WO2011043545A2 - Appareil pour l'impression de motifs fins utilisant un mécanisme d'entraînement triaxial - Google Patents

Appareil pour l'impression de motifs fins utilisant un mécanisme d'entraînement triaxial Download PDF

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Publication number
WO2011043545A2
WO2011043545A2 PCT/KR2010/006213 KR2010006213W WO2011043545A2 WO 2011043545 A2 WO2011043545 A2 WO 2011043545A2 KR 2010006213 W KR2010006213 W KR 2010006213W WO 2011043545 A2 WO2011043545 A2 WO 2011043545A2
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WO
WIPO (PCT)
Prior art keywords
printing plate
printing
driving means
printed
stage
Prior art date
Application number
PCT/KR2010/006213
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English (en)
Korean (ko)
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WO2011043545A3 (fr
Inventor
윤형열
하시즈메코지
Original Assignee
위아코퍼레이션 주식회사
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Application filed by 위아코퍼레이션 주식회사 filed Critical 위아코퍼레이션 주식회사
Publication of WO2011043545A2 publication Critical patent/WO2011043545A2/fr
Publication of WO2011043545A3 publication Critical patent/WO2011043545A3/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F1/00—Platen presses, i.e. presses in which printing is effected by at least one essentially-flat pressure-applying member co-operating with a flat type-bed
    • B41F1/26—Details
    • B41F1/38—Platens or type-beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F1/00—Platen presses, i.e. presses in which printing is effected by at least one essentially-flat pressure-applying member co-operating with a flat type-bed
    • B41F1/26—Details
    • B41F1/40—Inking units

