28results about "Printing plates" patented technology

A mask delivery device of the present invention is a device that transfers a mask used when printing solder on a substrate to an accommodating unit that accommodates the mask. The mask delivery device includes a mobile mechanism including a guide extending in a fixed direction along one surface of the accommodating unit having an opening for loading and unloading the mask and a mobile body moving along the guide; and a multijoint robot supported by the mobile body to transfer the mask between the accommodating unit and a placement location away from the accommodating unit.

A method for automatic replacement of a sleeve (18a) of a printing tool (18) installed in a printing machine, in particular a flexographic printing machine, by means of a printing tool handling unit comprising a coupling interface is provided. In one step of the method, the printing tool handling unit temporarily connects with its coupling interface to a coupling interface located at an end of a shaft (60) of the printing tool (18). 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 shaft (60) is separated from the sleeve (18a) by the printing tool handling unit by pulling the shaft (60) out of the sleeve (18a) while the sleeve (18a) is clamped in the clamping device (80).

A device for aligning an edge, typically a leading edge of a plate, in particular a leading edge of a printing plate or a printing plate precursor, the device comprising: a support (100) configured for supporting a plate on a support surface and intended to be located upstream of a processing station; at least two movable elements (501, 502) arranged to be moved by an edge of a plate, typically a leading edge of a plate, the at least two movable elements comprising a first movable element and a second movable element; detection means (601, 602) configured to detect a first measurement representative of a first position of the first movable element and a second measurement representative of a second position of the second movable element, respectively; at least one controllable component (100, 250) configured to perform an action on a plate; and control means (700) configured to control the at least one controllable component based on the first measurement and the second measurement.

The invention relates to a processing cylinder for the mechanical processing of web- or arc-shaped substrates, comprising a cylindrical body which exerts a magnetic force on adjacent magnetic or magnetizable elements in the region of its periphery and carries one or more processing tools in the form of one or more lifts on its outer surface, which are releasably held by magnetic forces. The processing tool carries working elements for the mechanical processing of the substrate on its outer surface and has at least one metallic or metal-containing support layer made of or containing a ferromagnetic material. A friction-enhancing layer is arranged or incorporated between the metallic or metal-containing support layer and the metallic and / or magnetic outer surface of the magnetically active cylindrical body.The invention further relates to a machine for processing and / or manufacturing arc- or web-shaped substrates and a method for setting up a processing cylinder.

The invention relates to a printing plate logistics system comprising a plate supply, a plate disposal, and a transport system that connects the plate supply and the plate disposal with several printing units of at least one printing press. The transport system comprises a self-contained, endless rail network consisting of rail segments, a plurality of transport carriages movable on the rail network, and a plate storage unit. A manipulator is provided that moves a respective plate back and forth between a transport carriage positioned above a respective printing unit and the respective printing unit. The invention also relates to a method for operating a printing plate logistics system, in particular a printing plate logistics system.

A sleeve (200) for use with a printing plate (100), said sleeve being 3D printed and comprising: a cylindrical inner layer (220) configured to be mounted on an adapter sleeve (300) and / or on a printing mandrel (400), a cylindrical outer layer (210), and at least a first infill layer (230) between the outer layer and the inner layer.

A method operates a flexographic printing press. The flexographic printing press includes a printing cylinder carrying a sleeve with at least one flexographic printing forme or a flexographic printing cylinder and an impression cylinder. At least one parameter of the flexographic printing press is set. The sleeve is marked with an ID, the ID is detected in a flexographic printing unit of the flexographic printing press or in the flexographic printing press. Data saved in association with the ID are transmitted to the flexographic printing unit or to the flexographic printing press, and the data are used when the parameter is set. In this manner, a cost-efficient way of producing high-quality prints in an industrial flexographic printing process is obtained. In addition, the method provides further automation of the printing process.

Examples are directed toward anticounterfeit markings printed on a substrate. The substrate has a front side and a back side and is printed with front side markings on the front side and back side markings on the back side. The front side markings and the back side markings have dimensions in a micrometer range. The front side when viewed with reflected light comprises first portions of a plurality of characters. The back side when viewed with reflected light comprises second portions of the plurality of characters. The first portions and the second portions are printed, when viewed with transmitted light, to show the plurality of characters as whole characters having dimensions in the micrometer range, as a transmitted light security feature.

This printing system comprises: a printing device; an accommodating rack which is provided with a plurality of shelf portions each capable of accommodating a support frame for supporting a replacement member, the support frames being capable of moving between the printing device and the shelf portions while facing the printing device, and which has an opening on a side surface parallel to a movement direction of the support frames; a delivery device including a feeding unit capable of feeding the support frames in and out in the movement direction, while abutting the support frame in the accommodating rack, and a movement unit for moving the feeding unit into and out of the accommodating rack through the opening; and a replacement control unit which includes a position sensor for detecting a state of penetration of the feeding unit with respect to the accommodating rack, and which can detect that the support frame is not on the shelf portion on the basis of a detection signal from the position sensor.

