Powdery explosive mixing device

The invention discloses a powdery explosive mixing device comprising a mixing barrel and a bracket. The mixing barrel is mounted on the bracket; a mixing sheet for stirring materials is arranged in the mixing barrel; ground feet for adjusting the angle of the mixing barrel are arranged at the bottom end of the bracket; a feeding hole is formed in the first end of the mixing barrel; a discharging opening is formed in the second end of the mixing barrel, a discharging control device is arranged on the side face of the discharging opening, and a discharging opening is formed in the first end of the discharging control device; a motor is arranged on the bracket, an output shaft of the motor is connected with an input shaft of a speed reducer, the first end of the output shaft of the speed reducer is in transmission connection with a driving shaft, and driving wheels are arranged at two ends of the driving shaft. According to the invention, the safety during mixing is improved, and meanwhile, the powdery explosive