WO2012165864A2 - Procédé et appareil permettant d'éliminer les craquelures sur le bord coupé d'une plaque de verre et plaque de verre présentant un bord coupé sans craquelure - Google Patents

Procédé et appareil permettant d'éliminer les craquelures sur le bord coupé d'une plaque de verre et plaque de verre présentant un bord coupé sans craquelure Download PDF

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Publication number
WO2012165864A2
WO2012165864A2 PCT/KR2012/004273 KR2012004273W WO2012165864A2 WO 2012165864 A2 WO2012165864 A2 WO 2012165864A2 KR 2012004273 W KR2012004273 W KR 2012004273W WO 2012165864 A2 WO2012165864 A2 WO 2012165864A2
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WO
WIPO (PCT)
Prior art keywords
glass plate
flame
cutting edge
cut
edge
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Application number
PCT/KR2012/004273
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English (en)
Korean (ko)
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WO2012165864A3 (fr
Inventor
박재훈
Original Assignee
에이그라스 주식회사
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Publication of WO2012165864A2 publication Critical patent/WO2012165864A2/fr
Publication of WO2012165864A3 publication Critical patent/WO2012165864A3/fr

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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B29/00—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
    • C03B29/02—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a discontinuous way
    • C03B29/025—Glass sheets
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B29/00—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B21/00—Severing glass sheets, tubes or rods while still plastic
    • C03B21/06—Severing glass sheets, tubes or rods while still plastic by flashing-off, burning-off or fusing
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B25/00—Annealing glass products
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products

