JP5559739B2 - ガラスシート製造方法 - Google Patents
ガラスシート製造方法 Download PDFInfo
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- JP5559739B2 JP5559739B2 JP2011107949A JP2011107949A JP5559739B2 JP 5559739 B2 JP5559739 B2 JP 5559739B2 JP 2011107949 A JP2011107949 A JP 2011107949A JP 2011107949 A JP2011107949 A JP 2011107949A JP 5559739 B2 JP5559739 B2 JP 5559739B2
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- glass ribbon
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- pressure
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- Prior art date
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- 239000011521 glass Substances 0.000 title claims description 170
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 238000000034 method Methods 0.000 claims description 53
- 238000005520 cutting process Methods 0.000 claims description 33
- 239000012530 fluid Substances 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 9
- 239000013013 elastic material Substances 0.000 claims description 6
- 230000004927 fusion Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 230000006641 stabilisation Effects 0.000 description 9
- 238000011105 stabilization Methods 0.000 description 9
- 239000006060 molten glass Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- -1 steel) Chemical class 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B18/00—Shaping glass in contact with the surface of a liquid
- C03B18/02—Forming sheets
- C03B18/04—Changing or regulating the dimensions of the molten glass ribbon
-
- 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
- C03B33/0215—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the ribbon being in a substantially vertical plane
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
- C03B17/06—Forming glass sheets
-
- 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
- C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
- C03B33/033—Apparatus for opening score lines in glass sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2249/00—Aspects relating to conveying systems for the manufacture of fragile sheets
- B65G2249/04—Arrangements of vacuum systems or suction cups
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Description
122 底部
140 ガラスリボン
142 横方向部分
152 ガラスシート
156 粘性ゾーン
158 硬化ゾーン
160 弾性ゾーン
210 切断装置
220 アンビル部
262 圧力ポート
264 係合面
332a〜332i 圧力センサ
410a 中央圧力ゾーン
410b〜410e 圧力ゾーン対
510 押圧装置
516 罫書き装置
518 罫書き線
Claims (10)
- ガラスシートを製造する方法において、
ガラスリボンを延伸方向に沿って成形用ウェッジの底部から下流の粘性ゾーンへと融合延伸するステップであって、前記ガラスリボンが、対向するエッジと、該対向するエッジの間に、前記延伸方向を横断する横方向に沿って延在している横方向部分とを含んでいるステップ、
前記ガラスリボンを前記粘性ゾーンから下流の硬化ゾーンへと延伸するステップであって、このとき前記ガラスリボンが、粘性状態から弾性状態へと硬化されるステップ、
前記ガラスリボンを前記硬化ゾーンから下流の弾性ゾーンへと延伸するステップであって、このとき前記弾性ゾーン中の前記ガラスリボンの横方向部分が、実質的に湾曲した硬化プロファイル形状を含む横方向に沿ったプロファイル形状を含むステップ、
真空を生成して、前記ガラスリボンの前記横方向部分の全体を前記弾性ゾーンにおいて強制的に切断装置のアンビル部に係合させるステップであって、このとき該ガラスリボンの前記横方向部分のプロファイル形状が前記アンビル部の形状に実質的に適合する実質的に平面の係合したプロファイル形状を含むように、前記ガラスリボンが支持され、前記真空が、互いに独立して操作される複数の圧力ゾーンにより提供されるステップ、
前記ガラスリボンの前記横方向部分に沿って罫書き線を形成するステップ、
前記ガラスリボンの前記横方向部分全体が前記真空によって強制的に前記アンビル部に押し付けられている間に、前記ガラスリボンから前記罫書き線に沿って前記ガラスシートを切断するステップ、および
前記ガラスリボンの前記プロファイル形状が前記係合したプロファイル形状と適合しないように前記ガラスリボンを前記アンビル部から解放するステップ、
を含むことを特徴とする方法。 - 前記複数の圧力ゾーンが、少なくとも1対の側部圧力ゾーンが跨いでいる、少なくとも1つの中央圧力ゾーンを含み、前記ガラスシートを切断するステップの後、前記中央圧力ゾーンからの真空力を減少させて、前記1対の側部圧力ゾーンが前記横方向部分の側部エリアを解放し始める前に、前記横方向部分の中央エリアを解放し始めることを特徴とする請求項1記載の方法。
- 前記ガラスシートを切断するステップの後、前記中央エリアを前記アンビル部から強制的に離すために前記中央圧力ゾーンが正圧を加えることを特徴とする請求項2記載の方法。
- 前記正圧が、前記1対の側部圧力ゾーンにより前記真空が維持されている間に前記中央圧力ゾーンにより加えられることを特徴とする請求項3記載の方法。
- 前記複数の圧力ゾーンが、前記ガラスリボンが前記アンビル部と係合するときに独立して調節されることを特徴とする請求項1記載の方法。
- 前記複数の圧力ゾーンが、前記ガラスリボンが前記アンビル部と係合するときに逐次的に調節されることを特徴とする請求項5記載の方法。
- 押圧装置を用いて、前記ガラスリボンの前記横方向部分を前記アンビル部に押し付けて伸ばし平坦化し実質的に平面の係合したプロファイル形状を達成するステップであって、平坦化後、前記ガラスリボンから前記ガラスシートが切断される前に前記ガラスリボンが前記実質的に湾曲した硬化プロファイル形状に戻らないよう、前記真空が防ぐステップ、をさらに含むことを特徴とする請求項1記載の方法。
- 前記罫書き線を形成するステップが、前記ガラスリボンの前記横方向部分全体が前記アンビル部と係合する前に開始されることを特徴とする請求項1記載の方法。
- 前記アンビル部が弾性材料を含むことを特徴とする請求項1記載の方法。
- 前記アンビル部が、前記真空を生成するために流体加圧装置と連通している少なくとも1つの圧力ポートを有していることを特徴とする請求項1記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/779,266 | 2010-05-13 | ||
US12/779,266 US8245539B2 (en) | 2010-05-13 | 2010-05-13 | Methods of producing glass sheets |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2011241140A JP2011241140A (ja) | 2011-12-01 |
JP2011241140A5 JP2011241140A5 (ja) | 2014-05-22 |
JP5559739B2 true JP5559739B2 (ja) | 2014-07-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011107949A Active JP5559739B2 (ja) | 2010-05-13 | 2011-05-13 | ガラスシート製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8245539B2 (ja) |
JP (1) | JP5559739B2 (ja) |
KR (1) | KR101722786B1 (ja) |
CN (1) | CN102351405B (ja) |
TW (1) | TWI464123B (ja) |
Cited By (1)
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---|---|---|---|---|
JP7485972B2 (ja) | 2022-04-26 | 2024-05-17 | 日亜化学工業株式会社 | 半導体装置の製造方法 |
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2010
- 2010-05-13 US US12/779,266 patent/US8245539B2/en not_active Expired - Fee Related
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2011
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JP7485972B2 (ja) | 2022-04-26 | 2024-05-17 | 日亜化学工業株式会社 | 半導体装置の製造方法 |
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TW201210955A (en) | 2012-03-16 |
US8245539B2 (en) | 2012-08-21 |
CN102351405A (zh) | 2012-02-15 |
KR20110125621A (ko) | 2011-11-21 |
JP2011241140A (ja) | 2011-12-01 |
KR101722786B1 (ko) | 2017-04-05 |
US20110277507A1 (en) | 2011-11-17 |
CN102351405B (zh) | 2014-07-02 |
TWI464123B (zh) | 2014-12-11 |
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