Carrying device capable of automatically adjusting position

The carrying device comprises a carrying body, track beams are arranged on the two sides of the carrying body, a position adjusting device is arranged on the carrying body, a lift car is arranged on the track beams, an opening is formed in the bottom of the lift car, the lift car is communicated with the carrying body through the bottom opening, a lift car door is arranged on one side of the lift car, and the lift car door is arranged on the other side of the lift car. A first laser range finder and a second laser range finder are arranged on the inner wall of one side of the lift car, the inner wall of the side, where the first laser range finder and the second laser range finder are located, of the lift car is arranged right opposite to the lift car door, and a third laser range finder and a fourth laser range finder are arranged on the inner wall of the top of the lift car. The first laser range finder, the second laser range finder, the third laser range finder and the fourth laser range finder are all co