CN108025938A - Plate glass manufacture device and plate glass manufacture method - Google Patents
Plate glass manufacture device and plate glass manufacture method Download PDFInfo
- Publication number
- CN108025938A CN108025938A CN201680054649.9A CN201680054649A CN108025938A CN 108025938 A CN108025938 A CN 108025938A CN 201680054649 A CN201680054649 A CN 201680054649A CN 108025938 A CN108025938 A CN 108025938A
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- China
- Prior art keywords
- plate glass
- adjustment member
- temperature
- temperature adjustment
- glass
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Classifications
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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
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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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- 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
- C03B25/00—Annealing glass products
- C03B25/04—Annealing glass products in a continuous way
- C03B25/10—Annealing glass products in a continuous way with vertical displacement of the glass products
- C03B25/12—Annealing glass products in a continuous way with vertical displacement of the glass products of glass sheets
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- 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
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- 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)
Abstract
Plate glass manufacture device (1) possesses:Melten glass (GM) is set to be configured to the formed body (5) of plate glass (GR) by glass tube down-drawing;In a pair of of the temperature adjustment member (7) for the hollow form that the lower section of formed body (5) is adjusted the temperature of plate glass (GR);And the leer (3) of slow cooling is carried out to plate glass (GR) in the lower section of temperature adjustment member (7).Temperature adjustment member (7) includes carborundum, and possesses the multiple opening portions (20) connected with inside.
Description
Technical field
The present invention relates to the improvement for the manufacturing technology for making plate glass shaping by glass tube down-drawing.
Background technology
It is it is well known that such as flat with liquid crystal display (LCD), plasma display (PDP), organic el display (OLED)
The glass substrate of panel display (FPD) is that representative is such, in the plate glass for various fields, for surface defect or
Fluctuating requires stringent product quality.
In order to meet such requirement, glass tube down-drawing is widely utilized as the manufacture method of plate glass.As under this
Daraf(reciprocal of farad), is known to overflow downdraw and slit glass tube down-drawing.
Overflow downdraw is that the overflow launder to the top for being arranged at the formed body that section is approximate wedge shape flows into melting glass
Glass, the melten glass for making to overflow from the overflow launder to both sides are flowed down along the side of sidewall portion of the both sides of formed body, while in formed body
Bottom carry out fusion integration, make a plate glass progressive forming.In addition, slit glass tube down-drawing is, glass is melted in supply
The bottom wall of the formed body of glass forms the opening portion of slit-like, melten glass is flowed down by the opening portion, thus makes a tabular
Glass progressive forming.
For example, as the plate glass manufacture device using overflow downdraw, as disclosed in patent document 1, exist
Possess melting furnace, agitating device, formed body (overflow shaping structure), the wall part (Muffle furnace) of drape forming body and configuration
In the plate glass manufacture device of the temperature adjustment member (Muffle fire door) of the lower section of formed body.
The plate glass manufacture device is being sufficiently carried out the melten glass supplied from melting furnace using agitating device
After homogenizing, melten glass is supplied to the overflow launder (chute) for the formed body being configured in wall part.Then, melten glass from
The dyke for being arranged at the both sides of overflow launder is overflowed, and a pair of sidewalls portion in formed body flows down.And then melten glass is shaping
The bottom (edge) of body carries out fusion integration, and thus progressive forming is plate glass.Plate glass adjusts structure by temperature
The Temperature Distribution being adjusted during part on its width, so that thickness of slab is constant.
Citation
Patent document
Patent document 1:Japanese Unexamined Patent Application Publication 2009-519884 publications
The content of the invention
The subject that the invention solves
In existing plate glass manufacture device, metal temperature adjustment structure is used as temperature adjustment member
Part.However, metal temperature adjustment member position near formed body is exposed to high temperature, it is thus possible to thermal deformation occurs.
In this way, there are the following problems:When thermal deformation occurs for temperature adjustment member, the temperature for plate glass can not be suitably carried out
Adjustment, causes the quality of plate glass to reduce.
