The invention discloses a traditional Chinese medicine drying device. The traditional Chinese medicine drying device comprises a box body, wherein a box cover is arranged at the top end of the box body, a feeding hole is formed in the middle of the top end of the box cover, an opening is formed in the middle of the top end of the box body, an electromagnetic valve is arranged in the opening, a rotating shaft is arranged at the top end of the interior of the box body, a plurality of stirring blades are arranged on the rotating shaft, a plurality of disinfecting lamps are arranged at the top ends of the two sides of the inner wall of the box body correspondingly, a supporting plate positioned below the rotating shaft is arranged in the box body, a rotating shaft is inserted in the middle ofthe inner portion of the supporting plate, the two ends of the rotating shaft and the rotating shaft extend to the side wall of the box body, and one end of the rotating shaft is connected with an output shaft of the rotating motor located on one side of the outer portion of the box body. The device has the beneficial effects that traditional Chinese medicinal materials are dried for multiple times, so that the drying quality is effectively improved, and meanwhile, the situation that the traditional Chinese medicinal materials are mildewed when the medicinal materials are not completely driedis avoided, the quality of the traditional Chinese medicinal materials is effectively improved, and resources are greatly saved.