Plate shearing machine

The utility model relates to a plate shearing machine. A heating device is arranged on the oil tank of the plate shearing machine and comprises an electric heating tube for heating the oil tank and a temperature controller for temperature control; the electric heating tube is connected with a power supply through a control contactor; the temperature measuring probe of the temperature controller is arranged in the oil tank; the temperature controller controls the electric heating tube to work or not to work according to the temperature measured by the temperature measuring probe; and the output relay contact points of the temperature controller are connected in series with the coil loop of the control contactor. The heating device is mounted on the oil tank, and the heating device is controlled through corresponding circuits to start and stop, so as to keep the oil tank at a set temperature.