CN107074607A - Glass tape manufacturing equipment and method - Google Patents
Glass tape manufacturing equipment and method Download PDFInfo
- Publication number
- CN107074607A CN107074607A CN201580048702.XA CN201580048702A CN107074607A CN 107074607 A CN107074607 A CN 107074607A CN 201580048702 A CN201580048702 A CN 201580048702A CN 107074607 A CN107074607 A CN 107074607A
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- CN
- China
- Prior art keywords
- roller
- upstream
- glass tape
- glass
- downstream
- 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.)
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Classifications
-
- 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
- C03B17/061—Forming glass sheets by lateral drawing or extrusion
-
- 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
-
- 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
- C03B17/068—Means for providing the drawing force, e.g. traction or draw rollers
-
- 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
- C03B18/04—Changing or regulating the dimensions of the molten glass ribbon
- C03B18/06—Changing or regulating the dimensions of the molten glass ribbon using mechanical means, e.g. restrictor bars, edge rollers
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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
- C03B18/04—Changing or regulating the dimensions of the molten glass ribbon
- C03B18/10—Changing or regulating the dimensions of the molten glass ribbon using electric means
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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
- C03B18/18—Controlling or regulating the temperature of the float bath; Composition or purification of the float bath
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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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
A kind of glass manufacturing equipment includes preparing the forming apparatus (103,203) of glass tape.Float bath (110,210) includes upstream end thereof and downstream end.First drawing roller arrangement (102,202) is at least partially disposed between upstream end thereof and downstream end, so as to draw the glass tape (105,205) from forming apparatus in float bath.First drawing roller arrangement includes the first upstream roller being arranged on above the major surfaces of glass tape first and the second upstream roller being arranged on below the major surfaces of glass tape second.In other examples, the method for manufacture glass tape comprises the steps：Glass tape, the drawing glassribbons in float bath are formed, and glass tape is extruded between the first upstream roller and the second upstream roller.
Description
CROSS-REFERENCE TO RELATED APPLICATIONS
The U.S. Provisional Application Ser the 62/th that the application requires to submit for 10th for 07 month for 2014 according to 35U.S.C. § 119
The priority of No. 022905, herein based on disclosure of which and by reference to it is intactly hereby incorporated by.
Technical field
The disclosure relates in general to glass manufacturing equipment and method, it particularly relates to the glass manufacturing equipment including float glass process
And method.
Background
Glass manufacturing equipment and method are used to form glass tape, and glass tape is separable into sheet glass, or winding, and can be used for
Display and other application.The specific glass manufacturing equipment of float glass process institute and method include float bath, and glass is floated in the float bath
Band and the drawing glassribbons in float bath.
General introduction
Brief summary content of this disclosure below, to provide the base to some illustrative aspects described by detailed portion
This understanding.
In the first aspect of the disclosure, glass manufacturing equipment includes forming apparatus, and the forming apparatus production includes width
The glass tape of degree.Glass manufacturing equipment also includes float bath, and the float bath includes upstream end thereof and downstream end.Glass manufacturing equipment
Also include the first drawing roller arrangement, the first drawing roller arrangement is at least partially disposed on upstream end thereof and the downstream of float bath
Between portion.First drawing roller arrangement is configured to, along the drawing path for being transverse to ribbon width extension, in float bath, to come from
The glass tape of forming apparatus is drawn to downstream end from upstream end thereof.First drawing roller arrangement is led including being arranged on glass tape first
The the first upstream roller for wanting surface and the second upstream roller being arranged on below the major surfaces of glass tape second.
In an example of first aspect, the first upstream roller and the second upstream roller extruding glass tape, so that in glass
Extruding force is formed in band.In another example, at least one of the first upstream roller and the second upstream roller be it is adjustable,
So as to adjust extruding force.
In another example of first aspect, glass manufacturing equipment is also included along at least in part in the first pulling roll dress
The drawing path between float bath downstream end is put, the second drawing roller arrangement in downstream is arranged on.Second drawing roller arrangement construction
Into along path is drawn, glass tape is further drawn to downstream end from the first drawing roller arrangement in float bath.Second drawing
Roller arrangement includes the first downstream roller being arranged on above the major surfaces of glass tape first and is arranged on the main table of glass tape second
The second downstream roller below face.
In one example, glass manufacturing equipment also includes control device.Control device is configured to operation the first pulling roll dress
Put and pull roller arrangement with second, so that at least one of the first upstream roller and the second upstream roller are with substantial constant moment of torsion
Rotation, and at least one of the first downstream roller and the second downstream roller are with the rotation of substantial constant angular speed.
In another example, control device is also configured to pull in roller arrangement at least based on the first drawing roller arrangement and second
A kind of operating condition, to adjust the substantial constant moment of torsion of at least one of the first upstream roller and the second upstream roller.
Again in another example of first aspect, at least one of the first upstream roller and the second upstream roller include cold
But system.In one example, the marginal portion of cooling system cooling at least glass tape.
Again in another example of first aspect, glass manufacturing equipment also includes driven roller.
Again in another example of first aspect, the second upstream roller is at least partially submerged in float bath.
Again in another example of first aspect, at least one of the first upstream roller and the second upstream roller are substantially
It is arranged on outside float bath width.
First aspect can be provided separately or any one or any number of example set with first aspect as described above
Ground is closed to provide.
In the second aspect of the disclosure, a kind of method for manufacturing glass tape comprises the steps：Formation includes width
Glass tape.Methods described also comprises the steps：In float bath, glass tape is drawn to float bath downstream from float bath upstream end thereof
Portion.Methods described also comprises the steps：Squeezed between the first upstream roller and the second upstream roller of the first drawing roller arrangement
Press glass tape.The first drawing roller arrangement is at least partially disposed between the upstream end thereof of float bath and downstream end.First
Upstream roller is arranged on above the major surfaces of glass tape first, and the second upstream roller is arranged under the major surfaces of glass tape second
Side.
In an example of second aspect, methods described also comprises the steps：Under the first of the second drawing roller arrangement
Glass tape is extruded between trip roller and the second downstream roller.Second drawing roller arrangement is at least partially disposed on the first pulling roll dress
Put between float bath downstream end.First downstream roller is arranged on above the major surfaces of glass tape first, and the second downstream roller
It is arranged on below the major surfaces of glass tape second.
In one example, methods described also comprises the steps：Operate in the first upstream roller and the second upstream roller
At least one, so that at least one of the first upstream roller and the second upstream roller are rotated with substantial constant moment of torsion.It is described
Method also comprises the steps：At least one of the first downstream roller and the second downstream roller are operated, so that the first downstream rollers
At least one of cylinder and the second downstream roller are rotated with substantial constant angular speed.
In another example, methods described also comprises the steps：Based on the first drawing roller arrangement and the second pulling roll dress
The operating condition at least one of put, to adjust the substantial constant of at least one of the first upstream roller and the second upstream roller
Moment of torsion.
In another example of second aspect, methods described also comprises the steps：Cool down at least a portion of glass tape.
In one example, the part of the glass tape is the marginal portion of glass tape.
