The utility model discloses an automatic bag opening
machine, including work table, and install on the
sewing machine of work table,
laser cutting mechanism, the mobile mechanism that can move to the left and right in front and back, at least two material board of circulating feeding fabric, the fixed mechanism of connection in mobile mechanism, folding knife mechanism, positioning mechanism and circulating feeding mechanism are equipped with the open line subassembly on the fixed mechanism, and the open line subassembly bottom is equipped with rack and fabric limiting portion, and the fabric required sewing is clamped between the open line subassembly and fixed component, and through rack and fabric limiting portion carries out double limiting to fabric, and when working, it is more stable, prevents the vibration during sewing process to lead to the unneat of pocket sewing, makes the pocket more neat, beautiful of producing.