Batching device for powder materials

The utility model relates to the technical field of batching devices, in particular to a batching device for powder materials. According to the technical scheme, the device comprises a mixing box, the top of the mixing box is connected with a plurality of feeding pipes in a communicating mode, the tops of the feeding pipes are connected with a storage box in a communicating mode, rotating rods are rotationally inserted into the feeding pipes in a penetrating mode, the peripheries of the rotating rods are fixedly sleeved with discharging plates, the discharging plates are located in the feeding pipes, and the periphery of one end of each discharging plate is fixedly sleeved with a second gear ring; the side, close to the second gear ring, of the feeding pipe is rotationally connected with a transmission rod, the periphery of the transmission rod is fixedly sleeved with a first gear ring meshed with the second gear ring, the top of the mixing box is fixedly connected with a motor base, a motor is installed at t