Material mixing and distributing device for powder materials

The utility model relates to the field of powder conveying, in particular to a mixing and distributing device for powder. The material mixing and distributing device for the powder materials comprises a material chamber, a material outlet, a material inlet, a material outlet and a material outlet, a feeding pipeline and a discharging pipeline which are communicated with the material cavity are arranged on the material chamber, the feeding pipeline is close to the first end, and the discharging pipeline is close to the second end; a plurality of feeding pipelines and/or discharging pipelines are arranged in the circumferential direction of the material chamber at intervals, and each feeding pipeline and each discharging pipeline selectively communicate with the material cavity; and the air chamber is arranged at the second end of the material chamber and is configured to introduce air into the material chamber so as to suspend the powder in the material chamber. According to the mixing and distributing device