EP3429854B1 - Procédé de configuration d'un dispositif de séchage dans une machine d'impression de papiers-valeur et machine d'impression de papiers-valeur - Google Patents

Procédé de configuration d'un dispositif de séchage dans une machine d'impression de papiers-valeur et machine d'impression de papiers-valeur Download PDF

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Publication number
EP3429854B1
EP3429854B1 EP17706246.0A EP17706246A EP3429854B1 EP 3429854 B1 EP3429854 B1 EP 3429854B1 EP 17706246 A EP17706246 A EP 17706246A EP 3429854 B1 EP3429854 B1 EP 3429854B1
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EP
European Patent Office
Prior art keywords
printing
dryer
length
elements
printed
Prior art date
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Active
Application number
EP17706246.0A
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German (de)
English (en)
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EP3429854A1 (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 EP3429854A1 publication Critical patent/EP3429854A1/fr
Application granted granted Critical
Publication of EP3429854B1 publication Critical patent/EP3429854B1/fr
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Classifications

    • 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
    • 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
    • B41F23/0403—Drying webs
    • B41F23/0423—Drying webs by convection
    • B41F23/0426—Drying webs by convection using heated air
    • 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
    • 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
    • B41F23/0463—Drying sheets, e.g. between two printing stations by convection
    • B41F23/0466—Drying sheets, e.g. between two printing stations by convection by using heated air
    • 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
    • B41F23/0476—Cooling
    • B41F23/0479—Cooling using chill rolls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B41F33/0009—Central control units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B41F33/0036—Devices for scanning or checking the printed matter for quality control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B41F33/02—Arrangements of indicating devices, e.g. counters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2233/00—Arrangements for the operation of printing presses
    • B41P2233/10—Starting-up the machine

Definitions

  • the invention relates to a method for configuring a dryer device in a security printing machine and a security printing machine according to the preamble of claims 1 and 12 respectively.
  • a screen printing machine with a printing unit comprising two printing points is known.
  • the respective pressure point is formed by a screen cylinder positioned against an impression cylinder.
  • a drying device based on UV radiation is provided in the printing material path between the two printing points, by means of which the printing pattern applied in the first printing point can be dried at least superficially.
  • a printing pattern can then be applied with printing areas which directly adjoin or even overlap the areas printed first. In this case, for example, a plurality of image elements arranged in rows and columns and comprising these two areas are printed on a printing material sheet.
  • EP 1 648 702 B1 discloses a printing press with a printing unit operating according to the screen printing method, wherein a printing cylinder or cylinder of a conveyor line has at least one magnetic element for aligning pigments contained in the ink and the printing material path includes a dryer downstream of the material.
  • the EP 2 067 620 B1 relates to a method for drying printed material in multi-color printing, the drying taking place via a one- or two-dimensional array of radiation sources depending on the image content. Data from the Prepress used to control the light sources individually or in groups.
  • the DE 10 2009 007 873 A1 discloses a sheet-fed printing machine in which a sheet printed with UV-curing inks is exposed to UV light by irradiating a predetermined area.
  • 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. Individual zones can be switched on in the transverse direction depending on the width of the sheet passage area or depending on whether an image is contained in this zone. In the transport direction, switching on can take place as a function of a front and rear end of the image or as a function of the distance between a plurality of partial images spaced in the longitudinal direction.
  • the irradiation area is calculated by a corresponding calculation unit on the basis of data to be provided before the printing process.
  • a processing machine and a method for its operation are known, data relating to the subject of a job being supplied to a control center and, taking into account this data, signals being sent to a control device of a dryer, by means of which the dryer activates zonally over the format width of the printing material, taking the subject into account and is deactivated.
  • the EP 1 599 340 B1 relates to an ultraviolet hardening of coating agents, with the example of an injection head which laterally oscillates over a printing material, with the head being carried with LEDs for the selective drying of only printed target areas with radiation.
  • the control takes place z. B. via software, for example via a raster image used in the production of the printed image or another system.
  • the control of the LEDs can be transferred to an intermediate dryer or a final dryer of an offset printing machine. Alternatively, this is also on one Transfer screen printing to enable controlled drying of a printed substrate before it is printed again.
  • the EP 1 439 071 B1 relates to an inkjet printer with a dryer, which is controlled on the basis of a temperature or a humidity measured by a sensor.
  • US 2007/0206083 A1 relates to an ink jet printer, wherein the ink is cured by irradiation or other exposure to energy. Irradiation is carried out by LEDs carried on the inkjet head, the amount of radiation and a profile in the transport direction of the paper being set differently depending on the paper used.
  • a printing machine wherein a dryer is arranged in a sheet-guiding drum that rotates with it.
  • the dryer can be controlled zonally in the circumferential direction and / or in the axial direction independently of adjacent zones and thus can be adapted to the printed image.
  • the checkerboard-like zones for example, can be controlled depending on the printed image.
  • the data can come from prepress.
  • the control can also take place 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, the dryer device being controlled as a function of variables characterizing the printing process.
  • the radiation power of a UV or IR dryer can be controllable depending on the color assignment of a preceding printing unit.
  • the individual blocks can also be controlled in accordance with the color assignment of the subject.
  • the for this Data to be used for color assignment can be obtained by printing plate scanning or preferably as a data record from the digital prepress.
  • EP 2 025 515 A1 Through the EP 2 025 515 A1 is known a security printing machine with two screen printing units and an intermediate UV dryer.
  • the screen printing units allow image elements to be applied according to the grid of several columns and rows of benefits per benefit.
  • the WO 2015/118447 A2 discloses a security printing machine with a printing unit working according to the letter set and an additional screen printing unit. Due to the printing unit working according to the letter set printing process, serial numbers can be applied to the benefits, for example in the version as numbering printing units.
  • EP 0 949 069 B1 discloses a security printing machine, by means of which a first page can be printed in two colors at a first printing point and both sides can be simultaneously printed in multiple colors at a second printing point.
  • a UV dryer is arranged between the two printing points and directed towards the previously printed side.
  • the DE 198 35 046 A1 relates to a device for drying printing ink or ink, wherein by a heat source downstream of the printing device, for. B. IR radiator, a print process dependent drying process can be carried out.
  • a print head of a printing device not shown, designs a print image on the paper support in accordance with the electronic control signals of a computer, e.g. B. a PC.
  • the drying process which is dependent on the print pattern, can be carried out in one embodiment by data from a scanning or scanning unit downstream of the printing device, in another embodiment by evaluating the print image available for printing by the print head.
  • the DE 100 38 897 A1 discloses a method and apparatus for drying ink jet prints using infrared radiation.
  • the starting point here is that ink printing devices that work with non-penetrating ink would have a significantly better typeface on printing paper used in offices than printing devices that work with penetrating ink.
  • the printed image carrier is exposed to IR radiation.
  • the application is preferably carried out as a function of the outer image contour via, for example, a control device which is controlled via a printed image detection device.
  • the JP 2011-31485 A discloses a sheet printing machine with a UV dryer, the effective width of which can be adjusted to the sheet width by means of lateral shutters.
  • a sheet width is read from a "setting unit" and this width is used to configure the dryer with regard to the sheet width.
  • the DE 10 2015 107 168 A1 relates to an improved folding of coated printing materials and subsequently dried by a hot air or radiation dryer, with less or no coating being applied along a line to be folded downstream.
  • the deviating nature of the lacquer layer in the fold area can be achieved by mechanical and / or chemical and / or radiation processing.
  • an LED can at least not be dried or cured consistently in the track in which folding is to take place.
  • U1 movable dryer units are provided in the web path between two printing units of a printing tower.
  • the US 2004/0226462 A1 discloses a UV dryer system with several UV lamps arranged transversely to the transport direction, each of which can be varied in its output.
  • the DE 10 2006 013 173 A1 relates to an interface adapter for the transmission of data for controlling a ventilation component in a machine of the graphics industry.
  • the invention has for its object to provide a method for configuring a dryer device in a security printing machine and a security printing machine.
  • an operator interface with control elements which is connected directly or indirectly to the control device, is provided, via which the dryer device can be configured by the operating personnel with regard to a lateral position and / or width of several tracks to be loaded by the dryer.
  • a device for image acquisition and / or evaluation connected to the control device is provided in the printing material path, by means of which the control device provides data relating to a position and / or dimension, ie data indicating or indicating the position and / or dimension or information containing this data can be provided by image elements or image element groups applied upstream to the printing material are.
  • control device controlling the drying agent of the dryer with regard to activation and deactivation, which is in signal connection to a sensor which represents the machine phase and / or the progress of the printing material and which, in operation, switches on or off at least part of the operation of each cycle Radiation source with at least one active and at least one inactive phase correlated to the machine and / or substrate phase position.
  • printing material passing through this printing point in particular sections of a printing material web or preferably printing material sheet, is printed on at least a first of its two sides a cycle on a printing length and printing width with a fixed cycle length with reference to the substrate advance at the printing point with printing images of a shorter printing image length compared to the cycle length, and at a second printing point next downstream, the printing substrate passing this printing location on at least the second of its sides - for example in the same cycle with printed images of a shorter printed image length than the cycle length - printed.
  • a dryer of a dryer device comprising a one-part or multi-part radiation means, which is arranged in the printing material path between the first and second printing point and / or in the printing material path following the second printing point, the printing material passing the dryer on its transport path is exposed to radiation in order to dry it.
  • the printing material is preferably acted on in a clocked manner, by switching on or off the or at least part of the radiation source with at least one active and one inactive phase correlated to the machine and / or substrate phase position for each cycle.
  • the position and / or length of the repetitive switching on and off sequence as a whole can be synchronized to a master axis transmitter or preferably directly to signals from a sensor system which detects the machine phase and / or the progress of the printing material.
  • a z. B. preferably designed as a sheet-fed printing machine or possibly also as a web-fed printing press comprises on the input side a feed device 01 through which the printing press supplies a sheet-like or web-shaped printing material 02 is, at least one printing unit 03, through which the printing material 02 is printed on one or both sides one or more times, and a product delivery 04, on which printed products or intermediate products are stacked or continuously laid out or wound up as a roll (see e.g. Fig. 1a , Fig. 1b and Fig. 1c ).
  • the printing press is used as a printing press for security printing, for example for printing web-shaped printing material 02, e.g. B. a substrate web, or preferably for printing on sheet-shaped substrate 02, z. B. substrate sheet 02, executed.
  • the feed device 01 for the latter embodiment is z. B. is designed as a sheet feeder 01, in which a stack of the substrate sheet 02 to be fed and printed can be arranged.
  • security printing is intended to include the printing of banknotes or other security-relevant documents equipped with one or more security features and / or on security paper.
  • the printing machine is designed as a web or preferably as a sheet-fed printing machine for security printing and z. B. designed to print from one version still unprinted or in another version already pre-printed substrate 02, z. B. substrate sheet 02, in particular paper webs or sheets, in particular such. B. to produce webs or in particular sheets with banknotes or other security-relevant documents, as products or intermediate products to be processed.
  • a first embodiment which is particularly advantageous for security printing, it is designed as a - at least among other things - a printing machine working according to a printing and / or high-pressure method, but in particular as a further processing machine, by means of which a printing machine - previously inline or in particular offline - already has one Grid of benefit printed substrate 02 per benefit in the printing or High-pressure process is printed with and / or can be printed with at least one security feature and / or an identifier individualizing the respective use.
  • a printing material 02 in particular a security paper
  • it is to be printed as a printing material 02, in particular a security paper, in the printing material path at several printing points in succession on each of the two sides at at least one printing point, in particular multicolored.
  • the printing unit 03 of the printing machine designed as a security printing machine can in principle be designed as a printing unit 03 based on any printing method with at least one printing point 06; 07; 06 '; 07 ', e.g. B. as based on a high-pressure process, a gravure printing process, an offset process, a screen printing process or successively based on several of the above methods.
  • the printing unit 03 is designed to print on the printing material in a printing process or a high-pressure process.
  • the printing unit 03 is the printing substrate 02 in the area of at least one printing point 06; 07 designed for printing on at least one printing material side in a screen printing process, in particular in rotary screen printing.
  • the printing substrate 02 can be printed on a first printing point 06 ′′ on at least one of its two sides and at a second printing point 07 ′′ following on the downstream side on at least the second of its pages in the same cycle with printing images of a shorter printing image length than the cycle length.
  • a further printing point can be arranged upstream of the mentioned first and second printing point.
  • the z. B. in the screen printing process or letter set to be printed on substrate 02 is preferably as substrate sheet 02 and / or as already printed by another printing method substrate 02 and / or as z.
  • the substrate sheets 02 are in the execution of the printing press as a sheet printing machine z. B. as layers of a printing material stack in the feeder 01 designed as a sheet feeder 01, from which it is represented by a not shown in detail, for. B.
  • Suction cups gripping device 08 individually recorded and isolated over a conveyor line 09, z. B. via a conveyor system 09, preferably designed as a belt system 09, and possibly a system drum up to an entry area into the printing unit 03.
  • the printing material sheet 02 is fed to a conveyor line assigned to the printing unit 03, e.g. B.
  • a conveying system assigned to the printing unit 03 through which the printing material sheet 02 has one or more printing points 06; 07 happens before it - for example via a take-up drum 12 - from the conveyor section assigned to the printing unit 03 enters a third, single or multi-section conveyor section 13 or to a third conveyor section 13, e.g. B. a belt system 13, passed and through this to the product display 04, z. B. one or more sheet trays for stacking comprehensive product display 04 is transported.
  • the web-shaped printing material 02 in the area of the printing unit 03 passes through a conveyor line which comprises one or more rollers and / or cylinders wrapped by the web.