Again in another example of second aspect, the second upstream roller is at least partially submerged in float bath.
Again in another example of second aspect, at least one of the first upstream roller and the second upstream roller are substantially
It is arranged on outside float bath width.
Again in another example of second aspect, methods described also comprises the steps：The induced magnetic field in float bath, is used for
At least a certain amount of float bath of circulation.
Second aspect can be provided separately or any one or any number of example set with second aspect as described above
Ground is closed to provide.
Brief Description Of Drawings
These and other aspects are better understood with when refer to the attached drawing reads following detailed description, wherein：
Fig. 1 shows the side view of the first exemplary glass manufacturing equipment；
Fig. 2 shows the front view of the second exemplary glass manufacturing equipment；
Fig. 3 shows the top view of Fig. 1 the first exemplary glass manufacturing equipment；
Fig. 4 shows the forming apparatus of Fig. 2 the second exemplary glass manufacturing equipment；
Fig. 5 shows the side view of Fig. 2 the second exemplary glass manufacturing equipment；
Fig. 6 shows the perspective view of glass manufacturing equipment；
Fig. 7 shows the perspective view of the drawing roller apparatus of Fig. 6 glass manufacturing equipment；
Fig. 8 shows the side view of another exemplary glass manufacturing equipment, and it includes being at least partially submerged in the roller in float bath
Cylinder；
Fig. 9 shows the top view of Fig. 8 glass manufacturing equipment；
Figure 10 shows the viewgraph of cross-section of Fig. 8 glass manufacturing equipment；
Figure 11 shows the side view of another exemplary glass manufacturing equipment, and it includes being substantially provided in outside float bath width
Roller；
Figure 12 shows the top view of Figure 11 glass manufacturing equipment；
Figure 13 shows the viewgraph of cross-section of Figure 11 glass manufacturing equipment；
Figure 14 shows the detailed view of Figure 13 glass manufacturing equipment；
Figure 15 shows the example drawing roller apparatus of glass manufacturing equipment；
Figure 16 shows another example drawing roller apparatus of glass manufacturing equipment；
Figure 17 shows Figure 16 example drawing roller apparatus.
Specifically describe
It is described more fully below in example, accompanying drawing giving various example embodiments with reference to the accompanying drawings herein.Can as long as having
Can, make same or similar part is denoted by the same reference numerals in all of the figs.But, the disclosure can be with many
Different modes are implemented, and should not be interpreted to the embodiment for being confined to herein propose.
Be that the first exemplary glass manufacturing equipment 101 provides various exemplary characteristics with reference to Fig. 1, they can individually or combination
Ground use manufactures the first glass tape 105.As shown in the figure, the first exemplary glass manufacturing equipment 101 may include fusion tank 107, the
One forming apparatus 103, the first float tank (float tank) 110, annealing furnace (annealer) 115, cooled region 120, and stripping
From region 125.
In an example of the first exemplary glass manufacturing equipment 101, fusion tank 107 includes stove, wherein adding glass batch
Material is expected, as shown in by arrow 121.In some instances, glass batch materials material can be pre-mixed, and can continuously or
It is added to fusion tank 107 with having a rest.After in fusion tank 107, heat with melten glass batch material to form the first melting
Glass 123.Then, in the first forming apparatus 103, the glass 123 of the first melting flows into the first float tank from fusion tank 107
110.In other examples, the glass 123 of the first melting can be handled or adjusted, so that in forming the in float tank 110
Before one glass tape 105, impurity, bubble or other inclusions are removed.Various forming apparatuses can be used to prepare according to the disclosure
Aspect the first glass tape 105.For example, as shown in figure 3, the first forming apparatus 103 may include spout 109, the first melting
Glass 123 flows into the first float tank 110 in the top of spout 109.First forming apparatus 103 prepares the first glass tape 105, its
It is included in the first width extended between the first edge part 105a of the first glass tape 105 and second edge portion 105b
“W1”.In one example, can be by changing the size (such as the dimension for increasing or decreasing such as width) of spout 109, to control
The size of first glass tape 105 such as the first width " W1 ".In one example, with the narrower of narrower width glass tape can be prepared
Spout is compared, and broader spout can prepare the glass tape of wider width.
From the first float tank 110 (its feature following article institute is described in more detail), the first glass tape 105 can further be drawn
Or transmission passes through annealing furnace 115, as shown in Figure 1.In one example, annealing furnace 115 includes multiple roller (not shown)s, and first
Glass tape 105 is transmitted on the multiple roller.In another example, annealing furnace 115 includes annealing furnace baking oven 116, wherein cold
But the first glass tape 105.Again in another example, the first glass tape 105 can Slow cooling, to prevent in the first glass tape 105
Middle cumulative stress.Once by annealing furnace 115, the first glass tape 105, which further can draw or transmit, passes through cooled region 120.
In one example, the first glass tape 105 continues to cool down and hardened in cooled region 120.Once the first glass tape 105 is fully cold
But, the first glass tape can be processed further.In one example, the first glass tape can be cut or be cut, to remove the first glass
The edge of glass band, it can be damaged (as described further below) by the first drawing roller apparatus 102.In another example,
One glass tape 105 is cleavable into the first independent sheet glass 127a, 127b with preliminary dimension.In stripping area 125, machinery
Hand or other device (not shown)s liftable first independent sheet glass 127a, 127b, and single first sheet glass is moved to
Diverse location.For example, the first independent sheet glass 127a, 127b can be transferred to the vehicles or other conveyer (not shown)s,
For transporting the position away from the first exemplary glass manufacturing equipment 101.Again in other examples, the first independent sheet glass
127a, 127b can be stored or stacked with standby.Again in another example, the first glass tape 105 does not cut into the first list
Only sheet glass；On the contrary, the first glass tape 105 can keep substantially continuous in certain period of time, and can for example it be wound into a roll
(not shown).
With reference to Fig. 2 there is provided the second exemplary glass manufacturing equipment 201 with various exemplary characteristics, they can individually or
In combination using manufacturing the second glass tape 205.As shown in the figure, the second exemplary glass manufacturing equipment 201 may include melt container
207, Fining vessel 209, stainless steel 211, delivery container 213, the second forming apparatus 203, the second float tank 210, and separation
Device 219.
In melt container 207, glass batch materials material is added as shown by arrow 221, and it, which melts, forms the second melten glass
223.Fining vessel 209 has high temperature processing area, and it receives the glass 223 of the second melting from melt container 207 (at this
Do not shown on a bit).In Fining vessel 209, bubble can be removed from the glass 223 of the second melting.In addition, Fining vessel 209
Stainless steel 211 is connected to by the connecting tube 225 from clarifier to teeter chamber.Pass through the connecting tube from teeter chamber to roller
227, the stainless steel 211 is connected with transport box 213.Delivery container 213 is by downcomer 229 by the second melten glass
223 are transported to entrance 231 and enter the second forming apparatus 203.
