Milk mixing device capable of automatically adding milk powder

A milk mixing device capable of automatically adding milk powder comprises a machine base, a milk shaking assembly used for containing a milk bottle and driving the milk bottle to rotate is arranged on the machine base, and a milk powder discharging assembly used for adding milk powder into the milk bottle is arranged on the machine base. And the milk powder blanking assembly is arranged on the machine base right above the milk shaking assembly. The milk powder discharging assembly comprises a milk powder tank, the interior of the milk powder tank is hollow, the upper end of the milk powder tank is provided with an opening, the upper end of the milk powder tank is covered with an end cover, the lower end face of the milk powder tank is provided with a discharging port, the inner bottom of the milk powder tank is provided with a discharging rotary disc, and the discharging rotary disc is provided with a discharging groove communicating with the discharging port. And a first driving motor for driving the discha