Conveying device with height limiting function for automatic yarn packaging

The utility model discloses a yarn automatic packaging transmission device with height limit function, including conveyer belt and support frame, the support frame is provided with the support rod, the top of support rod is connected with the mounting plate, the top of the mounting plate is provided with the top plate, the bottom of the top plate is provided with the limit component, the limit component is provided with the height limit component. A guide assembly is arranged above the conveying belt; the limiting assembly is used for limiting the height of the yarn and comprises a hydraulic rod arranged at the bottom of the top plate, the end, away from the top plate, of the hydraulic rod is connected with a limiting plate parallel to the top plate, and by arranging the limiting assembly, the height of the conveyed yarn can be limited, and partial unqualified yarn can be screened; and meanwhile, multiple yarns can be prevented from being stacked in the conveying process to influence packaging, and the practi