As described above, according to the aspect of the disclosure, various forming apparatuses can be used.For example, as shown in Figure 2 and Figure 4, second
Forming apparatus 203 may include opening 233, and it receives the second melten glass 223 for flowing into groove 235.As shown best in fig. 4,
The glass 223 of two meltings is downward through the both sides 237a and 237b, Ran Hou of the second forming apparatus 203 from the overflow of groove 235
Fused together at the root 239 of second forming apparatus 203.Root 239 is the place that both sides 237a and 237b are merged together,
And it is the second melten glass flowed respectively on both sides 237a and 237b when the second glass tape 205 is at root 239
The place that 223 two overflow walls are fused together.In one example, a part for the second glass tape 205 is drawn from root 239
Go out to enter sticky region 241, wherein, the second glass tape 205 starts thinning into final thickness.In other examples, the second glass tape
It may include solidification zone 243 and/or elastic region 245.Referring again to Fig. 2, the second forming apparatus 203 prepares the second glass tape 205, and it is wrapped
Include the second width " W2 " extended between the first edge part 205a and second edge portion 205b of the second glass tape 205.
Second glass tape 205 then can be flowed into or draw into the second float tank 210, and its feature following article institute is described in more detail.Also
As shown in Figure 5, after the second glass tape 205 leaves the second float tank 215, separator 219 can be provided and come in certain time
In section the multiple second independent sheet glass 247a, 247b are sequentially separated from the second glass tape 205.In another example, it may also provide
The second exemplary glass manufacturing equipment 201 without separator 219, so that the second glass tape 205 can be protected in certain period of time
Hold substantially continuous.For example, in some instances, glass tape can be wound in storage roller, wherein can be in twining with glass tape
Carry out separation of glasses band there is provided separator a little later after untiing around complete loading storage roller and subsequently.
As shown in figs. 1-3 and 5, the first exemplary glass manufacturing equipment 101 and the second exemplary glass manufacturing equipment 201 can also divide
Not Bao Kuo first drawing roller apparatus 102 and second drawing roller apparatus 202, so as to help the first glass tape 105 and the second glass
Band 205 is drawn from the first forming apparatus 103 and the second forming apparatus 203 enters the first float tank 110 and the second float tank 210.
For example, as shown in figures 1 and 3, the first exemplary glass manufacturing equipment 101 may include the first drawing roller apparatus 102, it is configured to side
Help along first and draw path 104, the first glass tape 105 is drawn to the first float tank 110 from spout 109.Similarly, as schemed
Shown in 2 and Fig. 5, the second exemplary glass manufacturing equipment 201 may include the second drawing roller apparatus 202, and it is configured to aid in along
Two draw path 204, and the second glass tape 205 is drawn into the second float tank 210 from root 239.
Fig. 6 shows the exemplary glass manufacturing equipment 301 according to the example of the disclosure, and it includes example float tank 310 and shown
Example drawing roller apparatus 302.Example float tank 310 and example drawing roller apparatus 302 can be used alone or with it is as described above
Any of feature of first exemplary glass manufacturing equipment 101 and the second exemplary glass manufacturing equipment 201 is used in combination, bag
Include the drawing roller apparatus 102,202 of the first and second float tank of replacement 110,210 and first and second.In addition, will be according to following
Understand to describe exemplary glass band 305：Exemplary glass band 305 can be formed by example forming apparatus 303, and it may include as above
Described the first forming apparatus 103 and/or the second forming apparatus 203, and it is configured to prepare any other formation of glass tape
Device.
As shown in Figure 6, float tank 310 may include chest or container for receiving material such as float bath material (below
In, be referred to as " float bath 317 ").As further shown, float bath 317 includes upstream end thereof 318 and downstream end 319, its middle and upper reaches
The position of end 318 is than downstream end 319 closer to forming apparatus 303.In one example, float bath 317 includes the material of melting.
In another example, float bath 317 includes the tin or Molten Tin of melting.Again in other examples, float bath 317 may include lead or have
Other alloys of low melting point.Again in another example, float tank 310 may include the shallow pool of float bath 317.
Also as shown in Figure 6, when glass tape 305 leaves forming apparatus 303 and enters float tank 310, glass tape 305 can example
Such as it is poured on the surface 323 of float bath 317, then glass tape 305 can be floated thereon.In one example, based at least with
The gravity " g " acted on glass tape 305 in resistance " r " opposite direction of the surface tension of float bath 317, when glass tape 305
When being floated on the surface 323 of float bath 317, glass tape 305 can be naturally smooth or sprawled around float tank 310.Glass tape 305
It is this natural smooth or sprawl and can help to prepare the thin glass tape with width " W " and thickness " t ".In another example, such as
Hereafter institute is described in more detail, and mechanical device (for example pulling roller apparatus) can assign power on glass tape 305, further to manipulate
Or the width of control various features, such as glass tape 305, length, or thickness.
In one example, glass tape 305 may include the first major surfaces 321 and the second major surfaces 322, wherein thickness
" t " is limited between the first and second major surfaces 321,322.In another example, at least one of the second major surfaces 322
Divide the surface 323 of accessible float bath 317, and floated thereon.Again in another example, the first major surfaces 321 can be with second
Major surfaces 322 are opposite and substantially parallel.As shown in Figure 6, for example, the first major surfaces 321 may include and the second main table
The opposite surface in face 322, wherein at least a portion of the second major surfaces 322 contacts the surface 323 of float bath 317, and thereon
Floating.
In one example, as shown in Figure 6, glass manufacturing equipment 301 includes drawing roller apparatus 302.Basis is shown in the figure 7
A kind of example drawing roller apparatus 302 of example of the disclosure, and in order to clearly eliminate some spies of glass manufacturing equipment 301
Levy, but in other examples, other pulling roll device architectures and construction can be provided.
Pulling roller apparatus 302 includes the first drawing roller arrangement 701, and it is configured to along being transverse to the width of glass tape 305 " W "
The drawing path 304 of extension, float bath self-forming device in 317 upper future 303 (see Fig. 6) glass tape 305 from upstream end thereof 318
It is drawn to downstream end 319.In another example, the first drawing roller arrangement 701 is at least partially disposed on float bath 317
Between upstream end thereof 318 and downstream end 319.Again in another example, the first drawing roller arrangement 701 may include to be arranged on glass
(for example, being at least partially disposed on top, as shown in the figure) first upstream roller with the top of 305 first major surfaces 321
711, and it is arranged on the lower section of 305 second major surfaces of glass tape 322 (for example, being at least partially disposed on lower section, as shown in the figure)
The second upstream roller 715.Again in another example, as shown in Figure 7, except first drawing roller arrangement 701 beyond or conduct replace
Generation, drawing roller apparatus 302 may include another first drawing roller arrangement 703, and it may include to be arranged on the main table of glass tape 305 first
Another first upstream roller 713 of (for example, being at least partially disposed on top, as shown in the figure) of the top of face 321, and be arranged on
On (for example, being at least partially disposed on lower section, as shown in the figure) another second of the lower section of 305 second major surfaces of glass tape 322
Swim roller 717.Also as shown in fig. 7, the first drawing roller arrangement 701 may be provided at the side of glass tape 305, it is used for and glass tape
305 first edge part 305a interactions, and another first drawing roller arrangement 703 may be provided at the another of glass tape 305
Side, such as opposite side, for being interacted with the second edge portion 305b of glass tape 305.In another example, first
Drawing roller arrangement 701 and another first drawing roller arrangement 703 may be configured to drawing glass along on the direction for drawing path 304
Band, as shown in by arrow 720.In another example, the first drawing roller arrangement 701 and another first drawing roller arrangement 703 are gone back
It may be configured to be pulled up glass tape 305 in the substantially transverse side in drawing path 304, as shown in by arrow 721.
