Plant for laser scoring and laminating or vice versa a resealable label on a web material with option to dispense with lamination. The plant comprises:
an unwinder station (A) from which a web (11) is fed to a support and guiding
a laser station (B1) included in a guided passage of the above-mentioned web (11);
a labelling station (B2) included in another guided passage of the above-mentioned web (11), and
a slitter-rewinder station (C) to rewind and or slit the web (11) after treatment in the laser station (B1) and in the labelling station (B2),
wherein the web (11) of flexible material is selectively driven to pass firstly through the laser station (B1) and then through the labelling station (B2) or the other way around, or to pass only through the laser station (B1).
Plant for laser scoring and laminating or vice versa a resealable label on a web material with option to dispense with lamination. The plant comprises:
an unwinder station (A) from which a web (11) is fed to a support and guiding
a laser station (B1) included in a guided passage of the above-mentioned web (11);
a labelling station (B2) included in another guided passage of the above-mentioned web (11), and
a slitter-rewinder station (C) to rewind and or slit the web (11) after treatment in the laser station (B1) and in the labelling station (B2),
wherein the web (11) of flexible material is selectively driven to pass firstly through the laser station (B1) and then through the labelling station (B2) or the other way around, or to pass only through the laser station (B1).
A method that implements the facility is proposed.
B65H 35/00 - Délivrance d'articles à partir de machines à découper ou à perforer linéairementAppareils délivrant des articles ou des bandes, comportant des dispositifs pour couper ou perforer linéairement, p. ex. distributeurs de bande adhésive
B23K 26/364 - Gravure au laser pour faire une rainure ou une saignée, p. ex. pour tracer une rainure d'amorce de rupture
B23K 26/082 - Systèmes de balayage, c.-à-d. des dispositifs comportant un mouvement relatif entre le faisceau laser et la tête du laser
Printing machine, for printing a laminar web, comprising a feeding unit (10) defining a printing area (A); an inkjet printing station (20) comprising a plurality of inkjet printing modules (21) slidably arranged along a transverse guide (22); a positioning device (30) adapted to precisely slide the inkjet printing modules (21) along the transverse guide (22); wherein each inkjet printing module (21) includes a first coupling (31) and is independent from other inkjet printing modules (21) allowing an independent movement of each inkjet printing module (21) along the transverse guide (22); and the positioning device (30) includes a second coupling (32) complementary to each first coupling (31), the second coupling (32) being releasably engageable to each first coupling (31) in an automatic manner, the positioning device (30) being configured to precisely slide each inkjet printing module (21) engaged thereto, along the transverse guide (22).
B41J 2/51 - Machines à écrire ou mécanismes d'impression sélective caractérisés par le procédé d'impression ou de marquage pour lequel ils sont conçus caractérisés par le procédé de formation de caractères applicable à plusieurs types de procédés d'impression ou de marquage à partir d'un ensemble d'éléments d'impression identiques du type à impression en série
B41J 25/34 - Têtes ou chariots d'impression remplaçables
B41J 15/16 - Moyens pour maintenir la bande sous tension ou pour l'enrouler
B41J 25/308 - Mécanismes mobiles pour têtes d'impression ou chariots mobiles vers ou à partir de la surface du papier avec des mécanismes de réglage de la distance entre l'élément d'impression et le matériau d'impression
B41J 25/304 - Mécanismes mobiles pour têtes d'impression ou chariots mobiles vers ou à partir de la surface du papier
B41J 11/00 - Dispositifs ou agencements pour supporter ou manipuler un matériau de copie en feuilles ou en bandes
B41F 33/02 - Aménagements des dispositifs indicateurs, p. ex. des compteurs
B41F 33/00 - Dispositifs indicateurs, dispositifs de comptage, d'avertissement, de commande ou de sécurité
B41F 19/00 - Appareils ou machines pour effectuer des opérations d'impression en combinaison avec d'autres opérations
B41J 3/54 - Machines à écrire ou mécanismes d'impression ou de marquage sélectif caractérisés par le but dans lequel ils sont construits avec plusieurs séries de caractères ou d'éléments d'impression
B41F 13/02 - Entraînement ou guidage des bandes à l'intérieur des presses ou des machines
3.
