Side supporting device of working roll of cold rolling machine

One kind of cold rolling mill work roll side support means comprises a stationary devices, mobile devices, pendulum-side support roller means and a side supporting roll set, motor oil, and the worm gear screw mechanism mounted on the fixing means, the fixing means provided lateral sliding, the mobile device are threaded hole cooperating with the screw mechanism and the securing means cooperating with a sliding key chute, the pendulum means comprises two fixed arm, a swing beam and two hydraulic cylinders, two pendulum apparatus a fixed arm fixedly mounted on the intermediate roll bending inner moving block, the intermediate roll bending along the bending movement block moves up and down the fixed block, the fixed block bending laminated on the roll stand, two side support roller train comprises a support base, a backing roll and two rows of side backing roll, rolls fixed to the side support means pendulum swing beam. Beneficial effects: When rolling thin, hard cold strip, the bending roller in a horizontal direction, the work can be prevented, and stable rolling state, a novel device structure is simple, rolled good product quality.