A printing assembly (12) for a flexographic printing device (10) is proviced, comprising a doctor blade (20), an anilox roll (18), a printing cylinder (14) and a central drum (22), wherein the printing cylinder (14) is surrounded by a printing cliché (16), and wherein the printing assembly (12) comprises two support rings (32) arranged on opposite ends of the printing cylinder (14) outside the printing cliché (16), the outer diameter of the support rings (32) being bigger than the diameter of the printing cylinder (14).
The invention relates to a sealing system, the sealing system comprising two first sealing members (62) which are each disposed at opposite lateral ends (56) of a doctor blade chamber (48), and two second sealing members (64) which are each disposed at opposite lateral ends (60) of the rotatable roller (46), wherein in operational mode, each of the two first sealing members (62) is in rotating contact with each of the two second sealing members (64) such that a leakage of ink at the opposite lateral ends (56) of the doctor blade chamber (48) is prevented.
The invention relates to a rotary printing press (10) for printing substrates (18), comprising a substrate transport system (12) which comprises a winder station (14) and an unwinder station (16) configured to transport a substrate (18) during a printing process along a printing handling path (19) from the unwinder station (16) to the winder station (14), wherein the rotary printing press (10) further comprises at least one cleaning unit (46) which is assigned to the printing handling path (19) and adapted to remove ink from the front side of the substrate (18). Further, the invention relates to a method for cleaning a substrate (18).
A printing system (10) is provided for printing on a material, comprising an ink formulation module (12) comprising at least one ink reservoir (14) and an ink adjustment system (16), a printing unit (18) for applying ink to the material, a sensor module (22) comprising at least one probe (24) for generating color measurement data, and a control module (25) being connected to the ink formulation module (12), the sensor module (22) and the printing unit (18). The color measurement data comprises at least one ink color value of the ink before being applied on the material by the printing unit (18). The control module (25) is configured to receive the color measurement data from the sensor module (22) and to transmit an ink adjustment request to the ink formulation module (12), wherein the ink formulation module (12) is configured to adjust the ink composition of the ink in the at least one ink reservoir (14) based on the ink adjustment request.
Machines and machine parts for shaping, coating and
laminating for the manufacture of packaging and labels;
machines and machine parts for cutting, embossing, scoring
and stamping for the manufacture of packaging and labels;
folding-gluing machine parts and machines; printing machines
and printing machine parts; hydraulic, pneumatic and
mechanical control apparatus for the aforesaid goods;
component parts and spare parts for the aforesaid goods.
Machines and machine parts for shaping, coating and
laminating for the manufacture of packaging and labels;
machines and machine parts for cutting, embossing, scoring
and stamping for the manufacture of packaging and labels;
folding-gluing machine parts and machines; printing machines
and printing machine parts; hydraulic, pneumatic and
mechanical control apparatus for the aforesaid goods;
component parts and spare parts for the aforesaid goods.
Machines and machine parts for shaping, coating and
laminating for the manufacture of packaging and labels;
machines and machine parts for cutting, embossing, scoring
and stamping for the manufacture of packaging and labels;
folding-gluing machines and machine parts; printing machines
and printing machine parts; hydraulic, pneumatic and
mechanical control apparatus for the aforesaid goods;
component parts and spare parts for the aforesaid goods.
9.
Printing plate and method for detecting a position thereof
A printing plate (10) having at least one optical marker (12, 14) for detecting a position of the printing plate (10) is described. The optical marker (12, 14) comprises an optically detectable structure (18) being positioned within a periphery (20) of the marker (12, 14). Furthermore, a method for detecting a position of a printing plate (10) is presented. Additionally, a control unit (38) for a system (36) for detecting a position of a printing plate (10) and a system (36) for detecting a position of a printing plate (10) are explained. Moreover, a computer program comprising computer readable program code means for causing steps of the method is defined.
B41F 27/00 - Dispositifs de fixation des clichés ou des éléments d'impression à leurs supports
B41F 33/00 - Dispositifs indicateurs, dispositifs de comptage, d'avertissement, de commande ou de sécurité
G06V 10/42 - Extraction de caractéristiques globales par l’analyse du motif entier, p. ex. utilisant des transformations dans le domaine de fréquence ou d’autocorrélation
G06V 10/75 - Organisation de procédés de l’appariement, p. ex. comparaisons simultanées ou séquentielles des caractéristiques d’images ou de vidéosApproches-approximative-fine, p. ex. approches multi-échellesAppariement de motifs d’image ou de vidéoMesures de proximité dans les espaces de caractéristiques utilisant l’analyse de contexteSélection des dictionnaires
G06V 10/24 - Alignement, centrage, détection de l’orientation ou correction de l’image
G06V 10/44 - Extraction de caractéristiques locales par analyse des parties du motif, p. ex. par détection d’arêtes, de contours, de boucles, d’angles, de barres ou d’intersectionsAnalyse de connectivité, p. ex. de composantes connectées
(1) Machines et parties de machines de façonnage, d'enduction et de contrecollage pour la fabrication des emballages et des étiquettes; machines et parties de machines de découpage, de gaufrage, de refoulage et d'estampage pour la fabrication des emballages et des étiquettes; machines et parties de machines plieuses-colleuses; machines et parties de machines d'impression; appareils de commande hydrauliques, pneumatiques et mécaniques pour les produits précités; parties constitutives et pièces de rechange pour les produits précités.
Machines and machine parts for shaping, coating and laminating for the manufacture of packaging and labels; machines and machine parts for cutting, embossing, scoring and stamping for the manufacture of packaging and labels; folding-gluing machine parts and machines, namely, machines and machine parts for folding and gluing industrial paper and cardboard boxes; printing machines and printing machine parts for commercial or industrial use; hydraulic, pneumatic and mechanical control apparatus for the aforesaid goods; component parts and spare parts for the aforesaid goods
(1) Machines et parties de machines de façonnage, d'enduction et de contrecollage pour la fabrication des emballages et des étiquettes; machines et parties de machines de découpage, de gaufrage, de refoulage et d'estampage pour la fabrication des emballages et des étiquettes; machines et parties de machines plieuses-colleuses; machines et parties de machines d'impression; appareils de commande hydrauliques, pneumatiques et mécaniques pour les produits précités; parties constitutives et pièces de rechange pour les produits précités.
Machines and machine parts for shaping, coating and laminating for the manufacture of packaging and labels; machines and machine parts for cutting, embossing, scoring and stamping for the manufacture of packaging and labels; folding-gluing machine parts and machines, namely, machines and machine parts for folding and gluing industrial paper and cardboard boxes; printing machines and printing machine parts; hydraulic, pneumatic and mechanical control apparatus for the aforesaid goods; component parts and spare parts for the aforesaid goods
(1) Machines et parties de machines de façonnage, d'enduction et de contrecollage pour la fabrication des emballages et des étiquettes; machines et parties de machines de découpage, de gaufrage, de refoulage et d'estampage pour la fabrication des emballages et des étiquettes; machines et parties de machines plieuse-colleuse; machines et parties de machines d'impression; appareils de commande hydrauliques, pneumatiques et mécaniques pour les produits précités; parties constitutives et pièces de rechange pour les produits précités.