Also as shown in Figure 7, the first upstream roller and the second upstream roller 711,715 of the first drawing roller arrangement 701 can divide
Each refractory roll covering 731,735 is indescribably supplied, it is configured to engage with the first edge part of glass tape 305 between them
305a.Each motor 741,745 can be provided at least one of the first upstream roller and the second upstream roller 711,715.For example,
As shown in the figure, each motor 741,745 can be provided to the first upstream roller and the second upstream roller 711,715 simultaneously.In other realities
In example, a kind of offer motor only given in the first upstream roller and the second upstream roller 711,715, wherein can be another upstream rollers
Cylinder offer bearing, so as to only drive one kind in the first upstream roller and the second upstream roller 711,715.
Similarly, it is additional or optional, on another first upstream roller and another second of another drawing roller arrangement 703
Trip roller 713,717 can provide each refractory roll covering 737,733 respectively, and it is configured to engage with glass tape between them
305 second edge portion 305b.Can be at least one in another first upstream roller and another second upstream roller 713,717
Plant and each motor 743,747 is provided.As shown in the figure, for example, another first upstream roller and another second upstream roller can be given simultaneously
713,717 provide each motor 743,747.In other examples, only giving another first upstream roller and another second upstream roller
A kind of offer motor in 713,717, wherein bearing can be provided for another upstream roller, so as to only drive another first upstream rollers
One kind in cylinder and another second upstream roller 713,717.
Also as shown in fig. 7, in another example, drawing roller apparatus 302 includes the second drawing roller arrangement 702, and it is configured to
Along the drawing path 304 for being transverse to the width of glass tape 305 " W " extension, further by glass tape in float bath 317 (see Fig. 6)
305 are drawn to downstream end 319 from the first drawing roller arrangement 701.In another example, it is described second drawing roller arrangement 702 to
Partially it is arranged between the first drawing roller arrangement 701 and the downstream end 319 of float bath 317.Again in another example, second
For example, drawing roller arrangement 702 may include to be arranged on (being at least partially disposed on for the top of 305 first major surfaces of glass tape 321
Top, as shown in the figure) the first downstream roller 712, and the lower section of 305 second major surfaces of glass tape 322 is arranged on (for example, at least
The second downstream roller 716 below being partially disposed at, as shown in the figure).Again in another example, except the second drawing roller arrangement
Beyond 702 or alternatively, drawing roller apparatus 302 may include another second drawing roller arrangement 704, it may include to be arranged on glass
Another first downstream of (for example, being at least partially disposed on top, as shown in the figure) with the top of 305 first major surfaces 321
Roller 714, and it is arranged on (for example, being at least partially disposed on lower section, such as scheming for the lower section of 305 second major surfaces of glass tape 322
It is shown) another second downstream roller 718.As shown in fig. 7, the second drawing roller arrangement 702 may be provided at the side of glass tape 305,
For being interacted with the first edge part 305a of glass tape 305, and another second drawing roller arrangement 704 may be provided at glass
With 305 opposite side, such as opposite side, for being interacted with the second edge portion 305b of glass tape 305.Another
In example, the second drawing roller arrangement 702 and another second drawing roller arrangement 704 may be configured in the side along drawing path 304
Upward drawing glassribbons, as shown in by arrow 722.Second drawing roller arrangement 702 and another second drawing roller arrangement 704 may be used also
It is configured to be pulled up glass tape 305 in the substantially transverse side in drawing path 304, as shown in by arrow 723.
Also as shown in Figure 7, the first upstream roller and the second upstream roller 716,712 of the second drawing roller arrangement 702 can divide
Each refractory roll covering 732,736 is indescribably supplied, it engages the first edge part 305a of glass tape 305 between them.Can
Each motor 742,746 is provided at least one of the first downstream roller and the second downstream roller 712,716.For example, such as figure institute
Show, each motor 742,746 can be provided to the first downstream roller and the second downstream roller 712,716 simultaneously.In other examples, only
To a kind of offer motor in the first downstream roller and the second downstream roller 712,716, wherein can be provided for another downstream roller
Bearing, so as to only drive one kind in the first downstream roller and the second downstream roller 712,716.
Similarly, it is additional or optional, another first downstream roller and another the of another second drawing roller arrangement 704
Two downstream rollers 718,714 can provide each refractory roll covering 734,738 respectively, and it engages glass tape 305 between them
Second edge portion 305b.Can be at least one of another first downstream roller and another second downstream roller 714,718
Each motor 744,748 is provided.As shown in the figure, for example, another first downstream roller and another second downstream roller can be given simultaneously
714,718 provide each motor 744,748.In other examples, only giving another first downstream roller and another second downstream roller
A kind of offer motor in 714,718, wherein bearing can be provided for another downstream roller, so as to only drive another first downstream rollers
One kind in cylinder and another second downstream roller 714,718.
The (not shown) in other examples, glass manufacturing equipment 301 may include the 3rd drawing roller arrangement, and it is arranged on first
Pull the optional position between the drawing roller arrangement 702 of roller arrangement 701 and second.Again in other examples, glass manufacturing equipment 301
It may include any number of extra drawing roller arrangement set along glass tape at diverse location.3rd drawing roller arrangement and
Any number of extra drawing roller arrangement includes the as described herein first drawing roller arrangement and second and led in which can be combined
Any or whole feature of pinch roll unit.Similarly, the 3rd drawing roller arrangement and any number of extra drawing roller arrangement can
Operate as described herein.
Again in another example, drawing roller apparatus can be drawn and drawn glass band 305 along various directions.For example, glass tape
305 can downwards draw along essentially perpendicular direction from forming apparatus 303.In addition, glass tape 305 can also be in float bath 317 along base
Horizontal direction is drawn in sheet, so that at least a portion of glass tape 305 is floated on the surface 323 of float bath 317.Also in addition, glass
Glass band 305 can be drawn along the direction away from float bath 317, for being processed further glass tape 305.