Definitions

  • the present invention relates to a method and apparatus for cutting edges of thin glass. More particularly, the present invention relates to a method and an apparatus for removing fine cracks formed at cut edges of a glass plate. The present invention also relates to a glass plate from which cut edge cracks have been removed.
  • Display devices are used in electronic devices such as smartphones, tablet PCs, and TVs.
  • Thin glass is used as the substrate of the LCD display device among the display devices.
  • thin glass is used also as a window panel for protecting the display part of a display apparatus.
  • thin glass is used in the touch sensor device. In order to manufacture thin glass used for various electronic devices as described above, a process of cutting a large glass plate is essential.
  • a method of cutting a glass plate a method of forming a scribing line first rather than completely cutting the glass to make a mechanically weak part, and breaking by applying a physical or thermal shock to the weak part.
  • the waterjet cutting method which cuts by the pressure of water is known.
  • the edges are chamfered after not only removing the fine cracks formed at the cutting edges but also cutting the cutting surfaces to remove sharp edges.
  • Use tools such as diamond wheels for grinding or polishing to cut edges or to chamfer edges.
  • Fine glass particles are generated when grinding and polishing the cut edges of thin glass cut to a predetermined size using a grinding and polishing tool.
  • a separate washing and drying process is required after the chamfering and chamfering process to increase the manufacturing cost.
  • a process of attaching a protective film on both sides or a single side is processed, and a process of removing the protective film after processing may be added.
  • fine cracks deeply advanced may not be removed, or second cracks may be generated in the thin glass due to the impact of the rotating tool during grinding or polishing.
  • the present invention relates to a method and apparatus for fundamentally solving the problems arising in the conventional process of removing cracks generated at the cut edges of thin glass cut to a predetermined size as described above.
  • An object of this invention is to provide the processing method and apparatus which can remove the fine crack which arose at the cutting edge of a glass plate completely. It is also an object of the present invention to provide a method and apparatus capable of removing cracks formed at the cut edges of a glass plate without generating fine glass particles during crack removal. It is also an object of the present invention to provide a crack removal method and apparatus in which secondary cracking does not occur due to mechanical impact during crack removal.
  • the preheating temperature of a glass plate should just be in the range of 500 degreeC-630 degreeC which is the temperature range near the annealing of glass, and it is good to preheat to about 600 degreeC.
  • Preheating before the crack is melted and removed by flame is to prevent breakage of the glass plate due to thermal stress due to rapid temperature change. Residual strain is present at the cut edges where the crack is removed by flames.
  • annealing operation is necessary during slow cooling.
  • the cooling rate is preferably maintained at a rate of 14-18 ° C./min up to 350 ° C. and at a rate of 56 ° C.-62 ° C./min from 350 ° C. to room temperature.
  • the flame is not directly contacted to the portions except the cut edges of the glass plate and the flames are directly contacted only at the cut edges with the cracks, and only the cut edges are locally melted to remove the cracks.
  • a burner including a flame radiating surface and a plurality of flame radiating holes formed on the flame radiating surface may be used.
  • the flame-emitting surface is disposed in parallel and spaced apart by a predetermined distance to face the first surface of the glass plate, the plurality of flame-emitting holes are at least one single corresponding to the cutting edge of the glass plate when connecting the adjacent flame-emitting hole with an imaginary line It is formed on the flame-radiating surface to form a closed curve.
  • the flame radiating surface of the burner is arranged to be spaced a certain distance from the first surface of the plate glass, and the plurality of flame radiating holes The radiating flame is brought into direct contact with the cutting edge of the pane so that the cutting edge is locally heated.
  • the direction in which the flame contacts the cut edges in order to heat the cut edges is not limited.
  • the flame may be brought into contact with the cutting edge by directing the flame from the lower part of the glass plate to the upper part, or the flame may be brought into contact with the cut edge by directing the flame from the upper part of the glass plate to the lower part. It is also possible to direct the flame inclined to the cut surface so that the flame contacts the cut edge.
  • the glass plate is arranged such that the first surface of the glass plate faces the direction opposite to the direction in which gravity acts so that the glass of the first surface cut edge melted by the flame flows on the cutting surface in a direction away from the first surface by gravity. And it is preferable to arrange
