CN105884175A - Method For Producing Float Plate Glass And Apparatus For Producing Float Plate Glass - Google Patents
Method For Producing Float Plate Glass And Apparatus For Producing Float Plate Glass Download PDFInfo
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- CN105884175A CN105884175A CN201610083858.8A CN201610083858A CN105884175A CN 105884175 A CN105884175 A CN 105884175A CN 201610083858 A CN201610083858 A CN 201610083858A CN 105884175 A CN105884175 A CN 105884175A
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- glass
- nozzle
- absorption
- vibration
- drain pan
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- 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
- C03B18/16—Construction of the float tank; Use of material for the float tank; Coating or protection of the tank wall
-
- 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
-
- 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)
- Glass Compositions (AREA)
Abstract
The invention provides a method for producing float plate glass and an apparatus for producing float plate glass. The method and apparatus can inhibit bubbles generated from molten metal in joints of bottom bricks, and reduce bubble disadvantages of the bottom surface of glass ribbon. The invention relats to a method for producing float plate glass. The mehtod comprises the following steps: a glass raw material 11 is thrown into a dissolution tank 10 in order to prepare molten glass 12; molten glass 12 is contiuously supplied to the surface of molten metal 13 accommodated in tub 20 of a bottom casing 22A that has bottom bricks 21A and covers bottom bricks 21A, and the molten glass 12 flows at a predetermined direction along the surface of the molten metal 12, so a strip-shaped glass ribbon 14 is formed. The method is characterized in that a nozzle 32C injects fluid to an external surface 22B of the bottom casing 22A in order to cool the exteranl surface 22B, and a vibration absorbing member 38 absorbs vibration transmitted from the nozzle 32C to the bottom brick 21A.
Description
Technical field
The present invention relates to the manufacture method of a kind of float flat glass and the manufacture of float flat glass
Device.
Background technology
Carry out utilizing the manufacture of the plate glass of float forming by method as follows.First,
Frit is put into melting channel and melts, obtain melten glass.Then, house in bath
Motlten metal surface on continuously feed obtained melten glass.The melten glass of supply
On the surface along motlten metal, float forming while upstream side downstream effluent is dynamic is band plate-like
Glass tape.Take out glass tape from the outlet of bath, afterwards, use leer slow cooling, then cut
It is slit into the glass plate of the size of regulation.
The productivity ratio utilizing the manufacture method of the plate glass of float forming is high, it addition, flatness
Excellence, therefore at panel for construction glass, automobile plate glass and FPD (Flat Panel
Display, flat faced display) it is widely used with in the plate glass such as plate glass.
Above-mentioned bath is by multiple refractory material brickmaking and the ferrum of the outer surface of coating fire-resistant material brickmaking
The shell of system is constituted, and is filled with the motlten metals such as molten tin in bath.Herein, bath will be constituted
The refractory material brickmaking of siege be referred to as bottom brick, the shell covering the outer surface of bottom brick is referred to as drain pan.
In the case of bath configured as described above, motlten metal from the seam of bottom brick by and to
When reaching drain pan, it may appear that cause drain pan deformation or the problem of breakage due to the heat of motlten metal.
In order to solve the problems referred to above, in patent documentation 1,2, by from many nozzles to drain pan
Outer surface injection air and by drain pan air cooling.By by drain pan air cooling, can be by the seam of bottom brick
Drain pan near motlten metal solidification.Thus, it is possible to prevent motlten metal connecing from bottom brick
Stitch by and arrive drain pan, it is possible to prevent the deformation of drain pan, damage.It should be noted that
When motlten metal is molten tin, as long as drain pan to be cooled to the temperature of the fusing point (231.9 DEG C) less than stannum
?.
Prior art literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2012-36082 publication
Patent documentation 2: Japanese Unexamined Patent Publication 2012-41262 publication
Summary of the invention
The problem that invention is to be solved
As patent documentation 1,2, the outer surface gas of drain pan is cooled to below the fusing point of motlten metal
Temperature time, the seam crossing at bottom brick forms motlten metal (liquid phase) and the phase of solid metal (solid phase)
Border.The position of this phase boundray is according to the temperature change of motlten metal and the temperature of the outer surface of drain pan
Degree changes and changes up and down, when the position of phase boundray changes downwards, forms the solid of phase boundray
Metal molten and be changed into motlten metal.Now, by chemical reaction during transformation melted
Producing bubble in metal, this bubble rises from the motlten metal of bath, and is attached to melted
The surface (hereinafter referred to as bottom surface) contacted with motlten metal of the glass tape of metallic surface flowing.
