Rubber roller

The invention belongs to the technical field of rollers and particularly relates to a rubber roller. The rubber roller comprises a roller body; driving rods arranged evenly are connected to the position, at the central line of the roller body, in a cavity of the roller body in a rotating mode; rotating rods arranged evenly are connected to the positions, at the central lines of the driving rods, in the inner walls of the driving rods in a rotating mode; clamping blocks arranged evenly are fixedly connected to the outer surface of each rotating rod; clamping grooves arranged evenly are formed in the inner wall of each driving rod; driving grooves arranged evenly are formed in the positions, on the two sides of each driving rod, in the inner wall of each driving rod; and a driving block is connected in the inner wall of each driving groove in a sliding mode. The rubber roller is mainly used for solving the problems that at present, rollers are mostly of the uniformed specification, the specifications of rollers