What the present invention completed in view of the foregoing, its object is to, there is provided it is a kind of by preventing temperature adjustment member
Thermal deformation and the plate glass manufacture device and plate glass manufacture method that can shape the plate glass of high-quality.
Solution
The present invention is used to solve the above subject, there is provided a kind of plate glass manufacture device, it possesses:Will by glass tube down-drawing
Melten glass is configured to the formed body of plate glass;The temperature of the plate glass is adjusted in the lower section of the formed body
Hollow form a pair of of temperature adjustment member;And slow cooling is carried out to the plate glass in the lower section of the temperature adjustment member
Leer, the plate glass manufacture device is characterized in that the temperature adjustment member includes carborundum, and possess and its
Multiple opening portions of inside connection.
According to said structure, make plate glass by formed body shaping by between a pair of of temperature adjustment member, thus, energy
It is enough that the temperature of plate glass is adjusted in a manner of appropriate temperature gradient is formed from forming furnace to leer.It is in addition, warm
Adjustment member is spent to adjust into trip temperature in a manner of the Temperature Distribution on the width for making plate glass becomes uniform.The temperature
Adjustment member includes carborundum, therefore, has excellent fire-resistance compared with metal temperature adjustment member, it is difficult to thermal deformation occurs.
In addition, by forming multiple opening portions in temperature adjustment member, heat-barrier material or temperature control unit can be configured at temperature
The inside of adjustment member.Therefore, it is possible to accurately carry out the adjustment of the temperature of plate glass, Gao Pin in uniform thickness can be manufactured
The plate glass of matter.
In the plate glass manufacture device of the present invention, preferably described temperature adjustment member possesses:Upper wall portions;Lower wall portion;
The side of sidewall portion that the upper wall portions and the lower wall portion are linked;And from the side of sidewall portion separate as defined in compartment of terrain will be described on
Multiple pillars that wall portion links with the lower wall portion.In this way, using side of sidewall portion and pillar to upper wall portions and lower wall portion into joining line
Supporting, thus enables that temperature adjustment member becomes the structure for being difficult to thermal deformation.
In the plate glass manufacture device of the present invention, preferably described temperature adjustment member is by by the upper wall portions, institute
Lower wall portion, the side of sidewall portion and the pillar is stated to be integrally formed and formed.Thus, with using bonding, weld by upper wall portions, under
The situation of wall portion, side of sidewall portion and pillar engagement is compared, and temperature adjustment member can be made to become the high intensity for being difficult to happen thermal deformation
Structure.Temperature adjustment member is formed in the following way:Such as cylindrical body is formed by extrusion molding, to the cylindrical body
Excision one part, is consequently formed pillar and opening portion after being fired.
The present invention is used to solve the above subject, there is provided a kind of plate glass manufacture method, it includes following process:Shape work
Sequence, it moltens glass into plate glass by glass tube down-drawing;Temperature adjusts process, it makes after the forming process
Between a pair of of temperature adjustment member that the plate glass passes through hollow form, so as to be adjusted to the temperature of the plate glass
It is whole;And slow cooling operation, it carries out slow cooling, the plate glass after the temperature adjusts process, to the plate glass
Manufacture method is characterized in that the temperature adjustment member includes carborundum, and possesses and its internal multiple opening portion connected.
According to said structure, make by the plate glass that forming process shapes in temperature adjusts process by a pair of of temperature
Between adjustment member, thereby, it is possible in a manner of appropriate temperature gradient is formed from forming process to leer to plate glass
Temperature be adjusted.In addition, temperature adjustment member is so that the Temperature Distribution on the width of plate glass becomes uniform
Mode is adjusted into trip temperature.The temperature adjustment member includes carborundum, therefore, the fire resisting compared with metal temperature adjustment member
Property is excellent, it is difficult to thermal deformation occurs.In addition, by forming multiple opening portions in temperature adjustment member, can by heat-barrier material or
Temperature control unit is configured at the inside of temperature adjustment member.Therefore, it is possible to accurately carry out the adjustment of the temperature of plate glass,
The plate glass of high-quality in uniform thickness can be manufactured.
