CN106145614A - The material duct device of glass metal - Google Patents
The material duct device of glass metal Download PDFInfo
- Publication number
- CN106145614A CN106145614A CN201610520333.6A CN201610520333A CN106145614A CN 106145614 A CN106145614 A CN 106145614A CN 201610520333 A CN201610520333 A CN 201610520333A CN 106145614 A CN106145614 A CN 106145614A
- Authority
- CN
- China
- Prior art keywords
- glass
- glass metal
- material road
- agitating unit
- duct device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/02—Forehearths, i.e. feeder channels
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/02—Forehearths, i.e. feeder channels
- C03B7/06—Means for thermal conditioning or controlling the temperature of the glass
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Glass Compositions (AREA)
Abstract
The present invention provide a kind of ensure glass metal enter shaping produce before high uniformity and the feeding device that higher feed quantity requires can be met.The material duct device of glass metal, including material road, fuel burner nozzle and the top heat-insulation layer being arranged on described material road and bottom heat-insulation layer, described material road is provided with modularization agitating unit, agitator in described modularization agitating unit is realized rotating by drive motor, the speed of described agitator is adjusted by frequency-variable controller, and the direction of rotation of described agitator is adjusted by cardan axis.The present invention is in the case that satisfied higher feed quantity requires, glass metal uniformity in glass supply channel significantly improves, reach the high uniformity level of optical glass, apply the invention in the production of high alumina thin float glass, the quality index such as the plate face glass muscle quality of glass plate, micro-waviness significantly improve, and reach the requirement of GB/T 20,314 2006 " the thin float glass of liquid crystal display ".
Description
Technical field
The present invention relates to a kind of feeding device, particularly relate to a kind of material road improving glass metal uniformity in supply channel
Device.
Background technology
During glass industry produces, the work portion of major part kiln and supply channel are all to use gas heating.Due under high temperature
The volatilization of glass metal component, and due to the inconsistency of flowing velocity on glass metal cross section longitudinally and laterally in material road, make
Before entering shaped device, there is inhomogeneities in glass metal in supply channel, this inhomogeneities to the production of subsequent forming with
And the quality of goods exists certain impact, especially in the production of ultra-thin class glass product, serious conditions may cause product
Directly scrap.
At present, part material road uses agitator unit in design, and for improving the uniform of material combustion space, road temperature
Property have employed header pipe type material road burner, and use rational insulation construction to design and material road bottom discharge design etc., these sides
Although formula can significantly improve the uniformity of glass metal in material road, but still can not meet the requirement of high quality of production, as high-quality surpasses
Thin high alumina float glass, the requirement to glass metal high uniformity for the TFT substrate glass, it will cause serious plate face glass muscle and microcosmic
Percent ripple situation not up to standard.
It in addition, also have the special device using Pt material to make as material road feeding system, with CORNING company of the U.S. is
The TFT substrate glass that the press over system representing produces uses this Zhong Liao road feed mode exactly, uses the glass metal of this feed mode
Uniformity is good, but owing to feeding system uses substantial amounts of Pt material, the occupation of capital is high, and the service life of device is limited, usual feelings
Condition lower service life is less than 2 years, and feeding system maintenance cost is high, and shortcoming, the feed energy under normal circumstances such as feed capacity is little
Power is far below 30 ton day.
Content of the invention
The technical problem to be solved be to provide a kind of ensure glass metal enter shaping produce before Gao Jun
Even property and the feeding device that higher feed quantity requirement can be met.
The present invention solves the material duct device of the technical scheme is that glass metal of technical problem, including material road, combustion gas burning
Mouth and the top heat-insulation layer being arranged on described material road and bottom heat-insulation layer, be provided with modularization stirring single on described material road
Unit, the agitator in described modularization agitating unit is realized rotating by drive motor, and the speed of described agitator is by VFC
Device adjusts, and the direction of rotation of described agitator is adjusted by cardan axis.
Further, described modularization agitating unit is by drive motor, power transmission shaft or driving chain, cardan axis, frequency conversion
Controller, stirring frame and agitator are constituted, and it is single that described modularization agitating unit arranges the stirring of 1-5 level according to the length in material road
Unit.
Further, described material road front bottom end being provided with exhaust unit, described exhaust unit is by being provided with discharge orifice
Material road at the bottom of brick, moveable assisted heating device and blowdown plug constitute.
Further, the size of bottom discharge amount is added by perforate size and the auxiliary of the discharge orifice on brick at the bottom of described material road
The size of thermal heating amount together decides on.
Further, after described modularization agitating unit, it is provided with material road surface overflow system, described surface overflow
System is made up of overflow baffle, overfall, heating burner.
