Casting hoisting mechanism with self-locking anti-falling mechanism

The utility model relates to the technical field of self-locking anti-falling casting hoisting equipment, in particular to a casting hoisting mechanism with a self-locking anti-falling mechanism, which comprises a supporting rod, a linear guide rail box is fixedly connected to the top end of the supporting rod, a servo motor is fixedly connected to one end of the linear guide rail box, a threaded column is arranged in an inner cavity of the linear guide rail box, and a self-locking anti-falling mechanism is arranged in the threaded column. An electric push rod is slidably connected to the front side surface of the linear guide rail box, a supporting plate is fixedly connected to the telescopic end of the electric push rod, a moving block is slidably connected to the bottom surface of the supporting plate in an attached mode, an extending plate is fixedly connected to the front side surface of the moving block, and a limiting box is fixedly connected to the front side surface of the extending plate; according