CA2994524C - Microwave heating glass bending process - Google Patents
Microwave heating glass bending process Download PDFInfo
- Publication number
- CA2994524C CA2994524C CA2994524A CA2994524A CA2994524C CA 2994524 C CA2994524 C CA 2994524C CA 2994524 A CA2994524 A CA 2994524A CA 2994524 A CA2994524 A CA 2994524A CA 2994524 C CA2994524 C CA 2994524C
- Authority
- CA
- Canada
- Prior art keywords
- glass sheet
- furnace
- glass
- temperature
- computer
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 239000011521 glass Substances 0.000 title claims abstract description 383
- 238000005452 bending Methods 0.000 title claims abstract description 120
- 238000000034 method Methods 0.000 title claims abstract description 103
- 238000010438 heat treatment Methods 0.000 title claims abstract description 55
- 230000008569 process Effects 0.000 title claims abstract description 49
- 238000007493 shaping process Methods 0.000 claims abstract description 74
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 119
- 229910052742 iron Inorganic materials 0.000 claims description 57
- 238000009826 distribution Methods 0.000 claims description 34
- 230000003287 optical effect Effects 0.000 claims description 22
- 238000003384 imaging method Methods 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 claims description 12
- 238000001444 catalytic combustion detection Methods 0.000 claims description 9
- 241000948205 Campanulotes bidentatus compar Species 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 10
- 239000005357 flat glass Substances 0.000 description 14
- 239000000758 substrate Substances 0.000 description 10
- 238000013461 design Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000011229 interlayer Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000001276 controlling effect Effects 0.000 description 7
- 239000005361 soda-lime glass Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 6
- 238000007496 glass forming Methods 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 5
- 239000005368 silicate glass Substances 0.000 description 5
- 235000000396 iron Nutrition 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- OUFSPJHSJZZGCE-UHFFFAOYSA-N aluminum lithium silicate Chemical compound [Li+].[Al+3].[O-][Si]([O-])([O-])[O-] OUFSPJHSJZZGCE-UHFFFAOYSA-N 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000006124 Pilkington process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005670 electromagnetic radiation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000005329 float glass Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000002044 microwave spectrum Methods 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 238000007507 annealing of glass Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- -1 but not limited to Chemical compound 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000005467 cyclotron radiation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 238000004826 seaming Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000001931 thermography Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000012800 visualization 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
- C03B23/025—Re-forming glass sheets by bending by gravity
- C03B23/0258—Gravity bending involving applying local or additional heating, cooling or insulating means
-
- 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
- C03B29/04—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a continuous way
- C03B29/06—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a continuous way with horizontal displacement of the products
- C03B29/08—Glass sheets
-
- 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
- C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
- C03B35/20—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by gripping tongs or supporting frames
- C03B35/202—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by gripping tongs or supporting frames by supporting frames
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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/819,849 US10526232B2 (en) | 2013-05-30 | 2015-08-06 | Microwave heating glass bending process |
| US14/819,849 | 2015-08-06 | ||
| PCT/US2016/038738 WO2017023436A1 (en) | 2015-08-06 | 2016-06-22 | Microwave heating glass bending process and apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2994524A1 CA2994524A1 (en) | 2017-02-09 |
| CA2994524C true CA2994524C (en) | 2019-07-09 |
Family
ID=56404305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2994524A Active CA2994524C (en) | 2015-08-06 | 2016-06-22 | Microwave heating glass bending process |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP3331831A1 (de) |
| JP (1) | JP6592586B2 (de) |
| CN (1) | CN107848864B (de) |
| BR (1) | BR112018002494A2 (de) |
| CA (1) | CA2994524C (de) |
| TW (1) | TWI625309B (de) |
