Precision mixed dissolving device

The utility model relates to a precision mixed dissolving device, which is an energy-saving and environment protecting type homogenizing processing equipment with a spiral propelling mechanism and a circulation cooling system; the structure of the utility model consists of a front shell, a back shell, a main shaft, a tooth coupling and a spiral propeller, wherein the front shell is provided with a material feeding hole, one end of the spiral propeller is fixedly arranged inside a material feeding chamber of the front shell through a bearing and a bearing cover, while the other end is connected with one end of the main shaft; the tooth coupling consists of a fixed tooth coupling arranged at the back end of the front shell and a rotating tooth coupling arranged at the front end of the main shaft; the back shell is provided with a material discharging hole, the front shell and the back shell are connected with each other in sealing manner, the back shell is provided with a heat radiating cover ring, a gap between the heat radiating cover ring and a heat radiating fin on the back shell can form a back cooling chamber, the front end of the front shell is covered with a cooling mechanism internally provided with a front cooling chamber, a cooling water pipe is used to communicate the front cooling chamber and the back cooling chamber; the utility model is characterized in scientific and reasonable design, novel structure, high working efficiency, which can be used in the fields of emulsification, crushing, mixing and melting as well as homogenizing processes of liquid and solid.