  • the conveying path assigned to the printing assembly 03 is preferably designed as a gripper system in which the printing material sheet 02 is conveyed through the printing assembly 03 by successive transfer between a plurality of drums and / or cylinders following one another in the transport direction becomes.
  • the substrate sheet 02 is delivered to the third conveyor line 13.
  • the printing unit 03; 03 'in the first embodiment comprises at least one pressure point 06; 06 ', through which the printing material 02 can be printed or printed on one of its printing material sides.
  • the pressure point 06 ' can by a nip point 06; 06 'two rotating bodies 18; 21, e.g. B. a nip 06; 06 'between a cylinder 18 of a first printing unit 19; 19 'and this cylinder 18 serving as an abutment cylinder 21, z. B. a back pressure and / or transport cylinder 21 may be formed.
  • Downstream of this at least one first pressure point 06; 06 ' can be in the printing material path of the printing material 02, in particular in that of the printing point 06; 06 'downstream downstream conveyor line through the pressure unit 03; 03 ', a first in touching contact with the at least one pressure point 06; 06 'printed substrate side upright, the printing point 06; 06 'in the printing material path downstream of the rotary body 22 may be arranged.
  • This together with the freshly printed substrate side rotating body 22 can, for. B.
  • Such a second pressure point 07; 07 ' can be between a nip point 07' the cylinder 22 of the second printing unit 23; 23 'and a cylinder acting as an abutment, which, for. B. by the first printing unit 19; 19 'as a counter-pressure and / or transport cylinder 21 serving cylinder 21 or a different further cylinder acting as a counter-pressure and / or transport cylinder is formed.
  • one or more further printing units of this type acting on this same substrate side and / or one or more further printing units acting on the other substrate side can be provided upstream or downstream.
  • At least one printing point 06; 07; 06 '; 07 'downstream substrate path is at least one a dryer 14; 16; 36 comprehensive dryer device is provided, through which applied to the printing material 02 printing fluid, for. B. printing ink, varnishes or other coating agents, at least superficially dried or can be.
  • a dryer device can between a printing unit 19 and a downstream, with the freshly printed substrate side interacting rotating body 22, z. B. as an intermediate drying device between the printing unit 19; 19 'and the downstream printing unit 23; 23 ', can be provided and comprise a dryer 36 directed towards the printing material path.
  • At least one dryer device in the printing material path can be the only or last printing unit 19; 19 '; 23; 23 ', i.e. H. the printing unit 03; 03 ', be arranged downstream and a dryer 14 directed towards the printing material path; 16 include.
  • a conditioning device 17 which varies the optical impression of the applied pressure fluid - in particular in the not yet fully dried state - can be provided.
  • this can be designed as a device 17 that acts on the printing substrate 02 with magnetic field lines and through the printing fluid Particles that can be oriented in a magnetic field, for example magnetizable or magnetically active pigments.
  • the screen cylinder 18; 22 rolls on the outer surface of the counter-pressure and / or transport cylinder 21 and forms in the area of its above. Nip point 06; 07 with the counterpressure and / or transport cylinder 21, the pressure point 06, 07.
  • the screen cylinder 18; 22 comprises in the area of its lateral surface as printing form 31; 32 a screen printing stencil 31 arranged concentrically to the real or imaginary cylinder axis; 32. This is detachably fastened, for example, on the end face on ring flanges, not shown, in the assembled state.
  • the screen printing stencil 31; 32 can in principle be used as an endless cylinder jacket or sleeve-shaped screen printing stencil or as a finite, but in the assembled state for a screen printing stencil 31; 32 be executed.
  • a doctor blade 34 of a doctor device 33 which, in the employed 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 the printing point 06; 07 trained with the back pressure and / or transport cylinder 21.
  • This point can, for example - based on the direction of rotation - up to 5 ° in front of or behind the nip point 06; 07 can be provided with the counter-pressure and / or transport cylinder 21.
  • the doctor blade 34 thus set accumulates a bead of printing ink, which it rolls in front of it and through the permeable locations of the screen printing stencil 31; 32 pushes outwards.
  • 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. circumferential section U D as soon as possible to resume printing, can temporarily and at least partially cover the opening 28, a coloring aid 29, z. B. a cover 29 designed as a flap 29 may be provided, through which the opening 28 can be temporarily covered, at least in the leading region of the opening 28. This enables the doctor blade 34, for example, to be lifted prematurely when the open area of the opening 28 passes through the nip.
  • the cover element 29 can, 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 balanced. Due to the premature adjustment, a start of the pressure range - in relation to the unwinding during operation - ideally can follow the cover element 29 directly, if necessary, however, additionally via a slight safety distance.
  • An extension of the circumferential section U N which cannot be used for printing, beyond the leading opening edge and / or the distance of the earliest possible printing area start to the trailing-side opening edge, for example due to the slight overlap and possibly a slight safety distance following the cover element 29, can be between 10 mm and 50 mm, preferably at most 30 mm.
  • the maximum length L D that can be used for printing is limited by the earliest possible printing area start due to the machine and / or safety and a latest possible end of the printing area end due to the machine and / or safety.
  • the latest possible end of the pressure range can in principle coincide with the leading end of the following opening 28, e.g. B. the leading opening edge of the following opening 28, collapse or else - e.g. B. for reasons of safety and / or risk of contamination and / or due to the function - be spaced a distance to be maintained as to the trailing edge of the following pit opening (see, for example, schematically in 3 and 4 ).
  • the maximum length L D usable for printing can be determined, for example, by the length of the undisturbed circumference on the abutment, e.g. B. the counter-pressure and / or transport cylinder 21, or by other machine elements involved in printing and / or transport or by the length of the printing unit 19; 23; 19 '; 23 '; 19 ";23” provided printing forms 31; 32, hereinafter also referred to briefly as the printing length. These sizes are regularly coordinated and essentially correspond.
  • the at least one counter-pressure and / or transport cylinder 21 comprises at least one holding device 24 on its periphery, e.g. B. a gripper device 24 comprising one or a group of several grippers, through which the leading end of a printing material sheet 02 can be picked up on the input side and can be discharged again on the output side to the downstream conveyor line.
  • the gripper device 24 is z. B. arranged in an otherwise cylindrical lateral surface 27 of the cylinder 21 provided pit 26, the radially outward opening 28, z. B. pit opening 28, the cylindrical jacket-shaped jacket surface 27 interrupts and disturbs.
  • n 3
  • printing material sheet 02 in the circumferential direction of the counterpressure and / or transport cylinder 21 embodied one after the other several times in the circumferential direction, ie n times, here z. B. triple such Holding device 24 and a cylindrical jacket-shaped circumferential section between them (see e.g. Fig. 2a ).
  • such holding devices can be omitted (see, for example Fig. 2b ).
  • the n-times large cylinder 21 n comprises circumferential sections U D that can be used for printing without interruption.
  • the respective pit opening 28 on the circumference of the counter-pressure and / or transport cylinder 21 causes an interruption in the otherwise undisturbed cylindrical surface 27.
  • the counter-pressure and / or transport cylinder 21 viewed in the circumferential direction, comprises n, ie one or more circumferential sections U D that can be used as abutments during printing, in particular cylinder circumferential sections U D and n, ie one or more the retaining devices 24 comprising circumferential sections U N , which cannot be used as abutments during printing, with disturbed lateral surface 27.
  • the circumferential sections U D which can be used as abutments during printing are also colloquially referred to as so-called “saddles”.
  • the circumferential section U N which comprises the opening 28 and is not suitable and / or provided for printing has along the continuous circular line a length L N which is effective when unrolling and which corresponds to the circular arc length extending over the opening.
  • the circumferential section U N which can be used for printing accordingly has a length L N which at the same time limits the possible length of the printed image L44.
  • the circumferential section U N which cannot be used as a pressure abutment, can in principle only through the opening 28 of the pit 26 receiving the holding device 24 or, if appropriate, through this opening 28 and - if provided - a functional section adjoining on the leading and / or trailing side, for example one There may be an overlap area of a coloring aid 29 (see below) which may be provided on the leading side and / or a distance from the trailing edge of the following pit opening to be maintained by fixing.
  • the circumferential section U D that can be used for printing can in principle be given by the cylinder jacket section lying between a leading end of the interruption 28, for example the leading end of the opening 28, and the trailing end of the same or next following opening 28 in the circumferential direction.
  • the length L N of the circumferential section U N which cannot be used for printing is, for example, the printing material or sheet length L02 considered in the circumferential direction between the leading and the last position on the trailing side of the interruption 28 in the undisturbed lateral surface 27 caused by the same holding device 24.
  • printing material 02 for example, which is printed with a grid of panels in several rows and columns, each panel with printed image elements 56, in short: image elements 56, or groups of structures comparable to image elements 56.
  • the imaging cylinder 18; 22 carries in screen printing a plurality of imaging printing elements 25 or groups of imaging printing elements 25 on the circumference (e.g. Fig. 5a ) which are arranged in a plurality of columns equidistantly spaced apart from one another transversely to the transport direction and on a cylinder width corresponding to the printed image width in a plurality of rows equidistantly spaced apart from one another in the transport direction.
  • these pressure elements 25 or groups which are repeated in the circumferential direction and in the cylinder longitudinal direction, can all be provided, for example, by the same one-part 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 printing unit 23' which interacts with the same printing material side than the printing unit 19 'working according to a high-pressure process, in particular according to the letter set; 23 ', e.g. B. numbering printing unit 19 '; 23 ', and the printing unit 19'; 23 'associated imaging cylinders 18'; 22 'as forme cylinder 18'; 22 ', in particular as a so-called high-pressure cylinder 18'; 22 ', e.g. B. as a numbering cylinder.
  • the printing unit comprises, for example, at least one of the number of columns 57 provided next to one another on the printing substrate 02, eg. B. banknotes, corresponding number of mutually offset numbering devices 25 'arranged transversely to the transport direction.
  • the at least one dryer device comprises a radiation dryer 14; 16; 36 trained dryer 14; 16; 36.
  • This comprises a drying agent 38, e.g. B. a radiation source 38 through which the printing material 02 can be acted upon with a drying medium for drying it.
  • the drying agent 38 or the radiation source 38 can in principle be formed in one piece and, when activated, form an active region A which extends continuously over an entire active width b A.
  • the total effective width b A corresponds, for example, to at least one — maximum width in the transverse direction (indicated with a direction x in the figures, for example).
  • the effective width b j is to be understood as the width in the transverse direction at which the radiation profile extending through the maximum of the beam bundle emanating from the relevant dryer element 38 k has dropped to 50% of the maximum value on both sides with regard to the area-related radiation power. In the event that there is no sharp boundary with an infinitely steep flank, these should be understood as a lateral limitation of the corresponding effective range a j .
  • the dryer elements 38 k could also be used in other ways, e.g. B. as a single, one or more nozzle openings comprising blowing elements as Convection and / or hot air dryers 14, 16; 36 be formed, through which the printing material, for example with fluid, for. B. air, can be acted upon as a drying medium.
  • the dryer elements 38 k can in principle each be provided by individual drying agent sources 38 k, i , z. B. by radiation sources 38 k, i , in particular radiation sources 38 k, i , themselves or preferably by groups 38 k of such, associated, z. B. be formed jointly and / or simultaneously to switch or radiation sources 38 k, i .
  • These groups 38 k can already be formed in a first embodiment and always only switchable overall, however, e.g. B. as a group 38 k , z. B. on a component designed in the manner of a dryer head, in the transverse direction - preferably by motor - can be displaced (see, for example Fig. 6 ).
  • One, several or all of the dryer elements 38 k can be displaced transversely to the transport direction provided for the printing substrate 02.
  • the groups 38 k for production runs different from one another can be formed and / or formed variably from a plurality of individual radiation or radiation sources 38 k, i of the drying agent 38, the individual radiation or radiation sources 38 to be assigned to a group 38 k k, i, however, are preferably activated and deactivated or can be activated and deactivated during operation of the same production run at the same time, in particular jointly (see e.g. Fig. 7 ).
  • all of the individual beam or radiation sources 38 k, i of the groups 38 k spaced apart from one another are activated, in particular jointly, at the same time.
  • a plurality, for. B. at least 50, radiation or radiation sources 38 k, i , offset from one another.
  • a high length-related number considered in the transverse direction is at least 50 / m, in particular at least 70 / m, of beam or radiation sources 38 k, i offset in the transverse direction to one another.
  • the radiation 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 a - structurally one-part or multi-part - radiation source array, in particular LED array, with several along the transport path, that is to say the printing material run, considered in succession a plurality of lines each with at least the maximum printing material width B02 max
  • a large number of radiation sources 38 k, i , in particular UV LEDs, are implemented (see, for example, Fig. 8 ).
  • Groups 38 k formed therefrom each include one or more longitudinal rows, each with a plurality of radiation sources 38 k, i , in particular UV LEDs, which are arranged one behind the other along the transport path.
  • a simultaneous and / or common switching on and off of the radiation sources 38 k, i relating to the groups can take place as actually simultaneous and / or common switching of all, including the radiation sources 38 k, i of the groups 38 k arranged one behind the other, or be trained.
  • the simultaneous and / or common switching is related to the passage of the printing substrate 02 for the relevant line.
  • the "simultaneous and / or common" switching of the radiation sources 38 k, i comprised by the groups involved takes place in such a way that the radiation sources 38 k, i to be switched are correlated line-by-line to the printing material feed and / or are switched on and off simultaneously.
  • the lines synchronized on and off successively to the substrate progress.
  • LEDs 38 k, i in particular UV LEDs 38 k, i , or several longitudinal rows of radiation sources 38 k, i , in particular longitudinal rows of LEDs 38 k, i , can be operatively connected to the same switching element via which they act as a fixed subgroup can only be switched on and off in total, and which in turn are to be combined to form groups 38 k together and / or radiation sources 38 k, i to be activated and deactivated at the same time.