Invention effect
According to the present invention, it by preventing the thermal deformation of temperature adjustment member, can shape the plate glass of high-quality.
Brief description of the drawings
Fig. 1 is the longitudinal cross-sectional side view in an embodiment of plate glass manufacture device.
Fig. 2 is the vertical profile front view in the plate glass manufacture device of Fig. 1.
Fig. 3 is the stereogram of temperature adjustment member and supporting member.
Fig. 4 is the longitudinal cross-sectional side view of temperature adjustment member.
Fig. 5 is the V-V sectional views of Fig. 4.
Fig. 6 is other the stereogram for showing temperature adjustment member.
Embodiment
Hereinafter, referring to the drawings to the embodiment of plate glass manufacture device and plate glass manufacture method of the invention
Illustrate.
Fig. 1 to Fig. 6 shows an embodiment of the plate glass manufacture device of the present invention.As shown in Figures 1 and 2, tabular
Glass manufacturing apparatus 1 mainly possesses the forming furnace 2, right in the lower section of forming furnace 2 for making melten glass GM be configured to plate glass GR
Plate glass GR carries out the leer (annealing device) 3 and the housing 4 of drape forming stove 2 and leer 3 of slow cooling.In addition, to the greatest extent
Manage it is not shown, but tabular glass manufacturing apparatus 1 possess in the lower section of leer 3 the plate glass GR for having passed through leer 3 is cold
But to the cooling furnace of near room temperature.
Forming furnace 2 possesses:It is able to carry out the formed body 5 of overflow downdraw;The wall part 6 of drape forming body 5;It is configured at into
The temperature adjustment member 7 of the lower section of body 5;The supporting member 8 that counter septum portion 6 and temperature adjustment member 7 are supported;And match somebody with somebody
It is placed in the chill roll (edge rollers) 9 of the lower section of temperature adjustment member 7.
Formed body 5 possesses:It is configured to strip and the overflow launder 10 at top is formed at along its length direction;Form a pair of
The vertical surface part 11 and inclination face 12 of side of sidewall portion.A pair of angled face 12 is moved closer to downward and intersected, and forms shaping
The bottom 13 of body 5.The melting glass for overflowing from the overflow launder 10 of formed body 5 and being flowed down along vertical surface part 11 and inclination face 12
Glass GM adjusts its viscosity by being heated by heating unit 14, and is merged in the bottom 13 of formed body 5 and be configured to one
Plate glass GR.
Wall part 6 is referred to as Muffle furnace (muffle), for the melten glass that will be overflowed from the formed body 5 for being contained in inside
GM is maintained defined temperature.Wall part 6 possesses heating unit 14 in its outer surface.As shown in Figure 1, heating unit 14 with into
The vertical surface part 11 of the both sides of body 5 and the facial 12 opposed modes of inclination configure.Specifically, heating unit 14 with it is vertical
11 opposed position of face and with tilt two row up and down of facial 12 opposed positions be adjacent to it is multiple.
The inner side in 7 next door portion 6 of temperature adjustment member is supported on supporting member 8.Temperature adjustment member 7 is in above-below direction P
It is upper positioned at formed body 5 and leer 3 between, its to the chill roll 9 by forming furnace 2 and the temperature of the plate glass GR of decline into
Row adjustment, enables to suitably carry out the slow cooling based on leer 3.Temperature adjustment member 7 claims in the lump with wall part 6 sometimes
Make Muffle furnace, the outlet of the plate glass GR in forming furnace 2 is also referred to as Muffle fire door (muffle door).A pair of of temperature tune
Whole component 7 can change its interval, to adjust the temperature of plate glass GR.But not limited to this, temperature adjustment member 7 can also
Supporting member 8 is fixed in order to maintain constant interval.
Temperature adjustment member 7 it is expected to be made of ceramics of the material with thermal conductivity for example comprising carborundum (SiC).Carbonization
Silicon has high (in the case of the sintered body about 270W/m of hardness high, excellent heat resistance (decomposition temperature is 2545 DEG C), thermal conductivity
K it (is 2.0~6.0 × 10 at 40~400 DEG C that), thermal coefficient of expansion is low-6/ DEG C) etc. feature.