Further, described overflow baffle is placed in material road and height adjustable.
Described overfall is arranged on material road side wall, and is less than glass metal liquid level line, and described overfall rear end keeps off with overflow
Front edge of board flushes, and makes skin glass liquid flow out along overflow baffle from overfall.
Further, described heating burner is to overfall auxiliary heating, and coordinates the adjustment of overflow baffle height to realize table
The control of layer glass overflow discharge amount.
Further, this part material road connecting shaped device after described material road surface overflow system is arranged to close
Material road.
Further, the refractory material bottom the described stirring region being positioned at agitating unit, sealed material way, overflow baffle bag
Wrap up in or spray PT material.
The invention has the beneficial effects as follows: in the case that satisfied higher feed quantity requires, the glass metal in glass supply channel
Uniformity significantly improves, and reaches the high uniformity level of optical glass；Apply the invention to high alumina thin float glass to produce
In, the quality index such as the plate face glass muscle quality of glass plate, micro-waviness significantly improves, and reaches GB/T 20314-2006 " liquid crystal
Display use thin float glass " requirement.The present invention is especially suitable for the shaping of small-sized float glass process to produce.
Brief description
Fig. 1 is the structural representation of apparatus of the present invention.
Fig. 2 is the operating diagram of the modularization agitating unit of a kind of structure of the present invention.
Detailed description of the invention
As it is shown in figure 1, the glass liquid material duct device of the present invention include expect road, fuel burner nozzle 10 and be arranged on material road on upper
Portion's heat-insulation layer 11 and bottom heat-insulation layer 12, wherein:
1) expect that road front bottom end arranges exhaust unit: by be provided with brick at the bottom of the material road of discharge orifice 1 the 2nd, movably auxiliary add
Thermal 3 and blowdown plug 4 are constituted.Wherein, discharge assisted heating device 3 and can use auxiliary heating burner.During production, can move
Dynamic blowdown plug 4 blocks discharge orifice 1, during discharge, removes blowdown plug 4, and will movably assist heating burner to move to
By the floss hole of discharge orifice 1 lower end, floss hole is heated.The size of bottom discharge amount is by the discharge orifice 1 expected on end brick 2
Perforate size and the size of assisted heating device 3 heating amount together decide on.
Come from the glass metal of the kiln of material front end, road, inevitably have rich in oxygen at glass metal bottom deposit
Changing the contaminated glass metal of zirconium layer, in this glass metal will result in material road after being flowed into material road, there is serious striped in glass metal.
The present invention arranges exhaust unit in material road front bottom end, can be used for discharging continuously or the above-mentioned contaminated glass of discontinuity discharge
Liquid, so will reduce and eliminate the zirconium striped in producing.
2) arranging Multi-stage module agitating unit 5: this is the design of most critical of the present invention, every grade of agitating unit all makes mould
Blockization designs, and so can select the quantity of the agitating unit of different progression according to the feed capacity in material road.The present invention is according to material road
Length and flow 1-5 level modularization agitating unit 5 can be set, Fig. 1 is shown that having 4 grades of modularization agitating units 5；Often
Previous module agitating unit 5 is by single drive motor, power transmission shaft or driving chain, cardan axis, frequency-variable controller, stirring
Frame and agitator 14 are constituted.Wherein, agitator 14 preferably can integrally promote, decline and left and right horizontal moves, to realize stirring
Mix being accurately positioned of position in Qi14Liao road.Agitator 14 is realized rotating by the drive motor being integrated on equipment.Frequency conversion
Controller can realize the adjustment of agitator 14 speed of every one-level modularization agitating unit 5, and the size of mixing speed is according to stirring
Stirring capacity and the intensity of technique, the stirring viscosity of glass metal and agitator 14 determine jointly.Cardan axis can facilitate real
The adjustment of agitator 14 direction of rotation in now every one-level modularization agitating unit 5.The stirring of every one-level modularization agitating unit 5
Device 14 quantity can arrange 2-6 and prop up, and the number of quantity depends on the size (i.e. radius of turn) of mixing arm, the stirring of agitator 14
Mix the physical dimension in ability, intensity and material road, installation place.Under normal circumstances, the shape of agitator 14 can use blade type, spiral shell
Rotation oar, frame-type etc., it is possible to by the shape of board design mixing arm.
Under normal circumstances, the supply channel of 20-40TPD is selected 2 grades of modularization agitating units 5 can meet the homogenizing to glass to want
Asking, 5 grades of modularization agitating units can meet the homogenizing to glass for the supply channel of 80-100TPD and require.