Machines and machine parts for shaping, coating and laminating for the manufacture of packaging and labels; machines and machine parts for cutting, embossing, scoring and stamping for the manufacture of packaging and labels; folding-gluing machine parts and machines, namely, machines and machine parts for folding and gluing industrial paper and cardboard boxes; printing machines and printing machine parts for commercial or industrial use; hydraulic, pneumatic and mechanical control apparatus for the aforesaid goods; component parts and spare parts for the aforesaid goods
16.
SYSTEM FOR RECOVERING A CLEANING SOLUTION AND PRINTING MACHINE
A system (14) for recovering a cleaning solution for use in a printing machine (10) comprises a drain tank (36) with a calming section (38) and a recovery section (42) being fluidically connected to the calming section (38) and being arranged above the calming section (38). The system (14) further comprises an inlet pipe (32) for feeding a used cleaning solution into the calming section (38) of the drain tank (36), wherein the used cleaning solution comprises a cleaning fluid and an ink. The recovery section (42) is separated from the calming section (38) by means of a filter element (40) which is adapted to at least partially retain the ink in the calming section (38) such that a recovered cleaning solution is collected in the recovery section (42). Furthermore, a printing machine (10) comprising said system for recovering a cleaning solution is provided.
Machines and machine parts for shaping, coating and
laminating for the manufacture of packaging and labels;
machines and machine parts for cutting, embossing, scoring
and stamping for the manufacture of packaging and labels;
folding-gluing machines and machine parts; printing machines
and printing machine parts; hydraulic, pneumatic and
mechanical control apparatus for the aforesaid goods;
component parts and spare parts for the aforesaid goods.
18.
Printing machine and method of operating a printing machine
A printing machine (10) comprises a doctor blade (14), a drive system (20) for urging the doctor blade (14) against a printing cylinder (16) of the printing machine (10), a sensor (32) adapted for sensing a force with which the doctor blade (14) is urged against the printing cylinder (16), and a mechanical locking element (34) adapted for locking the drive system (20) in its operating position.
Further, a method of operating a printing machine (10) is presented.
B41F 31/02 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit
B41F 31/04 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit avec des lames d'encriers ou des dispositifs analogues de réglage du débit
Machines and machine parts for shaping, coating and laminating for the manufacture of packaging and labels; machines and machine parts for cutting, embossing, scoring and stamping for the manufacture of packaging and labels; folding-gluing machine parts and machines, namely, machines and machine parts for folding and gluing industrial paper and cardboard boxes; printing machines and printing machine parts for commercial or industrial use; hydraulic, pneumatic and mechanical control apparatus for the aforesaid goods; component parts and spare parts for the aforesaid goods
(1) Machines et parties de machines de façonnage, d'enduction et de contrecollage pour la fabrication des emballages et des étiquettes; machines et parties de machines de découpage, de gaufrage, de refoulage et d'estampage pour la fabrication des emballages et des étiquettes; machines et parties de machines plieuse-colleuse; machines et parties de machines d'impression; appareils de commande hydrauliques, pneumatiques et mécaniques pour les produits précités; parties constitutives et pièces de rechange pour les produits précités.
A doctor blade system of a printing machine comprises a doctor blade (12), a blade support (14) and a clamping element (16), wherein the doctor blade (12) is arranged at a contact surface (24) on a front side (20) of the blade support (14) and pressed against the contact surface (24) by a pressing area (34) of the clamping element (16). The clamping element (16) has a bearing surface (40) arranged at a backside (27) of the blade support (14).
B41F 31/04 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit avec des lames d'encriers ou des dispositifs analogues de réglage du débit
A refrigeration unit (26) for a printing machine is presented. It comprises a dryer interface (28) connectable to a dryer unit (18) of the printing machine in a heat conductive manner and a print interface (30) connectable to a printing unit (14) of the printing machine in a heat conductive manner, wherein the refrigeration unit (26) is adapted to transfer heat (32, 34) from the print interface (30) to the dryer interface (28). Furthermore, a printing machine is described. It comprises a printing unit (14) adapted for printing on a web of carrier material, a dryer unit (18) being adapted for drying printed web of carrier material, and a refrigeration unit (26) as mentioned above.
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
A printing machine comprises a printing module (28) having a flexographic printing mode and a gravure printing mode, wherein the printing module comprises at least two printing cylinders (34, 36) defining the printing mode of the printing module, and a printing tool handling unit being configured for withdrawing and inserting the at least two printing cylinders (34, 36) from and into the printing module, respectively. The printing tool handling unit comprises a coupling interface and the at least two printing cylinders each comprise a complementary coupling interface such that the printing tool handling unit can at least temporarily be coupled to one or more of the at least two printing cylinders (34, 36) via the respective coupling interfaces.
a) against the lower guide (34) and/or the upper guide (36). Furthermore, a printing machine is described, comprising a drum and a drum support assembly (30, 32) as described above.
A dryer unit (26), especially an intracolor dryer unit, for a printing machine is presented. It comprises a web inlet edge (34) and a web outlet edge (36) being substantially parallel to one another and defining a drying area (28) therebetween. Additionally, an air inlet and a first air outlet (38) being connected to the air inlet in an air-ducting manner are provided. The first air outlet (38) is positioned adjacent to one of the web inlet edge (34) and the web outlet edge (36) and a middle axis of the first air outlet (38) is inclined towards the respective other of the web inlet edge (34) and the web outlet edge (36) with respect to the drying area (28). Furthermore, a printing machine is described, comprising an impression drum, at least two ink application units and at least one dryer unit (26) as described above.
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
26.
AUTOMATIC IMAGE POSITIONING SYSTEM FOR SHEET MATERIAL
The present invention relates to an automatic image positioning system for a sheet material. The automatic positioning system is used to convey the sheet material from a feeding place to a paper gripper bar. The automatic positioning system includes a first conveying device and a second conveying device, the automatic positioning system further includes a photoelectric detection device used to perform positioning and positioning correction on the sheet material, and the photoelectric detection device is provided at a starting end of the second conveying device (3). Compared with the prior art, the present invention utilizes an photoelectric detection device to perform positioning and positioning correction on a material, uses a vacuum adsorption component to stabilize the material, and has advantages of high systemic positioning accuracy, high positioning correction accuracy, and strong material adaptability.
A printing system for printing on a material has an ink formulation module (18) for providing an ink recipe, a printing unit (12), a sensor for generating color measurement data (CMD), and a control module (16) being connected to the sensor (14) and to the printing unit (12). The color measurement data (CMD) comprises at least one actual ink color value and the control module (16) is configured to receive at least one unit parameter (UP) from the printing unit (12), to receive the color measurement data (CMD) from the sensor (14) and to transmit the at least one unit parameter (UP) and the color measurement data (CMD) to the ink formulation module (18). Moreover, the ink formulation module (18) is configured to create at least one adjusted recipe (AR). Furthermore, a method for adjusting an ink recipe of a printing system (10) is provided.
b) towards the second relative position. Moreover, a printing cylinder unit (10) of a printing machine is presented comprising such a clamping shaft (12). Also, a method for operating a clamping shaft (12) is explained.