  • the resolution of the radiation in the transverse direction suffers, which is acceptable for some applications.
  • the smallest switchable unit can - regardless of whether it is only a single radiation source 38 k, i or a longitudinal row of radiation sources 38 k, i or several individual radiation sources 38 k, i or several longitudinal rows of radiation sources 38 k, i comprises - be referred to as a radiation segment.
  • the drying device comprising the dryer elements 38 k and the control device 37 can be designed with an arrangement of the dryer elements 38 k that is fixed in the transverse direction and possibly only laterally adjustable for the adjustment of the dryer, and / or can be designed with a one- or multi-part drying agent 38 which is formed or can be formed over an entire effective width b A, continuous effective area A.
  • the drying device comprising the dryer elements 38 k and the control device 37 is, however, preferably set up so that - in at least one operating situation - viewed in the transverse direction over a plurality of spaced-apart section widths, e.g. B. tracks t i , through one or more of the dryer elements 38 k radiation which effects or at least supports drying can be applied, the irradiated section widths or tracks t i being interrupted by unirradiated sections or tracks.
  • the irradiated section widths or tracks t i can each be formed by only one or by a plurality of drying areas a j , which are adjacent to one another.
  • the irradiation profile with irradiated and non-irradiated sections or tracks t i can be achieved, for example, by appropriately spaced positioning of displaceable dryer elements 38 k and / or preferably by activating dryer elements 38 k in sections.
  • the dryer 38 can elements can be as set forth above k as radiation sources 38 or k as groups 38, k of individual radiation sources 38, i which fixed or variable depending Favor production are defined.
  • the dryer elements 38 k can be displaced in such a way that positions of the active or activatable dryer elements 38 k and / or distances between the section widths irradiated by the dryer elements 38 k - preferably up to one Distance zero or even a slight overlap - can be varied depending on the characteristics of the print product.
  • the dryer elements 38 k can be moved and / or moved in the transverse direction manually or by motor.
  • the dryer elements 38 k can be or are automatically positioned in the transverse direction via the control device 37.
  • This configuration of the dryer device related to the printed product in the second embodiment, here a selection and / or selection and / or positioning of the dryer elements 38 k via the control device 37, can be carried out with the aid of - e.g. B. by operating personnel at an operating interface 55 - manually entered or selected or based on from a production plan or an inspection obtained production-related data P, such as. B. number and / or size and / or lateral position of use on the substrate 02, take place.
  • the data P characterizing the production with regard to the positioning and / or formation of dryer elements 38 k in the form of appropriately prepared information I (P) is fed to the control device 37, where it is, for example, in control means 48, z. B.
  • the computing and / or data processing means 48 to the respective positioning signals are processed.
  • the data P or information I (P) can be presented in a manner set out in more detail below from data provided by operating personnel at the operating interface 55, from data imported from production planning or from data which originate from an inspection system or are provided in parallel to the inspection system , be won.
  • the signals relating to the positioning can then be routed, for example, to one or more drives provided for positioning.
  • information I (G (k)) obtained from print product-related characteristics about the dryer elements 38 k to be activated can be taken into account when controlling the radiation or radiation sources 38 k, i , for example for the Production concerned only the selection G (k) of groups 38 k or dryer elements 38 k determined thereby and / or activated. is activated.
  • Dryer elements 38 k irradiated section widths can be varied, for example, from the totality of the radiation 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 radiation or radiation sources 38 k, i with in between groups not to be activated or inactive radiation or radiation sources 38 k, i are formed.
  • This is also intended to include an embodiment in which smaller groups of radiation or radiation sources 38 k, i are combined to form a plurality of overlapping groups 38 k in accordance with the characteristics related to the printed product.
  • the configuration of the dryer device related to the printed product in the second embodiment here a determination of the sections to be exposed or to be exposed, ie selection or definition of radiation or radiation sources 38 k, i to be activated or activated for the formation of the groups 38 k to be activated also here B. by operating personnel at a user interface 55 - be taken manually, for. B. manually selected or computer-based on manually entered or selected data. Examples of these are set out below.
  • the determination can be made on the basis of production-related data P.
  • the production-related data P or information I (P) can be provided in a manner set out in more detail below from data provided by operating personnel at the operating interface 55, from data imported from the production planning or from data which originate from an inspection system or are provided in parallel to the inspection system will be won.
  • the data P originating from production planning or the inspection system are sent to the control device e.g. B. supplied via a data interface 59 and include data on product-related characteristics, such as. B. in number and / or size and / or location of use on the printing material 02.
  • control device 37 in the form of product-related characteristics information I (P) are fed where this, for example, by appropriately set up control means 48, e.g. B. computing and / or data processing means 48 to form the groups to be formed for the respective production 38 k activatable or to be activated beam or Radiation sources 38 k, i can be used.
  • control means 48 e.g. B. computing and / or data processing means 48 to form the groups to be formed for the respective production 38 k activatable or to be activated beam or Radiation sources 38 k, i can be used.
  • information I (G (x)) obtained from printed product-related characteristics about the groups 38 k or dryer elements 38 k formed from subsets of the radiation or radiation sources 38 k, i or dryer elements 38 k when controlling the radiation or radiation sources 38 k, i Take into account, for example, by only activating the selection G (x) of radiation or radiation sources 38 k, i determined thereby for the production in question.
  • the selective activation of the dryer elements 38 k or the radiation or radiation sources 38 k, i combined into groups 38 k is carried out, for example, in a switch that switches the dryer elements 38 k or radiation or radiation sources 38 k, i , possibly spatially from the dryer 14 ; 16; 36 included dryer control 49 implemented according to the selection made.
  • the product-relevant selection or the information I (G (k); I (G (x)) relating to this selection and / or formation of groups 38 k can, for the case described below, be in the direction of transport (e.g.
  • varying and / or clocked wiring also form a basis for a related overlay, so that activation and deactivation varied or clocked in length and / or position in each case only for the selected and possibly product-related positioned and / or to groups 38 k from radiation or radiation sources 38 k, i combined dryer elements 38 k .
  • 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 material and / or printing area width B02; B44 and / or the second operating situation that deviates from the profile (e.g. Fig. 9b ) dryer elements 38 k differing in the selection and / or positioning relative to the first operating situation can be activated or be activated.
  • a first selection of radiation or radiation sources 38 k, i combined into groups 38 k can be activated or activated and in a second, different operating situation from the first operating situation in the substrate width B02 and / or the profile (e.g. Fig. 10b ) beam or radiation sources 38 k, i differing in the selection from the first operating situation can be activated or activated.
  • a printing column 52 is to be understood here to mean printing strips running in the transport direction, which are provided on both sides by printing strips running in the transport direction and not in the printing unit 03 or the relevant printing unit 19; 23 printed strips of a strip width are limited, which, for. B. a beyond the dimension of individual pixels or color points, z. B. has a width of more than 5 mm, in particular more than 10 mm. However, printed strips that are caused by e.g. B. such unprinted narrow strips of at least 5 mm are interrupted in spite of their discontinuity in the above sense to form larger printing gaps 52.
  • the dryer elements 38 k or groups 38 k of radiation or radiation sources 38 k, i positioned and / or selected for activation are spaced apart from one another in the transverse direction, in particular at least three or more such dryer elements 38 k or groups 38 k in arranged approximately or substantially equidistantly next to one another and / or can be arranged.
  • the dryer 14; 16; 36 and the drying device comprising the control device 37 is thus designed and set up in an advantageous embodiment, only a portion of the radiation sources 38 k, i in sections in several, in particular at least four predefinable, transverse to the transport direction to each other approximately, that is to say by at most 20% of the mean distance deviating, equidistantly spaced groups 38 k of radiation sources 38 k, i can be switched on and off simultaneously and / or together according to a specific sequence.
  • each of a cycle Z which is described in more detail below, only a portion of the radiation sources 38 k, i in sections in a plurality, in particular at least four predefinable groups 38 k of radiation sources 38 k, i which are equidistantly spaced from one another transversely to the transport direction switch on and off simultaneously and / or jointly according to a sequence which comprises several and / or at least three equidistantly spaced active phases P AN of the same first phase length.
  • the groups 38 k are preferably essentially equidistant from one another, ie deviating by at most 10% from the mean distance.
  • the distances between the groups 38 k to be switched on and off differ from one another by a maximum of twice the smallest possible step width considered when defining the groups 38 k transversely to the transport direction, ie the smallest switchable unit in the transverse direction, e.g. B. the width of an above-mentioned multi-track or preferably single-track LED row.
  • the configuration, ie the positioning and / or selection of the dryer elements 38 k or groups 38 k to be activated is carried out with particular advantage on the basis of the abovementioned product-related data P or information I (P).
  • this is done on the basis of information encompassed by the product-related information I (P), by means of which a number and position of at least three, preferably at least four, in the transverse direction, in particular equidistantly, at a distance from one another, are printed image elements 56, in particular the same printed image element, that are printed or to be printed on the printing material 02 56, can be determined and / or specified.
  • the positioning of the dryer elements 38 k or the formation of groups 38 k is carried out or is carried out accordingly.
  • the information relating to the number and distribution of the picture elements 56 in the transverse direction can in principle be obtained in any way and made available in the information I (P). So this could basically from the printed image in its entire width and length related image data, z. B. from data available in the pre-press for the print pattern relating to the entire print image, by its evaluation can be obtained. However, this represents a high outlay and, moreover, can more easily lead to errors due to the large number of exposure areas to be determined in each case.
  • this information to be used for positioning and / or selection is made up of information on the number nx in particular ⁇ 4, preferably ⁇ 6, and / or for the position and / or the size of in the transverse direction next to each other and z.
  • the picture elements 56 have e.g. B. at least the same or essentially, ie with a maximum of ⁇ 2 mm deviation, same width and / or even an identical print pattern or motif.
  • a number field can essentially be found same dimensions or for the case of applied by screen printing image elements 56 an equal design in the transverse direction X n - repeat times.
  • the dryer elements 38 k or groups 38 k are then arranged and / or can be arranged according to this pattern of picture elements 56 interrupted by non-printed areas.
  • the dryer elements 38 k or groups 38 k can, for example, be arranged and / or formed so that the width of the picture elements 56 is in each case completely covered by the effective width b A of the relevant dryer elements 38 k or groups 38 k .
  • the dryer elements 38 k or groups 38 k are or are arranged, for example, in this way or are formed with a width , so that the width of the picture elements 56 is only a predetermined part of the effective width b A of the relevant dryer elements 38 k or groups 38 k and / or are irradiated.
  • the preferred embodiment mentioned is of particular advantage in connection with an operating mode and / or embodiment of the printing press, in which the printed image applied by the printing unit 03 over the print image or print area width B44 has a plurality, e.g. B. a number Nx with in particular 4 4, preferably 6 6, of benefit 57 side by side and / or a plurality, eg over the entire print image or print area length L44. B. a number N Y with in particular 5 5, of benefits 57, one after the other, which have at least one position on the respective benefit 57 and / or even in the print pattern no distinguishing image elements 56 or image element groups.
  • One or more picture elements 56 or picture element groups mentioned above can be provided for each benefit 57.
  • the sequence on which the control of the radiation source 38 is based preferably comprises one of the number n x of those in a circumferential direction in a printed image length successive lines of imaging print image elements 56 or groups of such print image elements 56 corresponding number of active phases P AN equidistantly spaced from respective inactive phases P AB of the same first phase length and an inactive phase P AB with a phase length that is significantly larger, ie at least twice, than the first phase length.
  • a phase length that is significantly larger, ie at least twice, than the first phase length.
  • the sequence on which the control of the radiation source 38 is based preferably comprises one of the number n x of those in a circumferential direction in a printed image length successive lines of imaging print image elements 56 or groups of such print image elements 56 corresponding number of active phases P AN equidistantly spaced from respective inactive phases P AB of the same first phase length and an inactive phase P AB with a phase length that is significantly larger, ie
  • the picture elements 56 arranged next to one another can each be encompassed by the above-mentioned pressure gaps 52, viewed in the direction of transport.
  • a number n Y with of these picture elements 56 or picture element groups can be arranged at a distance from one another (see e.g. Fig. 17a ).
  • a "benefit" 57 is a repeating part of the entire printed image of a printing section which is repeated several times - and preferably in a regular arrangement - in size and structure and which - after at least one longitudinal and / or transverse cutting of the printing substrate 02 - has a z.
  • B. represents individually usable product unit for the intermediate or end customer.
  • the individual benefits 57 are formed on the printing substrate 02 printed by a printing image in a printing area 44, for example by means of individual banknotes or security documents, which partial printing images are formed on the further processing path - possibly after further processing, such as, for example.
  • a repeated printing and / or embossing and / or coating - are separated by cutting only to the individual banknotes.
  • the drying agent 38 in particular the dryer control 49 switching the beam or radiation sources 38 k, i , with a controller of, for example the control device 37 comprised control means 51 in signal connection, which correlates the one-part or multi-part drying means 38, in total or preferably as selected and / or formed groups 38 k , in a manner already indicated above, in particular synchronized or clocked to the machine and / or Substrate phase position, ie for example for the position and / or the movement of a machine phase, in particular for a printing point 06; 07 concerned phase position, and / or to a position and / or a progress of the printing substrate 02 in the printing press and / or by which this can be activated or deactivated in whole or in part or is activated and deactivated.