Definitions

  • the present invention relates to a three-axis driving printing apparatus for forming a fine pattern, and more particularly, a pair of vertical driving means capable of driving the printing plate in the vertical direction on both ends of an arc-shaped printing plate close to a flat plate. Each side is connected, and one side of the printing plate is connected to the horizontal driving means capable of driving the printing plate in the horizontal direction, and when the pattern is printed by synchronizing the pair of vertical driving means and the horizontal driving means to drive the printing plate through three-axis drive
  • the arc-shaped printing plate may be formed along the rotational trajectory of a circle having the same radius of curvature as the radius of curvature of the arc to form a pattern on the upper part of the printed substrate, thereby improving the reproducibility of the pattern formed on the printed substrate. It relates to a three-axis drive printing apparatus for forming a fine pattern.
  • the conventional CRT (Cathode-Ray Tube) is bulky, heavy and has a disadvantage of easy to use flat panel display such as liquid crystal display (LCD), plasma display panel (PDP) It's growing rapidly.
  • LCD liquid crystal display
  • PDP plasma display panel
  • Electrode processes that form color filters, pixels, thin film transistors, etc. on transparent glass substrates are classified as core processes in the manufacturing process of flat panel displays.
  • the electrode process has been mainly carried out through the photolithography method, but the process is complicated, the manufacturing cost is high, and the environmental pollution has been raised, and in recent years screen printing that can replace the photolithography method Printing methods such as gravure offset printing and stamp printing have been proposed and applied.
  • the double stamp printing method is a method of printing the ink transferred on the printing surface of the printing plate on the surface of the printed board by bringing the flat printing plate into close contact with the entire upper surface of the printed board.
  • the above-described stamp printing method is a relatively ideal pattern forming method, but when printing the pattern, the printing plate should be closely contacted with uniform pressure over the entire surface of the printed board, but the accurate pattern can be formed. Due to the deviation of the drawing, a portion where the degree of adhesion between the printing plate and the printed substrate is less likely to occur may occur, and thus pattern defects such as the ink transferred to the printing plate may not be printed or partially printed on the printed substrate. There is a problem that can be.
  • a gravure offset printing method using a roller-type printing plate is applied to print a pattern such that the printing plate and the printed substrate have a uniform pressure and are in close contact with each other.
  • FIG. 1 is a view showing a fine pattern forming process using a gravure offset (off-set) printing apparatus according to the prior art.
  • the conventional gravure offset printing apparatus installs a blanket 22 in which grooves are formed along the outer circumferential surface of the cylindrical roller 20, and after filling the ink 30 in the grooves, rotates the cylindrical roller. While pressing and separating the blanket 22 provided on the outer circumferential surface to the substrate 10 to be printed, the ink 30 filled in the grooves can be printed on the surface of the substrate 10 to form a pattern 32. Consists of.
  • the gravure offset printing apparatus forms a pattern while repeatedly performing a process of contacting and separating a cylindrical roller to the surface of the printed substrate. If the diameter of the roller is small, the curvature of the roller outer diameter is large and the printed substrate is formed. The area and time of contact with each other are too short to apply sufficient pressure, which causes the edges of the pattern to fall off, rather than completely adhering, onto the printed substrate when the ink applied to the printed substrate is separated from the printed substrate. There is a problem that the profile is not formed in the desired shape.
  • a pair of vertical driving means capable of driving the printing plate in the vertical direction is connected to both ends of an arc-shaped printing plate using a part of a cylindrical roller having a very large radius of curvature, respectively.
  • the horizontal driving means capable of driving the printing plate in the horizontal direction on one side, the three-axis driving of the arc-shaped printing plate by synchronizing the pair of the vertical driving means and the horizontal driving means when the pattern is formed, the printing plate is the radius of curvature
  • the pattern can be printed on the printed board while moving along the rotational trajectory of the circle having the same radius of curvature, so that the printed board and the printed board can be closely contacted with a sufficient area and time, and at the same time, they can be separated and printed. 3 for fine pattern formation to improve the reproducibility of the pattern formed
  • a three-axis drive printing apparatus for forming a fine pattern includes a stage on which a printed substrate is mounted on an upper surface thereof; A printing plate provided on an upper side of the stage and having an arc-shaped printing surface formed on a lower surface thereof; A pair of vertical driving means connected to both ends of the printing plate to drive the printing plate in a vertical direction; And horizontal driving means connected to the printing plate to drive the printing plate in a horizontal direction, wherein the pair of vertical driving means and the horizontal driving means are synchronized with the three-axis drive to form the arc of the printing plate.