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
An ink supply system (10) comprises an ink chamber (12); an ink line (14) with a Venturi nozzle (16), wherein the ink chamber (12) has an inlet (18), which is connected to the ink line (14) upstream of the Venturi nozzle (16), and an outlet (24), which is connected to the suction side of the Venturi nozzle (16); an ink reservoir (30) from which the ink is transferred by a pump (28) to the inlet (18) and into the ink line (32); and an ink return line (32), which connects the downstream end of the Venturi nozzle (16) with the ink reservoir (30).
B41F 31/02 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit
B41F 31/08 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit avec des dispositifs pour projeter l'encre, p. ex. avec des pompes, avec des buses
30.
Method and apparatus for attaching a printing plate to a printing cylinder
A method for attaching a printing plate (12), especially a flexographic printing plate, to a printing cylinder (14) is described. In a first step, the printing plate (12) is provided in a substantially flat condition. Thereafter, an outer circumference of the printing cylinder (14) is arranged adjacent to an edge of the printing plate (12). Subsequently, the printing cylinder (14) is translatorily moved over the printing plate (12) while rotating such that the printing plate (12) is rolled-up on the printing cylinder (14). Additionally, an apparatus (10) for attaching a printing plate (12) to a printing cylinder (14) is presented. The apparatus (10) comprises a printing plate support unit (16) having a substantially flat support surface (18) for supporting the printing plate (12) to be mounted on the printing cylinder (14), and a printing cylinder support unit (36) for supporting and moving the printing cylinder (14). The printing cylinder support unit (36) comprises a translatory drive means (42) for translatorily moving the printing cylinder (14) in a direction parallel to the support surface (18).
A printing system (10) is provided for printing on a material, comprising an ink formulation module (12) comprising at least one ink reservoir (14) and an ink adjustment system (16), a printing unit (18) for applying ink to the material, a sensor module (22) comprising at least one probe (24) for generating color measurement data, and a control module (25) being connected to the ink formulation module (12), the sensor module (22) and the printing unit (18). The color measurement data comprises at least one ink color value of the ink before being applied on the material by the printing unit (18). The control module (25) is configured to receive the color measurement data from the sensor module (22) and to transmit an ink adjustment request to the ink formulation module (12), wherein the ink formulation module (12) is configured to adjust the ink composition of the ink in the at least one ink reservoir (14) based on the ink adjustment request.
A method is provided for automatically exchanging a sleeve (18a) of a printing tool (18) mounted in a printing machine, in particular a flexographic printing machine, by means of a printing tool handling unit comprising a coupling interface. In one step of the method the printing tool handling unit is temporarily coupled to a coupling interface located at the end of a shaft (60) of the printing tool (18) with its coupling interface. In a further step, the printing tool handling unit transports the printing tool (18) to a separation unit (78) comprising at least one clamping device (80) and places the printing tool (18) in the clamping device (80) of the separation unit (78). The printing tool (18), in particular the sleeve (18a) of the printing tool (18), is clamped by the clamping device (80), and the printing tool handling unit separates the shaft (60) from the sleeve (18a) by pulling the shaft (60) out of the sleeve (18a) while the sleeve (18a) is clamped in the clamping device (80).
B41F 31/30 - Systèmes permettant l'excentrage, le soulèvement, le réglage, ou l'enlèvement des rouleaux d'encrageSupports, coussinets ou fourchettes à cet effet
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
B41F 27/14 - Dispositifs de fixation des clichés ou des éléments d'impression à leurs supports pour fixer les clichés sur des supports intermédiaires, p. ex. adaptateurs
A printing press (10) has at least one electric motor (14), which is arranged at a distance of less than 0.5 m from an emission source (18). At least one explosion protection wall (22) is provided, such that the thread measure (F) between the emission source (18) and the electric motor (14) is greater than 0.5 m.
B41F 13/42 - Carters ou couvercles, p. ex. pour empêcher l'introduction ou l'échappement de corps étrangers
B41F 33/00 - Dispositifs indicateurs, dispositifs de comptage, d'avertissement, de commande ou de sécurité
35.
PRINTING PLATE, METHOD FOR DETECTING A POSITION OF A PRINTING PLATE, CONTROL UNIT FOR A SYSTEM FOR DETECTING A POSITION OF A PRINTING PLATE, SYSTEM FOR DETECTING A POSITION OF A PRINTING PLATE, AND COMPUTER PROGRAM
A printing plate (10) having at least one optical marker (12, 14) for detecting a position of the printing plate (10) is described. The optical marker (12, 14) comprises an optically detectable structure (18) being positioned within a periphery (20) of the marker (12, 14). Furthermore, a method for detecting a position of a printing plate (10) is presented. Additionally, a control unit (38) for a system (36) for detecting a position of a printing plate (10) and a system (36) for detecting a position of a printing plate (10) are explained. Moreover, a computer program comprising computer readable program code means for causing steps of the method is defined.
B41F 27/00 - Dispositifs de fixation des clichés ou des éléments d'impression à leurs supports
G06K 9/18 - Méthodes ou dispositions pour la lecture ou la reconnaissance de caractères imprimés ou écrits ou pour la reconnaissance de formes, p.ex. d'empreintes digitales utilisant des caractères imprimés pourvus de marques de codage additionnelles ou comportant des marques de codage, p.ex. le caractère étant composé de barres distinctes de formes différentes, chacune représentant une valeur de code différente
G06K 9/62 - Méthodes ou dispositions pour la reconnaissance utilisant des moyens électroniques
a) of the dryer unit (18). Additionally, at least one dryer gas output slot (38) is arranged upstream the first set (26) of dryer gas output openings (28). Furthermore, a printing machine is presented which comprises such a dryer unit (18).
B41J 11/00 - Dispositifs ou agencements pour supporter ou manipuler un matériau de copie en feuilles ou en bandes
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
37.
Bearing assembly for supporting a printing cylinder or an anilox roll in a printing machine and printing machine
A printing machine (10) comprises a doctor blade (14), a drive system (20) for urging the doctor blade (14) against a printing cylinder (16) of the printing machine (10), a sensor (32) adapted for sensing a force with which the doctor blade (14) is urged against the printing cylinder (16), and a mechanical locking element (34) adapted for locking the drive system (20) in its operating position. Further, a method of operating a printing machine (10) is presented.
A doctor blade system of a printing machine comprises a doctor blade (12), a blade support (14) and a clamping element (16), wherein the doctor blade (12) is arranged at a contact surface on a front side (20) of the blade support (14) and pressed against the contact surface by a pressing area of the clamping element (16). The clamping element (16) has a bearing surface arranged at a backside (27) of the blade support (14).
