Parallel double-screw extruder for producing XPS extruded sheet

The utility model relates to the technical field of extruder equipment, and provides a parallel double-screw extruder for producing an XPS (extruded polystyrene) extruded sheet, which comprises an extruder body, a driver I is mounted on one side of the extruder body, an output shaft I is mounted on one side of the driver I, a groove wheel II is fixedly sleeved on the output shaft I, and a groove wheel II is mounted on the groove wheel II. A first belt covers the first groove wheel, a second belt covers the second groove wheel, a third groove wheel is arranged on one side of the second groove wheel, the second groove wheel and the third groove wheel are covered with a second belt, through arrangement of a stirring rod, a first screw and other structures, the device adopts a parallel double-screw extruder structure, it can be guaranteed that materials are evenly heated and fully plasticized in the machining process, and therefore the XPS extruded sheet with excellent performance is obtained; by means of the des