Unfreezing and diluting device for frozen boar semen

The utility model relates to the technical field of semen unfreezing, in particular to an unfreezing and diluting device for frozen boar semen. A frozen boar semen unfreezing and diluting device comprises a heat preservation sleeve, a heating sleeve, a metal sleeve and a metal push rod, the heat preservation sleeve, the heating sleeve and the metal sleeve are communicated with one another, the heat preservation sleeve is fixedly installed at the top of the heating sleeve, and the metal sleeve is connected with the bottom of the heating sleeve through a buckle; the metal push rod is installed in the metal sleeve through a piston plate, the bottom of the metal push rod is fixedly connected with a push block, the upper portion and the lower portion in the heating sleeve are fixedly connected with a first cover plate and a second cover plate respectively, and the first cover plate and the second cover plate are each provided with a plurality of vertically-symmetrical thin pipe holes. Slim tube scissors are arrang