LARGE-SIZED CRANKSHAFT FORMING METHOD Russian patent published in 1994 - IPC

Abstract RU 2008124 C1

FIELD: plastic working of metals. SUBSTANCE: method involves turning down truncated cone-shaped barrels in blank prior to forming; heating blank and placing it into die so that maximum diameters of one pair of barrels are oriented towards forming punch; conducting forming for one press pass, with bending force being simultaneously applied perpendicularly to blank axis and upsetting force being applied along blank axis. EFFECT: increased efficiency and high quality of crankshafts. 4 dwg

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RU 2 008 124 C1

Authors

Kharitonov L.V.

Godov V.G.

Fedorov E.A.

Rudalev N.F.

Katkov I.S.

Dates

1994-02-28—Published

1991-06-03—Filed