Due to the attachment of above-mentioned bubble, produce concave air blister defect in the bottom surface of glass tape, thus go out
The problem that the flatness of existing glass tape deteriorates.Liquid crystal display glass substrate is by by float glass process
The surface grinding of glass plate of cutting after shaping and manufacture.The flatness meeting of glass tape during shaping
Affect the amount of grinding of glass plate thus affect the productivity ratio of liquid crystal display glass substrate.
If result, it is believed that suppressing the temperature change of motlten metal and control patent documentation 1,2
The temperature change of the outer surface suppressing drain pan from the air quantity of nozzle, then can reduce above-mentioned
Air blister defect.But, even if suppressing both temperature changes, bubble can not be greatly decreased and lack
Fall into.
The present invention completes in view of such problem, its object is to provide a kind of float glass process flat board glass
The manufacture method of glass and the manufacture device of float flat glass, the manufacture of described float flat glass
The device that manufactures of method and float flat glass passes through to suppress melting from the seam crossing being present in bottom brick
Melt the bubble that metal produces, such that it is able to reduce the air blister defect produced in the bottom surface of glass tape.
The means of solution problem
Present inventor furthers investigate to achieve these goals, it was found that to bottom brick
The vibration of transmission also results in the position of phase boundray and changes up and down.
As to bottom brick transmission vibration vibration transport system, despite the presence of by the vibration of earthquake from
The agent structure system that main body (being provided with the building of bath) is transmitted to bottom brick, but be conceived to except
The fact that also produce air blister defect beyond when earthquake occurs, it is believed that the occurrence cause of air blister defect is not
It is only that earthquake.Then, during vibration transport system beyond Study of Seismic, it is conceived to cool down the end
The nozzle of shell is directly supported on drain pan or is supported on the side of the steel supporting drain pan via connecting elements
Face, establishes following hypothesis: the vibration of nozzle is transmitted to bottom brick via connecting elements and drain pan,
Thus the position of phase boundray moves up and down.Have also discovered: nozzle during work is because supplying from fluid
It is passed to the vibration of machine and the vibration of fluid itself and vibrates, vibrate according to the position of nozzle
Resonate, become the vibration (amplitude big, frequency high) bigger than single vibration.
Therefore, in order to confirm above-mentioned hypothesis, confirm with entity device: at above-mentioned connecting elements
Middle installation absorption of vibrations unit, is absorbed from nozzle to shaking that bottom brick transmits by absorption of vibrations unit
Time dynamic, air blister defect is greatly decreased.Therefore, it can confirm to cause phase because of the vibration from nozzle
The position on border moves up and down.
Therefore, the present invention is to achieve these goals, it is provided that the manufacture of a kind of float flat glass
Method, puts into frit melting channel and melts, obtains melten glass, possess bottom brick and
Continuously feed on the surface of the motlten metal housed in the bath of the drain pan covering above-mentioned bottom brick
State melten glass, make upper from above-mentioned bath along the surface of above-mentioned motlten metal of above-mentioned melten glass
Swim the flowing of lateral downstream, be thus configured to the glass tape of band plate-like, it is characterised in that from spray
Above-mentioned outer surface is cooled down by mouth to the outer surface jet fluid of above-mentioned drain pan, and passes through absorption of vibrations
Unit absorbs the vibration transmitted from said nozzle to above-mentioned bottom brick.
It addition, the present invention is to achieve these goals, it is provided that the manufacture of a kind of float flat glass
Device, it possesses: frit fusing is obtained the melting channel of melten glass, and contains
Continuously feed the motlten metal of above-mentioned melten glass from the teeth outwards and have in bottom brick and covering
State the bath of the drain pan of bottom brick, it is characterised in that have and spray stream to the outer surface of above-mentioned drain pan
Body and nozzle that above-mentioned outer surface is cooled down, and absorb and transmit to above-mentioned bottom brick from said nozzle
The absorption of vibrations unit of vibration.
