EP3529082A1 - Procédé permettant de faire fonctionner un dispositif d'impression et dispositif d'impression - Google Patents

Procédé permettant de faire fonctionner un dispositif d'impression et dispositif d'impression

Info

Publication number
EP3529082A1
EP3529082A1 EP17793603.6A EP17793603A EP3529082A1 EP 3529082 A1 EP3529082 A1 EP 3529082A1 EP 17793603 A EP17793603 A EP 17793603A EP 3529082 A1 EP3529082 A1 EP 3529082A1
Authority
EP
European Patent Office
Prior art keywords
fluid
cleaning
printhead
print head
printing
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.)
Granted
Application number
EP17793603.6A
Other languages
German (de)
English (en)
Other versions
EP3529082B1 (fr
Inventor
Leticia Garcia Diez
Edgar Boehm
Volker Hilarius
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.)
Merck Patent GmbH
Original Assignee
Merck Patent 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 Merck Patent GmbH filed Critical Merck Patent GmbH
Publication of EP3529082A1 publication Critical patent/EP3529082A1/fr
Application granted granted Critical
Publication of EP3529082B1 publication Critical patent/EP3529082B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • 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
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/20—Ink jet characterised by ink handling for preventing or detecting contamination of compounds
    • 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
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • B41J2/17563—Ink filters
    • 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
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/18—Ink recirculation systems
    • 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
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/18—Ink recirculation systems
    • B41J2/185—Ink-collectors; Ink-catchers
    • 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
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/19—Ink jet characterised by ink handling for removing air bubbles
    • 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
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/195—Ink jet characterised by ink handling for monitoring ink quality

