CN107092141A - A kind of aligning device - Google Patents
A kind of aligning device Download PDFInfo
- Publication number
- CN107092141A CN107092141A CN201710534344.4A CN201710534344A CN107092141A CN 107092141 A CN107092141 A CN 107092141A CN 201710534344 A CN201710534344 A CN 201710534344A CN 107092141 A CN107092141 A CN 107092141A
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- Prior art keywords
- orientation
- aligning device
- layer
- supporting surface
- roller
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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
- G02F1/133—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
- G02F1/133784—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 by rubbing
-
- 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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The present invention relates to display fabricating technology field, disclose a kind of aligning device, to improve in aligning device be orientated friction cloth cloth cant to uniformity, and then improve orientation process homogeneity.Wherein：There is support to treat the supporting surface of orientation substrate, be orientated on roller and be provided with orientation friction cloth for aligning device, including base station and orientation roller, base station, in addition to：Carded layer, has setpoint distance between carded layer and supporting surface, during orientation, and orientation roller is located between carded layer and the supporting surface, and carded layer is used for the cloth hair that orientation friction cloth is combed in orientation roller rotation process.
Description
Technical field
The present invention relates to display fabricating technology field, more particularly to a kind of aligning device.
Background technology
At present, one layer of orientation will be coated on its surface before array base palte and color membrane substrates are to box formation liquid crystal panel
Film (PI films).The groove of certain direction is formed on alignment film surface by rubbing using aligning device, the groove in orderly direction makes
Liquid crystal molecule is obtained to arrange with certain pre-tilt angle inclined orientation in the same direction.
It is usually on a big glass substrate by taking array base palte as an example in the production process of liquid crystal display device
With multiple array base paltes, traditional orientation process is as shown in figure 1, the orientation roller 02 of aligning device is circle, and orientation roller 02 can
To be rotated under the drive of motor around central shaft, glass substrate relative orientation roller is moved along the direction of arrow as shown in Figure 1, taken
It will be contacted to the orientation cloth hair 021 of the orientation friction cloth on roller 02 with the glass substrate for being coated with alignment film, due to glass substrate
Relative orientation roller 02 is moved, and will be produced frictional force between orientation cloth hair 021 and glass substrate, and be utilized the orientation cloth being orientated on roller 02
Rubbing action between hair 021 and substrate 01, can form orientation groove on substrate 01.
Traditional TFT-LCD (Thin Film Transistor-Liquid Crystal Display, thin film transistor (TFT)
Liquid crystal display device) in manufacturing process, metal gasket (pad) region is using plated film, exposure, etching technics by metal line and knowledge
Biao Shi reguline metal not be waited to be placed on by the effective coverage of the display screen with thin film transistor constructions, so that connecting lead wire makes tool
There is the effective coverage of the display screen of thin film transistor constructions conductive.So, the metal substrate region on array base palte will be caused
Can be higher than the effective coverage shown, the orientation roller of aligning device is during friction orientation, with orientation friction cloth and coating orientation
The array of film/color membrane substrates carry out friction matching processing, and orientation friction cloth will be stretched due to the effect by power, due to battle array
There is segment difference in row/color membrane substrates to be orientated friction cloth discontinuity, the drawing that orientation friction cloth different zones fine hair is subject to
Stretch intensity difference, the easy bifurcated of cloth hair of orientation friction cloth, so that the cloth cant for easily causing orientation friction is orientated to disunity
Homogeneity is poor.
The content of the invention
The invention provides a kind of aligning device, to improve be orientated in aligning device friction cloth cloth cant to unification
Property, and then improve the homogeneity of orientation process.
To reach above-mentioned purpose, the present invention provides following technical scheme：
The invention provides a kind of aligning device, including base station and orientation roller, there is the base station support to treat orientation substrate
Supporting surface, be provided with orientation friction cloth on the orientation roller, in addition to：
Carded layer, has setpoint distance between the carded layer and the supporting surface, during orientation, and the orientation roller is located at institute
State between carded layer and the supporting surface, the carded layer is used in the orientation roller rotation process comb the orientation friction
The cloth hair of cloth.
