WO2020090627A1 - ガラス板の製造方法および製造装置 - Google Patents

ガラス板の製造方法および製造装置 Download PDF

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Publication number
WO2020090627A1
WO2020090627A1 PCT/JP2019/041754 JP2019041754W WO2020090627A1 WO 2020090627 A1 WO2020090627 A1 WO 2020090627A1 JP 2019041754 W JP2019041754 W JP 2019041754W WO 2020090627 A1 WO2020090627 A1 WO 2020090627A1
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WO
WIPO (PCT)
Prior art keywords
glass plate
glass
inspection
zone
waste
Prior art date
Application number
PCT/JP2019/041754
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English (en)
French (fr)
Japanese (ja)
Inventor
世志彦 端
隼人 奥
Original Assignee
日本電気硝子株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本電気硝子株式会社 filed Critical 日本電気硝子株式会社
Priority to CN201990001074.3U priority Critical patent/CN215440208U/zh
Priority to JP2020553836A priority patent/JP7424303B2/ja
Publication of WO2020090627A1 publication Critical patent/WO2020090627A1/ja

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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/677—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations

Definitions

  • the present invention relates to a glass plate manufacturing method and a manufacturing apparatus.
  • glass plates are used for flat panel displays such as liquid crystal displays and organic EL displays.
  • a long glass ribbon is continuously formed.
  • a downdraw method such as an overflow downdraw method, a slot downdraw method, a redraw method, or a float method is widely adopted.
  • the glass ribbon is cut in the width direction for each predetermined length, and the glass plate is cut out from the glass ribbon.
  • the glass plate is manufactured through various processes such as further cutting both widthwise ends of the cut glass plate and performing an inspection.
  • the plurality of glass plates manufactured in this way are conveyed to a predetermined position by a conveying device and stored in a loading container (for example, a pallet or a case) by a loading device, and then the next process (delivery) in units of loading container. It is generally carried out to the previous step) (for example, see Patent Document 1).
  • the glass plate is judged not to meet the quality standards in the inspection process, it is common to discard the glass plate as a defective product. Further, regardless of the quality of the glass plate, when the downstream process such as the loading device or the loading container cannot be accepted due to a trouble or the like, it may be necessary to temporarily discard the glass plate. That is, even when it is determined in the inspection process that the glass plate satisfies the quality standard, the good glass plate may be forced to be discarded.
  • a glass plate that is discarded due to quality or other reasons (hereinafter simply referred to as a waste glass plate) is transported to a predetermined position by the transport device and loaded in the same manner as a non-defective glass plate that does not need to be discarded.
  • the device is loaded and stored in a disposal loading container (for example, a pallet or a case), and is collected (discarded) in the disposal loading container unit.
  • the present invention aims to easily and surely dispose of a waste glass plate without causing a rise in equipment costs.
  • the manufacturing method of the glass plate according to the present invention which was conceived to solve the above problems, an inspection step of inspecting a plurality of glass plates, a transfer step of transferring the glass plates that have undergone the inspection step, and a transfer of the transfer step.
  • a method of manufacturing a glass plate comprising a loading process of taking out a glass plate from a path and loading it in a loading container, wherein an inspection zone for carrying out an inspection process when a waste glass plate occurs in the glass plate
  • the method is characterized by including a first discarding step of dropping and discarding a waste glass plate on a transport path on the downstream side thereof.
  • "disposable glass plate” means a glass plate that needs to be discarded.
  • the waste glass plate can be simply and surely discarded simply by dropping the waste glass plate on the inspection zone where the inspection process is performed or on the transport path on the downstream side thereof. Therefore, it is not necessary to bother to load the waste glass plate on the waste loading container, and further, the facility for loading the waste glass plate on the waste loading container is also unnecessary.
  • the glass plate be conveyed in a horizontal position along the surface in a vertical position in the transfer step.
  • the glass plate is less likely to be subjected to air resistance during transportation, so that the transportation posture of the glass plate is stabilized.
  • the glass plate in the vertical position is dropped, so that the glass plate is less likely to receive air resistance even when it is dropped, and the falling position of the glass plate is stable.
  • the waste glass plate in the first disposal step, it is preferable that the waste glass plate is dropped into the collection chamber provided below the transfer path and discarded. With this configuration, glass powder originating in the waste glass plate generated in the collection chamber is unlikely to enter the area where the glass plate is transported or the like.