Definitions

  • the present invention relates to a method for operating a printing device, wherein a fluid provided for a printing process from a fluid reservoir via a supply line a
  • Printhead is supplied to be applied by the print head on a surface can.
  • the in the Solvents dissolved organic semiconductor materials also have a high sensitivity to the ambient air and also to moisture, so that the organic semiconductor materials can absorb a product-hazardous amount of gases or moisture after a brief contact with the ambient air.
  • the semiconductor materials dissolved in a suitable organic solvent are usually cleaned, filtered and degassed in a multi-stage cleaning process.
  • the purified fluid from the dissolved organic semiconductor material is subsequently filled into transport containers and brought from the production site of the organic semiconductor materials to a production location for the respective components or displays, for the production of which the organic semiconductor material is required.
  • the transport containers are also cleaned before filling with the organic semiconductor material in order to keep the contamination of the filled and transported in the transport containers fluid as low as possible.
  • the cleaning of the fluid must not lose an excessive amount of fluid for subsequent production.
  • dead volumes should be as small as possible during the production and use of the fluid, in order to minimize the portion of the fluid that is unusable for the production of the components as low as possible.
  • Organic semiconductor material manufactured product such as a large format display can make us unusable, are often very high demands on the production and transport of the organic semiconductor material to the production of the relevant
  • This object is achieved in that the fluid is conveyed in a cleaning cycle of the printing device by a cleaning device and with an impurity measuring device an impurity characteristic of a fluid sample amount in the
  • Cleaning cycle is determined, and that a printing process, with which the fluid is discharged from the printhead, is only started after the impurity parameter has fallen below a first threshold.
  • the fluid can be circulated and cleaned several times before printing begins. At each
  • the fluid is conveyed through the cleaning device and cleaned.
  • cleaning methods such as filtration or degassing have principle and depending on the implementation of an average or
  • Cleaning device which includes, for example, a filter device or a degassing, not sufficient purity of the fluid can be achieved or guaranteed.
  • the cleaning device may also include, for example, a plurality of filter devices and a plurality
  • Component comprehensive cleaning device limits the cleaning effect.
  • Contamination measuring device detected at any time and taken into account for the further course of the procedure. It can the
  • Contamination parameter continuous, in regular or predetermined intervals or only when needed or after a request from a user to be determined.
  • the contaminant characteristic may consist of a single contaminant parameter or may be composed of multiple contaminant parameters, which are each detected and related.
  • Impurity parameters may include, for example, a particle number or gas content that may be differentiated by particle size.
  • the cost of determining the contamination characteristic is usually low.
  • the first threshold value can be predefined as a function of the contamination parameters considered to be relevant in the individual case or a different weighting of individual ones
  • the impurity content or the purity of the fluid supplied to the printing device can be determined before a single printing process is started.
  • the methods known from the prior art in which separate fluid samples are taken from individual already filled transport containers or fluid storage containers with additional effort and these fluid samples are examined for impurities before a printing process is started, can be without significant additional effort is checked for the contents of each individual fluid reservoir and the contamination content of the fluid supplied to the printhead is controlled before printing begins.
  • Fluid reservoir first undergoes some cleaning cycles in the cleaning circuit of the printing device before the beginning of a
  • the contamination measuring device may also include a plurality of separate measuring devices, such as one or more particle counters, and a gas content measuring device or a plurality of measuring devices for different gas contents.
  • the printing process is then started only when the contamination parameter measured by the contamination measuring device falls below the first threshold, which is predetermined so that the desired purity of the fluid withdrawn from the fluid reservoir can be achieved and ensured sufficiently reliably.
  • the requirements for the purity of the fluid during manufacture and during transport to the printing device can be significantly reduced, since in the printing device a renewed cleaning of the fluid takes place until the desired for the printing process desired purity is achieved.
  • the procurement of the fluid is thereby considerably
  • inventive method can advantageously for
  • Printing operations are used with the same or different fluids, for which the purity of the fluid or the least possible contamination of the fluid are relevant and at different
  • the invention relates to organic semiconductor materials which are filled into a fluid reservoir in solution or as part of a liquid ink material in order to be used for the production of an organic semiconductor device.
  • the fluids in question can also be filled into a transport container during or immediately after production in order to be removed again from the transport container at the intended place of use and to be transferred to a fluid reservoir. It is also conceivable that the transport container is used as a fluid reservoir.
  • the organic semiconductor material for example, for
