The utility model discloses a point base stock bag system bag machine, its characterized in that: including the blowing frame, the part of rectifying, blowing traction element, sting the part in advance, the part is glued to the edge, fiber container profiled part, host computer traction element, supplementary traction element, collapse disconnected traction element, part and bag end profiled part form advance, host computer traction element comprises main carry over pinch rolls and main compression roller, it constitutes by collapsing disconnected carry over pinch rolls and collapsing disconnected compression roller to collapse disconnected traction element, supplementary traction element is including supplementary carry over pinch rolls, supplementary compression roller and cam, the luffing motion setting is done to supplementary carry over pinch rolls, supplementary compression roller rotates the top of locating supplementary carry over pinch rolls, the cam rotates the below of locating supplementary carry over pinch rolls, the slew velocity who collapses disconnected carry over pinch rolls equals the slew velocity of cam, the slew velocity of main carry over pinch rolls is less than the slew velocity who collapses disconnected carry over pinch rolls, the slew velocity of supplementary carry over pinch rolls is less than or equal to the slew velocity of main carry over pinch rolls. The utility model is used for the full -automatic system bag of point base stock bag, simple structure low in production cost, the system bag is of high quality.