Automatic strapping Machine of the working principle : Packing on Pree objects on the surface, the appropriate adjustment for the belt length, automatic machines for the band, operation will be packaged with a bypass - packaged, will take the lead in guiding groove along inserted dispatched fretting until the switch, the former top knives immediately, will be taking the lead in resisting, the knife immediately, will be cut off, at the same time, surface temperature of about 180 degrees hot knife inserted next had scallops in the middle, with polypropylene packaging hot melt surface. then quickly withdraw from the hot knife, the knife continues to rise, melting the pack with compress, welding firm, and the final cutter, former top knives, knife after the roof fell to fool release lasted for about one. 5 seconds to complete the process of single tied