  • the orthogonal projection on the glass plate of the virtual single closed curve connecting the center of each of the plurality of flame-emitting holes is preferably arranged outside the cut surface of the cutting edge of the corresponding glass plate. This is to arrange the center of the flame radiation hole on the outside of the cut surface, so that the center of the flame radiated from the flame radiation hole is radiated out of the glass plate, so that the side of the flame contacts the cutting edge of the glass plate and the cut surface.
  • the flame radiation hole can be implemented in various shapes.
  • a slit shape having a width in the range of 0.1 to 2 mm or a circular hole having a diameter in the range of 0.1 to 2 mm may be formed as a flame spinning hole.
  • the spacing between neighboring flame-emitting holes is properly adjusted in the range of 3-50 mm in proportion to the diameter of the flame-emitting holes so that flames emitted from neighboring flame-emitting holes can be continuously contacted without gaps along the cutting edge of the glass plate. do.
  • the spacing between the glass plate and the flame emitting surface is preferably such that the oxidized salt and the reducing salt of the flame are in direct contact with the cut edge and the cut surface of the glass plate.
  • the burner and the glass plate are brought into direct contact with the cutting edge defining the second surface located opposite the first side of the glass plate and the cutting edge defining the flame radiating from the flame radiating hole of the burner at the same time. To place.
  • the combustion gas for generating a flame uses a combustion gas containing LNG, LPG or acetylene gas and oxygen.
  • a glass plate cutting edge crack removing device includes a plurality of flames arranged such that a flame radiation surface and an imaginary line formed on the flame radiation surface and connecting adjacent flame radiation holes are at least one single closed curve.
  • a burner including a radiation hole, combustion gas supply means for supplying combustion gas to the burner, and vacuum adsorption means for vacuum suctioning and grasping one surface of a glass plate having a cut edge profile corresponding to the at least one single closed curve And transferring the vacuum suction means to maintain a constant distance from the flame radiating surface of the burner on the opposite side of the surface where the vacuum suction means is gripped by the vacuum suction means, and the cutting edge contour of the glass plate is directed to the flame radiating hole. It comprises a glass plate conveying means for direct contact with the flame radiated from.
  • the glass plate conveying means may be transported to a predetermined position such that the flame is in contact with the upper cutting edge and the lower cutting edge at the same time in order to simultaneously remove cracks generated at the upper cutting edge and the lower cutting edge of the glass plate. That is, the glass plate conveying means is such that the flame radiated from the flame radiating hole of the burner is directly in contact with the cutting edge defining the opposite side of the vacuum-adsorbed surface of the glass plate to the cutting edge defining the vacuum-adsorbed surface. It is desirable to maintain a gap between the opposite side of the adsorbed side and the flame emitting surface of the burner.
  • a glass plate in which cut edge cracks have been removed.
  • the glass plate from which the cut edge crack is removed according to the present invention is characterized in that the cut edge portion is made of a curved surface in which the cut edge is convex and cooled after being directly contacted with the flame and melted locally.
  • the present invention there is provided a method and apparatus for removing fine cracks generated by cutting edges using a flame and a glass plate from which cutting edge cracks are removed.
  • the cracks formed at the cutting edges can be completely removed by local melting of the cutting edges, thereby making it possible to produce a cut glass plate having excellent quality.
  • 1 is a perspective view of a glass plate cracked at the cutting edge
  • FIG. 2 is a perspective view of one embodiment of a burner used in the method and apparatus of the present invention
  • Figure 3 is a schematic diagram showing an embodiment of a cutting edge crack removal apparatus of the glass plate according to the present invention
  • FIG. 4 is a schematic view of another embodiment of a cutting edge crack removal apparatus of the glass plate according to the present invention
  • FIG. 5 is an explanatory view showing a cutting edge crack removal method of the glass plate according to the present invention.
  • FIG. 1 there is shown a glass plate 30 cut into a predetermined shape.
  • the circular hole 33 and the long hole 34 are cut
  • the upper surface 31 of the glass plate 30 is defined by the upper outer cutting edge 31b, the upper cutting edge 31c of the circular hole 33, and the upper cutting edge 31d of the long hole 34.
  • the lower surface 32 of the glass plate 30 is defined by the lower outer cutting edge 32b and the lower cutting edge 32c of the circular hole 33 and the lower cutting edge 32d of the long hole 34.
  • the cutting planes also connect the corresponding upper cutting edges and the lower cutting edges.
  • the outer cut surface 34 is a surface connecting the upper outer cutting edge 31b and the lower outer cutting edge 32b.
  • FIG. 2 shows a burner 10 for use in a method and apparatus for removing cut edge cracks of the glass plate 30 shown in FIG. 1.
