Preparation stirrer for freeze-dried powder injection production

The utility model discloses a preparation stirrer for freeze-dried powder injection production, and relates to the technical field of freeze-dried powder processing. A plurality of feeding assemblies are distributed on the top of the stirring barrel in the circumferential direction, directional material guiding nozzles are arranged at the tail ends of the feeding assemblies, a transition cavity is formed in the inner top of the stirring barrel, a material distributing cone is connected to the inner side of the transition cavity, and a plurality of stirring through holes are distributed in the bottom of the material distributing cone in the circumferential direction. According to the utility model, a plurality of freeze-dried powder materials needing to be mixed and stirred can be simultaneously conveyed to the material distributing cone in the stirring barrel through the plurality of distributed material conveying assemblies to be preliminarily mixed, and then are divided into a plurality of strands by the fl