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EP2888111B1 - Appareil d'imprimer et procédé d'impression - Google Patents

Appareil d'imprimer et procédé d'impression Download PDF

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Publication number
EP2888111B1
EP2888111B1 EP13750888.3A EP13750888A EP2888111B1 EP 2888111 B1 EP2888111 B1 EP 2888111B1 EP 13750888 A EP13750888 A EP 13750888A EP 2888111 B1 EP2888111 B1 EP 2888111B1
Authority
EP
European Patent Office
Prior art keywords
printing
fluid
module
flow
maintenance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP13750888.3A
Other languages
German (de)
English (en)
Other versions
EP2888111A1 (fr
Inventor
Arthur Mathea
Jens Heinze
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.)
Bundesdruckerei GmbH
Original Assignee
Bundesdruckerei GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bundesdruckerei GmbH filed Critical Bundesdruckerei GmbH
Publication of EP2888111A1 publication Critical patent/EP2888111A1/fr
Application granted granted Critical
Publication of EP2888111B1 publication Critical patent/EP2888111B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
    • B41J2/16517—Cleaning of print head nozzles
    • B41J2/16552—Cleaning of print head nozzles using cleaning fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
    • B41J2/16517—Cleaning of print head nozzles
    • B41J2/16552—Cleaning of print head nozzles using cleaning fluids
    • B41J2002/16555—Air or gas for cleaning

Definitions

  • the invention relates to a printing device for applying an ink to at least one print carrier and a printing method suitable for this purpose.
  • ink e.g. An organic solvent-based ink is applied to a heated printing substrate by an ink-jet printing method.
  • a printing process of an ink-jet printing process may in this case comprise a plurality of individual sub-processes during which, e.g. a printing module with a print head passes over a surface of the print carrier to be printed.
  • a protective flap assembly in a continuous ink jet printhead which includes a protective flap to allow print drops to exit the printhead. Further, the assembly includes a protective flap seal which cooperates with the protective flap to receive fluid flow and pass through a fishing neck.
  • the fluid flow here refers to an ink jet that is built up in a start-up phase by a droplet generator.
  • the protective flap assembly includes a heater integrally formed with the protective flap seal to prevent condensation on the protective flap.
  • the at least one solvent condenses, for example during a (repeated) running over a surface of a print carrier to be printed or already printed, then solvent can accumulate on the print module, in particular on the print head or in the vicinity of the print head. This can have a negative impact on print quality.
  • ink drops can be deflected during a printing process and thus can not land in a desired area.
  • the emitted ink is diluted, resulting in, for example, an irregular coloring.
  • uncontrollable satellite drops can arise, which can also lead to irregularities in a printed image.
  • Another disadvantage may arise when the solvent accumulates by condensation on the entire pressure module underside.
  • the condensed solvent can be stripped during a subsequent printing during movement through the print carrier of the print module, which can for example lead to smearing or contamination of the print carrier. Furthermore, drops of the condensed solvent can be thrown off the printing module by a movement, in particular a positive and / or negative acceleration required for this purpose, and land on the printing substrate as soiling.
  • the EP 2 384 895 A1 discloses an image forming apparatus having a pickup head displaceable relative to a detection area and having a maintenance unit having specially shaped elements for receiving droplet formation emanating from the pickup head.
  • the US 2008/0246822 A1 discloses an image forming apparatus having a pickup head including a nozzle surface having a plurality of nozzles, and a vibration generating mechanism positioned outside a recording medium. The latter is also adapted to direct an air flow on the nozzle surface or to suck it off.
  • the US Pat. No. 6,457,803 B1 discloses an ink jet recording apparatus having a support carrying a recording medium opposed to a recording head.
  • the device is enclosed by a cover within which an air flow is generated to promote ink mist in an absorption region.
  • the ink may be a solvent-containing ink.
  • the ink contains not only a dye but also a solvent, in particular an organic solvent.
  • the printing device can be used in particular for printing security documents, e.g. ID cards, in particular company IDs or ID cards.
  • the printing device comprises at least one printing module, wherein the printing module comprises at least one print head.
  • the printing module comprises several Printheads, wherein a printhead may include, for example, a row of nozzles with a plurality of juxtaposed nozzles.
  • the printing module and the at least one print head can be arranged invariably in their relative position and orientation to each other.
