Automatic stereoscopic warehouse goods shelf stand column connecting device

The utility model discloses an automatic stereoscopic warehouse goods shelf stand column connecting device which comprises at least two stand columns, the top faces and/or the bottom faces of the stand columns are each provided with at least one first connecting hole, every two adjacent stand columns are in end-to-end butt joint and can be detachably connected through the corresponding first connecting holes, and at least one side face of each stand column is provided with a second connecting hole. At least one limiting piece, wherein the two adjacent stand columns are connected in an end-to-end butt joint mode. And any side face of the limiting piece is provided with an opening to form a connecting groove, at least one side face of the other side faces is provided with a third connectinghole communicating with the connecting groove, and the third connecting hole is provided with a second connecting hole matched with the second connecting hole so that the fixing piece can penetrate through the third connectin