EP3271173B1 - Machine d'impression pour papiers-valeurs comprenant une unité de séchage et procédé de fabrication - Google Patents

Machine d'impression pour papiers-valeurs comprenant une unité de séchage et procédé de fabrication Download PDF

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Publication number
EP3271173B1
EP3271173B1 EP16710470.2A EP16710470A EP3271173B1 EP 3271173 B1 EP3271173 B1 EP 3271173B1 EP 16710470 A EP16710470 A EP 16710470A EP 3271173 B1 EP3271173 B1 EP 3271173B1
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EP
European Patent Office
Prior art keywords
printing
dryer
length
printing material
substrate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP16710470.2A
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German (de)
English (en)
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EP3271173A1 (fr
Inventor
Sebastian Franz
Michael Scheller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koenig and Bauer AG
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Koenig and Bauer AG
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Publication date
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Publication of EP3271173A1 publication Critical patent/EP3271173A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F11/00—Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination
    • B41F11/02—Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F15/00—Screen printers
    • B41F15/08—Machines
    • B41F15/0804—Machines for printing sheets
    • B41F15/0809—Machines for printing sheets with cylindrical or belt-like screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
    • B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
    • B41F23/0403—Drying webs
    • B41F23/0406—Drying webs by radiation
    • B41F23/0409—Ultraviolet dryers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
    • B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
    • B41F23/044—Drying sheets, e.g. between two printing stations
    • B41F23/045—Drying sheets, e.g. between two printing stations by radiation
    • B41F23/0453—Drying sheets, e.g. between two printing stations by radiation by ultraviolet dryers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B41F33/16—Programming systems for automatic control of sequence of operations

Definitions

  • the invention relates to a security printing machine and a process for the production of security or securities intermediates according to the preamble of claim 1 or 10.
  • EP 2 025 515 A1 is a screen printing machine with a two pressure points comprehensive printing unit known.
  • the respective pressure point is formed by a staff against a counter-pressure cylinder screen cylinder.
  • a drying device based on UV radiation is provided by which the applied in the first print spot print pattern can be dried at least superficially.
  • a printing pattern with printing areas can then be applied, which adjoin the printed areas immediately or even overlap them. For example, a plurality of image elements arranged in rows and columns and comprising these two regions are printed on a printing material sheet.
  • EP 1 648 702 B1 discloses a printing machine with a working according to the screen printing process printing unit, wherein a printing cylinder or cylinder of a conveying path has at least one magnetic element for aligning pigments contained in the ink and the Bedruckstoffweg downstream comprises a dryer.
  • the EP 2 067 620 A2 relates to a method for drying printed material in multi-color printing, wherein the drying takes place via a one- or two-dimensional array of radiation sources depending on the image content. This data from the Pre-press used to control the light sources individually or in groups.
  • the DE 10 2009 007 873 A1 discloses a sheet-fed printing machine wherein a sheet printed with UV light-curing inks is exposed to UV light by irradiating a predetermined range.
  • the device comprises a plurality of LEDs, which are arranged in predetermined zones in the transverse direction of the sheet and are switched on in accordance with the position and size of predetermined areas.
  • An activation of individual zones in the transverse direction can take place here as a function of the width of the sheet passage area or depending on whether an image is contained in this zone.
  • a turn on depending on a front and rear end of the image or depending on the distance of a plurality of longitudinally spaced partial images can take place.
  • the irradiation area is calculated by a corresponding calculation unit on the basis of data to be provided before the printing operation.
  • the EP 1 599 340 B1 relates to an ultraviolet curing of coating compositions, wherein the example of a laterally over a printing material oscillating Injektkopf with the head entrained LEDs for selectively drying only printed target surfaces are exposed to radiation.
  • the control takes place z. B. over software, for example, a raster image or other system used in the production of the printed image.
  • the control of the LEDs should be transferred to an intermediate dryer or a final dryer of an offset printing press. Alternatively, this can also be transferred to a screen printing, to a controlled drying of a printed substrate to allow before re-printing.
  • the EP 1 439 071 B1 relates to an inkjet printer having a dryer that is controlled based on a temperature or a humidity measured by a sensor.
  • US 2007/0206083 A1 relates to an ink jet printer, wherein curing of the ink takes place by irradiation or other application of energy. Irradiation is carried out by led on the ink jet head LEDs, the amount of radiation and a profile in the transport direction of the paper is set differently depending on the paper used.
  • a dryer is arranged in a sheet-guiding drum with this co-rotating.
  • the dryer can be controlled in the circumferential direction and / or in the axial direction zonal independently of each adjacent zones and thus adaptable to the printed image.
  • the example checkered zones can be controlled depending on the printed image.
  • the data can come from prepress.
  • the activation can also be effected as a function of operating parameters, including printing sheet parameters such as the printing sheet format.
  • the EP 1 142 711 A1 discloses a controller for the dryer device of a printing press, wherein the dryer device is controlled in dependence on variables characterizing the printing process. As such a size, the radiant power of a UV or IR dryer can be controlled in dependence on the color assignment of a preceding printing unit. Also, in the case of block over the format width distribution arranged drying devices, the individual blocks can be controlled according to the color assignment of the subject.
  • the data to be used for color assignment can be determined by printing plate scanning or preferably be obtained as a record from the digital prepress.
  • EP 2 025 515 A1 is a securities printing machine with two screen printing units and an intermediate UV dryer known.
  • the screen printing units can be applied according to the grid of several columns and rows of benefits per benefit picture elements.
  • a security printing machine by means of which at a first printing location a first side can be printed in two colors and at a second printing location both sides can be printed simultaneously in multiple colors. Between the two pressure points, a UV dryer is arranged and directed to the previously printed side.
  • WO 2012/059861 A1 a flexible light-emitting film which is used in a printing press as a light source for an inspection device.
  • the DE 20 2006 010 941 U1 discloses a dryer with a radiation unit and a reflector.
  • the invention has for its object to provide a security printing machine and a method for the production of securities or securities intermediates.
  • the achievable with the present invention consist in particular that thereby an improved print quality and / or less wear during printing and / or a reduced energy and / or maintenance or cleaning costs can be achieved.
  • a particularly fast and economical dryer and printing machines are created with such a fast and economical dryer.
  • a selective drying and fixing of picture element parts and thus an extended production spectrum can be achieved.
  • a dryer device or a dryer device comprising a dryer has a dryer with a drying means comprising a plurality of separately switchable and transversely offset to the transport direction of the printing material to each other dryer elements through which the printing material in each activated state for the drying of which is acted upon by a drying medium, and a control device, by which switching on and off of the or a part of the dryer elements in a repetitive, a sequence comprising at least one active and at least one inactive phase cycle correlates to a Machine and / or printing material phase position takes place and / or can take place.
  • a securities printing machine comprises at least a first printing location at which this printing location passing substrate, in particular sections of a substrate web or preferably printing material in sections on at least a first of its two sides in a cycle on a print length and printing width with respect to the substrate at the pressure point fixed cycle length with print images of a relation to the cycle length shorter print image length is printable, a downstream next following second Pressure point at which the printing substrate passing this printing material is also printable on at least the second page with print images, and at least one dryer device with a one or more part radiation means comprising dryer in the printing material between the first and second pressure point and / or in the second pressure point subsequent printing material is arranged and through which the dryer on its transport passing substrate for its drying is acted upon by radiation.
  • a drying means of the dryer with respect to an activation and deactivation controlling means which is in signal communication with a machine phase and / or the printing material progress representing signals supplying encoder and in operation per cycle on and off of the or at least part of Radiation source correlated with at least one active and at least one inactive phase causes the machine and / or printing material phase position.
  • this printing location passing substrate is, in particular sections of a printing material or preferably printing material on at least a first of its two sides in a cycle on a printing length and printing width with a related to a provided in Betikstoffweg first print spot imprinted on the substrate feed at the printing point fixed cycle length with printed images of a cycle length shorter print image length, and at a downstream next second print spot of this printing passage passing substrate on at least the second of its sides - for example, in the same cycle with printed images compared to the cycle length shorter print image length - printed.
  • the drying of the dryer on its transport substrate is subjected to the drying thereof with radiation.
  • the printing material is clocked acted by each cycle on and off of the or at least a portion of the radiation source with at least one active and one inactive phase is correlated to the machine and / or printing material phase position.
  • the position and / or length of the repetitive on and off sequence can be synchronized in total to a Leitachsgeber or preferably directly to signals of the machine phase and / or the printing material progress detecting sensor.
  • the security printing machine in particular a security printing machine with at least one printing unit, at the printing point the printing area passing sections of a printing material in a cycle with respect to the printing material at the printing point fixed cycle length per section can be printed with a print image of a print image length, and with a dryer with a downstream of the printing location in Betigstoffweg and a one- or multi-part drying agent comprising dryer, by which the dryer passing substrate to its drying in at least one running in the direction of transport of the substrate track can be acted upon with radiation, and a control device controlling the operation of the dryer, an operating interface with operating elements connected to the control device is provided, via which the drying device can be configured by the operating personnel with regard to a lateral position and / or width of at least one track to be acted upon by the dryer
  • the dryer device has a pressure point downstream in Betigstoffweg and a one- or multi-part dryer comprising drying, which is applied to the dryer passing substrate for drying in at least one running in the transport direction of the substrate track with radiation, and with a controller controlling the operation of the dryer, the dryer means for the current or pending production at an operator interface with respect to a lateral position and / or width of the configured at least one to be acted upon by the dryer track.
  • a securities printing machine with at least one printing unit, at its printing point, the printing area passing sections of a substrate in a cycle with respect to the substrate feed at the pressure point fixed cycle length per section a print image of a print image length can be printed, and with a dryer device with a pressure point downstream in the Betigstoffweg and a one- or multi-part drying agent comprising dryer through which the Dryer passing substrate for the drying thereof in at least one running in the transport direction of the substrate track can be acted upon radiation, and the operation of the dryer controlling control device in the Bedruckstoffweg a signal technically connected to the control device means for image acquisition and / or evaluation be provided by which The control device can provide data for a position and / or dimension, ie information indicating the position and / or dimension, or data containing this data or information containing this data, or image elements or picture element groups applied to the substrate from upstream.
  • the drying device In the configuration of the drying device of a security printing press, with at least one printing unit, at the printing location the printing section passing sections of a substrate, especially printing material in a cycle with respect to the substrate at the printing fixed cycle length per section with a, in particular exactly one, print image a printing image length is printed, wherein the dryer device has a pressure point downstream in Betigstoffweg and a one- or multi-part dryer comprising drying, which is applied to the dryer passing substrate for drying in at least one running in the transport direction of the substrate track with radiation, and with a control device controlling the operation of the dryer, a configuration of the drying device with regard to a lateral position and / or width of the dryer is carried out for the current or upcoming production at least one to be acted upon by the dryer track, by - at least among others - this lateral position and / or width using a device for image acquisition and / or evaluation underlying or derived from this data, in particular a position and / or dimension pixel-related data is set and / or changed.
  • a z. B. preferred as a sheet-fed press or possibly also as a web-fed printing machine comprises on the input side a feeder 01, through which the printing machine is supplied with a sheet or web-shaped substrate 02, at least one printing unit 03, through which the substrate 02 one or both sides on or printed several times, and a product display 04, at which printed products or intermediates are stacked or continuously laid or wound up as a roll (see, for example, US Pat. Fig. 1a . Fig. 1b and Fig. 1c ).
  • the printing machine as a printing machine for security printing, for example, for printing web-like substrate 02, z. B. a printing substrate, or preferably for printing sheet-like substrate 02, z. B. substrate sheet 02, executed.
  • the feeder 01 for the latter embodiment is z. B. formed as a sheet feeder 01, in which a stack of supplied and to be printed with printing material 02 can be arranged.
  • security printing is intended here in particular the printing of z. B. banknotes or other security-related, equipped with one or more security features documents and / or be prepared for security paper.
  • the printing machine is designed as a roll or preferably as a sheet-fed printing press for security printing and z. B. designed to print in a version still unprinted or in another version already pre-printed substrate 02, z. B. substrate sheet 02, in particular securities or sheets in particular, such. B. webs or in particular sheets with banknotes or other security-related documents as products or further processed intermediate products.
  • a printing press operating at least under one another by a printing and / or high-pressure method, but in particular as a further processing machine, by means of which a - previously inline or in particular offline - already with a Raster of use printed substrate 02 each benefit in the printing or high-pressure process with at least one security feature and / or a customizing the individual use identifier is and / or can be printed.
  • it is to be printed on one of the two substrates on at least one printing location, in particular multi-colored, as a substrate 02, in particular a security paper, in the printing material path at several printing locations.
  • the printing unit 03 of z. B. as a security printing machine trained printing machine may in principle be based on any printing process based printing unit 03 with at least one pressure point 06; 07; 06 '; 07 ', z. B. as on a high-pressure method, a gravure printing method, an offset method, a screen printing method or sequentially based on several of said methods, be formed.
