WO2022145621A1 - 잉크방울 측정패드와 이를 구비한 잉크젯 프린터 장치 및 잉크방울 측정방법 - Google Patents
잉크방울 측정패드와 이를 구비한 잉크젯 프린터 장치 및 잉크방울 측정방법 Download PDFInfo
- Publication number
- WO2022145621A1 WO2022145621A1 PCT/KR2021/011846 KR2021011846W WO2022145621A1 WO 2022145621 A1 WO2022145621 A1 WO 2022145621A1 KR 2021011846 W KR2021011846 W KR 2021011846W WO 2022145621 A1 WO2022145621 A1 WO 2022145621A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ink
- pad
- ink drop
- measuring
- inkjet
- Prior art date
Links
- 238000005259 measurement Methods 0.000 title claims description 27
- 238000000691 measurement method Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 claims abstract description 51
- 238000007639 printing Methods 0.000 claims description 51
- 238000012423 maintenance Methods 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 25
- 238000007599 discharging Methods 0.000 claims description 9
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- 238000004364 calculation method Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 230000007480 spreading Effects 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000011295 pitch Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000007641 inkjet printing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 230000004397 blinking Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002096 quantum dot Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
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
- B41J2/21—Ink jet for multi-colour printing
- B41J2/2132—Print quality control characterised by dot disposition, e.g. for reducing white stripes or banding
- B41J2/2142—Detection of malfunctioning nozzles
-
- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/0456—Control methods or devices therefor, e.g. driver circuits, control circuits detecting drop size, volume or weight
-
- 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
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0015—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form for treating before, during or after printing or for uniform coating or laminating the copy material before or after printing
- B41J11/002—Curing or drying the ink on the copy materials, e.g. by heating or irradiating
- B41J11/0021—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using irradiation
- B41J11/00214—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using irradiation using UV radiation
-
- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04535—Control methods or devices therefor, e.g. driver circuits, control circuits involving calculation of drop size, weight or volume
-
- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04571—Control methods or devices therefor, e.g. driver circuits, control circuits detecting viscosity
-
- 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
- B41J2/16579—Detection means therefor, e.g. for nozzle clogging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7003—Alignment type or strategy, e.g. leveling, global alignment
- G03F9/7042—Alignment for lithographic apparatus using patterning methods other than those involving the exposure to radiation, e.g. by stamping or imprinting
Definitions
- the present invention relates to a measuring pad capable of easily measuring the volume and position of an ink droplet, a measuring method using the same, and an inkjet printer apparatus for measuring ink droplets.
- This deviation in the position of the ink droplet causes a problem in that the quality of the pixel is reduced or defective.
- a digital camera, optical device, and LED lighting device are installed on both sides of the inkjet head in a straight line to match the head height, and the ink droplet discharge time and the blinking of the LED light are synchronized to prevent the ink droplets discharged on the screen.
- a technique for applying a strobe technique that produces an image as if showing a single drop of ink as if it was stopped at a position during flight.
- the biggest problem of this method is that the ink droplets of the still image seen at high ejection frequency are not images of a single ink drop, but images of a plurality of ink droplets having a position error and size error according to the ejection frequency are superimposed. .
- the present invention is to solve the above problems, and to propose a method capable of accurately processing the volume and position of the ink drop within a short time.
- the present invention provides a pad for measuring the volume and position of inkjet droplets ejected in a predetermined volume from a nozzle of a head of an inkjet device and hit, at a pitch interval corresponding to a plurality of head nozzle pitch intervals.
- a pattern portion comprising a plurality of arranged grooves and a wall portion formed between the groove portions is formed, and the groove portion is characterized in that it is uniformly formed in the same cross-sectional shape throughout the longitudinal direction.
- the pattern portion is characterized in that it is formed in the same direction or perpendicular to the printing direction.
- the pattern portion is characterized in that the pattern portion formed in the same direction as the printing direction and the pattern portion formed in the direction perpendicular to the printing direction are simultaneously formed on one pad.
- the groove part is made of a lyophilic material
- the upper wall part of the wall part is made of a lyophobic material
- the side wall part of the wall part is made of a lyophilic or lyophilic material.
- the groove portion is coated with a lyophilic material
- the upper wall portion of the wall portion is coated with a lyophobic material
- the side wall portion of the wall portion is coated with a lyophilic or lyophilic material.
- the length, width and depth of the groove in the pattern portion are related to the ink properties related to ink spreading properties such as viscosity, surface tension, drying properties, and polarity of the ink, and the cross-sectional shape of the groove and the surface of the bottom of the groove It is characterized in that it is formed to realize sufficient ink droplet spread required for measurement precision according to surface conditions such as tension and roughness.
- the pad is characterized in that it is supplied in the form of a flat sheet.
- the pad is supplied by a predetermined length with a width corresponding to the width of the inkjet head, and is formed in a roll shape so that it can be removed by the inkjet device and is continuously supplied.
- the pad is characterized in that it is formed in a transparent form different from the color of the ink.
- the ink drop measuring pad of the present invention is characterized in that the groove portion and the wall portion are formed in different colors.
- An inkjet device having an ink drop measuring pad of the present invention comprising: an inkjet printer unit; and a head maintenance unit installed in parallel to the inkjet printer unit, wherein the inkjet printer unit includes an object to be printed and movable in the Y direction It consists of a Y1 stage, which is formed in such a way, and an X1 stage in which the inkjet head is installed higher than the height of the printing object b1 and is installed so as to be moved to the Y2 stage of the head maintenance unit in the X direction, and the head maintenance unit , a Y2 stage formed to be movable in the Y direction in parallel to the Y1 stage, a plate device installed on the Y2 stage for fixing an ink drop measurement pad, and an angle installed in the head maintenance unit and attached to the pad It is characterized in that it includes an ink drop measuring device capable of measuring the length and position of the ink drop.
