PRESS MOLD FOR PRESSING ARTICLES FROM POWDER Russian patent published in 1995 - IPC

FIELD: making of products from powder materials. SUBSTANCE: the casing 3 and the intermediate sleeve 5 are mounted with a guaranteed gap fit in the case 1. The die 4, arranged in the casing 3, is joined with the casing along a cone surface with the same inclination angles. The rods 6 are mounted in through grooves, provided in the casing and in the intermediate sleeve, in such a way, that the intermediate sleeve with the casing and the die may be moved by action of pressing efforts due to elastic deformation of rings 2, placed under the casing and having equal angles of cones, being joined. The punch 10 is arranged in the punch 7. Slit rings 11, 12 are being placed on a powder to be pressed, and from upwards punches 8, 9 are being placed. EFFECT: enhanced quality of powder articles. 2 cl, 1 dwg