Smashing, grading and sterilizing device for Chinese medicinal materials and application thereof

The invention discloses a smashing, grading and sterilizing device for Chinese medicinal materials. The smashing, grading and sterilizing device comprises a smashing device, a separating device and a collecting device which are communicated in sequence, wherein the separating device is communicated with the collecting device through a first quartz glass tube; a sterilizing device is arranged on the periphery of the first quartz glass tube, and comprises ultraviolet lamps; the ultraviolet lamps refer to a plurality of strip-shaped lamps which are uniformly distributed along the circumferential direction of the first quartz glass tube. The sterilizing device and the smashing device are organically combined together, and smashing, granularity grading and sterilizing procedures are finished at the same time, so that the working efficiency is increased, external secondary pollution is avoided simultaneously, and the quality of products is improved.