Labor-saving device for operation of packing machine

The invention discloses a packaging machine operation labor-saving device which comprises a fixing assembly, the fixing assembly comprises a parallel air cylinder fixing base, an air cylinder fixing base, an electronic switch mounting base and an electronic switch, the air cylinder fixing base and the electronic switch mounting base are fixed to the side edge of a packaging machine operation table, and the electronic switch is fixed to the electronic switch mounting base through a clamping groove; the parallel air cylinder fixing seat is fixed above the air cylinder fixing base; the working assembly comprises a parallel air cylinder structure and an air cylinder connecting rod, the parallel air cylinder structure is arranged on the parallel air cylinder fixing seat, a head piston rod of the parallel air cylinder structure is connected with the tail of the air cylinder connecting rod, and the head of the air cylinder connecting rod is connected with an operating rod of the mechanical operating structure. The p