According to the mode of the present invention, owing to being absorbed from nozzle to bottom brick by absorption of vibrations unit
Molten glass into glass tape while the vibration of transmission, therefore can be greatly decreased at glass
The air blister defect that the bottom surface of glass band produces.
A mode according to the present invention, preferably: by described nozzle via connecting elements directly or
Indirectly it is supported on described drain pan, and absorption of vibrations unit is set in above-mentioned connecting elements,
The vibration of said nozzle is absorbed by above-mentioned absorption of vibrations unit.
A mode according to the present invention, preferably: said nozzle via connecting elements directly or
Ground connection is supported on above-mentioned drain pan, is provided with above-mentioned absorption of vibrations unit in above-mentioned connecting elements.
According to the present invention, it is provided with absorption of vibrations being supported in the connecting elements of drain pan by nozzle
Unit, therefore can absorb the vibration transmitted from nozzle to bottom brick.
It addition, according to a mode of the present invention, preferably: said nozzle is supplied via fluid
Pipe is connected to fluid feed sources, is layed in across absorption of vibrations unit by above-mentioned fluid supply line
State the base plate of bath, absorbed the vibration of above-mentioned fluid supply line by above-mentioned absorption of vibrations unit.
A mode according to the present invention, preferably: said nozzle is connected to via fluid supply line
Fluid feed sources, above-mentioned fluid supply line is layed in above-mentioned bath across above-mentioned absorption of vibrations unit
Base plate.
According to the present invention, by laying fluid supply line across absorption of vibrations unit on base plate,
The vibration that can suppress fluid supply line is transmitted to nozzle, and result can suppress from nozzle to connection
The vibration of component transmission.Thus, by being arranged at the absorption of vibrations unit of connecting elements, permissible
The reliably vibration of absorption nozzle.
Additionally, according to a mode of the present invention, above-mentioned fluid is preferably air, air and water
Mixture or water.
Additionally, according to a mode of the present invention, preferably: above-mentioned absorption of vibrations unit is vibrationproof
Rubber, in the substrate rubber of above-mentioned vibration-proof rubber, it is combined with heat resistant compositions.
The environment being configured with nozzle is hot environment due to the radiant heat from drain pan, therefore makes
During with suitable vibration-proof rubber as absorption of vibrations unit, from can the most persistently play vibration
From the standpoint of absorption function, preferably coordinate silica gel, carbon etc. resistance in the substrate rubber of vibration-proof rubber
Hot compositions.
Invention effect
Manufacture method according to float flat glass involved in the present invention and float flat glass
Manufacture device, due in the vibration transmitted to bottom brick from nozzle by the absorption of absorption of vibrations unit
Molten glass into glass tape simultaneously, therefore can be greatly decreased and produce in the bottom surface of glass tape
Raw air blister defect.
Accompanying drawing explanation
Fig. 1 is that the side of the embodiment of the manufacture method of the float flat glass illustrating the present invention is cut
Face schematic diagram.
Fig. 2 is the sectional view along line A-A of Fig. 1, is illustrate vibration-absorption structure body the 1st
The sectional view manufacturing device of the float flat glass of mode.
Fig. 3 is the manufacture dress of the float flat glass of the 2nd mode illustrating vibration-absorption structure body
The sectional view put.
Fig. 4 is the manufacture dress of the float flat glass of the 3rd mode illustrating vibration-absorption structure body
The sectional view put.
Reference
10 ... melting channel, 11 ... frit, 12 ... melten glass, 13 ... motlten metal, 14 ...
Glass tape, 20 ... bath, 21 ... brick, 21A ... bottom brick, 22 ... shell, 22A ... drain pan, 22B ...
The outer surface of drain pan, 22C ... side shell, 30 ... fluid supply apparatus, 31 ... fluid supply machine, 32 ...
Supply pipe, 32A ... conduit, 32B ... nozzle unit, 32C ... nozzle, 32D ... jet, 32E ...