Again in another example, it is included in the first drawing pulling roll of roller arrangement 701 and second discussed in text of the statement
The drawing roller apparatus 302 of device 702 can have extra feature or construction, and it can be used alone or with as described herein the
The arbitrary characteristics of the one drawing drawing roller arrangement 702 of roller arrangement 701 and second are used in combination.As shown in figure 15, for example, on
One drawing roller arrangement 701 and another first drawing roller arrangement 703 are (it should be understood that feature can be equally applicable to the second drawing roller arrangement
702 and the arbitrary characteristics of another second drawing roller arrangement 704 and drawing roller apparatus 302 as described herein), any in roller
Plant to be the roller inclined vertically downward or transverse horizontal roller relative to glass tape 305.For example, as illustrated, can be to any
Roller (transverse horizontal is tilted down) is placed, with predetermined horizontal angle θ so that each face of roller is relative to glass
Placed with 305 major surfaces 322 of each first major surfaces 321 and second.It may want to horizontal angle θ and appropriate levels of horizontal stroke be provided
The taper effect that may occur to draw tension 721 and/or adaptation during normal roller weares and teares.
Figure 15 display examples, including the first upstream roller 711 and the second upstream roller 715 and another first upstream
The the first drawing roller arrangement 701 and another first drawing roller arrangement 703 of roller 713 and another second upstream roller 717 may include
Relative to the inclined roller vertically downward of glass tape 305.Depending on processing consider, any roller dip down oblique angle with it is any other
Roller can be similar and different.Tilting down for first and/or second upstream roller 711,713,715,717 can be in the first drawing
There is provided intersection-draw tension 721 of required level between roller arrangement 701 and another first drawing roller arrangement 703.Similarly,
One and/or tilting down for the (not shown) of the second downstream roller 712,714,716,718 can be in the second drawing roller arrangement and another
There is provided transverse direction-draw tension 723 (Fig. 7) of required level between one second drawing roller arrangement 702,704.In some instances,
Control device 339 can be configured to activation autonavigator (not shown) or manual mechanism can be used for regulation tilting roller vertically downward
Cylinder tilts down position, average transverse-draw tension 721,723 so as to control on (or regulation) glass tape 305.
In other examples, it can be the transverse horizontal roller relative to glass tape to draw the one or more of roller centering.For example,
Figure 16 shows the top view of the drawing roller apparatus 302 including the first drawing drawing roller arrangement 702 of roller arrangement 701 and second, its phase
Can be transverse horizontal for glass tape 305, wherein rotation axis prolongs substantially perpendicular to the drawing path 304 of glass tape 305
Stretch.Such as Figure 17 is preferably shown, if the cross direction tension of the width of glass tape 305 between roller need not be crossed, as
Transverse horizontal roller come the first upstream roller 711,713 and the second upstream roller 715,717 of the first drawing roller arrangement 701 are provided can
For needed for.Similarly, if the cross direction tension of the width of glass tape 305 between roller need not be crossed, it is used as transverse direction
Horizontal roller can be institute come the first downstream roller 712,714 and the second downstream roller 716,718 for providing the second drawing roller arrangement 702
Need.
Also as shown in figure 17, drawing roller apparatus 302 may include the first drawing roller arrangement 701, and it has the first upstream rollers pair
711,713 and second upstream rollers to 715,717.First upstream rollers can be connected to 711,713 with the first upstream stem 791, and second
Upstream rollers can be connected to 715,717 with the second upstream stem 793.Similarly, drawing roller apparatus 302 may include the second drawing roller arrangement
702, it has the first downstream rollers to 712,714 and the second downstream rollers to 716,718.First downstream rollers can be with to 712,714
Once tour lever 792 is connected, and the second downstream rollers can be connected to 716,718 with second time tour lever 794.Can be the first and second upstreams
Roller provides each motors 795,797 to 711, at least one of 713,715,717, thus rotate together the first upstream stem 791 with
First upstream rollers are to 711,713 and/or rotate the second upstream stem 793 and the second upstream rollers together to 715,717.In addition, can be
First and second downstream rollers provide each motors 796,798 to 712, at least one of 714,716,718, so as to rotate the together
Once tour lever 792 and the first downstream rollers to 712,714 and/or together with second time downstream rollers of tour lever 794 and second of rotation to 716,
718.In other examples, only providing motor to 711,713 or 715, at least one of 717 for the first and second upstream rollers
795 or 797, wherein can be another roller to providing bearing, so as to only drive the first and second upstream rollers to 711,713 or 715,
One kind in 717.Similarly, in other examples, only for the first and second downstream rollers in 712,714 or 716,718 extremely
It is few a kind of that motor 796 or 798 is provided, wherein can be another roller to providing bearing, so as to only drive the first and second downstream rollers pair
One kind in 712,714 or 716,718.
For example, Fig. 7 is returned to, glass manufacturing equipment 301 may also include the (Programmable logical controller of control device 779,780
Device), it is configured to (for example, " being programmed to ", " being encoded into ", " being designed to " and/or " being manufactured into ") operation drawing roller apparatus 302.
Control device may include independent control device 779,780, as shown in the figure, or may include to be configured to operation drawing roller apparatus 302
Single control device for evaporation.In another example, glass manufacturing equipment 301 may include multiple control devices, and each control device
It is configured to one or more independent components of operation drawing roller apparatus 302.As shown in the figure, upstream control device 779 can be constructed
Roller arrangement 701 is pulled into operation first, it includes the first upstream roller 711 and the second upstream roller 715, and another first drawing
Roller arrangement 703, it includes another first upstream roller 713 and another second upstream roller 717.In addition, downstream control device 780
It may be configured to operation second and pull roller arrangement 702, it includes the first downstream roller 712 and the second downstream roller 716, and another the
Two drawing roller arrangements 704, it includes another first downstream roller 714 and another second downstream roller 718.
As described above, drawing roller apparatus 302 may include at least one motor.Motor may include servomotor, the servo
Motor is optionally provided with gear-box, to drive each roller.Servomotor (provided that if), can by moment of torsion and/or
Angular velocity measurement is provided back to control device 779,780, then control device 779, and 780 can make needed for being used to implement
Control program.Or, control device 779,780 can be with other kinds of electric machine controller (for example, frequency conversion drive) phase interaction
With to control the angular speed and/or moment of torsion of each motor.In this example embodiment, torque sensor and/or angular-rate sensor can be used for
Inductive operation condition, and the feedback of the condition to the offer sensing of control device 779,780.
In one example, control device 779,780 may be configured to implement control loop.Control loop may include various controls
Parameter pulls roller apparatus 302 to operate, including the first drawing drawing roller arrangement 702 of roller arrangement 701 and second.For example, control dress
779,780 are put to may be configured to implement to include the control loop of various control parameters long-term to solve to operate drawing roller apparatus 302
Process drift.Long-term process drift may include that such as change of glass manufacturing equipment 301 is included in glass in longer period
Change with 305 features.In one example, long-term process drift can occur in the longer period of hour magnitude.Another
In example, long-term process drift may include the change of the feature of glass tape 305, and it can be in the operating condition of drawing roller apparatus 302
Produce at least one of corresponding change, including first drawing drawing roller arrangement 702 of roller arrangement 701 and second.For example, operate
Condition can be the function of the feature of glass tape 305.In addition, the respective change of operating condition can influence such as mass of glass tape 305.Example
Such as, the viscosity B coefficent of glass tape 305 at forming apparatus 303 such as spout 109 or root 239 can be influenceed from forming apparatus 303
The tension force of the glass tape of drawing or flowing.The viscosity of glass tape 305 at forming apparatus 303 can be for example because of the temperature of glass tape 305
Change and change.The temperature of glass tape 305 can be used as example result described as follows：The component of glass manufacturing equipment 301 it is any one
The thermal change and/or the thermal change of environment planted or combined., can except control device 779,780 is in addition or as their replacement
Specially apply thermal change on the glass manufacturing equipment 301 including glass tape 305, so as to control to include the glass of glass tape 305
The temperature of manufacturing equipment 301.As described above, this thermal change can for example influence the viscosity and/or hardness of glass tape 305.
