METHOD OF VOLUMETRIC STAMPING Russian patent published in 1995 - IPC

Abstract RU 2028862 C1

FIELD: stamping and forging. SUBSTANCE: method of volumetric stamping provides for coupling of blanks with clamps 3 by splash of metal into clamps with the help of knives 8 on punch 2. Formation of fin is exercised on mirror surface 4 of die 1 and during the process metal pouring into blank is limited. Blank is preserved from deformation of bending due to surface of groove 7 on punch 2. EFFECT: method is used in stamping and forging. 4 dwg

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RU 2 028 862 C1

Authors

Aranovskij V.A.

Zajtsev G.F.

Dates

1995-02-20—Published

1990-03-23—Filed