  • the measures provided for the determination of the contamination parameter Fluid sample amount diverted from the cleaning circuit the
  • Pollution meter is supplied and returned to the determination of the contaminant characteristic again in the cleaning circuit, so as not to limit the circulation of the fluid in the cleaning circuit by a time required for the performance of a measurement residence time of the fluid in the impurity measuring device.
  • the fluid in the cleaning circuit can circulate at a high flow rate, which may be limited by a maximum flow rate predetermined by the cleaning device.
  • Pollution meter is supplied, there can dwell independently of the predetermined in the cleaning cycle flow rate to allow sufficiently accurate and accurate measurements. It is assumed that this in the cleaning cycle
  • the circulating fluid is sufficiently mixed and homogeneous, so that the contamination parameter determined by the fluid sample quantity is characteristic of the contamination of the circulating in the cleaning circuit fluid.
  • Printhead can contribute a significant proportion to the contamination of the fluid.
  • the printhead may be contaminated during extended periods of downtime or due to a previous printing operation. Separate cleaning of the print head is complicated and costly. For this reason, the printhead can be integrated into the cleaning circuit and flowed through by the fluid, so that
  • Impurities in the print head can be absorbed by the fluid and filtered out during a subsequent flow through the cleaning device into the cleaning cycle.
  • a particularly reliable monitoring and specification of the purity of the fluid intended for the printing process can be achieved by using the contaminant measuring device to determine an impurity parameter of the print head cleaning fluid returned from the printhead, and that the printing process with the printhead is not started until after the printing process Contamination parameter falls below a second threshold. In this way it can be ensured that not only the fluid removed from the fluid supply device, but also the fluid through which the printhead flows
  • the degree of purity determined after flowing through the print head usually also corresponds to the degree of purity that a user of the fluid encounters during the printing of electronic components or displays, provided that no further contamination of the fluid takes place during the renewed flow through the cleaning cycle, the supply line and the print head , This can be largely prevented by a suitable design of the printing device.
  • the second threshold may be set higher than the first threshold because of potential uncertainties a subsequent contamination have already been significantly reduced.
  • the fluid is first passed through a number of cleaning cycles in the cleaning cycle and only then supplied to the print head after an impurity parameter of the impurity determined in the fluid purification step has been reached until it has been filled into the fluid reservoir of the pressure device in the cleaning cycle funded fluid falls below a third threshold.
  • the fluid intended for printing may first circulate in the cleaning circuit until an impurity parameter has dropped to, for example, one-tenth or one-hundredth of its original value.
  • the printhead can be integrated into the cleaning circuit and flowed through by the circulating fluid to discharge the impurities present in the printhead.
  • the fluid continues to circulate in the cleaning cycle until the
  • Contamination parameter has dropped further to, for example, one percent or one tenth of the original value and a sufficient purity of the circulating in the cleaning circuit and through the print head fluid is confirmed.
  • the fluid is conveyed through at least one particle filter and a degassing device.
  • Combination of a particulate filter and a degassing device is expedient and advantageous, in particular, in the filling of organic semiconductor materials, the subsequent use of which can be impaired and restricted by particle contaminants as well as by gaseous contaminants. It is also conceivable that a plurality of particle filters with matching filter properties are combined with one another in order to increase the efficiency of the cleaning device. It is also possible to combine a plurality of particle filters having different filter properties or different filter classes and, for example, to arrange two or three particle filters in succession, which can filter out increasingly smaller particle diameters. Also, a combination of several degassing can
  • the contamination parameter is composed of a particle content parameter and of a gas content parameter, which in each case corresponds to the particle size parameter
  • Contaminations by particles and by a gas content are controlled independently of each other and used and taken into account via suitable threshold values for the sequence and the control of the method according to the invention. It is also possible that several
  • Process flow are taken into account, so that, for example, for different areas of particle diameters of the respective
  • the invention also relates to a printing device having a printhead and having a fluid reservoir connection device connected to the printhead via a supply line so that fluid from the fluid reservoir can be supplied to the printhead and applied to a surface by the printhead.
  • the connection device has a fluid removal device and a fluid reservoir for the fluid reservoir, that the pressure device comprises a fluid line sections
  • Cleaning circuit connects to the print head, so that the flowing through the cleaning circuit fluid can be supplied to the print head.
  • the fluid provided for a subsequent printing process can be circulated in a simple manner in a cleaning cycle and thus repeatedly guided through the cleaning device arranged in the cleaning cycle.
  • an already achieved cleaning effect can be controlled with the contamination measuring device.
  • the printing process can be started.
