Coating preparation dispersion barrel

The utility model relates to the technical field of coating dispersing equipment, in particular to a coating preparation dispersing barrel which comprises a support frame, a dispersing barrel body arranged on the upper side of the support frame, a feeding hopper arranged on the upper side of the dispersing barrel body and used for feeding and a discharging valve arranged on the lower side of the dispersing barrel body and used for discharging, a conical material guide cavity with a wide upper part and a narrow lower part is formed in the inner side of the dispersing barrel body, the feeding hopper is arranged above the conical material guide cavity in a communicating manner, and a plurality of material return pipe cavities are vertically formed in the inner side of the dispersing barrel body. In addition, material returning pipe cavities which are communicated up and down are formed in the two sides of the conical material guiding cavity, the raw materials are conveyed to the upper side of the conical materia