Sealing all-in-one machine for vacuum packaging of fruit and vegetable crisp chips

The invention relates to the technical field of food packaging, in particular to a sealing all-in-one machine for vacuum packaging of fruit and vegetable crisp chips, a rotary conveying mechanism comprises a plurality of inner bag supporting rings moving in the circumferential direction, clamping jaws for clamping the two sides of an opening of an inner bag are arranged on the two sides of each inner bag supporting ring respectively, and an outer bag sleeving mechanism comprises an outer sleeve ring; an opening groove is formed in the rear end of the outer sleeve ring, a clamping jaw for clamping an opening of an outer bag is arranged on one side of the center of the outer sleeve ring, and when a fixing plate of the air exhaust and inflation integrated mechanism falls, an air exhaust pipe head and an air exhaust pipe head are inserted into the opening of the inner bag and the opening of the outer bag correspondingly; the rubber transverse column is used for clamping the exhaust pipe head, the exhaust pipe hea