- an X2 stage is additionally installed in the head maintenance unit to be movable in the X direction, and the X2 stage is an ink capable of removing ink droplets adhering to the pad. It is characterized in that the removal device is installed.
- a roll supply device for continuously supplying the ink drop measurement pad to the plate device in a roll manner is additionally installed in the head maintenance unit.
- the ink removal device is characterized in that it consists of a vacuum suction device capable of sucking the ink drops.
- the ink removal device is characterized in that it consists of a UV irradiation device capable of curing the ink drop.
- the droplet measuring pad supported in the step (s100) under the inkjet head, aligning the groove to be positioned at the vertical lower part of the nozzle (s200); spraying ink droplets from a nozzle toward the pad disposed in the step (s200) to make the ink droplets collide with the grooves of the pad (s300); It is characterized in that it comprises a step (s400) of measuring the length and center position deviation of each ink droplet hit in the step (s300) using an ink drop measuring device.
- the ink drop measuring device measures the volume of the ink drop by measuring the length of the ink drop that has landed on the pad (p).
- the ink drop measuring device measures the center position (c1) of the ink drop that has landed on the pad (p), and an alignment mark formed at the edge of the pad Compared with the reference center position (c) of each ink drop determined by
- each nozzle is characterized by analyzing the condition of insufficient air removal or nozzle clogging.
- the ink drop measuring method of the present invention in the step (s400), when a specific voltage waveform is applied to a specific nozzle to discharge a plurality of droplets, the volume of the ink droplet that is deposited on the pad (p) is measured and in a specific nozzle calculates the discharge volume of and sets one or more voltage waveforms in one nozzle to achieve a target ink drop volume by discharging a plurality of ink drops to the same position of the pad p using the calculation result characterized in that
- step (s400) when a specific voltage waveform is applied to a plurality of nozzles to eject a plurality of droplets, each nozzle by measuring the volume of the ink droplet deposited on the pad (p) The discharge volume is calculated in , and a combination of a plurality of nozzles is set for achieving a target ink drop volume by discharging a plurality of ink drops to the same position of the pad (p) using the calculation result .
- the pad (p) reflecting the effect of the crosstalk between the nozzles of the ink jet heads (p) It is characterized in that the volume and position of the ink droplet impacting on the ink droplet is measured, and the position and volume of each nozzle are compensated for so as to avoid interference between nozzles using the measured result.
- the ink drop measuring method of the present invention is characterized in that after the completion of the step (s400), the step (s500) of removing the ink adhering to the pad is performed.
- An imprint apparatus having an ink drop measuring pad of the present invention comprising: an imprint apparatus unit; and a head maintenance unit installed in parallel to the imprint apparatus unit, wherein the imprint apparatus unit includes an imprint object b2 such as a substrate;
- the X3 stage in which the work holder wh is installed movably in the X-axis direction, the Y3 stage in which the X3 stage is installed movably in the Y direction, and the inkjet head h are higher than the height of the imprint object b2 It holds the X4 stage installed high and installed so as to be movable up to the Y2 stage of the head maintenance unit in the X direction, and the mold (m) that performs imprinting, correcting the shape of the mold with the imprint object, and performing the stamping operation.
- the head maintenance unit includes a Y2 stage that is formed to be movable in the Y direction in parallel to the Y1 stage, a plate device installed on the Y2 stage for fixing the ink drop measurement pad p, and the head maintenance unit It is installed and characterized in that it includes an ink drop measuring device that can measure the length and position of each ink drop that has hit the pad.
- an X2 stage is additionally installed in the head maintenance unit to be movable in the X direction, and the X2 stage is an ink capable of removing ink droplets adhering to the pad. It is characterized in that the removal device is installed.
- a roll supply device for continuously supplying the ink drop measurement pad to the plate device in a roll manner is additionally installed in the head maintenance unit.
- the ink removing device is characterized in that it consists of a vacuum suction device capable of sucking the ink drops.
- the ink removing device is characterized in that it consists of a UV irradiation device capable of curing the ink drop.
- the present invention has the advantage of being able to accurately measure the volume and position of ink droplets in an inkjet printer device to an accuracy of 1% or less quickly and much more simply and quickly compared to the prior art using a strobe by using a pad.
- the ejection volume from each nozzle can be calculated by measuring the volume of the ink droplets that hit the pad p.
- each nozzle discharges a predetermined ink drop from a predetermined nozzle according to the required pattern information.
- the discharging speed of the droplet is reduced and the volume is also reduced, which causes a crosstalk.
- the present invention measures the position of the ink drop by measuring the impact position in the X and Y directions on the pad p, so that the position error of the ink droplet impacted at each nozzle can be quickly and easily measured simultaneously with the volume of the ink droplet.
- This position error measurement result can be compensated during actual printing to enable more precise printing.
- FIG. 1 is a view showing an ink drop measuring pad of the present invention.
- Fig. 2 is a view showing an inkjet printer apparatus having an ink drop measuring pad of the present invention.
- FIG. 3 is a view showing a state in which nozzles are arranged in an inkjet printer apparatus having an ink drop measuring pad of the present invention.
- FIG. 4 is a view showing an imprint apparatus provided with an ink drop measuring pad of the present invention.
- FIG. 5 is a view showing a state in which ink is completely deposited on the ink drop measuring pad of the present invention.
- FIG. 6 is a view showing a measurement state of the ink that has landed on the ink drop measuring pad of the present invention.
- FIG. 7 is a view showing a state in which ink is deposited when the ink drop measuring pad of the present invention is installed in the same direction as the printing direction.
- FIG. 8 is a view showing a state in which ink is deposited when the ink drop measuring pad of the present invention is installed in a direction perpendicular to the printing direction.
- FIG. 1 is a view showing an ink drop measuring pad of the present invention.
