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1. 发明授权

US11628645B2 Device for micro-embossing of paper and paper processing line comprising said device 有权
公开(公告)号：US11628645B2
公开(公告)日：2023-04-18
申请号：US16621121
申请日：2018-06-13
申请人： GAMBINI S.P.A.
发明人： Fabio Picchi , Giovanni Buffa
IPC分类号： B31F1/07 , B65H16/00 , B65H18/08 , B65H37/04 , D21F3/02 , D21F3/08 , D21F11/00 , D21H27/02
摘要： A device for micro-embossing paper includes at least one micro-embossing unit to micro-emboss a wet paper ply. The micro-embossing unit includes a micro-embossing cylinder and a counter cylinder facing the micro-embossing cylinder at an embossing area where the wet paper ply is subjected to micro-embossing, and a heater to dry the wet paper ply. The micro-embossing cylinder includes a side surface partially wrapped by the wet paper ply. The heater heats at least one portion of the side surface partially wrapped by the wet paper ply to dry the wet paper ply.

2. 发明申请

US20220314571A1 EMBOSSING GROUP WITH INTERCHANGEABLE ROLLERS 有权
公开(公告)号：US20220314571A1
公开(公告)日：2022-10-06
申请号：US17711210
申请日：2022-04-01
申请人： GAMBINI S.P.A.
发明人： Giovanni BUFFA , Fabio Picchi , Paolo Lazzareschi
IPC分类号： B31F1/07
摘要： An embossing group with interchangeable rollers for the surface processing of tissue paper comprises a frame (13) bearing three pairs of steel embossing rollers (17), each pair being movable between a first operative position for embossing two paper plies (11, 12) and rest positions, as well as it comprises two rubber-coated rollers (19, 20) which can be coupled with the pair of embossing rollers (17) placed in the operative position, and it further comprises two pairs of rotating supports (14, 15), wherein each one is provided with three arms (16), each one bearing at the end a locking element (18) for one end of an embossing roller (17), the rotating supports (14, 15) being constrained to the frame (13) rotating around their own central axis.

3. 发明授权

US10569982B2 Method and apparatus for joining the ply of a reel of paper in depletion with the initial flap of a new reel 有权
公开(公告)号：US10569982B2
公开(公告)日：2020-02-25
申请号：US15849814
申请日：2017-12-21
申请人： GAMBINI S.p.A.
发明人： Giovanni Buffa , Fabio Picchi
IPC分类号： B65H19/18 , B65H19/10 , B65H23/04 , H02N13/00
摘要： The present invention concerns a method for joining the ply of a reel of paper in depletion with the initial flap of a new reel, as well as an apparatus adapted for carrying out such a method.Thanks to the method according to the present invention, and to the apparatus suitable for carrying it out, the joining of the reels takes place without using gluing means, like for example the double-sided tape used in known methods, avoiding the relative drawbacks, the adhesion between the plies of the reels to be joined taking place by electrostatic attraction.

4. 发明授权

US11325803B2 Gluing device of an end edge of a log 有权
公开(公告)号：US11325803B2
公开(公告)日：2022-05-10
申请号：US16819379
申请日：2020-03-16
申请人： GAMBINI S.p.A.
发明人： Fabio Picchi , Giovanni Buffa
IPC分类号： B65H37/02 , B65H19/29 , B05C1/02
摘要： A gluing device of an end edge of a log including an introduction assembly into the gluing device of a log, a handling assembly for a log associated to detection device of the end edge and including a pair of rolls for advancement and holding in rotation of the log, a glue dispensing assembly and a transfer assembly of the log including a transfer plane positioned downstream of the lower handling roller. The glue dispensing assembly is placed in series between the lower handling roll and the transfer plane and includes a transverse tank for the glue, housing cyclically movable glue transfer members. The transverse tank is provided with an upper cover provided with a plurality of openings provided in succession side by side at a set distance along a transverse row. The movable glue transfer members include a plurality of tips provided in succession along a transverse row, alternatively projecting through the relevant openings and retracted within the transverse tank because of the cyclical movement.

5. 发明授权

US10994959B2 Apparatus and method for unwinding reels and for joining a ply between two reels 有权
公开(公告)号：US10994959B2
公开(公告)日：2021-05-04
申请号：US16268808
申请日：2019-02-06
申请人： GAMBINI S.p.A.
发明人： Fabio Picchi , Giovanni Buffa
IPC分类号： B65H19/20 , B65H19/18
摘要： An apparatus, and a related method, for unwinding reels and for joining a ply between two reels including a first unwinder adapted to unwind a first reel, a second unwinder adapted to unwind a second reel, a joining device adapted to join a first ply belonging to the first reel with a second ply belonging to the second reel, the joining device including a first pulling bar is able to pull a flap of the first ply along a joining path with the second ply, a second pulling bar is adapted to pull a flap of the second ply along a joining path with the first ply, joining means configured to join, in a joining point along the joining path, the flap of the first ply with the second ply or the flap of the second ply with the first ply, first cutting means configured to cut the first ply or the second ply upstream of the joining point where the joint is performed between the first ply and the second ply, and second cutting means configured to cut the flap of the first ply or the flap of the second ply downstream of the joining point.