B41F 5/24 - Rotatives typographiques pour impression flexographique
B41F 31/02 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit
B41F 31/04 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit avec des lames d'encriers ou des dispositifs analogues de réglage du débit
40.
Method for determining print parameters of a printing machine and test stand
A method for the determination of print parameters of a printing machine, particularly a flexographic printing machine, comprises the following steps: First, a print form (12) is provided and mounted on a print cylinder (14). Then, at least one high-resolution image of the surface of the print form (12) is recorded by means of a 3D camera (18). On the basis of the at least one high-resolution image a height profile of the print form (12) is determined and then a simulated print image is calculated on the basis of the height profile and an initial set of print parameters. Finally, optimized print parameters are determined by checking and/or varying the print parameters of the initial set. For this purpose, a simulated print image is calculated again after the print parameters have been varied.
In addition, a test stand is specified on which such a method can be carried out.
B41F 33/00 - Dispositifs indicateurs, dispositifs de comptage, d'avertissement, de commande ou de sécurité
B41F 5/24 - Rotatives typographiques pour impression flexographique
G06T 7/80 - Analyse des images capturées pour déterminer les paramètres de caméra intrinsèques ou extrinsèques, c.-à-d. étalonnage de caméra
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
41.
REFRIGATION UNIT FOR A PRINTING MACHINE AND PRINTING MACHINE
A refrigeration unit (26) for a printing machine is presented. It comprises a dryer interface (28) connectable to a dryer unit (18) of the printing machine in a heat conductive manner and a print interface (30) connectable to a printing unit (14) of the printing machine in a heat conductive manner, wherein the refrigeration unit (26) is adapted to transfer heat (32, 34) from the print interface (30) to the dryer interface (28). Furthermore, a printing machine is described. It comprises a printing unit (14) adapted for printing on a web of carrier material, a dryer unit (18) being adapted for drying printed web of carrier material, and a refrigeration unit (26) as mentioned above.
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
A drum support assembly (30, 32) for a printing machine is presented. It comprises a drum support body (30a, 32a) having a bearing interface (30b, 32b) for a drum, a lower guide (34) supporting the drum support body (30a, 32a) at a lower end thereof, and an upper guide (36) supporting the drum support body (30a, 32a) at an upper end thereof. Additionally, a pre-tensioning unit (50) is provided pre-tensioning the drum support body (30a, 32a) against the lower guide (34) and/or the upper guide (36). Furthermore, a printing machine is described, comprising a drum and a drum support assembly (30, 32) as described above.
A dryer unit (26), especially an intracolor dryer unit, for a printing machine is presented. It comprises a web inlet edge (34) and a web outlet edge (36) being substantially parallel to one another and defining a drying area (28) therebetween. Additionally, an air inlet and a first air outlet (38) being connected to the air inlet in an air-ducting manner are provided. The first air outlet (38) is positioned adjacent to one of the web inlet edge (34) and the web outlet edge (36) and a middle axis of the first air outlet (38) is inclined towards the respective other of the web inlet edge (34) and the web outlet edge (36) with respect to the drying area (28). Furthermore, a printing machine is described, comprising an impression drum, at least two ink application units and at least one dryer unit (26) as described above.
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
44.
AUTOMATIC IMAGE POSITIONING SYSTEM FOR SHEET MATERIAL
An automatic image positioning system for a sheet material. The automatic positioning system is used to transfer the sheet material from a feeding place (1) to a grabbing tooth row (5); the automatic positioning system comprises a first conveyance device (2) and a second conveyance device (3), and further comprises a photoelectric detection device (4) for positioning and correcting the positioning of the sheet material; and the photoelectric detection device (4) is provided at the starting end of the second conveyance device (3). The foregoing system positions and corrects the positioning of the material by means of an optical detection device, and uses a vacuum adsorption component to stabilize the material. The system has the advantages of high positioning accuracy of the system, high positioning correction accuracy, and strong material adaptability.
The present invention relates to a dryer for treating a moving printing web in a rotary printing press with gas, having a nozzle body. The dryer according to the invention is characterized in that the nozzle body has at least one opening for the exit of heated gas and has at least one opening for recirculating the cooled gas.
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
F26B 13/10 - Aménagements pour l'alimentation, le chauffage ou la tenue du matériauCommande du mouvement, de la tension ou de la position du matériau
F26B 21/00 - Dispositions pour l'alimentation ou le réglage de l'air ou des gaz pour le séchage d'un matériau solide ou d'objets
F26B 21/02 - Circulation de l'air ou des gaz en cycles fermés, p. ex. totalement à l'intérieur de l'enceinte de séchage
46.
PRINTING SYSTEM AND METHOD FOR ADJUSTING AN INK RECIPE OF A PRINTING SYSTEM
A printing system for printing on a material has an ink formulation module (18) for providing an ink recipe, a printing unit (12), a sensor for generating color measurement data (CMD), and a control module (16) being connected to the sensor (14) and to the printing unit (12). The color measurement data (CMD) comprises at least one actual ink color value and the control module (16) is configured to receive at least one unit parameter (UP) from the printing unit (12), to receive the color measurement data (CMD) from the sensor (14) and to transmit the at least one unit parameter (UP) and the color measurement data (CMD) to the ink formulation module (18). Moreover, the ink formulation module (18) is configured to create at least one adjusted recipe (AR). Furthermore, a method for adjusting an ink recipe of a printing system (10) is provided.
A clamping shaft (12) for a rotationally driven part (14) is described. It comprises at least one fluid chamber (28a, 28b) being located inside a shaft body (16) and being delimited by a piston (30a, 30b) and a cylinder part (32a. 32b). Additionally, the fluid chamber (28a, 28b) is delimited by an elastic clamping region (24a, 24b) having a first diameter if the piston (30a, 30b) and the cylinder part (32a, 32b) are in a first relative position, and a second diameter if the piston (30a, 30b) and the cylinder part (32a, 32b) are in a second relative position. Furthermore, a preloading unit (38) is provided, biasing the piston (30a, 30b) and the cylinder part (32a, 32b) towards the second relative position. Moreover, a printing cylinder unit (10) of a printing machine is presented comprising such a clamping shaft (12). Also, a method for operating a clamping shaft (12) is explained.
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
An ink supply system (10) comprises an ink chamber (12); an ink line (14) with a Venturi nozzle (16), wherein the ink chamber (12) has an inlet (18), which is connected to the ink line (14) upstream of the Venturi nozzle (16), and an outlet (24), which is connected to the suction side of the Venturi nozzle (16); an ink reservoir (30) from which the ink is transferred by a pump (28) to the inlet (18) and into the ink line (32); and an ink return line (32), which connects the downstream end of the Venturi nozzle (16) with the ink reservoir (30).
B41F 31/02 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit
B41F 31/08 - Conduits, réservoirs, dispositifs d'alimentation ou de réglage du débit avec des dispositifs pour projeter l'encre, p. ex. avec des pompes, avec des buses
B41F 31/20 - Dispositifs d'enlèvement ou de récupération d'encre
49.
