Efficient copper wire annealing unit

The utility model relates to the technical field of copper wire annealing, and discloses an efficient copper wire annealing unit which comprises a working table, supporting plates are fixedly connected to the left side and the right side of the bottom of the working table, a cooling box is fixedly installed on the middle left side of the top of each supporting plate, and a heating box is fixedly installed above the left side of each cooling box. A shell is fixedly connected to the middle right side of the top of the supporting plate, a guide assembly is arranged in the shell, vertical plates are fixedly connected to the front and the rear of the right side of the top of the supporting plate, and a winding roller is rotationally connected between the centers of the opposite sides of the two vertical plates. When the annealing unit is used, annealed and cooled copper wires are guided through the guide assembly and then wound, in this way, the copper wires are not prone to being pulled apart, the copper wires ca