As shown in Figure 1 to Figure 3, temperature adjustment member 7 possesses upper wall portions 15, lower wall portion 16, by upper wall portions 15 and lower wall portion
16 side of sidewall portion 17 linked, separate multiple pillars that defined compartment of terrain links upper wall portions 15 and lower wall portion 16 from side of sidewall portion 17
18th, by the length direction of temperature adjustment member 7 both ends block lid 19 and be formed between multiple pillars 18
Opening portion 20.In addition, contain temperature control unit 21 in the inside of temperature adjustment member 7.
Upper wall portions 15, lower wall portion 16 and side of sidewall portion 17 are configured to along the rectangular of the width W longer of plate glass GR
Shape.Upper wall portions 15 and lower wall portion 16 are opposite each other, and are arranged to almost parallel, side of sidewall portion 17 with upper wall portions 15 and lower wall portion
16 orthogonal modes (rectangular mode) are set.
The size of the long side of upper wall portions 15, lower wall portion 16 and side of sidewall portion 17 is about more than 500mm and below 5000mm, short side
Size be about more than 50mm and below 300mm, thickness is about more than 5mm and below 10mm, but not limited to this.Separately
Outside, upper wall portions 15, lower wall portion 16 and side of sidewall portion 17 are formed with identical thickness, but not limited to this, their thickness can also be made
Degree is different.
Side of sidewall portion 17 links the one end of the one end of the short side of upper wall portions 15 and the short side of lower wall portion 16.The opposing party
Face, pillar 18 link the other end of the short side of upper wall portions 15 and the other end of the short side of lower wall portion 16.In this embodiment party
In formula, pillar 18 is configured to the tabular of quadrangular shape or strip, but is not limited to the shape.In addition, pillar 18 at one end portion and
The other end has rib 18a, 18b.The rib 18a of one side is integrally formed with pillar 18 and upper wall portions 15, the rib 18b of the opposing party with
Pillar 18 and lower wall portion 16 are integrally formed.
Lid 19 is made of the board member of rectangle.In the present embodiment, lid 19 is made of the ceramics comprising carborundum,
But not limited to this, it can also be made of materials such as metals.
As shown in Figures 2 and 3, opening portion 20 is configured to quadrangle, but not limited to this.Multiple opening portions 20 are along temperature
The length direction of adjustment member 7 is equally spaced formed.
It should be noted that in the manufacture method of temperature adjustment member 7, die forming or extrusion molding etc. can be used
Arbitrary manufacturing process and arbitrary cut-out, boring method.
In the present embodiment, in the inside of temperature adjustment member 7, temperature control is accordingly configured with each opening portion 20
Unit 21.As shown in Figures 4 and 5, temperature control unit 21 has the resistance to of heater (heating unit) 22 and supports heaters 22
Fiery thing (supporting mass) 23.
The front end of heater 22 is configured in position separated with the inner surface of side of sidewall portion 17.Refractory body 23 is so that heater
The state that 22 front end exposes supports the heater 22.In addition, refractory body 23 so that heater 22 not with temperature
The mode that the upper wall portions 15 of adjustment member 7, lower wall portion 16, side of sidewall portion 17 contact supports it.In addition, refractory body 23 is by temperature
The opening portion 20 of degree adjustment member 7 blocks.Thus, temperature adjustment member 7 be internally formed by refractory body 23, upper wall portions 15,
The space that lower wall portion 16 and side of sidewall portion 17 surround, the end of heater 22 are configured at the space.
As shown in figure 5, the inside of temperature adjustment member 7 the refractory body 23 supported to temperature control unit 21 it
Between be configured with fire resisting blanket 24.In the present embodiment, fire resisting blanket 24 is configured in the position identical with pillar 18, but is not limited to this
Position.Fire resisting blanket 24 is contacted with upper wall portions 15, lower wall portion 16, side of sidewall portion 17 and pillar 18.