  • the burner 10 includes a flame radiating plate 11, a combustion gas supply cylinder 12, and a burner support part 13. One end of the combustion gas supply pipe 14 is connected to the combustion gas supply cylinder 12, and the connector 15 is connected to the multistage.
  • the flame radiating plate 11 has a flame radiating surface 11a.
  • the flame emitting surface 11a is also flat, but is not limited thereto. If the cut glass plate has a curved shape, the flame-emitting surface is also formed in a curved shape.
  • Flame radiating plate 11 is a flame radiating hole 111 is processed according to the cutting edge contour of the glass plate to be processed, can be replaced according to the glass plate to be processed. As shown in the dotted circle in Fig. 2, a plurality of flame-emitting holes 111 having a constant diameter d are formed at a constant interval l on the flame-emitting surface 11a.
  • the diameter (d) of the flame spinning hole is preferably in the range of 0.1-2 mm.
  • the diameter d of the hole is determined in consideration of the distance l between neighboring flame-emitting holes 111. In addition, the diameter d of the hole is determined in consideration of the distance h between the flame-emitting surface 11a and the glass plate 30 and the thickness t of the glass plate.
  • the diameter of the hole is 0.6 mm
  • the spacing between the flame radiation hole 11 is 0.8-1.2 mm
  • the thickness of the glass plate 30 is 0.7 mm
  • the flame radiation surface 11a and the glass plate 30 The spacing h between) is 11 mm.
  • Each flame radiating hole 111 is in communication with the combustion gas supply cylinder 12.
  • the flame radiation hole 111 is not limited to a circular shape, but may also have a slit shape having a predetermined width and length.
  • the virtual single closed curve connecting the centers of neighboring flame-emitting holes 111 is the same shape as the contour of the corresponding cutting edge of the glass plate 30, so that the orthogonal projection to the glass plate of the corresponding single closed curve is located outside of the glass plate. Flame spinning holes 111 are formed.
  • the contour of the lower outer cutting edge 32b of the lower surface 32 of the glass plate 30 corresponds to the virtual single closed curve S1 and cuts the lower outer portion therein to the orthographic projection of the single closed curve S1 with respect to the glass plate 30.
  • Flame radiation hole 111 is formed so that the contour of the edge (32b) is included.
  • the contour of the lower cutting edge 32c of the circular hole 33 of the glass plate 30 corresponds to the virtual single closed curve S2, and the orthogonal projection of the single closed curve S2 with respect to the glass plate 30 is the circular hole ( It enters inside the contour of the lower cutting edge 32c of 33).
  • the contour of the lower cutting edge 32d of the long hole 34 of the glass plate 30 corresponds to the virtual single closed curve S3
  • the orthogonal projection of the single closed curve S3 to the glass plate 30 is the long hole 34. It enters inside the contour of the lower cutting edge 32d of.
  • Figure 3 is a schematic diagram showing an embodiment of a cutting edge crack removal apparatus of the glass plate according to the present invention.
  • the cutting edge crack removal apparatus of the glass plate of the present embodiment the burner 10, the vacuum suction means 20, the transfer means 40, the glass plate preheating means 50 and the glass plate cooling means ( 60).
  • the combustion gas supply means for supplying the combustion gas to the burner 10 is connected to the pipe 16 although not shown.
  • the combustion gas supply means uses a device for supplying combustion gas to a general burner, which is obvious to those skilled in the art.
  • the glass plate preheating means 50 surrounds a conveyor 52 for transporting the glass plate 30 and a part of the conveyor 52 for heating the glass plate 30 while the glass plate 30 is transported from the conveyor 52. Consisting of a heating chamber 51. Although not shown, the heating chamber 51 is provided with a heater for heating the air, and a blower for mixing and circulating the air heated by the heater and the outside air. The heating chamber 51 heats the glass plate 30 transferred by the conveyor 52 to a temperature in the range of 500 ° C. to 630 ° C., and the heated glass plate 30 is discharged on the conveyor 52. The temperature of the glass plate 30 discharged from the heating chamber 51 is about 600 ° C. The cracks of the glass plate 30 must be preheated in the preheating chamber before melting and removing the cracks with the flame to prevent breakage of the glass plate 30 due to thermal stress due to a sudden temperature change.
  • the transfer means 40 includes a transfer guide guide 42 and a transfer unit 41 installed to move along the transfer guide guide 42.
  • the transfer unit 41 is provided with a cylinder 43 which can be stretched up and down.
  • the vacuum suction means 20 is fixed to the cylinder 43 so that the height of the vacuum suction means 20 can be adjusted up and down.
  • Burner 10 is fixed to the upper portion of the burner frame (17).
  • the transfer means 40 transfers the glass plate 30 to the upper portion of the burner 10, so that the lower surface 32 of the glass plate 30 has a predetermined distance h from the flame-radiating surface 11a of the burner 10. Support to maintain At this time, the space
