CN105785663A - Optical alignment device and method - Google Patents
Optical alignment device and method Download PDFInfo
- Publication number
- CN105785663A CN105785663A CN201610349554.1A CN201610349554A CN105785663A CN 105785663 A CN105785663 A CN 105785663A CN 201610349554 A CN201610349554 A CN 201610349554A CN 105785663 A CN105785663 A CN 105785663A
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- China
- Prior art keywords
- lamp box
- glass substrate
- plummer
- light source
- light
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- 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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- 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
- G02F1/133788—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 light irradiation, e.g. linearly polarised light photo-polymerisation
-
- 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)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses an optical alignment device which comprises a printing module, a bearing platform, a UV (Ultra Violet) lamp box and a lamp box rotating mechanism, wherein the printing module is used for printing PI liquid on a glass substrate; the bearing platform is used for bearing the glass substrate and moves along a preset straight line; a UV light source which faces the plane of the bearing platform and is used for irradiating the glass substrate is built in the UV lamp box; the lamp box rotating mechanism is used for controlling the UV lamp box to rotate relative to the bearing platform. The invention also discloses an optical alignment method. The lamp box rotating mechanism is arranged, so that the UV light source in the UV lamp box can deflect for a preset alignment angle relative to the glass substrate printed with the PI liquid following the rotation of the UV lamp box, and the optical alignment can be finished by controlling the glass substrate to move along a straight line and be irradiated by the UV lamp box in an optical alignment process; no complex control operation is required, the optical alignment precision can be excellently ensured, and rotating error can be avoided.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of light orientation Apparatus and method for.
Background technology
PI liquid refers to a kind of for making LCD (LiquidCrystalDisplay, liquid crystal display) chemical liquid of alignment film, being printed on electro-conductive glass after overbaking becomes alignment film, a tilt angle can be provided so that the direction of rotation concordance of liquid crystal molecule is better to liquid crystal molecule.
In prior art, PI liquid process of alignment is: printed the glass substrate of PI liquid, under the carrying of plummer, certain deflection angle is formed relative to fixing lamp box, lamp box sends UV (Ultra-Violet, the ultraviolet) light of fixed wave length, irradiates glass substrate and makes PI liquid react, plummer with printed the glass substrate of PI liquid linearly through lamp box, light process of alignment can be completed.But plummer is in motor process, predetermined deflection angle should be remained, move along a straight line again, plummer angle is not easily kept, occurring unavoidably rocking, light orientation is unable to reach predetermined precision, also increases complexity and the manufacturing cost of plummer rotating mechanism simultaneously.
Summary of the invention
In view of the deficiency that prior art exists, the invention provides the light orientation equipment of the high light alignment method of a kind of smooth orientation precision and simple in construction.
In order to realize above-mentioned purpose, present invention employs following technical scheme:
A kind of light orientation equipment, including:
Printing module, for printing PI liquid on the glass substrate；
Plummer, is used for carrying described glass substrate and along predetermined rectilinear motion；
UV lamp box, built-in towards described plummer place plane, for irradiating the UV light source of described glass substrate；
Lamp box rotating mechanism, is used for controlling described UV lamp box and rotates relative to plummer.
Further, described UV lamp box also includes spaced a pair fixed mount, and the two ends of described UV light source are respectively erected on a described fixed mount.
Further, described lamp box rotating mechanism controls the rotation of described fixed mount by the mode of electromagnetic induction.
Further, described plummer is connected with slide rail, and after the energising of described slide rail, described plummer completes rectilinear motion along described slide rail.
Another object of the present invention is to provide a kind of light alignment method, use arbitrary above-mentioned light orientation equipment, printed the glass substrate of PI liquid to move along the plane and straight line at its place, UV lamp box is towards glass substrate place plane and irradiates glass substrate, and the UV light source placing direction of UV lamp box deflects predetermined orientation angle relative to the direction of motion of glass substrate.
Further, described UV light source is multiple and be arranged in parallel.
Further, in described glass substrate motor process, the orientation angle of described UV lamp box finely tunes to meet orientation demand in real time.
The present invention has lamp box rotating mechanism, UV light source in UV lamp box can deflect predetermined orientation angle with the rotation of UV lamp box relative to the glass substrate printing PI liquid, make in light process of alignment only need to control glass substrate to move along a straight line to irradiate through UV lamp box and can complete light orientation, without complicated control operation, light orientation precision can be ensured well, it is to avoid rotation error.
