Metal working – Method of mechanical manufacture – Shaping one-piece blank by removing material
Patent
1998-02-03
1999-11-16
Echols, P. W.
Metal working
Method of mechanical manufacture
Shaping one-piece blank by removing material
279137, B23P 1304
Patent
active
059834820
ABSTRACT:
The present invention discloses to a processing method for a shaft for a hub unit comprising a shaft body portion 2 and a radial outward flange 3 provided on one end thereof. The processing method comprises the steps of: machining, on a root portion 5 of the flange 3, an internal diameter surface 7 and a side 8 of an annular portion 6 extending in a direction of axis X--X of the shaft body portion 2 and in a direction opposite to the shaft body portion 2; and clamping the internal diameter surface 7 with the side 8 of the annular portion 6 being a reference, in which clamped state a flange side 9 on the annular portion 5 side and an outer peripheral surface 10 of the shaft body portion are machine-finished.
REFERENCES:
patent: 4429925 (1984-02-01), Orain
patent: 5820137 (1998-10-01), Patterson
Kawatani Teruyuki
Shimizu Koichi
Echols P. W.
Hong John C.
Koyo Seiko Co. Ltd.
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