Plate cutting machine

The utility model relates to the technical field of plate processing, and discloses a plate cutting machine which comprises a supporting box, a processing table is fixedly connected to the top of the supporting box, a baffle is fixedly connected to the top of the supporting box, a clamping groove is formed in the top of the baffle, a clamping block is clamped to the inner wall of the clamping groove, and a cleaning frame is fixedly connected to the top of the clamping block. The wood chip cleaning device has the advantages that the clamping blocks are clamped into the corresponding clamping grooves, so that the cleaning frame is installed at the top of the baffle, then the air cylinder is started, the air cylinder drives the telescopic rod to stretch out and draw back in a reciprocating mode, the brush rod is driven to move, the sliding rod slides in the sliding groove, the bristles make contact with the upper surface of the machining table during moving, and wood chips and disintegrating slag are scraped and