Ink-jet print heads protecting system in a digital printing machine
The present invention relates to an ink-jet print heads protecting system in a digital printing machine, wherein the module comprises a chassis (1), rollers (2), and a plurality of digital printing units (10), each with a bridge (11) with guides (12) and a sliding carriage (13) with ink-jet print heads (14), one part of each guide overlapping the band and another part projecting beyond the band path, the carriage being movable between the printing and maintenance positions; and in that each bridge is attached to the chassis by of a position adjustment device (20) and an articulation (25) that are spaced apart or by two position adjustment devices (20) that are spaced apart.
B41J 2/21 - Machines à écrire ou mécanismes d'impression sélective caractérisés par le procédé d'impression ou de marquage pour lequel ils sont conçus caractérisés par la mise en contact sélective d'un liquide ou de particules avec un matériau d'impression à jet d'encre pour l'impression à plusieurs couleurs
B41J 25/308 - Mécanismes mobiles pour têtes d'impression ou chariots mobiles vers ou à partir de la surface du papier avec des mécanismes de réglage de la distance entre l'élément d'impression et le matériau d'impression
B41J 25/00 - Mécanismes ou mouvements non prévus ailleurs
4.
Method for controlling the operation of a printing press and a flexographic printing press for implementing said method
The present invention relates to a method for controlling the operation of a printing press and a flexographic printing press for implementing said method, wherein the method comprises performing the following steps: a) capturing information from at least one image printed by said printing press; and b) comparing said information captured from said printed image with at least some digital-format information predetermined in prepress, or digital prepress information, including at least one part of the image to be printed. The method comprises adjusting the pressure and/or register setting of one or more printing units of the printing press, using at least the result of the comparison in said step b). The press is designed in order to implement the method.
B41F 33/00 - Dispositifs indicateurs, dispositifs de comptage, d'avertissement, de commande ou de sécurité
B41F 3/44 - Presses à cylindre, c.-à-d. presses comportant nécessairement au moins un cylindre coopérant avec au moins un marbre plan de structure spéciale ou pour emploi particulier pour l'impression en une ou plusieurs couleurs sur un côté de la bande, ou en retiration, c.-à-d. en une ou plusieurs couleurs sur les deux côtés de la bande
5.
Automatic handling and transport device for printing sleeves
An automatic handling and transport device for printing sleeves that includes a holding support (10) for printing sleeves (60) and a clamping carriage (20) connected to a motorized carriage (30) for a guided movement of the clamping carriage (20) between a gripping position for gripping sleeves (60) and a transport position, and a mobile handling unit (90) carrying the holding support (10). The holding support (10) has an inner core (12) attached to the mobile handling unit (90), and the holding support (10) is coupled to the core (12) or to the mobile handling unit (90) through adaptable support means (40), which provide a relative movement with respect to the core (12) to at least one of the two ends of the holding support (10). The connection of the clamping carriage (20) to the motorized carriage (30) comprises adaptable means (49) that allow a relative movement between the clamping carriage (20) and the motorized carriage (30).
B41N 6/00 - Blocs de montageDispositifs de mise en train, p. ex. hausses, béquetsFixation par des moyens chimiques, p. ex. vulcanisation
B41F 27/10 - Dispositifs de fixation des clichés ou des éléments d'impression à leurs supports pour fixer les clichés courbes non déformables sur les cylindres de clichés
6.
