Polypropylene fiber double-twill filter cloth foaming box

The utility model discloses a polypropylene fiber double-twill filter cloth foaming box, which belongs to the technical field of filter cloth foaming boxes, and comprises a box body and a cover plate, a rectangular groove is arranged at the top of the outer surface of the box body, a rectangular ring block is fixedly connected with the bottom of the outer surface of the cover plate, the outer surface of the rectangular ring block is clamped with the inner wall of the rectangular groove, and the rectangular ring block is fixedly connected with the rectangular groove. Efficient feeding protection devices are arranged on the inner wall and the outer surface of the box body, and an auxiliary fixing device is arranged at the bottom of the cover plate. According to the polypropylene fiber double-twill filter cloth foaming box, the efficient feeding protection device is arranged, and the length of the feeding plate is twice that of the box body, so that when one half of the feeding plate slides into the box body, th