CN103135264B - Shading element processing unit (plant) - Google Patents
Shading element processing unit (plant) Download PDFInfo
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- CN103135264B CN103135264B CN201110391726.9A CN201110391726A CN103135264B CN 103135264 B CN103135264 B CN 103135264B CN 201110391726 A CN201110391726 A CN 201110391726A CN 103135264 B CN103135264 B CN 103135264B
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- shading element
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- processing unit
- upper substrate
- liquid crystal
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Abstract
The invention discloses a kind of Liquid crystal disply device and its preparation method and shading element processing unit (plant), described liquid crystal indicator includes being arranged at upper substrate and the shading element of infrabasal plate side, avoid occurring on the border of glass substrate with air contact the phenomenon of total reflection, eliminate the edge light leak of liquid crystal indicator.
Description
Technical field
The present invention relates to field of liquid crystal display, particularly relate to a kind of Liquid crystal disply device and its preparation method,
Shading element processing unit (plant).
Background technology
Liquid crystal indicator (liquid crystal display, LCD) is increasingly becoming development with its advantage such as frivolous
For one of rapid flat faced display.Liquid crystal indicator utilizes liquid crystal material to show image, and liquid crystal is then
Voltage according to being applied thereto changes absorbance, to realize the display of different GTG, then goes out at light
Cover one layer of color film on the direction penetrated and just can realize the colored display of picture or image.Specifically, one piece
Complete display panels must have backlight module, polaroid, thin film transistor (TFT) (TFT) infrabasal plate and coloured silk
The layer of liquid crystal molecule filled in color filter (CF) upper substrate and the box that is made up of two pieces of substrates is constituted.By
It is passive light-emitting display device in LCDs, needs to be provided light source by backlight module.
Refer to Fig. 1, it is the generalized section of existing liquid crystal indicator, described liquid crystal indicator bag
Include: the upper substrate 22a being oppositely arranged and infrabasal plate 22b；It is arranged at the backlight mould below described infrabasal plate 22b
Group 30；And it is arranged at the housing 32 outside described upper substrate 22a, infrabasal plate 22b and backlight module 30,
Described housing 32 has extension 32a, described extension 32a and covers the edge of described upper substrate 22a.Institute
Stating upper substrate 22a is color membrane substrates, and described infrabasal plate 22b is array base palte, and described color membrane substrates is formed
There are light shield layer 23 and R, G, B color blocking.Polaroid 21a it is formed with on described upper substrate 22a, described
Lower polaroid 21b it is formed with on infrabasal plate 22b.
A certain distance is generally left, at glass substrate edge between color membrane substrates edge and edge light shield layer
With on the interface of air contact, the light 50 of outgoing from backlight module 30 gold on infrabasal plate 22b
Belong to thin film 24 multiple reflections to the interface 56 of glass edge and air contact, when angle of incidence 55 is more than glass
Critical angle to air, now light can all be reflexed in glass medium, thus arrive glass surface with
On the contact interface 57 of air, and now the angle of incidence 53 of light is less than the glass critical angle to air, because of
This is not totally reflected on this contact interface 57, now due to extension 32a and upper polaroid 21a it
Between there is certain space, therefore light can go out to be shot out and observed by people.
In order to cover the light that edge spills, it is typically the light utilizing mechanism's edge covers to cover edge at present
Line.But, due to the demand growth to narrow housing of the present market, mechanism shell originally is limited by technique,
It is difficult to cover the light spilt from color film glass substrate edges again.
Summary of the invention
It is an object of the invention to provide a kind of Liquid crystal disply device and its preparation method and shading element processing
Device, to eliminate liquid crystal indicator edge light leakage phenomena.
For solving above-mentioned technical problem, the present invention provides a kind of liquid crystal indicator, including: it is oppositely arranged
Upper substrate and infrabasal plate, be arranged at the backlight module of described lower substrate, and be arranged at described upper substrate,
Housing outside infrabasal plate and backlight module, also includes being arranged at described upper substrate and the screening of infrabasal plate side
Optical element, to eliminate the edge light leak of described liquid crystal indicator.
