HAMMER CRUSHER Russian patent published in 2014 - IPC B02C13/14 B02C13/00 

FIELD: machine building.

SUBSTANCE: hammer crusher comprises a grinding chamber (1). A vertical rotor (2) with working members (3) is set inside the chamber with an annular gap. A vertical cylindrical screen (4) is set on a base installed on a movable frame (5). The frame is mounted on the guides driven by pneumatic actuators (7) and can move vertically. The frame is made as a base where clamps of the guides and supporting spring elements turned to the screen base are installed. The pneumatic actuators are set outside the chamber on its top end face surface. The rods of the pneumatic actuators are connected to the frame by a hinge joint.

EFFECT: improved operational parameters and reliability of crusher performance.

3 cl, 10 dwg