  • the printing unit 03 is as the substrate in a printing or a high-pressure process printing executed.
  • the printing unit 03 is the substrate 02 in the range of at least one pressure point 06; 07 formed on at least one substrate side in a screen printing process, especially in rotary screen printing, printing.
  • the printing substrate 02 is printable at a first printing location 06 "on at least a first of its two sides and at a downstream second printing location 07" on at least the second of its pages in the same cycle with printed images of a shorter printed image length compared to the cycle length.
  • the said first and second pressure point may be preceded by a further pressure point.
  • the z. B. by screen printing or Letterset to be printed substrate 02 is preferably as a substrate sheet 02 and / or as already printed on another printing process substrate 02 and / or as z.
  • As textile, linen, hemp and / or synthetic fibers such.
  • the printing material 02 are in the execution of the printing press as a sheet-fed press z. B. held as layers of a printing material stack in the trained as a sheet feeder 01 feeder 01, of which they are represented by a not shown in detail, z. B. suction cups comprehensive gripping device 08 individually recorded and isolated over a conveyor line 09, z. B. via a preferably designed as a belt system 09 conveyor system 09, and possibly a conditioning drum to be promoted to an entrance area in the printing unit 03.
  • z. B. At the entrance to Printing unit 03, for example, on a transfer drum 11 of the printing material 02 to a the printing unit 03 associated conveying path, z. B.
  • the web-shaped printing substrate 02 in the area of the printing unit 03 passes through a conveying path which comprises one or more rollers and / or cylinders wrapped around the web.
  • the printing unit 03 associated conveying path is preferably designed as a gripper system in which the printing substrate 02 promoted by successive transfer between a plurality of successive drums and / or cylinders in the transport direction along the transport path through the printing unit 03 becomes.
  • z. B. designed as a gripper system conveying path of the printing material 02 is discharged to the third conveyor section 13.
  • the printing unit 03; 03 'in the first embodiment comprises at least one pressure point 06 on at least one side of the conveying path; 06 ', through which the substrate 02 is printable or printed on one of its substrates.
  • the pressure point 06 ' can by a nip 06; 06 'of two rotary bodies 18; 21, z. B. a nip 06; 06 'between a cylinder 18 of a first printing unit 19; 19 'and a cylinder 18 serving as abutment cylinder 21, z. B. a counter-pressure and / or Transport cylinder 21, be formed.
  • This cooperating with the freshly printed substrate side rotating body 22 may, for. B. as a guide and / or transport roller of the conveyor system, as a conditioning roller for cooling or heating of the printing material or in particular for forming a further pressure point 07; 07 'as a cylinder 22 of the former printing unit 19; 19 'subsequent printing unit 23; 23 'executed.
  • Such a second pressure point 07; 07 ' can in this case by a nip point 07' between the cylinder 22 of the second printing unit 23; 23 'and be effective as an abutment cylinder, the z. B. by the first printing unit 19; 19 'serving as counter-pressure and / or transport cylinder 21 cylinder 21 or a different therefrom further, acting as a counterpressure and / or transport cylinder cylinder is formed.
  • the printing material of the printing press and / or the printing unit 03 upstream or downstream one or more further such acting on this same substrate side printing units and / or one or more further acting on the other substrate side printing units can be provided.
  • At least one pressure point 06; 07; 06 '; 07 'downstream Bezierstoffweg is at least one dryer 14; 16; 36 comprehensive drying device provided by which applied to the substrate 02 pressurized fluid, eg. As printing ink, paints or other coating materials, at least superficially dried or can be.
  • a drying device can between a printing unit 19 and a downstream, with the freshly printed Betikstoffseite cooperating rotating body 22, z. B. as an intermediate drying device between the printing unit 19; 19 'and the downstream printing unit 23; 23 ', be provided and include a directed to the Betigstoffweg dryer 36.
  • At least one dryer device in the printing material path can be used for the single or last printing unit 19; 19 ';23; 23 ', ie the printing unit 03; 03 ', be downstream and a directed to the Betikstoffweg dryer 14; 16 include.
  • this can be embodied as a device 17 which acts on the printing substrate 02 and acts on magnetic field lines, and the pressurized fluid can comprise particles which can be aligned by magnetic field lines, for example magnetizable or magnetically active pigments.
  • the at least one printing unit 19 and in particular also the at least one further, with the same substrate side together acting printing unit 23 as working after the screen printing unit 19; 23, briefly as a screen printing unit 19; 23, and the printing unit 19; 23 associated imaging cylinder 18; 22 as a form cylinder 18; 22, in particular as a so-called sieve cylinder 18; 22 formed.
  • the screen cylinder 18; 22 rolls off on the lateral surface of the counter-pressure and / or transport cylinder 21 and forms in the region of its above-mentioned nip 06; 07 with the counter-pressure and / or transport cylinder 21, the pressure point 06, 07 from.
  • the screen cylinder 18; 22 includes in the region of its lateral surface as a printing forme 31; 32 a concentric to real or imaginary cylinder axis arranged screen printing stencil 31; 32. This is in the assembled state, for example, the front side releasably secured to not shown ring flanges.
  • the screen printing stencil 31; 32 can basically as an endless cylinder jacket or sleeve-shaped screen printing stencil or as a finite, but in the assembled state to a closed to form a slight shock in the periphery screen printing stencil 31; 32 executed.
  • a doctor blade 34 of a doctor device 33 is provided, which in the engaged state in a peripheral region of the screen cylinder 18; 22 from the inside against the screen printing stencil 31; 32 is employed, in which of these the pressure point 06; 07 forms with the counter-pressure and / or transport cylinder 21.
  • This point can, for example - based on the operating direction of rotation - up to 5 ° before or after the nip 06; 07 may be provided with the counter-pressure and / or transport cylinder 21.
  • the thus employed doctor blade 34 accumulates a bead of ink, which she rolls in front of her and through the permeable areas of the screen printing stencil 31; 32 pushes outwards.
  • z. B an opening 28 on the counter-pressure and / or transport cylinder 21 through the nip 06; 07 in the following section U D , z. B. peripheral portion U D to allow the earliest possible resume for printing, for temporary and at least partial coverage of the opening 28, a above-mentioned inking 29, z. B. a flap 29 designed as a cover 29, be provided, through which the opening 28 is at least in the leading portion of the opening 28 temporarily covered.
  • the cover element 29 may, for example, overlap slightly with the undisturbed cylinder jacket peripheral section and, in this case, reduces the length of the maximum usable peripheral section U D for printing. This geometric shortening is due to the premature Hiring z. B. more than offset. Due to the premature setting can - in relation to the unrolling during operation - upstream pressure range beginning ideally immediately, but possibly additionally connect over a slight safety distance to the cover 29.
  • An example of the minor overlap and possibly a slight safety distance following the cover 29 conditional extension of not usable for pressure peripheral portion U N beyond the leading edge opening and / or the distance of the earliest possible Druck Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff Kunststoff
  • the maximum usable for the pressure length L D is limited by the machine and / or security reasons earliest possible pressure range beginning and a machine and / or security due trailing side latest possible pressure range end.
  • the latest possible pressure range end in principle with the leading end of the following opening 28, z. B. the leading opening edge of the following opening 28, coincide or -z. B. for reasons of safety and / or risk of contamination and / or due to function - by a distance to be observed a s to the trailing edge of the following pit opening spaced (see, for example, schematically in FIG. 3 and FIG. 4 ).
  • the maximum usable for the pressure length L D for example, by the length of the undisturbed circumference on the abutment, z. B.
  • These variables are regularly matched to one another and essentially correspond to one another.
  • the at least one counterpressure and / or transport cylinder 21 comprises at least one holding device 24, for example, at its periphery.
  • B. a one or a group of several grippers comprehensive gripping device 24, through which the input side, the leading end of a printing material 02 recordable and output side to the downstream conveyor line can be issued again.
  • the gripper device 24 is in this case z. B. arranged in a provided in the otherwise cylindrical lateral surface 27 of the cylinder 21 pit 26, whose radially outwardly directed opening 28, z. B. pit opening 28, the cylinder jacket-shaped lateral surface 27 interrupts and interferes.
  • n 3
  • substrate sheet 02 in the circumferential direction successively formed execution of the counterpressure and / or transport cylinder 21 includes this in the circumferential direction one behind the other several times, ie n-fold, here z. B. three times, such a holding device 24 and a respective intermediate cylindrical barrel-shaped peripheral portion (see, eg. Fig. 2a ).
  • such holding devices can be dispensed with (see, for example, US Pat. Fig. 2b ).
  • Colloquially includes the n-times large cylinder 21 n each without interruption usable for printing peripheral portions U D.
  • n-fold, ie one or more times large execution includes the counter-pressure and / or transport cylinder 21 in the circumferential direction considered n, ie one or more usable as an abutment during printing peripheral portions U D , in particular Cylinder circumference sections U D and n, ie one or more the holding means 24 comprehensive, not usable as an abutment during printing peripheral sections U N with disturbed lateral surface 27.
  • the usable as abutment during printing peripheral portions U D are colloquially referred to as so-called. "Saddle".
  • the peripheral portion U N which comprises the opening 28 and which is not suitable for the pressure and / or provided has along the continued circular line an effective rolling length L N which corresponds to the arc length reaching over the opening.
  • the usable for printing peripheral portion U N accordingly has a length L N , which simultaneously limits the possible print image length L44 upwards.
  • the usable as a pressure abutment peripheral portion U N can in principle alone through the opening 28 of the holding device 24 receiving pit 26 or possibly through this opening 28 and - if provided - a leading and / or trailing side subsequent functional portion, for example, an overlap area of a possibly Dyeing aid 29 provided on the upstream side (see below) and / or a distance to be adhered to by definition of the trailing edge of the following pit opening.
  • the usable for printing peripheral portion U D can basically be given by the lying between a leading end of the interruption 28, for example, the leading end of the opening 28, and the trailing end of the following in the circumferential direction the same or next opening 28 cylinder jacket section.
  • substrate 02 which is printed with a grid of usefulness in a plurality of rows and columns, is printable per use with print image elements 56, in short: picture elements 56, or groups of structures comparable to picture elements 56.
  • the imaging cylinder 18; 22 carries in screen printing z. B. a plurality of imaging pressure elements 25 or groups of imaging pressure elements 25 on the periphery (eg. Fig. 5a ), which are arranged in several transverse to the transport direction equidistantly spaced columns and on a width corresponding to the printing width of the cylinder width in a plurality of equidistantly spaced apart in the transport direction rows.
  • these are given by subjects 25, which are formed by areas which are permeable to light.
  • These repeatable in the circumferential direction and in the cylinder longitudinal direction of pressure elements 25 or groups for example, all be given by a same one-piece or multi-part motif.
  • a likewise advantageous embodiment is the at least one printing unit 19 'and in particular also the at least one further, together with the same substrate side printing unit 23' as after a high-pressure process, in particular after the Letterset working printing unit 19 '; 23 ', z. B.
  • the at least one dryer device comprises one, preferably as a radiation dryer 14; 16; 36 formed dryer 14; 16; 36.
  • This comprises a drying agent for drying 38, z. B. a radiation source 38 through which the substrate 02 can be acted upon to dry it with a drying medium.
  • the drying agent 38 or the radiation source 38 can in principle be formed in one piece and, when activated, form a continuous active region A extending over an entire effective width b A.
  • the total effective width b A for example, corresponds to at least one - in the transverse direction (for example, indicated in the figures with a direction x) - maximum printing width.
  • drying medium such as radiation
  • the dryer elements 38 k can in a first embodiment basically each by individual desiccant sources 38 k, i , z. B. by beam sources 38 k, i , in particular radiation sources 38 k, i , themselves or preferably by groups 38 k such, assigned to each other, z. B. jointly and / or simultaneously to be switched beam or radiation sources 38 k, i be formed.
  • These groups 38 k can already be firmly formed in a first embodiment and always only total switchable, but z. B. as a group 38 k , z. B. on a formed in the manner of a dryer head component, in the transverse direction - preferably motor - be displaced (see, eg. Fig. 6 ).
  • one, several or all of the drying elements 38 can be displaced transversely to k provided for the printing substrate transport direction 02.
  • the groups 38 k for different production runs can be formed variably from a plurality of individual beam or radiation sources 38 k, i of the desiccant 38 and / or be imageable, wherein the group 38 k attributable to individual beam or radiation sources 38th k, i, however, preferably always be activated and deactivated simultaneously, in particular jointly, during operation during a same production run, or can be activated and deactivated (see, for example, FIG. Fig. 7 ).
  • all individual beam or radiation sources 38 k, i of the spaced-apart groups 38 k are activated and deactivated simultaneously, in particular jointly.
  • the drying means 38 are preferably a variety, for. B. at least 50, beam or radiation sources 38 k, i , offset from one another.
  • a transversely considered high length-related number for example, the length of a meter based at least 50 / m, in particular at least 70 / m, provided by transversely offset from one another beam or radiation sources 38 k, i .
