Automatic grading cleaning device for rhizome Chinese herbal medicines

According to the automatic grading cleaning device for the rhizome Chinese herbal medicine, the rhizome Chinese herbal medicine to be cleaned is put into a storage barrel, then soil attached to the surface of the medicinal material is roughly brushed off through a primary cleaning mechanism, then the storage barrel is transferred into a secondary cleaning mechanism, and the surface of the medicinal material is scoured; specifically, a brush of a primary cleaning mechanism is used for conducting rotary primary brushing on the medicinal materials in a storage cylinder, soil on the surfaces of the medicinal materials is brushed away, then the medicinal materials are washed through rotation of a spraying disc, meanwhile, the medicinal materials are brushed through auxiliary brush bristles, and the medicinal materials are cleaned away. At the moment, the medicinal materials are flushed, auxiliary bristles are matched for brushing the medicinal materials, residual soil on the surfaces of the medicinal materials is