PROCESSING SYSTEM FOR PRINT SUBSTRATES AND METHOD FOR CONTROLLING A PROCESSING MACHINE FOR PRINT SUBSTRATES
The invention relates to a processing system (10) for print substrates, having a processing machine (12) for print substrates, in particular a printing press (22), and a portable controller (14) for controlling the processing machine (12) for print substrates, said controller being separate from the processing machine (12) for print substrates, wherein an at least partly wireless communications link (29) for transmitting control instructions (K) is formed between the portable controller (14) and the processing machine (12) for print substrates. The controller (14) is designed to determine its position in relation to at least one component (18) of the processing machine (12). A method for controlling a processing machine (12) for print substrates is also described.
The invention relates to a printing press (10) having at least one electric motor (14) which is arranged at a distance of less than 0.5 m from an emission source (18). At least one blast protection wall (22) is provided, so that the distance (F) between the emission source (18) and the electric motor (14) is greater than 0.5 m.
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Printing machine; tympans (parts of printing presses);
corrugated cardboard making machines; bookbinding apparatus
and machines for industrial purposes; packing machines;
embossing machines; cutters (machines); conveyors
(machines); belts for conveyors; labelers (machines);
cutting machines. Computer operating programs, recorded; computer peripheral
devices; monitors (computer hardware); humanoid robots with
artificial intelligence; weighing apparatus and instruments;
measures; electro-dynamic apparatus for the remote control
of signals; surveying apparatus and instruments; optical
apparatus and instruments; materials for electricity mains
(wires, cables); chips (integrated circuits); remote control
apparatus; electric installations for the remote control of
industrial operations. Rebuilding machines that have been worn or partially
destroyed; office machines and equipment installation,
maintenance and repair; repair information; machinery
installation, maintenance and repair. Training; instruction; practical training (demonstration);
arranging and conducting of workshops (training);
publication of texts (other than publicity texts);
publication of books.
The present invention relates to a drier for supplying a gas to a moving printed web in a rotary printing press, said drier comprising a nozzle body. The drier according to the invention is characterised in that the nozzle body has at least one opening for discharging heated gas and at least one opening for recirculating the cooled gas.
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
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
(1) Printing machine, namely printing machines for packaging, labels, posters, advertising banners, wallpapers, home decoration products, table cloths, textiles, clothing and printed matter; printing press tympans; corrugated cardboard making machines; packing machines; embossing machines; cutters, namely, flat bed die-cutters, rotary die-cutters of sheets, paper, cardboard, corrugated board, plastic for the packing manufacturing industry; conveyors (machines); belts for conveyors; labelers (machines); sheet, paper, cardboard, corrugated board, and plastic cutting machines for the packing manufacturing industry
(2) Computer operating programs, recorded; computer hardware, namely, computer monitors; humanoid robots with artificial intelligence; weighing apparatus and instruments, namely, weighing scales for the packing manufacturing industry; measures, namely, apparatus for measuring the colour composition of printings, the ink supply for preprint and postprint images for the packaging manufacturing industry; electro-dynamic apparatus for the remote control of signals, namely, controlling devices for printing machines, packaging machines and coating machines, namely, electrical control panels, electric installations for the remote control of substrate printing and processing machinery; surveying instruments; optical apparatus and instruments, namely, barcode scanners and barcode readers, with optical reading or not, for machines, equipment and devices for processing and printing substrates, more particularly sheets, plate elements, blanks, webs, films, of paper, cardboard, corrugated board, plastic, for the packaging manufacturing industry; chips, namely, integrated circuits; remote control apparatus, namely, electronic controllers for machines, equipment and devices for converting and printing substrates, more particularly of cardboard, plastic, for the packaging manufacturing industry; electric installations for the remote control of industrial operations, namely, substrate printing and processing machinery (1) Rebuilding machines, namely, printing machines, packaging machines and printers, that have been worn or partially destroyed; office machines and equipment installation, maintenance and repair; repair information in the field of printing machines, packaging machines and printers; maintenance, installation, repair, tuning and cleaning of printing machines, packaging machines and printers
(2) Training and instruction for the use and operation of printing machines, packaging machines and printers; practical training demonstrations in the field of the use and operation of printing machines, packaging machines and printers; arranging and conducting of workshops for training purposes in the field of the use and operation of printing machines, packaging machines and printers; publication of books
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Printing machines for commercial or industrial use; tympans being parts of printing presses; corrugated cardboard making machines; bookbinding apparatus and machines for industrial purposes; packing machines; embossing machines; cutter machines, namely, paper cutting machines and, and die-cutting machines for use in the packaging manufacturing industry; conveyors being machines; belts for conveyors; labeler machines, namely, automatic industrial labeling machines for applying labels to containers and bottles, electronic label printing machines for commercial use; cutting machines Humanoid robots with artificial intelligence; weighing apparatus and instruments; measuring apparatus, namely, electronic circuit boards and downloadable and recorded software for inputting, recording, outputting, processing, storage, transmitting and displaying data, and checking, measuring, controlling, programming, setting, presetting, quality control and monitoring of production parameters, performances and stops management of machines, checking of register printings, cuttings, and embossing, measuring and adjusting the color composition of printings, measures for adjusting the ink supply, analysis and image processing for printing and post-printing, in particular sensors and digital cameras, and image detection, tracking and positioning, all for machines, equipment and devices for processing and printing substrates, more particularly of sheets, plates, blanks, webs and films, of paper, cardboard, corrugated cardboard and plastic, for the packaging manufacturing industry; electro-dynamic apparatus for the remote control of signals; surveying machines and instruments; optical apparatus and instruments, namely, bar code readers, quick response barcodes readers, GS1 barcodes readers and printed indication optical readers; materials for electricity mains, namely, wires, cables; integrated circuits chips; remote control apparatus, namely, electronic apparatus for the remote control of industrial operation machinery; electric installations for the remote control of industrial operation machinery; none of the foregoing being power systems or for use in power facilities Rebuilding machines that have been worn or partially destroyed; office machines and equipment installation, maintenance and repair; repair information, namely, providing information related to the repair of machines used in the packaging manufacturing industry; machinery installation, maintenance and repair Training services in the field of machinery used in the packaging manufacturing industry; instruction, namely, classes and seminars in the field of machinery used in the packaging manufacturing industry; providing practical training demonstrations in the field of machinery used in the packaging manufacturing industry; arranging and conducting of training workshops in the field of machinery used in the packaging manufacturing industry; publication of texts, other than publicity texts; publication of books
55.
Apparatus for actuating a hydraulic carrier rod of a rotary printing machine
The invention is about a convenient way of fixing a sleeve over a mandrel in a press. The sleeve is attached by applying a hydraulic pressure into the mandrel which deforms itself and grips on the sleeve. The pressure is brought by a piston mounted on a screw inside the mandrel, which when tightened increases the pressure and grips the sleeve.
