CN103163689A - Alignment layer pre-solidifying device - Google Patents
Alignment layer pre-solidifying device Download PDFInfo
- Publication number
- CN103163689A CN103163689A CN201310084307XA CN201310084307A CN103163689A CN 103163689 A CN103163689 A CN 103163689A CN 201310084307X A CN201310084307X A CN 201310084307XA CN 201310084307 A CN201310084307 A CN 201310084307A CN 103163689 A CN103163689 A CN 103163689A
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- CN
- China
- Prior art keywords
- heating plate
- brace table
- precuring
- substrate
- oriented film
- 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
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
The invention relates to the technical field of liquid crystal display panel manufacture, in particular to an alignment layer pre-solidifying device used for improving pre-solidifying quality of alignment layers. The alignment layer pre-solidifying device comprises a supporting table, a heating plate and a drive device, wherein the supporting table is used for bearing a substrate, the heating plate is arranged above the supporting table, and the drive device is fixedly connected with the heating plate and used for driving the heating plate to rotate. According to the alignment layer pre-solidifying device, the supporting table with the supporting face as a plane is adopted, and the heating plate is arranged above the supporting table and can rotate under driving of the drive device. When the alignment layers on the substrate needs to be solidified, the substrate is arranged on the supporting table, the face with the alignment layers faces upwards, and the heating plate heats the alignment layers in a rotating way, so that the alignment layers are heated evenly and the solidifying quality of the alignment layers can be further improved.
Description
Technical field
The present invention relates to liquid crystal panel manufacturing technology field, particularly a kind of oriented film-precuring device.
Background technology
In the liquid crystal panel manufacture process, after the manufacture craft of completing array base palte and color membrane substrates, need to respectively be coated with one deck alignment films on array base palte and color membrane substrates, adopt afterwards friction process to form orientation on alignment films, to realize aligning of liquid crystal molecule.As seen, the quality of alignment films directly affects the orientation effect of liquid crystal molecule in liquid crystal panel, and then affects the display effect of liquid crystal panel.
The formation mechanism of alignment films is such: after applying one deck orientation liquid film on substrate, make orientation liquid inside react by precuring and main curing process, make simultaneously solvent evaporates, form at last alignment films.Alignment film precuring is realized by oriented film-precuring device, as shown in Figure 1, existing oriented film-precuring device comprises: the bracing frame 11 that is used for bearing substrate 12, be positioned at the rectangle heating plate 10 of bracing frame 11 belows, and the blowing device (not shown in FIG.) that is positioned at bracing frame 11 tops; Bracing frame 11 has four support edges, substrate 12 is placed on bracing frame 11, depression easily appears at the middle part under the self gravitation effect, make substrate 12 middle parts apart from the distance of rectangle heating plate 10 less than the distance of substrate 12 surroundings to rectangle heating plate 10, thereby cause the heating temperature at alignment films middle part on substrate 12 higher than the edge; And the exhausr port of blowing device is towards substrate and to whole substrate Exhaust Gas, and these gases are discharged from the substrate surrounding, further cause rectangle heating plate 10 middle part temperature high than the edge; Therefore, when adopting existing oriented film-precuring device to carry out alignment film precuring, the alignment films uneven phenomenon of being heated easily occurs, thereby affect the alignment film precuring quality, and then affect LCD panel display effect.
Summary of the invention
The object of the present invention is to provide a kind of oriented film-precuring device, be used for improving the alignment film precuring quality.
To achieve these goals, the invention provides following technical scheme:
A kind of oriented film-precuring device comprises:
The brace table that is used for bearing substrate;
Be positioned at the heating plate of described brace table top;
Be fixedly connected with described heating plate, be used for driving the drive unit that described heating plate rotates.
Preferably, described heating plate is circular heating plate.
Preferably, the diameter of described circular heating plate satisfies following relational expression:
d
2≥a
2+b
2
Wherein, d is the diameter of circular heating plate, and a is the width of rectangular substrate, and b is the length of rectangular substrate.
Preferably, described brace table comprises: at least three feets and be arranged at the insulation platform of heat of described at least three feets top.
Further, above-mentioned precuring device also comprises: be positioned at above described brace table, be used for cleaning the cleaning device of described brace table.
Further, above-mentioned precuring device also comprises: be arranged on described brace table or heating plate, be used for measuring described heating plate to the stadimeter of described brace table distance.
Preferably, described stadimeter is laser range finder.
In oriented film-precuring device provided by the invention, adopting supporting surface is the brace table on plane, and heating plate is arranged at the brace table top and can rotates under the driving of drive unit; When needs to substrate on alignment films when carrying out precuring, substrate is placed on brace table, have alignment films and face up; Heating plate heats alignment films, and with given pace around the heating plate central rotation, make alignment films be heated evenly, thereby improve the quality of alignment film precuring.In addition, in the present invention, utilize the rotation of heating plate to drive Air Flow, compared with the prior art, reduced blowing device, greatly simplified the structure of oriented film-precuring device, and the preparation cost that reduces oriented film-precuring device.