The aligning device that the present invention is provided, by setting carded layer, can treat orientation substrate in orientation roller and be orientated
When, the orientation friction cloth wound on orientation roller is combed in time, after orientation friction cloth is touched after orientation substrate segment difference,
Due to being orientated the rotation of roller, and then affected cloth hair can contact carded layer, and carded layer can quickly be combed to cloth hair,
So that the direction of cloth hair is unified.
Therefore, the aligning device that provides of the present invention, can improve be orientated in aligning device friction cloth cloth cant to uniformity,
And then improve the homogeneity of orientation process.
It is described to treat that orientation substrate rubs to the orientation when the orientation roller rotation in some optional embodiments
The active force that wiper is produced is equal to the frictional force that the carded layer is produced to the orientation friction cloth.Such setting can enter one
Step improve orientation friction cloth cloth cant to uniformity, improve orientation process homogeneity.
In some optional embodiments, the distance between the carded layer and the supporting surface are adjustable.Can basis
It is actually needed, the size for the frictional force that adjustment carded layer is produced to orientation friction cloth.
In some optional embodiments, in addition to：It is installed on the support frame on the base station；Support frame as described above bag
Include：
Two support blocks for being oppositely arranged, each support block is provided with the bayonet socket for being used for engaging the carded layer；
The telescopic unit set is corresponded with the support block, one end and the base station of each telescopic unit are consolidated
Fixed, the other end of each telescopic unit is fixed with the corresponding support block, and each telescopic unit is flexible with regulation
The distance between the carded layer and the supporting surface.The setting of this structure, is easy between regulation carded layer and supporting surface
Distance, and then it is easy to adjust the size for the frictional force that carded layer is produced to orientation friction cloth.
In some optional embodiments, aligning device also includes：It is installed on the branch in the installation axle of the orientation roller
Support, the orientation roller can be rotated relative to the axis of the installation axle；Support frame as described above includes：
Two support blocks for being oppositely arranged, each support block is provided with the bayonet socket for being used for engaging the carded layer；
The telescopic unit set, one end of each telescopic unit and the installation axle are corresponded with the support block
Fixed, the other end of each telescopic unit is fixed with the corresponding support block, and each telescopic unit is flexible with tune
Save the distance between the carded layer and the supporting surface.
In some optional embodiments, each telescopic unit is：Telescopic cylinder or electric expansion bar.Telescoping cylinder and electricity
Dynamic expansion link, can more accurately adjust the distance between carded layer and orientation friction cloth.
In some optional embodiments, above-mentioned aligning device, in addition to：
Sensor for gathering distance between the carded layer and the supporting surface.The setting of sensor can aid in stretching
Contracting unit is adjusted, and improves regulation accuracy.
In some optional embodiments, the carded layer includes：Underlay substrate and positioned at the underlay substrate direction
Flatness layer on the supporting surface side.
In some optional embodiments, the flatness layer is set parallel to the supporting surface.
In some optional embodiments, the underlay substrate has cancave cambered surface of the opening towards the friction roller, institute
State flatness layer and be fixed on the cancave cambered surface in bending.
Brief description of the drawings
Fig. 1 is orientation roller orientation schematic diagram of the prior art；
Fig. 2 is the first structural representation of aligning device provided in an embodiment of the present invention；
Fig. 3 is the use state schematic diagram of the first aligning device provided in an embodiment of the present invention；
Fig. 4 is second of structural representation of aligning device provided in an embodiment of the present invention；
Fig. 5 is the third structural representation of aligning device provided in an embodiment of the present invention；
Fig. 6 is the 4th kind of structural representation of aligning device provided in an embodiment of the present invention；
Fig. 7 is the use state schematic diagram of the 4th kind of aligning device provided in an embodiment of the present invention.
