Steel rolling work roller

The utility model discloses a steel rolling work roller, including upper work roll, locate the top bearing housing of upper work roll both sides, bottom working roll, the lower bearing housing of locating the bottom working roll both sides, running roller and locate the promotion track of running roller below, its characterized in that still includes: the guiding hole is seted up respectively on the lower bearing housing of bottom working roll both sides, the supporting legs is worn to locate in the guiding hole respectively, the locating hole with corresponding the seting up respectively in the top bearing housing bottom of upper work roll both sides of guiding hole, supplies the supporting legs upper end to insert, the connecting block is connected respectively in the supporting legs lower extreme, and vertical opening there is the spout on the connecting block, the backstop piece, transversely locate the lower bearing housing respectively on, and in one end arranges corresponding spout in, form gliding backstop structure with the spout cooperation. The utility model discloses a go up the bottom working roll and can satisfy simultaneously on same position and take out dress roller and acyclic homologically trioial operation, reduced must go up when taking out the dress roller lower roll dislocation fix a position, to the step in hole, made things convenient for the change working roll.