The inner space of temperature adjustment member 7 can be divided into multiple regions by fire resisting blanket 24.Thereby, it is possible to suitably into
The temperature adjustment of row plate glass GR.That is, the width W of the plate glass GR passed through between a pair of of temperature adjustment member 7
On temperature it is different, there are deviation for Temperature Distribution.If placing the deviation of the Temperature Distribution, the thickness at the position of higher temperatures increases
Greatly, as the state that thickness is different between the position compared with low temperature.In this way, plate glass GR is produced along its width W
The different wall unevenness of thickness of slab.In order to by the thickness control of plate glass GR to be constant, it is necessary to prevent the wall unevenness.
Therefore, it is desirable to by using fire resisting blanket 24, temperature adjustment member 7 is alongst divided into multiple regions.
By configuring temperature control unit 21 in each region, it can cross and independent temperature adjustment is carried out according to each region.Thereby, it is possible to prevent
The wall unevenness of plate glass GR, equably maintains its thickness.
Supporting member 8 is configured to metal tabular component, and having can lead to plate glass GR in the central portion
The opening portion 25 crossed.The edge of the opening portion 25 is configured to substantially quadrangle.Opposed two side of the edge of opening portion 25 is set
It is set to shorter than the length of temperature adjustment member 7.Thus, supporting member 8 can be in the edge of the side from its opening portion 25 to another
Set up in the range of the edge of one side and temperature adjustment member 7 is supported in the state of a pair of of temperature adjustment member 7.Change speech
It, supporting member 8 only supports the end of temperature adjustment member 7.In this way, by using supporting member 8 to a pair of of temperature
Adjustment member 7 is supported, and can accurately carry out the positioning of these temperature adjustment members 7.It should be noted that such as Fig. 1,
Shown in Fig. 2, the peripheral part of supporting member 8 is supported on housing 4.
Chill roll 9 is used for the contraction for suppressing plate glass GR.Chill roll 9 is configured in the lower section of temperature adjustment member 7.Such as figure
Shown in 1 and Fig. 2, which is configured to two pairs of roller in a manner of the both ends on the width W for clamping plate glass GR
It is right.
Leer 3 carries out slow cooling to the plate glass GR declined via temperature adjustment member 7 and removes its internal distortions.
That is, in leer 3, set in a manner of with defined temperature gradient into trip temperature, it is warm with plate glass GR declines
Degree reduces gradually, thus removes the internal distortions of plate glass GR.Leer 3 is by the guiding multistage up and down for being configured inside
Roller 26 guides plate glass GR to vertical lower section.
Housing 4 is configured to the hollow structure along above-below direction P longer.Housing 4 supports forming furnace 2 at an upper portion thereof.Tool
For body, housing 4 supports the supporting member 8 of forming furnace 2 in its side of sidewall portion.In addition, in the middle part of housing 4, its side
Wall portion marks off leer 3.
Hereinafter, said for using the plate glass manufacture device 1 of said structure to manufacture the method for plate glass GR
It is bright.The manufacture method mainly possesses:Melten glass GM is set to be configured to the forming process of plate glass GR by overflow downdraw;
The temperature adjustment process being adjusted after forming process to the temperature of plate glass GR;To plate glass after temperature adjusts process
GR carries out the slow cooling operation of slow cooling.
In forming process, supply to the melten glass GM of the formed body 5 of forming furnace 2 and overflowed from overflow launder 10, along vertical
Straight parts 11 and inclination face 12 flow down.Then, melten glass GM carried out in the bottom 13 of formed body 5 fusion integration form
Shape is plate glass GR, also, is extracted each end on the width W of plate glass GR downwards using chill roll 9.
In temperature adjusts process, the plate glass GR after declining via chill roll 9 passes through a pair of of temperature adjustment member 7
Between.Temperature adjustment member 7 is using the multiple temperature control units 21 for being arranged inside, by the width W of plate glass GR
On temperature be adjusted to constant.In addition, temperature adjustment member 7 makes this by absorbing the heat of plate glass GR from side of sidewall portion 17
The temperature of plate glass GR is reduced near slow cooling point.