Reference：
01- substrates 02- is orientated roller
021- cloth hair 1- base stations
2- orientation roller 3- cloth hairs
4- carded layer 41- underlay substrates
42- flatness layer 5- support blocks
6- sensors 7- treats orientation substrate
8- installation axles
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
As shown in Figures 2 and 3, the invention provides a kind of aligning device, including base station 1 has with roller 2, base station 1 is orientated
The supporting surface of orientation substrate 7 is treated in support, is orientated on roller 2 and is provided with orientation friction cloth, in addition to：
Carded layer 4, has setpoint distance between carded layer 4 and supporting surface, during orientation, and orientation roller 2 is located at carded layer and institute
State between supporting surface, carded layer 4 is used for the cloth hair 3 that orientation friction cloth is combed in the orientation rotation process of roller 2.
The aligning device that the present invention is provided, by setting carded layer 4, can treat orientation substrate 7 in orientation roller 2 and be taken
Xiang Shi, is combed in time to the orientation friction cloth wound on orientation roller 2, as shown in Fig. 2 waiting to take when orientation friction cloth is touched
To after the segment difference of substrate 7, due to being orientated the rotation of roller 2, and then affected cloth hair 3 can contact carded layer 4, the meeting of carded layer 4
Cloth hair 3 is quickly combed so that the direction of cloth hair 3 is unified.
Therefore, the aligning device that the present invention is provided can improve the unification that 3 directions of friction cloth cloth hair are orientated in aligning device
Property, and then improve the homogeneity of orientation process.
In order to further improve the uniformity in 3 directions of orientation friction cloth cloth hair, the homogeneity of orientation process, Yi Zhongke are improved
In the embodiment of choosing, when being orientated the rotation of roller 2, treat that the active force that 7 pairs of orientation friction cloths of orientation substrate are produced is equal to carded layer 4
The frictional force produced to orientation friction cloth.
In a kind of optional embodiment, the distance between carded layer 4 and supporting surface are adjustable.When in use can be according to reality
Border needs, the size for the frictional force that 4 pairs of orientation friction cloths of adjustment carded layer are produced.
The regulation of above-mentioned distance can be accomplished in several ways：
In a kind of optional embodiment, as shown in figure 4, above-mentioned aligning device also includes：It is installed on the support on base station 1
Frame；Support frame includes：
Two support blocks 5 for being oppositely arranged, each support block 5 is provided with the bayonet socket for being used for engaging carded layer 4；
The telescopic unit set is corresponded with support block 5, one end and the base station 1 of each telescopic unit are fixed, Mei Geshen
The other end of contracting unit is fixed with corresponding support block 5, and each telescopic unit stretches to adjust between carded layer 4 and supporting surface
Distance.The setting of this structure, is easy to adjust the distance between carded layer 4 and supporting surface, and then be easy to 4 pairs of carded layer of regulation to take
The size of the frictional force produced to friction cloth.
The aligning device of this structure, carded layer 4 will not be moved with the movement of orientation roller 2, so be accomplished by combing
Greatly or more than the area for treating orientation substrate 7 as the area basic with orientation is treated that reason layer 4 is set, it could to be orientated roller 2
The cloth hair 3 of orientation friction cloth in rotation process can be combed in time.
In another optional embodiment, as shown in figure 5, above-mentioned aligning device also includes：It is installed on the peace of orientation roller 2
The support frame on axle 8 is filled, the axis that orientation roller 2 can be mounted opposite axle 8 is rotated；Support frame includes：
Two support blocks 5 for being oppositely arranged, each support block 5 is provided with the bayonet socket for being used for engaging carded layer 4；
The telescopic unit set is corresponded with support block 5, one end and the installation axle 8 of each telescopic unit are fixed, each
The other end of telescopic unit is fixed with corresponding support block 5, and each telescopic unit stretches to adjust between carded layer 4 and supporting surface
Distance.The aligning device of this structure, carded layer 4 can be moved with orientation roller 2 along the surface for treating orientation substrate 7, but not
Can be rotated with orientation roller 2, now carded layer 4 need not set it is too big, as long as orientation roller 2 can be covered, so may be used
To save material, the overall volume and weight of aligning device are reduced.
