Powder conveying device

The utility model discloses a powder conveying device which comprises a carrying frame, a material barrel and a discharging assembly, a supporting plate is arranged on the carrying frame, a movable assembly is arranged on the carrying frame and used for driving the supporting plate to rotate, the material barrel is fixedly connected to the supporting plate, a feeding port and a discharging port are formed in the material barrel, the feeding port is connected with a box body capable of containing powder, and the discharging port is connected with the box body. The discharging port is connected with an annular belt, a pressing ring is arranged at the bottom of the annular belt and used for enabling the annular belt to fall downwards, the discharging assembly comprises a shaft rod rotationally arranged in the charging barrel and a first rotating source fixedly connected to the exterior of the charging barrel, a spiral material guiding piece is arranged on the shaft rod, and the first rotating source is in drivin