  • a return line connects the print head with the cleaning circuit, so that the
  • the printhead can be incorporated in the cleaning circuit in this way, so that the circulating in the cleaning circuit fluid can also be passed through the printhead. This allows impurities contained in the printhead to be taken up by the fluid and removed from the printhead. In this way, additional cleaning of the printhead and the supply line can be made without significant additional effort to contamination of the for the printing process fluid provided by advance
  • Feed lines to individual printhead nozzles and storage chambers or other components of the printhead flows through and be cleaned, or the fluid is fed to the printhead and then without flowing through individual components of the printhead of the
  • Return line can be supplied. It is also possible for the fluid to be conducted past the print head via a bypass line connecting the return line to the feed line.
  • the printhead can either be fully integrated into the cleaning circuit and of the entire in the cleaning cycle
  • connection device expediently has the line sections which are necessary for connection to the fluid supply container and which are combined in a coupling, a connection adapter or a connection plug and brought together in order to ensure rapid,
  • connection device of the connection device of the connection device
  • Purification cycle to the fluid reservoir be designed so that the total amount of fluid in a fluid reservoir predetermined amount of fluid can circulate continuously through the cleaning circuit. If necessary, then successively or optionally simultaneously several fluid reservoir can be connected to the cleaning circuit and their contents are cleaned by the printing device according to the invention, for example, a printing process not possible or only for a very short time to interrupt, for which more fluid is needed than in one
  • Fluid reservoir can be stored. It is also possible that only the intended amount of fluid for a short printing process is fed into the cleaning circuit and is purified there to the fastest possible cleaning of the printing process
  • the return line completely surrounds the feed line at least along a feed line section.
  • the fluid conveyed back from the print head to the fluid storage container is thereby at least partially circulated around the fluid conveyed in the supply line to the print head.
  • Many organic semiconductor materials that are suitable, for example, for the production of large-area displays can be accidentally rapidly contaminated with oxygen, which is absorbed by the environment or penetrates into the fluid.
  • many components of the printing device are designed and made of suitable materials such as stainless steel that a penetration or a diffusion process of oxygen into the fluid as possible prevented and kept as low as possible.
  • the fluid reservoir is arranged stationarily at a distance from the surface and at least along a Kirsverfahrabêts via a flexible supply line and a flexible
  • Printing process using the cleaning device can be reduced. It is not necessary to place the fluid reservoir directly on or on the printhead and to move it over the surface during the printing process along with the printhead.
  • the fluid reservoir can be stationary at a distance from the printable
  • the connection of the fluid reservoir to the printhead is made possible via a flexible supply line and a flexible return line. With the supply line
  • the flexible supply line is additionally shielded.
  • Feed line optionally favored contamination of the fluid can be reduced again if necessary by the fluid is conveyed through the return line and through the cleaning device. Due to the arrangement of the fluid reservoir at a distance from the
  • the spaced apart and stationary fluid reservoir can have a much larger capacity than reservoir, which are arranged on or on a movable print head.
  • Printing can be done and completed much faster. With large volume fluid reservoirs, a large number of printing operations can be performed before replacement of the fluid reservoir is required.
  • the cleaning device has at least one particle filter and a degassing device.
  • Degassing device is arranged. It is also conceivable that a plurality of particle filters with a matching filter effect or with smaller in the flow direction mesh sizes or
  • Pore diameters are combined. In the same way, several similar or different degassing can be combined with each other, or be used in alternation with particulate filters.
  • the impurity measuring device is expediently in
  • the junction of the return line in the flow direction is arranged in front of the contamination measuring device.
  • a bypass line section it can be advantageous according to the invention for a bypass line section to be arranged in the cleaning cycle in which the fluid flows through the
  • Contamination Messeinnchtung can be promoted, so that only a predetermined amount of fluid sample is conveyed through the impurity measuring device.
  • the measurement time required to acquire a contaminant characteristic is significantly greater than the amount of time it takes for the fluid to flow through the purifier and thereby be cleaned. Therefore, to enable the highest possible throughput and rapid purification of the circulating fluid in the cleaning circuit, it can
  • Figure 1 is a schematic representation of an inventive
  • Printing device with a cleaning circuit, with one in the
  • Cleaning circuit disposed cleaning device and with an impurity measuring device, as well as with a branch with a supply line for a spaced apart from the cleaning circuit printhead,
  • Figure 2 is a schematic representation of a differently designed printing device, wherein the print head in addition to a Supply line via a return line with the
  • Figure 3 is a schematic representation of a turn deviating configured printing device in which the print head is connected via a flexible Dunsverfahrabêt with the cleaning circuit, the return line surrounds the supply line and against the outside Shields influences, and
