Raw material drying device for production of pig gall powder traditional Chinese medicine decoction pieces

The invention relates to the technical field of traditional Chinese medicine decoction piece production, and discloses a raw material drying device for pig gall powder traditional Chinese medicine decoction piece production. The raw material drying device comprises a drying box, a circulating cylinder is fixedly installed in the center of the bottom side in the drying box, a circulating shaft is arranged in the circulating cylinder, and a plurality of circulating spiral blades are arranged on the outer side of the bottom of the circulating shaft; a diversion box is fixedly mounted on the circulating shaft, the interior of the diversion box is communicated with the interior of the upper side of the circulating shaft, a gear frame is connected to the outer side of the diversion box through a plurality of rotating rods, a rotating gear is rotationally mounted on the gear frame, a stirring shaft is mounted in the center of the rotating gear, and a plurality of stirring blades communicated with the interior of the