  • a forming process of forming a glass ribbon and a cutting process of cutting the glass ribbon in the width direction to obtain a glass plate are further provided, and the process is discarded in the pre-process of the inspection process.
  • a glass plate is generated, it further comprises a second disposal process of dropping and discarding the waste glass plate on the upstream side of the inspection zone.
  • the waste glass plate is placed in the same collection chamber as the first disposal process. It is preferred to drop and discard. In this way, since the common recovery chamber can be used in the first disposal process and the second disposal process, the equipment cost can be reduced as compared with the case where the recovery chambers are provided separately.
  • the glass plate may be dropped and discarded at the most upstream part of the transportation route on the downstream side of the inspection zone.
  • the position where the waste glass plate is dropped in the first disposal process and the position where the waste glass plate is dropped in the second disposal process can be close to each other, so that the space of the common recovery chamber can be reduced. .. Therefore, the equipment cost can be further reduced.
  • a glass plate manufacturing apparatus which was conceived to solve the above-mentioned problems, includes an inspection device for inspecting a plurality of glass plates, a conveying device for conveying glass plates that have undergone inspection by the inspection device, and a conveying device.
  • the apparatus for manufacturing a glass plate having a loading device for taking out a glass plate from the transport path and loading it on a loading container, on the transport path on the downstream side of the inspection zone in which the inspection device is arranged, It is characterized by including a discarding unit for dropping and discarding a waste glass plate contained in the glass plate.
  • the waste glass plate can be simply and surely discarded simply by dropping the waste glass plate to the discarding section on the inspection zone where the inspection device is arranged or on the transport path on the downstream side thereof. Therefore, it is not necessary to bother to load the waste glass plate on the waste loading container, and further, the facility for loading the waste glass plate on the waste loading container is also unnecessary.
  • FIG. 2 is a sectional view taken along line AA of FIG. 1. It is a top view which shows the manufacturing apparatus of the glass plate which concerns on 2nd embodiment.
  • FIG. 4 is a sectional view taken along line BB of FIG. 3. It is a top view which shows the manufacturing apparatus of the glass plate which concerns on 3rd embodiment. It is a top view which shows the manufacturing apparatus of the glass plate which concerns on 4th embodiment. It is a top view which shows the manufacturing apparatus of the glass plate which concerns on 5th embodiment.
  • the glass sheet manufacturing method according to the first embodiment includes a forming step, a first cutting step, a delivery step, a second cutting step, an inspection step, and a conveying step. And a loading process. That is, the glass sheet manufacturing apparatus according to the first embodiment includes a molding zone (not shown), a first cutting zone 1, a delivery zone 2, a second cutting zone 3, an inspection zone 4, and a transport zone 5. And a loading zone 6.
  • the zones 1 to 6 are provided in a processing chamber 7 (for example, a clean room) that divides and forms a space capable of blocking contaminants from the outside to some extent.
  • the molding zone a molding process of continuously molding a vertical glass ribbon (not shown) by the overflow downdraw method is carried out.
  • the molding zone is a space that is provided above the first cutting zone 1 and extends in the vertical direction, and includes a first zone for molding a glass ribbon from molten glass and a second zone for gradually cooling (annealing) the glass ribbon. , A third zone for cooling the glass ribbon, and the third zone in order from the top.
  • the molding method is not limited to the overflow downdraw method, and may be another downdraw method such as a slot downdraw method or a redraw method, or a float method. In addition, in the case of the float method, the molding zone is provided on the side of the first cutting zone 1 rather than above the first cutting zone 1.
  • a first cutting process is performed in which the glass ribbon G is cut in a widthwise direction with a predetermined length while keeping the glass ribbon in a vertical posture.
  • a scribe line is formed in a width direction at a predetermined position of the glass ribbon by a cutting device (not shown)
  • bending stress is applied along the scribe line to cut the scribe line.
  • the method for cutting the glass ribbon is not limited to cutting by bending stress, and may be laser cutting or laser fusing, for example.
  • the glass plate G is used as a substrate of a flat panel display, for example.
  • the plate thickness of the glass plate G is, for example, 0.2 mm to 10 mm, and the size of the glass plate G is, for example, 700 mm ⁇ 700 mm to 3000 mm ⁇ 3000 mm.
  • the delivery process of delivering the glass sheet G between different transport devices is carried out.
  • the board G is delivered.
  • a plurality of delivery zones for delivering the glass sheet G between different transporting devices may be provided.
