Folding unit for pourable food product packaging machines

Abstract

There is described a folding unit (1) for producing packages (2) of pourable food products from sealed packs (3) having a longitudinal first axis (A) and comprising at least one end tab (14) to be folded and which projects in the direction of longitudinal first axis (A); end tab (14) comprises a central zone (17) and a pair of lateral zones (18) arranged on opposite sides of central zone (17); unit (1) comprises a conveying member (20) fed with a plurality of packs (3) and which feeds the pack (3) along a forming path (B), and folding means (24) which interact with each pack (3) along forming path (B) to fold relative first end tab (14) relative pack (3); folding means (24) comprise a plurality of surfaces (43) carried by conveying member (20) and cooperating with central zone (17) of end tab (14) of a relative pack (3), and movable between a first position and a second position with respect to relative pack (3) with which it cooperates; folding means (24) comprise a plurality of cams (80) carried by conveying member (20) and each cooperating, with a relative surface (43) for moving it between relative first and second positions.