  • the printing module (and thus also the at least one print head) can be movable relative to the print carrier.
  • the printing module e.g. the printing module to be movable while the print carrier during a printing process static, ie stationary, is.
  • the printing module during a printing operation static so be stationary, while the print carrier is moved.
  • both print module and print carrier can be moved in one printing operation.
  • the printing device may comprise a printing area.
  • the printing region designates a region of the printing device in which the at least one printing substrate can be arranged or arranged or by which the at least one printing substrate is moved.
  • ink may be blasted from the printhead to the printing area.
  • the printing module is movable and the printing area is stationary.
  • a print carrier arranged in the printing area can also be stationary.
  • the printing device may e.g. comprise at least one holding device for the at least one print carrier, by means of which the print carrier e.g. static, so fixed, can be fixed.
  • the holding device can be arranged such that the printing module can be moved via a print carrier arranged on or on the holding device.
  • both the printing module and the print carrier are moved in one printing operation.
  • the printing device may e.g. comprise a holding and adjusting device, by means of which the at least one print carrier can be moved. It is also conceivable that only the print carrier is moved during a printing operation while the printing module is stationary.
  • both the printing module and the printing area are stationary during a printing operation, while the printing medium is moved through the printing area, for example by means of a suitable holding and adjusting device.
  • the printing module (and thus also the at least one print head) are thus movable relative to the print carrier or print area in a printing operation such that ink can be radiated from the at least one print head in the direction of the print area or onto the print carrier.
  • the printing device may comprise a holding device in or on which the at least one print carrier can be fastened.
  • the printing module can be moved in such a way over the holding device and a print carrier arranged therein or in that printing ink can be irradiated from the at least one print head onto the print carrier.
  • the at least one print head or an outlet of the at least one print head can be arranged on an underside of the print module.
  • the print module may be movable in one or more directions relative to the print carrier or the print area.
  • the pressure device comprises at least one device for generating a fluid flow.
  • the device for generating a fluid flow in this case is different from the at least one print head.
  • the at least one fluid stream may be an air stream.
  • the means for generating a fluid flow may be e.g. a fan, a blower device or a fan device.
  • the device for generating a fluid flow may in this case be arranged invariably in position and orientation relative to the pressure module.
  • the device for generating a fluid flow can be arranged on the pressure module.
  • the device for generating a fluid flow can also be arranged in or on the printing device in such a way that a position and orientation relative to the printing module, in particular during a printing process, is variable.
  • the means for generating a fluid flow may be attached to a support for the print carrier.
  • a fluid flow generated by means of the at least one device for generating a fluid flow can be guided along an outer side of the pressure module.
  • the outer side refers to one side of the printing module, for example, a bottom, can condense to the solvent.
  • guiding means that the generated fluid flow flows along the outside.
  • a fluid flow generated by means of the at least one device for generating a fluid flow along the outside of the pressure module in a second direction e.g. a transverse direction
  • the second direction may be transverse to the first direction.
  • the second direction may include an angle of 90 ° with the first direction.
  • the movement of the printing module in the first direction may be a linear movement.
  • the printing module can move both in the first direction and in a second direction perpendicular thereto.
  • the proposed pressure device advantageously makes it possible for a fluid flow, in particular an air flow, to be guided along an outer side of the pressure module, through which accumulations of condensed solvent can be volatilized.
  • the solvent condensed on the outside of the pressure module can be blown off or sucked off.
  • the condensed solvent in the liquid state e.g. as a droplet, or in a gaseous state, e.g. after renewed evaporation, be transported away.
  • the at least one device for generating a fluid flow can be arranged such that the fluid flow is generated by suction on the outside of the pressure module located air or by blowing off of air located on the outside of the pressure module. This results in an advantageous manner that a print quality no longer, as described above, can be degraded by condensed solvent.
  • a printing process can comprise a plurality of sub-processes.
  • each ink can be applied to the at least one print carrier.
  • the fluid flow can be guided on an outer side of the pressure module, wherein an outlet of the at least one print head is arranged on the outer side of the pressure module.
  • the outlet of the at least one print head in this case denotes the area of the print head from which ink is ejected in the direction of the at least one print carrier.