  • the transfer device 8 transfers the glass plate G along the plate thickness direction of the glass plate G while holding both end portions in the width direction of the glass plate G in the vertical posture.
  • the transporting device 9 transports the glass plate G in the horizontal direction (preferably in the horizontal direction) along the surface of the glass plate G while holding the upper end of the glass plate G in a vertical posture and suspending it. That is, in the present embodiment, the transport devices 8 and 9 are switched in the delivery zone 2, and the transport direction of the glass sheet G also changes.
  • the transfer devices 8 and 9 can reciprocate within a predetermined range on the transfer path. As a method of holding the glass plate G by the transport devices 8 and 9, for example, the glass plate G may be sucked or pinched (chucked).
  • the manner of holding the glass plate G by the transfer devices 8 and 9 and the transfer direction are not particularly limited and can be appropriately changed.
  • a second cutting step is performed in which both widthwise ends of the glass sheet G are vertically cut and removed.
  • a scribe line S is formed in a vertical direction at a predetermined position of the glass plate G by a cutting device (not shown)
  • bending stress is applied along the scribe line S to cut the glass plate G.
  • the widthwise ends of the glass plate G to be removed may include ears that are relatively thicker than the widthwise center.
  • the method of cutting the glass ribbon is not limited to the cutting by bending stress, and may be, for example, laser cutting or laser fusing.
  • an inspection process for continuously inspecting a plurality of glass plates G is carried out.
  • the uneven thickness (plate thickness) of the glass plate G, the streak (stria) of the glass plate G, or the glass plate is measured by one or a plurality of inspection devices 10.
  • the type (for example, bubble, foreign substance, etc.), position (coordinates), and size of the defect included in G are measured.
  • the inspection result of the inspection device 10 is stored in the database together with the identification information of the glass plate G.
  • the inspection content in the inspection zone 4 is not particularly limited and can be changed as appropriate.
  • a marking zone for carrying out the marking step may be provided on the downstream side of the inspection zone 4 and the upstream side of the transport zone 5.
  • a two-dimensional code or a one-dimensional code is printed on the glass plate G.
  • the printed code indicates the identification information of the glass plate G, and may include the inspection result and the like.
  • the transfer device 9 performs a transfer step of transferring the glass sheet G that has been inspected.
  • the transport device 9 transports the glass sheet G in the horizontal direction along the surface of the glass sheet G while holding the upper end of the glass sheet G in the vertical position.
  • the loading zone 6 a loading process is performed in which the glass sheets G taken out from the delivery zones 5a to 5c of the transport zone 5 are loaded on a plurality of pallets 11 separately.
  • the stacking zone 6 is divided into a plurality of zones 6a to 6c along the transport path in the transport zone 5.
  • the transfer zone 5 is provided with three delivery zones 5a to 5c
  • the loading zone 6 is provided with three loading zones 6a to 6c corresponding to the delivery zones 5a to 5c.
  • the numbers of delivery zones and loading zones are not particularly limited.
  • each loading zone 6a to 6c a pallet 11 and a dedicated loading device 12 for loading the glass sheets G on the pallet 11 are arranged.
  • Each loading device 12 is capable of reciprocating between each delivery zone 5a to 5c of the transport zone 5 and each loading zone 6a to 6c.
  • Each loading device 12 conveys the glass plate G along the plate thickness direction while holding the upper end portion of the glass plate G in the vertical posture (for example, sucking or sandwiching the glass plate G), and also places the glass plate G on the pallet 11.
  • a protective sheet such as interleaving paper is interposed between the glass sheets G on the pallet 11.
  • the manner of holding the glass plate G by the stacking device 12 and the conveying direction are not particularly limited and can be appropriately changed.
  • the glass plate manufacturing method further includes a rating step of rating each glass plate G based on the inspection result by the inspection device 10.
  • the rating of the glass plate G is to classify the glass plate G determined to be non-defective based on the inspection result into a plurality of types according to the quality.
  • the glass plate G belonging to the higher rank has a higher quality than the glass plate G belonging to the lower rank, and substantially the same post-processing can be performed on the glass plates G belonging to the same rank.
  • the inspection result of the inspection device 10 is input to the control unit 13, and the control unit 13 automatically determines the rating of each glass plate G based on the input inspection result.
  • the operator may determine the rating of each glass sheet G based on the input inspection result.