- the ink drop measuring pad will be described.
- the ink drop measuring pad p may be formed in a flat sheet or film shape by a photolithography or imprint method.
- the ink drop measuring pad (p) includes a plurality of grooves (10) and a plurality of wall portions (20) and alignment marks (30) formed between the grooves (10).
- the wall portion 20 includes a side wall portion 21 formed to protrude upward from both sides of the groove portion 10 and an upper wall portion 22 formed on an upper surface between the side wall portion 21 .
- Alignment marks 30 are formed on each corner of the pad (p) according to the head print width.
- the spacing of the plurality of grooves 10 is formed to be the same as the pitch spacing of the nozzles, or is formed in multiples or divisors.
- the spacing of the grooves can be formed in multiples of 600 npi, such as 1200 npi, 1800 npi, 2400 npi, etc. can be
- the length of the groove 10 is preferably formed so as to include all of the nozzles in the arrangement in the transverse direction of the head in the inkjet apparatus.
- the depth and width of the groove portion 10 are formed to maintain the same size throughout the longitudinal direction of the groove portion 10 .
- the cross-sectional shape of the groove portion 10 is a rectangular shape in this embodiment, but is not limited thereto, and as long as it maintains the same cross-section throughout the longitudinal direction, it may be formed in various shapes such as an inverted triangle or a semicircle shape.
- the width and depth of the groove 10 depend on the measurement precision depending on the ink properties related to the ink spread control properties such as the viscosity, surface tension, drying property, and polarity of the used ink, and the surface conditions such as the surface tension and roughness of the groove and the bottom of the groove. It may be determined to be able to implement sufficient ink droplet spreading required.
- the pad p has both a groove portion 10 formed in the same direction as the printing direction and two groove portions 10 formed in a direction perpendicular to the printing direction.
- the groove portion 10 may be provided in the printing direction as shown in FIG. 7 or may be formed in a direction perpendicular to the printing direction as shown in FIG. 8 , depending on the measurement purpose.
- the printing direction and printing vertical direction grooves 10 are formed in the same pad p, so that the ink droplet impact position error can be simultaneously measured in the printing direction and the vertical printing direction of the nozzles, respectively.
- the pad (p) is formed entirely of one material, or the material of the groove portion 10 is formed of a lyophilic material so that ink droplets can be accommodated well, and the material of the wall portion 20 is formed of a liquid-repellent material. It is possible.
- the pad p is formed of a lyophilic material or has a lyophilic coating
- the side wall 21 of the groove portion 10 is formed of a lyophilic material or has a lyophilic coating
- the upper wall 22 has a lyophilic property. It is also possible to form it with a liquid-repellent material or to coat it to have it.
- the pad (p) is formed of a transparent material as a whole so as to provide illumination from the bottom.
- the color of the groove 10 or the color of the wall 20 in the pad p may be different to form the groove 10 and the wall 20 so that they can be easily distinguished from each other.
- the groove portion 10 is formed of a transparent material and the wall portion 20 has a color so that it can be easily distinguished.
- the pad p may be supplied in the form of a flat sheet to be mounted on a flat plate device of an inkjet device.
- the pad p may be formed in a roll form so that it can be easily supplied to the inkjet apparatus by a predetermined length with a width corresponding to the width of the inkjet head and can be easily removed and continuously supplied.
- the form of supply of the pad p may be supplied to the inkjet device in the form of a rectangular sheet or continuously supplied in the form of a roll while having a width corresponding to the width of the head.
- Fig. 2 is a view showing an inkjet printer apparatus having an ink drop measuring pad of the present invention.
- the inkjet printer device D includes an inkjet printer unit 100 and a head maintenance unit 200 installed in parallel to the inkjet printer unit 100 .
- the inkjet printer unit 100 includes a Y1 stage 110 in which a work holder wh on which a print object b1 such as a substrate is disposed and movable in the Y direction is installed, and the inkjet head h is a print object. It is installed higher than the height of (b1) and consists of an X1 stage 120 installed so as to be movable to the Y2 stage 210 of the head maintenance unit 200 in the X direction.
- FIG. 3 is a view showing a state in which nozzles are arranged in an inkjet printer apparatus having an ink drop measuring pad of the present invention.
- a plurality of nozzles (n) are installed on the bottom surface of the head (h), and are arranged in an inclined form with respect to the lateral direction of the head (h).
- the arrangement of the nozzles n is different for each head h and may not be inclined.
- the reason for sloping arrangement is to increase the resolution by inserting as many nozzles (n) as possible within the size of the same head (h) and at the same time narrow the gap between the nozzles (n) to increase the resolution in a straight line in the lateral direction. in order to be able to continue connecting
- the heads h may be continuously connected so that the nozzles n are continuously connected at a pitch determined in the transverse direction.
- the head maintenance unit 200 includes a Y2 stage 210 installed in parallel with the Y1 stage 110 and formed to be movable in the Y direction, and an ink drop measuring pad installed on the Y2 stage 210 ( p) comprises a plate device 220 for arranging, and an ink drop measuring device 230 .
- the plate device 220 is formed in a flat plate shape, and the measurement pad p is fixed thereon. Even if the measuring pad p having the groove portion 10 in the printing direction and the printing direction is fixed to the plate apparatus 220, the plate apparatus 220 is rotatably configured to align the direction of the groove portion 10 to the printing direction. You may.
- the plate device 220 may be configured to be rotatable by a known rotating device, such that the pad p may be disposed in the printing direction or in a direction perpendicular to the printing direction.
- the supply roll supply device 260 is formed for the case of supplying the pad (p) in a roll manner.
- tensile force may act in the roll feeding direction to cause the measuring pad p to be stretched in the roll feeding direction. ) can be compensated in real time by measuring the width.
