STAMP FOR EXTRUSION ON A TWO-AXIS PRESS Russian patent published in 2022 - IPC B21J13/02 

FIELD: metal working.

SUBSTANCE: invention relates to the field of metal forming and can be used in the production of workpieces from hard-to-deform alloys by extrusion. Stamp comprises a punch and a die assembled from an upper and a lower half-dies, wherein each half-die is equipped with an insert with a working strand. The punch is installed in a horizontal plane and is configured to be secured on the punch holder on the horizontal slider of the press. Inserts are installed in the corresponding U-shaped grooves of the half-dies. The outlet end of the upper half-die is coupled with the upper mobile plate of the stamp. The outlet end of the lower half-die is coupled with the lower fixed plate of the stamp. The plates are located in a horizontal plane with a gap relative to each other. The upper half-die is secured on the upper slider of the press, and the lower half-die is secured on the lower slider of the press. The inserts are secured in the half-die by means of fasteners and stops. The inserts are made of an isostatic fine dense graphite.

EFFECT: increase in the efficiency of the stamp and reduction in the time required to replace the inserts.

1 cl, 3 dwg