JP2018150235A - 成形ガラス品を形成するための方法及び装置 - Google Patents
成形ガラス品を形成するための方法及び装置 Download PDFInfo
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- JP2018150235A JP2018150235A JP2018089120A JP2018089120A JP2018150235A JP 2018150235 A JP2018150235 A JP 2018150235A JP 2018089120 A JP2018089120 A JP 2018089120A JP 2018089120 A JP2018089120 A JP 2018089120A JP 2018150235 A JP2018150235 A JP 2018150235A
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- 239000011521 glass Substances 0.000 title claims abstract description 373
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 38
- 238000001816 cooling Methods 0.000 claims description 81
- 230000008569 process Effects 0.000 claims description 27
- 238000000465 moulding Methods 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 description 13
- 230000005855 radiation Effects 0.000 description 9
- 239000012809 cooling fluid Substances 0.000 description 8
- 239000006059 cover glass Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003993 interaction Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000005358 alkali aluminosilicate glass Substances 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 238000005342 ion exchange Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910018068 Li 2 O Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910001413 alkali metal ion Inorganic materials 0.000 description 2
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000003426 chemical strengthening reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 229910000953 kanthal Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241000282575 Gorilla Species 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 239000005407 aluminoborosilicate glass Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006025 fining agent Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- -1 iron-chromium-aluminum Chemical compound 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/035—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending
- C03B23/0352—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet
- C03B23/0357—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet by suction without blowing, e.g. with vacuum or by venturi effect
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/0235—Re-forming glass sheets by bending involving applying local or additional heating, cooling or insulating means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2225/00—Transporting hot glass sheets during their manufacture
- C03B2225/02—Means for positioning, aligning or orientating the sheets during their travel, e.g. stops
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24628—Nonplanar uniform thickness material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
Description
一実施形態において、ガラス体はアルカリアルミノケイ酸ガラスでつくられる。
(1)ガラス平坦領域70のガラス粘度が1010.1ポアズ以上にある、
(2)金型面平坦領域32がT11.3より低い温度にある、ここでT11.3はガラス粘度が1011.3ポアズになる温度である、
(3)ガラスベンド領域74におけるガラス粘度が109.9ポアズ以下である、
(4)金型面湾曲領域36またはベンド及びコーナーを含む金型面湾曲領域36の部分がT11.7より高い温度にある、ここでT11.7はガラス粘度が1011.7ポアズになる温度である、
が成立している。術語「ガラス粘度」はガラス板60のガラス組成に基づく。したがって、上に挙げた温度の実値はガラス組成毎に変わるであろう。
12,12a ガラス品平坦区画
13,13a,13b 周縁/縁辺
14,14a,14b ガラス品湾曲区画
16,16a,16b ガラス品湾曲区画のベンド
17 ガラス品湾曲区画のコーナー
20,20a 金型
22,22a 金型本体
24 金型本体上面
26,26a 金型キャビティ
28 位置合わせピン
30,30a 金型面
32,32a 金型面平坦領域
33,33a,33b 金型面平坦領域周縁
34,34a,34b 金型面湾曲領域
36,36a,36b 金型面湾曲領域のベンド
37 金型面湾曲領域のコーナー
38,38a,38b 真空プレナム
40,40a,40b 真空開口
42 (真空)ポート
44,44a 冷却装置
46 冷却チャンバ
48a,48b 冷却チャンバの対向する端面
50,52 (冷却チャンバ)流入ポート
54 (冷却チャンバ)流出ポート
56 冷却流体
58 流出冷却流体
60 ガラス板
64 炉
66 主ヒータ
70 ガラス平坦領域
72 ガラス湾曲領域
74 ガラスベンド領域
75,75a,75b 補助ヒータ
78 反射器
Claims (1)
- 成形ガラス品を形成する方法において、
選ばれた成形ガラス品プロファイルをもつ金型面を有する金型上にガラス板を置く工程であって、前記ガラス板の第1のガラス領域が前記金型面の第1の金型面領域に対応し、前記ガラス板の第2のガラス領域が前記金型面の第2の金型面領域に対応するように、置く工程、
前記第1のガラス領域及び前記第2のガラス領域を1010.1ポアズと109ポアズの間のガラス粘度まで加熱する工程、
前記第2のガラス領域の前記ガラス粘度が前記第1のガラス領域の前記ガラス粘度より8ポアズ以上低くなるように、前記第2のガラス領域を109.9ポアズ以下のガラス粘度まで局所加熱する工程、
前記ガラス板を前記金型面と同形にするため、前記第2のガラス領域が109.9ポアズ以下のガラス粘度にあるときに前記ガラス板に力を印加する工程、及び
前記第2のガラス領域の前記局所加熱中、前記第1のガラス領域の前記ガラス粘度を109.9ポアズより高いままにしておく温度勾配を前記金型面上に誘起するために前記第1の金型面領域を局所冷却する工程、
を含むことを特徴とする方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361766878P | 2013-02-20 | 2013-02-20 | |
US61/766,878 | 2013-02-20 |
Related Parent Applications (1)
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JP2015558123A Division JP6337022B2 (ja) | 2013-02-20 | 2014-02-13 | 成形ガラス品を形成するための方法及び装置 |
Publications (2)
Publication Number | Publication Date |
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JP2018150235A true JP2018150235A (ja) | 2018-09-27 |
JP6725582B2 JP6725582B2 (ja) | 2020-07-22 |
Family
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JP2015558123A Expired - Fee Related JP6337022B2 (ja) | 2013-02-20 | 2014-02-13 | 成形ガラス品を形成するための方法及び装置 |
JP2018089120A Expired - Fee Related JP6725582B2 (ja) | 2013-02-20 | 2018-05-07 | 成形ガラス品を形成するための方法及び装置 |
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JP2015558123A Expired - Fee Related JP6337022B2 (ja) | 2013-02-20 | 2014-02-13 | 成形ガラス品を形成するための方法及び装置 |
Country Status (7)
Country | Link |
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US (3) | US9550695B2 (ja) |
EP (1) | EP2958863B1 (ja) |
JP (2) | JP6337022B2 (ja) |
KR (1) | KR102157751B1 (ja) |
CN (1) | CN105793203B (ja) |
TW (2) | TWI702191B (ja) |
WO (1) | WO2014130331A1 (ja) |
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CN105793203B (zh) | 2022-03-01 |
US9550695B2 (en) | 2017-01-24 |
TW201437159A (zh) | 2014-10-01 |
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