Optionally, in described liquid crystal indicator, described shading element is positioned at described upper substrate and lower base
The left and right sides of plate.
Optionally, in described liquid crystal indicator, described shading element is positioned at described upper substrate and lower base
The side of plate.
Optionally, in described liquid crystal indicator, described shading element be black ink, shading rubber belt,
One or more in metal or metal-oxide.
Optionally, in described liquid crystal indicator, also include being arranged at above described upper substrate upper partially
Mating plate and be arranged at the lower polaroid of lower substrate.
Optionally, in described liquid crystal indicator, also include being arranged at described backlight module and infrabasal plate
Between shading rubber belt.
Optionally, in described liquid crystal indicator, described housing also includes an extension, described extension
Portion is positioned at the top of described upper substrate marginal area, has space between described extension and described upper substrate.
Optionally, in described liquid crystal indicator, also include being arranged at described extension and upper substrate it
Between extension shading element.
The present invention also provides for the manufacture method of a kind of liquid crystal indicator, including: by described upper substrate and lower base
Plate is to box；And form shading element at described upper substrate and infrabasal plate side.
Optionally, in the manufacture method of described liquid crystal indicator, in described upper substrate and infrabasal plate side
Before limit forms shading element, described upper substrate is formed polaroid, and is formed on described infrabasal plate
Lower polaroid.
Optionally, in the manufacture method of described liquid crystal indicator, in described upper substrate and infrabasal plate side
After limit forms shading element, carry out polaroid de-bubble technique.
The present invention also provides for a kind of shading element processing unit (plant), hides for being formed at upper substrate and infrabasal plate side
Optical element, including: conveyer belt, the baffle plate track being arranged on described conveyer belt, and it is arranged at described gear
The applying device of plate track side.
Optionally, in described shading element processing unit (plant), described applying device include roller and for
Support the support of described roller.
Optionally, in described shading element processing unit (plant), described shading element processing unit (plant) also includes setting
It is placed in the air-dry apparatus above described conveyer belt.
Optionally, in described shading element processing unit (plant), described shading element processing unit (plant) has two
Applying device, lays respectively at the both sides of described baffle plate track.
Compared with prior art, the liquid crystal indicator of the present invention arranges shading at upper substrate and infrabasal plate side
Element, to avoid occurring the phenomenon of total reflection on the border of glass substrate with air contact, eliminates liquid crystal
The edge light leak of showing device.
Accompanying drawing explanation
Fig. 1 is the generalized section of existing liquid crystal indicator；
Fig. 2 is the generalized section of the liquid crystal indicator of one embodiment of the invention；
Fig. 3 is the schematic diagram of the shading element processing unit (plant) of one embodiment of the invention.
Detailed description of the invention
In the introduction it has been already mentioned that from backlight module the light of outgoing metal foil on infrabasal plate
Film multiple reflections is on the interface of glass edge and air contact, when angle of incidence angle more than glass to air
Critical angle, now light can all be reflexed in glass medium, thus arrives connecing of glass surface and air
Touch on interface, and now the angle of incidence of light is less than the glass critical angle to air, therefore at this contact interface
On be not totally reflected, now owing to being usually present space, i.e. between extension and the upper polaroid of housing
Cause occurring in that edge light leakage phenomena.Light occurs the ultimate principle of total reflection to be light incident light from optically denser medium
Dredge in medium, and the angle of incidence of light is more than critical angle, and therefore light can occur on the interface of this two media
Total reflection phenomenon, light can be reflected back.And the principle that light does not occur total reflection is that light is penetrated from optically thinner medium
Entering in optically denser medium, therefore the total reflection phenomenon of light will not occur on the interface of this two media, light can enter
Enter in optically denser medium.Color film glass edge generation light leakage phenomena just because of light at glass and air contact
Border there occurs total reflection phenomenon.To this end, the present invention provides a kind of liquid crystal indicator, by upper base
Plate and infrabasal plate side arrange shading element, it is to avoid be totally reflected on the border of glass substrate with air contact
Phenomenon, to eliminate the edge light leak of liquid crystal indicator.
