Battery extracting mechanism of full-automatic AGV battery replacement system

The present invention discloses a battery extracting mechanism of a full-automatic AGV battery replacement system. The battery extracting mechanism includes a horizontal rolling device, a middle supporting plate, connecting rods, four guide columns, linear bearings, a lifting plate, a lifting driving device and a claw device; rolling wheels are arranged on the horizontal rolling device, and the four corners of the middle supporting plate are fixed to the four corners of the bottom of the horizontal rolling device through the four connecting rods respectively; each linear bearing is fixed at the corresponding corner of the middle supporting plate; the upper ends of the four guide columns are connected with the four linear bearings in a sliding mode respectively, and lower ends of the four guide columns are fixed at the four corners of the lifting plate; the lifting driving device is installed on the middle supporting plate and drives the lifting plate to ascend and descend; the claw device is arranged on the l