The stirring effect of every one-level modularization agitating unit 5 can be evaluated by simulation.For reaching preferably to glass
Even results, it is generally the case that adjacent agitator 14 rotation direction in every grade of modularization agitating unit 5 should be contrary；Two is adjacent
Modularization agitating unit 5 in agitator 14, it is generally the case that on glass flow direction, be in same position, namely
The rotation direction of identical with the distance of material road side wall 15 agitator 14 also should be contrary.
Fig. 2 is the structure of a kind of typical 4 grades of modularization agitating units 5, the stirring in its modularization agitating units 5 at different levels
The rotation direction of device 14 is as shown in the figure, it can be seen that agitator 14 rotation directions different in every grade of modularization agitating unit 5
Arrange, and between modularization agitating unit 5 at different levels, the different rotation direction of every agitator 14 is arranged.
Agitator 14 is used to improve a kind of important means of glass metal uniformity, meanwhile, also can improve the heat in material road
Inhomogeneities.The height of glass metal homo-effect depend on modularization agitating unit 5 number and agitator 14 stirring effect
Rate.Quantity is the modularization agitating unit 5 of 1-5 level, and the stirring efficiency of the agitator 14 of every one-level modularization agitating unit 5 is equal
Can individually adjust, the glass metal in the Multi-stage stirring Neng Weiliao road of for up to 5 grades provides sufficient homo-effect.
3) material road surface overflow system is set: after material road surface overflow system is arranged on afterbody agitating unit 5, table
The 13rd, face overflow system is heated burner 7 by overflow baffle the 6th, overfall and constitutes.Overflow baffle 6 is placed in material road, is typically invaded by anti-
Erosion, the fire proof material brick of resistance to erosion are made, it is possible to be made up of heat-resisting steel sheet and plate.Overflow baffle 6 is solid by the support being arranged on material road
Fixed, its fixed form preferably can quick overall pulling down overflow baffle 6, the best adjustable of height in expecting road for the overflow baffle 6, from
And the size of spillway discharge can be controlled.Overfall 13 is arranged on material road side wall 15, and is less than glass metal liquid level line 30-50mm,
Overfall 13 rear end flushes with overflow baffle 6 front end, and skin glass liquid so can be made to flow out along overflow baffle 6 from overfall 13.
Heating burner 7 is for the auxiliary heating to overfall 13, and the adjustment of cooperation overflow baffle 6 height realizes skin glass overflow
The control of discharge capacity.
Major part being used to the material road system of fuel burner nozzle heating, the volatilization on glass metal surface is inevitable, especially
It is the glass ingredient for high volatility, and the major function of the material road surface overflow system of the present invention is to realize top layer glass inferior
The outflow of glass, improves the glass metal consistence of composition before entering shaped device.
In addition, the erosion that glass metal is to the refractory material being in contact with it is inevitable, this eater enters glass
Liquid will result in the inhomogeneities of glass metal composition, and serious will cause refractory material bubble and glass cord.Apparatus of the present invention
Stirring region increase due to the mobility of glass metal, cause corrode the erosion of refractory material will be more serious.Therefore,
The present invention is to the refractory material parcel bottom the stirring region in material road or spraying precious metal material 9, preferably spraying PT or parcel
PT material, this washes away the erosion being caused refractory material, and this kind of spraying or parcel PT material by completely cutting off this type of to greatest extent
Material is difficult to damaged.Simultaneously because glass metal and the wettability of PT material are entirely different with the wettability of refractory material, glass metal
The mobility in material road after treatment is more preferable, so can further improve one of the glass metal composition before entering shaped device
Cause property.
Overflow baffle 6 also can be wrapped up or spray precious metal material 9 by the present invention, preferably spraying Pt or parcel Pt material.
The present invention connects shaped device this part material road after expecting road surface overflow system is arranged to sealed material way 8,
That is: the structure of sealed material way upper space.This region can be heated, it is also possible to does not heats.Meanwhile, also can be to this area contact glass
The upper and lower part refractory material parcel of glass liquid or spraying precious metal material, this precious metal material preferred PT material.
The present invention uses above-mentioned sealed material way 8 and to refractory material parcel or spraying precious metal material, can be with maximum limit
Avoid degree the volatilization on glass metal surface and glass metal produced by the refractory corrosion of upper and lower part inhomogeneities to glass
It is molded brought impact, it is ensured that enter the glass metal consistence of composition before shaped device.
Claims (10)
1. the material duct device of glass metal, including material road, fuel burner nozzle (10) and the top heat-insulation layer being arranged on described material road
And bottom heat-insulation layer (12) (11), it is characterised in that: on described material road, it is provided with modularization agitating unit (5), described module
The agitator (14) changed in agitating unit (5) is realized rotating by drive motor, and the speed of described agitator (14) is by VFC
Device adjusts, and the direction of rotation of described agitator (14) is adjusted by cardan axis.
