Bag mouth sewing mechanism of binding bag

The utility model discloses a pocket mouth sewing mechanism of a binding pocket, which belongs to the technical field of textile, and comprises a bottom plate, the top of the bottom plate is fixedly connected with a top box, the inside of the top box is slidably connected with a transverse plate, the right side of the transverse plate is fixedly connected with a protection box, and the inside of the right side of the protection box is slidably connected with two clamping plates. A flanging plate is movably installed on the top of the clamping plate located on the lower side, a right-angle plate is fixedly connected to the top of the top box, an air cylinder is fixedly connected to the interior of the right-angle plate, and a sewing needle is fixedly connected to the output end of the air cylinder. The device is reasonable in structural design, the function of mounting and dismounting the flanging plate is achieved through the protruding plate, the clamping plate and the spring, waste in the flanging plate can