The invention relates to a method for setting up and / or operating a flexographic printing unit with several printing units arranged one behind the other in a substrate path, each of which has a printing cylinder carrying a flexographic printing form with a registration mark, wherein, for setting the circumferential register between the printing cylinders, the printing cylinders equipped with the flexographic printing forms are rotated and, during this process, are optically scanned by a sensor over the entire width of the printing form or in at least one axial section in which the registration mark is to be expected, the image data obtained by the respective sensors and containing the respective image of the entire printing form or at least the respective reference marks are evaluated either with regard to the relative position between the reference marks of the printing cylinders involved,and, upon detection of a deviation in the determined relative position of the reference marks of two printing cylinders from a target relative position, at least one of the printing cylinders involved in the deviation is rotated by an angle of rotation opposite to the deviation, or for the respective printing cylinder, a relative position is evaluated to image data known from the prepress stage for the printing cylinder in question and underlying the flexographic printing plate, and, upon detection of a deviation from a target circumferential position expected for a correct register, the printing cylinder in question is rotated by an angle of rotation opposite to the deviation. The invention further relates to a flexographic printing unit.

A plate processing line and methods for producing a flexographic printing plate. An imaging station applies image information to a first plate. A first exposure station cures the first plate. One or more of water, a solvent, and / or a thermal process is further applied to the first plate. A drying station or an after-exposure station is configured to expose the plate to further radiation. A feeding station is configured to feed the first plate cured by the exposure station and a second plate cured by a second exposure station to the processing station. A transportation cart may transport the plate between the first or second exposure stations and the processing station.

An application device (18) for a coating system (10) for vapor deposition of metal vapor onto films to form a metal layer is specified, wherein the application device (18) has a vacuum chamber (34) and is configured to apply a masking fluid to the film to be subjected to vapor deposition in the vacuum chamber (34), wherein the application device (18) comprises a transfer roller (26) and a printing roller (28) which are arranged in the vacuum chamber (34), wherein a printing form (30) which is in contact with the transfer roller (26) is arranged on the printing roller (28). The application device (18) comprises an evaporator (32) for the masking fluid, which is configured to generate a masking fluid vapor. The application device (18) has a masking fluid vapor metering system (42) associated with the evaporator (32), which faces the transfer roller (26) and is configured to meter different amounts of masking fluid vapor transversely to the longitudinal axis of the transfer 15 roller (26) so that layers of masking fluid that have different local thicknesses are deposited on the transfer roller (26). Furthermore, the invention relates to a coating system (10), to a method for vapor deposition onto a film, to a wound capacitor and to the use of a transfer roller (26).

The invention relates to a printing plate logistics system comprising a plate storage unit, a transport system connecting the plate storage unit to one or more printing presses, a separator designed to separate plates arranged at least partially overlapping on the plate storage unit by moving a single plate in a separation direction, and a punch designed to punch a hole in a plate separated by the separator, wherein the punch is displaceably mounted from a first position spaced apart from the separated plate to a second position closer to the separated plate. The invention also relates to a method for operating a printing plate logistics system, in particular a printing plate logistics system.

An apparatus for registering the edge of a plate, in particular a printing plate or printing plate precursor, is provided, comprising a support 100 configured to support the plate on a support surface and intended to be placed upstream of a processing station, at least first and second movable elements 501, 502 arranged to be driven by an edge, typically the leading edge, of the plate, detection means 601, 602 configured to detect first and second datums representative of first and second positions of the first and second movable elements, respectively, at least one controllable component 100, 250 configured to act on the plate, and control means 700 configured to control the at least one controllable component on the basis of the first and second datum.

An object is to provide an operation guidance device capable of giving a preparation instruction in accordance with a time required for a screen printer for a member that is required to be delivered or collected. An operation guidance device includes: a request time acquisition section configured to acquire, for a member used by a screen printer, a device request time including at least one of a delivery time when a new member is required to be delivered to the screen printer or a collection time when the member used by the screen printer is required to be collected; a setting section configured to set a departure target time when a departure from a departure place toward the screen printer is required in time for the device request time acquired by the request time acquisition section, and information on a target member that is the member that requires an operation at the device request time corresponding to the departure target time; and a display instruction section configured to, for operation instruction information in which two pieces of information, the departure target time set by the setting section and the information on the target member, are associated with each other, display a list of multiple pieces of the operation instruction information.