  • FIG. 4 shows a schematic illustration of a section of the cleaning cycle shown in the region IV in FIG. 3, wherein the
  • a printing device 1 shown by way of example in FIG. 1 has a cleaning circuit 2, which is composed of a plurality of fluid line sections 3, 4, 5.
  • the fluid line section 3 is at a
  • the cleaning device 8 can be promoted.
  • the fluid may include organic semiconductor materials, eg, OLED materials, and optionally other additives.
  • the cleaning device 8 has at least one degassing device 9, with which the gas content in the fluid can be reduced.
  • a particle filter 10 for example, a membrane filter with a pore diameter of 1 ⁇ is arranged.
  • the fluid is passed through the fluid line section 4, in which an impurity measuring device 1 1 is arranged. With the impurity measuring device 1 1, an impurity characteristic be determined for the fluid flowing through.
  • the fluid line section 4 merges into a further fluid line section 5, which opens again into the fluid storage container 6, whereby the cleaning circuit 2 of the printing device 1 is closed.
  • the fluid line sections 3 and 5 can be combined in the transition region to the Fluidvorratsbehalter 6 in a common connection device 12, which facilitates a rapid and tight connection of the fluid line sections 3 and 5 of the cleaning circuit 2 with the Fluidvorratsbehalter 6.
  • a common connection device 12 can also for each
  • Fluid line section 3 and 5 may be provided a separate connection means.
  • the protruding into the Fluidvorratsbehalter orifices of the fluid line sections 3 and 5 form a fluid removal device and a Fluidschreibhell worn for Fluidvorratsbehalter 6.
  • a printhead 13 of the printing device 1 is connected via a supply line 14 to the cleaning circuit 2 of the printing device 1, which after the impurity measuring device from the cleaning circuit. 2 branches.
  • About suitable valves 15 and 16 can either the
  • Feed line 14 is closed and the cleaning circuit 2 are opened, or the supply line 14 are opened, so that in the cleaning circuit 2 circulating fluid from the
  • Purge circuit 2 is branched off and fed to the print head 13. In this case, for example, at a low consumption during a printing process, only a subset of the circulating in the cleaning circuit 2 fluid to the printhead 13 are supplied, or the cleaning circuit 2 are blocked with the valve 16, so that the amount of fluid removed from the Fluidvorratsbehalter 6 completely the printhead 13 is supplied.
  • FIG. 2 shows, by way of example only, a different embodiment of a printing device 1 according to the invention.
  • the printhead 13 is via a return line 17 and another valve 18 connected to the cleaning circuit 2, so that the print head 13 can be included in the cleaning circuit 2 and can be traversed by the fluid circulating in the cleaning circuit 2.
  • supply lines to individual print head nozzles as well as storage chambers or further components of the print head 13 can also be used
  • Components of the print head 13 of the return line 17 are supplied. In this case, a cleaning of the supply line 14 and the print head 13 and the return line 17 takes place.
  • the fluid can circulate in the cleaning circuit 2 and be continuously cleaned continuously in the cleaning device 8, until a pollution parameter determined by means of the contamination measuring device 11 has a first threshold value for the maximum permissible value
  • Cleaning cycle 2 are blocked with the valve 16 and the purified fluid to be supplied via the supply line 14 to the print head 13 while the printing operation is performed.
  • the fluid can also be shown in the FIG.
  • Pressure device 1 initially circulate in the cleaning circuit 2, without the print head 13 is connected and flows through the fluid. With the impurity measuring device 1 1, a contamination characteristic is continuously determined and the fluid in the
  • Purge cycle 2 is circulated and circulated until a predetermined third threshold value for the impurity content is reached or undershot becomes. Subsequently, by switching valves 15, 16 and 18, the print head 13 is included in the cleaning circuit 2 and flows through the already pre-cleaned fluid. In this case, any impurities present in the print head 13 are taken up by the fluid, detected in the impurity measuring device 1 1 arranged downstream in the cleaning cycle 2 and filtered out by the cleaning device 8 in subsequent throughflows of the fluid. The circulation of the fluid through the printhead 13 can be continued until the contamination parameter determined in the impurity measuring device 11 falls below a second threshold value.
  • the second threshold may correspond to the first threshold mentioned and used in the embodiment discussed above. It is also possible to specify a deviating threshold for this, after the cleaning of the print head 13
  • the print head 13 it is likewise possible for the print head 13 to be integrated with the cleaning circuit 2 as early as from the first circulation of the fluid, and the fluid flows through it and is thereby cleaned. In all cases it can be achieved that for the actual for the
  • the quantity of fluid used in the printing process is controlled and reduced below a predetermined threshold before the printing process is started.
  • Feed line 14 and the return line 17 along a ceremoniessverfahrabitess 19 flexibly formed, so that the print head 13 relative to the cleaning circuit 2 movable with the
  • the impurity measuring device 1 1 is arranged in a bypass line section 20, which branches off via a branch 21 from the fluid line section 4 and is returned via a further branch 22 in the fluid line section 5 again. Through the impurity measuring device 1 1 flows only a small each
  • Purification cycle 2 circulating fluid represents. Over a
  • a rigid fluid reservoir 6 which may be for example a bottle or a metallic container
  • a flexible fluid reservoir is used, for example, a bag or a flexible plastic container can be.

