Mandrel-holder for a pilger rolling mill

Details Mandrel-holder for a pilger rolling mill Mandrel-holder for a pilger rolling mill

1979-08-20

1981-08-25

Mehr, Milton S.

Metal deforming

By use of roller or roller-like tool-element

With tool inside hollow work

B21B 2502

Patent

active

042852269

ABSTRACT:
The mandrel-holder for a pilger rolling mill comprises a head with a seat for a tang end of a mandrel and a body coupled to an actuator for the mandrel-holder. A lever is pivoted on the body of said mandrel-holder and has a main portion extending in a recess formed in said body and opening on the said seat, means being provided in order to move the lever from an operative position in which its main portion is in said seat to an inoperative position in which its main portion is retracted into said recess against spring means.

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