Transfer device for plate parts and transfer method for plate parts

The invention discloses a transfer device for plate parts. The transfer device comprises an AGV; the top of the AGV is provided with a storage device; the storage device comprises a base; a pluralityof storage frames are arranged on the base; the storage frames are arranged at equal intervals in the length direction of the base; each storage frame comprises a storage bottom plate sliding in the width direction of the base; a surrounding frame is arranged above a storage top plate; an upper placing port and side placing ports are respectively arranged at the upper part of the surrounding frameand on one sides in the width direction; and a linear driving mechanism for driving any storage frame to slide in the width direction is arranged on the base. According to the transfer device, the plate parts are vertically placed and transferred, so that it is convenient for a robot to store and take materials, and the automatic welding requirement of an automatic welding machine is met. In addition, the invention disclo