  • the three-axis drive printing apparatus for forming a fine pattern as long as it can form an arc-shaped printing plate using a portion of a cylindrical roller having a very large radius of curvature, and can drive the printing plate in the vertical direction at both ends of the printing plate.
  • Connect the pair of vertical driving means and connect the horizontal driving means for driving the printing plate horizontally to one side of the printing plate, and synchronize the pair of vertical driving means and the horizontal driving means to form a three-axis printing plate.
  • the printed plate can be printed on the printed board while moving the printed plate along the rotational trajectory of the circle having the same radius of curvature of the printed plate, whereby the printed plate and the printed board are closely contacted with sufficient area and time. It is possible to print patterns while being separated with time difference, thereby improving the reproducibility of the formed pattern. At the same time, there is an effect that can significantly reduce the installation space.
  • FIG. 1 is a view showing a fine pattern forming process using an offset (off-set) printing apparatus according to the prior art.
  • Figure 2 is a cross-sectional view showing the configuration of a three-axis drive printing apparatus for forming a fine pattern according to the present invention.
  • FIG. 3 is a view showing the movement principle of the printing plate constituting the three-axis drive printing apparatus for forming a fine pattern according to the present invention.
  • FIG. 4 is a view showing the configuration of a printing system including a three-axis drive printing apparatus for forming a fine pattern according to the present invention.
  • Figure 5 is a flow chart showing a fine pattern printing process using a three-axis drive printing apparatus for forming a fine pattern according to the present invention.
  • Figure 6 is a cross-sectional view showing the operation of the three-axis drive printing apparatus for forming a fine pattern according to the present invention.
  • stage 110 printed substrate
  • 300a, 300b vertical driving means 310: connection hole
  • Figure 2 is a cross-sectional view showing the configuration of a three-axis drive printing apparatus for forming a fine pattern according to the present invention
  • Figure 3 is a shape of the moving principle of the printing plate constituting a three-axis drive printing apparatus for forming a fine pattern according to the present invention
  • 4 is a view showing the configuration of a printing system including a three-axis drive printing apparatus for forming a fine pattern according to the present invention.
  • a three-axis drive printing apparatus includes a stage 100 for mounting a printed substrate 110 on an upper surface thereof, and a cylindrical shape having a very large radius of curvature provided at an upper side of the stage 100.
  • a pair of vertical driving means formed by using a part of the roller and having an arc-shaped printing surface formed on the lower surface thereof, respectively connected to both ends of the printing plate 200 to drive the printing plate 200 in the vertical direction.
  • It is configured to include a horizontal driving means (400a, 300b) and connected to one side of the printing plate 200 to drive the printing plate 200 in the horizontal direction.
  • the stage 100 may have a flat surface to mount the printed substrate 110 in the form of a flat plate thereon, and a vacuum chuck (not illustrated) may be formed to fix the printed substrate 110. .
  • the stage 100 is configured to move the printed substrate 110 to each process step, and is configured to precisely move the printing plate 200 in the horizontal direction when alignment is required in the process step.
  • one stage 100 moved to a corresponding process step is illustrated, but as necessary, a plurality of stages may be provided around the printing plate 200 to be printed after pattern formation. As the substrate 110 is moved, preparation time that may be unnecessary may be shortened.
  • the printing plate 200 is provided at an upper side of the stage 100 at a predetermined distance, and is formed by using a portion of a cylindrical roller having a very large radius of curvature, and an arc-shaped printing surface is formed on a lower surface thereof.
  • the arc-shaped printing surface formed on the lower surface of the printing plate 200 is formed in a larger area than the printed substrate 110 so as to mount the blanket 210 to be described later, and the printing plate 200 uses a portion of the cylindrical roller. Since it is formed in an arc shape, even if the area of the printed substrate 110 is increased, the occupied area in the vertical and horizontal directions can be reduced than when using the conventional cylindrical roller.
  • the printing surface formed on the lower surface of the printing plate 200 may be directly formed on the pattern-shaped unevenness to be formed and then transferred to the ink to be printed on the printed substrate 110, the unevenness of the pattern shape to be formed
  • the formed blanket (210) may be further mounted, and the pattern may be printed on the printed substrate 110 by filling or applying ink to the pattern formed on the blanket 210.
  • the blanket 210 is preferably formed using silicon or rubber having elasticity so as not to apply an impact when the printing plate 200 is in close contact with the printed substrate 110.