- the ink drop measuring device 230 is used in a known configuration as it serves to measure the length and the degree of deviation from the center position of the ink drop that has hit the groove portion 10 of the pad (p).
- any device capable of measuring the shape of an ink droplet such as a vision system using a camera, a laser scanning device, or an ultrasonic device, may be used.
- an X2 stage 240 is additionally installed to be movable in the X direction, and the X2 stage 240 has an ink removal capable of removing ink droplets adhering to the pad p.
- Device 250 is installed.
- a vacuum suction device 251 capable of sucking ink drops and/or a UV irradiation device 252 capable of curing ink drops and attaching them to the pad p and removing them are installed.
- a maintenance device 270 for maintaining the inkjet head is installed in the head maintenance unit 200 .
- the inkjet printer unit 100 performs a basic inkjet printing operation in a known manner.
- the printing object b1 is moved along the Y1 stage 110 to be placed under the inkjet head h, and then ink droplets are sprayed onto the nozzles of the inkjet head h to perform a printing operation.
- the operation of measuring ink discharge using the ink drop measuring pad of the present invention is performed by the head maintenance unit 200 .
- the inkjet head h is transferred from the inkjet printer unit 100 to the head maintenance unit 200 along the X1 stage 120 , and then the ink drop measurement method described later is performed.
- FIG. 4 is a view showing an imprint apparatus including an inkjet printer unit provided with an ink drop measuring pad of the present invention.
- An imprint apparatus (I) including an inkjet printer unit having an ink drop measuring pad of the present invention includes an imprint apparatus unit 300 and a head maintenance unit 200 installed in parallel to the imprint apparatus unit 300 is done by
- the imprint apparatus unit 300 includes an X3 stage 310 in which a work holder wh on which an imprint object b2 such as a substrate is disposed is movably installed in the X-axis direction, and the X3 stage 310 in the Y-direction.
- the Y3 stage 320 which is movably installed, and the inkjet head h are installed higher than the height of the imprint object b2 , and extend to be movable up to the Y2 stage 210 of the head maintenance unit 200 in the X direction.
- the X4 stage 330 to be installed and installed, the mold driving unit 340 for holding the mold m for performing imprinting, correcting the mold shape with the imprint object and performing the stamping operation, and the imprint object b2 ) and an optical device 350 for aligning the mark of the mold m, and a curing device 360 for curing the imprint material after molding the imprint object.
- the head maintenance unit 200 is configured in the same way as the head maintenance unit 200 applied to the aforementioned inkjet device (D), and the Y2 stage 210 is the Y3 stage ( 310), and the rest of the configuration is the same.
- a basic imprint operation is performed in a known manner in the imprint apparatus unit 300 .
- the imprint object b2 is disposed under the inkjet head h through the X3 stage 310 and the Y3 stage 320 , and then ink droplets made of the imprint material are ejected from the inkjet head h.
- the imprint object b2 on which the ink droplets are sprayed is transferred to the lower part of the mold driving unit 340 and the mark of the imprint object b2 and the mark of the mold m are aligned through the optical device 350 .
- an imprint operation is performed by transferring the mold m downward by the mold driving unit 340 , and an operation of curing the molded imprint material through the curing device 360 is performed.
- the operation of measuring ink discharge using the ink drop measuring pad of the present invention is performed by the head maintenance unit 200 .
- the inkjet head h is transferred from the imprint apparatus unit 300 to the head maintenance unit 200 along the X4 stage 330 , and then the ink drop measurement method described later is performed.
- the ink drop measurement method is common in that both the inkjet printer device D and the imprint device I are performed after the ink inkjet head h is transferred to the head maintenance unit 200 .
- a plurality of grooves 10 are formed at intervals corresponding to the nozzle pitch of the inkjet device, and the cross section of the grooves 10 is produced to have two pattern portions uniformly formed throughout the printing direction and the printing vertical direction.
- a step (s100) of aligning the drop measuring pad (p) in the printing direction is performed.
- step (s200) of placing the ink drop measurement pad formed in step (s100) under the inkjet head is performed.
- the X1 stage 120 is driven to move the inkjet head h to the head maintenance unit 200
- the Y2 stage 210 is driven to move the plate device 220 on which the pad p is installed to the inkjet head h ) to be placed in the vertical lower part of the
- 5 is a view showing a state in which ink is completely deposited on the ink drop measuring pad of the present invention.
- 6 is a view showing a measurement state of the ink that has landed on the ink drop measuring pad of the present invention.
- step (s300) when the inkjet head injects ink droplets toward the pad p to make them collide with the grooves of the pad p, the ink droplets hit the pad p in the form shown in FIG. 5 . .
- the degree of impact of the ejected ink drop has an error.
- the center position error of ⁇ x and ⁇ y respectively in the X direction and Y direction are generated as much as ⁇ x and ⁇ y errors.
- step (s400) the Y2 stage 210 is first driven to transfer the pad p on which the ink droplet is deposited to the lower portion of the ink drop measuring device 230, step (s410) is performed.
- step (s300) by measuring the length (l) and the position (x, y) of each ink drop, the step of measuring the volume and positional precision of each ink drop (s420) will perform
- the width of the groove portion 10 is measured. Since and depth are already known, the volume is calculated automatically.
- An ink droplet spread as long as possible in the groove portion 10 is more advantageous for measuring the ink droplet length to a higher degree.
- a small ink droplet is at least 300 ⁇ 400 um If you make it spread in the longitudinal direction of the above grooves, you can match the required measurement accuracy.
- step S500 after the measurement of all the ink droplets is finished, the Y2 stage 210 is driven to move the pad p to the lower part of the ink removal device 250 installed on the X2 stage 240 .