Various control programs are described now for the first drawing drawing roller arrangement 702 of roller arrangement 701 and second, it should be appreciated that each
Kind of control program can be applied to for example for operating drawing roller apparatus 102,202 as described herein, and any one of 302 is special
Levy.
In one example, control device 779,780 may be configured to pull roller arrangement with active/driven member operation first
701 and second pull roller arrangement 702.For example, the second drawing roller arrangement 702 may include active motor, the first drawing roller arrangement 701
It may include slave motor.Control device 779,780 may be configured to rotate the first downstream with constant angular velocity operation active motor
At least one of downstream roller 716 of roller 712 and second.Control device 779,780 is also configured to match predetermined percentage
The moment of torsion of the second drawing active motor moment of torsion of roller arrangement 702 of ratio, to rotate the first upstream roller 711 and the second upstream roller
At least one of 715.
In another example, control device 779,780 may be configured to be operating independently the first drawing roller arrangement 701 and second
Roller arrangement 702 is pulled, so that at least one of the first upstream roller 711 and the second upstream roller 715 are turned round with substantial constant
Square is rotated, and at least one of the first downstream roller 712 and the second downstream roller 716 are rotated with substantial constant angular speed.
For the purpose of the disclosure, the independent operation of the first and second drawing roller arrangements 701,702 refers to the first and second drawing roller arrangements
One of 701,702 operation can not be influenceed by alternative operation in the first and second drawing roller arrangements 702,701.So,
For example, the first drawing roller arrangement 701 is operating independently there is provided control device with control device 779, to operate the first pulling roll
Device 701, and without considering the change of the second operating parameter for pulling roller arrangement 702.
Again in another example, control device 779,780 may be configured to operation first and pull the drawing of roller arrangement 701 and second
Roller arrangement 702, so that at least one of the first upstream roller 711 and the second upstream roller 715 are revolved with substantial constant moment of torsion
Turn, and at least one of the first downstream roller 712 and the second downstream roller 716 are rotated with substantial constant angular speed.Exist again
In another example, control device 779,780 may be configured to based on the first drawing drawing roller arrangement 702 of roller arrangement 701 and second
At least one operating condition, to adjust the first upstream roller 711 and the second upstream roller 715 of the first drawing roller arrangement 701
At least one of substantial constant moment of torsion.
In one example, operating condition may include at least one in the first drawing roller arrangement 701 and the second drawing roller arrangement 702
The combination of any one operating condition or operating condition for planting, the such as first drawing drawing roller arrangement 702 of roller arrangement 701 and second
At least one of moment of torsion, angular speed, temperature, or any other input, output or any of internal state or its combination.
In another example, operating condition may include any of drawing operating condition of roller apparatus 302 or its combination, including first leads
Any or its combination of the operating condition of pinch roll unit 701, it includes the first upstream roller 711, and the second upstream roller 715.
Again in another example, operating condition may include any of drawing operating condition of roller apparatus 302 or its combination, including second
Any of the operating condition of roller arrangement 702 or its combination are pulled, it includes the first downstream roller 712, and the second downstream roller
716.Again in another example, operating condition can be determined in a period.For example, can disposably, incrementally in a period
Ground is continuously monitored, observed, recording or otherwise determining operating condition.
In figures 8-13 in shown another example, on the first upstream roller 711 and second of the first drawing roller arrangement 701
Trip roller 715 can extrude glass tape 305, so as to form extruding force " P " (Figure 10 and Figure 13) in glass tape 305.Again another
In example, at least one of first upstream roller 711 and the second upstream roller 715 of the first drawing roller arrangement 701 are adjustable
Section, so as to adjust the extruding force " P " in glass tape 305.As described above, drawing roller apparatus 102,202, and 302 other rollers
Cylinder can also same or analogous mode construct so that another position extrude glass tape, with glass tape formed extrude
Power.
In another example, as shown in figures 8-13, as described above, the first drawing roller arrangement 701 can be set at least in part
Between the upstream end thereof 318 and downstream end 319 of float bath 317.Again in another example, drawing roller apparatus 302 may include the
Two drawing roller arrangements 702, its may be at least partially disposed at the first drawing roller arrangement 701 and float bath 317 downstream end 319 it
Between.In addition, as seen in figs. 8-10, the second upstream roller 715 of the first drawing roller arrangement 701 can be at least partially submerged in float bath
In 317.In one example, the second upstream roller 715 is completely submerged in float bath 317.In another example, such as Figure 11-14 institutes
Show, at least one of first upstream roller 711 and the second upstream roller 715 of the first drawing roller arrangement 701 are substantially set
Beyond the width 800 of float bath 317.In one example, at least one in the first upstream roller 711 and the second upstream roller 715
Plant and be disposed entirely within beyond the width 800 of float bath 317.It should be understood that in the case of without departing from the scope of the present disclosure, pulling roll dress
Any one put in 701,702,703, and 704 may be provided at provided herein is any position and not shown other positions
Put place.For example, drawing roller arrangement 701, any of 702,703, and 704, not may be provided at all or float bath 317 all
Beyond the inside of width 800, the width 800 of float bath 317 and/or it is at least partially submerged in float bath 317.Also as shown in figure 14, glass
Glass band 305 may extend away beyond the width 800 of float bath 317, to be drawn by the first drawing roller arrangement 701.In one example, float
Bath 317 can overflow the wall of float tank 310, wherein when float bath overflows the wall of float tank 310, glass tape 305 can continue in float bath
Floated on 317.In another example, lubrication can be provided at the position that glass tape 305 extends beyond the width 800 of float bath 317
Agent 327.Lubricant 327 can provide surface or stop with the reduction friction between the wall of glass tape 305 and float tank 310
Layer, so that when drawing with drawn glass band 305, glass tape 305 is not scraped or impacted by the wall of float tank 310.
