▎ 摘　　要

NOVELTY - The utility model claims a heat plastic extruding device for producing battery plastic outer shell sleeve, comprising an extruding main body, extruding driving motor, the extruding main body is arranged with an extruding screw, the extruding main body comprises a transversely arranged extruding cylinder, the extruding screw is rotatably assembled in the extruding cylinder, one end of the extruding screw extends out of the extruding cylinder and is in transmission connection with the extruding driving motor; the periphery of the extruding cylinder along the length direction of the extruding cylinder is arranged with three sections of independently working heating device, each section of heating device comprises a heater, a radiator, and a limiting cover for covering the three-section heating device in it; the radiator is adhered on the outer surface of the extrusion cylinder in a surrounding manner, the heater is spirally wound outside the corresponding annular radiator; the inner circumference of the heater and the outer surface of the radiator form a contact The radiator is graphene heat conducting film. The utility model can accelerate the temperature rise in the extrusion cylinder and the temperature rise more uniform, so as to ensure the hot melting effect and extrusion quality of the material in the extrusion cylinder.