  • the activation and deactivation of individual or fixed or variable groups of beamed or radiation sources 38 k, i takes place via a dryer 14; 16; 36 associated control device 37.
  • the jet or radiation sources 38 k, i forming the dryer elements 38 k individually or in groups are preferably designed as UV light sources in the above sense, in particular as UV diodes, in short UV LEDs.
  • this is considered a radiation source array, in particular an LED array, with several along the transport path, ie the print substrate run, one behind the other several lines each extending over at least the maximum substrate width B02 max Variety of radiation sources 38 k, i , in particular UV LEDs, executed (see, for. Fig. 8 ).
  • Groups 38 k formed therefrom each comprise one or more longitudinal rows next to one another, each with a plurality of radiation sources 38 k, i , in particular UV LEDs, arranged one behind the other along the transport path.
  • simultaneous and / or joint switching on and off of the radiation sources 38 k, i concerning the groups can take place as actually simultaneous and / or joint switching of all the radiation sources 38 k, i of the groups 38 k arranged one behind the other or be educated.
  • the simultaneous and / or joint switching is related to the passage of the printing material 02 for the relevant line.
  • the "simultaneous and / or joint" switching of the radiation sources 38 k, i encompassed by the participating groups takes place in such a way that the radiation sources 38 k, i to be switched are switched on and off simultaneously and / or jointly correlated to the printing material feed.
  • the lines are synchronized to the printing substrate progressively switched on and off.
  • a plurality of radiation sources 38 k, i , z can each be viewed in the transverse direction.
  • LEDs 38 k, i ,, in particular UV LEDs 38 k, i , or more longitudinal rows of radiation sources 38 k, i , in particular longitudinal rows of LEDs 38 k, i be operatively connected to a same switching element, via which they as a solid subgroup only on the whole and can be switched off, and which in turn to the group 38 k together and / or simultaneously to be activated and deactivated radiation sources 38 k, i summarized.
  • the dissipation of the irradiation in the transverse direction suffers, which is, however, to be accepted for some applications.
  • the z. B. in the transverse direction smallest switchable unit can here - regardless of whether they are in width only a single radiation source 38 k, i or one Longitudinal row of radiation sources 38 k, i or a plurality of individual radiation sources 38 k, i or more longitudinal rows of radiation sources 38 k, i includes - be referred to as a radiation segment.
  • the drying device 38 k and the control device 37 comprehensive drying device can be formed with a transversely fixed, possibly only for adjusting the dryer laterally adjustable arrangement of the dryer elements 38 k and / or be formed with a one- or multi-part desiccant 38 through which one over an entire effective width b A continuously extending effective range A is formed or formed.
  • the drying device 38 k and the control device 37 comprehensive drying device is preferably adapted to that - in at least one operating situation - viewed in the transverse direction on a plurality of spaced-apart section widths, for. B. traces t i , by one or more of the dryer elements 38 k, a drying effecting or at least supporting radiation can be applied, wherein the irradiated section widths or tracks t i are interrupted by unirradiated sections or tracks.
  • the irradiated portion widths or tracks t i can in this case each by only one or by a plurality of adjacent regions a drying j be formed.
  • the dryer elements 38 k are as set forth above as the radiation sources 38 k are present or as groups 38 k, of individual radiation sources 38 k, i which are fixed or variable depending preferred production definable.
  • displaceable dryer elements 38 k are preferred several or all of the dryer elements 38 k so displaced that positions of the active or activatable dryer elements 38 k and / or distances between the dryer sections 38 k irradiated section widths - preferably up to a distance zero or even a slight overlap - depending on the pressure-product-related characteristics are variable.
  • the dryer elements 38 k can be moved and / or moved manually or by motor in the transverse direction.
  • the dryer elements 38 k are or can be positioned or positioned automatically in the transverse direction via the control device 37.
  • This printing product-related configuration of the drying device in the second embodiment here a selection and / or selection and / or positioning of the dryer elements 38 k via the control device 37, in this case -. B. by operating personnel on an operator interface 55 - manually entered or selected or obtained from a production planning or inspection production-related data P, such. B. to number and / or size and / or lateral position of use on the substrate 02, done.
  • a production planning or inspection production-related data P such. B. to number and / or size and / or lateral position of use on the substrate 02, done.
  • the data P characterizing the production with respect to a positioning of and / or formation of dryer elements 38 k in the form of correspondingly prepared information I (P) are fed to the control device 37, where they are stored in control means 48, e.g. B. computing and / or data processing means 48, are processed to the respective positioning signals.
  • the data P or information I (P) may be provided in a manner detailed below from data provided by operators at the operator interface 55, from data imported from production planning, or from data originating from an inspection system or in parallel to the inspection system , be won.
  • the signals relating to the positioning can then be supplied, for example, to one or more drives provided for positioning.
  • information I (G (k)) obtained from printed product-related characteristics can be taken into account via the dryer elements 38 k to be activated in the control of the beam or radiation sources 38 k, i , for example only the As a result, certain selection G (k) of groups 38 k or dryer elements 38 k activated activated and / or. is activated or is.
  • drying means 38 with dryer elements 38 k which are present as printed product related from beam or radiation sources 38 k, i groups 38 k to form and position and / or size of irradiated section widths and / or distances between through the Dryer elements 38 k irradiated section widths variable by, for example, of the totality of the beam or radiation sources 38 k, i arranged over the width b38, depending on the product-related characteristics specific groups 38 k to be activated or activated beam or radiation sources 38 k, i with therebetween lying groups not to be activated or inactive beam or radiation sources 38 k, i are formed.
  • This is also intended to include an embodiment in which smaller groups of beam or radiation sources 38 k, i are combined according to the print product-related characteristics into several overlapping groups 38 k .
  • the printing product-related configuration of the drying device in the second embodiment here a determination of the sections to be exposed or acted upon, ie selection or definition of activated or activated beam or radiation sources 38 k, i for the formation of groups 38 k to be activated also here.
  • the determination can be made on the basis of production-related data P.
  • the production-related data P or information I (P) may be provided in a manner provided below by operating personnel at the operating interface 55, from data imported from production planning or from data originating from an inspection system or in parallel to the inspection system become.
  • the originating from the production planning or the inspection system data P are the controller z. B. via a data interface 59 and include data on product-related characteristics such. B. to number and / or size and / or location of use on the substrate 02.
  • the controller 37 in the form of product-related characteristics information I (P) supplied where this example, by appropriately established control means 48, z. B.
  • calculating and / or data processing means 48 for forming the groups to be formed for the production 38 k activatable or to be activated beam or radiation sources 38 k, i are used.
  • information (G (x)) obtained from print product-related characteristics can be transmitted via the groups 38 k or dryer elements 38 k formed and to be activated from sub-quantities of the beam or radiation sources 38 k, i during the control of the beam or radiation sources 38 k, i consider, for example, for the production in question only the thus determined selection G (x) of beam or radiation sources 38 k, i is activatable.
  • the product-relevant selection or the information I (G (k); I (G (x)) relating to this selection and / or formation of the groups 38 k can, for the case described below, be in the transport direction (eg in the figures with FIG one Direction y indicated) varying and / or clocked wiring also form a basis for a relevant overlay, so that a varied in length and / or location or clocked activating and deactivating only for the selected and possibly product related positioned and / or groups 38 k to be activated beam or radiation sources 38 k, i combined dryer elements 38 k takes place.
  • a first selection and / or positioning of dryer elements 38 k can be activated or activated and in a second, from the first operating situation in the printing substrate and / or pressure range width B02; B44 and / or different second operating situation in the profile (eg Fig. 9b ) can be activated or activated in the selection and / or positioning to the first operating situation different dryer elements 38 k .
  • a first selection of beam or radiation sources 38 k, i combined into groups 38 k can be activated or activated and in a second, second operating situation deviating from the first operating situation in the printing substrate width B02 and / or the profile (eg. Fig. 10b ) can be activated or activated in the selection for the first operating situation different beam or radiation sources 38 k, i .
  • z. B Under a pressure nip 52 should be understood here in the transport direction extending pressure strip, which on both sides by extending in the transport direction, not in Printing unit 03 or the relevant printing unit 19; 23 printed strips of a strip width are limited, the z. B. Beyond the dimension of individual pixels or color points beyond ready, z. B. has a width of more than 5 mm, in particular more than 10 mm. However, printed strips that are separated by z. B. such non-printed narrow strips of at least 5 mm interrupted despite its discontinuity in the above sense to be summarized or larger printing columns 52.
  • the dryer 14; 16; 36 and the control device 37 comprehensive drying device is thus designed and arranged in an advantageous embodiment, only a portion of the radiation sources 38 k, i in sections in several, in particular at least four predefinable, transversely to the transport direction to each other approximately, ie by more than 20% of the average distance different, equidistant spaced groups 38 k of radiation sources 38 k, i after a certain sequence simultaneously and / or jointly on and off.
  • the groups 38 k are preferably substantially equidistant from each other, ie at a distance of at most 10% from the average distance.
  • the distances between the groups 38 k to be switched on and off differ from each other by a maximum of twice the step size considered in the definition of the groups 38 k transversely to the transport direction, ie the smallest possible switchable unit in the transverse direction, eg. B. the width of an above-mentioned more or preferably single-lane LED row.
  • the configuration ie the positioning and / or selection of the dryer elements 38 k or groups 38 k to be activated based on the above-mentioned product-related data P or information I (P).
  • this is done on the basis of information provided by the product-related information I (P), by which a number and location of at least three in the transverse direction, in particular equidistantly spaced from each other on the substrate 02 imprinted or mecanicender print elements 56, in particular the same print pixel 56, fixed and / or fixed.
  • the positioning of the dryer elements 38 k or the formation groups 38 k is carried out or is carried out accordingly.
  • the information concerning the number and distribution of the picture elements 56 in the transverse direction can basically be obtained in any desired way and be made available in the information I (P). So this could basically from the printed image in its entire width and length image data concerned, z. B. from existing in the prepress data for the entire print image pertaining to printing patterns, be obtained by the evaluation or be. However, this is a great deal of effort and can moreover easily lead to errors due to the high number of each to be determined exposure ranges.
  • n X data on the number n X , with n X ⁇ ⁇ 3, in particular ⁇ 4, preferably ⁇ 6, and / or the position and / or the size of transversely side by side and z.
  • B. individually or in groups, preferably equidistant, spaced from each other on the substrate 02 Jardineder or applied one or more parts pixels 56 generated.
  • the picture elements 56 have z. B. at least a same or substantially, ie with at most ⁇ 2 mm deviation, the same width and / or even a same print pattern or motif.
  • a number field having essentially the same dimensions or, in the case of picture elements 56 to be applied by screen printing can repeat a same motif in the transverse direction n X times.
  • the dryer elements 38 k or groups 38 k are then arranged and / or arranged in accordance with this pattern of picture elements 56 interrupted by unprinted areas.
  • the dryer elements 38 k or groups 38 k may, for example, be arranged and / or of a width, so that the picture elements 56 are each completely encompassed by the effective width b A of the respective dryer elements 38 k or groups 38 k in their width.
  • the dryer elements 38 k or groups 38 k are or are formed with a width, for example such that the picture elements 56 only comprise and / or are irradiated in their width to a predeterminable part of the effective width b A of the relevant dryer elements 38 k or groups 38 k .
  • Said preferred embodiment is of particular advantage in connection with an operating mode and / or design of the printing press in which the printed image applied by the printing unit 03 is printed over the printed image or printing area width B44 a plurality, z.
  • the sequence underlying the control of the radiation source 38 preferably comprises one of the number n x of lines of imaging image elements 56 consecutively arranged in the circumferential direction, or groups of such image elements 56 equidistantly over active phases P AN spaced apart from respective inactive phases P AB of a same first Phase length and an inactive phase P AB with a relation to the first phase length significantly larger, ie at least twice, the phase length.
  • z. B. of two in the transport direction per use 57 spaced pixels can be provided equidistantly exactly one of the number of benefits Ny corresponding, and each several pixels 56 covering number of active phases P AN of the same first phase length.
  • such series can be provided with a number Ny of equidistantly spaced phases P AN offset from one another.
  • the juxtaposed pixels 56 may each be viewed in the transport direction by the above-mentioned printing gaps 52, wherein in the transport direction, for example, in each case a plurality, for. Eg a number n Y , with n Y ⁇ ⁇ 2, these picture elements 56 or picture element groups may be arranged at a distance from one another (see, for example, FIG. Fig. 17a ).
  • a "benefit" 57 here is a multiple in size and structure - and preferably in regular arrangement - repeating part of the entire print image of a printing section denotes, which - after at least one longitudinal and / or transverse cutting of the printing material 02 - a z. B. represents individually usable product unit for the intermediate or end customer.
