Intelligent access device and using method thereof

The invention relates to an intelligent access device, which comprises fixed mounts, sliding grooves, storage unit frames, sensors, a controller, driving mechanisms, code scanners and push mechanisms,wherein a storage groove is formed in the fixed mount; the sliding grooves are arranged in the upper surface of the bottom of the storage groove; the storage unit frames are arranged on the sliding grooves and are slidingly connected to the sliding grooves; the storage unit frames comprise two-dimensional codes and grooves on the rear surface of the frame; electromagnets are arranged in the grooves, and the rear surface of the frame is made from a transparent material; the sensors are used for detecting displacement positions of the storage unit frames; the controller is electrically connected to a display; the driving mechanisms comprise motors and ball screws; the code scanners are used for scanning two-dimensional code information and transmitting the scanned information to the controller; the push mechanisms