The present disclosure provides a plate cylinder apparatus of a printing device, where a cylinder abutment limiting part of a cylinder fixing mechanism is located on a cylinder shaft; the cylinder abutment limiting part is an outer frustoconical limiting surface; a cylinder retaining component is connected to the cylinder shaft; an inner ring of a retaining sleeve of the cylinder retaining component is sleeved on the cylinder shaft; and the retaining sleeve is provided with an outer frustoconical cylinder-retaining surface. The present disclosure can realize fixed assembly of the cylinder on the cylinder shaft, and is convenient for disassembly and assembly. The cylinder is sleeved, with the rear end limited by the cylinder abutment limiting part, and the front end retained by the retaining sleeve. Moreover, a centerline of the cylinder in assembly can be adjusted to be relatively centered, thereby ensuring concentricity between the cylinder and the cylinder shaft, and preventing the problem that the printing quality is affected by excessive deviation of the concentricity. The end of the retaining sleeve is separated into a plurality of deformable elastic unit claws. When the retaining sleeve axially retains the cylinder, the retaining sleeve can also clamp the cylinder shaft through deformation of the elastic unit claws, such that the cylinder is fixed more firmly and is not loosened easily.

The present disclosure provides a plate cylinder apparatus of a printing device, where a cylinder abutment limiting part of a cylinder fixing mechanism is located on a cylinder shaft; the cylinder abutment limiting part is an outer frustoconical limiting surface; a cylinder retaining component is connected to the cylinder shaft; an inner ring of a retaining sleeve of the cylinder retaining component is sleeved on the cylinder shaft; and the retaining sleeve is provided with an outer frustoconical cylinder-retaining surface. The present disclosure can realize fixed assembly of the cylinder on the cylinder shaft, and is convenient for disassembly and assembly. The cylinder is sleeved, with the rear end limited by the cylinder abutment limiting part, and the front end retained by the retaining sleeve. Moreover, a centerline of the cylinder in assembly can be adjusted to be relatively centered, thereby ensuring concentricity between the cylinder and the cylinder shaft, and preventing the problem that the printing quality is affected by excessive deviation of the concentricity. The end of the retaining sleeve is separated into a plurality of deformable elastic unit claws. When the retaining sleeve axially retains the cylinder, the retaining sleeve can also clamp the cylinder shaft through deformation of the elastic unit claws, such that the cylinder is fixed more firmly and is not loosened easily.

The invention relates to a printing plate logistics system comprising a plate storage unit, a transport system connecting the plate storage unit to one or more printing presses, a manipulator, and a punch, wherein the punch is configured to punch holes in a plate fed to it, and the manipulator is configured to grasp a plate separated from a plate storage unit, to feed the separated plate to the punch, and to subsequently transfer the separated and punched plate to the transport system. The invention also relates to a method for operating a printing plate logistics system, in particular a printing plate logistics system.

An apparatus for replacing printing sleeves which comprises a handling device which can be removably engaged with a printing sleeve and a movement robot for moving the handling device; the handling device comprises a supporting frame and a self-centering grip clamp which is able to translate on command, with respect to the supporting frame, along a movement direction that is substantially parallel to the axis of the supporting rod, between an advanced working position and a retracted working position; the grip clamp has engagement elements which are movable on command between an inactive position and an active position, in which they are radially spaced apart from the axis of the supporting rod, in order to allow their engagement with the internal surface of the printing sleeve.

The invention relates to a printing plate logistics system comprising a plate storage unit, a transport system connecting the plate storage unit to one or more printing presses, and a separator designed to separate plates arranged on the plate storage unit, each on one of its edges and at least partially overlapping one another, by moving a respective outer plate in a separation direction. The invention also relates to a manipulator, separate from the separator, designed to grasp a plate separated by the separator and transfer the plate to the transport system, which is separate from the manipulator. The invention further relates to a method for operating a printing plate logistics system, in particular a printing plate logistics system.

An application device (18) for a coating system (10) for vaporizing films with metal vapor to form a metallic layer is described. The application device (18) comprises a vacuum chamber (34) and is configured to apply a masking fluid to the film to be vaporized in the vacuum chamber (34). The application device (18) includes a transfer roller (26) and a pressure roller (28) arranged in the vacuum chamber (34), with a pressure plate (30) in contact with the transfer roller (26) being arranged on the pressure roller (28). The application device (18) includes an evaporator (32) for the masking fluid, which is configured to generate masking fluid vapor.The application device (18) comprises a masking fluid vapor metering system (42) associated with the evaporator (32), which faces the transfer roller (26) and is configured to meter the amount of masking fluid vapor differently across the longitudinal axis of the transfer roller (26), so that locally varying layers of masking fluid are deposited on the transfer roller (26). Furthermore, a coating system (10), a method for vaporizing a film, a wound capacitor, and the use of a transfer roller (26) are described.

An exchange unit is an exchange unit for use in a printing device for performing a printing operation with a viscous liquid on a target object using a screen mask and comprises at least one storage element exchange device, which includes a storage element placement section that is arranged on an upper section of a rack unit next to a housing of the printing device and configured to place a storage element that receives the viscous liquid, and a storage element movement section that is configured to move the storage element between the storage element placement section and a storage element opening section of the printing device, and a cleaning element exchange device, which includes a cleaning element placement section that is arranged on the upper section of the rack unit next to the housing of the printing device and configuredto place a cleaning element configured to clean the screen mask, and a cleaning element movement section configured to move the cleaning element between the cleaning element placement section and a cleaning element opening section of the printing device.