Accurate proportioning device for various production raw materials

The utility model provides an accurate proportioning device for various production raw materials, which comprises a material distributing pipe, a main material pipe, a cover body and a blanking groove, an electromagnetic control valve is arranged at the lower end of the material distributing pipe, the cover body is arranged at the lower end of the electromagnetic control valve, the main material pipe is arranged at the upper end of the middle position of the cover body, and a tank body is arranged at the lower end of the cover body. A connecting seat is mounted at the lower end of the tank body, a base is mounted at the lower end of the connecting seat, a fixing hole is formed in the lower end of the base, a material guiding pipe is mounted on the right side of the base, a mixing bin is formed in the tank body, a discharging opening is formed in the upper end of the mixing bin, and a transmission shaft is mounted in the middle of the mixing bin. Compared with the prior art, the material mixing device has the