  • interval h is adjusted so that the cut surface 35 of the glass plate 30 may contact all flame f. That is, the size of the gap h and the flame f is adjusted so that the height k of the flame f is greater than the sum of the interval h and the thickness t of the glass plate 30. Further, when the cut surface 35 of the glass plate is in contact with the flame f, it is preferable to adjust the distance h so as to contact both the oxidized salt and the reduced salt.
  • the conveying means 40 has a contour of the cut edge of the glass plate corresponds to the virtual single closed curve by the centers of the plurality of flame-emitting holes of the burner 10, the orthogonal projection to the glass plate of the corresponding single closed curve is the outer side of the glass plate Transfer the glass plate to be at. That is, the glass plate 30 so that the center of the flame radiation hole 111 is a predetermined distance (g) away from the cutting surface 35 of the glass plate 30 so that the outside of the flame contacts the cutting edge and the cutting surface of the glass plate 30. ). 1 and 2, the conveying means corresponds to the virtual single closed curve S1 of the contour of the lower outer cutting edge 32b of the glass plate 30, and the lower cutting edge 32c of the circular hole 33.
  • the glass plate cooling means 60 surrounds a conveyor 62 for transporting the glass plate 30 and a part of the conveyor 62 for cooling the glass plate 30 while the glass plate 30 is transported from the conveyor 62. Consisting of a cooling chamber 61.
  • the cooling chamber 51 is provided with a heater for heating the air, and a blower for sucking and circulating the air heated by the heater and the air sucked from the outside.
  • the transfer means 40 transfers the glass plate 30 to the conveyor 62 of the glass plate cooling means 60.
  • the vacuum suction means 20 releases the vacuum of the vacuum suction plate 21 so that the glass plate 30 falls on the conveyor 62 so as to enter the cooling chamber 61.
  • the cooling chamber 61 gradually cools the glass plate 30 transferred by the conveyor 62 to remove residual strain generated in the glass plate 30.
  • the cooling rate of the glass plate cooling means 60 is to maintain the speed of 14-18 °C / min up to 350 °C, 56 °C-62 °C / min from 350 °C to room temperature.
  • FIG. 4 is a schematic view of another embodiment of a cutting edge crack removal apparatus of the glass plate according to the present invention.
  • the difference between the device of the embodiment shown in FIG. 4 and the device of the embodiment shown in FIG. 3 is that the burner 10 is provided above the glass plate 30.
  • the burner 10 When the burner 10 is disposed on the upper portion of the glass plate 30, the glass near the cutting edge melted by the flame f of the burner 20 rides down the cut surface 35 of the glass plate 30 by gravity and moves downward. Will flow down. That is, the cutting edge of the glass plate 30 which is first melted in contact with the high temperature part of the flame f is placed on the upper portion, so that the molten glass flows down the cutting surface 35 even though the molten glass flows down. It is easy to prevent the occurrence of defects by adjusting the heating conditions so as not to flow down. Also, as shown in the dotted circle in FIG.
  • the center of the flame radiation hole 111 is moved outward from the cut surface 35 of the glass plate 30 such that the outside of the flame contacts the cut edge and the cut surface of the glass plate 30. It is formed on the flame-radiating surface so as to be spaced apart by a predetermined distance (g).
  • the conveying means, the glass plate heating means and the cooling means can be appropriately installed by those skilled in the art and thus are not shown.
  • the method of removing the cutting edge crack of the glass plate 30 is demonstrated using the apparatus shown in FIG. 4, ie, the apparatus in which the burner 10 was arrange
  • FIG. 4 the apparatus in which the burner 10 was arrange
  • FIG. 4 the glass plate 30 is preheated to about 600 ° C., which is a temperature below the softening point at which the glass has fluidity.
  • the glass plate 30 is transferred so that the upper surface 31 of the glass plate 30 faces the flame emitting surface 11a of the burner 10 (FIG. 5A).
  • the flame radiating surface 11a is provided with a plurality of flame radiating holes 111 to block portions other than the cutting edges so that flames do not come into contact with each other, and to directly contact the flames with the cutting edges and the cutting surfaces.
  • the upper outer cutting edge 31b of the glass plate 30 in contact with the hot portion f1 of the flame f and the upper glass of the cutting surface 35 are first melted to remove cracks (FIG. 5B).
  • the lower outer cutting edge 32b of the glass plate 30 and the lower glass of the cutting surface 35 in contact with the low temperature portion f2 of the flame f are melted to remove cracks.
  • the glass plate 30 from which the crack of a cutting edge was removed is gradually cooled, and the residual strain which generate
  • FIG. 5D is a partial perspective view of the glass plate 30 from which the cutting edge cracks have been removed.
  • the cutting edge 36 of the glass plate 30 has a convex curved shape.
  • the glass plate 30 has a shape in which the upper outer cutting edge, the lower outer cutting edge, and the side cutting edge are all convex and curved. The cracks are removed, and the cutting edges are convex, and the glass plate 30 having the cutting edges of the convex curved surfaces connected with all the cutting edges has excellent strength by dispersing concentrated stress.
  • glass plate preheating means 60 glass plate cooling means