  • the outlet may for example also be referred to as nozzle of the at least one print head. This can be done in Advantageously, contamination of printheads are avoided by condensed solvent.
  • the printing module can be moved to a maintenance position.
  • the printing module is movable relative to the printing carrier or printing region of the printing device in such a way that the printing module is movable into a maintenance position.
  • the fluid flow generated by means of the at least one device for generating a fluid flow is feasible along the outside of the pressure module when the pressure module is in the at least one maintenance position.
  • the fluid flow generated by means of the at least one device for generating a fluid flow along the outside of the pressure module is exclusively feasible when the pressure module is in the at least one maintenance position.
  • a service position may indicate a position of the print module in which ink emitted or dropped out of the outlet of the at least one printhead can not enter the print area or on the print carrier, e.g. can not drip on the print medium.
  • the printing module can be located in the at least one maintenance position next to the printing area or next to the print carrier.
  • a maintenance position may be a position of the printing module in which a change in the direction of movement of the printing module takes place relative to the printing area.
  • the maintenance position may be a so-called reversing position, reversing position or turning position, in which a reversal of the direction of movement of the printing module.
  • a direction of the fluid flow may be selected such that the fluid does not flow in the direction of the pressure region or in the direction of the pressure carrier when the pressure module is in the maintenance position.
  • a direction of the fluid flow may be selected such that the fluid flows away from the pressure region or flows at a predetermined distance parallel to at least one side or at least one edge of the pressure region.
  • the printing module during a printing operation in at least one reversing position is movable.
  • a reversal of a direction of movement of the pressure module takes place, wherein a fluid flow generated by the at least one device for generating a fluid flow or further fluid flow generated by at least one further device for generating a fluid flow can be guided along the at least one outer side of the pressure module when the pressure module is in the at least one reversing position.
  • the reversing position represents a further maintenance position.
  • a further maintenance device can be arranged at the reversing position, wherein the maintenance device is explained in more detail below.
  • the printing module is moved during a first part of the printing process in a direction of movement of the at least one maintenance position in the at least one reversing position, wherein the printing module is moved against the direction of movement of the at least one reversing position in the at least one maintenance position during a further sub-operation of the printing operation.
  • a print carrier can be printed or printed both during the sub-process and during the further sub-process.
  • a period of a maintenance operation performed while the print module is in the reverse position may be a predetermined (short) period of time.
  • the duration of a service operation performed while the print module is in the reverse position may be shorter than a period of a service operation performed while the print module is in the service position.
  • the duration of a maintenance operation performed while the print module is in the reverse position may be equal to or shorter than a period of time required to reverse the direction of movement.
  • the pressure device comprises at least one device for guiding a fluid flow, wherein the fluid flow generated by means of the at least one or by means of the at least one further device for generating a fluid flow by means of the at least one device for guiding a fluid flow along the outside can be guided.
  • the at least one device for guiding a fluid flow can be adjustable in this case.
  • a direction of the fluid flow can be changed by adjusting the device.
  • the device may be motor-adjustable, e.g.
  • the device may be an actively adjustable flow flap, which is adjustable for example by means of an actuator. By an adjustment, e.g. different areas of the outside are flowed through by the fluid flow.
  • the at least one device for guiding a fluid flow can, for example, have or form at least one fluid inlet and / or at least one fluid outlet.
  • the at least one device for generating a fluid flow may in this case be arranged in the flow direction in front of the at least one air inlet and / or after the at least one air outlet.
  • the means for conducting a fluid flow may e.g. be at least partially designed as a guide channel.
  • the at least one device for guiding a fluid flow can be arranged such that the fluid flow is not guided in the direction of the pressure region or of the pressure carrier.
  • the at least one device for guiding a fluid flow can be arranged and / or configured such that the fluid flow is guided away from the pressure region of the pressure device or the print carrier or at a predetermined distance parallel to at least one side or at least one edge of the pressure region.
  • the at least one device for guiding a fluid flow may also be designed such that a solvent transported in the fluid flow can not reach the pressure region or the pressure carrier.
  • a solvent transported in the fluid flow can not reach the pressure region or the pressure carrier.
  • at least a part of the at least one device for guiding a fluid flow as a fluid channel be formed, wherein the fluid channel is closed towards the pressure area or the print carrier.
  • a fluid flow can be guided specifically along the outside of the printing module along.