2. the material duct device of glass metal as claimed in claim 1, it is characterised in that: described modularization agitating unit (5) is by driving
Dynamic motor, power transmission shaft or driving chain, cardan axis, frequency-variable controller, stirring frame and agitator (14) are constituted, described module
Change agitating unit (5) and 1-5 level modularization agitating unit (5) is set according to the length in material road.
3. the material duct device of glass metal as claimed in claim 1, it is characterised in that: in described material road, front bottom end is provided with row
Putting unit, described exhaust unit is by being provided with brick (2), moveable assisted heating device (3) at the bottom of the material road of discharge orifice (1) and let out
Material plug (4) is constituted.
4. the material duct device of glass metal as claimed in claim 3, it is characterised in that: the size of bottom discharge amount is by described material road
The size of the perforate size of the discharge orifice (1) on end brick (2) and assisted heating device (3) heating amount together decides on.
5. the material duct device of the glass metal as described in claim 1-3 any claim, it is characterised in that: in described modularization
Being provided with material road surface overflow system after agitating unit (5), described surface overflow system is by overflow baffle (6), overfall
(13), heat burner (7) to constitute.
6. the material duct device of glass metal as claimed in claim 5, it is characterised in that: described overflow baffle (6) is placed in material road
In and height adjustable.
7. the material duct device of glass metal as claimed in claim 5, it is characterised in that: described overfall (13) is arranged on material road side
On wall (15), and being less than glass metal liquid level line, described overfall (13) rear end flushes with overflow baffle (6) front end, makes top layer glass
Glass liquid flows out along overflow baffle (6) from overfall (13).
8. the material duct device of glass metal as claimed in claim 5, it is characterised in that: described heating burner (7) is to overfall
(13) auxiliary heating, and coordinate the adjustment of overflow baffle (6) height to realize the control of skin glass overflow discharge amount.
9. the material duct device of glass metal as claimed in claim 5, it is characterised in that: after described material road surface overflow system
This part material road connecting shaped device is arranged to sealed material way (8).
10. the material duct device of glass metal as claimed in claim 1, it is characterised in that: the described stirring being positioned at agitating unit (5)
The refractory material of sections bottom, sealed material way (8), overflow baffle (6) parcel or spraying PT material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610520333.6A CN106145614A (en) | 2016-06-30 | 2016-06-30 | The material duct device of glass metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610520333.6A CN106145614A (en) | 2016-06-30 | 2016-06-30 | The material duct device of glass metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106145614A true CN106145614A (en) | 2016-11-23 |
Family
ID=58061321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610520333.6A Pending CN106145614A (en) | 2016-06-30 | 2016-06-30 | The material duct device of glass metal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106145614A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107311431A (en) * | 2017-07-19 | 2017-11-03 | 武汉理工大学 | The compound temperature control system of the glass metal temperature difference in a kind of regulation material road |
| CN110540355A (en) * | 2019-09-29 | 2019-12-06 | 孙新奉 | Glass liquid flow material channel flow control system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1093063A (en) * | 1993-03-23 | 1994-10-05 | 圣戈班玻璃制造国际公司 | Channel for carrying molten glass |
| JP2001049202A (en) * | 1999-08-12 | 2001-02-20 | San Techno Chemical Kk | Adhesive layer-coated structural body and manufacture thereof |
| EP1764381A1 (en) * | 2005-09-16 | 2007-03-21 | E.I.Du pont de nemours and company | Polycyclic polyimides and compositions and their corresponding polyamic acids |
-
2016
- 2016-06-30 CN CN201610520333.6A patent/CN106145614A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1093063A (en) * | 1993-03-23 | 1994-10-05 | 圣戈班玻璃制造国际公司 | Channel for carrying molten glass |
| JP2001049202A (en) * | 1999-08-12 | 2001-02-20 | San Techno Chemical Kk | Adhesive layer-coated structural body and manufacture thereof |
| EP1764381A1 (en) * | 2005-09-16 | 2007-03-21 | E.I.Du pont de nemours and company | Polycyclic polyimides and compositions and their corresponding polyamic acids |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107311431A (en) * | 2017-07-19 | 2017-11-03 | 武汉理工大学 | The compound temperature control system of the glass metal temperature difference in a kind of regulation material road |
| CN110540355A (en) * | 2019-09-29 | 2019-12-06 | 孙新奉 | Glass liquid flow material channel flow control system |
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Application publication date: 20161123 |