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Ink Jet (AREA)
  • Coating Apparatus (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Cleaning Or Drying Semiconductors (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

L'invention concerne un procédé permettant de faire fonctionner un dispositif d'impression (1), un fluide prévu pour une opération d'impression étant acheminé à partir d'un réservoir de fluide (6), par le biais d'une conduite d'acheminement (14), jusqu'à une tête d'impression (13), afin de pouvoir être appliqué par la tête d'impression (13) sur une surface. Selon l'invention, le fluide est refoulé à travers un dispositif de nettoyage (8) dans un circuit de nettoyage (2) et une grandeur caractéristique d'impuretés d'une quantité d'échantillon de fluide dans le circuit de nettoyage (2) est déterminée à l'aide d'un dispositif de mesure d'impuretés (11), de sorte qu'une opération d'impression lors de laquelle le fluide est distribué à partir de la tête d'impression (13) ne soit commencée qu'une fois que la grandeur caractéristique d'impuretés est passée en dessous d'une première valeur seuil. L'invention concerne en outre un dispositif d'impression (1) comprenant une tête d'impression (13) et un dispositif de raccordement (12) pour un réservoir de fluide (6), lequel dispositif de raccordement est relié à la tête d'impression (13) par le biais d'une conduite d'acheminement (14), le dispositif d'impression (1) comprenant un circuit de nettoyage (2), formé à partir de parties de conduite de fluide (3, 4, 5), comprenant un dispositif de nettoyage (8) et un dispositif de mesure d'impuretés (11), circuit de nettoyage dans lequel le fluide prélevé du réservoir de fluide (6) par le biais du dispositif de prélèvement de fluide est nettoyé, et une grandeur caractéristique d'impuretés d'une quantité d'échantillon de fluide pouvant être déterminée dans le circuit de nettoyage (6) avant que le fluide nettoyé ne soit acheminé jusqu'à la tête d'impression (13).
EP17793603.6A 2016-10-21 2017-10-18 Procédé permettant de faire fonctionner un dispositif d'impression et dispositif d'impression Active EP3529082B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016012574.8A DE102016012574A1 (de) 2016-10-21 2016-10-21 Verfahren zum Betreiben einer Druckvorrichtung und Druckvorrichtung
PCT/EP2017/076553 WO2018073281A1 (fr) 2016-10-21 2017-10-18 Procédé permettant de faire fonctionner un dispositif d'impression et dispositif d'impression