  • targeted subregions of the outside of the pressure module can also be flown.
  • the at least one fluid flow thus moves along predetermined partial regions of the outside of the pressure module.
  • These predetermined portions may be, for example, subregions in which outlets of printheads are arranged.
  • the entire outer side or a large part of the outer side of the printing module can be flown against, since solvent can condense not only in the region of outlets of the printing heads, but in the entire region of the outer side oriented towards the printing region or the printing substrate.
  • the entire outside or desired areas of the outside can also be sequentially, e.g. by adjusting a device for guiding a fluid flow to be flowed.
  • the pressure device comprises at least one device for temperature control of a fluid flow, wherein a temperature of the fluid flow is adjustable by means of the device for temperature control.
  • a temperature of the fluid flow is adjustable by means of the device for temperature control.
  • the pressure device comprises at least one device for adjusting an amount of air, wherein by means of the device for adjusting an amount of air, an amount of air that can be guided along the outside is adjustable.
  • an amount of air for example, to a quantity or a volume of condensed solvent can be adjusted.
  • the amount of fluid can also be adjusted via a fluid volume, for example.
  • the fluid quantity can also be adjusted by the at least one or the at least one further device for generating a fluid flow.
  • the device for adjusting a fluid quantity may be, for example, a valve.
  • the pressure device comprises a maintenance device, wherein the maintenance device comprises or forms at least a part of the at least one device for guiding a fluid flow.
  • the maintenance device may comprise the at least one device for generating a fluid flow and / or the at least one device for controlling the temperature of a fluid flow and / or the at least one device for adjusting a fluid quantity.
  • the maintenance device can in this case also comprise a receiving region for receiving a pressure module, wherein the receiving region and the device for guiding a fluid flow are arranged relative to one another such that a fluid flow generated by means of the at least one device for generating a fluid flow can be guided along at least one outer side of a pressure module when a printing module is arranged in the receiving area, eg after it has been moved into the receiving area after a partial process.
  • a maintenance device does not necessarily have to be part of a printing device.
  • the maintenance device may e.g. structurally arranged next to a holding device for a print carrier.
  • the at least one print head can be moved relative to a print area or the print carrier.
  • the at least one print head is moved in a printing operation relative to the print area or print carrier such that ink from the at least one print head can be applied to a arranged in the print area print carrier.
  • a fluid flow is generated in a maintenance process and guided along an outer side of a pressure module.
  • At least one outlet of the at least one print head can be arranged on the outside.
  • the printing module is moved to a maintenance position after the printing process or after a partial operation of the printing process.
  • the printing module (and thus also the print head) is moved relative to the print carrier or the printing area of the printing device such that the print module is in a maintenance position, wherein the print module is in the maintenance position during the entire maintenance process.
  • the printing module can be positioned with respect to the printing area or a printing carrier arranged therein such that condensed solvent can not drip onto the printing substrate.
  • the previously proposed printing device may comprise a separating device, for example a dividing wall, which can be arranged between the printing module and the printing region. This can be arranged, for example, during the maintenance process between the printing module and the printing area, for example, inserted.
  • a separating device for example a dividing wall
  • the printing module is moved during a printing operation or after a partial operation in at least one reversing position, wherein in the reversing position, a reversal of a direction of movement of the printing module.
  • a fluid flow is generated and guided along an outer side of the pressure module, on which at least one outlet of the at least print head is arranged, wherein the pressure module is in the reversal position during the further maintenance operation.
  • the further maintenance process between two sub-processes of a printing operation can be performed.
  • the fluid flow is generated for a predetermined period of time.
  • the pressure module lingers in the fluid flow for a defined period of time.
  • the printing process for the predetermined period of time can be interrupted.
  • advantageously already condensed solvent is removed and thereby the printheads re-conditioned.
  • the predetermined period of time may be selected such that the printing operation is not interrupted.
  • the predetermined period of time may be equal to or shorter than a time required to reverse the direction of movement of the printing module. This results in that the print module can be serviced only briefly, but often.
  • a temperature and / or an air quantity and / or a path of the fluid flow can be set.
  • the proposed printing method and the proposed printing device advantageously allow fewer defects due to, for example, stains and smears on the print substrate or the printing material and thus less Committee.
