Ton bag lifting device

The utility model relates to the technical field of lifting devices, and discloses a ton bag lifting device which comprises a guide rail, a sliding seat is slidably connected into the guide rail, telescopic rods are fixedly connected to the front side and the rear side of the interior of the sliding seat, and the bottom ends of the telescopic rods are fixedly connected to the front side and the rear side of the top end of a hanging bracket respectively. A reel is rotationally connected to the top end of the sliding seat, a steel belt is fixedly connected to the middle of the reel, the bottom end of the steel belt penetrates through a hole in the middle of the sliding seat and is fixedly connected to the middle of the top end of the hanging bracket, and the right end of a reel rotating shaft is fixedly connected to the driving end of a second motor. When the ton bag needs to be unloaded, the third motor drives the rotating disc to rotate, the second universal joint drives the connecting rod to deflect, and due