- the ink removal device 250 consisting of a vacuum suction device 251 capable of sucking ink drops or a UV irradiation device 252 capable of curing ink drops according to the ink type follows the X2 stage 240 . While moving, the operation of removing the ink of the pad (p) is performed.
- steps (s100) to (s500) are repeatedly performed.
- the present invention has the advantage of being able to accurately and quickly measure the volume and position of the ink droplet of each nozzle to an extent of 0.5% or less simply and quickly.
- the inkjet head continuously makes up to 4 or 7 different voltage waveforms in all nozzles, and selects one or more voltage waveforms from among them and selects the ink of the corresponding size. It is configured to control the droplets to be discharged.
- each nozzle discharges a predetermined ink drop from a predetermined nozzle according to the required pattern information. do.
- the neighboring nozzles have a problem in that the ejection speed of the ink droplet is reduced and the volume is also reduced, and crosstalk occurs, thereby degrading the print quality.
- the present invention can also be applied to the field of display technology and the field of fine wiring printing.
- the print uniformity of the ink drop is more than 1%, it can be applied to the field of display that is visible to the eye, especially the field that requires RGB pixel printing.
- Such application fields include RGB Color Resist ink printing for color filter manufacturing, OLED display manufacturing that prints all layers such as HIL, HTL and EML with inkjet, QDCC (Quantum Dot Color Conversion) ink printing for QD OLED display, perovsky Perovskite Color Conversion ink printing, manufacturing of OLED displays by merging blue deposition with red and green ink inkjet technology, manufacturing of polymer OLEDs making HIL, IL, RGB EML all with inkjet ink, blue or UV ⁇ LED or MiniLED It can be applied to the fields of QD ink printing for color conversion, blue, red, and green ink printing of self-luminous QD displays, and self-luminous perovskite blue, red, green ink printing.
- the smaller the line width the more uniform the line width becomes when printing wires with a line width of 20 ⁇ m or less by the inkjet method or when performing Etch Resist or Electroplating Resist patterns for making wires with a line width of 20 ⁇ m or less.
- Gender becomes important.
- uniformity of line width especially in 5G communication, since loss occurs intensively at line edge, line width uniformity in this sense is important to reduce loss by straightness at line edge
- the present invention is applied to these fields and has the advantage of being utilized for measuring ink droplet size and position accuracy to ensure uniformity of 1% or less.
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Toxicology (AREA)
- Quality & Reliability (AREA)
- Coating Apparatus (AREA)
Abstract
Description
Claims (28)
- 잉크젯 장치의 헤드의 노즐에서 일정한 부피로 분사되어 탄착된 잉크젯 방울의 부피와 위치를 측정하기 위한 패드로서,복수의 헤드 노즐 피치 간격에 대응하는 피치 간격으로 배열된 복수 개의 홈부와 상기 홈부 사이에 형성되는 벽부로 이루어지는 패턴부가 형성되며,상기 홈부의 길이방향 전체에 걸쳐 동일한 단면 형상으로 일정하게 형성되는 것을 특징으로 하는 잉크방울 측정패드.
- 청구항 1 에 있어서,상기 패턴부는 인쇄방향과 동일한 방향 또는 수직한 방향으로 형성되는 것을 특징으로 하는 잉크방울 측정패드.
- 청구항 1 에 있어서,상기 패턴부는 인쇄방향과 동일한 방향으로 형성된 패턴부와 인쇄방향에 수직한 방향으로 형성된 패턴부가 하나의 패드에 동시에 형성되어 있는 것을 특징으로 하는 잉크방울 측정패드.
- 청구항 2 에 있어서,상기 홈부는 친액성 소재로 이루어지고 상기 벽부의 상부 벽부는 발액성 소재로 이루어지며,상기 벽부의 측면 벽부는 친액성 또는 발액성 소재로 이루어지는 것을 특징으로 잉크방울 측정패드.
- 청구항 2 에 있어서,상기 홈부는 친액성 소재로 코팅되고 상기 벽부의 상부 벽부는 발액성 소재로 코팅되며,상기 벽부의 측면 벽부는 친액성 또는 발액성 소재로 코팅되는 것을 특징으로 잉크방울 측정패드.
- 청구항 5 에 있어서,상기 패턴부에서 홈부의 길이와 폭과 깊이는 잉크의 점도, 표면 장력, 건조 특성, 극성과 같은 잉크 퍼짐 특성에 관련된 잉크 특성 그리고 홈의 단면 모양과 홈 바닥 표면 장력, 거칠기 등 표면 상태에 따라 측정 정밀도에 요구되는 충분한 잉크 방울 퍼짐을 구현할 수 있도록 형성되는 것을 특징으로 하는 잉크방울 측정패드.
- 청구항 6 에 있어서,상기 패드는 평평한 시트 형태로 공급되는 것을 특징으로 하는 잉크방울 측정패드.
- 청구항 6 에 있어서,상기 패드는 잉크젯 헤드 폭에 상응하는 폭으로 일정 길이만큼 공급되고 잉크젯 장치에 제거될 수 있도록 롤(Roll) 형태로 형성되어 연속적으로 공급되는 것을 특징으로 하는 잉크방울 측정패드.
- 청구항 4 또는 청구항 5 에 있어서,상기 패드는 잉크의 색상과 상이한 투명한 형태로 형성되는 것을 특징으로 하는 잉크방울 측정패드.
- 청구항 9 에 있어서,상기 홈부와 벽부는 서로 다른 색상으로 형성되는 것을 특징으로 하는 잉크방울 측정패드.