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
The invention is about a valve system to grip a sleeve over a mandrel in a press, in particular on how the gripper is brought toward and away from the mandrel and sleeve assembly. The gripper is disengaged from the sleeve, following first a straight path and then a helicoidal path, thanks to an ad-hoc slot machined on an axle. This allows to disengage the gripper and set it out of the way for handling the sleeve, with a single motor and a single instruction.
B41F 13/20 - Supports de cylindres de clichés, d'offset ou d'impression
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
B41F 13/32 - Paliers montés sur des supports oscillants
09 - Appareils et instruments scientifiques et électriques
37 - Services de construction; extraction minière; installation et réparation
41 - Éducation, divertissements, activités sportives et culturelles
Produits et services
Machines and parts of machines for converting, coating and laminating for the manufacturing of packaging and labels; machines and part of machines for die-cutting, embossing, creasing and stamping for the manufacturing of packaging and labels; machines and part of machines for folding-gluing; printing machines and parts of printing machines; control apparatus for the aforesaid machines and parts of machines; components and spare parts for the aforesaid goods. Metering and control apparatus and instruments; data processing equipment; software. Maintenance, installation, repair, adjustments and cleaning of printing machines and parts of printing machines; maintenance, installation, repair, adjustments and cleaning of machines and parts of machines for converting, coating and laminating for the manufacturing of packaging and labels; assembly and fitting of spare parts for printing machines and parts of printing machines; assembly and fitting of spare parts for machines and parts of machines for converting, coating and laminating for the manufacturing of packaging and labels. Training and education concerning printing machines; training and education concerning machines for converting, coating and laminating for the manufacturing of packaging.
Machines and machine parts for shaping, coating and
laminating for the manufacture of packaging and labels;
printing machines and printing machine parts; machines and
parts of printing machines for the manufacture of packaging
and labels; component parts and spare parts for the
aforesaid goods.
Laminating machines for industrial use for the manufacture of packaging and labels and replacement parts therefore; converting machines for the manufacture of packaging and labels and replacement parts therefore; paper and cardboard coating machines for the manufacture of packaging and labels and replacement parts therefore; printing machines and replacement parts therefore; printing machines and replacement parts of printing machines for the manufacture of packaging and labels; component parts and spare parts being replacement parts for the aforesaid goods
A sleeve station dedicated to the assembly of a sleeve and a mandrel for a flexographic press. The sleeve station can be loaded manually, and assembles the sleeve with the mandrel in a vertical orientation when both are in a vertical orientation with aligned axes, avoiding problems caused by the bending of the sleeves during assembly. After loading of the sleeve, it is returned to a horizontal axis orientation.
B41F 27/06 - Dispositifs de fixation des clichés ou des éléments d'impression à leurs supports pour fixer les formes d'impression sur les cylindres de clichés
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
62.
APPARATUS FOR ACTUATING A HYDRAULIC CARRIER ROD OF A ROTARY PRINTING MACHINE
The invention is about a convenient way of fixing a sleeve over a mandrel in a press. The sleeve (20) is attached by applying a hydraulic pressure into the mandrel (16) which deforms itself and grips on the sleeve. The pressure is brought by a piston (36) mounted on a screw inside the mandrel, which when tightened increases the pressure and grips the sleeve.
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
The invention is about a drying system to be applied on the central drum of a flexographic machine. The dryer is made of two concentric cylinders: the outer one having a slot - or several slots with different thicknesses - the inner one having a slot with a trapezoid shape. By adjusting the relative position of the trapeze and the outer slot sets the effective size of the vent, which determines the air flow coming out of the dryer. This results in a simple and reliable way of configuring the drying of the print.
The invention relates to a cover bearing system (14) to grip a sleeve (12) over a mandrel (16) in a printing press, in particular to how the gripper (24) is brought toward and away from the mandrel (16) and sleeve (12) assembly. The gripper (24) is disengaged from the sleeve (12), following first a straight path (42a) and then a helicoidal path (42b), thanks to an ad-hoc slot (42) machined on an axle (40). This allows to disengage the gripper (24) and set it out of the way for handling the sleeve (12), with a single motor (38) and a single instruction.
B41F 13/20 - Supports de cylindres de clichés, d'offset ou d'impression
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
The invention relates to a cover bearing system (14) to grip a sleeve (12) over a mandrel (16) in a printing press, in particular to how the gripper (24) is brought toward and away from the mandrel (16) and sleeve (12) assembly. The gripper (24) is disengaged from the sleeve (12), following first a straight path (42a) and then a helicoidal path (42b), thanks to an ad-hoc slot (42) machined on an axle (40). This allows to disengage the gripper (24) and set it out of the way for handling the sleeve (12), with a single motor (38) and a single instruction.
B41F 13/20 - Supports de cylindres de clichés, d'offset ou d'impression
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
66.
APPARATUS FOR ACTUATING A HYDRAULIC CARRIER ROD OF A ROTARY PRINTING MACHINE
The invention is about a convenient way of fixing a sleeve over a mandrel in a press. The sleeve (20) is attached by applying a hydraulic pressure into the mandrel (16) which deforms itself and grips on the sleeve. The pressure is brought by a piston (36) mounted on a screw inside the mandrel, which when tightened increases the pressure and grips the sleeve.
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
The present invention includes a sheet transmission system, comprising: a sheet stacking unit, a sheet position adjusting unit, a sheet processing unit, and a sheet collection unit, arranged in series along a transmission path of a sheet; and one or more independent transmission units, each transmission unit provided between two adjacent units among above units; wherein the sheet stacking unit is configured to store the sheet to be processed; the sheet position adjusting unit is configured to adjust the position of the sheet; the sheet processing unit is configured to conduct a predetermined process to the sheet transmitted therein; the sheet collection unit is configured to collect the processed sheet; wherein when a sheet is transmitted along the transmission path, the sheet is subjected to at least one transition between the first-direction transmission state and the second-direction transition state; and wherein the sheet will not deflect in a vertical direction.
An inner-circulating high speed hydraulic system, a hydraulic platform and a hydraulic platform assembly consisting of said systems, wherein the inner-circulating high speed hydraulic system comprises a hydraulic cylinder component and a pressure valve component, the hydraulic cylinder component including a high pressure cylinder, a hydraulic plunger, and a housing, wherein an axial hole and radial holes intersecting with the axial hole are disposed at the top/bottom of the high pressure cylinder and the high pressure cylinder is contained within the housing, wherein the inner-circulating oil chamber may communicate with the axial hole via the radial holes and further communicate with chambers at the top/bottom of the hydraulic plunger, wherein compressed air inlets are disposed on the housing and a lower end of the hydraulic plunger is connected to an actuating element; and a pressure valve component, comprising a pressure servo motor and a pressure plunger driven by the pressure servo motor to move up and down within the axial hole disposed at the top/bottom of the high pressure cylinder. Accurate control on dwell time for pressing at the up and down stop points of the platform, and highly precise adjustment to duration of the dwell time are enabled by the present invention. Thus, a stamping process with high quality is achieved.
