Glass sealant processing extrusion screw

The utility model discloses a glass sealant processing extrusion screw which comprises an outer extrusion screw shell, an inner installation column is arranged in the outer extrusion screw shell, a second installation disc is fixed to the outer side of the other end of the inner installation column, and a second connecting bolt is installed on the second installation disc in a penetrating mode. A driven gear is mounted at one end of the outer wall of the outer extrusion screw shell, a blocking disc is fixed to the portion, beside the driven gear, of the outer wall of the outer extrusion screw shell, a blocking gasket is mounted on the edge of the blocking disc, and an electric heating rod is fixed to the inner wall of the inner mounting column. According to the glass sealant processing extrusion screw, a novel structural design is adopted, the extrusion screw is divided into the center mounting part and the external rotating part, it is guaranteed that a heating and heat preservation structure mounted on the