  • the drying agent 38 in particular the dryer control 49 switching the beam or radiation sources 38 k, i , with a controller of, for example the control device 37 comprised control means 51 in signal connection, which correlates the one-part or multi-part
  • a correlation in particular a correlation of switching states SZ; SZAN; SZ AB of the dryer elements 38 k or groups involved, with regard to the length and / or position of a repetitive sequence of activation and deactivation, ie a switch-on and switch-off sequence extending over a cycle length Lz with at least one active state "ON” , e.g. B. switch-on state "ON", and at least one inactive state "AB", z. B. switch-off state "AB” relevant phase P AN ; P AB .
  • the machine phase can be derived from the directly or indirectly derived angular position of a cylinder 18; 21; 22 a pressure point 06; 07 or another machine element to be rotated in register.
  • the variable relating to the progress of the printing material 02 can be an angular position signal of a machine element transporting the printing material 02 in register or a passage signal from a sensor system provided on the transport path.
  • the cycle length L Z is preferred by the repetition length between two on top of each other following print sections, ie the shortest possible distance between the leading ends of two successive print lengths. Depending on the physical quantity to be considered, this can 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 quantities can be converted into one another and relate, for example, to a position relative to the machine phase.
  • the cycle length L Z corresponds to the sum of the length L D of a section U D , z. B. peripheral portion U D and length L N of such between two sections lying U D, not usable for printing portion U N.
  • the cycle length Lz corresponds, for example, overall to the sum of the length L D of a circumferential section U D that can be used for printing and the length L N of a circumferential section U N that cannot be used for printing and / or that nth part of the circumference of the counterpressure and / or transport cylinder 21 comprising n times the size or n saddle.
  • the cycle length Lz or the on-off sequence assigned to it now comprises an on / off sequence with at least one phase P AN with activated drying agent 38 or drying element 38 k and at least one phase P AB with deactivated drying agent 38 or drying element 38 k .
  • phase P AN ; P AN again relates to a spatial or correspondingly correlated time variable.
  • Such a cycle-related sequence can comprise only a single activated phase P AN and a deactivated phase P AB or, in a further development, also a plurality of activated phases P AN , each interrupted by a deactivated phase P AB .
  • the length of a deactivated phase P AB corresponds here, for example, to at least the width or The passage time of the opening 28 plus the length or the passage time of any functional sections that may be present, which is given, for example, by a distance a that precedes the trailing pit edge and / or by the length of the above-mentioned overlap of a cover element 29 that may be provided.
  • the drying device comprises; 36 thus a control device 37 with control means 51, by means of which the z. B. as a continuous over the width b38 or in the form of individual drying elements 38 k drying means 38 in the above correlation to the machine phase of the printing press and / or to the progress of the printing material 02 as a whole or in part can be switched on and off or switched on and off .
  • the drying agent 38 or at least one of the drying elements 38 k is alternately in an activated or active or switched-on state "AN" for a duration corresponding to the length of the activated phase P AN and for one of the Length of the deactivated phase P AB corresponding duration can be brought into a deactivated or inactive or switched off state "AB".
  • the dryer control 49 included the drying agent 38 and the drying elements 38 k switching switching means are alternately in the corresponding, the active or switched on state "ON” and the inactive or switched off state "ON”;”AB” effecting switching states SZ AN ; SZ AB spent (see e.g. schematically in Fig. 11 ).
  • Control device 37 comprising 51 and / or dryer controller 49 can be formed by a coherent or distributed control circuit 37 or by coherent or distributed data processing means 37 which are connected to one another by signaling technology, and there are switching and / or data processing means for carrying out the above-mentioned synchronization of a switch-on and switch-off sequence includes the machine phase and / or the progress of the substrate.
  • the control device 37 can be wholly or partially integrated into a machine control system that is connected to other actuating and / or driving means of the printing press, or else entirely or partially specifically for the control of the dryer 14, 16; 36 may be provided.
  • the above-mentioned synchronization or correlation of the sequence relating to a cycle length Lz with respect to the machine phase and / or the progress of the substrate takes place e.g. B. by transmission of the machine phase and / or the substrate advance signals S K , z. B. a trigger signal S K , via a signal connection 35 from a the machine phase of the printing press and / or the progress of the printing substrate 02 and the dryer control z. B. serving as a master 42 clock 42 to the control device 37.
  • This can, for example, by a machine phase of the printing press and / or the progress of the printing material 02 sensing sensor 42 and / or by a leading axis 42 of the direct or indirect drive of the cylinder 21st controlling drive control be given.
  • this can be a component which is already provided in the machine and is to be driven in accordance with the register, for. B. the system drum, assigned sensor 42.
  • the master axis encoder 42 serving as the dryer control 42 can be formed by such an electronic master axis 42 or, which serves as a master for several other drive motors of the printing press.
  • This master axis 42 can follow the rotational movement of a real angle signal as a real electronic master axis 42 or can be generated as a virtual master axis by data processing means and can be predetermined for all coupled slave drives.
  • the signal connection 35 is formed by the coupling to the electronic master axis 42 and is implemented, for example, as a bus or network system.
  • the signal connection 35 between the clock generator 42, which is preferably designed as a sensor system 42, and the control device 37 in an advantageous embodiment is, however, by one of a bus system or one Different network - given analog line connection and / or the trigger signal S k is called a "fast triggering", eg. B. by hardware signals, to the control device 37 or the process that processes the signals, but not via a clocked network or bus system or a PLC that processes and / or transmits the signals.
  • the correlation of the sequence comprising one or more switch-on and switch-off processes, depending on the configuration of the dryer control or the related operation in one of the variants listed below, is carried out by a control logic implemented in the control means 51, for example by a mechanical switching arrangement, a purely electronic one Control circuit, can be formed by a software routine, or by a combination thereof.
  • the recurring passage through the sequence takes place correlated, in particular synchronized to the signal S K representing the machine phase and / or the progress of the substrate.
  • the position and duration of one or more active and one or more inactive phases P AN ; P AB in accordance with the circuit profile relevant for operation.
  • control means 51 for this purpose comprise an electronic cam switching mechanism, the virtual movement of which is or will be synchronized with the machine phase and / or the progress of the substrate and whose profile the one or more active and inactive phases P AN ; P AB maps.
  • the correlation of the switch-on and switch-off sequence based on a cycle length Lz for several or all of the drying elements 38 k or groups 38 k to be activated can be fundamentally in each case via specially provided control means 51 with a respective control logic or control logic specifically implemented in common control means 51, e.g. B. electronic cam switches.
  • This 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 comprises, for example, only one use extending over the print image width B44 or several uses differing in the print pattern.
  • the correlation of the switch-on and switch-off sequence relating to the cycle length Lz is preferably carried out for several or all of the provided and / or formed drying elements 38 k or groups 38 k in sync with each other.
  • the correlation of the drying elements 38 k or groups 38 k to be activated for the production in question can preferably be carried out jointly by means of common control means 51 using the same control logic and / or the same switching profile, or individually or in a plurality via synchronously operated control logic.
  • 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 plurality, e.g. B. a number Nx, with z. B. in particular in particular 4 4, preferably, 6, useful 57 side by side and / or a plurality, z. B. a number N Y , e.g. B. with in particular preferably ⁇ 5 of panels 57 in succession, each of which has image elements 56 that are not or hardly distinguishable on the panel 57 and / or in the printed pattern.
  • a plurality e.g. B. a number Nx, with z. B. in particular in particular 4 4, preferably, 6, useful 57 side by side and / or a plurality, z. B. a number N Y , e.g. B. with in particular preferably ⁇ 5 of panels 57 in succession, each of which has image elements 56 that are not or hardly distinguishable on the panel
  • Control device 37 comprises control means 54, by means of which a length and / or position of at least one phase P AN relating to the switch-on state "ON" for the drying agent 38 or one or more drying elements 38 k or groups 38 k within a repeating cycle for the activation - and shutdown depending on information related to production I (P), z. B. from the printed image or the printing material format F relevant or representative information I (F); I (L44); I (M) is variable and / or is varied.
  • the information I (F) relating to or representing the printing substrate format and / or the printed image; I (L B ); I (M) can in particular be information I (F); I (L44); I (M) to the length L02 of the substrate sections, z. B. the printing material length L02, or to the printing section length L44 relating to a printing section or to the printing unit 19; 23 act print patterns to be printed.
  • 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, if necessary a - for example a predeterminable - discount ⁇ f (exemplary for all possible Executions in Fig. 13 and Fig.
  • the information I (F) relating to "the printing material format” or the "printing material length L02" should include the information reflecting the actual format dimensions and the format dimensions corrected by discounts.
  • the information I (M) relating to the print image or the print pattern as the information I (P) relating to production can be geometric information relating to a grid of image elements.
  • the length and / or position of the phase P AN can be determined in the manner mentioned above based on their spatial or angular position or their temporal correspondence relative to the machine phase position and / or the substrate position be related.
  • two or more discrete values or value ranges for the relevant information I (F) can be used for the format- or image-dependent control of the phase length and / or position in an assignment rule.
  • 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 - e.g. B. at least partially spaced from one another - phase positions for the end of the activated phase P AN can be held or assigned.
  • control means 54 as a function of a continuous range of values for the relevant information I (F); I (L B ); I (M) derived 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. upward and downward limited - value range is provided or is provided. "Continuously” should also be understood to mean a sequence of equidistant, discrete steps, which is caused, for example, by restriction or rounding to the smallest and / or manageable steps in the size to be considered.
  • the control device 37 processes signals S K relating to the aforementioned correlation or synchronization to switch the drying agent 38 on or off, in particular the signals controlling the drying elements 38 k or groups 38 k intended for switching on and off S T , e.g. B. Tacking signals S T , taking into account a specific on-off profile provided by the control means 54 and related to a cycle length L Z with at least one phase P AN relating to the active state "AN" and at least one phase relating to the inactive state "AB" P AB .
  • the profile is provided by the control means 54 and the respective phase length and / or -position for the at least one phase P AN or phases P AN relating to the active state "AN" in the cycle — preferably synchronized with the machine and / or substrate phase position — or within the cycle length Lz.
  • the production-specific profile ie the at least one specific phase length and / or position, is obtained and provided by the control means 54 as a function of information I (F) which characterizes and / or characterizes the printing substrate format and / or the printing image; I (L B ); I (M) (see e.g. Fig. 6 and Fig. 7 ).
  • the z. B. by the control device 37 for the correlated switching on and off control means 54 for providing the format and / or image-dependent phase length and / or position can be formed by one or more connected or distributed circuit and / or data processing means, wherein it Circuit and / or data processing means for determining a phase length and / or phase position relating to the switch-on state "ON" as a function of the information I (F) obtained above; I (L B ); I (M) for format and / or printed image.
  • the control means 54 comprised by the control device 37 can - according to the control device 37 itself - completely or partially in a control-technically connected, for example, with other actuating and / or driving means of the printing press.
  • B. integrated a planning and / or control level 47 machine control or decentrally and spatially close to the dryer 14 to be controlled; 16; 36 may be provided.
  • the length and / or position of the at least one active phase P AN or the switching profile extending over a cycle length Lz 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 z. B. as a pure assignment rule in tabular form or as a functional connection in a computing and / or storage means included in the control means 54.
  • I (F); I (L B ); I (M) a switching profile taking into account the specific length and / or position is determined and / or created for a sequence comprising one or more phases P AN relating to the active state "AN".
  • I (F) is on this; I (L B ) itself or about this information I (F); I (L B ) information to be processed can be manually selected or entered, for example, via an operating interface 55.
  • the manual determination should also be understood to mean a selection of areas in an appropriately configured operating mask or a selection via keys, as well as a combination of input and selection.
  • Data on the number and / or size and / or position of the benefits on a printing material sheet 02 and on the relative position of areas to be loaded or in another embodiment on the size and / or position of the printing material sheet 02, can be obtained.
  • a first embodiment for designing the control means 54 or for controlling the dryer e.g. B. in Fig. 12 schematically indicated on the basis of a cycle length Lz - for example the length of a circumferential section U D ;
  • U N that can be used for printing and not usable for printing - are, for example, in a first operating situation printing material sections 02 of a first format F.1, ie with a first printing material layer L02 .1, and in a second operating situation printing material sections 02 of a second format F.2, ie printable with a second printing material layer L02.1 or are printed.
  • L02.2 or information I (F) representing this length the phase length and possibly position of the active phase P AN or - in this case preferred - an end of the active phase P AN by the control device 37 or the control means 54 determined and / or depending on the respective substrate L02.1; L02.2 or information I (F) representing this length, switching the drying agent 38 on or off or positioned and / or selected or formed drying elements 38 k or groups 38 k in a respective cycle Z1; Z2, in which the different substrate layers L02.1; L02.2 mutually different phase lengths for the respective active phase P AN or - in this case preferred - mutually different phase positions for the end of the respective active phase P AN are assigned.
  • the phase position for the start of the respective active phase P AN can be the same and z. B. fixed based on the cycle length Lz, but may be specified changeable.
  • the above discounts for the printable area, z. B. at the leading end be taken into account. The latter are shown in the schematic representation in Fig. 12 a) and b ) has been disregarded.
  • the drying elements concerned are 38 k or groups 38 k preferably on and off simultaneously for each cycle and / or together once (see Fig. 13 ).
  • the phase profile of the sequence on which cycle Z is based, ie here the distribution between active and inactive phase P AN , phase P AB , is here format-dependent in the manner described above.
  • the information relating to the print format F or its length in the case of the first execution directed to the format-related clocking will be or are in an advantageous solution from the above, the product planning for the production concerned or the inspection electronically available data or by manual input and / or selection of such information is provided at, for example, the control center.
  • the manually selected or entered data for format F can either be entered directly for the local purpose or previously for another purpose and then imported.
  • z. B. in Fig. 14 schematically based on a - for example the length of a circumferential section U D that can be used for printing and one that cannot be used for printing; U N corresponding to cycle length Lz, the phase length of the active phase P AN or at least one end of the active phase P AN is indicated by the control device 37 or the control means 54 as a function of the respective print image length L44 or information I (representing this length) L44).