Fig. 6 is returned to, in another example, at least one of the first upstream roller 711 and the second upstream roller 715 can be wrapped
Include cooling system 900.In one example, cooling system 900 can cool down at least a portion of glass tape 305.In another example,
Cooling system 900 may include the first upstream cooling pipeline 903 and second upstream cooling pipeline 905, for respectively flowing cooling
Body such as liquid is fed to the first upstream roller 711 and the second upstream roller 715.Again in another example, cooling fluid can be
(wherein may be used to the first upstream roller 711 and the second upstream roller 715 from cooling system 900 (wherein can remove heat from fluid)
Add heat to fluid) the first upstream cooling pipeline 903 and second upstream cooling pipeline 905 in circulate.Again in another reality
In example, fluid can loop through at least one of the first upstream roller 711 and the second upstream roller 715 to cool down the first upstream
The upstream roller 715 of roller 711 and second, so that the heat from glass tape 305 can be shifted by conduction heat transfer from glass tape 305
It is transferred to the first upstream roller 711 and the second upstream roller 715, or by convection heat transfer' heat-transfer by convection or radiant heat transfer on first
Swim the medium or environment of the upstream roller 715 of roller 711 and second.Again in another example, cooling system 900 can cool down glass tape
At least one marginal portion, the first edge part 305a or second edge portion 305b of such as glass tape 305.In an example
In, by cooling down the first edge part 305a and second edge portion 305b of glass tape 305, glass tape can form the side of hardening
Edge point (or ball side (bead) part), its can be used as frame structure promote the contact with pulling the roller of roller apparatus 302 and
Manipulated by their rollers.As described above, this contact can scrape or damage the marginal portion of glass tape, it can then pass through
Cut or cutting is removed.It is similar with further feature as described herein, although not show, but cooling system 900 can individually or
It is used together in combination with any one in the other rollers for pulling roller apparatus 302.
Again in another example, as shown in Figure 3, glass manufacturing equipment can also include driven roller 901,902, such as non-to drive
Dynamic roller.In one example, driven roller may be configured to be used as fin, and aspirate heat from least a portion of glass tape,
For example cool down at least a portion of glass tape.In one example, driven roller may include material or structure, for being incited somebody to action by conducting
Heat is transferred to driven roller 901,902 from glass tape.In another example, driven roller 901,902 may include cooling system,
Such as cooling system 900 as described above, so as to cool down at least a portion of glass tape.
The method that glass manufacturing equipment 301 with reference to shown in Fig. 6 is described to manufacture glass tape 305, it should be understood that can implement
Similar such as identical method manufactures the first glass tape 105 using the first exemplary glass manufacturing equipment 101 shown in Fig. 1, with
And manufacture the second glass tape 205 using the second exemplary glass manufacturing equipment 201 shown in Fig. 2.
In one example, the method for manufacture glass tape 305 comprises the steps：Formation includes width " W " glass tape
305.Methods described also comprises the steps：In float bath 317, glass tape 305 is drawn from the upstream end thereof 318 of float bath 317
To the downstream end 319 of float bath 317.Methods described also comprises the steps：In the first upstream rollers of the first drawing roller arrangement 701
Glass tape 305 is extruded between the upstream roller 715 of cylinder 711 and second.First drawing roller arrangement 701 may be at least partially disposed at floating
Between the upstream end thereof 318 and downstream end 319 of bath 317.In addition, the first upstream roller 711 may be provided at glass tape 305 first
(for example, being at least partially disposed on top, as shown in the figure) of the top of major surfaces 321, the second upstream roller 715 may be provided at
The lower section of 305 second major surfaces of glass tape 322 (for example, being at least partially disposed on lower section, as shown in the figure).
In an example of second aspect, methods described also comprises the steps：The first of the second drawing roller arrangement 702
Glass tape 305 is extruded between the downstream roller 716 of downstream roller 712 and second.Second drawing roller arrangement 702 can be set at least in part
Put between the first drawing roller arrangement 701 and the downstream end 319 of float bath 317.In addition, the first downstream roller 712 may be provided at
The top of the first major surfaces 321 (for example, being at least partially disposed on top, as shown in the figure) of glass tape 305, the second downstream rollers
Cylinder 716 may be provided at the lower section of the second major surfaces 322 of glass tape 305 (for example, lower section is at least partially disposed on, such as figure institute
Show).
In one example, methods described also comprises the steps：Operate the first upstream roller 711 and the second upstream roller
At least one of 715, so that at least one of the first upstream roller 711 and the second upstream roller 715 are with substantial constant
Moment of torsion rotates.Methods described also comprises the steps：Operate in the first downstream roller 712 and the second downstream roller 716 at least
One kind, so that at least one of the first downstream roller 712 and the second downstream roller 716 are rotated with substantial constant angular speed.
In another example, methods described also comprises the steps：Based on the first drawing pulling roll of roller arrangement 701 and second
The operating condition of at least one of device 702, to adjust at least one of the first upstream roller 711 and the second upstream roller 715
Substantial constant moment of torsion.
In another example of second aspect, methods described also comprises the steps：Cool down at least one of glass tape 305
Point.In one example, the glass tape part is the marginal portion 305a of glass tape 305,305b.
Again in another example of second aspect, the second upstream roller 715 is at least partially submerged in float bath 317.
Again in another example of second aspect, at least one of the first upstream roller 711 and the second upstream roller 715
It is substantially provided in outside the width 800 of float bath 317.
Again in another example of second aspect, methods described also comprises the steps：The induced magnetic field in float bath 317
1001, for circulating at least a certain amount of float bath 317.As shown in fig. 6, glass manufacturing equipment 301 may include device 1000, such as
Linear electric machine, for the induced magnetic field 1001 in float bath 317.As shown in the figure, device 1000 can be induced in the edge of float tank 310
Magnetic field 1001, so that float bath 317 is moved in the way of further drawing or drawn glass band 305.In another example, fill
Put 1000 can be by forming shove (current) in float bath 317, can wherein shoving to circulate at least a certain amount of float bath 317
Promote the buoyancy flowing of float bath, it for example can flow naturally along the side of float tank 310.Again in another example, dress
Put 1000 can in float bath 317 induced magnetic field 1001, at least a certain amount of float bath 317 to be followed from the colder region of float bath
Ring is to the hotter region of float bath, or is recycled to from the hotter region of float bath the colder region of float bath.In one example,
Device 1000 can glass tape 305 the first and second marginal portion 305a, at least one of 305b neighbouring circulation is a certain amount of
Float bath 317, so as to cool down at least one of the first and second marginal portion 305a of glass tape 305,305b.
It will be apparent to those skilled in the art that can be in the scope and spirit without departing from claimed subject
In the case of to the disclosure carry out various modifications and changes.
Claims (20)
1. a kind of glass manufacturing equipment, it includes：
Forming apparatus, its preparation includes the glass tape of width；
Float bath, it includes upstream end thereof and downstream end；And
First drawing roller arrangement, it is at least partially disposed between the upstream end thereof of float bath and downstream end, wherein first leads
Pinch roll unit is configured to along the drawing path for being transverse to ribbon width extension, above float bath, future self-forming device
Glass tape is drawn to downstream end from upstream end thereof, and
Wherein, the first drawing roller arrangement includes the first upstream roller being arranged on above the major surfaces of glass tape first and is arranged on
The second upstream roller below the major surfaces of glass tape second.
2. glass manufacturing equipment as claimed in claim 1, it is characterised in that the first upstream roller and the second upstream roller extruding
Glass tape, so as to form extruding force in glass tape.
3. glass manufacturing equipment as claimed in claim 2, it is characterised in that in the first upstream roller and the second upstream roller
At least one is adjustable, so as to adjust extruding force.
