Heat treatment annealing device for metal part production

The utility model relates to the technical field of annealing, in particular to a heat treatment annealing device for metal part production. The annealing device comprises an annealing device body, an upper cover is arranged on the annealing device body, a second vacuum interlayer is arranged in the annealing device body, an isolation net support is arranged in the annealing device body, a circulating heat absorption structure is arranged on the annealing device body, the circulating heat absorption structure is connected with a heat exchanger, and a heat exchange water inlet pipe and a heat exchange water outlet pipe are arranged on the heat exchanger. The device can recycle heat energy emitted in the annealing process, and is energy-saving and environment-friendly; according to the device, the annealing speed can be controlled by controlling the operation speed of compression and adjusting the heat absorption speed, and the annealing process can be accurately and uniformly controlled, so that the material a