Electric hoist for heat treatment

The invention belongs to the technical field of heat treatment equipment, and relates to an electric hoist for heat treatment, which comprises a motor for driving a hoisting tool, the motor comprises a motor shell, a stator, a rotor and a rotating shaft are arranged in the motor shell, the inner hole of the stator and the rotor are conical, and the inner hole of the rotor is conical. The rotating shaft is sleeved with a brake spring driving the rotating shaft and the rotor to move backwards, a conical brake wheel is arranged at the rear end of the rotating shaft, a conical brake disc matched with the conical brake wheel for braking is arranged in the motor shell, a driving air cylinder is arranged on the outer side of the motor shell, and a telescopic rod of the driving air cylinder is connected with a driving flange plate. A driving block is rotatably arranged at the front end of the driving flange plate and corresponds to the rotating shaft, and a receding hole for the driving block to go in and out is form