Energy-saving and environment-friendly annealing furnace for optical glass production

The utility model relates to the technical field of annealing for optical glass production, and discloses an energy-saving and environment-friendly annealing furnace for optical glass production, which comprises a shell, two fourth openings are symmetrically formed in the left side surface and the right side surface of the shell, first sealing doors are arranged in the fourth openings, and the first sealing doors are in sliding connection with the shell; a first connecting plate is fixedly connected to the side, away from the shell, of the first sealing door, a driving device is arranged at the top of the shell and is in transmission connection with the first connecting plate, a base is fixedly connected to the bottom of the shell, and a motor is fixedly installed at the top of the base; the output end of the motor is fixedly connected with a first transmission roller, and the interior of the base is rotationally connected with a second transmission roller. The optical glass preheating device has the advantag