APPARATUS FOR MOUNTING SELF-ALIGNING MANDREL AT DRAWING TUBES Russian patent published in 1998 - IPC

Abstract RU 2121403 C1

FIELD: plastic metal working, possibly production of tubes by drawing on self-aligning mandrel. SUBSTANCE: apparatus for mounting self-aligning mandrel at drawing tubes includes mandrel motion limiter, plug mounted in drawing axis with possibility of motion along it and introducing in hole of drawing die, stopper arranged in body of plug. EFFECT: elimination of mechanism for feeding mandrel rod, reduced number of passes of tube portions, stabilized drawing process. 1 dwg

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RU 2 121 403 C1

Authors

Jakovlev V.V.

Kozlovskij A.M.

Fedorin V.R.

Dates

1998-11-10Published

1997-11-05Filed