Plate glass cutting device

The utility model discloses a plate glass cutting device which comprises a machining table top, a plurality of supporting legs are arranged at the bottom of the machining table top, a plurality of supporting feet used for supporting plate glass are arranged at the top of the machining table top, and a movable frame is arranged above the machining table top. And a cutting blade for cutting the plate glass is arranged between the movable frame and the processing table top. Through cooperative use of the connecting shaft, the moving frame and the connecting port, any position of plate glass can be cut under the cooperative action of the sliding shaft and the connecting shaft, and when the angle of the cutting blade is adjusted, the connecting shaft is manually rotated to enable the cutting blade to rotate, so that the angle of the cutting blade is adjusted. Therefore, the plate glass does not need to be adjusted repeatedly, splashing chippings can be blocked by the protection groove when the cutting blade cuts t