  • Next advantageous results that the operator has less cleaning effort, whereby the proposed printing device can produce without longer breaks or maintenance and cleaning operations. This advantageously allows a higher throughput of print jobs.
  • Fig. 1 is a schematic side view of a printing device 1 is shown.
  • the printing device comprises a printing module 2.
  • the printing module 2 comprises three printing heads 3, of which, for the sake of simplicity, only one printing head 3 is provided with a reference numeral.
  • a maintenance device 4 also shown is a part of a maintenance device 4, wherein the pressure module 2 is positioned above the maintenance device 4.
  • the print module 2 is positioned in a maintenance position on the maintenance device 4.
  • the maintenance device 4 is in this case in a direction of movement of the pressure module 2, which with an arrow 5 (see Fig. 4 ) is arranged in front of a printing area 6, wherein in the printing area 6, a print carrier to be printed (not shown) can be arranged.
  • Outlets of the print heads 3 are in this case arranged on an underside 7 of the printing module 2.
  • the underside 7 of the printing module 2 is in this case arranged opposite an upper side 8 of the maintenance device. Between the Bottom 7 and the top 8 is located in the maintenance position, an air gap. Through this air gap, an air flow can be performed, wherein a direction of the air flow with an arrow 9 (see also Fig. 2 ) is shown, wherein the arrow 9 in Fig. 1 pointing into the drawing plane.
  • the air flow can be generated in this case, for example by means of a blower, not shown.
  • solvent which is condensed on the underside 7 of the printing module 2 during a printing process or a sub-process of a printing process, can be transported away in an advantageous manner.
  • Fig. 2 is a schematic side view of a printing device 1 shown in a further embodiment. It is shown here that the maintenance device 4 comprises guide channels 10 which guide an air flow (arrow 9) through an air gap located between a bottom 7 of the pressure module 2 and an upper side 8 of the maintenance device 4.
  • Fig. 3a is a schematic bottom view of a printing module 2 shown, which is unpolluted.
  • a print head 3 comprises a plurality of rows of nozzles 11, that is, a plurality of outlets arranged in a row, wherein for the sake of clarity, only one row of nozzles 11 is provided with a reference numeral.
  • Fig. 3b is that in Fig. 3a represented pressure module 2 with accumulations 12 of condensed solvent.
  • accumulations 12 can be arranged in the region of the printing heads 3 and the nozzle rows 11, but also between the printing heads 3. This illustrates that a fluid flow should preferably be conducted along an entire bottom surface 7 of the pressure module 2 in order to carry away the condensed solvent collections 12.
  • Fig. 4 is a schematic plan view of the in Fig. 1 illustrated printing device 1 shown.
  • the maintenance device 4 is arranged in front of a printing area 6 of the printing device 1.
  • the printing module 2 is in a maintenance position, wherein the printing module 2 performs a reversal of the direction of movement (arrow 5) in the maintenance position.
  • the printing module 2 from the in Fig. 4 shown maintenance position to a direction indicated by dashed lines reversing position 13 are guided over the printing area 6.
  • the reversing position 13 denotes a Turning position of the printing module 2.
  • the direction of movement of the printing module 2 is reversed, wherein this is moved in a further sub-operation of the printing process in a direction opposite to the direction of movement (see arrow 5) back into the maintenance position on the printing area 6.
  • the print carrier can be printed during the first and the further sub-operation of the printing process.
  • a partition (not shown) between the maintenance device 4 and the printing area 6 can be arranged.
  • a direction of the air flow which by an arrow 9 (see Fig. 2 ) is clarified, across to in Fig. 4 shown direction of movement, which is represented by an arrow 5.