  • preferred security printing are the individual benefits 57 on the printed by a printed image in a printing area 44 substrate 02, for example, by individual banknotes or security documents corresponding partial pressure images formed on subsequent processing path - possibly after further processing such.
  • a repeated printing and / or embossing and / or coating - are separated by cutting only to the individual banknotes.
  • a correlation takes place, in particular a correlation of switching states SZ; SZAN; SZ AB of the involved dryer elements 38 k or groups, with regard to a length and / or position of a repeating sequence of activation and deactivation, ie an over a cycle length L Z extending on and off sequence with at least one active state "ON", z. B. on state “ON”, and at least one of an inactive state "AB", z. B. shutdown state "AB" phase P AN ; P AB .
  • the machine phase can from the medium or directly derived angular position of a cylinder 18; 21; 22 a pressure point 06; 07 or another registerhelito be formed rotating machine element.
  • the size relating to the progress of the printing substrate 02 can be by an angular position signal of a machine element transporting the printing material 02 in register-register manner or by a passage signal of a sensor system provided on the transport path.
  • the cycle length L Z is preferably given by the repetition length between two successive printing sections, ie the shortest possible distance between the leading ends of two successive printing lengths. Depending on the physical variable to be considered, it may be spatially related to a path length between two locations y or an angle ⁇ or temporally to the duration between two times t. Taking into account the geometry and the transport speed profile, these variables can be converted into one another and, for example, related to a relative position to the machine phase.
  • the cycle length L Z corresponds to the sum of the length L D of a along the transport path considered for the maximum usable pressure portion U D, z. B. peripheral portion U D and a length L N of lying between two such sections U D , not usable for the pressure section U N.
  • the cycle length L Z corresponds, for example, to the total of the length L D of a usable for the pressure of the peripheral portion U D and the length L N of a non-usable for the pressure peripheral portion U N and / or the nth part of the circumference of the n-large or n saddle comprehensive counter-pressure and / or transport cylinder 21st
  • the cycle length L Z or the An-Ab sequence assigned to it now comprises an on / off sequence with at least one phase P AN with activated desiccant 38 or dry element 38 k and at least one phase P AB with desiccant 38 or dry element 38 deactivated k .
  • phase P AN ; P AN again relate to a spatial or correspondingly correlated temporal size.
  • Such a cycle-related sequence may comprise only a single activated phase P AN and a deactivated phase P AB or, in a further development, also several activated phases P AN interrupted by a respective deactivated phase P AB .
  • the length of a deactivated phase P AB here corresponds, for example, to at least the width or passage duration of the opening 28 plus the length or passage duration of possibly existing functional sections, for example, by a distance a S upstream of the trailing pit edge and / or by the length of the above-mentioned overlap a possibly provided cover 29 is given.
  • the drying device comprises in addition to the dryer 14, 16; 36 thus a control device 37 with control means 51, by means of which the z. B. as over the width b38 continuous or in the form of individual dry elements 38 k trained drying agent 38 in the above correlation to the machine phase of the printing press and / or to the progress of the printing material 02 on all or part of and on is switched off and on and off ,
  • the control means 51 comprehensive control means 37, the drying means 38 or at least one of the dry elements 38 k alternately for a length of the activated phase P AN corresponding duration in an activated or ON state or "ON" for one of Length of the deactivated phase P AB corresponding duration in a deactivated or inactive or switched off state "AB" can be brought.
  • the data processing and / or control means 48; 51 and / or dryer controller 49 comprehensive control device 37 may be formed by a contiguous or distributed control circuit 37 or by contiguous or distributed, mutually signal-connected data processing means 37, wherein they switching and / or data processing means for performing an above-mentioned synchronization of startup and shutdown sequence for the machine phase and / or the printing stock progress.
  • the control device 37 may be wholly or partially integrated into a machine control system connected to control and / or drive means of the printing machine in another way or else entirely or partially specially designed for the control of the dryer 14, 16; 36 may be provided.
  • the said synchronization or correlation of the sequence related to a cycle length L Z to the machine phase and / or to the printing material progress takes place for example.
  • B. by transmission of the machine phase and / or the Beyakstofffort Colour representing signals S K , z.
  • B. a trigger signal S K via a signal connection 35 of a machine phase of the printing press and / or the progress of the printing material 02 representing and the dryer control z.
  • This can be done, for example, by a machine phase of the printing press and / or the progress of the printing material 02 detecting sensor 42 and / or by a leading axis 42 of the medium or direct drive of the cylinder 21st be given controlling drive control.
  • a register geometrically distinctive component eg. B. the investment drum, associated sensor 42
  • a register geometrically independent drive motors 41 For machines for which several transport or printing components or groups of components are rotating are driven by mechanically independent drive motors 41 via a common electronic master axis of the dryer control as a master 42 serving Leitachsgeber 42 may be formed by such electronic master shaft 42 or, which serves several other drive motors of the printing machine as a master.
  • This master axis 42 can follow as a real electronic master axis 42 of the rotational movement of a real angle signal or generated as a virtual master axis by data processing means and be predetermined for all coupled follower drives.
  • the signal connection 35 is formed in this embodiment by the coupling to the electronic master axis 42 and executed, for example, as a bus or network system.
  • the signal connection 35 between the preferably designed as a sensor 42 clock 42 and the controller 37 in an advantageous embodiment, however, by a - by a bus system or a Network different - analog line connection given and / or the trigger signal S k is called as. "Fast triggering", z. B. by hardware signals, to the controller 37 and the signal processing process passed, but not via a clocked network or bus system or a signal processing and / or transmitting PLC.
  • control means 51 for example, by a mechanical switching arrangement, a purely electronic Control circuit may be formed by a software routine, or by a combination thereof.
  • the recurring passage through the sequence is correlated, in particular synchronized to the signal representing the machine phase and / or the printing material progress S K.
  • the control means 51 for this purpose comprise an electronic cam mechanism whose virtual movement is synchronized with the machine phase and / or the printing material progress and whose profile is the one or more active and inactive phases P AN ; P AB images.
  • the correlation of the turn-on and turn-off sequence related to a cycle length L Z for several or all of the dry elements 38 k and 38 k to be activated can in principle be implemented via control means 51 provided with a respective control logic or control logic implemented specifically in common control means 51, e.g. As electronic cam switches, done.
  • control means 51 provided with a respective control logic or control logic implemented specifically in common control means 51, e.g. As electronic cam switches, done.
  • This may preferably be advantageous in connection with an operating mode and / or design of the printing press in which the printed image applied by the printing unit 03 comprises, for example, only one or more useful features that differ over the printed image width B44 or side by side.
  • the correlation of the activation and deactivation sequence relating to the cycle length L Z preferably takes place for several or all of the intended and / or formed drying elements 38 k or groups 38 k in sync with each other.
  • the correlation of the dry elements 38 k or groups 38 k to be activated for the production in question can preferably be carried out jointly or with a plurality of synchronously operated control logics via common control means 51 by a same control logic and / or switching profile.
  • the synchronous connection can preferably be advantageous in connection with an operating mode and / or design of the printing press, in which the printed image applied by the printing unit 03 has a print image width over the print image width B44 Plural, z.
  • n Y ⁇ ⁇ 2 in particular n Y ⁇ ⁇ 3, preferably ⁇ 5, of utility 57 in succession, each of which carries in the position on the utility 57 and / or in the print pattern little or no distinctive picture elements 56.
  • the drying device - in particular the said drying means 38 and / or the drying element 38 k or groups 38 k in a correlation to the machine phase of the printing press and / or to the progress of the printing material 02 on and off switching control device 37 - comprises control means 54, through which a length and / or position of at least one phase P to the turn-on state "oN" in question for the drying means 38 or one or more dry cells 38 k or groups 38 k concerned within a resist fetching cycle for switching on and off in dependence on the production Information I (P), z. B. of the printed image or the substrate format F relevant or representing information I (F); I (L44); I (M) is variable and / or varied.
  • I (F); I (L B ); I (M) may in particular be information I (F); I (L44); I (M) considered in the transport direction length L02 of the printing material sections, z.
  • the information I (F) relating to the "printing material format” or the "printing material length L02" can be the actual format width and / or length directly, wherein, if necessary, a discount .DELTA.f (for example, fixedly definable) Finishes in Fig. 13 and Fig.
  • the information I (F) relating to the "printing material format" or the "printing material length L02" is intended to encompass the actual format dimensions as well as the information representing the format dimensions which are corrected by deductions.
  • the information I (M) relating to the printed image or the print pattern, respectively, as the information I (P) relating to the production can be geometrical data for a grid of picture elements.
  • the length and / or position of the phase P AN can be related in the above-mentioned manner to its spatial or angular position or its temporal correspondence relative to the machine phase position and / or to the printing material layer.
  • two or more discrete values or ranges of values for the relevant information I (F) can be used for the format-dependent or image-dependent control of the phase length and / or position in an assignment specification.
  • I (M) a corresponding number of discrete phase lengths and / or positions for the one or more activated phases P AN and / or a corresponding number of -.
  • control means 54 in dependence on from a continuous range of values of the relevant information I (F); I (L B ); I (M) values via an assignment rule, a value for the phase length and / or position of the active phase P AN or for the phase position of the end of the active phase P AN from a continuous - and z. B. limited up and down - value range is provided or provided.
  • a sequence of equidistant discrete steps should be understood as "continuous", which is conditioned, for example, by restriction or rounding down to the smallest steps to be considered and / or hand-handled in the variable to be considered.
  • signals S K relating to said correlation or synchronization are processed for switching on or off the drying means 38 or more, in particular the dry elements 38 k or 38 k controlling the start and stop of the drying elements S T , z.
  • Tacktungssignalen S T taking into account a specific, provided by the control means 54 and related to a cycle length L Z on-Abschaltprofils with at least one active state "ON" phase P AN and at least one of the inactive state "AB" phase P AB .
  • the respective phase length and / or position for the at least one phase P AN or phases P AN concerning the active state "ON" is in the cycle - preferably synchronized to the machine and / or printing material phase position within the cycle length L Z.
  • the extraction and provision of the production-specific profile, ie the at least one specific phase length and / or position, is effected by the control means 54 as a function of the printing material format and / or the print image characterizing and / or relevant information I (F); I (L B ); I (M) (see, for example, Fig. 6 and Fig. 7 ).
  • the z. Control means 54 for providing the format- and / or print-image-dependent phase length and / or position may be formed by one or more contiguous or distributed circuit and / or data processing means, wherein it Circuit and / or data processing means for determining a the ON state of the relevant phase length and / or phase position in dependence on the obtained above-mentioned information I (F); I (L B ); I (M) to format and / or printed image includes.
  • control means 54 encompassed by the control device may, in accordance with the control device 37 itself, be wholly or partially connected in a control-technically connected manner with another actuating and / or drive means of the printing machine, for example by means of a control device.
  • a planning and / or control plane 47 machine control integrated or decentralized and spatially close to the dryer to be controlled 14; 16; 36 may be provided.
  • the length and / or position of the at least one active phase P AN or the switching profile reaching over a cycle length L Z is determined on the basis of an assignment rule encompassed by the control means 54 as a function of the information I; I (F); I (L B ); I (M) determined and / or provided.
  • the assignment rule can be z. B. tabular as a pure assignment rule or as a functional context in a computer by the control means 54 computational and / or storage means be kept.
  • I (F) depends on the information to be used; I (L B ); I (M) is determined and / or created a switching profile taking into account the specific length and / or position for a sequence comprising one or more phases P AN concerning the active state "ON".
  • a first embodiment of the design of the control means 54 and the dryer control z.
  • Fig. 12 For example, in a first operating situation, printing material sections 02 of a first format F.1, ie with a first printing material surface, are indicated schematically on the basis of a cycle length L Z usable for printing and a non-printable peripheral section U D ; U N L02.1, and in a second operating situation printing material 02 sections of a second format F.2, ie with a second Bedruckstoffläge L02.1 printable or be printed.
  • phase position for the beginning of the respective active phase P AN can hereby be a same and z. B. based on the cycle length L Z fixed, but may be specified changeable.
  • above-mentioned deductions for the ever printable area, z. B. at the leading end be taken into account. The latter are in the schematic representation in Fig. 12 a) and b) disregarded.
  • groups 38 are acted upon k in which the printing material 02 in a plurality of transversely to the transport direction spaced apart tracks t i by respective drying elements 38 k or the dry affected elements 38 are k or groups 38 k preferably per cycle at the same time and / or turn on and off together once (see Fig. 13 ).
  • the phase characteristic of the sequence underlying the cycle Z ie here the distribution between active and inactive phase P AN , phase P AB , is format-dependent in the manner described above.
  • the information pertaining to the printing format F or its length for the case of the first embodiment directed to the format-related timing are or are in an advantageous solution from og, the product planning for the relevant production or the inspection electronically present data or by manual input and / or selection of such information provided to, for example, the control center.
  • the manually selected or entered data for format F can either be entered directly for the purpose here or previously for another purpose and then imported.
