CN101125727A - Ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device - Google Patents
Ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device Download PDFInfo
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- CN101125727A CN101125727A CNA2007100439979A CN200710043997A CN101125727A CN 101125727 A CN101125727 A CN 101125727A CN A2007100439979 A CNA2007100439979 A CN A2007100439979A CN 200710043997 A CN200710043997 A CN 200710043997A CN 101125727 A CN101125727 A CN 101125727A
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- tongue
- lip
- forming room
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- 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
- C03B17/064—Forming glass sheets by the overflow downdraw fusion process; Isopipes therefor
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- 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
- C03B17/067—Forming glass sheets combined with thermal conditioning of the sheets
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Abstract
The invention pertains to the manufacturing technical field of special inorganic glass materials, in particular to a downward-pull molding device adopting an ultra thin penal lip and tongue-shaped mold dividing method. The device consists of a closed material channel, a lip brick mold, a tongue brick mold, a flatting molding chamber, a setting molding chamber, a stress annealing chamber and a rapid cooling chamber. The bottom of the closed material channel is provided with a lip brick mold while the top thereof is provided with an electric heating element. The tongue brick mold is divided into an upper part which takes the shape of a wedge and a lower part which takes the shape of an arc wedge, and two sides thereof are provided with an end head seat. A gap is formed between the two sides of the connection part of the lip mouth of the lip brick mold and the wedge tip of the upper wedge of the tongue brick mold. The gap is adjusted through the change of the geometric position of the tongue brick mold and then through a regulation device. The inner wall of the flatting molding chamber is provided with a flatting electric heater while the inner wall of the setting molding chamber is provided with an electric heating and cooling wind tube combination. The middle parts of the stress annealing chamber and the rapid cooling chamber are provided with pair sticks and the two sides of the inner wall of the stress annealing chamber are provided with hot wind tubes while the rapid cooling chamber is provided with a cold wind tube. The device has simple structure, easy regulation and control, simple technic and high regulation accuracy.
Description
Technical field
The invention belongs to special inorganic glass materials manufacturing technology field, be specifically related to a kind of ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device.
Background technology
Industrial have the multiple technology that glass metal is shaped to sheet glass in process of setting.Common building glass mainly adopts the float glass process moulding, vertical drawing, and to technologies such as rod methods.Special glass mainly adopts technologies such as overflow downdraw, slot draw method.Each forming technique all has technical pros and cons and limitation.
The float glass process moulding, the vertical drawing moulding, and rod method molding plate glass technology is suitable for large-scale production, especially be fit to the thick building glass of moulding 3-20mm.
The overflow down draw technology relatively is suitable for the production of ultra-thin (0.5-3mm) sheet glass on a small scale, but this technical difficulty is very high, especially is difficult to the degree of uniformity of control overflow in the flooding process, and then brings very big difficulty for high quality control glass transverse gage.In addition, also very complicated to the mechanism of overflow mould pumping glass metal, promptly difficult control, cost is also very high.
The slot draw technology also is suitable for the on a small scale production of ultra-thin flat glass, but the glass pane surface unfairness need carry out grinding and polishing and just can reach high-quality surface of plate glass, has greatly increased the manufacturing cost of glass.
In sum, study a kind of ultra-thin flat glass words die methods pull-down forming device, greatly simplify the forming technique of ultra-thin flat glass, be applicable to that the production of the extraordinary ultra-thin flat glass of moulding high quality is those skilled in the art's goal in research on a small scale.
Summary of the invention
The objective of the invention is to propose the ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device that a kind of technological process is simple, control is easy, control accuracy is high.
The ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device that the present invention proposes, by closed material road 1, lip tile mould 2, an electric heating element 4, tongue bricks die 5, shakeout forming room 6, shakeout electric heater 7, typing forming room 8, electrically heated cooling tube combination 9, stress annealing chamber 11 and snap-chill cabinet 13, pedestal brick 16, high temperature steel pin 17 and setting device 18 form, its structure is as depicted in figs. 1 and 2.Wherein, lip tile mould 2 is positioned at 1 bottom, closed material road, one side, 1 top, closed material road is provided with an electric heating element 4, the one side is provided with glass metal flash mouth 3, lip tile mould 2 belows are provided with successively shakeouts forming room 6, typing forming room 8, stress annealing chamber 10, snap-chill cabinet 13, tongue bricks die 5 is divided into, following two parts, its top is wedge shape, the bottom is the arc wedge shape, both sides are provided with termination seat 19, tongue bricks die 5 is positioned at and shakeouts forming room 6, tongue bricks die 5 top wedge points are positioned at lip tile mould 2 lips below, and lip tile mould 2 lips and wedge point connecting place both sides, tongue bricks die 5 top form the gap, this gap is adjusted by the change of tongue bricks die 5 geometric positions, and termination seat 19 is fixed on the pedestal brick 16, and pedestal brick 16 is positioned at and shakeouts forming room's 6 inwalls, pedestal brick 16 is provided with pin-and-hole, and this pin-and-hole connects setting device 18 by high temperature steel pin 17; Shakeout forming room's 6 inwalls and be provided with and shakeout electric heater 7, qualitative forming room 8 inwalls are provided with the electrically heated cooling duct combination 9 of temperature controllable, to guarantee setting temperature; Stress annealing chamber 10 and snap-chill cabinet 13 middle parts are provided with rod 11, are used for the sheet glass 15 of pulling shaping under the clamping, and 10 inwall both sides, stress annealing chamber are provided with heating duct 12, are provided with cold-air duct 14 in the snap-chill cabinet 13, with quick cooled glass plate.
