Fusion equipment for preparing plastic additive

The invention relates to the technical field of plastic additive preparation, and discloses a fusion device for plastic additive preparation, the fusion device comprises a main shell and a bottom plate, the main shell is arranged right above the bottom plate, side support plates are fixed on both sides above the bottom plate, and both sides of the main shell are rotatably connected to the two side support plates respectively; a heater is installed at the bottom of the main shell, a side bottom plate is fixed to one side of the bottom plate, a lifting mechanism is arranged between the side bottom plate and the main shell, a cover plate is placed above the main shell, feeding mechanisms are arranged on the periphery of the cover plate, and a stirring mechanism is arranged in the main shell. Multiple plastic additives needing to be mixed are placed in different feeding funnels respectively, the feeding rate of the plastic additives can be adjusted through an adjusting mechanism in a feeding pipe, when the plasti