In slow cooling operation, leer 3 is passed through by the plate glass GR after temperature adjustment member 7.At this time, plate glass
GR is while being directed roller 26 and guiding downwards, according to the temperature gradient of regulation by slow cooling, so as to eliminate its internal distortions.
Afterwards, plate glass GR is further cooled (refrigerating work procedure) by natural cooling, and is cut into defined
Size (cut off operation) is not cut off and is wound into scroll-like (rolling step).
The plate glass manufacture device 1 and plate glass manufacture method of present embodiment from the description above, due to this
Temperature adjustment member 7 includes carborundum, and therefore, compared with metal temperature adjustment member, excellent heat resistance, can prevent heat
Deformation.Moreover, by forming opening portion 20 in temperature adjustment member 7, temperature control unit 21 can be passed through the opening portion 20
It is inserted into the inside of temperature adjustment member 7.In this way, by plate glass in the state of thermal deformation does not occur for temperature adjustment member 7
Temperature adjustment on the width W of GR is constant, thus enables that the constant thickness of plate glass GR.
In addition, by forming temperature adjustment member 7 by upper wall portions 15, lower wall portion 16, side of sidewall portion 17 and pillar 18, being capable of shape
Into the structure for being difficult to thermal deformation.Moreover, by the way that upper wall portions 15, lower wall portion 16, side of sidewall portion 17 and pillar 18 are integrally formed,
Compared with by the situation for engaging them such as bonding, welding, the structure for the high intensity for being difficult to happen thermal deformation can be formed.
Fig. 6 shows another example of temperature adjustment member 7.In this embodiment, in temperature adjustment member 7 formed with bilevel
Opening portion 20.In this example, temperature control unit 21 is made to pass through the opening portion 20 being arranged above and below to be configured at temperature adjustment member 7
Inside, the temperature thus, it is possible to critically adjust plate glass GR on above-below direction P.In addition, temperature adjustment member 7 possesses
The linking part 27 connected to each other with the middle part of multiple pillars 18 of lower wall portion 16 by upper wall portions 15 are supported.In this way, temperature adjusts
7 connecting portion 27 of component is strengthened, and is configured to the structure for being more difficult to the high intensity of thermal deformation.
It should be noted that the structure that the present invention is not limited to the above-described embodiments, and it is also not limited to above-mentioned work
Use effect.The present invention can make various changes without departing from the spirit and scope of the invention.
In the above-described embodiment, show to manufacture the example of plate glass GR by overflow downdraw, but be not limited to
This.The present invention can also apply to manufacture the situation of plate glass GR by slit glass tube down-drawing.
In the above-described embodiment, show to be configured with temperature control unit 21 and fire resisting in the inside of temperature adjustment member 7
The example of blanket 24, but not limited to this.Temperature adjustment member 7 can be according to the temperature of plate glass GR formed thereby, not by temperature
Degree control unit 21 is configured at temperature adjustment (insulation) that is internal and carrying out plate glass GR.In addition, temperature control unit 21 removes
Cooler can also be included outside heater 22 by including.
In the above-described embodiment, a pair of of temperature adjustment member 7 is exemplified, but not limited to this, it can also use multipair
Temperature adjustment member 7.
Description of reference numerals:
1 plate glass manufacture device;
5 formed bodies;
7 temperature adjustment members;
15 upper wall portions;
16 lower wall portions;
17 side of sidewall portion;
18 pillars;
20 opening portions;
GM melten glass;
GR plate glass.
Claims (4)
1. a kind of plate glass manufacture device, it possesses:The shaping of plate glass is moltened glass into by glass tube down-drawing
Body;In a pair of of the temperature adjustment member for the hollow form that the lower section of the formed body is adjusted the temperature of the plate glass;
And the leer of slow cooling is carried out to the plate glass in the lower section of the temperature adjustment member,
The plate glass manufacture device is characterized in that,
The temperature adjustment member includes carborundum, and possesses and its internal multiple opening portion connected.
