Gluing device for gluing the tail of a log and related method

摘要

A gluing device including a guide roller to guide the tail of the log; on the guide roller, retaining elements to engage and retain the tail on the guide roller; a gluing member, to apply a glue to the tail retained on the guide roller. There are also provided embossing members, arranged and controlled to emboss a portion of the tail of the log. The gluing member applies the glue to embossing protrusions formed by the embossing members.

主权项

1. A gluing device for gluing a tail of a log of web material, comprising:
a guide roller to guide the tail of the log; on said guide roller, retaining elements to engage and retain the tail on the guide roller; a gluing member to apply glue to the tail retained on said guide roller; embossing members adapted to emboss a portion of the tail of the log before glue is applied, said gluing member being adapted to apply said glue to embossing protrusions formed by said embossing members; and wherein said embossing members comprise embossing protuberances on said guide roller and a pressure member cooperating with said embossing protuberances.