  • the pair of vertical driving means 300a and 300b are connected to both ends of the printing plate 200, respectively, and the printed board 110 mounted on the stage 100 by moving the printing plate 200 in the vertical direction. Close and separate. At this time, the vertical driving means 300a and 300b connected to one side of the printing plate 200 and the vertical driving means 300a and 300b connected to the other side are driven in opposite directions, so that the printing plate 200 is printed substrate 110. In order to form a pattern on the surface of the printed substrate 110 while being in close contact and separation from one side to the other side sequentially.
  • Horizontal driving means 400 is connected to the upper center portion of the printing plate 200, synchronized with a pair of vertical driving means (300a, 300b) to move the printing plate 200 in a horizontal direction within a predetermined range of the printing plate 200
  • the substrate to be printed 110 is moved while the printing plate 200 is moved along the rotational trajectory of a circle having the same radius of curvature as the arc-shaped printing surface when moved in the vertical direction by the pair of vertical driving means 300a and 300b. Close and separated.
  • the horizontal driving means 400 is connected to the upper center portion of the printing plate 200, but the horizontal driving means 400 may be connected to either the top surface or both sides of the printing plate 200. It is sufficient if the configuration capable of moving the printing plate 200 in the horizontal direction through this.
  • a pair of vertical driving means 300a and 300b connected to both ends and an upper portion of the printing plate 200 and the horizontal driving means 400 are operated in synchronization with each other.
  • the printing plate 200 is configured to move along the same trajectory as the rotational trajectory (a) of the giant cylindrical roller having the same radius of curvature as the radius of curvature of the arc-shaped printing surface, thereby printing the printed plate 200 and the printed object.
  • the printing plate 200 is moved in the vertical direction through a pair of vertical driving means (300a, 300b) and also in the horizontal direction by the horizontal driving means 400, both ends of the printing plate 200 vertical driving Since it is fixed to the means (300a, 300b), in order to facilitate the movement in the horizontal direction while maintaining this fixing, as shown in Figure 2, the printing plate 200 and a pair of vertical driving means (300a, By connecting the 300b) in the horizontal direction through the connecting hole 310 of the long hole allows the printing plate 200 to move in the horizontal direction.
  • the horizontal adjustment means 400 and the connection portion of the printing plate 200 is provided with a center adjusting means 410 of the long hole in the transverse direction, the movement range of the printing plate 200 moved by the horizontal driving means 400 It may be limited.
  • the three-axis drive printing apparatus for forming a fine pattern the filling portion for applying or transferring ink to the printing surface of the printing plate 200 on one side of the stage 100 ( 500 is provided, the horizontal drive means 400 has a printing plate 200, a pair of vertical drive means (300a, 300b) and the horizontal drive means 400 reciprocating between the stage 100 and the filling unit 500
  • the conveying means 600 for conveying is connected.
  • the filling part 500 includes a holder 510 for positioning the printing plate 200 and a slit nozzle 520 for applying or filling ink to the blanket 210 mounted on the printing surface of the printing plate 200. It is composed. At this time, according to the surface shape of the blanket 210 mounted on the printing surface of the printing plate 200, the ink is simply applied to the surface of the blanket 210, or the mask (not shown) that becomes the original plate of the pattern on the holder 510 ) May be transferred to the printing surface of the printing plate 200.
  • the pair of vertical driving means 300a and 300b and the horizontal driving means 400 when the mask is mounted on the holder 510 of the filling unit 500 and then the ink is transferred to the printing plate 200, as described above, the pair of vertical driving means 300a and 300b and the horizontal driving means 400.
  • the printing plate 200 By driving the printing plate 200 in three axes by synchronizing the printing plate 200, the printing plate 200 moves along a rotational trajectory of a circle having the same radius of curvature as the arc-shaped printing surface, and adheres to and separates from the mask, thereby applying ink applied to the mask. It is transferred to the printing plate 200.
  • ink may be applied directly to the blanket 210 mounted on the printing surface of the printing plate 200 by using a cap coater or a lip coater.
  • the printing plate 200 transfers ink to the printing surface of the printing plate 200 while reciprocating between the filling unit 500 and the stage 100, and the printed substrate 110 mounted on the stage 100. Although it is described to print the transferred ink on the upper portion, the printing plate 200 is fixed and the filling unit 500 and the stage 100 are connected to the transfer means (not shown), to the fixed printing plate 200 side It is also possible to perform ink transfer and printing by moving.
  • a pair of vertical driving means 300a, A plurality of load cells (not shown) and an adjustment axis (not shown) are disposed symmetrically with respect to the center of the printing plate 200 between the printing plate 200 and the printed board 110 between 300b) and the printing plate 200.
  • a plurality of load cells not shown
  • an adjustment axis not shown
