Method of manufacturing a hub

Details Method of manufacturing a hub Method of manufacturing a hub

1990-03-27

1991-03-12

Echols, P. W.

Metal working

Method of mechanical manufacture

Wheel making

29412, 72356, 72 68, B21K 140

Patent

active

049983440

ABSTRACT:
A method of manufacturing a hub includes the following steps: rotary swaging a workpiece to form a semi-product, the workpiece is simultaneously struck by three or more dies from the outer peripheral side so that the semi-product is formed smoothly and homogeneously, and two bearing cup seats are simultaneously formed on both ends of the semi-product; and squeezing both ends of the semi-product by a right mold and a left mold so as to form a hub. The hub is produced in a fast speed so that the productivity is greatly increased.

REFERENCES:
patent: 504888 (1993-09-01), Nessel et al.
patent: 4464917 (1984-08-01), Kienhofer

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