Spiral extrusion oil press barrel

The utility model relates to a spiral extrusion oil press barrel. The spiral extrusion oil press barrel comprises a barrel body of a cylindrical hollow structure, wherein the barrel body comprises a feeding section, an oil outlet section and an extrusion section, and the oil outlet section is located between the feeding section and the extrusion section; a screw is arranged in the barrel body in a sleeved mode and stretches out of the barrel body from one end of the feeding section; the feeding section is provided with a feeding port, the feeding port is perpendicular to the feeding section and is communicated with the feeding section, the outer side wall of the oil outlet section is provided with oil outlet grooves which are evenly distributed and extend in the axial direction, and a material crushing knife is fixedly connected to the position, at one end of the extrusion section, of the screw. The spiral extrusion oil press barrel has the advantages that production cost of the oil press barrel is greatly re