Sorting device for sample tubes

The utility model discloses a sorting device for sample tubes, which comprises an upper conveyor belt, the front end of the upper conveyor belt is provided with a bottom conveyor belt, the bottom conveyor belt is provided with a plurality of sorting boxes which are uniformly distributed, the upper conveyor belt is provided with a plurality of tube racks which are uniformly arranged at intervals in a conveying manner, and a plurality of sample tubes which are distributed in a dot matrix manner are inserted into the tube racks. A sample tube is inserted into the tube frame in the front-back direction, a tube pushing assembly is arranged at the rear end of the upper conveying belt, an inserting sleeve for pushing the sample tube out of the tube frame is arranged on the tube pushing assembly, a two-dimensional code mark is arranged at the head of the tube frame, and a camera assembly is located at the front end of the bottom conveying belt and located right in front of the tube pushing assembly. The automatic sor