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)

Abstract

La présente invention concerne un procédé et un appareil servant à traiter le bord coupé d'une fine plaque de verre. Plus particulièrement, la présente invention concerne un procédé et un appareil permettant d'éliminer une fine craquelure sur le bord coupé d'une plaque de verre. En outre, la présente invention concerne une plaque de verre présentant un bord coupé sans craquelure. Le procédé de l'invention comprend les étapes suivantes : le préchauffage, à une température inférieure à une température de fusion, d'une plaque de verre qui a été coupée de façon à obtenir une forme prédéterminée, à savoir une première surface plane définie par un bord coupé ; l'élimination des craquelures à la flamme en protégeant de la flamme toute la plaque de verre sauf le bord coupé de la première surface et en supprimant les craquelures du bord coupé en le chauffant de façon que seul le verre du bord coupé soit fondu, un moyen projetant une flamme étant utilisé pour que le bord coupé soit directement en contact avec la flamme ; et le refroidissement lent de la plaque de verre.
PCT/KR2012/004273 2011-06-02 2012-05-31 Procédé et appareil permettant d'éliminer les craquelures sur le bord coupé d'une plaque de verre et plaque de verre présentant un bord coupé sans craquelure WO2012165864A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110053495A KR101309771B1 (ko) 2011-06-02 2011-06-02 유리판의 절단 모서리 크랙 제거 방법 및 장치
KR10-2011-0053495 2011-06-02

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WO2012165864A2 true WO2012165864A2 (fr) 2012-12-06
WO2012165864A3 WO2012165864A3 (fr) 2013-03-28

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
WO2017219099A1 (fr) * 2016-06-20 2017-12-28 Peri Lamezon Marcelo Machine à jet d'eau pour la coupe de verre plat
US10239778B2 (en) 2013-12-03 2019-03-26 Corning Incorporated Apparatus and method for severing a glass sheet

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KR101461514B1 (ko) * 2014-09-18 2014-11-13 주식회사 인터벡스테크놀로지 유리판 화염 방사 연마장치
KR102399877B1 (ko) * 2015-06-11 2022-05-20 삼성디스플레이 주식회사 플레이트 연마 장치 및 연마 방법
KR101859831B1 (ko) * 2016-08-12 2018-06-28 주식회사 메카로 유리기판 절단 모서리의 열처리장치에 적용되는 토오치
KR101836684B1 (ko) * 2016-08-26 2018-03-08 한국과학기술원 유리 기판의 에지 가공을 위한 정렬 장치 및 그 방법
KR102373937B1 (ko) 2020-04-29 2022-03-15 에이그라스 주식회사 초박형 유리판의 절단 모서리 크랙 제거 방법 및 장치

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JP2001294437A (ja) * 2000-04-13 2001-10-23 Sharp Corp 液晶表示装置のガラス基板の面取り方法およびその方法に用いる加熱器
KR20070094494A (ko) * 2006-03-16 2007-09-20 쇼오트 아게 막대 단부 용융 장치 및 방법
KR20090129440A (ko) * 2007-02-23 2009-12-16 코닝 인코포레이티드 열 에지 마감처리
KR101049199B1 (ko) * 2009-07-20 2011-07-14 한국과학기술원 유리기판 라운딩 장치 및 그 유리기판 라운딩 장치를 이용한 라운딩방법

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001294437A (ja) * 2000-04-13 2001-10-23 Sharp Corp 液晶表示装置のガラス基板の面取り方法およびその方法に用いる加熱器
KR20070094494A (ko) * 2006-03-16 2007-09-20 쇼오트 아게 막대 단부 용융 장치 및 방법
KR20090129440A (ko) * 2007-02-23 2009-12-16 코닝 인코포레이티드 열 에지 마감처리
KR101049199B1 (ko) * 2009-07-20 2011-07-14 한국과학기술원 유리기판 라운딩 장치 및 그 유리기판 라운딩 장치를 이용한 라운딩방법

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10239778B2 (en) 2013-12-03 2019-03-26 Corning Incorporated Apparatus and method for severing a glass sheet
WO2017219099A1 (fr) * 2016-06-20 2017-12-28 Peri Lamezon Marcelo Machine à jet d'eau pour la coupe de verre plat
CN109070312A (zh) * 2016-06-20 2018-12-21 马塞洛·佩瑞·兰姆逊 用于切割玻璃板的水射流机

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WO2012165864A3 (fr) 2013-03-28
KR20120134541A (ko) 2012-12-12

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