In any of the above-described embodiment, the concrete structure of each telescopic unit can have a variety of：
Optionally, each telescopic unit is：Telescopic cylinder or electric expansion bar.Such structure can accurate regulation comb
Manage the distance between layer 4 and orientation friction cloth.
Optionally, each telescopic unit can be lead screw pair structure, or simple slide rail and slide block structure, here
Just no longer repeat one by one.
In order to detect the distance between carded layer 4 and supporting surface in real time, as shown in figure 4, above-mentioned aligning device, in addition to：
Sensor for gathering distance between carded layer 4 and supporting surface.The setting of sensor can be with auxiliary telescopic unit
Regulation, improves regulation accuracy.
The concrete structure of above-mentioned carded layer 4 can have a variety of, in a kind of embodiment, and carded layer 4 includes：Underlay substrate 41
With positioned at underlay substrate 41 towards the flatness layer 42 on supporting surface side.The one side that flatness layer is used for card clothing hair is burnishing surface,
Smoother.
Preferably in embodiment, the material of flatness layer is identical with the material for treating the conductive layer on orientation substrate, specifically,
It can be tin indium oxide.
Optionally, flatness layer 42 is set parallel to supporting surface.
Optionally, as shown in Figure 6 and Figure 7, underlay substrate 41 has cancave cambered surface of the opening towards friction roller, and flatness layer 42 is in
Bending is fixed on cancave cambered surface.Such structure setting can be engaged with the shape of friction roller, can preferably comb orientation
The cloth hair 3 of friction cloth.In the case of orientation roller intrusion identical, relatively flat face directly of cancave cambered surface can increase the cloth on orientation roller
The combing stroke of hair, improves carding effect.
In a kind of optional embodiment, the thickness of above-mentioned flatness layer 42 is more than or equal to 400 Ethylmercurichlorendimides and less than or equal to 800 angstroms
Rice.The thickness of flatness layer 42 is arranged in above range, can avoid that flatness layer 42 is relatively thin, carding effect is poor, flatness layer
42 is thicker, the problem of increasing cost.Above-mentioned flatness layer 42 can be：400 Ethylmercurichlorendimides, 450 Ethylmercurichlorendimides, 500 Ethylmercurichlorendimides, 530 Ethylmercurichlorendimides, 580
Ethylmercurichlorendimide, 700 Ethylmercurichlorendimides, 750 Ethylmercurichlorendimides, 800 Ethylmercurichlorendimides etc., are just no longer repeated one by one here.
Obviously, those skilled in the art can carry out various changes and modification without departing from this hair to the embodiment of the present invention
Bright spirit and scope.So, if these modifications and variations of the present invention belong to the claims in the present invention and its equivalent technologies
Within the scope of, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of aligning device, including base station and orientation roller, the base station has the supporting surface for supporting and treating orientation substrate, described to take
Orientation friction cloth is provided with to roller, it is characterised in that also include：
Carded layer, has setpoint distance between the carded layer and the supporting surface, during orientation, and the orientation roller is located at the comb
Manage between layer and the supporting surface, the carded layer is used in the orientation roller rotation process comb the orientation friction cloth
Cloth hair.
2. aligning device according to claim 1, it is characterised in that when the orientation roller rotation, the base to be orientated
The active force that plate is produced to the orientation friction cloth is equal to the frictional force that the carded layer is produced to the orientation friction cloth.
3. aligning device according to claim 1, it is characterised in that the distance between the carded layer and the supporting surface
It is adjustable.