  • Fig. 14 schematically on the basis of a - for example, the length of a usable for printing and not usable for printing peripheral portion U D ; U N corresponding cycle length L Z indicated, the phase length of the active phase P AN or at least one end of the active phase P AN determined by the control device 37 and the control means 54 in dependence on the respective print image length L44 or a length representing information I (L44).
  • the print image length L44 z. B. in this case be understood that length, the flow side by the first and return side by the last by the pressure point 06; 07 is limited to a print length to be provided inking.
  • the intermediate printing region 44 may have continuous or discontinuous printing patterns. It is done for operating situations with differing print image length L44 depending on the respective print image length L44 or a length representing information I (L44) on and off of the drying means 38 or of positioned and / or selected or formed dry element 38 k or Groups 38 k in a respective cycle in which the different print image lengths L44 different phase lengths for the respective activated phase P AN or deviating phase positions are assigned for the end of the respective active phase P AN or are.
  • the phase position for the beginning of the respective active phase P AN can in each case a same and z. B. fixed, but may be changed if necessary.
  • groups 38 are acted upon k in which the printing material 02 in a plurality of transversely to the transport direction spaced apart tracks t i by respective drying elements 38 k or the dry affected elements 38 are k or groups 38 k preferably per cycle at the same time and / or turn on and off together once (see Fig. 15 ).
  • the phase curve of the cycle Z underlying sequence ie here the distribution between the active and inactive phase P AN , phase P AB , is here pressure-dependent in the manner described above.
  • the information concerning the printed image length L44 can be obtained from the prepress stage in the case of the second embodiment directed to the printing image length-related timing, they are or are preferably selected in an advantageous but less complicated solution Product planning available data or manual input and / or selection provided.
  • Fig. 16 schematically on the basis of a - for example, the length of a usable for printing and a not usable for printing peripheral portion U D ; U N corresponding cycle length L Z indicated, for each cycle length L Z several active phases P AN and several inactive phases P AB can be provided.
  • the active phases P AN are equidistant from each other on the printed image length L44.
  • a start and an end of the respective active phases P AN are determined by the control device 37 or the control means 54 as a function of information I (M) which determines the phase position, viewed in the transport direction, of printed strips 46 of a printing region 44 interrupted by non-printable strips represent.
  • an individual information I (M) representing the distribution of the printing strips 46 or of information I (M) representing this distribution is switched on and off several times of the selected or formed dry elements 38 k or groups 38 k in a respective cycle, in which different from each other in the distribution of the pressure strip 46 different pressure ranges 44 different patterns for the phase angles and / or lengths, ie the location of the respective beginnings and / or ends assigned to the respective activated phase P AN .
  • the manually selected or entered data for format F can either be entered directly for the purpose here or previously for another purpose and then imported.
  • this information could be I (L44); I (M) based on data and / or information obtained by the evaluation of the pressure point 06; 07 to be printed image, in particular by evaluation of z. B. in the prepress as a data available printing pattern, d. H. from for the production of the printing form 31; 32 data itself or data obtained therefrom by evaluation are or are obtained.
  • the material 02 conveyed past is clocked according to the profile by the drying means 38 or by the dry element 38 k positioned and / or selected in the above-mentioned manner or formed groups 38 k with the drying medium, in particular the radiation acted upon.
  • these information relating to the number and distribution of the picture elements 56 in the transport direction can basically all be obtained from the prepress stage, they are preferably selected from the position and size of one or a subset of a plurality, e.g. Eg a number n Y , with n Y ⁇ ⁇ 3, from one behind the other in the transport direction and - preferably equidistant - spaced from each other on the substrate 02 to be applied or applied applied pixels 56 and from information on their number n X generated.
  • the information relating to one or the subset of the picture elements 56 relating to their position and / or size may be provided and / or provided directly from data of the product planning or inspection or by manual input.
  • the cycle-related profile for the multiple switching on and off of the drying means 38 or the positioned and / or k provided or selected dryer k elements 38 or groups 38 formed via a correspondingly set up routine From this position and / or extent of the at least one of a plurality of picture elements 56 and from indications by which the position of the remaining picture elements 56 can be deduced, the cycle-related profile for the multiple switching on and off of the drying means 38 or the positioned and / or k provided or selected dryer k elements 38 or groups 38 formed via a correspondingly set up routine.
  • the picture elements 56 have z. B. at least a same or substantially, ie ⁇ 2 mm, the same length in the transport direction and / or even already set out above manner z. B. an equal print pattern or motif.
  • the dryer elements 38 k or groups 38 k are then corresponding to this in the transport direction pattern of picture elements 56 during a cycle in several by inactive phases P AB interrupted active phases P ON activated or activatable.
  • this is done using information on the number n y , with n Y ⁇ ⁇ 3, in particular ⁇ 5, and / or the position and / or the size of one or more parts in the transport direction one behind the other and - individually or in groups preferably equidistant - spaced from one another on the substrate 02 or applied one or more parts.
  • Said preferred embodiment is of particular advantage in connection with an operating mode and / or design of the printing press, in which the printed image applied by the printing unit 03 over at least the print image length L44 a plurality, z.
  • n Y in the transport direction successively arranged pixels 56 are z. B. in the above-mentioned pressure columns 52, wherein in the transverse direction, for example, in each case number n x of these pixels 56 may be arranged spaced from each other (see, eg. Fig. 13a ).
  • phase length or “phase position” or in its short form “length” or “position”
  • if not distinguishable recognizes both the size or the position of the phase in question spatially -. B. as a position or angle - and their temporal correspondence as duration or relative time position within the synchronized cycle length L Z are taken or be.
  • These spatial and temporal dimensions are directly correlated via the velocity profile.
  • the figures 10 to FIG. 12 for the abscissa axis example, place, time and angle indicated. The times for the respective phase change and thus the phase length and the phase position are z. B. determined relative to the machine phase position and / or the printing material phase position.
  • the drying device set out above is in the printing material path downstream of at least one first pressure point 06; 07 arranged such that it is in the activated or active state "ON" with the drying means 38 or with positioned and / or selected or formed by grouping dryer elements 38 k directed to the Bescherstoffweg.
  • the dryer 36 as an intermediate dryer 36 between two in the printing material path successively arranged pressure points 06; 07 provided.
  • the dryer 14 in the printing material path in the region or downstream of an o. G. The appearance of the ink -. B. by alignment of particles contained in the ink - influencing conditioning device 17 is provided. It may, for example, on a transport path in the region of an influencing means 58, for example, on the surface of a magnetized or magnetic material comprehensive and, for example, the substrate 02 transporting rotating body 58, z. B. magnetization cylinder 58, be directed.
  • the switching on and off of the drying means 38 or all of the selected and / or formed dryer elements 38 k can also depend on the printing material format and / or the printed image information I (F); I (L44); I (M) with varying depending on the format or print image phase lengths and / or positions to avoid, for example, in non-printing printing form sections unwanted color passage.
  • the arrangement and / or operation of the dryer dryer 14, 16 set forth above; 36 and associated control device 37 is not on printing presses, in particular securities printing machines with a working after Siebdruck- or og Letterset Kunststoffset Kunststoffset Kunststoffset Kunststoffen printing unit 03; 03 'limited, but possibly expand on printing machines, in particular security printing machines that operate on a different from the screen printing process printing method.
  • these are preferably printing presses, viewed by the printing unit 03 at least in the transport direction of the printing substrate 02 at a printing length in z. B. a regular distance the print pattern of several singular, ie over in the relevant printing unit 19; 19 ';23; 23 'or printing unit 03 is not applied to printed areas spaced pixels 56 is applied or can be applied.
  • a printing form 31; 32 of such a running and / or operated printing unit 03; 03 ' carries on his - in the transport direction and / or in the circumferential direction considered - length in z.
  • a printing press in particular a securities printing machine, which is particularly advantageous for the use of an above-mentioned drying device (eg. Fig.
  • 1c is the at least one printing unit 19 "of a printing unit 03" as a first in the Betigstoffweg arranged, working by the offset printing unit 19 “, short offset printing unit 19", and the second printing unit 23 “also after working as the offset printing unit 23", short Offset printing unit 23 ", formed, wherein the drying means 38 in the printing material between the first and the second printing unit 19"; 23 “formed pressure points 06";
  • the cylinder cooperating with the printing material is in this case designed as a transfer cylinder, which forms the printing ink from the forme cylinder 18 "designed, for example, as a stencil or plate cylinder; 22 ".
  • the first printing unit 19 "as an indirect printing unit 19” is formed, the transfer cylinder with at least one or preferably two cylinders 18 "together, and / or the second printing unit 23" as an indirect printing unit 23 "is formed, the transfer cylinder with a plurality of at least in particular four cylinders 22 "forms together.
  • the second printing location 07 ' is preferably designed as a double printing location 07 ", in which a second printing unit 23" of this kind is provided on both sides of the printing material path. These act together in the area of their transfer cylinders, which serve each other as an impression cylinder.
  • the second printing units 23 "form, for example, a double printing unit for the simultaneous double-sided printing on both sides it is printed again in the second printing location 07 '.
  • the security printing machine thus comprises in this embodiment according to the invention in the printing material path at least a first printing location 06 ", at which this printing location 06" passing substrate 02 in sections, ie on web sections or in particular on each following printing material 02 on at least a first of its two sides in a cycle Z with respect to the Betigstoffvorschub at the printing position 06 "fixed cycle length L Z with print images of a certain print image width B44 and a relative to the cycle length L Z shorter image length is printable L44, and a downstream next second print position 07", to which the this print position 07 "Passing printing material 02 can also be printed on at least the second of its pages with print images.”
  • the sections are given as sections of a web-shaped printing substrate 02 or here preferably as a printing material web 02.
  • the printing of the first and downstream of the second side can be effected successively by printing units 19 ", 23" of any printing method and / or type.
  • the printing material 02 at the first printing location 06 but after an offset and / or printable by a heliographic printing process.
  • it is printable, preferably on both sides, according to an offset and / or a heliographic printing process.
  • the dryer device comprises a dryer 14; 16; 36 with a one-part or multi-part drying agent 38 described above and is arranged in the printing material path between the first and second printing location 06 ", 07" and / or in the second printing location 07 'subsequent printing material path. Through this is the dryer 14; 16; 36 on its transport passing substrate 02 to be acted upon by drying radiation.
  • the drying means 38 of the dryer 14; 16; 36 above set out manner by at least over the maximum Betikstoffumble B02 max reaching arrangement of a plurality, that is a number of at least 50 above the maximum Betikstoffbreite B02 max and / or a length-related number of at least 50, preferably at least 70 radiation sources 38 k, i, formed per meter side by side radiation sources 38 k, i , in particular UV LEDs.
  • control device 37 which controls activation and deactivation, is in signal connection to an encoder which delivers the machine phase and / or the printing material progressing step S K and causes per cycle Z to switch on or off at least part of the drying means 38 after at least one active and at least one inactive phase P AN ;
  • P AB comprehensive sequence correlates to the machine and / or printing material phase position.
  • Each cycle Z is switched on and off, in particular exactly on and off, the or at least a portion of the radiation source 38 with each cycle Z. at least one, preferably exactly one active and one inactive phase P AN ; P AB (see, for example, Fig. 12 and Fig. 18 ).
  • the printing material 02 is preferably viewed transversely to the transport direction in one, in particular a single, track applied whose width is selected depending on the Bruckstoffumble B02 and / or this width substantially, ie for example with a maximum deviation per side edge of at most + 1 / -. 10 mm, in particular + 0 / - 5 mm corresponds. (see eg Fig. 18 ).
  • the width of the track is adjustable depending on the width of the substrate B02.
  • radiant power ⁇ of the corresponding according to the sequence of connected radiation sources 38 k, i or groups 38 k depending on a machine or substrate feed speed V, short speed V, representing variable variable.
  • the power preferably increases stepwise or steadily with the machine or substrate feed speed V.
  • the dependence between performance and machine or substrate feed rate V can in principle be stored permanently in the control system.
  • the current speed V information concerning I (V) can the controller 38 from z. B. the machine control or forth from a measure of the speed V supplying encoder ago, fed.
  • the course of the dependence is preferably via an operator interface 55 variable (see eg Fig. 19 ).
  • the manual influence can basically in the most diverse manner via one or more of the control interface 55 included controls 61; 62; 63 be realized.
  • controls 61; 62; 63 be realized.
  • operating elements are here and below - unless explicitly stated otherwise - any kind of suitable for the action of the operating personnel elements, eg. As buttons, buttons, switches, input fields, control means for screen cursor or mouse pointer and possibly other suitable for interaction with the system to be controlled and / or to be configured elements to understand.
  • the operating interface 55 is designed as a touch-sensitive screen 55, for example as a so-called touch screen 55 or a so-called touch panel 55, with the required control or comprises at least one such touch-sensitive screen 55.
  • the or at least one part the aforementioned and the parameterization of the above-mentioned context related controls 61; 62; 63 are z. B. as touch-sensitive panels 61; 62; 63 of a dedicated user interface 66, z.
