One-step forming die for gear shaft

The utility model discloses a one-step forming die for a gear shaft, wherein a lower die fixing sleeve is arranged at the lower part of a die frame; a concave die pressing ring is internally provided with a gear forming concave die and a square forming concave die in sequence from top to bottom and...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	KUANG YUHUA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL BORING COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING MACHINE TOOLS MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING TURNING
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