How the tarp tensioner manufacturer tarp tensioner works: First, remove the pressure band slot by operating the pressure band slot handle, place the packing tape on the band support member, and control the pressure band slot handle to close the pressure band slot. This design effectively prevents packing tape spillage. The packing belt is lined with packing articles, the packed packing belt is wrapped around the fixed slot of the packing belt, the tensioning handle is operated, and the engagement of the packing belt rotates synchronously. Tensioning handle and tensioning device, the package is wrapped. The belt is tightened synchronously. After reaching the pack tensioner tensioning requirement, the excess strapping is placed on the cutting device, the handle of the cutting device is used to cut off the excess strapping, and the packing knife is used to lock the whole packing process. Embodiments of the present invention have been described in detail above, but are not intended to limit the scope of the present invention. All changes and improvements according to the scope of the present application shall still fall within the scope of the product of the present invention.