2. plate glass manufacture device according to claim 1, wherein,
The temperature adjustment member possesses:Upper wall portions;Lower wall portion;The side of sidewall portion that the upper wall portions and the lower wall portion are linked;
And defined compartment of terrain is separated by the upper wall portions and multiple pillars of lower wall portion link from the side of sidewall portion.
3. plate glass manufacture device according to claim 2, wherein,
The temperature adjustment member is by by the upper wall portions, the lower wall portion, the side of sidewall portion and the pillar one structure
Into and formed.
4. a kind of plate glass manufacture method, it includes following process:
Forming process, it moltens glass into plate glass by glass tube down-drawing;
Temperature adjusts process, it makes the plate glass be adjusted by a pair of of temperature of hollow form after the forming process
Between component, so as to be adjusted to the temperature of the plate glass;And
Slow cooling operation, it carries out slow cooling after the temperature adjusts process, to the plate glass,
The plate glass manufacture method is characterized in that,
The temperature adjustment member includes carborundum, and possesses and its internal multiple opening portion connected.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015-249843 | 2015-12-22 | ||
JP2015249843A JP6638381B2 (en) | 2015-12-22 | 2015-12-22 | Sheet glass manufacturing apparatus and sheet glass manufacturing method |
PCT/JP2016/080037 WO2017110212A1 (en) | 2015-12-22 | 2016-10-07 | Plate glass manufacturing apparatus and plate glass manufacturing method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108025938A true CN108025938A (en) | 2018-05-11 |
Family
ID=59089265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201680054649.9A Pending CN108025938A (en) | 2015-12-22 | 2016-10-07 | Plate glass manufacture device and plate glass manufacture method |
Country Status (4)
Country | Link |
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JP (1) | JP6638381B2 (en) |
KR (1) | KR102524356B1 (en) |
CN (1) | CN108025938A (en) |
WO (1) | WO2017110212A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113677636A (en) * | 2019-06-07 | 2021-11-19 | 日本电气硝子株式会社 | Glass plate manufacturing device and glass plate manufacturing method |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7011062B2 (en) | 2017-10-27 | 2022-01-26 | ショット アクチエンゲゼルシャフト | Equipment and methods for manufacturing flat glass |
TWI802618B (en) * | 2017-11-29 | 2023-05-21 | 美商康寧公司 | Glass manufacturing apparatus and methods including a thermal shield |
JP7415252B2 (en) * | 2018-10-26 | 2024-01-17 | 日本電気硝子株式会社 | Method for manufacturing glass articles |
WO2022014288A1 (en) * | 2020-07-16 | 2022-01-20 | 日本電気硝子株式会社 | Method for producing glass article |
WO2022131205A1 (en) * | 2020-12-17 | 2022-06-23 | 日本電気硝子株式会社 | Glass article production apparatus |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3682609A (en) * | 1969-10-06 | 1972-08-08 | Corning Glass Works | Controlling thickness of newly drawn glass sheet |
CN101028964A (en) * | 2007-02-08 | 2007-09-05 | 河南安彩高科股份有限公司 | Device and method for controlling glass-board thickness evenness |
US20110126591A1 (en) * | 2009-11-30 | 2011-06-02 | Paul Gregory Chalk | Method and Apparatus for Pressure Control of Glass-Making Thickness-Control Zone |
US20120006057A1 (en) * | 2004-07-20 | 2012-01-12 | Pitbladdo Richard B | Overflow downdraw glass forming method and apparatus |
CN102725238A (en) * | 2009-11-24 | 2012-10-10 | 康宁股份有限公司 | Method and apparatus for making a glass sheet with controlled thickness |
