Test tube automatic labeling device

The invention relates to the field of a medical instrument, which solves the problem of low artificial-labelling efficiency for a test tube. The invention discloses a test tube automatic labeling device, which comprises a test tube material-feeding apparatus, a test tube conveyer, a label peeling apparatus, and a test tube labeling device; the test tube material-feeding apparatus comprises a material-storing groove and a material-pushing mechanism, the test tube conveyer comprises a sleeve and a feeding rotation disk for rotated feeding in the sleeve, and a material groove is arranged at the feeding rotating disk; the test tube labeling device comprises a roller labeling mechanism, a roller for driving the roller labeling mechanism and the roller labeling mechanism contacted with a test tube drives the mechanism, the label peeling apparatus is arranged by corresponding to a label port, and a discharge hatch cooperated with the test tube is arranged at the sleeve. The test tube transmission device realizes aut