This series of press is a universal open fixed table crank press. It adopts integral cast iron body, which can not be tilted. It is widely used in cold stamping processes such as punching, blanking, bending, shallow drawing and forming. Gear two-stage transmission, rigid clutch, simple operation. Collapse overload protection device is adopted, which is safe, reliable and easy to maintain. Jdh21 series is equipped with safety duplex solenoid valve. Imported combined dry pneumatic friction clutch. International brand PLC control system.