CN103183463A (en) * | 2011-03-31 | 2013-07-03 | 安瀚视特控股株式会社 | Glass-substrate manufacturing method and glass-substrate manufacturing device |
JP2013139342A (en) * | 2011-12-28 | 2013-07-18 | Avanstrate Inc | Method for manufacturing glass sheet |
CN103608307A (en) * | 2011-06-17 | 2014-02-26 | 康宁股份有限公司 | Apparatus and methods for producing a glass ribbon |
CN203556859U (en) * | 2013-07-31 | 2014-04-23 | 河北互兴环保科技有限公司 | Groove-type brick |
CN203657619U (en) * | 2014-01-18 | 2014-06-18 | 山东宝纳新材料有限公司 | Integrated slip casting boron carbide-silicon carbide composite ceramic bulletproof helmet body |
CN104478197A (en) * | 2005-12-15 | 2015-04-01 | 康宁股份有限公司 | Overflow downdraw glass forming method and apparatus |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009519884A (en) * | 2005-12-15 | 2009-05-21 | ブルース テクノロジー エルエルシー | Overflow downdraw glass forming method and apparatus |
CN102648164B (en) * | 2009-10-14 | 2014-07-23 | 康宁股份有限公司 | Method and apparatus for controlling sheet thickness |
JP5805602B2 (en) * | 2012-09-28 | 2015-11-04 | AvanStrate株式会社 | Manufacturing method of glass substrate and cooler |
WO2015080879A1 (en) * | 2013-11-26 | 2015-06-04 | Corning Incorporated | Glass manufacturing apparatus and methods of fabricating glass ribbon |
JP6007277B2 (en) * | 2014-03-31 | 2016-10-12 | AvanStrate株式会社 | Glass substrate manufacturing method and glass substrate manufacturing apparatus |
-
2015
- 2015-12-22 JP JP2015249843A patent/JP6638381B2/en active Active
-
2016
- 2016-10-07 WO PCT/JP2016/080037 patent/WO2017110212A1/en active Application Filing
- 2016-10-07 KR KR1020187004767A patent/KR102524356B1/en active IP Right Grant
- 2016-10-07 CN CN201680054649.9A patent/CN108025938A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3682609A (en) * | 1969-10-06 | 1972-08-08 | Corning Glass Works | Controlling thickness of newly drawn glass sheet |
US20120006057A1 (en) * | 2004-07-20 | 2012-01-12 | Pitbladdo Richard B | Overflow downdraw glass forming method and apparatus |
CN104478197A (en) * | 2005-12-15 | 2015-04-01 | 康宁股份有限公司 | Overflow downdraw glass forming method and apparatus |
CN101028964A (en) * | 2007-02-08 | 2007-09-05 | 河南安彩高科股份有限公司 | Device and method for controlling glass-board thickness evenness |
CN102725238A (en) * | 2009-11-24 | 2012-10-10 | 康宁股份有限公司 | Method and apparatus for making a glass sheet with controlled thickness |
US20110126591A1 (en) * | 2009-11-30 | 2011-06-02 | Paul Gregory Chalk | Method and Apparatus for Pressure Control of Glass-Making Thickness-Control Zone |
CN103183463A (en) * | 2011-03-31 | 2013-07-03 | 安瀚视特控股株式会社 | Glass-substrate manufacturing method and glass-substrate manufacturing device |
CN103608307A (en) * | 2011-06-17 | 2014-02-26 | 康宁股份有限公司 | Apparatus and methods for producing a glass ribbon |
JP2013139342A (en) * | 2011-12-28 | 2013-07-18 | Avanstrate Inc | Method for manufacturing glass sheet |
CN203556859U (en) * | 2013-07-31 | 2014-04-23 | 河北互兴环保科技有限公司 | Groove-type brick |
CN203657619U (en) * | 2014-01-18 | 2014-06-18 | 山东宝纳新材料有限公司 | Integrated slip casting boron carbide-silicon carbide composite ceramic bulletproof helmet body |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113677636A (en) * | 2019-06-07 | 2021-11-19 | 日本电气硝子株式会社 | Glass plate manufacturing device and glass plate manufacturing method |
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JP2017114711A (en) | 2017-06-29 |
KR102524356B1 (en) | 2023-04-21 |
JP6638381B2 (en) | 2020-01-29 |
KR20180095498A (en) | 2018-08-27 |
WO2017110212A1 (en) | 2017-06-29 |
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