| WO (1) | WO2017023436A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108328910B (zh) * | 2018-04-11 | 2023-10-10 | 四川一名微晶科技股份有限公司 | 微波热弯窑及利用微波加热制备热弯微晶玻璃的方法 |
| US12063732B2 (en) * | 2020-04-02 | 2024-08-13 | Automation Tech, LLC | Modular cooking appliance having an auto-loading microwave oven |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4192689A (en) | 1978-05-30 | 1980-03-11 | Ppg Industries, Inc. | Ion exchange strengthening of soda-lime-silica glass |
| US4601743A (en) * | 1983-09-12 | 1986-07-22 | Casso Solar Corporation | Glass furnace with heat sensing means |
| US4807144A (en) * | 1986-12-02 | 1989-02-21 | Glasstech International L.P. | Temperature control system for glass sheet furnace |
| US5028759A (en) | 1988-04-01 | 1991-07-02 | Ppg Industries, Inc. | Low emissivity film for a heated windshield |
| US4744809A (en) | 1987-01-02 | 1988-05-17 | Ppg Industries, Inc. | Method and apparatus for homogenizing flat glass |
| US4820902A (en) | 1987-12-28 | 1989-04-11 | Ppg Industries, Inc. | Bus bar arrangement for an electrically heated transparency |
| EP0592862B1 (de) * | 1992-10-15 | 1997-03-12 | Tamglass Engineering Oy | Verfahren und Ofen zum Biegen von Glastafeln |
| US5565388A (en) | 1993-11-16 | 1996-10-15 | Ppg Industries, Inc. | Bronze glass composition |
| DE69608746T2 (de) * | 1995-09-07 | 2000-10-12 | Ford Motor Co | Verfahren zum Erhitzen einer Glasscheibe |
| US5971249A (en) * | 1997-02-24 | 1999-10-26 | Quad Systems Corporation | Method and apparatus for controlling a time/temperature profile inside of a reflow oven |
| US6094942A (en) | 1997-06-13 | 2000-08-01 | Ppg Industries Ohio, Inc. | Method and apparatus for reducing tin defects in float glass |
| US6301858B1 (en) | 1999-09-17 | 2001-10-16 | Ppg Industries Ohio, Inc. | Sealant system for an insulating glass unit |
| US6408649B1 (en) * | 2000-04-28 | 2002-06-25 | Gyrotron Technology, Inc. | Method for the rapid thermal treatment of glass and glass-like materials using microwave radiation |
| US7240519B2 (en) | 2002-11-18 | 2007-07-10 | Ppg Industries Ohio, Inc. | Apparatus and method for bending glass sheets |
| JP2004203677A (ja) * | 2002-12-25 | 2004-07-22 | Nippon Sheet Glass Co Ltd | ガラス板の急冷強化方法及び同装置 |
| FI117354B (fi) * | 2003-06-02 | 2006-09-15 | Tamglass Ltd Oy | Menetelmä reunamuotilla taivutettavan lasilevyn taivutuspussikkuuden mittaamiseksi |
| US7727917B2 (en) | 2003-10-24 | 2010-06-01 | Schott Ag | Lithia-alumina-silica containing glass compositions and glasses suitable for chemical tempering and articles made using the chemically tempered glass |
| US7443499B2 (en) * | 2005-06-30 | 2008-10-28 | Glaston Services Ltd. Oy | Method for measuring the sagging of a glass panel |
| JP4839702B2 (ja) * | 2005-07-04 | 2011-12-21 | オムロン株式会社 | 温度制御方法、調整装置、温度調節器、プログラム、記録媒体および熱処理装置 |
| US7585801B2 (en) | 2005-11-02 | 2009-09-08 | Ppg Industries Ohio, Inc. | Gray glass composition |
| US20070140311A1 (en) * | 2005-12-20 | 2007-06-21 | House Keith L | Method and apparatus for characterizing a glass ribbon |
| FR2902881B1 (fr) * | 2006-06-27 | 2008-11-21 | Stein Heurtey | Installation de production de verre plat avec equipement de mesure des contraintes,et procede de conduite d'une etenderie de recuisson de verre plat. |
| BRPI0923683A2 (pt) * | 2008-12-22 | 2016-01-19 | Vidrio Plano De Mexico S A De Cv | "método e sistema para curvar chapas de vidro com curvaturas complexas" |
| US8155816B2 (en) | 2008-12-30 | 2012-04-10 | Ppg Industries Ohio, Inc | Method of and system for maintaining operating performance of a transparency |
| US8924006B2 (en) * | 2011-11-30 | 2014-12-30 | Corning Incorporated | Device and methods for picking and placing hot 3D glass |
| JP5857858B2 (ja) * | 2012-04-13 | 2016-02-10 | 新日鐵住金株式会社 | 形状計測装置及び形状計測方法 |
| US9108875B2 (en) * | 2013-05-30 | 2015-08-18 | Ppg Industries Ohio, Inc. | Heating and shaping system using microwave focused beam heating |
-
2016
- 2016-06-22 WO PCT/US2016/038738 patent/WO2017023436A1/en unknown
- 2016-06-22 JP JP2018505718A patent/JP6592586B2/ja active Active
- 2016-06-22 EP EP16736966.9A patent/EP3331831A1/de not_active Withdrawn
- 2016-06-22 BR BR112018002494A patent/BR112018002494A2/pt not_active Application Discontinuation
- 2016-06-22 CN CN201680046080.1A patent/CN107848864B/zh active Active
- 2016-06-22 CA CA2994524A patent/CA2994524C/en active Active
- 2016-08-03 TW TW105124671A patent/TWI625309B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| TWI625309B (zh) | 2018-06-01 |
| CN107848864A (zh) | 2018-03-27 |
| BR112018002494A2 (pt) | 2018-09-18 |
| EP3331831A1 (de) | 2018-06-13 |
| CA2994524A1 (en) | 2017-02-09 |
| TW201718419A (zh) | 2017-06-01 |
| JP6592586B2 (ja) | 2019-10-16 |
| CN107848864B (zh) | 2021-01-01 |
| WO2017023436A1 (en) | 2017-02-09 |
| JP2018528147A (ja) | 2018-09-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20180201 |