Plastic particle feeding device

The invention belongs to the technical field of plastic forming, and particularly relates to a plastic particle feeding device which comprises a feeding device body. The feeding device is mounted on a material pipe of the extruder; a screw rod is arranged in the material pipe; the feeding device comprises a charging barrel; the top of the charging barrel is fixedly connected with a mounting plate; an electric telescopic rod is fixedly connected to the mounting plate; the bottom of the electric telescopic rod is fixedly connected with an n-shaped frame. The bottom of the n-shaped frame is rotationally connected with a rotating rod; the surface of the outer ring of the rotating rod is fixedly connected with semicircular plates which are uniformly arranged; semi-conical cylinders are arranged on the front side and the rear side of the n-shaped frame; the top ends of the cambered surfaces of the opposite sides of the two semi-conical cylinders are rotationally connected with fixing blocks, and the other ends of t