B30B 1/23 - Presses, utilisant un élément pilonnant, caractérisées par le mode d'entraînement du pilon, la pression étant transmise au pilon ou à la platine de presse directement ou uniquement par l'intermédiaire d'organes travaillant en simple poussée ou traction par des systèmes à vis entraînés au moyen d'une pression de fluide
F15B 3/00 - Amplificateurs ou convertisseurs de pression de fluide, p. ex. échangeurs de pressionTransmission de la pression d'un système à fluide à un autre, sans contact entre les fluides
B30B 15/00 - Parties constitutives des presses ou accessoires de pressesMesures auxiliaires prises en rapport avec le pressage
B30B 1/00 - Presses, utilisant un élément pilonnant, caractérisées par le mode d'entraînement du pilon, la pression étant transmise au pilon ou à la platine de presse directement ou uniquement par l'intermédiaire d'organes travaillant en simple poussée ou traction
B41F 19/06 - Impression et travail en relief entre une forme négative et une forme positive, après encrage et essuyage de la forme négativeImpression à partir d'une bande encrée, en couleurs ou en "or"
The present invention provides a sheet transmission system, which is characterized in, comprising: a sheet stacking unit, a sheet position adjusting unit, a sheet processing unit, and a sheet collection unit, which are arranged in order along a transmission path of a sheet; and independent transmission units each of which is provided between two adjacent units among above units; wherein the sheet stacking unit is used to store the sheet to be processed; the sheet position adjusting unit is used to adjust the position of the sheet; the sheet processing unit is used to conduct a predetermined process to the sheet transmitted therein; the sheet collection unit is used to collect the processed sheet; and each said transmission unit can conduct reciprocating-linear movement between two adjacent units along the transmission path of the sheet, so as to transmit the sheet between the two adjacent units; and the transmission path of the sheet has a first direction and a second direction orthogonal to each other, and in the process of the sheet being transmitted in the transmission path, a first-direction transmission state in which the sheet is transmitted along the first direction between two adjacent units and a second-direction transmission state in which the sheet is transmitted along the second direction between two adjacent units can be switched at least one time when the sheet is transmitted; and in the process of being transmitted, the sheet will not be deflected around a vertical direction.
Disclosed is a sheet conveying system, comprising a sheet stacking unit (1), a sheet position correction unit (2), a sheet processing unit (3) and a sheet collection unit (4) which are arranged successively along a sheet conveying path, and independent conveying units (51, 52, 53) provided between every two adjacent units of these units. The sheet conveying path has a first direction and a second direction which are orthogonal to each other. When a sheet is conveyed along the sheet conveying path, the sheet is subjected to at least one transition between a first direction conveyance state in which the sheet is conveyed between two adjacent units in a first direction and a second direction conveyance state in which the sheet is conveyed between two adjacent units in a second direction. With the sheet conveying system, a change in the conveying direction of the sheet during conveyance can be conveniently achieved, thereby improving the arrangement convenience of the entire system and reducing the space requirements of the system.
An inner-circulation high-speed hydraulic system comprises a hydraulic cylinder assembly and a pressurizing valve assembly. The hydraulic cylinder assembly is provided with a high-pressure cylinder body, a hydraulic plunger, and a housing. An axial hole is formed in the bottom of the high-pressure cylinder body. The axial hole is in communication with a cavity below the bottom of the hydraulic plunger. At least one radial oil hole is formed in a position close to the bottom of the high-pressure cylinder body. These radial oil holes intersect with the axial hole. The hydraulic plunger moves in the high-pressure cylinder body in a reciprocating manner. The housing surrounds the high-pressure cylinder body, and forms a sealed inner-circulation oil cavity on the outer side of the high-pressure cylinder body. The inner-circulation oil cavity can be in communication with the axial hole by means of the at least one radial oil hole, and is further in communication with the cavity below the bottom of the hydraulic plunger. A compressed-air inlet is formed on the upper portion of the housing. The pressurizing valve assembly is disposed below the hydraulic cylinder assembly. The pressurizing valve assembly comprises a pressurizing servo motor and a pressurizing plunger. The pressurizing plunger can be driven by the pressurizing servo motor to move upwards and downwards in the axial hole formed in the bottom of the high-pressure cylinder body.
F15B 11/08 - Systèmes de servomoteurs dépourvus d'asservissement avec un seul servomoteur
F15B 15/14 - Dispositifs actionnés par fluides pour déplacer un organe d'une position à une autreTransmission associée à ces dispositifs caractérisés par la structure de l'ensemble moteur le moteur étant du type à cylindre droit
F15B 13/02 - Dispositifs de distribution ou d'alimentation du fluide caractérisés par leur adaptation à la commande de servomoteurs
72.
INNER-CIRCULATION HIGH-SPEED HYDRAULIC SYSTEM, HYDRAULIC PLATFORM, AND HYDRAULIC PLATFORM ASSEMBLY
An inner-circulation high-speed hydraulic system, a hydraulic platform consisting of the same, and a hydraulic platform assembly. The inner-circulation high-speed hydraulic system comprises a hydraulic cylinder assembly and a pressuring valve assembly. The hydraulic cylinder assembly is provided with a high-pressure oil cylinder (11), a hydraulic plunger (15), and a housing (6). An axial hole is formed in the top/bottom of the high-pressure oil cylinder (11), a radial oil hole (12) is also formed, and the radial oil hole (12) and the axial hole are intersected. The housing surrounds the high-pressure oil cylinder (11), and forms an inner-circulation oil cavity on the outer side of the high-pressure oil cylinder (11). The inner-circulation oil cavity can be in communication with the axial hole by means of the radial oil hole (12), and is further in communication with a cavity body in the top/bottom of the hydraulic plunger (15). A compressed-air inlet (7) is formed in the upper portion of the housing (6). The lower end of the hydraulic plunger (15) is connected to a movement element. The pressuring valve assembly comprises a pressurizing servo motor (5) and a pressuring plunger (10). The pressuring plunger (10) can be driven by the pressurizing servo motor (5) to move upwards and downwards in the axial hole in the top/bottom of the high-pressure oil cylinder (11). The structure can accurately control the standing time of pressurization of an upper stopping point and a lower stopping point of the platform, and adjust the standing time according to requirements, thereby implementing high-quality hot stamping machining.
B41F 19/06 - Impression et travail en relief entre une forme négative et une forme positive, après encrage et essuyage de la forme négativeImpression à partir d'une bande encrée, en couleurs ou en "or"
73.
