The utility model relates to a flexible sheet automatic receiving machine comprising a receiving machine body, a first guiding mechanism, a conveying mechanism, a second guiding mechanism, a rotatingdisk and a receiving box. The conveying mechanism is horizontally arranged on the receiving machine body, and the first guiding mechanism is rotatably arranged on the receiving machine body; a fixingcylinder is longitudinally arranged on the receiving machine body, a moving member is longitudinally arranged on a baffle and is inserted into the fixing cylinder, and a threaded ring is rotatably arranged on the fixing cylinder and is in threaded connection with the moving member; a guiding plate is obliquely arranged on the baffle; the second guiding mechanism is obliquely arranged on the receiving machine body; the receiving box is arranged on a rotating disc, and a rotating member is rotatably arranged on the receiving machine body and connected to the rotating disc; the output end of a first motor is provided with a first output shaft; and the first output shaft is in transmission connection with the rotating member. The flexible sheet automatic receiving machine can achieve automaticreceiving operation of flexible sheets, is simple in operation, convenient to use and relatively stable in operation process, significantly improves the receiving efficiency, reduces the labor cost,and enables the flexible sheets to be conveniently taken out.