| 摘要 |
Preformed bag feeder for packaging machines that comprises buckets (4) containing the preformed bags (3) and first means (5) that pick up the successive bags (3) from the buckets (4) and supply them one by one to fastening clamps (2) located at a point of the trajectory of the transporter (6), said clamps (2) allowing the pick up of the successive bags (3), in the vertical position, by said transporter (6). The transporter (6) comprises, following the fastening clamps (2), a positioner (1) that carries out the horizontal and vertical alignment of the successive bags with respect to horizontal and vertical reference lines; arranging them in a fixed position wherein the lower extremity of the successive bags matches said horizontal reference line and the aforementioned bags are centered with respect to said vertical reference line. |