4. aligning device according to claim 3, it is characterised in that also include：It is installed on the support frame on the base station；
Support frame as described above includes：
Two support blocks for being oppositely arranged, each support block is provided with the bayonet socket for being used for engaging the carded layer；
The telescopic unit set is corresponded with the support block, one end of each telescopic unit is fixed with the base station,
The other end of each telescopic unit is fixed with the corresponding support block, and each telescopic unit is flexible described to adjust
The distance between carded layer and the supporting surface.
5. aligning device according to claim 3, it is characterised in that also include：It is installed on the installation axle of the orientation roller
On support frame, the orientation roller can relative to the installation axle axis rotate；Support frame as described above includes：
Two support blocks for being oppositely arranged, each support block is provided with the bayonet socket for being used for engaging the carded layer；
The telescopic unit set is corresponded with the support block, one end and the installation axle of each telescopic unit are consolidated
Fixed, the other end of each telescopic unit is fixed with the corresponding support block, and each telescopic unit is flexible with regulation
The distance between the carded layer and the supporting surface.
6. the aligning device according to claim 4 or 5, it is characterised in that each telescopic unit is：Telescopic cylinder is electronic
Expansion link.
7. aligning device according to claim 3, it is characterised in that also include：
Sensor for gathering distance between the carded layer and the supporting surface.
8. aligning device according to claim 1, it is characterised in that the carded layer includes：Underlay substrate and positioned at institute
Underlay substrate is stated towards the flatness layer on the supporting surface side.
9. aligning device according to claim 8, it is characterised in that the flatness layer is set parallel to the supporting surface.
10. aligning device according to claim 8, it is characterised in that there is the underlay substrate opening to be rubbed described in
The cancave cambered surface of roller is wiped, the flatness layer is fixed on the cancave cambered surface in bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534344.4A CN107092141A (en) | 2017-07-03 | 2017-07-03 | A kind of aligning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534344.4A CN107092141A (en) | 2017-07-03 | 2017-07-03 | A kind of aligning device |
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| Publication Number | Publication Date |
|---|---|
| CN107092141A true CN107092141A (en) | 2017-08-25 |
Family
ID=59641179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710534344.4A Pending CN107092141A (en) | 2017-07-03 | 2017-07-03 | A kind of aligning device |
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| CN (1) | CN107092141A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120302414A1 (en) * | 2011-05-23 | 2012-11-29 | Valeriy Prushinskiy | Rubbing apparatus |
| CN203745772U (en) * | 2014-03-07 | 2014-07-30 | 北京京东方光电科技有限公司 | Rubbing alignment device |
| CN104849899A (en) * | 2015-06-03 | 2015-08-19 | 京东方科技集团股份有限公司 | Mother board, butt-jointed mother board, liquid crystal display panel and display device |
| CN204758979U (en) * | 2015-02-15 | 2015-11-11 | 厦门天马微电子有限公司 | Oriented device rubs |
| CN106483716A (en) * | 2016-12-23 | 2017-03-08 | 成都天马微电子有限公司 | A kind of friction cloth processing equipment and friction orientation equipment |
-
2017
- 2017-07-03 CN CN201710534344.4A patent/CN107092141A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120302414A1 (en) * | 2011-05-23 | 2012-11-29 | Valeriy Prushinskiy | Rubbing apparatus |
| CN203745772U (en) * | 2014-03-07 | 2014-07-30 | 北京京东方光电科技有限公司 | Rubbing alignment device |
| CN204758979U (en) * | 2015-02-15 | 2015-11-11 | 厦门天马微电子有限公司 | Oriented device rubs |
| CN104849899A (en) * | 2015-06-03 | 2015-08-19 | 京东方科技集团股份有限公司 | Mother board, butt-jointed mother board, liquid crystal display panel and display device |
| CN106483716A (en) * | 2016-12-23 | 2017-03-08 | 成都天马微电子有限公司 | A kind of friction cloth processing equipment and friction orientation equipment |
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