Concrete pipe pile casting forming device

The utility model discloses a concrete pipe pile casting forming device which comprises a supporting box, a left half pipe pile mold and a right half pipe pile mold, the left half pipe pile mold and the right half pipe pile mold are arranged on the surface of the supporting box, a stepping motor is installed on the surface of a bottom plate of the supporting box, and an output shaft of the stepping motor is fixedly connected with a lifting screw through a coupler. The outer wall of the lifting screw rod is in threaded connection with a connecting column, two supporting plates are symmetrically installed on the surface of the supporting box, a fixing box is fixedly connected to the tops of the supporting plates, a rotating shaft is rotationally connected into the fixing box through a bearing, and two sets of threaded grooves are formed in the outer wall of the rotating shaft; and connecting rods are in threaded connection with the outsides of the two sets of threaded grooves in the outer wall of the rotating s