  • the dependency is given by assigning values for the radiant power level of spaced interpolation points for the amount relating to the machine or substrate advance speed V.
  • the interpolation point to be changed can be activated, for example, via a field 63 assigned to this interpolation point, and fields 61, which are represented in their value by means of plus and minus buttons; 63 changeable. In principle, however, could instead be used to adjust the values be provided touch-sensitive number block. About a z. B. also shown in the screen 66 display panel 64, for example, the current course of the correlation can be visualized or be.
  • control device 37 The dependency to be taken into account by the control device 37 is made available to it, for example, via an existing or further signal connection, and from this due to the likewise available machine or substrate advance speed V concerning data in the control of the dryer 14, 16; 36 implemented.
  • the configuration of the drying device can be described with regard to the positioning and / or selection of dryer elements 38 k or groups 38 k of radiation sources 38 k, i and / or with respect to the cycle Z or in a first advantageous embodiment, based on data provided manually via an operating interface, in an alternative advantageous embodiment using data already present in the product planning or the printing press and characterizing the printing or printing intermediate product to be produced.
  • a control interface 55 connected to the control device 37 by signal technology is provided, on which the operating personnel can carry out a configuration in the transverse direction.
  • a number and / or lateral position and / or width on this operator interface 55 of transversely spaced to the transport direction from each other and activating dryer elements 38 k or groups 38 k and / or for acting through the dryer elements 38 k or groups 38 k provided traces t i and / or defined on the substrate 02 side by side in the relevant production to be printed benefits and / or changeable.
  • the operator interface 55 includes signal-technically connected to the control device 37, in particular operatively connected controls 71; 72; 73; 74; 76; 77; 78, via the operation of which information on parameters such as, in particular, the number and / or lateral position and / or width of the required groups 38 k and / or the required tracks t i and / or the side by side provided on the substrate 02 benefits 57 manually defined and / or changeable.
  • This information should also be understood to mean information that is to be further processed or processed in accordance with the corresponding specific parameters.
  • buttons 67 formed as an alphanumeric keypad control panel, via which information on the number and / or lateral position and / or width of the groups 38 k and / or the tracks t i and / or side by side on the substrate 02nd provided benefits 57 and z. B. are to confirm.
  • a plus and minus button and / or as a left or right button effective controls 68; 69 be provided by the actuation of a value or a position of a permanently assigned or previously selectable parameter, such as the number and / or location of a group 38 k and / or a track t i and / or number of useful and / or a width of a group 38 k and / or a track t i and / or a benefit 57 and / or the printing substrate 02 is variable.
  • operating elements may be provided which are designed as selection means and via their actuation information on the number and / or lateral position and / or width of the groups 38 k and / or the tracks t i from predefined and z. B. listed values are selectable.
  • the selection and / or the setting of a parameter 71 to be changed or set can be used for operating elements 71; 72; 73; 74; 76; 77; Be provided 78, by the operation of which, for example, above-mentioned controls 67; 68; 69 to be delivered Parameter is selectable.
  • Such controls 71; 72; 73; 74; 76; 77; 78 are, for example, the number of juxtaposed groups 38 k or tracks t i or utility 57 and / or the lateral position of a group 38 k or a track t i or a utility 57 and / or the substrate 02 and / or the width of a group 38 k or a track t i or a benefit 57 and / or the lateral relative position of a group 38 k or a track t i relative to a utility 57 and / or the width of the substrate 02 relevant parameters selectable and / or, for example, adjustable.
  • the information can basically refer to the position of the printing substrate 02, but is preferably carried out via corresponding operating elements 77; 78 relative to the location of a utility 57 or a plurality of benefits 57 consecutive column.
  • the device for configuring the dryer device for the specific production can be connected to the above or another signaling interface with the controller 37 connected control interface 55 by the operator, a configuration of the dryer device, in particular their performance in the longitudinal direction, ie in relation to Substrate transport direction, be made.
  • the sequence of loading can be configured on this operating interface 55 or the number and / or phase length and / or phase position of active phases P AN in cycle Z and / or the successive 57 provided on the printing substrate 02 can be defined and / or changed.
  • the operating interface includes signal-technically connected to the control device 37 controls 81; 82; 83, on the actuation of which data on parameters such as, in particular, a number and / or position and / or length of the active phase P AN or phases P AN in a cycle Z and / or the successively provided on the substrate 02 benefits 57 manually defined and / or are changeable.
  • This information should also be understood to mean information that is to be processed or processed in the following to the corresponding concrete parameters.
  • buttons controls 67 of or another designed as an alphanumeric keypad control panel can be provided, via which information on number and / or location and / or length of the active phases P AN and / or the succession provided on the substrate 02 benefits 57 are entered.
  • buttons effective controls 68; 69 be provided by the actuation of a value or a position of a permanently assigned or previously selectable parameter, ie the number and / or position and / or length of the active phases P AN and / or the successively provided on the substrate 02 benefits 57 changeable is.
  • operating elements may be provided which are designed as selection means and via their actuation provide information on the number and / or lateral position and / or width of the active phases P AN and /. or the successively provided on the substrate 02 benefits 57 from predefined and z. B. listed values are selectable.
  • About such controls 81; 82; 83 is the number of active phases P AN provided or successively provided on the printing material section or sheet 02 and / or the position and / or length of at least one active phase P AN or at least one use 57 on the printing material section 02, in particular the printing material sheet 02 , is selectable and / or, for example, adjustable.
  • the indication in principle relate to the position of the printing substrate 02.
  • the information about the position of the active phases P AN takes place - for. B. via controls not shown here - relative to the position of a benefit 57 and a multiple benefits 57 juxtaposed line of benefits 57.
  • the configuration, in particular parameterization, of the drying device in the transverse direction and / or printing material transport direction relevant controls 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 of the common or respective user interface 55 can basically as keys of a z. B. provided on the control console keypad 55.
  • the user interface 55 is designed as a touch-sensitive screen 55, for example as a so-called touch screen 55 or a so-called touch panel 55, with the required control.
  • the or at least a part of said and the parameterization of the dryer device in the transverse direction of the relevant operating elements 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 are z.
  • controls 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 also a mixed version with both hardware- and software-trained controls 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 be provided.
  • the trained as a touch-sensitive panels controls 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 can basically as fields of a same user interface 84; 85, z. B. an input mask 84; 85 or screen 84; 85, or distributed on multiple user interfaces 84; 85; 86, z. Input mask, 84; 85; 86 or screens 84; 85; 86, z. B. thematically summarized by their affiliation to contentwise related Stellauf color.
  • one or more controls 72; 73; 81 the information required for the configuration of the dryer device, for example, information on substrate dimensions and / or the printing material situation, concern and z. B. also in the configuration of the dryer device different control or control tasks or processes are incorporated or incorporated, be provided in one or more other input or screen masks 86 (see, eg. Fig. 21 ). In the process, these details, which are made in the relevant input screen or screen mask 86, for example in this context or otherwise, are entered in the configuration of the dryer device.
  • the operating elements 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 for configuration or parameterization of the drying device in the transverse and / or longitudinal direction are - regardless of their hardware or software version - signal technically medium or directly with - the dryer in spaced groups 38 k and / or these or these groups 38 k each cycle Z at least once on and off - control device 37, in particular with the above-mentioned control means 48, operatively connected. Either the information on the relevant parameters - z. B.
  • a first example of the configuration of the dryer device using an operator interface 55 can a above-mentioned lateral positioning of - especially in the width fixed - dryer elements 38 k or groups 38 k , which z. B. are performed in the manner of dryer heads according to the first embodiment of the multi-part drying means 38 or defined according to the second embodiment as groups 38 k , directly via appropriately configured controls 67; 68; 69; 71 done.
  • a to be positioned group may, for example, 38 k be selected 38 k associated operating element 71 via a this group and as a left or right button effective controls 68 and / or as keys of a formed as an alphanumeric keypad controls 67 positioned laterally and / or positioned ,
  • a correspondingly configured control element 79 can be deactivated or in the reverse manner, the required dryer elements 38 k be activated by correspondingly reverse means of the control element 79.
  • the aforementioned operating elements required for positioning can be encompassed by a same input or screen mask 84.
  • the configuration of the dryer device in the transport direction can be done in a simple variant on the Beticianstoffin L02 or a correlated with this size as a parameter.
  • the length of the active phase P AN covered by the sequence and corresponding to the stock length L02 is determined. It is a z. B.
  • the parameter Bedruckstoffin L02 representing control element 81 can be selected and its size z. B. via effective as a plus or minus button controls 69 and / or adjustable as buttons of a trained as alphanumeric keypad controls 67 and variable.
  • the controls relating to the reference to the substrate length L02 can be determined by the same or a different input or screen mask 84; 86 includes. Between various input or screen masks 84; 86 is for example about z. B. as buttons effective controls 87 back and forth interchangeable.
  • a configuration of the dryer device takes place here, for example, by drying elements 38 k or 38 k groups viewed transversely to the transport direction via manually operated controls 67; 68; 69; 71 are positioned. Possibly. can from a larger number of controls 67; 68; 69; 71 to be activated for the production dryer elements 38 k or 38 k groups are determined. This can be done positively by selecting the to be activated or negative by selecting the inactive dryer element 38 k .
  • the positioning of a dryer element 38 k or a group 38 k takes place z. B. by selecting the to be set dryer element 38 k and the subsequent positioning on either the input of a specific position on the keys of an alphanumeric keypad or on the position to one or the other side changing button 68th
  • this configuration in the transverse direction can in principle likewise be effected directly via appropriately set operating elements 67; 68; 69; 71 k for all dryer elements 38 or groups can be made 38, for example as the first example except that in addition to the lateral position dryer elements 38 or groups 38 k k z. B. on more, in Fig. 20 not shown controls whose width is fixed.
  • 38 k of radiation sources 38 k, i arranged next to one another are formed, which z. B. in the above manner in operation simultaneously and / or jointly switched on and off.
  • the formation of the groups 38 k could be carried out in the case of a touch-sensitive Control interface 55 alternatively by activation of individual radiation sources 38 k, i or radiation segments from the totality of the radiation sources 38 k, i or radiation segments shown side by side in a screen mask.
  • This can be z. B. at less high resolution, ie at a transversely lower total number and / or each greater width of radiation sources 38 k, i or radiation segments be applicable.
  • a variant is advantageous in which the lateral position and width of a group 38 k or track t i or possibly even more groups 38 k or tracks t i relative to only a benefit is defined 57, and based on this related benefit definition using the number and position of the arranged adjacent to each other on the substrate 02 Take 57 information concerning the position and width of all necessary group 38 k or tracks t i is determined.
  • the information concerning the number and position of the utility 57 arranged side by side on the printing substrate 02 can be present or given in a variety of ways.
  • information on the number N x and width B 57 of the substrate 57 to be arranged laterally next to one another on the printing material 02 or the width B02 of the printing material 02 receiving the N x benefits 57 can be used for this purpose.
  • appropriately configured controls 74; 76; 72 may be provided. If the printing material 02 to be acted upon and / or the overall printing image is not symmetrical to the transverse extent of the dryer 38 and / or the machine center M, an indication of the corresponding lateral offset ⁇ M can be additionally given over z.
  • another control 73 may be provided.
  • the definition of the width and position of a group 38 k or track t 1 to be activated, which is based on a utility 57, can take place via a specific activation of individual radiation sources 38 k, i or radiation segments.
  • this can be a direct selection of an image of a Use 57 radiation sources 38 k, i or radiation segments shown in the transverse direction to scale. The selection can be made in the case of a touch-sensitive screen 55 by touch.
  • the definition of the group 38 k or track t i relating to the utility 57 is defined by the definition of the two ends, ie the radiation sources 38 k, i or k which terminate the group 38 k or track t i on both sides Radiation segments, takes place. In a first variant, this can again be done by touching the respective boundary radiation sources 38 k, i or radiation segments. In another variant, radiation sources 38 k, i or -radiation segments -. B. as boundary radiation sources e 1 ; e 2 or boundary radiation segments - via appropriately configured controls 77; 78; 67; 68, for example by selecting the parameter to be defined parameter control element 77; 78, z. B.
  • the configuration of the dryer device in the transport direction can take place in a simple variant over only the printing material length L02 or a variable correlated therewith.
  • a z. B. the parameter Bedruckstoffin L02 representing control element 81 can be selected and its size z. B. via effective as a plus or minus button controls 69 and / or adjustable as buttons of a trained as alphanumeric keypad controls 67 and variable.
  • the controls relating to the indication of the stock length L02 may be from the same or a different input or screen mask 85; 86 includes.
  • the configuration of the dryer device in the transport direction the definition of several active phases P AN each Cycle Z, in particular per substrate length L02 allowed.
  • the drying device can be configured in the longitudinal direction in such a way that at least one active phase P AN is provided on a substrate 57 L02 arranged one behind the other.