Among the present invention, pedestal brick 16 and shakeout between forming room's 6 inwalls the slit by the cotton shutoff of loose mullite fiber.
Among the present invention, high temperature steel pin 17 inside are provided with the water-cooled parts.
Among the present invention, setting device 18 adopts general microgroove screw rod rotation adjustment device, can about or up-down adjustment, the amplitude of accommodation can reach 30 millimeter.
Working process of the present invention is as follows: glass metal enters the small opening of lip tile mould 2 by closed material road 1, the last wedge point of tongue bricks die 5 complements each other to form two side clearances with the lip of lip tile mould 2, glass metal is uniformly distributed in the both sides of tongue bricks die 5 by the gap, high temp glass liquid shakeouts on tongue bricks die 5 surfaces, temperature lower edge of electric heater 7 controls and polishes the stream of wriggling, hyposphene point place at tongue bricks die 5 converges, thickness glass metal after converging forms nascent glass ribbon, electrically heated cooling tube in typing forming room 8 makes up under 9 controlled temperature and finalizes the design, enter clamping in the stress annealing chamber 10 then in the rod 11, under pull speed, by snap-chill cabinet 13 to rod 11.The sheet glass that leaves behind the snap-chill cabinet 13 promptly can carry out cutting, adopts plate, packing.
Beneficial effect of the present invention: this device cooperates with adjusting between the tongue bricks die 5 wedge points by lip tile mould 2 lips, make slit glass metal leakage uniform distribution more, control the size and the even precision of thickness of sheet glass thickness easily, because two lozenges glass fluid fractional flows of tongue pattern tool 5 are even, shakeout the polishing condition unanimity, in the fusion of following wedge shape, can obtain more high-quality plate face effect.It is simple that this device is regulated control, and process unit is simple, adjusts the precision height, can produce the special ultra-thin flat glass that high-quality hi-tech aspect is used.This device has been opened up a kind of method of the novel special ultra-thin flat glass of moulding.
Description of drawings
Fig. 1 is a structural diagrams of the present invention.
Fig. 2 is the adjustment structure diagram of lip tile mould lip among the present invention and tongue bricks die wedge point gap size.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the B-B sectional view of Fig. 2.
Number in the figure: 1 glass metal supply channel, 2 lip tile moulds, 3 glass metal flash mouths, 4 material road electrically heated, 5 tongue bricks dies, 6 shakeout forming room, and 7 shakeout electric heater, 8 typing forming room, 9 are the combination of electrically heated cooling tube, 10 is the stress annealing chamber, 11 is to rod, and 12 is stress annealing temperature control heating duct, and 13 is snap-chill cabinet, 14 is fast cold-air duct, and 15 is the formed glass plate, 16 pedestal bricks, 17 high temperature steel pins, 18 setting devices, 19 is tongue bricks die 5 termination seats.
Embodiment
Further describe the present invention in conjunction with the accompanying drawings below by embodiment.