4. the glass manufacturing equipment as any one of claim 1-3, it is characterised in that also filled including the second pulling roll
Put, it is arranged on downstream along drawing path and pulled at least in part first between roller arrangement and the downstream end of float bath,
Wherein second drawing roller arrangement is configured to, along path is drawn, further draw glass tape from the first drawing roller arrangement in float bath
Downstream end is made, and
Wherein, the second drawing roller arrangement includes the first downstream roller being arranged on above the major surfaces of glass tape first and is arranged on
The second downstream roller below the major surfaces of glass tape second.
5. glass manufacturing equipment as claimed in claim 4, it is characterised in that also including control device, the control device structure
Cause operation first to pull roller arrangement and the second drawing roller arrangement, so that in the first upstream roller and the second upstream roller at least
It is a kind of to be rotated with substantial constant moment of torsion, and at least one of the first downstream roller and the second downstream roller are with substantial constant
Angular speed rotates.
6. glass manufacturing equipment as claimed in claim 5, it is characterised in that control device is also configured to be based on the first pulling roll
The operating condition of device and the second drawing at least one of roller arrangement, come adjust in the first upstream roller and the second upstream roller to
A kind of few substantial constant moment of torsion.
7. the glass manufacturing equipment as any one of claim 1-3, it is characterised in that on the first upstream roller and second
Swimming at least one of roller includes cooling system.
8. glass manufacturing equipment as claimed in claim 7, it is characterised in that cooling system cools down at least one side of glass tape
Edge point.
9. the glass manufacturing equipment as any one of claim 1-3, it is characterised in that also including driven roller.
10. the glass manufacturing equipment as any one of claim 1-3, it is characterised in that the second upstream roller at least portion
It is immersed in float bath with dividing.
11. the glass manufacturing equipment as any one of claim 1-3, it is characterised in that the first upstream roller and second
At least one of upstream roller is substantially provided in beyond float bath width.
12. a kind of method for manufacturing glass tape, the described method comprises the following steps：
Formation includes the glass tape of width；
Above float bath, glass tape is drawn to the downstream end of float bath from the upstream end thereof of float bath；And
Glass tape is extruded between the first upstream roller and the second upstream roller of the first drawing roller arrangement, wherein the first pulling roll
Device is at least partially disposed between the upstream end thereof of float bath and downstream end, and wherein the first upstream roller is arranged on glass
Above the major surfaces of band first, the second upstream roller is arranged on below the major surfaces of glass tape second.
13. method as claimed in claim 12, this method is further comprising the steps of：
Glass tape is extruded between the first downstream roller and the second downstream roller of the second drawing roller arrangement, wherein the second pulling roll
Device is at least partially disposed between the first drawing roller arrangement and the downstream end of float bath, wherein the first downstream roller is arranged on
Above the major surfaces of glass tape first, the second downstream roller is arranged on below the major surfaces of glass tape second.
14. method as claimed in claim 13, this method is further comprising the steps of：
At least one of the first upstream roller and the second upstream roller are operated, so that the first upstream roller and the second upstream roller
At least one of with substantial constant moment of torsion rotate；And
At least one of the first downstream roller and the second downstream roller are operated, so that the first downstream roller and the second downstream roller
At least one of rotation is rotated with substantial constant angular speed.
15. method as claimed in claim 14, this method is further comprising the steps of：
Based on the operating condition of at least one of the first drawing roller arrangement and the second drawing roller arrangement, to adjust the first upstream roller
With the substantial constant moment of torsion of at least one of the second upstream roller.
16. the method as any one of claim 12-15, it is characterised in that methods described is further comprising the steps of：
Cool down at least a portion of glass tape.
17. method as claimed in claim 16, it is characterised in that the part of the glass tape is the marginal portion of glass tape.
18. the method as any one of claim 12-15, it is characterised in that the second upstream roller soaks at least in part
Not in float bath.
19. the method as any one of claim 12-15, it is characterised in that the first upstream roller and the second upstream rollers
At least one of cylinder is substantially provided in beyond float bath width.
20. the method as any one of claim 12-15, it is characterised in that methods described is further comprising the steps of：
The induced magnetic field in float bath, for circulating at least a certain amount of float bath.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462022905P | 2014-07-10 | 2014-07-10 | |
| US62/022,905 | 2014-07-10 | ||
| PCT/US2015/039865 WO2016007812A1 (en) | 2014-07-10 | 2015-07-10 | Glass ribbon manufacturing apparatus and methods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107074607A true CN107074607A (en) | 2017-08-18 |
Family
ID=53761526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580048702.XA Pending CN107074607A (en) | 2014-07-10 | 2015-07-10 | Glass tape manufacturing equipment and method |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP6626491B2 (en) |
| KR (1) | KR20170031165A (en) |
| CN (1) | CN107074607A (en) |
| TW (1) | TWI682904B (en) |
| WO (1) | WO2016007812A1 (en) |
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| CN111875238A (en) * | 2020-08-18 | 2020-11-03 | 四川旭虹光电科技有限公司 | Float glass tin bath |
| CN112551222A (en) * | 2020-12-07 | 2021-03-26 | 河北光兴半导体技术有限公司 | Flexible substrate glass rolling system |
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| DE102017124625A1 (en) * | 2016-12-22 | 2018-06-28 | Schott Ag | Thin glass substrate, method and apparatus for its manufacture |
| WO2019076492A1 (en) | 2017-10-20 | 2019-04-25 | Schott Ag | Thin glass substrate, in particular thin borosilicate glass substrate, process and apparatus for manufacturing same |
| KR20200042297A (en) * | 2018-10-15 | 2020-04-23 | 코닝 인코포레이티드 | Roll apparatus for manufacturing glass sheet and fusion draw machine employing the same |
| WO2022114021A1 (en) * | 2020-11-27 | 2022-06-02 | 日本電気硝子株式会社 | Glass film manufacturing method |
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- 2015-07-10 JP JP2017501197A patent/JP6626491B2/en not_active Expired - Fee Related
- 2015-07-10 CN CN201580048702.XA patent/CN107074607A/en active Pending
- 2015-07-10 KR KR1020177003405A patent/KR20170031165A/en unknown
- 2015-07-13 TW TW104122609A patent/TWI682904B/en not_active IP Right Cessation
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| CN201777976U (en) * | 2009-05-18 | 2011-03-30 | 康宁股份有限公司 | Equipment for manufacturing glass plate in down-draw method |
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| CN111875238A (en) * | 2020-08-18 | 2020-11-03 | 四川旭虹光电科技有限公司 | Float glass tin bath |
| CN112551222A (en) * | 2020-12-07 | 2021-03-26 | 河北光兴半导体技术有限公司 | Flexible substrate glass rolling system |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20170031165A (en) | 2017-03-20 |
| TW201605745A (en) | 2016-02-16 |
| WO2016007812A1 (en) | 2016-01-14 |
| JP6626491B2 (en) | 2019-12-25 |
| TWI682904B (en) | 2020-01-21 |
| JP2017524640A (en) | 2017-08-31 |
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