  • This configuration in the longitudinal direction can in a first variant basically directly via appropriately configured controls 67; 68; 69; 71 take place for all active phases P AN of the cycle Z, wherein for each of the phases P AN their position in the transport direction and the width thereof via appropriate controls should be specifically definable.
  • the definition of the formation of the phases P AN could alternatively be made by selecting or defining individual longitudinal sections from a total length of a printing material sheet 02 shown in a screen mask.
  • a variant is advantageous in which the position in transport or longitudinal direction and the width of a phase P AN or possibly even several phases P AN is defined based on only one use 57 and based on this one Using the information related to the number and position of the information arranged successively on the printing substrate 02, the position and length of all the active phases P AN are determined.
  • the information relating to the number and position of the utility 57 arranged one behind the other on the printing substrate 02 can be present or given in a variety of ways.
  • information on the number N Y and length L57 of the useful substance 57 to be arranged on the printing substrate 02 or the length L02 of the printing material 02 successively receiving the N Y Nutz 57 can be used.
  • appropriately configured controls 74; 76; 72 may be provided. If the printing material 02 to be applied and / or the overall printing image are not symmetrical to the transverse extent of the drying agent 38 and / or to the machine center M, an additional indication of the corresponding lateral can be provided Offset ⁇ M over z. B. another control 73 may be provided.
  • the definition of the length and position of a phase P AN related to a utility 57 can in principle be made by way of a concrete specification of the individual phases P AN .
  • this may be a direct selection of portions of a tape that is scaled down to a longitudinal direction of an image of a utility 57.
  • the definition can be made in the case of a touch-sensitive screen 55 by touch.
  • the definition of the phase P ON related to the use 57 is made by the definition of the two ends of the active phase P AN . This can be done in a first variant again by touching corresponding locations on the above-mentioned band.
  • the limits of the active phase P AN via appropriately set controls, for example by selecting a not specifically shown here, the parameter to be defined control element, eg. B. the front or the rear end of the active phase to be defined P AN control element, and its definition via either the input of a specific relative position z.
  • the parameter to be defined control element eg. B. the front or the rear end of the active phase to be defined P AN control element, and its definition via either the input of a specific relative position z.
  • 57 or one or more groups 38 k can be formed per use. If, for example, each of the two or even more pixel elements 56 or picture element groups to be dried is drying, the distance justifying a differentiation, for example, two or even more groups 38k may be definable for drying the two or more picture elements 56 or picture element groups (see eg Fig. 23a ). However, if two picture elements 56 or picture element groups are close to each other, only one group 38 k can be defined for their drying. In the event that the use of 57 picture elements 56 or picture element groups is to be dried in the area of both lateral ends, the groups 38 k of mutually adjacent ends can become continuous groups 38 k (see, for example, Fig. 23b ).
  • a third example of the configuration of the drying device which z. B. represents a variant of the second example, is the second example set forth with the proviso apply that there provided number of dryer elements to be formed 38 k or groups 38 k here is constant and to only one group to be formed 38 k or . trace amounts t 1 with variable width and the width of the group 38 k track or not t 1 at a number of benefits and the width of a benefit, but on the width B02 of the printing material 02 is secured.
  • a user interface 88 or screen mask 88 comparable to the screen mask 85 (see, for example, FIG. Fig.
  • the dryer element 38 k or the group 38 k is preferably carried out directly via appropriately configured controls 67; 68; 69; 71, wherein in addition to the width of the dryer element 38 k or the group 38 k preferably also or its lateral position can be fixed.
  • a group 38 k of juxtaposed radiation sources 38 k, i is then formed according to the specifications for position and width, which z. B. in the above manner in operation simultaneously and / or jointly switched on and off.
  • the formation of the group 38 k could, in the case of a touch-sensitive operating interface 55, alternatively by activation of individual radiation sources 38 k, i or radiation segments from the totality of side by side in a screen mask shown radiation sources 38 k, i or radiation segments or by definition of the edge elements in the top done by a single group explained way. If the printing material 02 to be acted upon and / or the overall printing image is not symmetrical to the transverse extent of the dryer 38 and / or the machine center M, an indication of the corresponding lateral offset ⁇ M can be additionally given over z. B. another control 73 may be provided.
  • a z. B. the parameter Bedruckstoffin L02 representing control element 81 can be selected and its size z. B. via effective as a plus or minus button controls 69 and / or adjustable as buttons of a trained as alphanumeric keypad controls 67 and variable.
  • the details relating to the printing material length 02 controls 72; 81; 73 from the same or another input screen 85; 86; 88 includes.
  • the variant embodiments for the configuration of the drying device of the first and the second example of the first embodiment are in connection with a security printing press, or a printing unit 19; 23; 19 '; 23 ', the or -. B. in the manner outlined above - an imaging cylinder 18; 22; 18 '; 22 'having a plurality of imaging printing elements 25; 25 'or groups of imaging printing elements 25; 25 'on the circumference, which are arranged on a print image length L44 corresponding circumferential length in a plurality of transverse to the transport direction equidistantly spaced columns and on a width corresponding to the printing width in several width in the transport direction equidistantly spaced rows.
  • a device for configuring the dryer device has the printing press next to the at least one printing unit 19; 23; 19 '; 23 ', at the pressure point 06; 07; 06 '; 07 'the pressure point 06; 07 passing sections of the substrate 02, in particular substrate sheet 02, in a cycle Z with respect to the substrate feed at the pressure point 06; 07; 06 '; 07 'fixed cycle length L Z per section can be printed with a print image of a print image length L44, and the drying device with a pressure point 06; 07; 06 '; 07 'downstream in the printing material and a one- or multi-part drying means 38 comprising dryer 14; 16; 36, through which the dryer 14; 16; 36 passing substrate 02 for drying in at least one running in the transport direction of the substrate 02 track t 1 ; t i is exposed to radiation, and one of the operation of the dryer 14; 16; 36 control device 37 additionally in the Betigstoffweg a signal technically connected to the controller 37 means 89 for image acquisition and / or
  • control device 37 preferably comprises computing and / or data processing means 48, which are set up, using the provided data P, the drying device with regard to a lateral position and / or width of at least one through the dryer 14; 16; 36 track t 1 to be loaded; t i to configure.
  • the drying means 38 of the dryer 14; 16; 36 preferably in the above manner with a plurality of radiation sources 38 k, i , in particular UV LEDs, executed, wherein a respective group 38 k is variable from several of the beam or radiation sources 38 k, i is formed.
  • This embodiment is particularly advantageous for configuration in conjunction with a printing unit 19 comprised by the printing press; 23; 19 '; 23 ', whose imaging cylinder 18; 22; 18 '; 22 'z. B. in o. G.
  • a plurality of imaging printing elements 25; 25 'or groups of imaging printing elements 25; 25 'on the circumference which are arranged on a print image length L44 corresponding circumferential length in a plurality of transverse to the transport direction equidistantly spaced columns and on a width corresponding to the printing width of the cylinder width in a plurality of equidistantly spaced apart in the transport direction rows.
  • the device 89 for image acquisition and / or evaluation already has information about the expected print pattern of the freshly printed areas, eg. B. upstream applied picture elements 57 or picture element groups, and the detection and evaluation concentrated on these locations. This information can then be made available to the control device 37 as data P or this containing or prepared accordingly as information I (P).
  • such data P are determined by the position and / or size of the upstream elements with picture elements 57 or picture element groups (in this case, for example, applied security features), for example.
  • At least one active phase P AN shorter than the cycle length L Z is configured.
  • the configuration of the dryer device is z. B. such that the dryer 14; 16; 36 passing substrate 02 for drying in a plurality of spaced tracks t 1 ; t i is exposed to radiation.
  • the lateral configuration of the tracks t 1 takes place ; t i z. B. using data P for location and / or size of the printing unit 19; 23; 19 '; 23 ', in particular in regular rows and columns, applied to the substrate 02 or applied picture elements 56 or picture element groups.
  • the configuration of the dryer device or its operation in the transport direction takes place in a first embodiment z. B. such that the dryer 14; 16; 36 passing printing material 02 is subjected to its drying per cycle Z in only one, compared to the cycle Z shorter phase P AN with radiation.
  • the configuration of a position and / or length of the phase P AN takes place, for example, using information representing a substrate length L02.
  • this z. B. using the device 89 based on or derived from the data P such that the dryer 14; 16; 36 passing substrate 02 to its drying in several interrupted by inactive phases P AB phases P AN of the cycle Z is exposed to radiation.
  • the data P or information I (P) originates from an evaluation device 92 processing the images of an image acquisition device 91.
  • the data P or information I (P) comprise z. B. information on the location and / or size of upstream of the substrate 02 applied pixels 56 or pixel groups.
  • the device 89 for image acquisition and / or evaluation is designed as an inspection system 89.
  • This is for example in the printing unit 19; 23; 19 '; 23 'downstream printed material path and monitors the pressure on predetermined quality characteristics.
  • Such a system is z. B. already performed for the purpose of the inspection and z. B. with algorithms adapted to recognize the previously printed pixels 56, in particular security elements and to direct the evaluation selectively on this.
  • one or more printing material 02, in particular sheet 02 printed by the machine and evaluated by the inspection system 89 to the relevant pixels 56 out.
  • the dryer 14; 16; 36 or the drying means 38 for example, over its entire length, but in particular operated on at least the printing material width B02 continuously.
  • a dryer 14 to be configured in the above-mentioned manner; 16; 36 of the second embodiment may, for. B. software or circuit technology already has a fixed or at least predefined number z, with z ⁇ ⁇ 2, in particular ⁇ 3, of zones in the transverse direction, each having a fixed or at least predefined number s, with s ⁇ ⁇ 5, in particular ⁇ 8, of adjacent radiation segments in the above sense (single or multi-row) include.
  • the number z of the zones corresponds, for example, to the number N x of the utility 57 provided side by side in a standard production of the printing press for printing purposes, for example.
  • the zones are fixed in terms of their lateral position or at least predefined.
  • the zones include z. B. in each case at least 5, preferably at least 8, for example 10, segments.
  • each radiation segment of the zone can be activated or deactivated, for example directly to the representation of one or more zones (see above) or selectable via the above-mentioned control elements, eg. B. the corresponding radiation sources 38 k, i addressable by selecting a control bit in a data word per zone.
  • an increased resolution - include the zones z. B. in each case at least 50, preferably at least 80, for example 90, segments.
  • the segments of the zone or even of the entire desiccant are numbered continuously, for example.
  • the or each segment by specifying a right and left boundary radiation segment can be selected, for example, the corresponding radiation sources 38 k, i by a start and an end address in a data word each -. B. required - zone addressable.
  • Both of these embodiments are, for example, clocked in the manner outlined above and / or operated.
  • the segments selected during the configuration are correlated and / or synchronized with the machine and / or printing material phase position switched on or off.
  • the configuration of the zones takes place in the manner set forth above on a control interface 55, for example comprising a control station. B. by means of one or more appropriately configured screens 84; 85; 86; 88, in the case of an inspection system provided in the printing press, alternatively from data obtained therefrom, wherein these may possibly be corrected on an operating interface 55.
  • a control interface 55 for example comprising a control station.
  • screens 84; 85; 86; 88 in the case of an inspection system provided in the printing press, alternatively from data obtained therefrom, wherein these may possibly be corrected on an operating interface 55.