Accompanying drawing explanation
Fig. 1 is the light process of alignment schematic diagram of the embodiment of the present invention.
Fig. 2 is the structural representation of the light orientation equipment of the embodiment of the present invention.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is described in more detail.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
Consult Fig. 1, in the light process of alignment of the embodiment of the present invention, printed the glass substrate 1 of PI liquid and moved (in Fig. 1 horizontal direction) along the plane and straight line at its place, UV lamp box 30 is towards glass substrate 1 place plane and irradiates glass substrate 1, and UV light source 31 placing direction of UV lamp box 30 deflects predetermined orientation angle relative to the direction of motion of glass substrate 1, so, glass substrate 1 is along the motor process of set direction, and PI liquid thereon can be irradiated by UV light source 31 and complete predetermined light orientation.
In the present embodiment, UV light source 31 is multiple and is set in parallel in UV lamp box 30.It addition, in glass substrate 1 motor process, the orientation angle of UV lamp box also can finely tune to meet orientation demand in real time.
Shown in Fig. 2, the present embodiment completes the light orientation equipment of light alignment manufacture process and includes printing module 10, plummer 20, plummer 20 and lamp box rotating mechanism 40, and wherein printing module 10 for printing PI liquid on glass substrate 1；Plummer 20 is for bearing glass substrate 1 and along predetermined rectilinear motion；UV lamp box 30 is built-in towards plummer 20 place plane, for irradiating the UV light source 31 of glass substrate 1；Lamp box rotating mechanism 40 is used for controlling UV lamp box 30 and rotates relative to plummer 20.
Specifically, UV lamp box 30 also includes the two ends of spaced a pair fixed mount 32, UV light source 31 and is respectively erected on a fixed mount 32.The motion of lamp box rotating mechanism 40 and plummer 20 is all realized by the mode of electromagnetic induction, lamp box rotating mechanism 40 controls fixed mount 32 by the mode of electromagnetic induction and rotates, if lamp box rotating mechanism 40 can be conductive coil, plummer 20 is connected with slide rail, and after slide rail energising, plummer 20 completes rectilinear motion along slide rail.
The present invention has lamp box rotating mechanism, UV light source in UV lamp box can deflect predetermined orientation angle with the rotation of UV lamp box relative to the glass substrate printing PI liquid, make in light process of alignment only need to control glass substrate to move along a straight line to irradiate through UV lamp box and can complete light orientation, without complicated control operation, light orientation precision can be ensured well, it is to avoid rotation error.
The above is only the detailed description of the invention of the application; it should be pointed out that, for those skilled in the art, under the premise without departing from the application principle; can also making some improvements and modifications, these improvements and modifications also should be regarded as the protection domain of the application.
Claims (7)
1. a light orientation equipment, it is characterised in that including:
Printing module (10), at glass substrate (1) upper printing PI liquid；
Plummer (20), is used for carrying described glass substrate (1) and along predetermined rectilinear motion；
UV lamp box (30), built-in towards described plummer (20) place plane, be used for irradiating the UV light source (31) of described glass substrate (1)；
Lamp box rotating mechanism (40), is used for controlling described UV lamp box (30) and rotates relative to plummer (20).
2. smooth orientation equipment according to claim 1, it is characterized in that, described UV lamp box (30) also includes spaced a pair fixed mount (32), and the two ends of described UV light source (31) are respectively erected on a described fixed mount (32).
3. smooth orientation equipment according to claim 2, it is characterised in that described lamp box rotating mechanism (40) controls described fixed mount (32) by the mode of electromagnetic induction and rotates.
4. smooth orientation equipment according to claim 3, it is characterised in that described plummer (20) is connected with slide rail, after the energising of described slide rail, described plummer (20) completes rectilinear motion along described slide rail.
5. a light alignment method, it is characterized in that, use the arbitrary described light orientation equipment of claim 1-4, printed the glass substrate (1) of PI liquid to move along the plane and straight line at its place, UV lamp box (30) is towards glass substrate (1) place plane and irradiates glass substrate (1), and UV light source (31) placing direction of UV lamp box (30) deflects predetermined orientation angle relative to the direction of motion of glass substrate (1).
6. smooth alignment method according to claim 5, it is characterised in that described UV light source (31) is for multiple and be arranged in parallel.