Description of drawings
Fig. 1 is the perspective view of oriented film-precuring device in prior art;
The perspective view of the oriented film-precuring device that Fig. 2 provides for the embodiment of the present invention;
In the oriented film-precuring device that Fig. 3 provides for the embodiment of the present invention, the substrate surface hot blast moves towards figure;
The vertical view of the oriented film-precuring device that Fig. 4 provides for the embodiment of the present invention.
Reference numeral:
10-rectangle heating plate, the 11-bracing frame, the 12-substrate, the 20-brace table, the circular heating plate of 21-,
The 22-drive unit, 23-cleaning device, 24-stadimeter.
Embodiment
For improving the alignment film precuring quality, the invention provides a kind of oriented film-precuring device, heating plate is arranged at brace table top and rotatable, and the employing supporting surface is the brace table on plane; When alignment films was carried out precuring, heating plate heated alignment films in rotary manner, made alignment films be heated evenly, thereby improved the quality of alignment film precuring.
In order to make those skilled in the art better understand technical scheme of the present invention, below in conjunction with Figure of description, the embodiment of the present invention is described in detail.
As shown in Figure 2, the oriented film-precuring device that the embodiment of the present invention provides comprises: the brace table 20 that is used for bearing substrate 12; Be positioned at the heating plate 21 of brace table 20 tops; Be fixedly connected with heating plate 21, be used for driving the drive unit 22 that heating plate 21 rotates.
In embodiments of the present invention, change bracing frame 11 structures into brace table 20 structures, and heating plate 21 is arranged at brace table 20 tops, heating plate 21 can rotate under the driving of drive unit 22.When alignment films is carried out precuring on to substrate 12, substrate 12 is placed on brace table 20, have facing up of alignment films, 21 pairs of alignment films of heating plate heat, and rotate with given pace under the driving of drive unit 22, make alignment films be heated evenly, and then make alignment films thickness homogeneous, thus the quality of raising alignment film precuring.In addition, in embodiments of the present invention, because heating plate 21 is arranged on brace table 20 tops, the heat that heating plate 21 sends does not need directly alignment films to be heated through substrate, has reduced thermal loss; Simultaneously, as shown in Figure 3, in figure, direction shown in arrow is the mobile direction of hot-air, and heating plate 21 rotates can accelerate the mobile speed of hot-airs, thereby has improved the efficient of alignment film precuring.In addition, in embodiments of the present invention, utilize the rotation of heating plate 21 to drive Air Flow, compared with the prior art, reduced blowing device, greatly simplified the structure of oriented film-precuring device, and the preparation cost that reduces oriented film-precuring device.
In the specific implementation, the shape of above-mentioned heating plate can have multiple, and for example, oval heating plate, rectangle heating plate or polygonal heating plate only need to guarantee that heating plate 21 can cover when rotated substrate 12 fully and get final product.Preferably, above-mentioned heating plate 21 is circular heating plate; Heating plate 21 rotates namely the central rotation around circular heating plate.As shown in Figure 4, the diameter of circular heating plate satisfies following relational expression:
d
2≥a
2+b
2
Wherein, d is the diameter of circular heating plate, and a is the width of rectangular substrate, and b is the length of rectangular substrate.
In order to reduce thermal loss, improve heat utilization ratio, preferably, brace table 20 comprises: at least three feets and be arranged at the insulation platform of heat of at least three feets tops.In the present embodiment, adopt four feets to support insulation platform of heat, when alignment films is carried out precuring on to substrate 12, substrate 12 lies on insulation platform of heat, avoided producing distortion because of substrate 12 self gravitations, make between substrate 12 and heating plate 21 distance consistent, thereby make the alignment films each point be heated unanimously, and then raising alignment film precuring quality.
Further, above-mentioned precuring device also comprises: be positioned at brace table 20 tops, be used for the cleaning device 23 of cleaning brace table 20 upper surfaces.This cleaning device cleaned brace table 20 upper surfaces before substrate 12 is placed on brace table 20, removed substrate fragments and other pollutant on brace table 20 surfaces, to guarantee the clean and efficient of alignment film precuring process.
Continuation is referring to Fig. 2, and further, above-mentioned precuring device also comprises: be arranged on brace table 20 or heating plate 21, be used for measuring heating plate 21 to the stadimeter 24 of brace table 20 distances.Preferably, stadimeter 24 is laser range finder, can detect distance between heating plate 21 and brace table 20 by this stadimeter 24, avoids in the alignment film precuring process heating-up temperature too high or too low.