Closed material road 1 adopts zircon corundum refractory surface bag platinum, lip tile mould 2 adopts zircon corundum refractory surface bag platinum, glass metal enters lip tile mould 2 by closed material road 1 and spills, pressure for stable material road glass metal, port is provided with glass overflow port 3 in the material road, be to guarantee the temperature and the kinetic viscosity of material road glass metal, temperature controlled an electric heating element 4 is adopted in top, material road, an electric heating element 4 be the automatic temperature-controlled well heater of silicon carbon rod/Si-Mo rod.Lip place, lip tile mould 2 below is provided with tongue bricks die 5, and tongue bricks die 5 adopts zircon corundum refractory surface bag platinum; The last the tip of the tongue of the lip of lip tile mould 2 and tongue bricks die 5 cooperatively interacts, and the glass metal that forms both sides spills the gap; Shakeout forming room's 6 outer adjustment mechanisms that are provided with, not only can adjust the distance between left and right of tongue bricks die 5, even to guarantee both sides spacing glass metal leakage, and can adjust the height of tongue bricks die 5, and then the leakage size of control gap glass metal, moreover can adjust the transverse horizontal height of tongue bricks die 5, and then the control lateral clearance glass metal homogeneity of leaking material.Shakeout forming room 6 inside and be provided with electric heater 7, electric heater 7 be automatic temperature-controlled silicon carbon rod/Si-Mo rod well heater, on tongue bricks die 5, shakeout polish temperature to guarantee glass metal.In the typing forming room 8, be provided with the electrically heated cooling duct combination 9 of temperature controllable, to guarantee setting temperature.Stress annealing chamber 10 and snap-chill cabinet middle part is provided with rod 11, is 6 to rod, is used for the sheet glass 15 of pulling shaping under the clamping, 10 both sides, stress annealing chamber be provided with can temperature control heating duct 12, be provided with cold-air duct 14 in the snap-chill cabinet 13, fast the cooled glass plate.
Slit between the wedge point of the lip of lip tile mould and tongue bricks die can be regulated.Its structure as shown in Figure 2, lip tile mould 2 is fixed, the geometric position of tongue bricks die 5 is adjustable.The rectangular end headstock 19 of tongue bricks die 5 is positioned on the pedestal brick 16, pedestal brick 16 can adopt based on zirconium corundum, mullite, pedestal brick 16 and shakeout that the slit can be by the shutoff of loose mullite fiber cotton between the nogging around the forming room 6, leave pin-and-hole on the pedestal brick 5, setting device 18 is connected with pedestal brick 16 by high temperature steel pin 17, and there is water-cooled high temperature steel pin 17 inside to guarantee the pin physical strength.Setting device 18 adopts microgroove screw rod rotation adjustment devices, can about/up-down adjustment, the amplitude of accommodation 30 millimeter.
Claims (4)
1. ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device, by closed material road (1), lip tile mould (2), an electric heating element (4), tongue bricks die (5), shakeout forming room (6), shakeout electric heater (7), typing forming room (8), electrically heated cooling tube combination (9), stress annealing chamber (11), snap-chill cabinet (13), pedestal brick (16), high temperature steel pin (17) and setting device (18) are formed, it is characterized in that lip tile mould (2) is positioned at bottom, closed material road (1) one side, top, closed material road (1) is provided with an electric heating element (4), the one side is provided with glass metal flash mouth (3), and lip tile mould (2) below is provided with successively shakeouts forming room (6), typing forming room (8), stress annealing chamber (10), snap-chill cabinet (13); Tongue bricks die (5) is divided into, following two parts, its top is wedge shape, the bottom is the arc wedge shape, both sides are provided with termination seat 1 (9), tongue bricks die (5) is positioned at and shakeouts forming room (6), tongue bricks die (5) top wedge point is positioned at lip tile mould (2) lip below, and the lip of lip tile mould (2) and tongue bricks die (5) top wedge point connecting place both sides form the gap, this gap is adjusted by the change of tongue bricks die (5) geometric position, termination seat 1 (9) is fixed on the pedestal brick (16), pedestal brick (16) is positioned to be fixed in and shakeouts forming room (6) inwall, and pedestal brick (16) is provided with pin-and-hole, and this pin-and-hole connects setting device (18) by high temperature steel pin (17); Shakeout forming room (6) inwall and be provided with and shakeout electric heater (7), qualitative forming room (8) inwall is provided with electrically heated cooling duct combination (9), to guarantee setting temperature; Stress annealing chamber (10) and snap-chill cabinet (13) middle part are provided with rod (11), and inwall both sides, stress annealing chamber (10) are provided with heating duct (12), are provided with cold-air duct (14) in the snap-chill cabinet (13), with quick cooled glass plate.
2. ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device according to claim 1 is characterized in that pedestal brick (16) and shakeouts between forming room (6) inwall slit by the cotton shutoff of loose mullite fiber.
3. ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device according to claim 1 is characterized in that high temperature steel pin (17) inside is provided with the water-cooled parts.
4. ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device according to claim 1 is characterized in that setting device (18) adopts general microgroove screw rod rotation adjustment device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100439979A CN101125727B (en) | 2007-07-19 | 2007-07-19 | Ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100439979A CN101125727B (en) | 2007-07-19 | 2007-07-19 | Ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device |
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| Publication Number | Publication Date |
|---|---|
| CN101125727A true CN101125727A (en) | 2008-02-20 |
| CN101125727B CN101125727B (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100439979A Expired - Fee Related CN101125727B (en) | 2007-07-19 | 2007-07-19 | Ultra-thin flat plate glass ligula die clearance diffluence method pull-down forming device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928100A (en) * | 2009-06-17 | 2010-12-29 | 康宁股份有限公司 | The control of glass ribbon sinuousness |
| CN102012027A (en) * | 2010-09-19 | 2011-04-13 | 彩虹集团电子股份有限公司 | Natural gas spray gun in front of calender and manufacturing method thereof |
| CN101891374B (en) * | 2009-05-18 | 2013-06-12 | 康宁股份有限公司 | Stress control zone |
| CN110255867A (en) * | 2019-07-22 | 2019-09-20 | 陕西工业职业技术学院 | A kind of method of the equipment and production flexibility glass of production flexibility glass |
| CN110255866A (en) * | 2019-07-22 | 2019-09-20 | 陕西工业职业技术学院 | A kind of glass molding pond and its method for regulating temperature with temperature adjustment function |
| CN110467336A (en) * | 2019-09-02 | 2019-11-19 | 重庆春江镀膜玻璃有限公司 | A kind of sheet glass manufacturing apparatus |
| CN110563323A (en) * | 2019-10-22 | 2019-12-13 | 河北省沙河玻璃技术研究院 | Platinum-rhodium alloy bushing plate for drawing high-quality flexible glass |
| CN110615608A (en) * | 2019-10-22 | 2019-12-27 | 河北省沙河玻璃技术研究院 | Platinum-rhodium alloy bushing plate suitable for drawing flexible glass |
| US20210380457A1 (en) * | 2018-10-05 | 2021-12-09 | Corning Incorporated | Glass forming apparatuses having injection and extraction ports and methods of cooling glass using the same |
| US11512015B2 (en) | 2016-11-23 | 2022-11-29 | Corning Incorporated | Method and apparatus for glass ribbon thermal control |
-
2007
- 2007-07-19 CN CN2007100439979A patent/CN101125727B/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891374B (en) * | 2009-05-18 | 2013-06-12 | 康宁股份有限公司 | Stress control zone |
| CN101928100B (en) * | 2009-06-17 | 2014-06-18 | 康宁股份有限公司 | Control of the bow of a glass ribbon |
| CN101928100A (en) * | 2009-06-17 | 2010-12-29 | 康宁股份有限公司 | The control of glass ribbon sinuousness |
| CN102012027A (en) * | 2010-09-19 | 2011-04-13 | 彩虹集团电子股份有限公司 | Natural gas spray gun in front of calender and manufacturing method thereof |
| CN102012027B (en) * | 2010-09-19 | 2012-07-11 | 彩虹集团电子股份有限公司 | Natural gas spray gun in front of calender and manufacturing method thereof |
| US11512015B2 (en) | 2016-11-23 | 2022-11-29 | Corning Incorporated | Method and apparatus for glass ribbon thermal control |
| US20210380457A1 (en) * | 2018-10-05 | 2021-12-09 | Corning Incorporated | Glass forming apparatuses having injection and extraction ports and methods of cooling glass using the same |
| CN110255866A (en) * | 2019-07-22 | 2019-09-20 | 陕西工业职业技术学院 | A kind of glass molding pond and its method for regulating temperature with temperature adjustment function |
| CN110255867A (en) * | 2019-07-22 | 2019-09-20 | 陕西工业职业技术学院 | A kind of method of the equipment and production flexibility glass of production flexibility glass |
| CN110255866B (en) * | 2019-07-22 | 2023-09-12 | 山东柔光新材料有限公司 | Glass forming pond with temperature regulating function and temperature regulating method thereof |
| CN110255867B (en) * | 2019-07-22 | 2023-09-26 | 山东柔光新材料有限公司 | Device and method for producing flexible glass |
| CN110467336A (en) * | 2019-09-02 | 2019-11-19 | 重庆春江镀膜玻璃有限公司 | A kind of sheet glass manufacturing apparatus |
| CN110563323A (en) * | 2019-10-22 | 2019-12-13 | 河北省沙河玻璃技术研究院 | Platinum-rhodium alloy bushing plate for drawing high-quality flexible glass |
| CN110615608A (en) * | 2019-10-22 | 2019-12-27 | 河北省沙河玻璃技术研究院 | Platinum-rhodium alloy bushing plate suitable for drawing flexible glass |
| CN110563323B (en) * | 2019-10-22 | 2022-03-01 | 河北省沙河玻璃技术研究院 | Platinum-rhodium alloy bushing plate for drawing high-quality flexible glass |
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| Publication number | Publication date |
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| CN101125727B (en) | 2010-07-14 |
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Granted publication date: 20100714 Termination date: 20130719 |