Buffering and releasing device of intelligent signing system for vacuum test tube specimens

The utility model provides a buffering and releasing device of a vacuum test tube specimen intelligent signing system, which comprises a base, a tube preparation bin, a lifting mechanism, a chute mechanism, an intercepting mechanism, a launching pipeline and a tube pressing mechanism are arranged on the base, the tube preparation bin is arranged on one side of the base, and the lifting mechanism is arranged on the other side of the base. The lifting mechanism is arranged on the base and extends into the pipe preparing bin, the sliding groove mechanism is arranged at the top of the base and located on one side of the lifting mechanism, the intercepting mechanism is arranged on the sliding groove mechanism, the launching pipeline is arranged on the side of the base and corresponds to the sliding groove mechanism, and the pipe pressing mechanism is arranged at the lower end of the launching pipeline. The device can automatically extract the test tubes and enable the test tubes to be orderly queued and cached. 本实