7. smooth alignment method according to claim 5, it is characterised in that in described glass substrate (1) motor process, the orientation angle of described UV lamp box finely tunes to meet orientation demand in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610349554.1A CN105785663A (en) | 2016-05-24 | 2016-05-24 | Optical alignment device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610349554.1A CN105785663A (en) | 2016-05-24 | 2016-05-24 | Optical alignment device and method |
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| Publication Number | Publication Date |
|---|---|
| CN105785663A true CN105785663A (en) | 2016-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610349554.1A Pending CN105785663A (en) | 2016-05-24 | 2016-05-24 | Optical alignment device and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106681058A (en) * | 2016-12-28 | 2017-05-17 | 深圳市华星光电技术有限公司 | Photo-alignment equipment |
| CN106773332A (en) * | 2016-12-26 | 2017-05-31 | 深圳市华星光电技术有限公司 | The method and device of irradiation light, LCD alignment |
| CN107272267A (en) * | 2017-08-10 | 2017-10-20 | 武汉华星光电技术有限公司 | Light orientation complementing equipment and light orientation correction adjusting method |
| CN107479256A (en) * | 2017-08-02 | 2017-12-15 | 深圳市华星光电技术有限公司 | A kind of smooth alignment apparatus |
| TWI679477B (en) * | 2017-06-20 | 2019-12-11 | 大陸商上海微電子裝備（集團）股份有限公司 | Light alignment device and its movement and rotation method |
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| CN1769981A (en) * | 2004-11-05 | 2006-05-10 | 优志旺电机株式会社 | Polarization light emitting apparatus for light orientation |
| JP2006201273A (en) * | 2005-01-18 | 2006-08-03 | Ushio Inc | Polarized light irradiating apparatus |
| CN102981314A (en) * | 2012-12-18 | 2013-03-20 | 福建华映显示科技有限公司 | Manufacturing method of alignment film |
| CN103376598A (en) * | 2012-04-25 | 2013-10-30 | 岩崎电气株式会社 | Polarized ultraviolet irradiation device |
| CN103582843A (en) * | 2012-06-01 | 2014-02-12 | Wi-A株式会社 | Optical orientation apparatus |
| CN105068321A (en) * | 2015-02-10 | 2015-11-18 | 优志旺电机株式会社 | Light irradition device and light irradiation method thereof |
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2016
- 2016-05-24 CN CN201610349554.1A patent/CN105785663A/en active Pending
Patent Citations (6)
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| CN1769981A (en) * | 2004-11-05 | 2006-05-10 | 优志旺电机株式会社 | Polarization light emitting apparatus for light orientation |
| JP2006201273A (en) * | 2005-01-18 | 2006-08-03 | Ushio Inc | Polarized light irradiating apparatus |
| CN103376598A (en) * | 2012-04-25 | 2013-10-30 | 岩崎电气株式会社 | Polarized ultraviolet irradiation device |
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| CN102981314A (en) * | 2012-12-18 | 2013-03-20 | 福建华映显示科技有限公司 | Manufacturing method of alignment film |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106773332A (en) * | 2016-12-26 | 2017-05-31 | 深圳市华星光电技术有限公司 | The method and device of irradiation light, LCD alignment |
| WO2018120318A1 (en) * | 2016-12-26 | 2018-07-05 | 深圳市华星光电技术有限公司 | Illumination lamp, and liquid crystal alignment method and device |
| CN106681058A (en) * | 2016-12-28 | 2017-05-17 | 深圳市华星光电技术有限公司 | Photo-alignment equipment |
| CN106681058B (en) * | 2016-12-28 | 2020-01-14 | 深圳市华星光电技术有限公司 | Optical alignment equipment |
| TWI679477B (en) * | 2017-06-20 | 2019-12-11 | 大陸商上海微電子裝備（集團）股份有限公司 | Light alignment device and its movement and rotation method |
| CN107479256A (en) * | 2017-08-02 | 2017-12-15 | 深圳市华星光电技术有限公司 | A kind of smooth alignment apparatus |
| CN107479256B (en) * | 2017-08-02 | 2020-06-09 | 深圳市华星光电技术有限公司 | Optical alignment device |
| CN107272267A (en) * | 2017-08-10 | 2017-10-20 | 武汉华星光电技术有限公司 | Light orientation complementing equipment and light orientation correction adjusting method |
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Application publication date: 20160720 |
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