  • the control unit 13 automatically selects the pallet 11 on which the glass sheets G are loaded based on the rating result.
  • the worker may select the pallet 11 on which the glass sheets G are loaded based on the rating result.
  • each pallet 11 has a preset rating of the glass sheets G to be loaded, and the control unit 13 ensures that the rating result matches the preset rating of the pallet 11.
  • the pallet 11 on which the glass sheets G are loaded is selected.
  • the arrangement mode of the plurality of pallets 11 is a mode in which the ranks are lowered from the upstream side or a rank is increased in the order from the upstream side. This arrangement mode also includes a case where a plurality of pallets 11 having the same rating are adjacent to each other. Then, the transport device 9 and the loading device 12 operate to load the glass sheets G on the pallet 11 selected by the control unit 13.
  • the control unit 13 selects the pallet 11 arranged in the loading zone 6a based on the rating result
  • the loading device 12 transfers the glass plate G to the delivery zone 5a.
  • the glass plate G is received and conveyed to the pallet 11 arranged in the stacking zone 6a.
  • each pallet 11 is loaded with glass sheets G of equivalent quality based on the result of the rating that reflects the result of the inspection process. Therefore, the post-processing can be efficiently performed on the glass sheets G stored in the same pallet 11 under substantially the same conditions.
  • the loading of the preceding glass sheet G is not completed in the pallet 11 selected by the control unit 13 based on the result of the rating. In some cases, the succeeding glass plate G cannot be loaded. Similarly, when a trouble occurs in the loading device 12 or the like, the glass plate G may not be loaded on the pallet 11 selected by the control unit 13 based on the rating result.
  • the control unit 13 reselects another pallet 11 on which a lower case should be loaded. In this case, the control unit 13 confirms in advance that the upper case is compatible with the lower case.
  • the area for collecting a good glass plate in the upper case includes the area for collecting a good glass sheet in the lower case, it is determined that the upper case is compatible with the lower case. .. Specifically, for example, when the upper rank is a target for collecting one large non-defective glass plate from the glass plate G, and the lower rank is for collecting the right half of the glass plate G as the non-defective glass plate. And so on.
  • the transport device 9 and the loading device 12 operate to load the glass sheets G on the pallet 11 of the lower rank reselected by the control unit 13. In this way, even if the specific pallet 11 is unacceptable, the glass plate G is loaded on the pallet 11 of a lower rank than the specific pallet 11, so that the glass plate G can be effectively used without being discarded. it can.
  • the waste glass plate Gx when a waste glass plate Gx to be discarded (including both a good glass plate and a defective glass plate) occurs in the glass plate G, the waste glass plate Gx.
  • the method further includes a discarding step of discarding.
  • the disposal process is carried out at two locations, that is, the inspection zone 4 or the downstream side thereof and the upstream side of the loading zone 6 (first disposal process) and the upstream side of the inspection zone 4 (second disposal process). It The discarding process on the upstream side of the inspection zone 4 may be omitted.
  • the waste glass plate Gx is discarded through the upstream disposal port 14 into the collection chamber (disposal part) 15 provided below the processing chamber 7.
  • the waste glass sheet Gx is dropped by dropping it into the recovery chamber 15 provided below the processing chamber 7 through the downstream disposal port 16. ..
  • the processing chamber 7 and the recovery chamber 15 are spaces separated by a floor surface (floor surface of the processing chamber 7) 17.
  • the processing chamber 7 is provided on the second floor of the building, and the recovery chamber 15 is provided on the first floor of the building.
  • the waste glass plate Gx drops from the processing chamber 7 into the recovery chamber 15 by releasing the holding by the transport devices 8 and 9 above the corresponding waste ports 14 and 16.
  • the upstream disposal port 14 is provided on the floor surface 17 of the delivery zone 2 in this embodiment.
  • the timing for discarding the waste glass sheet Gx through the upstream waste port 14 is, for example, when the molding zone is started up, when a molding failure occurs in the molding zone, when a cutting failure occurs in the first cutting zone 1, a trouble, or the like. Therefore, the case where the glass sheet G cannot be received in the downstream side process can be mentioned.
  • the downstream waste port 16 is provided on the floor surface 17 of the delivery zone 5c for supplying the glass sheet G to the most downstream portion of the transport path in the transport zone 5, that is, the pallet 11 arranged at the most downstream.