Straight tube, 34 ... clava, 36 ... clava, 38 ... absorption of vibrations component, 40 ... connecting elements,
42 ... connecting elements, 44 ... steel, 46 ... absorption of vibrations component, 48 ... base plate, 50 ... connect
Component, 52 ... connecting elements, 54 ... iron plate, 56 ... H profile steel, 58 ... connecting elements, 100,
100A, 100B ... the manufacture device of float flat glass
Detailed description of the invention
Hereinafter, and float the manufacture method of float flat glass involved in the present invention according to accompanying drawing
The preferred implementation manufacturing device of method plate glass describes in detail.
Fig. 1 is the embodiment manufacturing device 100 of the float flat glass illustrating the present invention
Sectional view.Fig. 2 is cutting of the manufacture device 100 of the float flat glass along line A-A of Fig. 1
Face figure, it is shown that the 1st mode of vibration-absorption structure body.It should be noted that Fig. 1 and Fig. 2
In, the device manufacturing device 100 for ease of explanation float flat glass is constituted, and puts respectively
The member of formation manufacturing device 100 of big display float flat glass and the shape of glass tape 14.
Float flat glass is the manufacture device by the float flat glass shown in Fig. 1, Fig. 2
100 manufacture according to method shown below.First, the frit 11 shown in Fig. 1 is thrown
Enter melting channel 10 and melt, obtain melten glass 12.Then, house in bath 20 is molten
Melt and on the surface of metal 13, continuously feed melten glass 12.Then, the melten glass of supply is made
12 along the surface of motlten metal 13 from the (side to the right from left side of Fig. 1, upstream side downstream side
To) flowing, thus the glass tape 14 that float forming is band plate-like.By not shown runner from
Glass tape 14 is taken out in the outlet of bath 20, afterwards, after leer (not shown) slow cooling, and cutting
Become the glass plate of the size of regulation.Motlten metal 13 is molten tin.
In Fig. 1, melting channel 10 melten glass 12 obtained is directly fed to bath 20,
But the invention is not restricted to this.Can also be by the melten glass 12 obtained by melting channel 10 via inciting somebody to action
Bubble contained in melten glass 12 carries out the defoaming device of deaeration, is stirred by melten glass 12
And the agitating device homogenized etc. and supply to bath 20.
Bath 20 possesses the shell 22 of the outer surface of multiple brick 21 and covering brick 21, at bath 20
Inside it is filled with motlten metal 13.In present specification, the multiple of the siege of bath 20 will be constituted
Brick is referred to as bottom brick 21A, and the shell covering the outer surface of bottom brick 21A is referred to as drain pan 22A.
As long as the material of brick 21 is low material reactive to motlten metal 13 or anergy
Material and there is the material of thermo-tolerance, can exemplify aluminium oxide, sillimanite (sillimanite),
Clay etc..
For drain pan 22A, its material is not particularly limited, such as by ferrum or rustless steel etc.
Metal material is constituted.
The fluid supply apparatus 30 for cooling down drain pan 22A it is configured with in the lower section of drain pan 22A.
Fluid supply apparatus 30 is supplied machine (fluid feed sources) 31 by fluid and supply pipe 32 is constituted.
Fluid supply machine 31 is supplied with the device of the fluid cooled down by the outer surface 22B of drain pan 22A.From
Fluid supplies the fluid of machine 31 supply via supply pipe 32 described later to the outer surface of drain pan 22A
22B sprays.
As long as the outer surface 22B of drain pan 22A can be cooled down and limit the most especially by the fluid used
Fixed, can be the mixture of air, water or air and water.Put down from being applied to existing float glass process
The easiness manufacturing device of glass sheet considers, fluid is preferably air.It addition, fluid is empty
During gas, fluid supply machine 31 is aerator.
Supply pipe 32 is by conduit (fluid supply line) 32A and the Duo Gen nozzle unit as supervisor
32B is constituted.Conduit 32A configures along the length direction (flow direction of glass tape 14) of bath 20,
Its one end is connected with fluid supply machine 31.Nozzle unit 32B along bath 20 length direction from
Conduit 32A branch, the width branch along bath 20 is 4 sprays the most as shown in Figure 2
Mouth 32C.The outer surface 22B of the jet 32D and drain pan 22A of nozzle 32C is oppositely disposed.
