ROLL MILL Russian patent published in 2018 - IPC B02C4/28 

FIELD: desintegrators and crushing devices.

SUBSTANCE: invention relates to devices for crushing or grinding materials and can be used in a roll mill. Roll mill comprises a frame, two roll units with grinding rolls. Both grinding rolls are located opposite each other and are connected to a drive with the possibility of their movement in the opposite direction. Between the frame and at least one roll unit there is a force transmission device. Frame consists of several parts. At least between two interconnected parts of the frame and/or between at least one part of the frame and one of the supports, there is a releasable connection with a form closure of two coupling surfaces being pressed together. At least one of the two coupling surfaces pressed to each other has a coating that creates a micro-form closure.

EFFECT: roll mill makes it possible to shorten the time for the dismantling and assembling the roll unit.

11 cl, 9 dwg