  • the waste glass sheet Gx is discarded on the upstream side of the transport path in the transport zone 5, it becomes difficult to handle the waste glass sheet Gx when trouble occurs after passing through the discard position. Such a problem can be avoided by discarding the waste glass sheet Gx at the most downstream part of the transport path in the transport zone 5 as described above.
  • the timing of discarding the waste glass sheet Gx through the downstream waste port 16 is when the pallet 11 to be loaded cannot be selected.
  • the pallets 11 to be loaded cannot be selected for example, when the glass plate G is determined to be a defective product by the inspection of the inspection device 10, when the glass plates G cannot be accepted in all the pallets 11 due to a trouble or the like. Can be mentioned.
  • the recovery chamber 15 may be a different space separated by a portion corresponding to the upstream waste port 14 and a portion corresponding to the downstream waste port 16, but is the same space in this embodiment. In this way, the recovery chamber 15 corresponding to the two disposal ports 14 and 16 can be shared, and the facility cost can be reduced.
  • a bottomed cylindrical collection container 18 for receiving the falling waste glass plate Gx is arranged directly below each of the upstream waste port 14 and the downstream waste port 16.
  • a nonflammable liquid such as water may be stored inside the recovery container 18 in order to prevent scattering of glass fragments (including glass powder) generated from the waste glass plate Gx broken by the impact of dropping. ..
  • the upstream waste port 14 and the downstream waste port 16 are provided with an opening / closing mechanism (not shown) capable of opening / closing their openings. By doing so, it is possible to physically block the glass powder generated from the waste glass plate Gx from entering the processing chamber 7 from the recovery chamber 15.
  • the opening / closing mechanism may be omitted if there is no problem of invasion of glass powder into the processing chamber 7 such as when the ceiling of the recovery chamber 15 (that is, the floor surface 17) is sufficiently high.
  • the air pressure in the recovery chamber 15 is preferably lower than the air pressure in the processing chamber 7. This makes it difficult for the gas in the recovery chamber 15 to enter the processing chamber 7. Therefore, it becomes difficult for the glass powder in the recovery chamber 15 to enter the processing chamber 7 together with the gas.
  • the air pressure in the upper and lower spaces can be adjusted by, for example, disposing an air blower in the processing chamber 7 and / or disposing a dust collector in the recovery chamber 15.
  • the dust collector is preferably arranged in the collection chamber 15 in the vicinity of the disposal ports 14 and 16.
  • the glass sheet manufacturing apparatus and method according to the second embodiment is different from the first embodiment in that the downstream waste port 16 is located at the most upstream portion of the transport zone 5, that is, The point is provided on the floor surface 17 of the delivery zone 5a for supplying the glass plate G to the most upstream pallet 11.
  • the downstream waste port 16 is provided in the most upstream part of the transport zone 5 as described above, the downstream waste port 16 is provided in the most upstream part of the transport zone 5 as compared with the first embodiment. Can be approached to. Therefore, when the recovery chamber 15 corresponding to the upstream waste port 14 and the downstream waste port 16 is shared, the space of the shared recovery chamber 15 can be reduced. As a result, equipment costs can be reduced. Further, for example, a space such as a clean room 19 separated from the recovery room 15 may be provided in a space formed on the same floor as the recovery room 15 due to the space saving of the recovery room 15. The clean room 19 can store, for example, the pallet 11 in which the glass plate G is stored.
  • the glass sheet manufacturing apparatus and manufacturing method according to the third embodiment are different from those of the first and second embodiments, except that the transport zone 5 has two delivery zones as delivery zones. The point is that only zones 5a and 5b are provided.
  • downstream disposal port 16 is provided, for example, on the floor surface of the upstream delivery zone 5a (or the downstream delivery zone 5b).
  • the glass sheet manufacturing apparatus and manufacturing method according to the fourth embodiment are different from those of the first to third embodiments, except that the transport zone 5 has four delivery zones as delivery zones. The point is that zones 5a to 5d are provided.
  • downstream disposal port 16 is provided, for example, on the floor surface of the delivery zone 5b (or the delivery zone 5c) in the middle portion between the delivery zone 5a in the most upstream portion and the delivery zone 5d in the most downstream portion.
  • the downstream waste port 16 is provided on the floor surface of the delivery zone 5a at the most upstream portion or the delivery zone 5d at the most downstream portion. May be. Further, as illustrated in the first embodiment and the second embodiment, even when the transport zone 5 includes the three delivery zones 5a to 5c, the downstream waste port 16 has the delivery zone 5a in the uppermost stream, It may be provided on the floor surface of the intermediate transfer zone 5b between the most downstream transfer zone 5c.
