Paper sheet conveying belt

The paper conveying belt comprises two supporting plates fixedly arranged on the ground, belt wheel frames are fixedly connected to the opposite side faces of the supporting plates, two belt wheel shafts are rotationally connected between the two belt wheel frames, and the two belt wheel shafts are located at the two ends of the belt wheel frames correspondingly; two first belt wheels are arranged on the belt wheel shaft, a belt is connected between the first belt wheels, a power assembly used for providing power for the first belt wheels is arranged between the supporting plates, and through the matched clamping effect of the belt and a round belt, the round belt presses paper pieces to move in a following mode. According to the paper conveying device, paper can be conveyed stably without slipping and dislocation, the position of the movable round belt wheel can be adjusted, and therefore adjustment of pressure between a round belt and a belt is achieved, the pressure between the round belt and the belt is s