Landscapes

  • Ink Jet (AREA)

Claims (7)

  1. Appareil d'impression pour l'application d'une encre sur au moins un support d'impression, dans lequel l'appareil d'impression (1) comprend au moins un module d'impression (2), dans lequel le module d'impression (2) comprend au moins une tête d'impression (3),
    dans lequel l'appareil d'impression (1) comprend en outre au moins un dispositif de production d'un courant de fluide, dans lequel un courant de fluide produit au moyen de l'au moins un dispositif de production d'un courant de fluide peut être guidé le long d'au moins un côté extérieur du module d'impression (2),
    dans lequel le module d'impression (2) est déplaçable dans au moins une position de maintenance, qui se trouve à côté d'une zone d'impression (6), dans lequel le courant de fluide produit au moyen de l'au moins un dispositif de production d'un courant de fluide peut être guidé le long de l'au moins un côté extérieur du module d'impression (2) exclusivement lorsque le module d'impression (2) se trouve dans l'au moins une position de maintenance,
    dans lequel le module d'impression (2) est déplaçable pendant une opération d'impression dans au moins une position d'inversion (13), dans lequel une inversion d'une direction de déplacement (5) du module d'impression (2) a lieu dans la position d'inversion (13), dans lequel un courant de fluide produit au moyen de l'au moins un dispositif de production d'un courant de fluide ou au moins un autre courant de fluide produit au moyen d'au moins un autre dispositif de production d'un courant de fluide peut être guidé le long de l'au moins un côté extérieur du module d'impression (2), lorsque le module d'impression (2) se trouve dans l'au moins une position d'inversion (13), dans lequel la position d'inversion représente une autre position de maintenance se trouvant à côté de la zone d'impression (6),
    dans lequel le module d'impression (2) est déplaçable pendant une première opération partielle de l'opération d'impression dans une direction de déplacement de l'au moins une position de maintenance à l'au moins une position d'inversion (13), dans lequel le module d'impression (2) est déplaçable pendant une autre opération partielle de l'opération d'impression dans le sens opposé à la direction de déplacement de l'au moins une position d'inversion (13) à l'au moins une position de maintenance, et en outre dans lequel le côté extérieur est un côté inférieur du module d'impression (2), au niveau duquel une sortie de l'au moins une tête d'impression (3) est agencée, et dans lequel le module d'impression (2) est déplaçable seulement dans ou dans le sens opposé à une première direction, dans lequel le courant de fluide peut être guidé le long du côté extérieur du module d'impression (2) dans une seconde direction, dans lequel la seconde direction est transversale à la première direction.
  2. Appareil d'impression selon la revendication 1, caractérisé en ce que l'appareil d'impression (1) comprend au moins un dispositif de guidage d'un courant de fluide, dans lequel le courant de fluide produit au moyen de l'au moins un ou au moyen de l'au moins un autre dispositif de production d'un courant de fluide peut être guidé au moyen de l'au moins un dispositif de guidage d'un courant de fluide le long du côté extérieur.
  3. Appareil d'impression selon l'une quelconque des revendications 1 à 2, caractérisé en ce que l'appareil d'impression comprend au moins un dispositif de mise à température d'un courant de fluide, dans lequel une température du courant de fluide est réglable au moyen du dispositif de mise à température.
  4. Appareil d'impression selon l'une quelconque des revendications 1 à 3, caractérisé en ce que l'appareil d'impression comprend au moins un dispositif de réglage d'une quantité de fluide, dans lequel une quantité du fluide pouvant être guidé le long du côté extérieur du module d'impression (2) est réglable au moyen du dispositif de réglage d'une quantité de fluide.
  5. Appareil d'impression selon l'une quelconque des revendications 1 à 4, caractérisé en ce que l'appareil d'impression (1) comprend un dispositif de maintenance (4), dans lequel le dispositif de maintenance (4) comprend ou réalise au moins une partie de l'au moins un dispositif de guidage d'un courant de fluide et/ou le dispositif de maintenance (4) comprend l'au moins un dispositif de production d'un courant de fluide et/ou l'au moins un dispositif de mise à température et/ou l'au moins un dispositif de réglage d'une quantité de fluide.
