Rubber plastic preparation device

The invention discloses a rubber plastic preparation device, and belongs to the technical field of plastic processing, the rubber plastic preparation device comprises a preparation hopper, the top of the preparation hopper is provided with a discharging mechanism used for achieving a quantitative feeding effect, and the bottom of the preparation hopper is provided with a mixing mechanism used for achieving mixing, dispersing, drying and impurity removing effects on materials; the discharging mechanism comprises a second annular storage piece, first discharging pipes are arranged at the two ends of the lower surface of the second annular storage piece, the second annular storage piece is sleeved with a first annular storage piece corresponding to the preparation hopper, and second discharging pipes are arranged at the two ends of the lower surface of the first annular storage piece; through mutual cooperation of multiple structures, quantitative proportioning of different raw materials is achieved, through mut