INNER-CIRCULATING HIGH SPEED HYDRAULIC SYSTEM, HYDRAULIC PLATFORM AND HYDRAULIC PLATFORM ASSEMBLY
An inner-circulating high speed hydraulic system, a hydraulic platform and a hydraulic platform assembly consisting of said systems, wherein the inner-circulating high speed hydraulic system comprises a hydraulic cylinder component and a pressure valve component, the hydraulic cylinder component including a high pressure cylinder, a hydraulic plunger, and a housing, wherein an axial hole and radial holes intersecting with the axial hole are disposed at the top/bottom of the high pressure cylinder and the high pressure cylinder is contained within the housing, wherein the inner-circulating oil chamber may communicate with the axial hole via the radial holes and further communicate with chambers at the top/bottom of the hydraulic plunger, wherein compressed air inlets are disposed on the housing and a lower end of the hydraulic plunger is connected to an actuating element; and a pressure valve component, comprising a pressure servo motor and a pressure plunger driven by the pressure servo motor to move up and down within the axial hole disposed at the top/bottom of the high pressure cylinder. Accurate control on dwell time for pressing at the up and down stop points of the platform, and highly precise adjustment to duration of the dwell time are enabled by the present invention. Thus, a stamping process with high quality is achieved.
B41F 19/06 - Impression et travail en relief entre une forme négative et une forme positive, après encrage et essuyage de la forme négativeImpression à partir d'une bande encrée, en couleurs ou en "or"
A color proofing apparatus, including an engraved roller (12) having a pattern of ink accommodating cavities on its peripheral surface, a back pressure cylinder (14) forming a nip with the engraved roller (12), a conveyor (16) adapted to feed a sheet (18) of a print substrate through the nip in synchronism with the movements of the peripheral surfaces of the engraved roller (12) and the back pressure cylinder (14), and an optical sensor (30) disposed at the conveyor (16) for measuring a color value of the sheet (18) that has passed through the nip.
A colour proofing apparatus, comprising: an engraved roller (12) having a pattern of ink accommodating cavities on its peripheral surface, a back pressure cylinder (14) forming a nip with the engraved roller (12), a conveyor (16) adapted to feed a sheet (18) of a print substrate through said nip in synchronism with the movements of the peripheral surfaces of the engraved roller (12) and the back pressure cylinder (14), and an optical sensor (30) disposed at the conveyor (16) for measuring a colour value of the sheet (18) that has passed through the nip.
A rotary printing press comprising a central impression cylinder (12) and a plurality of colour decks (A-J) disposed at the periphery thereof, each colour deck including a printing cylinder (18) adapted to be set against the central impression cylinder (12) and having a reference mark (36) arranged in its peripheral surface, the printing press further including a detector (52) for detecting the reference mark (36), characterized in that the detector (52) is arranged in the peripheral surface of the central impression cylinder (12).
B41F 5/18 - Rotatives typographiques pour impression sur bandes pour impression en plusieurs couleurs utilisant un cylindre d'impression unique coopérant avec plusieurs cylindres de clichés
B41F 5/24 - Rotatives typographiques pour impression flexographique
A ventilation and drying equipment for printing machines, including ovens operable to dry solvent on a printed support travelling through the ovens passages into and out of the ovens through which false or ambient air can enter the oven from the outside. At least one false air suppression device for which each printing unit covers at least one of the passages and which is maintained at a pressure lower than the air pressure inside the oven, to prevent false air from entering the oven through the at least one passage. Each false air suppression device is connected with a common recirculation duct in order to share the false air coming from each printing unit with the whole press.
A printing press includes at least one exchangeable cylinder (10, 12) that is rotatably supported in a machine frame, a movable bearing member (18) forming part of a bearing (44) for the exchangeable cylinder (12), and a sensor head (26, 28, 30) that is capable of receiving signals from a signalling device (22, 24, 32) that is mounted on one of the cylinders (10, 12) of the printing press, and the sensor head (26, 28, 30) is mounted on the movable bearing member (18) and is arranged to receive the signals from a signalling device (22, 24, 32) at least when the bearing member (18) is in a predetermined position.
A method of adjusting a roller (18) in a rotary printing press (10), includes the steps of a) mounting the roller (18) in a preparation rack (24) so as to be rotatably supported therein, b) scanning the peripheral surface of the roller, thereby to detect a topography of the roller surface, c) deriving set data for the adjustment of the roller from the topography, and storing the set data, d) mounting the roller in the printing press (10), and e) adjusting the roller in accordance with the set data.
G01B 21/20 - Dispositions pour la mesure ou leurs détails, où la technique de mesure n'est pas couverte par les autres groupes de la présente sous-classe, est non spécifiée ou est non significative pour mesurer des contours ou des courbes, p. ex. pour déterminer un profil
83.
Method and calibration tool for calibrating a rotary printing press
A method for calibrating a rotary printing press, in which a bearing structure for a printing cylinder is adjusted relative to another component of the printing press, and positions of the bearing structure are measured, including the steps of mounting a calibration tool on a mandrel that is supported in the bearing structure, the calibration tool having at least one contact sensitive switch, moving the bearing structure until the at least one switch contacts the other component, and upon detection of a signal from the at least one switch, storing a measured position of the bearing structure as a reference position.
09 - Appareils et instruments scientifiques et électriques
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Rotary printing presses; Flexographic printing machines; printing plates; printing cylinders; printing rollers for machines; machines for machining printing cylinders for rotary printing presses; machines for mounting printing plates on printing cylinders; ink setting devices for printing machines. Apparatus and instruments for the capture, input, output, storage, processing, transmission and display of data, in particular for controlling printing machines; apparatus and instruments for measuring rollers for rotary printing presses; apparatus and instruments for measuring and regulating the ink composition of print images; software for the setting, in particular ink setting, and control of rotary printing presses. Technical consultancy and support for operating printing, packaging and paper processing machines, and paper finishing machines.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Rotary printing presses; flexographic printing machines; printing plates; machine parts, namely, printing cylinders; printing rollers for machines; machines for machining printing cylinders for rotary printing presses; machines for mounting printing plates on printing cylinders Electronic apparatus and instruments for the capture, input, output, storage, processing, transmission and display of data, in particular for controlling printing machines; electronic measuring apparatus and instruments for measuring rollers for rotary printing presses [ ; software for adjusting and controlling rotary printing presses ]
09 - Appareils et instruments scientifiques et électriques
Produits et services
Rotary printing presses; flexographic printing machines; printing plates; printing cylinders; printing rollers for machines; machines for machining printing cylinders for rotary printing presses; machines for mounting printing plates on printing cylinders. Apparatus and instruments for the capture, input, output, storage, processing, transmission and display of data, in particular for controlling printing machines; apparatus and instruments for measuring rollers for rotary printing presses; software for adjusting and controlling rotary printing presses.
Machines for foil stamping, die cutting, cutting, creasing, embossing, laminating, coating, folding, gluing and sheeting of paper, corrugated paper and plastic.
Machines for manufacturing and processing cartons of paper and corrugated cardboard, and machine parts and control apparatus for the aforesaid machines.
Machines for manufacturing and processing cartons of paper and corrugated cardboard, and machine parts and control apparatus for the aforesaid machines.
Machines for manufacturing and processing cartons of cardboard and corrugated cardboard, and machine parts and control apparatus for the aforesaid machines.