  • the adjustment shaft is moved. At this time, the printing plate 200 contacts the printed substrate 110 through the measured value of each load cell with respect to the movement amount of the adjustment shaft. You will be able to identify the reaction forces that are occurring. This allows the printing plate 200 to drive the vertical drive means (300a, 300b) to be in close contact with the substrate to be printed at an equal pressure to form an accurate pattern, and the high speed of the signal transmitted from the load cell
  • a separate processable circuit can be configured to measure and adjust the reaction force in real time.
  • the load cell is at least 4 between the pair of vertical driving means (300a, 300b) and the printing plate 200 so as to effectively measure the reaction force between the printing plate 200 and the printed substrate 110 having a predetermined area. It is recommended to install more than two.
  • ink is transferred from the filling part 500 to the printing surface of the printing plate 200, that is, the blanket 210, and the printing plate 200 is moved to the upper side of the stage 100 to form a pattern.
  • a predetermined alignment means for aligning the printed board 200 and the printed board 110 mounted on the stage 100 or the mask 100 mounted on the filling unit 500 so as to form a pattern at an accurate position may be provided.
  • the alignment means may be an imaging device such as a camera.
  • the imaging apparatus is provided at the lower end of the stage 100, recognizes the ink mark formed on the printing plate 200 and the alignment mark formed on the printed substrate 110, and the stage according to the recognition result in the imaging apparatus. By moving the 100 to match the center of the ink mark and the center of the alignment mark to align the printing plate 200 and the printed substrate 110 so that a fine pattern can be formed at the correct position of the printed substrate 110. do.
  • FIG. 5 is a flow chart showing a micropattern printing process using a three-axis drive printing apparatus for forming a fine pattern according to the present invention
  • Figure 6 shows an operation process of the three-axis drive printing apparatus for forming a fine pattern according to the present invention It is a cross section.
  • a mask which is a disc of a pattern, is set on the filling part 500 provided at one side of the stage 100 (step 110), and ink is applied to the mask surface using a slit nozzle or the like (step 120).
  • the transfer means 600 is driven to move the printing plate 200, the pair of vertical driving means 300a and 300b and the horizontal driving means 400 to the filling part 500 (step 130).
  • the configuration in which the printing plate 200 is connected to the transfer means 600 to reciprocate between the filling unit 500 and the stage 100 has been described.
  • the printing plate 200 is fixed and the filling unit 500 is fixed.
  • stage 100 may be connected to a separate conveying means (not shown) may be configured to move to a position where the printing plate 200 is fixed.
  • the pair of vertical driving means 300a and 300b and the horizontal driving means 400 are synchronized to drive the printing plate 200 by three axes so that the printing plate 200 has the same radius of curvature as the arc-shaped printing surface.
  • the ink applied to the mask is transferred to the blanket 210 of the printing plate 200 by being moved in close contact with the mask while moving along the rotational trajectory of the printing plate 200 (step 140).
  • the ink applied on the mask can be accurately transferred to the blanket 210 of the printing plate 200.
  • the printed substrate 110 is mounted on the stage 100 (step 150).
  • the transfer means 600 is driven to move the printing plate 200, the vertical driving means 300a and 300b and the horizontal driving means 400 to which the ink is transferred to the upper side of the stage 100 (step 160).
  • the pair of vertical driving means 300a and 300b and the horizontal driving means 400 are synchronized to triaxially drive the printing plate 200 in an arc shape.
  • the ink transferred to the blanket 210 is printed on the substrate to be printed 110 on the printed substrate 110 while being in close contact with the substrate to be printed 110 by moving along a rotational trajectory of a circle having the same radius of curvature as the printing surface of the substrate.
  • Form (step 170) At this time, as in step 140 described above, the ink having been transferred to the blanket 210 while the printing plate 200 is in close contact with the printed board 110 for a sufficient time and separated with a time difference is formed on the upper surface of the printed board 110. It will print correctly.
  • the conveying means 600 is operated to move the printing plate 200, the pair of vertical driving means 300a and 300b and the horizontal driving means 400 to the filling part 500, and remain on the printing plate 200.
  • the washing process step 180 to remove the residual residue, the process of steps 120 to 180 described above is repeatedly performed.
  • the three-axis drive printing apparatus for forming a fine pattern according to the present invention is to form a more precise pattern on the upper portion of the printed substrate while moving the arc-shaped printed plate along the rotational trajectory of the circle having the same radius of curvature as the radius of curvature of the arc. It is configured so that it can be widely applied to the production of products requiring the formation of fine patterns such as semiconductors, LCDs, LEDs, solar cells, and the like.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Printing Methods (AREA)
  • Manufacturing Of Printed Wiring (AREA)