- 청구항 1 내지 청구항 8 중 어느 한 항에 기재된 잉크방울 측정패드를 구비하는 잉크젯 장치로서,잉크젯 프린터부와,상기 잉크젯 프린터부에 병렬로 설치되는 헤드 유지보수부를 포함하며,상기 잉크젯 프린터부는,인쇄대상물이 배치되며 Y 방향으로 이동가능하게 형성되는 Y1 스테이지와,잉크젯 헤드가 상기 인쇄대상물(b1)의 높이보다 높게 설치되며 X 방향으로 헤드유지보수부의 Y2 스테이지까지 이동가능하도록 연장되어 설치되는 X1 스테이지로 이루어지고,상기 헤드 유지보수부는,상기 Y1 스테이지에 병렬로 Y 방향으로 이동가능하게 형성되는 Y2 스테이지와,상기 Y2 스테이지에 설치되며 잉크 방울 측정 패드를 고정하기 위한 플레이트 장치와,상기 헤드 유지보수부에 설치되며 패드에 탄착된 각 잉크 방울의 길이와 위치를 측정할 수 잉크방울 측정장치를 포함하는 것을 특징으로 하는 잉크젯 장치.
- 청구항 11 에 있어서,상기 헤드 유지보수부에는 X 방향으로 이동가능하게 X2 스테이지가 추가로 설치되며,상기 X2 스테이지에는 패드에 탄착된 잉크 방울을 제거할 수 있는 잉크 제거 장치가 설치되어 있는 것을 특징으로 하는 잉크젯 프린터 장치.
- 청구항 12 에 있어서,상기 헤드 유지보수부에는 상기 플레이트 장치에 잉크방울 측정패드를 롤 방식으로 연속적으로 공급하기 위한 롤 공급 장치가 추가로 설치되는 것을 특징으로 하는 잉크젯 프린터 장치.
- 청구항 13 에 있어서,상기 잉크 제거장치는 잉크 방울을 흡입할 수 있는 진공흡입장치로 이루어지는 것을 특징으로 하는 잉크젯 프린터 장치.
- 청구항 13 에 있어서,상기 잉크 제거장치는 잉크 방울을 경화할 수 있는 UV 조사장치로 이루어지는 것을 특징으로 하는 잉크젯 프린터 장치.
- 잉크젯 장치의 잉크젯 헤드에서 분사되어 탄착된 잉크방울을 측정하는 방법으로서,잉크젯 장치의 노즐 피치에 대응하는 간격으로 복수 개의 홈부를 형성하고 상기 홈부의 단면이 길이방향 전체에 걸쳐 균일하게 형성된 잉크방울 측정패드를 공급하고 플레이트에 지지하는 단계(s100);상기 단계(s100)에서 지지된 잉크방울 측정패드를 잉크젯 헤드의 하부에 배치시키되 상기 홈부가 상기 노즐의 수직 하부에 위치하도록 정렬하여 배치시키는 단계(s200);상기 단계(s200)에서 배치된 패드를 향해 노즐에서 잉크방울을 분사하여 패드의 홈부에 잉크방울을 탄착시키는 단계(s300);상기 단계(s300)에서 탄착된 각 잉크방울의 길이 및 중심 위치 편차를 잉크방울 측정장치를 이용하여 측정하는 단계(s400)로 이루어지는 것을 특징으로 하는 잉크방울 측정방법.
- 청구항 16 에 있어서,상기 단계(s400)에서,상기 잉크방울 측정장치에서 상기 패드(p)에 탄착된 잉크 방울의 길이를 측정함으로써 잉크방울의 부피를 측정하는 것을 특징으로 하는 잉크방울 측정방법.
- 청구항 17 에 있어서,상기 단계(s400)에서,상기 잉크방울 측정장치에서 상기 패드(p)에 탄착된 잉크 방울의 중심 위치(c1)를 측정하고,상기 패드의 모서리에 형성된 정렬마크에 의해 결정된 각 잉크 방울의 기준 중심 위치(c)와 비교하여,양자간의 위치 편차 e(Δx, Δy)를 측정하는 것을 특징으로 하는 잉크방울 측정방법.
- 청구항 17 에 있어서,상기 단계(s400)에서,상기 패드(p)에 탄착된 잉크 방울을 측정함으로써, 잉크젯 프린터 설치 후 초기 잉크젯 헤드의 모든 노즐에서 잉크 방울이 토출되는지 잉크 방울 유무를 측정하여 각 노즐이 불충분한 공기 제거 상황이나 노즐 막힘의 상태를 분석하는 것을 특징으로 하는 잉크방울 측정방법.
- 청구항 17 에 있어서,상기 단계(s400)에서,특정 노즐에 특정 전압 파형이 인가되어 다수의 방울을 토출하는 경우 상기패드(p)에 탄착된 잉크 방울의 부피를 측정하여 특정 노즐에서의 토출 부피를 연산하고,상기 연산결과를 이용하여 상기 패드(p)의 동일한 위치에 다수의 잉크 방울을 토출하여 목표 잉크방울 부피를 달성하기 위한 하나의 노즐에서 한 개 또는 복수 개의 전압 파형을 설정하는 것을 특징으로 하는 잉크방울 측정방법.
- 청구항 17 에 있어서,상기 단계(s400)에서,복수 개의 노즐에 특정 전압 파형이 인가되어 다수의 방울을 토출하는 경우 상기 패드(p)에 탄착된 잉크 방울의 부피를 측정함으로써 각 노즐에서의 토출 부피가 연산하고,상기 연산결과를 이용하여 상기 패드(p)의 동일한 위치에 다수의 잉크 방울을 토출하여 목표 잉크방울 부피를 달성하기 위한 복수 개의 노즐의 조합을 설정하는 것을 특징으로 하는 잉크방울 측정방법.
- 청구항 18 에 있어서,상기 단계(s400)에서,복수 개의 헤드를 구비하는 잉크젯 장치에서 잉크방울을 토출하는 경우 잉크젯 헤드의 노즐 간 간섭(Crosstalk)에 의한 영향을 반영하는 패드(p)에 탄착된 잉크방울의 부피 및 위치를 측정하고,상기 측정된 결과를 이용하여 노즐간 간섭을 회피할 수 있도록 각 노즐에서의 위치와 부피를 보상하는 것을 특징으로 하는 잉크방울 측정방법.