From fluid supply machine 31 supply fluid from conduit 32A by and supply to nozzle unit 32B,
Then spray from the jet 32D of each nozzle 32C to the outer surface 22B of drain pan 22A.Thus,
The outer surface 22B of cooling drain pan 22A.
It should be noted that the composition of supply pipe 32 is not limited to above-mentioned composition.That is, along bath
The nozzle unit 32B of the length direction configuration of 20 can not be distributed in the length direction of bath 20
Gamut and configure.Such as can make upstream side (Fig. 1 of nozzle unit 32B deflection bath 20
In left side) configuration.Due to the gas produced from the motlten metal of the seam crossing being present in bottom brick 21A
Bubble is produced from the motlten metal of the upstream side of bath 20 more, therefore by by inclined for nozzle unit 32B
Configure to the upstream side, can effectively suppress the generation of bubble.
As long as it addition, the radical of nozzle unit 32B can suppress the generation of bubble the most especially
Limit, can be 1 and can also be many.Nozzle unit 32B along the length direction of bath 20
Branch interval be also not particularly limited, can be constant interval can also be non-constant interval.
Become with end at many (in Fig. 2 4) nozzle 32C of the width branch of bath 20
Wide shape branch, therefore can make the temperature of the width of the outer surface 22B of drain pan 22A
It is evenly distributed.
As long as it addition, the radical of the nozzle 32C of the width of bath 20 can make bath 20
The uniformity of temperature profile of width be just not particularly limited.It addition, the width side of bath 20
To nozzle 32C branch interval be not particularly limited, can be constant interval can also be not
Constant interval.
Additionally, as shown in Figure 1 for the nozzle unit 32B configured along the length direction of bath 20
For, adjacent nozzle unit 32B, 32B connects each other by metal clava 34,
Thus improve the rigidity of the nozzle unit 32B of the length direction of bath 20.The company of clava 34
Connect position being fixed on branch by welding etc. the most as shown in Figure 2 is the straight tube before nozzle 32C
On 32E.
It addition, as shown in Figure 2 at the nozzle 32C that the width of bath 20 configures,
Adjacent nozzle 32C, 32C connects each other by metal clava 36, thus improves bath
The rigidity of the nozzle 32C of the width of groove 20.This clava 36 is it is also preferred that pass through welding etc.
Fixing.
Additionally, in embodiments, define the composition only cooled down by drain pan 22A, but do not limit
In this.The supply that the side shell 22C of the brick covering that can be provided for the sidewall by bath 20 cools down
Pipe.By also being cooled down by side shell 22C, can effectively further reduce air blister defect.
In the manufacture device 100 of the float flat glass of embodiment, in order to prevent from nozzle
The vibration of 32C is transmitted to bottom brick 21A via drain pan 22A, i.e. in order to reduce air blister defect,
Possess the absorption of vibrations components (absorption of vibrations unit) 38 such as vibration-proof rubber as shown in Figure 2.
It is to say, nozzle 32C is directly supported on drain pan via metal connecting elements 40
22A, or by being supported on the steel of supporting drain pan 22A via metal connecting elements 42
44, the most indirectly it is supported on drain pan 22A.And, set in these connecting elements 40,42
It is equipped with absorption of vibrations component 38.Thus, although the vibration of nozzle 32C is to connecting elements 40,42
Transmission, but absorbed (decay) by absorption of vibrations component 38, the most above-mentioned vibration will not pass
It is handed to bottom brick 21A.
Therefore, utilize the manufacture device 100 of the float flat glass of embodiment, by vibration
Absorption component 38 absorb from nozzle 32C to while the vibration that bottom brick 21A transmits by melten glass
12 are configured to glass tape 14, therefore can reduce the bubble produced in the bottom surface of glass tape 14 and lack
Fall into.