Variable format offset printing machine having a central impression cylinder
Variable format offset printing machine having a central impression cylinder The printing machine comprises a central impression cylinder (1) on which a web printable substrate (B) is supported and a plurality of printing stations arranged around the central impression cylinder (1). Each printing station comprises a blanket cylinder (2) of variable diameter, a plate cylinder (3) of variable diameter, and an offset inking unit (4). Said blanket cylinder (2), plate cylinder (3) and offset inking unit (4) are individually movable between respective withdraw positions and respective multiple working positions for different diameters of the blanket and plate cylinders (2, 3). At least one of said printing stations has the axis of the blanket cylinder (2) and the axis of the plate cylinder (3) comprised in an inclined first plane (P1) which does not comprise the axis of the central impression cylinder (1) at any of said multiple working positions for different diameters of the blanket and plate cylinders (2, 3).
B41F 5/24 - Rotatives typographiques pour impression flexographique
B41F 7/10 - Rotatives lithographiques pour l'impression offset utilisant un cylindre d'impression unique coopérant avec plusieurs cylindres de report pour impression sur feuilles ou sur bandes, p. ex. unités d'impression satellite
B41F 13/00 - Parties constitutives communes aux machines ou presses rotatives
B41F 13/20 - Supports de cylindres de clichés, d'offset ou d'impression
B41F 13/30 - Paliers montés sur des supports à glissement
B41F 13/44 - Aménagements permettant d'interchanger des cylindres de format différent pour permettre à la machine de travailler sur des surfaces de différentes grandeurs
b) of the central impression drum for applying water-based inks or solvent-based inks on the web substrate (S), and at least one drying unit (61-69) arranged between each pair of adjacent printing groups. The first drying unit located in a larger space between the first printing group (51) and the subsequent printing group (53) and/or the last drying unit located in a larger space between the last printing group (60) and the preceding printing group (58) is an extensive drying unit (61, 69) providing an exposure time to a drying agent longer than the remaining drying units.
B41F 23/04 - Dispositifs pour traiter la surface des feuilles, bandes ou autres objets en relation avec l'impression par séchage à chaud, refroidissement ou application de poudres
B41F 5/24 - Rotatives typographiques pour impression flexographique
b), each carriage (40, 41) including a clamp (42, 43) that holds the ends of the winding shafts (10, 11) in a horizontal plane during the formation of a reel on any of said winding shafts (10, 11) and as the reel is moved into an unloading position.
The printing machine has a central impression cylinder (1) on which a web printable substrate (B) is supported and a plurality of printing stations arranged around the central impression cylinder (1). Each printing station includes a blanket cylinder (2) of variable diameter, a plate cylinder (3) of variable diameter, and an offset inking unit (4). The blanket cylinder (2), plate cylinder (3) and offset inking unit (4) are individually movable between respective withdrawn positions and respective multiple working positions for different diameters of the blanket and plate cylinders (2, 3). At least one of the printing stations has the axis of the blanket cylinder (2) and the axis of the plate cylinder (3) in an inclined first plane (P1), which does not include the axis of the central impression cylinder (1) at any of the multiple working positions for different diameters of the blanket and plate cylinders (2, 3).
B41F 7/10 - Rotatives lithographiques pour l'impression offset utilisant un cylindre d'impression unique coopérant avec plusieurs cylindres de report pour impression sur feuilles ou sur bandes, p. ex. unités d'impression satellite
B41F 13/00 - Parties constitutives communes aux machines ou presses rotatives
B41F 13/20 - Supports de cylindres de clichés, d'offset ou d'impression
B41F 13/30 - Paliers montés sur des supports à glissement
B41F 13/44 - Aménagements permettant d'interchanger des cylindres de format différent pour permettre à la machine de travailler sur des surfaces de différentes grandeurs
The printing machine for variable format offset includes a printing roller or drum, and at least one printing group including a guide system fixed in relation with the printing roller or drum, a first carriage displaceable along the guide system and configured for supporting a rubber-wrapped blanket roller or sleeve of variable size, a second carriage displaceable along the guide system and configured for supporting a plate roller or sleeve of variable size, and a third carriage displaceable along the guide system carrying an offset inking head. The head has devices for approximating the third carriage to the plate roller, identifying and fixing its working position in relation with the plate sleeve and fitting ink-supplying roller or rollers to the plate roller.
brevets