Patent ID: 7310925

Claim:
In a boxing machine including: a magazine for flat folded box blanks, disposed in a pile, to be erected into corresponding boxes; a station for withdrawing and erecting said flat folded tubular blanks into boxes; a box conveying line extending beside said station for conveying erected boxes obtained from said folded box blanks and introduced, by a transversal movement, into seats made on said box conveying line; an article conveying line situated beside said box conveying line on a side opposite to said station; pushing means situated downstream of said station for transferring said article from the article conveying line into said boxes conveyed along said box conveying line; said station for withdrawing and erecting said flat folded tubular blanks includes: an auxiliary conveying line, that extends along a close loop path below said box conveying line and near to said magazine; withdrawing means for withdrawing said flat folded blank from bottom of said pile contained in said magazine and for placing withdrawn flat folded blanks onto said auxiliary conveying line; operating member associated to said auxiliary conveying line for receiving said blanks being erected into boxes; gripping suction cups associated to each operating member of said operating members, for engaging a lower side of one blank held by said withdrawing means; controlled erecting means situated in each operating member of said operating members for making edge-resting sides of a relevant blank rotate synchronously, about respective articulation lines adjoining said lower side, until a quadrilateral box is defined; transferring means situated in each operating member of said operating members for moving said box laterally with respect to said auxiliary conveying line for inserting said box into a corresponding seat on said box conveying line.