It addition, as it is shown in figure 1, preferably conduit 32A and fluid are supplied machine 31 across exempting from the rubber that shakes
Multiple absorption of vibrations component such as glue (absorption of vibrations unit) 46 are layed in the base plate 48 of bath 20.By
In absorbing conduit 32A and the vibration of fluid supply machine 31 by this absorption of vibrations component 46,
Therefore result can reduce the vibration transmitted from nozzle 32C to connecting elements 40,42.Thus,
By being arranged at the absorption of vibrations component 38 of connecting elements 40,42, can reliably absorption nozzle
The vibration of 32C.
Fig. 3 is the manufacture dress of the float flat glass of the 2nd mode illustrating vibration-absorption structure body
Put the sectional view of 100A.Directly it is supported on via connecting elements 50 according to Fig. 3, conduit 32A
Drain pan 22A or conduit 32A is supported on steel 44 via connecting elements 52, at connecting elements
50, it is provided with absorption of vibrations component 38 in 52.
Vibration-absorption structure body according to Fig. 3, can absorb conduit by absorption of vibrations component 38
The vibration of 32A, therefore result can reduce and transmits to connecting elements 50,52 from conduit 32A
Vibration.Therefore, it can reduce the air blister defect produced in the bottom surface of glass tape 14.
Fig. 4 is the manufacture dress of the float flat glass of the 3rd mode illustrating vibration-absorption structure body
Put the sectional view of 100B.According to Fig. 4, by being layed in the iron plate of the banding of the bottom of bath 20
54 and Duo Gen H profile steel 56 and bath 20 is arranged at base plate 48 (with reference to Fig. 1).Iron plate 54 exists
The direction orthogonal with the length direction of bath 20 is laid at a prescribed interval, and H profile steel 56 is to prop up
Hold this iron plate 54 lower surface mode along bath 20 length direction lay.
And, via connecting elements 58, H is supported on for nozzle 32C, each nozzle 32C
Shaped steel 56, is provided with absorption of vibrations component 38 in each connecting elements 58.
Even if being the vibration-absorption structure body of Fig. 4, owing to can be inhaled by absorption of vibrations component 38
Receive the vibration of nozzle 32C, therefore can reduce the air blister defect produced in the bottom surface of glass tape 14.
During it should be noted that use vibration-proof rubber as absorption of vibrations component 38, preferably anti-
Shake and the substrate rubber of rubber coordinates heat resistant compositions in advance.
The environment being configured with nozzle 32C is high temperature ring due to the radiant heat from drain pan 22A
Border, when therefore using suitable vibration-proof rubber as absorption of vibrations component 38, from can be stably
Persistently play absorption of vibrations function aspects to consider, preferably coordinate in the substrate rubber of vibration-proof rubber
The heat-resistant composition such as silica gel, carbon.
Further, it is possible to use possess the fluid shock absorber of cylinder and piston as absorption of vibrations component
38.When using above-mentioned fluid shock absorber, preferably: confirm to make the direction that vibration decays in advance, and
In the way of above-mentioned cylinder and above-mentioned piston relatively carry out stretching motion, fluid is installed in the direction
Vibroshock.
The Japanese patent application 2015-025924 that the application proposed based on February 13rd, 2015,
Its content is introduced as reference herein.
Industrial applicability
Due to the glass obtained by the manufacture method of the float flat glass of the present invention and manufacture device
The glass plate air blister defect in bottom surface is few, therefore can reduce the amount of grinding of bottom surface, thus improve glass
The productivity ratio of glass plate.Using the glass plate that obtains as the display glass of liquid crystal indicator etc.
Substrates etc. are useful.
Claims (9)
1. a manufacture method for float flat glass, puts into frit melting channel and melts
Change, obtain melten glass,
The table of the motlten metal housed in possessing the bath of the drain pan of bottom brick and the described bottom brick of covering
Described melten glass is continuously fed on face,
Make described melten glass downward from the upstream side of described bath along the surface of described motlten metal
Trip effluent moves, and is thus configured to the glass tape of band plate-like, it is characterised in that
To the outer surface jet fluid of described drain pan, described outer surface is cooled down from nozzle, and pass through
Absorption of vibrations unit absorbs the vibration transmitted from described nozzle to described bottom brick.
The manufacture method of float flat glass the most according to claim 1, wherein,
Described nozzle is supported on directly or indirectly via connecting elements described drain pan, and
Described connecting elements arranges absorption of vibrations unit, is absorbed by described absorption of vibrations unit described
The vibration of nozzle.
