The hydraulic press mainly has a frame, a hydraulic system, a cooling system, a pressurized cylinder, an upper mold, and a lower mold. The pressurized cylinder is installed on the upper end of the frame and connected with the upper mold, and the cooling system is connected with the upper mold and the lower mold. It is characterized in that the lower end of the frame is equipped with a mobile workbench and a mobile oil cylinder connected with the mobile workbench, and the lower mold is placed on the mobile workbench.