Corrugated carton processing folding device capable of effectively positioning

The folding device comprises a base, a servo motor and an electric air cylinder, a limiting plate is welded to one side of the top of the base, a first rotating shaft is movably installed at the bottom of the interior of a first device bin, a rotating rod is fixedly arranged on the outer side of the first rotating shaft in a sleeving mode, and a second rotating shaft is fixedly arranged on the outer side of the first rotating shaft in a sleeving mode. A second rotating shaft is mounted on the inner wall of the first device bin through a bearing, mounting frames are welded to the four corners of the top of the base, a lead screw is fixedly connected to the output end of a servo motor, an electric air cylinder is welded to the bottom of the lead screw, and a clamping plate is fixedly connected to the side edge of a pressing roller; a rack is welded to the side, away from the clamping plate, of the pressing roller and penetrates through the first device bin. According to the corrugated carton processing folding