COMPACTING PRESS Russian patent published in 2013 - IPC B22F3/03 B30B15/02 

FIELD: process engineering.

SUBSTANCE: invention relates to powder metallurgy, particularly, to compacting presses. Press comprises column-type foundation with top and bottom booms, top and bottom male dies secured thereat, container with powder located in vacuum chamber and container drive. Vacuum chamber comprises cover with opening accommodating top male die and bottom sealed at press bottom boom. Cover and bottom are rigidly interconnected by four L-like posts. Side surface is composed by sections one of which being rigidly connected with cover, bottom and two posts and including pipe for connection for evacuation system. Other sections are mounted at said columns to turn thereabout. Container drive comprises hydraulic cylinder secured at bottom boom, bearing frame arranged to displace relative to bottom male die including top crossbar with four links rigidly secured thereat to support said container and bottom male die opening, and bottom crossbar rigidly connected with top crossbar by said columns. Columns can displace in openings of bottom boom. Top crossbar is arranged inside vacuum chamber while hydraulic cylinder is mounted between press bottom boom and bearing frame bottom crossbar.

EFFECT: higher quality of articles from powders.

2 cl, 3 dwg