  • an above-mentioned operator interface 55 can be provided, by means of which a manual adjustment and / or a manual correction can take place optionally or for correction.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
  • Printing Methods (AREA)
  • Rotary Presses (AREA)
  • Screen Printers (AREA)
  • Ink Jet (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Drying Of Solid Materials (AREA)

Claims (17)

  1. Machine à imprimer des papiers-valeurs
    - pourvue dans le trajet de support d'impression d'au moins un premier point de pression (06"), au niveau duquel des images d'impression peuvent être imprimées sur un support d'impression (02) passant par ce point de pression (06"), sur certaines parties, sur au moins une première des deux faces dudit support, au cours d'un cycle (Z), sur une largeur d'image d'impression (B44) avec une longueur de cycle (LZ) fixe au niveau du point de pression (06") par rapport à l'avance du support d'impression, lesdites images étant d'une longueur d'image d'impression (L44) plus courte que la longueur de cycle (LZ),
    - d'un deuxième point de pression (07") consécutif en aval, au niveau duquel des images d'impression peuvent également être imprimées sur au moins la deuxième des faces du support d'impression (02) passant par ce point de pression (07"),
    - et d'au moins un dispositif de séchage pourvu d'un séchoir (14; 16; 36) qui comprend un moyen de rayonnement (38) en une ou plusieurs parties et qui est agencé dans le trajet de support d'impression entre le premier et le deuxième point de pression (06"; 07") et/ou dans le trajet de support d'impression en aval du deuxième point de pression (07") et par l'intermédiaire duquel le support d'impression (02) passant par le séchoir (14; 16; 36) sur son trajet de transport peut être exposé à un rayonnement afin d'être séché,
    caractérisée en ce qu'un dispositif de commande (37) commandant le moyen de séchage (38) du séchoir (14; 16; 36) pour ce qui est d'une activation et d'une désactivation est prévu, lequel dispositif est en liaison de signaux avec un transmetteur (42) émettant des signaux (SK) représentant la phase machine et/ou l'avance du support d'impression et provoque à chaque cycle (Z) une mise en marche et un arrêt du moyen de séchage (38) ou d'au moins une partie de celui-ci selon une séquence comprenant au moins une phase active et au moins une phase inactive (PAN ; PAB) en corrélation avec la position de phase de machine et/ou de support d'impression, en ce que le moyen de séchage (38) du séchoir (14; 16; 36) est formé par un ensemble d'une pluralité, c'est-à-dire d'un nombre d'au moins 50 sources de rayonnement (38k,i), en particulier des diodes électroluminescentes ultraviolettes, juxtaposées par mètre sur la largeur maximale de support d'impression (B02max) et/ou un nombre rapporté à la longueur d'au moins 50, de préférence d'au moins 70 sources de rayonnement (38k,i), lequel ensemble s'étend au moins sur la largeur maximale de support d'impression (B02max), en ce qu'une zone de rayonnement est constituée sur une partie du moyen de séchage (38), laquelle zone est formée par un groupe (381) de sources de rayonnement (38k,i) à activer et à désactiver conjointement et s'étend sur les deux faces sélectivement jusqu'à l'extrémité respective, ou bien est prolongée sur une face ou les deux faces par une ou plusieurs source(s) de rayonnement (38k,i) ne prenant pas part à l'activation et à la désactivation conformes à la séquence, et en ce que, pour la formation d'une zone de rayonnement de largeur et/ou de position variables, les sources de rayonnement (38k,i) peuvent être réunies de manière variable pour obtenir le groupe (381) de sources de rayonnement (38k,i) à activer et à désactiver conjointement.
  2. Machine à imprimer des papiers-valeurs selon la revendication 1, caractérisée en ce que le dispositif de commande (37) présente des moyens de commande (51), lesquels comprennent un commutateur à cames électronique.
  3. Machine à imprimer des papiers-valeurs selon la revendication 1 ou 2, caractérisée en ce que la largeur de la zone de rayonnement formée par le groupe (381) peut être modifiée en fonction de la largeur de support d'impression (B02).
  4. Machine à imprimer des papiers-valeurs selon la revendication 1, 2 ou 3, caractérisée en ce que le moyen de séchage (38) du séchoir (14; 16; 36) comprend, comme réseau de sources de rayonnement d'une seule pièce ou composé de plusieurs parties, en particulier un réseau de diodes électroluminescentes, présentant plusieurs lignes s'étendant les unes derrière les autres sur au moins la largeur maximale de support d'impression (B02max) lorsqu'elles sont observées le long du chemin de transport, pourvues chacune d'une pluralité de sources de rayonnement (38), en particulier de diodes électroluminescentes ultraviolettes, et/ou le groupe (381) comprend une ou plusieurs rangées longitudinales s'étendant les unes à côté des autres dans le sens de transport, pourvues chacune de plusieurs sources de rayonnement (38k,i), en particulier de diodes électroluminescentes ultraviolettes, agencées les unes derrière les autres lorsqu'elles sont observées le long du chemin de transport.
  5. Machine à imprimer des papiers-valeurs selon la revendication 1, 2, 3 ou 4, caractérisée en ce que respectivement plusieurs sources de rayonnement (38k,i), en particulier des diodes électroluminescentes ultraviolettes (38k,i), ou des rangées longitudinales de sources de rayonnement (38k,i), en particulier des rangées longitudinales de diodes électroluminescentes (38k,i), lorsqu'elles sont observées dans la direction transversale, sont en liaison fonctionnelle avec un même élément de commutation, par l'intermédiaire duquel elles constituent en tant que sous-groupe fixe un incrément le plus petit possible dans la direction transversale et/ou ne peuvent être mises en marche et arrêtées que toutes ensemble et peuvent être réunies pour leur part de manière à obtenir le groupe (38k).
  6. Machine à imprimer des papiers-valeurs selon la revendication 1, 2, 3, 4 ou 5, caractérisée en ce que le dispositif de commande (37) comprend des moyens de commande (48) reliés à une interface de commande utilisateur et/ou à une interface de données (59), par l'intermédiaire desquels la position et/ou la largeur du groupe (381) de sources de rayonnement (38k,i) à activer et à désactiver conjointement peuvent être déterminées et modifiées.
  7. Machine à imprimer des papiers-valeurs selon la revendication 1, 2, 3, 4, 5 ou 6, caractérisée en ce que la séquence à la base de la commande de la source de rayonnement (38) comprend exactement une phase active (PAN) d'une première longueur de phase et une phase inactive (PAN) présentant une longueur de phase nettement plus petite que la première longueur de phase, c'est-à-dire au maximum deux fois plus petite que celle-ci, et en ce que la longueur de phase des phases actives (PAN) peut être modifiée en fonction de la longueur de support d'impression (B02).
  8. Machine à imprimer des papiers-valeurs selon la revendication 1, 2, 3, 4, 5, 6 ou 7, caractérisée en ce que le support d'impression (02) peut être imprimé en polychromie simultanée au cours d'un procédé d'impression indirecte par un groupe d'impression (19"), sur au moins la première face, au niveau du premier point de pression (06"), et/ou peut être imprimé selon un procédé d'impression offset et/ou selon un procédé d'impression par héliographie.
  9. Machine à imprimer des papiers-valeurs selon la revendication 1, 2, 3, 4, 5, 6, 7 ou 8, caractérisée en ce que le support d'impression (02) peut être imprimé au niveau du deuxième point de pression (07"), sur au moins la deuxième face, mais de préférence sur les deux faces, par un groupe d'impression (23"), selon un procédé d'impression indirecte et/ou en polychromie simultanée et/ou peut être imprimé au niveau du deuxième point de pression (07"), de préférence sur les deux faces, selon un procédé d'impression offset et/ou selon un procédé d'impression par héliographie.
  10. Procédé de fabrication de produits ou de produits intermédiaires de papiers-valeurs dans une machine à imprimer des papiers-valeurs, dans lequel
    - au niveau d'un premier point de pression (06") prévu dans le trajet de support d'impression, des images d'impression sont imprimées sur un support d'impression (02) passant par ce point de pression (06; 07), sur au moins une première des deux faces dudit support, au cours d'un cycle (Z), sur une longueur d'image d'impression (B44) et une largeur d'image d'impression (L44), avec une longueur de cycle (LZ) fixe au niveau du point de pression (06") par rapport à l'avance du support d'impression, lesdites images étant d'une longueur d'image d'impression (L44) plus courte que la longueur de cycle (LZ),
    - au niveau d'un deuxième point de pression (07") consécutif en aval, des images d'impression (44) sont également imprimées sur au moins la deuxième des faces du support d'impression (02) passant par ce point de pression (07"),
    - le support d'impression (02) passant par un séchoir (14; 16; 36) sur son trajet de transport est exposé à un rayonnement, afin d'être séché, par un séchoir (14; 16; 36) d'un dispositif de séchage, lequel séchoir comprend un moyen de rayonnement (38) en une ou plusieurs parties et est agencé dans le trajet de support d'impression entre le premier et le deuxième point de pression (06"; 07") et/ou dans le trajet de support d'impression en aval du deuxième point de pression (07"),
    caractérisé en ce qu'une mise en marche et un arrêt communs du moyen de séchage (38) ou d'au moins une partie de celui-ci s'effectuent avec au moins une phase active et au moins une phase inactive (PAN; PAB) à chaque cycle (Z), en ce que le support d'impression (02) est exposé par toutes les sources de rayonnement (38k,i) juxtaposées ou par une partie d'un ensemble d'une pluralité desdites sources de rayonnement, c'est-à-dire d'un nombre d'au moins 50, lequel ensemble s'étend au moins sur la largeur maximale de support d'impression, en ce que l'exposition s'effectue au moyen d'un groupe (381) de sources de rayonnement (38k,i) à activer et à désactiver conjointement, et en ce qu'une largeur et/ou une position du groupe (381) sont modifiées en changeant le groupement des sources de rayonnement (38k,i).
  11. Procédé selon la revendication 10, caractérisé en ce que le support d'impression (02), lorsqu'il est observé transversalement au sens de transport, est exposé dans une piste correspondant à la largeur de support d'impression (B02) et/ou en ce qu'une largeur de la piste est réglée en fonction de la largeur de support d'impression (B02).
  12. Procédé selon la revendication 10 ou 11, caractérisé en ce que le support d'impression (02) est exposé dans la phase active (PAN) présentant une longueur de phase dépendant de la longueur de support d'impression (L02) et/ou en ce qu'une longueur de phase de la phase active (PAN) est réglée en fonction de la longueur de support d'impression (L02).
  13. Procédé selon la revendication 10, 11 ou 12, caractérisé en ce que les sources de rayonnement (38k,i) servant à l'exposition sont activées et désactivées pendant une même séquence.
  14. Procédé selon la revendication 10, 11, 12 ou 13, caractérisé en ce que l'exposition s'effectue au moyen de seulement un groupe (381) présentant une largeur pouvant être modifiée.
  15. Procédé selon la revendication 10, 11, 12, 13 ou 14, caractérisé en ce que le support d'impression (02) est imprimé au cours d'un procédé d'impression indirecte et/ou en polychromie simultanée par un groupe d'impression (19"), sur au moins la première face, au niveau du premier point de pression (06"), et/ou en ce que le support d'impression (02) est imprimé au niveau du premier point de pression (06") selon un procédé d'impression offset et/ou par héliographie.
  16. Procédé selon la revendication 10, 11, 12, 13, 14 ou 15, caractérisé en ce que le support d'impression (02) est imprimé selon un procédé d'impression indirecte et/ou en polychromie simultanée au niveau du deuxième point de pression (07") sur au moins la deuxième face, mais de préférence sur les deux faces, par un groupe d'impression (23") et/ou en ce que le support d'impression (02) est imprimé au niveau du deuxième point de pression (07"), de préférence sur les deux faces, selon un procédé d'impression offset et/ou selon un procédé d'impression par héliographie.
  17. Procédé selon la revendication 10, 11, 12, 13, 14, 15 ou 16, caractérisé en ce qu'une puissance de rayonnement des sources de rayonnement (38k,i) mises en marche conformément à la séquence est modifiée en fonction d'une grandeur représentant la vitesse d'avance de la machine ou du support d'impression.
EP16710470.2A 2015-03-20 2016-03-18 Machine d'impression pour papiers-valeurs comprenant une unité de séchage et procédé de fabrication Active EP3271173B1 (fr)

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DE102015205066.1A DE102015205066A1 (de) 2015-03-20 2015-03-20 Trocknereinrichtung für eine Druckmaschine, Druckmaschine sowie Verfahren zum Betrieb einer Trocknereinrichtung
PCT/EP2016/056008 WO2016150868A1 (fr) 2015-03-20 2016-03-18 Presse à titres comportant une unité de séchage et procédé de fabrication

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EP16710468.6A Active EP3271177B1 (fr) 2015-03-20 2016-03-18 Machine d'impression pour papiers-valeurs comprenant une unité de séchage et procédé de fabrication
EP16710470.2A Active EP3271173B1 (fr) 2015-03-20 2016-03-18 Machine d'impression pour papiers-valeurs comprenant une unité de séchage et procédé de fabrication

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JP (3) JP6362790B2 (fr)
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CN107405911A (zh) 2017-11-28
JP6362789B2 (ja) 2018-07-25
JP2018506456A (ja) 2018-03-08
DE102015205066A1 (de) 2016-09-22
JP2018510077A (ja) 2018-04-12
CN107428155B (zh) 2019-08-06
RU2667867C1 (ru) 2018-09-24
EP3271177B1 (fr) 2019-07-24
JP6362790B2 (ja) 2018-07-25
EP3271175B1 (fr) 2019-07-24
WO2016150867A1 (fr) 2016-09-29
WO2016150866A1 (fr) 2016-09-29
CN107428155A (zh) 2017-12-01
JP6362791B2 (ja) 2018-07-25
US20180079195A1 (en) 2018-03-22
WO2016150868A1 (fr) 2016-09-29
CN107548359B (zh) 2018-11-16
US10220606B2 (en) 2019-03-05
US10265944B2 (en) 2019-04-23
US10144209B2 (en) 2018-12-04
US20180079196A1 (en) 2018-03-22
EP3271175A1 (fr) 2018-01-24
EP3271173A1 (fr) 2018-01-24
US20180043679A1 (en) 2018-02-15
CN107548359A (zh) 2018-01-05
CN107405911B (zh) 2019-05-31
EP3271177A1 (fr) 2018-01-24
JP2018507800A (ja) 2018-03-22

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