Cloth cutting machine with cutter convenient to replace

The cloth cutting machine comprises a machine body, the top of the machine body is sequentially and fixedly connected with a conveyor, a pressing roller, a cutting box and a driving box from left to right, a blade is arranged in the cutting box, and the front side and the rear side of the right side of the inner wall of the driving box are movably connected with sleeves. A threaded sleeve is fixedly connected to the interior of the sleeve, and a threaded rod is connected to the interior of the threaded sleeve in a threaded mode. The rotating handle is adopted to drive the rotating shaft to rotate, then the gear is driven to rotate, then the teeth are made to rotate through the synchronous belt, then the sleeve is made to rotate, and therefore the threaded sleeve is driven to rotate. The left side of the threaded rod is fixedly connected with the rectangular block, and the cross section of the through opening is rectangular, so that the threaded rod cannot rotate; and then the threaded rod moves to the left si