Publications (2)

Publication Number Publication Date
EP3529082A1 true EP3529082A1 (fr) 2019-08-28
EP3529082B1 EP3529082B1 (fr) 2020-07-15

Family

ID=60202024

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17793603.6A Active EP3529082B1 (fr) 2016-10-21 2017-10-18 Procédé permettant de faire fonctionner un dispositif d'impression et dispositif d'impression

Country Status (8)

Country Link
US (1) US20190240988A1 (fr)
EP (1) EP3529082B1 (fr)
JP (1) JP7139321B2 (fr)
KR (1) KR102436598B1 (fr)
CN (1) CN109789705B (fr)
DE (1) DE102016012574A1 (fr)
TW (1) TWI735684B (fr)
WO (1) WO2018073281A1 (fr)

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Publication number Priority date Publication date Assignee Title
KR102298209B1 (ko) * 2019-12-17 2021-09-06 세메스 주식회사 약액 토출 장치
CN112339432B (zh) * 2020-11-05 2022-04-08 武汉数字化设计与制造创新中心有限公司 一种喷墨打印用喷头供墨与控制系统及方法
KR102568827B1 (ko) * 2020-12-02 2023-08-18 세메스 주식회사 잉크 분리 장치 및 이를 구비하는 기판 처리 시스템
FR3133146A1 (fr) * 2022-03-04 2023-09-08 Exel Industries Système de rinçage d’un filtre et d’une tête d’impression

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4804464A (en) * 1985-04-26 1989-02-14 Hmc Patents Patents Holding Co., Inc. System for in situ upgrading of the purity of a liquid and flushing a filtration system
JP3631085B2 (ja) * 2000-02-18 2005-03-23 キヤノンファインテック株式会社 インクジェットプリンタの液体循環装置
US6471487B2 (en) * 2001-01-31 2002-10-29 Micro Motion, Inc. Fluid delivery system
US7416288B2 (en) * 2004-09-29 2008-08-26 Fujifilm Corporation Liquid ejection apparatus and liquid tank
US20060185587A1 (en) * 2005-02-18 2006-08-24 Applied Materials, Inc. Methods and apparatus for reducing ink conglomerates during inkjet printing for flat panel display manufacturing
US7490925B2 (en) * 2005-10-28 2009-02-17 Hewlett-Packard Development Company, L.P. Free flow fluid delivery system for printing device
GB2447919B (en) * 2007-03-27 2012-04-04 Linx Printing Tech Ink jet printing
JP4173182B1 (ja) * 2007-06-08 2008-10-29 シャープ株式会社 描画装置の廃液送液機構
JP5383341B2 (ja) * 2009-06-22 2014-01-08 株式会社日立産機システム インクジェット記録装置の停止処理方法
JP2011042104A (ja) * 2009-08-21 2011-03-03 Konica Minolta Ij Technologies Inc インクジェット画像形成方法
JP2011161714A (ja) * 2010-02-08 2011-08-25 Seiko Epson Corp 液体噴射装置、及び液体噴射装置におけるノズルの回復方法
CN203344498U (zh) * 2013-07-08 2013-12-18 深圳弘美数码纺织技术有限公司 墨水脱气装置、墨水脱气系统和喷印设备
CN203525419U (zh) * 2013-08-26 2014-04-09 北京华联印刷有限公司 用于印刷的具有水质传感器的水箱净化过滤系统
DE102014017223A1 (de) * 2014-11-21 2016-05-25 Merck Patent Gmbh Verfahren und Vorrichtung zum Bedrucken einer Oberfläche mit einem Fluid

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JP7139321B2 (ja) 2022-09-20
CN109789705A (zh) 2019-05-21
US20190240988A1 (en) 2019-08-08
CN109789705B (zh) 2021-11-23
WO2018073281A1 (fr) 2018-04-26
TWI735684B (zh) 2021-08-11
KR102436598B1 (ko) 2022-08-25
DE102016012574A1 (de) 2018-04-26
EP3529082B1 (fr) 2020-07-15
TW201829206A (zh) 2018-08-16
KR20190067884A (ko) 2019-06-17

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