  • the print image length L44 z. B. in this case be understood the length that is on the supply side through the first and on the return side through the last through the pressure point 06; 07 is limited to a print length to be applied.
  • the intermediate printing area 44 can have continuous or discontinuous printing patterns.
  • the drying agent 38 or positioned and / or selected or formed ones is switched on and off Drying element 38 k or groups 38 k in a respective cycle in which different phase lengths for the respective activated phase P AN or different phase positions for the end of the respective active phase P AN are assigned to the different print image lengths L44.
  • the phase position for the start of the respective active phase P AN can be the same and z. B. fixed, but possibly changeable.
  • the drying elements 38 k or groups 38 k concerned are preferably simultaneously and per cycle / or switch on and off together once (see Fig. 15 ).
  • the phase profile of the sequence on which cycle Z is based, ie here the distribution between active and inactive phase P AN , phase P AB , is dependent here on the pressure length in the manner described above.
  • Image data can be obtained from the prepress stage, or is provided in an advantageous because less complex solution, but preferably from data available in product planning or manual input and / or selection.
  • Fig. 16 schematically on the basis of a - for example the length of a circumferential section U D which can be used for printing and one which cannot be used for printing; U N corresponding - cycle length Lz indicated, several active phases P AN and several inactive phases P AB can be provided for each cycle length Lz.
  • the active phases P AN are equidistant from one another on the printed image length L44.
  • each active phases P AN are determined by the control device 37 or the control means 54 as a function of information I (M), which represent the phase position, viewed in the transport direction, of print strips 46 of a print area 44 interrupted by strips not to be printed on.
  • the manually selected or entered data for format F can either be entered directly for the local purpose or previously for another purpose and then imported.
  • this information could I (L44); I (M) underlying information is also based on data and / or information obtained by evaluating the information provided by the printing office 06; 07 print image to be printed, in particular by evaluating the z. B. in the Prepress as data available print pattern, ie from for the production of the printing form 31; 32 data used itself or data obtained therefrom by evaluation can be obtained. You can do this
  • the switching profile is provided, ie the cycle-related n phase lengths and / or positions are determined, preferably on the basis of information or information I (M) which contains the information and which is itself Describe in the transport direction over the printed image length L44 a pattern of a plurality of spaced-apart printed image elements 56 printed on the printing material 02 or to be printed according to plan.
  • information or information I (M) which contains the information and which is itself Describe in the transport direction over the printed image length L44 a pattern of a plurality of spaced-apart printed image elements 56 printed on the printing material 02 or to be printed according to plan.
  • This is, for example, information by means of which a number and position of three or more in the transport direction, in particular equidistantly, at a distance from one another, can be fixed and / or fixed on the printing image elements 56, in particular the same printing image element 56, printed or to be printed on the printing material 02.
  • the printing material 02 transported past is clocked during production according to the profile by the drying agent 38 or by the drying element 38 positioned and / or selected in the above-mentioned manner k or formed groups 38 k with the drying medium, in particular the radiation.
  • this information relating to the number and distribution of the picture elements 56 in the transport direction can in principle all be or can be obtained from the prepress stage using the above-mentioned data, these are preferred from information relating to Location and size of one or a subset of a plurality, e.g. B. a number n Y with of image elements 56 to be applied or applied on the printing material 02 in succession and - preferably equidistantly - spaced apart from one another in the transport direction and from information on their number n X.
  • the information relating to one or the subset of the image elements 56 regarding its position and / or size can be provided and / or provided directly from data from product planning or inspection or else by manual input.
  • the cycle-related profile for the repeated switching on and off of the drying agent 38 or the positioned and / or or selected dryer elements 38 k or groups 38 k formed via an appropriately configured routine From this position and / or extension of the at least one of a plurality of picture elements 56 and information from which the position of the other picture elements 56 can be deduced, the cycle-related profile for the repeated switching on and off of the drying agent 38 or the positioned and / or or selected dryer elements 38 k or groups 38 k formed via an appropriately configured routine.
  • the picture elements 56 have e.g. B. at least the same or essentially, ie ⁇ 2 mm, same length in the direction of transport and / or even in the manner already set out above, for. B. on the same print pattern or motif.
  • the dryer elements 38 k or groups 38 k are or can then be activated or activated according to this pattern of picture elements 56 present in the transport direction during a cycle in several active phases P AN interrupted by inactive phases P AB .
  • the dryer 14; 16; 36 and the drying device comprising the control device 37 is designed and set up in a particularly advantageous embodiment, for each repeating cycle Z all radiation sources 38 k, i or preferably only a part of the radiation sources 38 k, i in sections according to a sequence which is several and / or at least comprises three equidistantly spaced active phases P AN of the same first phase length to switch on and off simultaneously and / or together.
  • the part of the radiation sources is 38 k, i in at least four predefinable ones, transverse to the transport direction to each other approximately, ie by at most 20% deviating from the mean distance, equidistantly spaced groups 38 k of radiation sources 38 k, i simultaneously and / or jointly on and off.
  • this is carried out using information on the number n y , with in particular 5 5, and / or the position and / or the size of single or multi-part image elements 56 to be applied or applied to the printing substrate 02 at a distance from one another and - individually or in groups preferably equidistantly from one another - in the transport direction.
  • the dryer 14; 16; 36 and the drying device comprising the control device 37 is designed and set up in a particularly advantageous embodiment, for each repeating cycle Z all radiation sources 38 k, i or preferably only a part of the radiation sources 38 k, i in sections according to a sequence which is several and / or at least comprises three equidistantly spaced active phases P AN of the same first phase length to switch on and off simultaneously and / or together.
  • the part of the radiation sources 38 k, i in at least four predefinable groups 38 k of radiation sources 38 k, i which are equidistantly spaced apart from one another transversely to the transport direction, is approximately and / or together on and off.
  • the preferred embodiment mentioned is of particular advantage in connection with an operating mode and / or embodiment of the printing press, in which the printed image applied by the printing unit 03 has a plurality, e.g. B. a number N Y with of benefit 57 in the transport direction in a same alignment one after the other, which are not at least in the position on the respective benefit 57 and / or in the dimensions and / or even in the print pattern distinctive picture elements 56 wear.
  • n Y in the transport direction successively arranged picture elements 56 are z. B. in the above-mentioned printing columns 52, wherein in the transverse direction, for example, the number n x of these picture elements 56 can be arranged at a distance from one another (see, for example, 13a ).
  • phase length or “phase position” or in its short form “length” or “position”
  • spatial terms e.g. B. as position or angle - as well as their temporal correspondence as duration or relative position within the synchronized cycle length L Z or be.
  • These spatial and temporal dimensions are directly correlated with one another via the speed profile.
  • the figures 10 to 12 for the abscissa axis, location, time and angle are exemplarily indicated.
  • the times for the respective phase change and thus the phase length and phase position are z. B. determined relative to the machine phase and / or the substrate phase.
  • the dryer device set out above is located in the printing material path downstream of at least one first printing point 06; 07 arranged in such a way that, in the activated or active state "ON", it is directed toward the printing material path with the drying agent 38 or with positioned and / or selected drying elements 38 k formed by grouping.
  • the dryer 36 is an intermediate dryer 36 between two printing points 06; 07 provided.
  • the dryer 14 is in the printing material path in the area or downstream of one of the above, the appearance of the printing ink - e.g. B. by aligning particles contained in the printing ink - influencing conditioning device 17 is provided.
  • This can, for example, on a transport path in the area of an influencing agent 58, for example on the surface of a magnetized or magnetic material and, for example, transporting the printing substrate 02, rotating body 58, z. B. magnetizing cylinder 58.
  • the expression of the printing substrate 02 can also be understood to mean other substrates, for example, in addition to planar objects, also shaped and / or hollow bodies.
  • the switching on and off of the drying agent 38 or all, selected and / or formed drying elements 38 k can also here depending on the substrate format and / or the information relating to the printing image I (F); I (L44); I (M) with phase lengths and / or positions that vary depending on the format or printed image, in order, for example, to avoid undesired passage of color in non-printing printing form sections.
  • the arrangement and / or operation of the dryer device set out above with dryer 14, 16; 36 and the associated control device 37 is, however, not on printing presses, in particular security printing presses, with a printing unit 03; 03 'limited, but possibly to be extended to printing machines, in particular security printing machines, which work according to a printing process different from the screen printing process.
  • these are preferably printing machines, by means of the printing unit 03 of which, viewed at least in the transport direction of the printing substrate 02, over a printing length in z.
  • the print pattern at a regular interval several singular, ie over in the relevant printing unit 19; 19 ';23; 23 'or printing unit 03, non-printable areas 56 are or can be applied.
  • a printing form 31; 32 of a printing unit 03; 03 ' carries on its - viewed in the transport direction and / or in the circumferential direction - length in z. B. a regular distance, the subjects singular, in the relevant printing unit 19; 19 ';23; 23 'or printing unit 03 image elements 56 to be printed, which are spaced apart by non-printing areas.
  • the at least one printing unit 19 "of a printing unit 03" is arranged as a first printing unit 19 ", in short offset printing unit 19" arranged in the printing material path, and the second printing unit 23 “is also after as printing unit 23" working in accordance with the offset method, short Offset printing unit 23 ", wherein the drying agent 38 in the printing material path between the through the first and the second printing unit 19"; 23 "pressure points formed 06"; 07 ".
  • the cylinder which interacts with the printing material is in this case designed as a transfer cylinder which removes the printing ink from the forme cylinder 18"; 22 ".
  • the first printing unit 19" is designed as an indirect printing unit 19 ", the transfer cylinder of which interacts with at least one or preferably two forme cylinders 18", and / or the second printing unit 23 "is designed as an indirect printing unit 23" , whose transfer cylinder interacts with several in particular at least four forme cylinders 22 ".
  • the second printing point 07 ' is preferably designed as a double printing point 07", in which such a second printing unit 23 "is provided on both sides of the printing material path.
  • the second printing units 23 form e.g. B. from a double printing unit for simultaneous double-sided multi-color printing. That, for example, in the first printing point 06 ' Applied print samples can be dried or at least dried on by the dryer device in the above-mentioned manner depending on the print image and / or format, before it is printed again in the second printing point 07 '.
  • the security printing machine thus comprises at least one first printing point 06 "in the printing material path, at which printing material 02 passing this printing point 06" in sections, ie on web sections or in particular on successive printing material sheets 02, on at least a first of its two sides in a cycle Z can be printed with a fixed cycle length Lz with reference to the substrate feed at the printing point 06 "with printing images of a certain printing image width B44 and a shorter printing image length L44 compared to the cycle length L Z , as well as a second printing point 07" following downstream, at which this printing point 07 "passes Printing material 02 can likewise be printed with print images on at least the second of its sides
  • the sections are given as sections of a web-shaped printing material 02 or here preferably as printing material sheets 02.
  • the printing of the first and downstream of the second side can take place in succession by printing units 19 "; 23" of any printing method and / or type.
  • the printing substrate 02 can preferably be printed at the first printing point 06 ", however, using an offset and / or a heliographic printing method.
  • a printing unit 23 can be printed using an indirect printing process and / or at the same time in multiple colors.
  • it can be printed, preferably on both sides, using 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 in the printing material path between the first and second printing point 06 ";07" and / or in the second printing point 07 ' arranged subsequent substrate path. Through this is the dryer 14; 16; 36 substrate 02 passing on its transport path can be exposed to radiation to dry it.
  • the drying agent 38 of the dryer 14; 16; 36 in the manner set out above by an arrangement of a plurality extending at least over the maximum printing material width B02 max , ie a number of at least 50 over the maximum printing material width B02 max and / or a length-related number of at least 50, preferably at least 70 radiation sources 38 k, i , 38 k, i , in particular UV LEDs, formed per meter of radiation sources arranged side by side.
  • the drying agent 38 of the dryer 14; 16; Control device 37 which controls activation and deactivation is in a preferred embodiment in signal connection to a sensor 42 which supplies the machine phase and / or the progress of the substrate representing signals S K and, for each cycle Z, switches the or at least part of the drying agent 38 on and off after at least one active and at least one inactive phase P AN ;
  • the sequence comprising P AB correlates to the machine and / or substrate phase position.
  • Each cycle Z is switched on and off, in particular exactly one is switched on and off, or at least part of the radiation source 38 with at least one, preferably exactly one active and one inactive phase P AN per cycle Z; P AB (see e.g. Fig. 12 and Fig. 18 ).
  • the substrate 02 is preferably viewed transversely to the transport direction in one, in particular one, track, the width of which is selected as a function of the substrate width B02 and / or this width essentially, ie for example with a maximum deviation per side edge of at most + 1 / - 10 mm, in particular + 0 / - 5 mm, corresponds. (see e.g. Fig. 18 ).
  • the width of the track can be set depending on the substrate width B02.
  • the radiation power ⁇ to be emitted in the activated state is ⁇ of the radiation sources 38 k, i or groups 38 k switched on in accordance with the sequence depending on a machine or substrate feed speed V, in short speed V, representative size variable.
  • a corresponding relationship ⁇ (V) between a measure of the machine or substrate feed speed V and a measure of the radiation power, z. B. in tabular form or in the manner of a continuous or sectionally defined function, and an algorithm implementing this as defined by the relationship ⁇ (V) is provided.
  • the output preferably increases in steps or steadily with the machine or substrate feed speed V.
  • the dependency between performance and machine or substrate feed speed V can in principle be stored in the control system.
  • the current speed V information I (V) can the control device 38 from z. B. the machine control or from a measure of the speed V supplying encoder.
  • the course of the dependency can preferably be varied via an operating interface 55 (see, for example Fig. 19 ).