  • the glass sheet manufacturing apparatus and manufacturing method according to the fifth embodiment are different from those of the first to fourth embodiments, except that the upstream waste port 14 is located on the floor of the first cutting zone 1. This is the point provided on the surface 17. In this way, since the upstream waste port 14 is provided on the floor surface 17 of the first cutting zone 1 located directly below the molding zone, when a glass ribbon (waste glass plate) to be discarded occurs due to the molding zone. Moreover, the glass ribbon can be easily dropped from the molding zone into the collection chamber 15 and discarded.
  • the conveying mode of the glass plate is not particularly limited, and for example, the glass plate G is in the horizontal posture (preferably the horizontal posture) by a conveyor or the like. ) Or an inclined posture.
  • the case where the glass plates are rated based on the inspection result and the glass plates are stacked on the plurality of pallets based on the rating result has been described, but regardless of the inspection result, the number of loaded glass plates is
  • the glass plates may be stacked on a plurality of pallets according to the circumstances.
  • the invention is not limited to a configuration in which a plurality of pallets are stacked, and a plurality of glass plates may be sequentially stacked on one pallet arranged in advance.
  • the loading container for loading the glass plates is not particularly limited.
  • the glass plate G is in a horizontal posture (flat posture). ), A pallet to be loaded with), a grooved case in which the glass plates G can be stored at intervals, or the like.
  • the waste ports are provided on the upstream side and the downstream side of the inspection zone, but the positions and the number of the waste ports are not particularly limited.
  • the waste port on the upstream side of the inspection zone may be omitted.
  • the waste port on the downstream side of the inspection zone may be omitted and the waste port may be provided on the floor surface of the inspection zone.
  • a bottomed cylindrical recovery container as a discarding unit may be disposed in a processing chamber in which a glass plate transport zone or the like is provided, and the glass plate may be dropped into the recovery container for disposal.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
PCT/JP2019/041754 2018-11-01 2019-10-24 ガラス板の製造方法および製造装置 WO2020090627A1 (ja)

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CN201990001074.3U CN215440208U (zh) 2018-11-01 2019-10-24 玻璃板的制造装置
JP2020553836A JP7424303B2 (ja) 2018-11-01 2019-10-24 ガラス板の製造方法および製造装置

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JP2018-206495 2018-11-01
JP2018206495 2018-11-01

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63298036A (ja) * 1987-05-29 1988-12-05 Nippon Sheet Glass Co Ltd ２グレ−ド採板システム
JPH06247515A (ja) * 1993-02-23 1994-09-06 Asahi Glass Co Ltd 板状材のソーティングシステム
JPH10120160A (ja) * 1996-10-21 1998-05-12 Central Glass Co Ltd ガラス板の搬送仕分装置
JP2008266098A (ja) * 2007-04-24 2008-11-06 Nippon Electric Glass Co Ltd ガラス板製造方法およびガラス板製造設備
JP2017154911A (ja) * 2016-02-29 2017-09-07 日本電気硝子株式会社 ガラス板製造設備およびガラス板の製造方法
JP2018090448A (ja) * 2016-12-02 2018-06-14 日本電気硝子株式会社 板ガラスの製造方法
JP2018104221A (ja) * 2016-12-26 2018-07-05 日本電気硝子株式会社 ガラス板の製造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63298036A (ja) * 1987-05-29 1988-12-05 Nippon Sheet Glass Co Ltd ２グレ−ド採板システム
JPH06247515A (ja) * 1993-02-23 1994-09-06 Asahi Glass Co Ltd 板状材のソーティングシステム
JPH10120160A (ja) * 1996-10-21 1998-05-12 Central Glass Co Ltd ガラス板の搬送仕分装置
JP2008266098A (ja) * 2007-04-24 2008-11-06 Nippon Electric Glass Co Ltd ガラス板製造方法およびガラス板製造設備
JP2017154911A (ja) * 2016-02-29 2017-09-07 日本電気硝子株式会社 ガラス板製造設備およびガラス板の製造方法
JP2018090448A (ja) * 2016-12-02 2018-06-14 日本電気硝子株式会社 板ガラスの製造方法
JP2018104221A (ja) * 2016-12-26 2018-07-05 日本電気硝子株式会社 ガラス板の製造方法

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