Lapper for geotechnical cloth production and use method thereof

The invention discloses a lap former for geotechnical cloth production and a using method thereof. The lap former comprises a base, the base is in sliding connection with a long nut moving in the vertical direction, the base is rotationally connected with a screw, and the screw is in threaded connection with the long nut; the long nut is rotationally connected with a storage frame, one end of the storage frame is fixedly connected with a supporting frame, and an inner paper tube used for winding geotechnical cloth is arranged in the supporting frame; the storage rack is fixedly connected with a horizontal rod, and the horizontal rod is arranged on the side close to the supporting frame; the storage rack is further fixedly connected with a conical block and a stop block, and the stop block is arranged at the end away from the supporting frame. The device is convenient to operate, automatic replacement work of the inner paper tube can be achieved, meanwhile, automatic falling work of the wound inner paper tube