ROLLING STAND FOR COLD OR HOT ROLLING OF METAL STRIP MATERIAL Russian patent published in 2006 - IPC B21B31/02 B21B13/14 

FIELD: rolled stock production, namely stand for cold or hot rolling strip materials of different kinds of steel.

SUBSTANCE: rolling stand includes backup and rolling rolls are mounted with possibility of rotation in chocks arranged at both sides in guides of framework of housing. Rolls may be moved for regulating inter-roll gap and they may be additionally shifted by means of horizontal cylinder-piston units mounted in framework at least of one side for regulating clearance. At least at one side of housing, rolling roll chocks are guided by means of cylinder-piston unit arranged in framework and by means of supporting member on end face of piston. Guides of said chocks for motion without clearance when vertical drive of roll mounting is turned off and said chocks are made with possibility of pressing to other side of housing and drawing off when vertical drive of roll mounting is turned on.

EFFECT: lowered wear degree of rolls, elimination of clearance in rolling roll chocks in their vertical guide at rolling process without using hydraulic coupling with chocks.

13 cl, 9 dwg