Plate cutting device

The utility model belongs to the technical field of cutting equipment and discloses a plate cutting device which comprises a base, a vertical plate and two fixing blocks are arranged above the base, the two fixing blocks are both located on one side of the vertical plate, a cross beam is arranged on the outer surface wall of the side, located on the fixing blocks, of the vertical plate, and an electric push rod is arranged below the cross beam. A motor is arranged below the electric push rod, a rotating shaft is arranged at the output end of the motor, a plate can be vertically placed through the clamping plate and clamped, the supporting block can support the bottom end of the plate, then the lengthened screw rod is rotated clockwise, the lengthened screw rod drives an anti-skid block to abut against the plate, and the firmness of the plate is improved; the cutting wheel can cut the plate through the channel between the two clamping plates, an operator does not need to press the plate, the labor intensity of