| 摘要 |
<p>An automated apparatus for feeding and positioning strips in machines for making rectangular frames which are equipped with four stapling units for joining, by steel staples, the strips (L1-L4) that form the frames, the strips being picked from corresponding conveyor belts (N1-N4) and being transferred and positioned correctly in the stapling units by four motorized carriages (A-B-C-D) which are provided with rotating arms fitted with clamps (7) for gripping the individual strips and move on respective guides, which are parallel to the conveyor belts that feed the strips for a first couple of the carriages (A,B) and are perpendicular to the conveyor belts for a second couple of the carriages (C,D). <IMAGE></p> |
