Twin-screw extrusion device for EPDM sponge production

The utility model relates to the technical field of EPDM (Ethylene-Propylene-Diene Monomer) rubber sponge production, in particular to a double-screw extrusion device for EPDM sponge production, which comprises an extrusion box, a box cover, a material guide transfer cylinder and a feeding conical cylinder, a rotatable first rotating shaft is longitudinally arranged in the feeding conical cylinder, and a plurality of stirring plates are arranged on the peripheral side wall of the first rotating shaft at equal intervals and positioned in the feeding conical cylinder. A rotatable second rotating shaft is transversely arranged in the material guiding transfer cylinder, and the part, located in the material guiding transfer cylinder, of the peripheral side wall of the second rotating shaft is connected with a plurality of material guiding plates. Through longitudinal material guiding of the stirring plate and transverse material guiding of the material guiding plate, the problem that a feeding port of EPDM rubber