  • the manual influence can in principle be done in a wide variety of ways via one or more control elements 61; 62; 63 be realized.
  • an influence can be exerted using keys 61, 62, 63 of e.g. B. provided on the control panel keypad 55 and possibly a display field 64.
  • operating elements are any type of elements suitable for the influence of the operating personnel, eg. B. buttons, keys, switches, input fields, control means for screen cursors or mouse pointers and possibly others for interaction with the one to be controlled and / or configuring system to understand appropriate elements.
  • 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 or comprises at least one such touch-sensitive screen 55.
  • the or at least part the above and the parameterization of the above Context-related controls 61; 62; 63 are e.g. B. as touch-sensitive fields 61; 62; 63 a user interface 66 set up for this purpose, e.g. B. an input mask 66 or screen mask 66, with the programming task concerned, so here to influence the course of the correlation between a measure of the radiation power and a measure of the machine or substrate feed speed V, executed.
  • the dependency is given by assigning values for the measure relating to the radiation power at spaced apart support points for the measure relating to the machine or substrate feed speed V.
  • the support point to be changed can be activated, for example, via a field 63 assigned to this support point, and its value is represented by fields 61; 63 changeable.
  • a touch-sensitive number block could be provided instead for setting the values.
  • the display field 64 also shown in the screen mask 66 can, for example, visualize the current course of the correlation.
  • 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 is used by the latter on the basis of the data relating to the machine or substrate feed speed V, which is also available, when controlling the dryer 14, 16; 36 implemented.
  • the configuration of the dryer device can be carried out 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 regard to the cycle Z or the phase sequence on which the sequence is based is carried out in a first advantageous embodiment based on data provided manually via a user interface, in an alternative advantageous embodiment using data already present in product planning or the printing press and characterizing the print or print intermediate product to be produced.
  • an operator interface 55 is provided, which is connected to the control device 37 in terms of signal technology and on which the operating personnel can carry out a configuration in the transverse direction.
  • this operating interface 55 there is a number and / or lateral position and / or width of dryer elements 38 k or groups 38 k spaced apart from one another and to be activated transversely to the direction of transport and / or of loading by the dryer elements 38 k or groups 38 k provided traces t i and / or of the benefit to be printed on the printing substrate 02 next to one another in the relevant production can be defined and / or changed.
  • the operator interface 55 comprises, in terms of signal technology, connected to the control device 37, in particular functionally connected control elements 71; 72; 73; 74; 76; 77; 78, the actuation of which provides 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 benefits 57 provided next to one another on the printing material 02 and / or or are changeable.
  • This information should also be understood to mean information which is to be processed in the further for the corresponding concrete parameters.
  • Keys 67 can be used as control elements as an alphanumeric keypad trained control panel can be provided, 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 the benefit 57 provided side by side on the substrate 02 can be entered and z. B. are to be confirmed.
  • effective control elements 68 can be used as plus and minus buttons and / or as left or right buttons.
  • 69 can be provided, by actuating them a value or a position of a permanently assigned or previously selectable parameter, for example the number and / or location of a group 38 k and / or a track t i and / or number of sheets and / or a width of a group 38 k and / or a track t i and / or a benefit 57 and / or the substrate 02 is changeable.
  • a permanently assigned or previously selectable parameter for example the number and / or location of a group 38 k and / or a track t i and / or number of sheets and / or a width of a group 38 k and / or a track t i and / or a benefit 57 and / or the substrate 02 is changeable.
  • the operating elements 71 can be used to select and / or set a parameter to be changed or set.
  • 72; 73; 74; 76; 77; 78 can be provided, by actuating the control elements 67; 68; 69 parameters to be set can be selected.
  • Such controls 71; 72; 73; 74; 76; 77; 78 are, for example, the number of groups 38 k or tracks t i or panels 57 and / or the lateral position of a group 38 k or a track t i or panels 57 and / or the substrate 02 and / or the width of a group 38 k or a track t i or a panel 57 and / or the lateral relative position of a group 38 k or a track t i relative to a panel 57 and / or the width of the printing substrate 02 parameters can be selected and / or set, for example.
  • the information can in principle relate to the position of the printing substrate 02, but is preferably carried out via corresponding control elements 77; 78 relative to the location of a benefit 57 or a column comprising several uses 57 in succession.
  • the operating personnel can configure the dryer device, in particular its operating behavior, in the longitudinal direction, that is to say in relation to the operator interface 55, at the operator interface 55 mentioned or at a further signal-technically connected to the control device 37 Substrate transport direction.
  • the sequence of the application can be configured on this user interface 55, and the number and / or phase length and / or phase position of active phases P AN in cycle Z and / or the benefits 57 provided one after the other on printing material 02 can be defined and / or changed.
  • the operator interface comprises control elements 81; 82; 83, the actuation of which defines 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 benefits 57 provided one after the other on the printing substrate 02 / or are changeable.
  • This information is also to be understood to mean information which is to be processed in the further on to the corresponding concrete parameters.
  • control elements 67 embodied as keys, or of a further control panel designed as an alphanumeric keypad can be provided, via which information on the number and / or position and / or length of the active phases P AN and / or the uses provided one behind the other on the printing substrate 02 57 can be entered.
  • the above-mentioned or further operating elements 68 effective as plus and minus buttons and / or as left or right buttons can be used.
  • 69 may be provided, by actuating which 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 benefits 57 provided one after the other on the printing substrate 02, can be changed is.
  • 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 benefits 57 provided one after the other on the printing substrate 02, can be changed is.
  • the operating elements 81; 82; 83 can be provided, by the actuation of which the parameter to be set, for example via the above-mentioned control elements, can be selected.
  • About such controls 81; 82; 83 is the number of the provided active phases P AN or benefits 57 provided one after the other 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 benefit 57 on the printing material section 02, in particular printing material sheets 02 , can be selected and / or set, for example.
  • the information can in principle relate to the position of the printing material 02.
  • the position of the active phases P AN is given - for example. B. via controls not shown here - relative to the location of a panel 57 or a row of panels 57 comprising several panels 57 side by side.
  • the control elements 71 which relate to the configuration, in particular parameterization, of the dryer device in the transverse direction and / or printing material transport direction; 72; 73; 74; 76; 77; 78; 81; 82; 83 of the common or respective user interface 55 can basically be used as keys of a z. B. provided on the control panel keypad 55.
  • 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.
  • the or at least part of the above and the parameterization of the dryer device in the transverse direction relevant controls 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 are e.g. B. as touch-sensitive fields 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 with programming relating to the respective actuating task, here here, for. B.
  • the controls 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 also a mixed version with both hardware and software control elements 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 may be provided.
  • the control elements 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 can basically be fields of the same user interface 84; 85, e.g. B. an input mask 84; 85 or screen mask 84; 85, or distributed over several user interfaces 84; 85; 86, e.g. B. Entry mask, 84; 85; 86 or screen masks 84; 85; 86, e.g. B. summarized thematically about their affiliation with content-related actuating tasks.
  • one or more control elements 72; 73; 81 which relate to the information required for configuring the dryer device, for example information on the substrate dimensions and / or the substrate position, and z. B. in addition, or should flow into actuating or control tasks or processes that differ from the configuration of the dryer device, can be provided in one or more other input or screen masks 86 (see, for example, Fig. 21 ). In doing so, this information flows into the configuration of the drying device, for example in this or another context made for the relevant production in the relevant input or screen mask 86.
  • the controls 71; 72; 73; 74; 76; 77; 78; 81; 82; 83 for the configuration or parameterization of the dryer device in the transverse and / or longitudinal direction are - regardless of their hardware or software version - signal-technically directly or indirectly with - the dryer in spaced groups 38 k and / or these groups 38 k Control cycle 37, in particular with its above-mentioned control means 48, operatively connected at least once per cycle Z - in particular. Either the information on the relevant parameters - e.g. B.
  • Information on the number and / or lateral position and / or width of the groups 38 k and / or the tracks t i and / or the juxtaposition 57 provided or information on the number and / or position and / or length of the active phases P AN and / or the benefits 57 provided one after the other on the printing substrate 02 - as production-related data P in the above sense, are fed directly via the signal connection to the control device 37 or the control means 48 and processed there, or else the control device 37 - such as. B. schematically shown - the configuration in the transverse and / or longitudinal direction related information I (P), which previously z. B. by computer-aided preparation of the production-related data P formed here from the information on the parameters.
  • a lateral positioning of - in particular fixed in width - dryer elements 38 k or groups 38 k which z. B. executed in the manner of dryer heads according to the first embodiment of the multi-part drying agent 38 or defined according to its second embodiment as groups 38 k , directly via correspondingly configured controls 67; 68; 69; 71 done.
  • a group 38 k to be positioned can be selected via an operating element 71 assigned to this group 38 k and can be positioned and / or positioned laterally via operating elements 68 which act as left or right buttons and / or via buttons of an alphanumeric keypad .
  • Dryer elements 38 k by selection and subsequent deactivation via z. B.
  • a correspondingly configured control element 79 can be deactivated or, in the reverse manner, the required dryer elements 38 k can be activated by a correspondingly reversed arrangement of the control element 79.
  • the named operating elements required for positioning can be encompassed by the same input or screen mask 84.
  • the configuration of the dryer device in the transport direction can be done in a simple variant via the printing material length L02 or a parameter correlated with this.
  • the length of the active phase P AN covered by the sequence and corresponding to the printing material length L02 is determined based on a cycle Z. It is a z. B.
  • the parameter substrate length L02 representing control element 81 selectable and its size z. B. can be adjusted or varied via operating elements 69 acting as plus or minus buttons and / or using buttons of an operating element 67 designed as an alphanumeric keypad.
  • control elements relating to the specification of the substrate length L02 can be entered from the same or a different input or screen mask 84; 86 includes. Between different input or screen masks 84; 86 is for example about z. B. effective as a button controls 87 back and forth changeable.
  • the dryer device is configured here, for example, by viewing dryer elements 38 k or groups 38 k transversely to the transport direction via manually operated control elements 67; 68; 69; 71 can be positioned. Possibly. can from a larger number of controls 67; 68; 69; 71 the dryer elements 38 k or groups 38 k to be activated for production are determined. This can be positive by selecting the one to be activated or negative by selecting the inactive one Dryer element 38 k take place. The positioning of a dryer element 38 k or a group 38 k takes place, for. B. by selection of the dryer element to be set 38 k and the subsequent positioning via either the input of a specific position using keys of an alphanumeric keypad or the position changing button 68 on one side or the other.
  • dryer elements 38 k or groups 38 k are formed in accordance with the second embodiment of the drying agent 38 or dryer 14; 16; 36.
  • this configuration in the transverse direction can in principle also be carried out directly via correspondingly configured controls 67; 68; 69; 71 for all dryer elements 38 k or groups 38 k , for example as in the first example, but in addition to the lateral position dryer elements 38 k or groups 38 k z. B. about more, in Fig. 20 Control elements, not shown, whose width can be set.
  • radiation sources 38 k, i which are arranged next to one another, are then formed in accordance with the specifications for position and wide groups 38 k . B. can be switched on and off simultaneously and / or together in operation in the manner mentioned above.
  • groups 38 k could alternatively be formed by activating individual radiation sources 38 k, i or radiation segments from the totality of radiation sources 38 k, i or radiation segments shown next to one another in a screen mask. This can e.g. B. with less high resolution, ie with a lower total number and / or larger width of radiation sources 38 k, i or radiation segments in the transverse direction.
  • a variant is advantageous in which the lateral position and width of a group 38 k or track t i or possibly even several groups 38 k or tracks t i refer to only a benefit 57 is defined and the position and width of all required group 38 k or tracks t i is determined on the basis of this definition relating to a benefit using information relating to the number and position of the benefits 57 arranged next to one another on the printing substrate 02.
  • the information relating to the number and position of the benefits 57 arranged next to one another on the printing substrate 02 can be present or can be given in a variety of ways.
  • information on the number N x and width B57 of the printed material 02 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 printed material 57 next to one another can be used for this purpose.
  • appropriately configured controls 74; 76; 72 may be provided. If the substrate to be loaded 02 and / or the overall print image is not symmetrical to the transverse expansion of the dryer 38 and / or to the machine center M, an indication of the corresponding lateral offset ⁇ M can also be given via z.
  • a further control element 73 may be provided.
  • the definition of the width and position of a group 38 k or track ti to be activated, based on a benefit 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 radiation sources 38 k, i or radiation segments that are shown to scale in the transverse direction for an image of a panel 57.
  • the selection can be made by touch.
  • the definition of the related benefits 57 Group 38 or track k i t by the definition of the two ends, that the Group 38 or track k t i on both sides final radiation sources 38 k, i or Radiation segments.
  • this can again be done by touching the relevant boundary radiation sources 38 k, i or radiation segments.
  • the configuration of the dryer device in the transport direction can be carried out in a simple variant via only the printing material length L02 or a size correlated with this.
  • the parameter substrate length L02 representing control element 81 selectable and its size z. B. can be adjusted or varied via operating elements 69 acting as plus or minus buttons and / or using buttons of an operating element 67 designed as an alphanumeric keypad.
  • the control elements relating to the information on the substrate length L02 can be entered from the same or a different input or screen mask 85; 86 includes.
  • the configuration of the dryer device in the transport direction allows the definition of several active phases P AN per cycle Z, in particular per printing material length L02.
  • the dryer device can be configured in the longitudinal direction in such a way that at least one active phase P AN is provided for each panel 57 arranged one behind the other on a substrate length L02.
  • this configuration in the longitudinal direction can in principle be carried out directly via correspondingly configured control elements 67; 68; 69; 71 for all active phases P AN of cycle Z, the position in the transport direction and the width of each of the phases P AN having to be concretely definable via corresponding operating elements.