  6. Procédé d'impression pour l'application d'une encre sur au moins un support d'impression, dans lequel dans une opération d'impression, de l'encre est appliquée d'au moins une tête d'impression (3) sur un support d'impression, dans lequel dans une opération de maintenance, un courant de fluide est produit et guidé le long d'un côté extérieur du module d'impression (2), au niveau duquel au moins une sortie de l'au moins une tête d'impression (3) est agencée,
    dans lequel après l'opération d'impression ou l'opération partielle de l'opération d'impression, le module d'impression (2) est déplacé dans au moins une position de maintenance, qui se trouve à côté d'une zone d'impression (6), dans lequel le module d'impression (2) se trouve pendant l'opération de maintenance dans la position de maintenance, dans lequel le module d'impression (2) est déplacé pendant une opération d'impression ou après une opération partielle dans au moins une position d'inversion (13), dans lequel dans la position d'inversion (13), une inversion d'une direction de déplacement (5) du module d'impression (2) a lieu, dans lequel dans une autre opération de maintenance, un courant de fluide est produit et guidé le long d'un côté extérieur du module d'impression (2), au niveau duquel au moins une sortie de l'au moins une tête d'impression (3) est agencée, dans lequel le module d'impression (2) se trouve pendant l'autre opération de maintenance dans la position d'inversion (13),
    dans lequel le module d'impression (2) est déplacé pendant une première opération partielle de l'opération d'impression dans une direction de déplacement de l'au moins une position de maintenance à l'au moins une position d'inversion (13), dans lequel le module d'impression (2) est déplacé pendant une autre opération partielle de l'opération d'impression dans le sens opposé à la direction de déplacement de l'au moins une position d'inversion (13) à l'au moins une position de maintenance, dans lequel la position d'inversion représente une autre position de maintenance se trouvant à côté de la zone d'impression (6), dans lequel le courant de fluide produit au moyen de l'au moins un dispositif de production d'un courant de fluide est guidé le long de l'au moins un côté extérieur du module d'impression (2) exclusivement lorsque le module d'impression (2) se trouve dans une position de maintenance, et en outre dans lequel le côté extérieur est un côté inférieur du module d'impression (2), au niveau duquel une sortie de l'au moins une tête d'impression (3) est agencée, et dans lequel le module d'impression (2) est déplacé seulement dans ou dans le sens opposé à une première direction, dans lequel le courant de fluide est guidé le long du côté extérieur du module d'impression (2) dans une seconde direction, dans lequel la seconde direction est transversale à la première direction.
  7. Procédé d'impression selon la revendication 6, caractérisé en ce que le courant de fluide est produit pour une durée prédéterminée et guidé le long du côté extérieur de l'au moins un module d'impression (2) se trouvant dans la position de maintenance ou dans la position d'inversion (13).
EP13750888.3A 2012-08-24 2013-08-23 Appareil d'imprimer et procédé d'impression Active EP2888111B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012215095.1A DE102012215095A1 (de) 2012-08-24 2012-08-24 Druckeinrichtung und Druckverfahren
PCT/EP2013/067502 WO2014029858A1 (fr) 2012-08-24 2013-08-23 Dispositif et procédé d'impression

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EP2888111A1 EP2888111A1 (fr) 2015-07-01
EP2888111B1 true EP2888111B1 (fr) 2019-10-02

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EP0805030B1 (fr) 1996-04-30 2000-05-10 SCITEX DIGITAL PRINTING, Inc. Dispostif de chauffage d'une lèvre pour une imprimante à jet d'encre continu
US6347858B1 (en) * 1998-11-18 2002-02-19 Eastman Kodak Company Ink jet printer with cleaning mechanism and method of assembling same
US6142601A (en) * 1998-12-04 2000-11-07 Eastman Kodak Company Self-cleaning ink jet printer with reverse fluid flow and method of assembling the printer
US6457803B1 (en) * 1999-06-08 2002-10-01 Canon Kabushiki Kaisha Ink jet recording apparatus and ink jet recording method
JP3750808B2 (ja) * 2002-07-26 2006-03-01 ブラザー工業株式会社 インクジェットプリンタ
JP2007098719A (ja) * 2005-10-03 2007-04-19 Brother Ind Ltd インクジェット記録装置
US20080024548A1 (en) * 2006-07-26 2008-01-31 Applied Materials, Inc. Methods and apparatus for purging a substrate during inkjet printing
JP2008254309A (ja) * 2007-04-04 2008-10-23 Brother Ind Ltd 画像形成装置
KR101162019B1 (ko) * 2010-01-07 2012-07-03 삼성전기주식회사 잉크젯 프린트 헤드의 세정장치
JP5504916B2 (ja) * 2010-01-26 2014-05-28 株式会社リコー 液滴吐出装置および画像形成装置
JP5471791B2 (ja) * 2010-05-07 2014-04-16 株式会社リコー 画像形成装置

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WO2014029858A1 (fr) 2014-02-27
EP2888111A1 (fr) 2015-07-01

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