6. 发明授权

US10946409B2 Device and method for applying adhesive to cores by a dispensing means while the cores move along a feed direction, the cores used to produce a log 有权
公开(公告)号：US10946409B2
公开(公告)日：2021-03-16
申请号：US16033622
申请日：2018-07-12
申请人： GAMBINI S.p.A.
发明人： Giovanni Buffa , Fabio Picchi
IPC分类号： B65H19/28 , B05B13/04 , B05C13/02 , B05D1/42 , B05C5/02 , B05C11/10 , B05B9/04 , B05B12/12 , B05D1/40 , B05B13/02 , B05C11/11 , B31B50/62
摘要： A device (1) applies adhesive to cores which are used to produce a log includes a moving means (3) configured to cause at least one core (5) to advance along a feed direction (A) and a dispensing means (7) configured for dispensing an amount of adhesive (9) on the core (5). The dispensing means (7) are moveable along an application direction (B) substantially orthogonal to the feed direction (A) and are configured to selectively dispense an amount of adhesive (9) along portions (11) of the core (5) during movement along the application direction (B).

7. 发明申请

US20180319616A1 GLUING GROUP FOR A REWINDING MACHINE FOR APPLYING GLUE TO AN END EDGE OF A LOG, REWINDING MACHINE BEARING SUCH GROUP AND RELATED GLUING METHOD 审中-公开
公开(公告)号：US20180319616A1
公开(公告)日：2018-11-08
申请号：US15968177
申请日：2018-05-01
申请人： GAMBINI S.p.A.
发明人： Giovanni Buffa , Fabio Picchi
IPC分类号： B65H37/02 , B65H18/08
摘要： A gluing group for a rewinding machine for applying glue to an end edge of a log comprising a delivery roller (12) supported in an idle manner by supporting and translation guiding elements (15, 16), delivery means (20) for delivering a glue line (11′″) on one of the generatrices of the delivery roller (12), a linear actuator (30) connected to said delivery roller (12) to transmit the approaching and distancing movement of the delivery roller (12) against the paper (11) being wound onto a contrast roller (115).A rewinding machine comprising such gluing group and a related method for gluing the end edge also form part of the invention.

8. 发明授权

US11465309B2 Paper roll cutting device and related cutting method 有权
公开(公告)号：US11465309B2
公开(公告)日：2022-10-11
申请号：US17151757
申请日：2021-01-19
申请人： GAMBINI S.P.A.
发明人： Fabio Picchi , Giovanni Buffa
IPC分类号： B26D3/16
摘要： A paper roll cutting device comprises a rotating motorized arm (20), provided with a rotation axis (21) fixed in the space, and at least one cutting blade (30) to cut at least a paper stick (100) obtaining said paper rolls connected to the rotating motorized arm (20), wherein the rotation axis (31) of the cutting blade (30) is cyclically movable during the rotation of the motorized arm (20), the distance between the rotation axis (21) of the rotating arm (20) and the rotation axis (31) of the cutting blade (30) being progressively cyclically variable during the rotation of the motorized arm (20) with a minimum distance at the lower point of the rotation trajectory of the cutting blade (30).

9. 发明授权

US11084678B2 Rewinding machine and relative method for rewinding and forming a roll of paper 有权
公开(公告)号：US11084678B2
公开(公告)日：2021-08-10
申请号：US16225590
申请日：2018-12-19
申请人： GAMBINI S.p.A.
发明人： Fabio Picchi , Giovanni Buffa
IPC分类号： B65H19/22 , B65H18/20 , B65H18/28
摘要： A rewinding machine and a related method, the machine including three rollers having axes parallel to one another and perpendicular to the advancing direction of the paper, where two lower and upper winding rollers collaborate with a third oscillable roller under pressure on a roll or log being formed identifying a winding area, where the paper being wound passes over the upper winding roller and the finished roll comes out from an outlet opening defined between the lower roller and the third roller, where the cores for the rolls are fed one after the other by a conveyor and inserted by a thruster in a channel formed beneath the upper roller, the lower and upper winding rollers being supported in rotation at the ends of their axes in a mobile manner and being associated with an actuator device for a translation in a direction parallel to a first straight line joining the axes of the lower and upper winding rollers and symmetrical with respect to a growth straight line of the roll, where the growth straight line of the roll is arranged perpendicular to the first straight line joining the two axes of the lower and upper winding rollers and equally spaced between them.

10. 发明授权

US10815060B2 Buffer apparatus for cores made of paper material, for production lines of toilet rolls or absorbent paper rolls or similar paper or absorbent materials 有权
公开(公告)号：US10815060B2
公开(公告)日：2020-10-27
申请号：US15970030
申请日：2018-05-03
申请人： GAMBINI S.p.A.
发明人： Giovanni Buffa , Fabio Picchi
IPC分类号： B65G1/08 , B65H19/30 , B65G47/51 , B65G1/12 , B65G1/127
摘要： A buffer (1) for paper cores comprises: a structure (2); a plurality of planes (5), arranged one over the other for accumulating cores; a mechanism (6) for feeding the cores associated with the planes (5) to provide the cores being fed; a first device (11) for transferring cores by the mechanism (6) to one of the planes (5), the first device (11) being interposed between the mechanism (6) and the planes (5) and being movable from one plane (5) to another in order to transfer the cores to the latter; a mechanism (16) associated with the planes (5) in order to discharge the accumulated cores; a second transferring device (21), interposed between the planes (5) and the mechanism (16), for transferring cores from the planes (5) to the mechanism (16), the second device (21) being movable from one plane (5) to another in order to empty the planes (5).

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