  • the definition of the formation of the phases P AN could be the case of a touch-sensitive operating interface 55 alternatively by selecting or defining individual longitudinal sections from an overall length of a printing material sheet 02 shown in a screen mask.
  • a variant in which the position in the transport or longitudinal direction and the width of a phase P AN or possibly even several phases P AN is defined with reference to only one benefit 57 and based on this to one is particularly advantageous for a reduced actuation effort Benefit 57-related definition using the number and position of the information 57 arranged one behind the other on the printing material 02, the position and length of all active phases P AN is determined.
  • the information relating to the number and position of the benefits 57 arranged one behind the other on the printing substrate 02 can be present or can be given in a variety of ways.
  • information on the number N Y and length L57 of the printed material 57 to be arranged one behind the other on the printing material 02 or the length L02 of the printing material 02 receiving the N Y printed material 57 one after the other 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 total printed image is not symmetrical to the transverse extent of the drying agent 38 and / or to the machine center M, in addition an indication to the corresponding lateral offset ⁇ M than z.
  • a further control element 73 may be provided.
  • the definition of the length and position of a phase P AN relating to a benefit 57 can in principle be made by specifying the individual phases P AN .
  • this can be a direct selection of sections of a band which is shown to scale in the longitudinal direction to form an image of a panel 57.
  • the definition can be made by touch.
  • provision can also be made for the phase P AN relating to the benefit 57 to be defined by defining the two ends of the active phase P AN . In a first variant, this can in turn by touching appropriate places on the above tape.
  • the limits of the active phase P AN can be set using appropriately configured operating elements, for example by selecting an operating element which is not specifically shown here and which relates to the parameters to be defined, e.g. B. the front or 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. B. via keys of an alphanumeric keypad or via the position to one side or the other changing buttons 68.
  • one or more groups 38 k can be formed per panel 57. If, for example, two or even more picture elements 56 or picture element groups spaced apart from each other 57 are to be dried, the distance justifying differentiation, for example, then two or even more groups 38 k can be defined for drying the two or more picture elements 56 or picture element groups per use (see e.g. Fig. 23a ). However, if two picture elements 56 or picture element groups are close to one another, only one group 38 k can be or are defined for drying them. In the event that the panels 57 image elements 56 or image element groups are to be dried in the region of both lateral ends, the groups 38 k of adjacent ends can result in continuous groups 38 k (see, for example, Fig. 23b ).
  • the one set out for the second example is to be used with the proviso that the number of dryer elements 38 k or groups 38 k to be formed is constant here and is based on only one group 38 k or Track t 1 is of variable width and the width of group 38 k or track t 1 is not determined by a number of benefits and the width of a benefit but by the width B02 of the printing substrate 02.
  • a user interface 88 or screen mask 88 which is comparable to the screen mask 85 (see e.g. Fig.
  • the dryer element 38 k or the group 38 k is preferably formed directly via correspondingly configured control elements 67; 68; 69; 71, wherein in addition to the width of the dryer element 38 k or the group 38 k, preferably its or its lateral position can also be fixed.
  • a group 38 k of radiation sources 38 k, i arranged next to one another is then formed in accordance with the specifications for position and width. B. can be switched on and off simultaneously and / or together in operation in the manner mentioned above.
  • group 38 k could alternatively be activated by activating individual radiation sources 38 k, i or radiation segments from the totality of radiation sources 38 k, i or radiation segments shown next to one another in a screen mask or by defining the edge elements in the above based on a single group explained way. If the substrate to be loaded 02 and / or the overall print image is not symmetrical to the transverse expansion of the dryer 38 and / or to the machine center M, an indication of the corresponding lateral offset ⁇ M can also be given via z. B. a further control element 73 may be provided.
  • the configuration of the dryer device in the transport direction can be carried out in accordance with the first variant from the second example and can be carried out using only the printing material length L02 or a size correlated with this.
  • the parameter substrate length L02 representing control element 81 selectable and its size z. B. can be adjusted or varied via operating elements 69 acting as plus or minus buttons and / or using buttons of an operating element 67 designed as an alphanumeric keypad.
  • the control elements 72; 81; 73 from the same or a different input or screen mask 85; 86; 88 includes.
  • the design variants for the configuration of the dryer device of the first and of the second example of the first embodiment are preferably particularly advantageous in connection with a security printing machine or a printing unit 19; 23; 19 '; 23 ', the or the - z. B. in the manner set out above - an imaging cylinder 18; 22; 18 '; 22 'with a plurality of imaging printing elements 25; 25 'or groups of imaging printing elements 25; 25 'on the circumference, which are arranged on a circumferential length corresponding to the printed image length L44 in a plurality of columns equidistantly spaced apart from one another transversely to the transport direction and on a cylinder width corresponding to the printed image width in a plurality of rows equidistantly spaced apart in the transport direction.
  • the embodiment variants for the configuration of the dryer device of the third example of the first embodiment are preferably particularly advantageous in connection with a security printing machine, or a printing unit 19 "; 23", which - e.g. B. in the manner set out above - a substrate z. B. printed one after the other on a first and subsequently at least the second side.
  • the printing press has, in addition to the at least one printing unit 19; 23; 19 '; 23 ', at the pressure point 06; 07; 06 '; 07 'the printing point 06; 07 passing sections of the printing material 02, in particular printing material sheets 02, in a cycle Z with a reference to the printing material feed at the printing point 06; 07; 06 '; 07 'fixed cycle length Lzje section can be printed with a print image of a print image length L44, and the dryer device with one of the printing point 06; 07; 06 '; 07 'downstream in the printing material path and comprising a one- or multi-part drying agent 38 dryer 14; 16; 36, through which the dryer 14; 16; 36 passing printing material 02 for drying it in at least one track t 1 running in the transport direction of the printing material 02; t i can be exposed to radiation, and one Operation of the dryer 14; 16; 36 controlling control device 37 additionally in the printing material path a signaling device 89 connected
  • the control device 37 preferably comprises computing and / or data processing means 48, which are set up to use the data P provided by the dryer device with regard to a lateral position and / or width of at least one through the dryer 14; 16; 36 track to be loaded t 1 ; t i to configure.
  • the drying agent 38 of the dryer 14; 16; 36 is preferably implemented in the above-mentioned manner with a multiplicity of radiation sources 38 k, i , in particular UV LEDs, a group 38 k in question being able to be formed variably from a plurality of the radiation or radiation sources 38 k, i .
  • This embodiment is particularly advantageous for configuration in connection with a printing unit 19; 23; 19 '; 23 ', the imaging cylinder 18; 22; 18 '; 22 'z. B. in the above manner, a plurality of imaging printing elements 25; 25 'or groups of imaging printing elements 25; 25 'on the circumference, which are arranged on a circumferential length corresponding to the printed image length L44 in a plurality of columns equidistantly spaced apart from one another transversely to the transport direction and on a cylinder width corresponding to the printed image width in a plurality of rows equidistantly spaced apart in the transport direction.
  • the device 89 for image acquisition and / or evaluation already contains information about the expected print pattern of the freshly printed areas, e.g. B. upstream applied picture elements 57 or picture element groups, and the detection and evaluation is concentrated on these locations.
  • This information can then be made available to the control device 37 by the device 89 for image acquisition and / or evaluation, in particular an inspection system 89, as data P or containing it or prepared accordingly as information I (P) become.
  • the information on the expected print pattern of the freshly printed areas can be supplied, for example, from information on an operating interface 55, as described above for the direct operation of the dryer device.
  • the transmission of the data P or information I (P) takes place here, for example, indirectly via the device 89 or the inspection system 89.
  • a second operator interface 55 especially for the dryer device can be provided in principle, but can be omitted for cost reasons.
  • the operating interface 55 can be used to provide corresponding data P or information I (P) in parallel with both the drying device or whose control device 37 and the inspection system or device 89 for image acquisition and / or evaluation are in signal connection.
  • the operator interface 55 can then be designed in the above manner and the device 89 for image acquisition and / or evaluation the data about the image sites to be viewed and the dryer device the data P or information I (P) for the tracks and / or track sections to be dried provide.
  • Such an operating point 55 can then be provided at the control center or integrated into it.
  • such data P about the location and / or size of the upstream with picture elements 57 or picture element groups are, for. B. only obtained by means 89 for image acquisition and / or evaluation, z. B. the print image by an image capture device 91, z. B. camera 91, detected and accordingly by an evaluation device 92, z. B. processed by the camera or a separate DV means camera software to corresponding, the location and / or size representing data P or information I (P) processed.
  • At least one active phase P AN shorter than the cycle length L Z is configured.
  • the configuration of the dryer is done e.g. B. such that the dryer 14; 16; 36 passing printing material 02 for drying it in several spaced-apart tracks t 1 ; t i is exposed to radiation.
  • the lateral configuration of tracks t 1 takes place ; t i z. B. using data P for the location and / or size of by the printing unit 19; 23; 19 '; 23 ', in particular in regular rows and columns, on picture elements 56 or picture element groups applied or to be applied to the printing material 02.
  • the configuration of the dryer device or its operation in the transport direction takes place in a first embodiment, for. B. such that the dryer 14; 16; 36 passing substrate 02 for drying it per cycle Z is exposed to radiation in only one phase P AN , which is shorter than the cycle Z.
  • a position and / or length of the phase P AN is configured, for example, using information representing a printing material length L02.
  • a second, e.g. B. alternatively to the first embodiment, selectable embodiment for the configuration of the dryer device this takes place, for. B. using data P underlying or originating from the device 89 in such a way that the dryer 14; 16; 36 passing printing substrate 02 is exposed to radiation in several phases P AN of the cycle Z interrupted by inactive phases P AB .
  • the data P or information I (P) come from an evaluation device 92 that processes the images of an image capturing device 91.
  • an inspection system 89 is implemented as the device 89 for image acquisition and / or evaluation. This is, for example, in the printing unit 19; 23; 19 '; 23 'arranged downstream of the printing material path and monitors the print, ie the printed image printed on the printing material 02 upstream, for predetermined quality features.
  • a system is e.g. B. already performed for the purpose of the inspection and z. B. set up with algorithms to recognize the previously printed image elements 56, in particular security elements and to selectively direct the evaluation onto them.
  • one or more printing material sections 02, in particular sheets 02 are printed by the machine and evaluated by the inspection system 89 for the relevant image elements 56.
  • the dryer 14; 16; 36 or the drying agent 38 for example, operated continuously over its entire length, but in particular over at least the printing material width B02.
  • the dryer 14 is not operated until the data P or information I (P) relating to the position and / or dimensions of the image elements 56 or image element groups to be inspected and dried are available; 16; 36 or the drying agent 38 as configured in tracks t 1 ; t i and / or clocked.
  • a dryer 14 to be configured in particular in the above-mentioned manner; 16; 36 of the second Execution can e.g. B. already a fixed or at least predefined number z, in terms of software or circuit technology in particular ⁇ 3, of zones in the transverse direction, each of which has a fixed or at least predefined number s in particular ⁇ 8, of radiation segments arranged next to one another in the above sense (single or multi-row).
  • the zones are fixed or at least predefined with regard to their lateral position.
  • the zones comprise e.g. B. each have 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 on the display of one or more zones (see above) or can be selected using the above-mentioned control elements, e.g. B. the corresponding radiation sources 38 k, i can be addressed by selection via a control bit in a data word per zone.
  • an increased resolution - include the zones z. B. each have at least 50, preferably at least 80, for example 90, segments.
  • the segments of the zone or even the entire desiccant are numbered consecutively, for example.
  • the or each segment can be selected by specifying a right and left boundary radiation segment (see above), for example the corresponding radiation sources 38 k, i by a start and an end address in one data word each. B. required - zone addressable.
  • Both of these embodiments are operated, for example, in a clocked manner and / or can be operated in the manner set out above.
  • the segments selected during configuration are correlated and / or synchronized with the machine and / or substrate phase position on or off.
  • the configuration of the zones is carried out in the manner set out above on an operator interface 55, for example encompassed by a control center. B. by means of one or more screen masks 84; 85; 86; 88, in the case of an inspection system provided in the printing press, alternatively from data obtained from it, which can optionally be corrected at an operator interface 55.
  • an above-mentioned operator interface 55 can be provided, through which a manual setting and / or a manual correction can be carried out optionally or for correction.