Abstract

La présente invention concerne un appareil pour l'impression de motifs fins utilisant un mécanisme d'entraînement triaxial. Plus particulièrement, la présente invention concerne un appareil pour l'impression de motifs fins utilisant un mécanisme d'entraînement triaxial, dans lequel une paire de moyens d'entraînement vertical pour entraîner une plaque d'impression circulaire, en forme d'arc de cercle, et quasi plate, dans une direction verticale sont connectés aux extrémités respectives de la plaque d'impression et un moyen d'entraînement horizontal pour entraîner la plaque d'impression dans une direction horizontale est connectée à un côté de la plaque d'impression, de sorte que la paire de moyens d'entraînement vertical et le moyen d'entraînement horizontal soient synchronisés mutuellement pour entraîner la plaque d'impression via un mécanisme triaxial lors de l'impression de motifs, et la plaque d'impression circulaire en forme d'arc de cercle se déplace le long du chemin de rotation d'un cercle ayant un rayon de courbure identique à celle de la plaque d'impression circulaire en forme d'arc de cercle pour former un motif sur la surface supérieure d'un substrat à imprimer, améliorant ainsi la reproductibilité du motif formé sur le substrat à imprimer. L'appareil pour l'impression de motifs fins utilisant un mécanisme d'entraînement triaxial selon la présente invention comporte : un étage présentant une surface supérieure sur laquelle est disposé un substrat à imprimer ; une plaque d'impression qui est disposée au-dessus de l'étage, et qui présente une surface inférieure ayant une forme de plan d'impression circulaire en forme d'arc de cercle ; une paire de moyens d'entraînement vertical connectée à des extrémités respectives de la plaque d'impression pour entraîner la plaque d'impression dans une direction verticale ; et un moyen d'entraînement horizontal connecté à la plaque d'impression pour entraîner la plaque d'impression dans une direction horizontale. La plaque d'impression se déplace le long du chemin de rotation d'un cercle ayant un rayon de courbure identique à celle de l'arc de cercle du plan d'impression de la plaque d'impression grâce au mécanisme triaxial dans lequel la paire de moyens d'entraînement vertical et le moyen d'entraînement horizontal sont synchronisés mutuellement, et le plan d'impression est donc en contact intime et est séparé du substrat à imprimer, depuis un côté vers l'autre côté du substrat, pour imprimer un motif.
PCT/KR2010/006213 2009-10-06 2010-09-13 Appareil pour l'impression de motifs fins utilisant un mécanisme d'entraînement triaxial WO2011043545A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2009-0094533 2009-10-06
KR1020090094533A KR100940066B1 (ko) 2009-10-06 2009-10-06 미세패턴 형성을 위한 3축 구동 인쇄장치

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WO2011043545A2 true WO2011043545A2 (fr) 2011-04-14
WO2011043545A3 WO2011043545A3 (fr) 2011-09-01

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Cited By (1)

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CN112497893A (zh) * 2020-11-06 2021-03-16 莫飞燕 一种气流快速风干印刷设备

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KR101782510B1 (ko) 2010-11-16 2017-09-27 엘지디스플레이 주식회사 곡면형상을 가지는 표시소자의 조립장치 및 조립방법
KR101525159B1 (ko) * 2014-09-29 2015-06-04 삼성전자 주식회사 곡면 글라스 열전사 장치 및 방법

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KR100428598B1 (ko) * 2001-02-26 2004-04-27 소니 가부시끼 가이샤 전사 방법 및 전사 장치
JP2004146601A (ja) * 2002-10-24 2004-05-20 National Institute Of Advanced Industrial & Technology アクティブダブルジョイント式加圧機構
KR100688866B1 (ko) * 2005-04-07 2007-03-02 삼성전기주식회사 임프린트 장치, 시스템 및 방법

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KR100428598B1 (ko) * 2001-02-26 2004-04-27 소니 가부시끼 가이샤 전사 방법 및 전사 장치
JP2004146601A (ja) * 2002-10-24 2004-05-20 National Institute Of Advanced Industrial & Technology アクティブダブルジョイント式加圧機構
KR100688866B1 (ko) * 2005-04-07 2007-03-02 삼성전기주식회사 임프린트 장치, 시스템 및 방법

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Publication number Priority date Publication date Assignee Title
CN112497893A (zh) * 2020-11-06 2021-03-16 莫飞燕 一种气流快速风干印刷设备
CN112497893B (zh) * 2020-11-06 2022-04-19 玉溪环球彩印纸盒有限公司 一种气流快速风干印刷设备

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KR100940066B1 (ko) 2010-02-08

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