The invention discloses an intermittent folding machine, which comprises a machine frame, a prepared intestine conveying mechanism, a folding head, a rotating disc mechanism, a cutter mechanism and a prepared intestine withdrawing mechanism, wherein the prepared intestine conveying mechanism is arranged on the machine frame and is used for leading a prepared intestine to the folding head; the folding head is arranged on the machine frame, has a folding hole which is used for the prepared intestine to pass through and is provided with internal threads, and is used for fold the prepared intestine; the rotating disc mechanism is arranged on the machine frame, moves forward and backward under the drive of a drive mechanism and is used for leading the prepared intestine out of the folding headand placing the prepared intestines into the prepared intestine withdrawing mechanism when the cutter mechanism cuts the prepared intestine; the cutter mechanism is arranged on the machine frame, positioned between the folding head and the rotating disc mechanism and used for cutting the prepared intestine; and the prepared intestine withdrawing mechanism is arranged on the machine frame and is used for withdrawing the cut and folded prepared intestines. In the invention, through the folding of the prepared intestine by the folding head, a new variety adapting and meeting the requirements of users for automatic prepared intestine filling production is provided; and meanwhile, the volume and package cost of the prepared intestines are reduced, the working efficiency of workers is improved,and the competitive power of the enterprises is improved.