, in particular to a self drilling screw forming die, which adopts the technical scheme that the self drilling screw forming die comprises a first die and a second die, the first die comprises a first left die and a first right die, and...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HU ZHIHUI, GENG XIAOCHAO, ZHANG YAN, SANG YUNDE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS,WHEELS, RINGS, BARRELS, BALLS MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING
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