This vertical rubber cutter mainly consists of rubber knife, frame, cylinder, base, assistant table, hydraulic system, and electric system. The lead plate is installed on the base under the cutting knife for protecting the edge of the knife. When cutting the raw rubber, put it under the knife, then press the start button. Two limit switches are installed on the frame to control the reversal valve to change the movement direction of the knife, at the same time it protects the cover of the cylinder.