TWO-STAGE CONE CRUSHER Russian patent published in 2013 - IPC B02C1/04 

FIELD: process engineering.

SUBSTANCE: cone crusher comprises casing arranged at the bed to accommodate crushing member. The latter is composed of top and bottom cones. Said cones are secured at vertical shaft articulated with the drive to face each other by smaller bases. Slots between casing inclined surfaces and those of the cones decrease downward. The shaft is fitted with bearings at its top and bottom sides. Cams are secured at shaft top and bottom ends and feature equal eccentricity and orientation. Said cams interact with bearing thrust surfaces. Bearing housings are secured at crusher casing top and bottom sections at right angles.

EFFECT: crushing of lumpy ore.

1 dwg