The manufacture method of float flat glass the most according to claim 1 and 2, wherein,
Described nozzle is connected to fluid feed sources via fluid supply line, described fluid is supplied
Pipe is layed in the base plate of described bath across absorption of vibrations unit, by described absorption of vibrations unit
Absorb the vibration of described fluid supply line.
The manufacture method of float flat glass the most according to claim 1 and 2, wherein,
Described fluid is mixture or the water of air, air and water.
5. a manufacture device for float flat glass, it possesses: frit fusing obtained
To the melting channel of melten glass, and contain and continuously feed described melten glass from the teeth outwards
Motlten metal and there is bottom brick and cover the bath of drain pan of described bottom brick,
It is characterized in that,
There is the nozzle cooled down by described outer surface to the outer surface jet fluid of described drain pan,
With the absorption of vibrations unit absorbing the vibration transmitted from described nozzle to described bottom brick.
The manufacture device of float flat glass the most according to claim 5, wherein,
Described nozzle is supported on described drain pan directly or indirectly via connecting elements, in described company
Connection member is provided with described absorption of vibrations unit.
7. according to the manufacture device of the float flat glass described in claim 5 or 6, wherein,
Described nozzle is connected to fluid feed sources via fluid supply line, described fluid supply line every
Described absorption of vibrations unit and be layed in the base plate of described bath.
8. according to the manufacture device of the float flat glass described in claim 5 or 6, wherein,
Described absorption of vibrations unit is vibration-proof rubber, joins in the substrate rubber of described vibration-proof rubber
Conjunction has heat resistant compositions.
The manufacture device of float flat glass the most according to claim 7, wherein,
The described fluid supplied from described fluid feed sources be air, the mixture of air and water,
Or water.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-025924 | 2015-02-13 | ||
| JP2015025924A JP2016147786A (en) | 2015-02-13 | 2015-02-13 | Manufacturing method of float plate glass and manufacturing apparatus of float plate glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105884175A true CN105884175A (en) | 2016-08-24 |
| CN105884175B CN105884175B (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610083858.8A Active CN105884175B (en) | 2015-02-13 | 2016-02-06 | Method for manufacturing float plate glass and device for manufacturing float plate glass |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2016147786A (en) |
| KR (1) | KR20160100249A (en) |
| CN (1) | CN105884175B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107399903A (en) * | 2017-09-08 | 2017-11-28 | 蚌埠玻璃工业设计研究院 | A kind of electronical display float flat glass glues tin slowing device |
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| CN102372421A (en) * | 2010-08-12 | 2012-03-14 | 株式会社Lg化学 | Float bath for manufacturing float glass and cooling method of the same |
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| KR101383605B1 (en) | 2010-08-11 | 2014-04-11 | 주식회사 엘지화학 | Float bath for manufacturing float glass ＆ cooling method of the same |
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2015
- 2015-02-13 JP JP2015025924A patent/JP2016147786A/en active Pending
-
2016
- 2016-02-06 CN CN201610083858.8A patent/CN105884175B/en active Active
- 2016-02-11 KR KR1020160015420A patent/KR20160100249A/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4328021A (en) * | 1980-11-28 | 1982-05-04 | Ppg Industries, Inc. | Threshold cart for flat glass forming apparatus and method of use |
| CN2260085Y (en) * | 1996-09-13 | 1997-08-20 | 中国耀华玻璃集团公司 | Rolling supporting means under the bottom of tin tank |
| CN102372421A (en) * | 2010-08-12 | 2012-03-14 | 株式会社Lg化学 | Float bath for manufacturing float glass and cooling method of the same |
| CN103209935A (en) * | 2010-11-04 | 2013-07-17 | 旭硝子株式会社 | Method for producing float plate glass and apparatus for producing float plate glass |
| CN103635437A (en) * | 2011-08-16 | 2014-03-12 | 旭硝子株式会社 | Float glass production device, and float glass production method employing same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105884175B (en) | 2020-05-22 |
| KR20160100249A (en) | 2016-08-23 |
| JP2016147786A (en) | 2016-08-18 |
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