In sum, in oriented film-precuring device provided by the invention, adopting supporting surface is the brace table on plane, and heating plate is arranged at the brace table top and can rotates under the driving of drive unit; When needs to substrate on alignment films when carrying out precuring, substrate is placed on brace table, have alignment films and face up; Heating plate heats alignment films, and with given pace around the heating plate central rotation, make alignment films be heated evenly, thereby improve the quality of alignment film precuring.In addition, in the present invention, heating plate is arranged on above brace table, and the heat that heating plate sends does not need directly alignment films to be heated through substrate, has reduced thermal loss; Simultaneously, can flow by the quickening hot-air because heating plate 21 rotates, improved the efficient of alignment film precuring.
In addition, in the present invention, utilize the rotation of heating plate to drive Air Flow, compared with the prior art, reduced blowing device, greatly simplified the structure of oriented film-precuring device, and the preparation cost that reduces oriented film-precuring device.
Obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of claim of the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior.
Claims (7)
1. an oriented film-precuring device, is characterized in that, comprising:
The brace table that is used for bearing substrate;
Be positioned at the heating plate of described brace table top;
Be fixedly connected with described heating plate, be used for driving the drive unit that described heating plate rotates.
2. oriented film-precuring device as claimed in claim 1, is characterized in that, described heating plate is circular heating plate.
3. oriented film-precuring device as claimed in claim 2, is characterized in that, the diameter of described circular heating plate satisfies following relational expression:
d
2≥a
2+b
2
Wherein, d is the diameter of circular heating plate, and a is the width of rectangular substrate, and b is the length of rectangular substrate.
4. oriented film-precuring device as claimed in claim 1, is characterized in that, described brace table comprises: at least three feets and be arranged at the insulation platform of heat of described at least three feets top.
5. described oriented film-precuring device as arbitrary in claim 1-4, is characterized in that, also comprises: be positioned at above described brace table, be used for cleaning the cleaning device of described brace table.
6. oriented film-precuring device as claimed in claim 5, is characterized in that, also comprises: be arranged on described brace table or heating plate, be used for measuring described heating plate to the stadimeter of described brace table distance.
7. oriented film-precuring device as claimed in claim 6, is characterized in that, described stadimeter is laser range finder.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310084307XA CN103163689A (en) | 2013-03-15 | 2013-03-15 | Alignment layer pre-solidifying device |
| PCT/CN2013/075077 WO2014139202A1 (en) | 2013-03-15 | 2013-05-02 | Alignment film precuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310084307XA CN103163689A (en) | 2013-03-15 | 2013-03-15 | Alignment layer pre-solidifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103163689A true CN103163689A (en) | 2013-06-19 |
Family
ID=48586898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310084307XA Pending CN103163689A (en) | 2013-03-15 | 2013-03-15 | Alignment layer pre-solidifying device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103163689A (en) |
| WO (1) | WO2014139202A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676329A (en) * | 2013-12-20 | 2014-03-26 | 深圳市华星光电技术有限公司 | Liquid crystal optical alignment device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002357798A (en) * | 2001-06-01 | 2002-12-13 | Sony Corp | Method and device for manufacturing liquid crystal display device |
| JP2004286975A (en) * | 2003-03-20 | 2004-10-14 | Hitachi Displays Ltd | Liquid crystal display device |
| CN101026062A (en) * | 2006-02-21 | 2007-08-29 | 乐金电子（南京）等离子有限公司 | Glass substrate heating equipment for plasma display device |
| CN202230279U (en) * | 2011-08-30 | 2012-05-23 | 北京京东方光电科技有限公司 | Precuring device for oriented film |
-
2013
- 2013-03-15 CN CN201310084307XA patent/CN103163689A/en active Pending
- 2013-05-02 WO PCT/CN2013/075077 patent/WO2014139202A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002357798A (en) * | 2001-06-01 | 2002-12-13 | Sony Corp | Method and device for manufacturing liquid crystal display device |
| JP2004286975A (en) * | 2003-03-20 | 2004-10-14 | Hitachi Displays Ltd | Liquid crystal display device |
| CN101026062A (en) * | 2006-02-21 | 2007-08-29 | 乐金电子（南京）等离子有限公司 | Glass substrate heating equipment for plasma display device |
| CN202230279U (en) * | 2011-08-30 | 2012-05-23 | 北京京东方光电科技有限公司 | Precuring device for oriented film |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676329A (en) * | 2013-12-20 | 2014-03-26 | 深圳市华星光电技术有限公司 | Liquid crystal optical alignment device |
| WO2015089931A1 (en) * | 2013-12-20 | 2015-06-25 | 深圳市华星光电技术有限公司 | Liquid crystal optical alignment apparatus |
| CN103676329B (en) * | 2013-12-20 | 2016-03-30 | 深圳市华星光电技术有限公司 | Liquid crystal light orientation equipment |
| US10048521B2 (en) | 2013-12-20 | 2018-08-14 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal photo-alignment device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014139202A1 (en) | 2014-09-18 |
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Application publication date: 20130619 |