- 청구항 16 에 있어서,상기 단계(s400)의 종료 후에 패드에 탄착된 잉크를 제거하는 단계(s500)를 수행하는 것을 특징으로 하는 잉크방울 측정방법.
- 청구항 1 내지 청구항 8 중 어느 한 항에 기재된 잉크방울 측정패드를 구비하는 임프린트 장치로서,임프린트 장치부와,상기 임프린트 장치부에 병렬로 설치되는 헤드유지보수부를 포함하며,상기 임프린트 장치부는,기판과 같은 임프린트 대상물(b2)이 배치되는 워크 홀더(wh)가 X 축방향으로 이동가능하게 설치되는 X3 스테이지와,상기 X3 스테이지가 Y 방향으로 이동가능하게 설치되는 Y3 스테이지와,잉크젯 헤드(h)가 임프린트 대상물(b2)의 높이보다 높게 설치되며 X 방향으로 헤드유지보수부의 Y2 스테이지까지 이동가능하도록 연장되어 설치되는 X4 스테이지와,임프린팅을 수행하는 몰드(m)를 보유 지지하며 임프린트 대상물과의 몰드 형상을 보정하고 스탬핑 작업을 수행하는 몰드 구동 유닛과,상기 임프린트 대상물(b2)의 마크와 몰드(m)의 마크를 정렬하기 위한 광학장치와,상기 임프린트 대상물의 몰딩 후 분사된 잉크방울을 경화하기 위한 경화장치로 이루어지며,상기 헤드 유지보수부는,상기 Y1 스테이지에 병렬로 Y 방향으로 이동가능하게 형성되는 Y2 스테이지와,상기 Y2 스테이지에 설치되며 잉크 방울 측정 패드(p)를 고정하기 위한 플레이트 장치와,상기 헤드 유지보수부에 설치되며 패드에 탄착된 각 잉크 방울의 길이와 위치를 측정할 수 잉크방울 측정장치를 포함하는 것을 특징으로 하는 임프린트 장치.
- 청구항 24에 있어서,상기 헤드 유지보수부에는 X 방향으로 이동가능하게 X2 스테이지가 추가로 설치되며,상기 X2 스테이지에는 패드에 탄착된 잉크 방울을 제거할 수 있는 잉크 제거 장치가 설치되어 있는 것을 특징으로 하는 임프린트 장치.
- 청구항 25 에 있어서,상기 헤드 유지보수부에는 상기 플레이트 장치에 잉크방울 측정패드를 롤 방식으로 연속적으로 공급하기 위한 롤 공급 장치가 추가로 설치되는 것을 특징으로 하는 임프린트 장치.
- 청구항 26 에 있어서,상기 잉크 제거장치는 잉크 방울을 흡입할 수 있는 진공흡입장치로 이루어지는 것을 특징으로 하는 임프린트 장치.
- 청구항 26 에 있어서,상기 잉크 제거장치는 잉크 방울을 경화할 수 있는 UV 조사장치로 이루어지는 것을 특징으로 하는 임프린트 장치.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18/267,187 US20240042754A1 (en) | 2020-12-31 | 2021-09-02 | Ink drop measurement pad, inkjet printer device including same, and ink drop measurement method |
CN202180088504.1A CN116685471A (zh) | 2020-12-31 | 2021-09-02 | 墨滴测量垫、包括墨滴测量垫的喷墨打印机装置和墨滴测量方法 |
EP21915419.2A EP4272964A1 (en) | 2020-12-31 | 2021-09-02 | Ink drop measurement pad, inkjet printer device including same, and ink drop measurement method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020200188878A KR102509680B1 (ko) | 2020-12-31 | 2020-12-31 | 잉크방울 측정패드와 이를 구비한 잉크젯 프린터 장치 및 잉크방울 측정방법 |
KR10-2020-0188878 | 2020-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022145621A1 true WO2022145621A1 (ko) | 2022-07-07 |
Family
ID=82260880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2021/011846 WO2022145621A1 (ko) | 2020-12-31 | 2021-09-02 | 잉크방울 측정패드와 이를 구비한 잉크젯 프린터 장치 및 잉크방울 측정방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20240042754A1 (ko) |
EP (1) | EP4272964A1 (ko) |
KR (1) | KR102509680B1 (ko) |
CN (1) | CN116685471A (ko) |
WO (1) | WO2022145621A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20240095743A (ko) | 2022-12-19 | 2024-06-26 | 세메스 주식회사 | 기판 처리 장치 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001096776A (ja) * | 1999-09-28 | 2001-04-10 | Fuji Photo Film Co Ltd | 記録装置およびその方法、およびこの装置に用いられるためのクッションシート |
JP2004177243A (ja) * | 2002-11-27 | 2004-06-24 | Dainippon Printing Co Ltd | 微量液滴の体積の測定方法およびそれに用いる微量液滴採取用基板 |
JP2009078231A (ja) * | 2007-09-26 | 2009-04-16 | Fujifilm Corp | 画像形成方法及び装置 |
WO2010005011A1 (ja) * | 2008-07-08 | 2010-01-14 | 株式会社アルバック | インクジェット式印刷装置、吐出量検査方法 |
KR100997451B1 (ko) | 2008-10-02 | 2010-12-07 | (주)유니젯 | 잉크 드롭 체적 측정장치 및 방법 |
KR20120051182A (ko) * | 2010-11-12 | 2012-05-22 | 조성배 | 디지털 프린터의 피인쇄물 위치 결정방법 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4779569B2 (ja) * | 2005-10-26 | 2011-09-28 | セイコーエプソン株式会社 | 薄膜形成方法及び薄膜形成装置 |
KR20070070506A (ko) * | 2005-12-29 | 2007-07-04 | 엘지.필립스 엘시디 주식회사 | 잉크젯 인쇄 장비의 토출확인 시스템 및 방법, 및 상기시스템을 이용한 액정표시소자의 제조방법 |
JP6329425B2 (ja) * | 2014-05-02 | 2018-05-23 | キヤノン株式会社 | インプリント装置、インプリント方法、および物品の製造方法 |
KR102379011B1 (ko) * | 2014-12-31 | 2022-03-29 | 세메스 주식회사 | 기판 처리 장치, 토출량 측정 유닛, 그리고 기판 처리 방법 |