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  • General Health & Medical Sciences (AREA)
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  • Quality & Reliability (AREA)
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Claims (16)

  1. Procédé destiné à configurer un dispositif de séchage dans une machine à imprimer du papier-valeur, dans lequel la machine à imprimer présente au moins un groupe d'impression (19 ; 23 ; 19' ; 23') qui imprime le support d'impression dans le procédé de sérigraphie ou dans le procédé de haute pression, lequel groupe d'impression comprend un cylindre de formation d'image (18 ; 22 ; 18' ; 22') avec une pluralité d'éléments d'impression (25 ; 25') de formation d'image ou de groupes d'éléments d'impression (25 ; 25') de formation d'image agencés sur la circonférence en rangées et en colonnes, lesquels sont formés dans le cas du procédé de sérigraphie par des régions qui laissent passer la couleur au niveau du cylindre de formation d'image et dans le cas du procédé de haute pression par des sujets de haute pression (25'), et à l'emplacement d'impression (06 ; 07 ; 06' ; 07') duquel des tronçons d'un support d'impression (02) qui passent par l'emplacement d'impression (06 ; 07), dans un cycle (Z) avec une longueur de cycle (LZ) fixe par rapport à l'avancement de support d'impression au niveau de l'emplacement d'impression (06 ; 07 ; 06' ; 07'), chaque tronçon est imprimé avec une image imprimée d'une longueur d'image imprimée (L44) avec des éléments d'image (56) ou groupes d'éléments d'image (56) agencés les uns à côté des et derrière les autres dans la matrice de plusieurs impressions (57), dans lequel les impressions (57) sont formées par des images imprimées partielles qui correspondent à des billets de banque ou à des documents sécurisés individuels, et dans lequel le dispositif de séchage présente un sécheur (14 ; 16 ; 36) agencé en aval de l'emplacement d'impression (06 ; 07 ; 06' ; 07') sur le chemin du support d'impression et qui comprend un agent de séchage (38) en une ou plusieurs parties, par lequel sécheur le support d'impression (02) qui passe par le sécheur (14 ; 16 ; 36) est sollicité pour son séchage avec un rayonnement dans au moins une piste (t1 ; ti) qui se déroule dans une direction de transport du support d'impression (02), caractérisé en ce que le dispositif de séchage pour la production en cours ou à venir est configuré de telle sorte que le support d'impression (02) qui passe par le sécheur (14 ; 16 ; 36) est sollicité pour son séchage avec un rayonnement dans plusieurs pistes (t1 ;ti) espacées les unes des autres par-dessus des pistes non irradiées après une séquence de mise en et hors service identique et qui s'étend sur une longueur de cycle (LZ), et en ce que la configuration s'effectue en ce qui concerne une situation latérale et/ou une largeur des pistes (ti) à solliciter avec un rayonnement par le sécheur (14 ; 16 ; 36) dans le cadre d'une utilisation de données (P) ou d'informations I(P) de production relatives au nombre d'impressions (57) à imprimer les unes à côté des autres sur un tronçon de support d'impression et/ou dans le cadre d'une utilisation de données qui proviennent d'un dispositif (89) compris dans la machine à imprimer à des fins de saisie et/ou d'analyse d'image ou sont mises à disposition en parallèle d'un tel dispositif (89).
  2. Procédé selon la revendication 1, caractérisé en ce qu'une configuration s'effectue avec au moins quatre pistes (ti) espacées les unes des autres et/ou avec des pistes (ti) espacées à équidistance les unes des autres et/ou avec des pistes (ti) d'une largeur de piste (bj) identique et/ou en ce que la configuration s'effectue en ce qui concerne la situation latérale et/ou la largeur des pistes (t1 ; ti) à solliciter par le sécheur (14 ; 16 ; 36) avec un rayonnement dans le cadre d'une utilisation d'une largeur (B57) de l'indication qui concerne les impressions (57) à imprimer les unes à côté des autres sur le support d'impression (02) dans la production concernée et/ou dans le cadre d'une utilisation d'indications qui concernent la situation latérale et/ou la largeur d'un élément d'image (56) à solliciter avec un rayonnement sur une seule impression (57).
  3. Procédé selon la revendication 1 ou 2, caractérisé en ce que sur le chemin du support d'impression en aval du groupe d'impression (19 ; 23 ; 19' ; 23') l'impression sur la base de caractéristiques de qualité prédéfinies est surveillée par un dispositif (89) conçu en tant que système d'inspection (89) pour la saisie et/ou l'analyse d'image, et en ce qu'à la base de la configuration du système d'inspection (89) et de la configuration du dispositif de séchage les mêmes données (P) ou informations I(P) de production relatives au nombre d'impressions (57) à imprimer les unes à côté des autres sur un tronçon de support d'impression et/ou les mêmes indications quant à la situation relative et/ou la taille de l'élément d'image (56) sur l'impression (57) individuelle sont sous-jacentes.
  4. Procédé selon la revendication 1, 2 ou 3, caractérisé en ce qu'à côté des données (P) ou informations I(P) de production relatives au nombre d'impressions (57) à imprimer les unes à côté des autres sur un tronçon de support d'impression, des données (P) ou informations I(P) de production relatives à la taille et/ou la situation des impressions (57) trouvent une utilisation.
  5. Procédé selon la revendication 1, 2, 3 ou 4, caractérisé en ce que dans le cadre de la configuration du dispositif de séchage le nombre et/ou la situation et/ou la largeur d'éléments de séchage (38k) qui entraînent le séchage dans les pistes (t1 ; ti) est déterminé(e) du fait qu'à partir d'une pluralité de sources de rayonnement (38k,i) prévues les unes à côté des autres des groupes espacés (38k) de sources de rayonnement (38k,i) à activer après une même séquence sont définis ou déterminés.
  6. Procédé selon la revendication 1, 2, 3, 4 ou 5, caractérisé en ce que le sécheur (14 ; 16 ; 36) est configuré en ce qui concerne une situation et/ou une longueur relative(s) à un cycle (Z) d'au moins une phase (PAN) active plus courte par rapport à la longueur de cycle (LZ).
  7. Procédé selon la revendication 6, caractérisé en ce que la configuration en ce qui concerne la situation et/ou la longueur relative(s) à un cycle de la au moins une phase (PAN) active plus courte par rapport à la longueur de cycle (LZ) s'effectue dans le cadre d'une utilisation de données (P) ou d'informations I(P) de production relatives au nombre et/ou à la taille et/ou à la situation d'impressions (57) à imprimer les unes derrière les autres sur un tronçon de support d'impression et/ou dans le cadre d'une utilisation de données qui proviennent d'un dispositif (89) à des fins de saisie et/ou d'analyse d'image ou sont mises à disposition en parallèle d'un tel dispositif (89).
  8. Procédé selon la revendication 7, caractérisé en ce qu'une configuration relative à un cycle s'effectue avec plusieurs, en particulier au moins trois, phases (PAN) actives, espacées à équidistance les unes des autres, d'une première longueur de phase.
  9. Procédé selon la revendication 6, caractérisé en ce qu'une configuration relative à un cycle s'effectue avec seulement une phase (PAN) active et/ou dans le cadre d'une utilisation d'indications qui représentent une longueur de support d'impression (L02).
  10. Procédé selon la revendication 1, 2, 3, 4, 5, 6, 7, 8 ou 9, caractérisé en ce que les données (P) ou informations I(P) relatives à un nombre et/ou une taille et/ou une situation des impressions (57) ou les données mises à disposition ou à mettre à disposition du dispositif (89) à des fins de saisie et/ou d'analyse d'image sont entrées ou sélectionnées par un opérateur sur une interface d'opérateur (55), et/ou en ce que les données (P) ou informations I(P) relatives à un nombre et/ou une taille et/ou une situation des impressions (57) sont obtenues à partir des données importées depuis un calendrier de production ou entrées au niveau d'un poste de contrôle de la machine à imprimer.
  11. Procédé selon la revendication 1, 2, 3, 4, 5, 6, 7, 9 ou 10, caractérisé en ce que la configuration dans une direction de transport s'effectue sur une seule impression (57) dans le cadre d'une utilisation d'indications qui concernent un nombre (NY) et/ou une longueur (L57) d'impressions (57) imprimées les unes après les autres sur le support d'impression (02) et/ou dans le cadre d'une utilisation d'indications quant à une situation dans une direction de transport et/ou une longueur d'un élément d'image (56) à solliciter avec un rayonnement.
  12. Machine à imprimer du papier-valeur avec au moins un groupe d'impression (19 ; 23 ; 19' ; 23') qui imprime le support d'impression dans le procédé de sérigraphie ou dans le procédé de haute pression, lequel groupe d'impression comprend un cylindre de formation d'image (18 ; 22 ; 18' ; 22') avec une pluralité d'éléments d'impression (25 ; 25') de formation d'image ou de groupes d'éléments d'impression (25 ; 25') de formation d'image agencés sur la circonférence en rangées et en colonnes, lesquels sont formés dans le cas de la sérigraphie par des régions qui laissent passer la couleur au niveau du cylindre de formation d'image et dans le cas de la haute pression par des sujets de haute pression (25'), et à l'emplacement d'impression (06 ; 07 ; 06' ; 07') duquel des tronçons d'un support d'impression (02) qui passe par l'emplacement d'impression (06 ; 07), dans un cycle (Z) avec une longueur de cycle (LZ) fixe par tronçon par rapport à l'avancement de support d'impression au niveau de l'emplacement d'impression (06 ; 07 ; 06' ; 07'), peuvent être imprimés avec une image imprimée (44) d'une longueur d'image imprimée (L44) avec des éléments d'image (56) ou groupes d'éléments d'image (56) agencés les uns à côté des et derrière les autres dans la matrice de plusieurs impressions (57), et avec un dispositif de séchage avec un sécheur (14 ; 16 ; 36) agencé en aval de l'emplacement d'impression (06 ; 07 ; 06' ; 07') sur le chemin du support d'impression et qui comprend un agent de séchage (38) en une ou plusieurs parties, par lequel sécheur le support d'impression (02) qui passe par le sécheur (14 ; 16 ; 36) peut être sollicité pour son séchage avec un rayonnement dans au moins une piste (t1 ; ti) qui se déroule dans une direction de transport du support d'impression (02), caractérisée en ce qu'un dispositif de commande (37) qui commande le fonctionnement du sécheur (14 ; 16 ; 36) est fonctionnellement relié par technique de signalisation à des éléments opérationnels (71 ; 72 ; 73 ; 74 ; 76 ; 77 ; 78) d'une interface d'opérateur (55), et/ou est relié à un dispositif (89) pour la saisie et/ou l'analyse d'image, à partir duquel le sécheur (14 ; 16 ; 36) peut être configuré, en ce qui concerne la situation latérale et le nombre, par des éléments de séchage (38K) entraînés par le dispositif de commande (37) après une séquence de mise en et hors service identique et qui s'étend sur une longueur de cycle (LZ).
  13. Machine à imprimer du papier-valeur selon la revendication 12, caractérisée en ce que le dispositif de commande (55) se trouve, directement, en parallèle d'un dispositif (89) pour la saisie et/ou l'analyse d'image ou indirectement via un dispositif (89) pour la saisie et/ou l'analyse d'image, en liaison de signal avec une interface d'opérateur (55) qui comprend des éléments opérationnels (71 ; 72 ; 73 ; 74 ; 76 ; 77 ; 78), via l'actionnement duquel un nombre et/ou une situation latérale et/ou une largeur d'éléments de séchage (38K) espacés les uns des autres transversalement à la direction de transport et à activer après une même séquence peuvent être déterminés ou sélectionnés indirectement ou directement via une définition de régions d'image à saisir.
  14. Machine à imprimer du papier-valeur selon la revendication 12 ou 13, caractérisée en ce qu'un agent de séchage (38) du sécheur (14 ; 16 ; 36) est formé par un agencement qui s'étend au moins par-dessus la largeur de support d'impression (B02max) maximale d'une pluralité de sources de rayonnement (38k,i) agencées les unes à côté des autres, c'est-à-dire un nombre d'au moins 50 sources de rayonnement par-dessus la largeur de support d'impression (B02max) maximale et/ou un nombre relatif à une longueur d'au moins 50, de préférence d'au moins 70 sources de rayonnement (38k,i) par mètre, en particulier des LED-UV, et les éléments de séchage (38K) concernés peuvent être formé en tant que groupes (38K) variablement à partir de plusieurs sources de rayon ou de rayonnement (38k,i) individuelles de l'agent de séchage (38).
  15. Machine à imprimer du papier-valeur selon la revendication 12, 13 ou 14, caractérisée en ce que le sécheur (14 ; 16 ; 36) peut être configuré via l'interface d'opérateur (55) reliée au dispositif de commande (37) et/ou via le dispositif (89) pour la saisie et/ou l'analyse d'image relié au dispositif de commande (37) en ce qui concerne une situation et/ou une longueur relatives à un cycle (Z) d'une ou plusieurs phases (PAN) actives plus courtes par rapport à la longueur de cycle (LZ).
  16. Machine à imprimer du papier-valeur selon la revendication 12, 13, 14 ou 15, caractérisée en ce que le groupe d'impression (19 ; 23 ; 19' ; 23') comprend un cylindre de formation d'image (06 ; 06' ; 07 ; 07') avec une pluralité d'éléments d'impression (25 ; 25') de formation d'image ou de groupes d'éléments d'impression (25 ; 25') de formation d'image sur la circonférence, lesquels sont agencés sur une longueur circonférentielle qui correspond à la longueur d'image imprimée (L44) en plusieurs colonnes espacées les unes des autres à équidistance transversalement à la direction de transport et sur une largeur de cylindre qui correspond à la largeur d'image imprimée en plusieurs rangées espacées les unes des autres à équidistance transversalement à la direction de transport et/ou en ce qu'en aval du groupe d'impression (19 ; 23 ; 19' ; 23') est prévu un système d'inspection (89) qui surveille l'impression sur la base de caractéristiques de qualité prédéfinies.
EP17706246.0A 2016-03-18 2017-02-21 Procédé de configuration d'un dispositif de séchage dans une machine d'impression de papiers-valeur et machine d'impression de papiers-valeur Active EP3429854B1 (fr)

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DE102016204547.4A DE102016204547A1 (de) 2016-03-18 2016-03-18 Verfahren zur Konfigurierung einer Trocknereinrichtung in einer Druckmaschine und eine Druckmaschine
PCT/EP2017/053839 WO2017157619A1 (fr) 2016-03-18 2017-02-21 Procédé de configuration d'un dispositif de séchage dans une machine d'impression, et machine d'impression

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WO2017157619A1 (fr) 2017-09-21
US20190084291A1 (en) 2019-03-21
CN108778748B (zh) 2019-09-24
EP3429854A1 (fr) 2019-01-23
CN108778748A (zh) 2018-11-09
DE102016204547A1 (de) 2017-09-21
JP6548834B2 (ja) 2019-07-24
US10442183B2 (en) 2019-10-15
JP2019512411A (ja) 2019-05-16

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