Correcting device for flame path wall of roasting furnace

The utility model relates to a roasting furnace flame path wall correcting device which comprises a left side correcting plate, a right side correcting plate and a correcting mechanism, the correcting mechanism comprises a mechanism frame and a vertically-arranged driving cylinder, and the left side correcting plate and the right side correcting plate are both rectangular plates with the height extending in the vertical direction, the thickness extending in the left-right direction and the length extending in the front-back direction. A first correcting plate vertical beam and a second correcting plate vertical beam which are arranged in a front-back spaced mode are fixed to the opposite sides of the left correcting plate and the right correcting plate, and a driving frame is connected to a piston rod of the driving cylinder and comprises a first frame vertical beam and a second frame vertical beam which are arranged in a front-back spaced mode. The first vertical beam of the frame is connected with the first