-
2020
- 2020-12-31 KR KR1020200188878A patent/KR102509680B1/ko active IP Right Grant
-
2021
- 2021-09-02 WO PCT/KR2021/011846 patent/WO2022145621A1/ko active Application Filing
- 2021-09-02 EP EP21915419.2A patent/EP4272964A1/en active Pending
- 2021-09-02 US US18/267,187 patent/US20240042754A1/en active Pending
- 2021-09-02 CN CN202180088504.1A patent/CN116685471A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001096776A (ja) * | 1999-09-28 | 2001-04-10 | Fuji Photo Film Co Ltd | 記録装置およびその方法、およびこの装置に用いられるためのクッションシート |
JP2004177243A (ja) * | 2002-11-27 | 2004-06-24 | Dainippon Printing Co Ltd | 微量液滴の体積の測定方法およびそれに用いる微量液滴採取用基板 |
JP2009078231A (ja) * | 2007-09-26 | 2009-04-16 | Fujifilm Corp | 画像形成方法及び装置 |
WO2010005011A1 (ja) * | 2008-07-08 | 2010-01-14 | 株式会社アルバック | インクジェット式印刷装置、吐出量検査方法 |
KR100997451B1 (ko) | 2008-10-02 | 2010-12-07 | (주)유니젯 | 잉크 드롭 체적 측정장치 및 방법 |
KR20120051182A (ko) * | 2010-11-12 | 2012-05-22 | 조성배 | 디지털 프린터의 피인쇄물 위치 결정방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20220097738A (ko) | 2022-07-08 |
KR102509680B1 (ko) | 2023-03-15 |
US20240042754A1 (en) | 2024-02-08 |
EP4272964A1 (en) | 2023-11-08 |
CN116685471A (zh) | 2023-09-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101657485B1 (ko) | 잉크젯 헤드의 토출 상태 검사 방법 및 잉크젯 헤드의 토출 상태 검사 장치 | |
TW587023B (en) | Method of generating ejection pattern data and head motion pattern data; apparatus for generating ejection pattern data; apparatus for ejecting functional liquid droplet; drawing system; method of manufacturing organic EL device, electron emitting device | |
EP1368842B1 (en) | Deposition of soluble materials | |
WO2022145621A1 (ko) | 잉크방울 측정패드와 이를 구비한 잉크젯 프린터 장치 및 잉크방울 측정방법 | |
CN101460257B (zh) | 液滴涂布装置 | |
WO2021010561A1 (ko) | 디스플레이 패널 측면단자 인쇄 시스템 | |
TW200413175A (en) | Liquid droplet ejection apparatus and inspection apparatus for its inspecting drawing accuracy, workpiece and inspection apparatus for inspecting processing accuracy of its processing apparatus, and electro-optic device, and manufacturing method thereof | |
WO2022065782A1 (ko) | 측면 배선을 구비한 디스플레이 모듈 및 그 제조 방법 | |
JP2010214318A (ja) | 液滴吐出ヘッドの検査方法、液滴吐出ヘッドの検査装置及び液滴吐出装置 | |
JP2002189115A (ja) | カラーフィルタ製造装置及びこれを用いた製造方法 | |
WO2022131442A1 (ko) | 박막 코팅을 위한 잉크젯 인쇄 방법 | |
CN108511634A (zh) | 喷墨打印机及其打印方法 | |
WO2023128174A1 (ko) | 잉크방울 측정패드, 이를 구비한 잉크젯 프린터 장치 및 잉크방울 측정방법 | |
JP4876598B2 (ja) | 印刷物の製造方法 | |
WO2021141157A1 (ko) | 디스플레이의 박막 패턴 제조 방법 | |
WO2020045775A1 (ko) | 잉크젯 프린팅을 이용한 코팅 강판의 제조장치 | |
JP2003257617A (ja) | 機能性素子基板および該機能性素子基板を用いた画像表示装置 | |
WO2023128173A1 (ko) | 잉크젯 인쇄 방법 및 잉크젯 인쇄 장치 | |
WO2010016738A2 (ko) | 헤드유닛의 노즐의 토출구와 레이저변위센서의 결상점의 상대위치측정장치, 그 상대위치측정장치가 장착되는 페이스트 디스펜서 및 그 상대위치측정장치를 이용한 헤드유닛의 노즐의 토출구와 레이저변위센서의 결상점의 상대위치측정방법 | |
JP2005181476A (ja) | パターン形成装置 | |
JP4615415B2 (ja) | 表示素子部品修正装置および表示素子部品修正方法 | |
WO2023128172A1 (ko) | 잉크젯 인쇄 방법 및 잉크젯 인쇄 장치 | |
KR20040072811A (ko) | 다중 잉크젯 헤드를 이용한 발광 용액 주입장치 및 방법 | |
WO2021215631A1 (ko) | 전도성 미세패턴 형성장치 및 형성방법 | |
WO2021086009A1 (ko) | 디스플레이 패널 전극 형성 장치 및 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21915419 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 18267187 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202180088504.1 Country of ref document: CN |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2021915419 Country of ref document: EP Effective date: 20230731 |