With reference to Fig. 2, it is the generalized section of liquid crystal indicator of one embodiment of the invention, described liquid crystal
Showing device includes: the upper substrate 202a being oppositely arranged and infrabasal plate 202b；It is arranged at described infrabasal plate 202b
The backlight module 300 of lower section；It is arranged at described upper substrate 202a, infrabasal plate 202b and backlight module 300
The housing 302 in outside；Additionally, described liquid crystal indicator also include being arranged at described upper substrate 202a and under
The shading element 100 of substrate 202b side, to eliminate the edge light leak of described liquid crystal indicator.
In the present embodiment, only left side at described liquid crystal indicator is provided with shading element 100, i.e. institute
State shading element 100 and be positioned at described 202a and the left side of infrabasal plate 202b；It should be appreciated, however, that it is described
Shading element 100 may be alternatively located at described 202a and the right side of infrabasal plate 202b；Again or, described shading unit
Part 100 may be alternatively located at described 202a and the left and right sides of infrabasal plate 202b.The present invention has for shading element
Body is positioned at which side of upper substrate 202a and infrabasal plate 202b not to be limited, as long as at glass substrate
Side arranges shading element to eliminate the scheme of edge light leak all within protection scope of the present invention.
Described shading element 100 is the phenomenon in order to avoid there is total reflection on the border of glass with air contact,
Therefore it should be light and absorbs material, such as, can be atrament or the refractive index refractive index that is more than glass
Material.The refractive index of glass is generally about 1.5, and the refractive index of air is generally 1.0003, therefore, described
Shading element 100 can be atrament such as black ink, shading rubber belt, metal or metal-oxide etc..
Described liquid crystal indicator also include being arranged at the upper polaroid 201a above described upper substrate 202a and
It is arranged at the lower polaroid 201b below described infrabasal plate 202b.Due to upper polaroid and the structure of lower polaroid
With act as technological means well known to those skilled in the art, therefore repeat no more.Additionally, described liquid crystal display
Device also includes the shading rubber belt 301 being arranged between described backlight module 300 and infrabasal plate 202b, described
Shading rubber belt 301 sticks on described backlight module 300, in order to shading.
As in figure 2 it is shown, described housing 302 also includes that an extension 302a, described extension 302a are positioned at institute
State the top of upper substrate 202a marginal area, have between described extension 302a and described upper substrate 202a
Space.In a preferred embodiment, additionally can arrange between described extension 302a and upper substrate 202a
Extend shading element, so can eliminate light leakage phenomena further.
In the present embodiment, described upper substrate 202a is color membrane substrates, and described infrabasal plate 202b is array base palte,
Light shield layer 203 and R, G, B color blocking it is formed with on described color membrane substrates.For convenience of description, by described
Substrate 202a, infrabasal plate 202b, upper polaroid 201a, lower polaroid 201b and light shield layer 203 are referred to as
Liquid crystal panel.On the glass edge interface with air contact, the light warp of outgoing from backlight module 300
Cross metallic film 204 (such as the ITO) multiple reflections on infrabasal plate 202b to glass edge and air contact
On interface, when angle of incidence is more than the glass critical angle to air, and now light can all be reflexed to glass Jie
In matter, thus arrive on the contact interface of glass surface and air, and now the angle of incidence of light is less than glass
Critical angle to air, is not therefore totally reflected on this interface.In other words, though extension 302a
And there is certain space between upper polaroid 201a, due to the existence of shading element 100, make light be inhaled
Receive or light does not occur total reflection phenomenon on this interface, also do not have edge light leakage phenomena.
The present invention also provides for the manufacture method of a kind of liquid crystal indicator, including: by described upper substrate 202a and
Infrabasal plate 202b is to box；And form shading element 100 at described upper substrate 202a and infrabasal plate 202b side.
In the present embodiment, shading element 100 is formed at described upper substrate 202a and infrabasal plate 202b side
Before, first on described upper substrate 202a, polaroid 201a, and shape on described infrabasal plate 202b are formed
Lower polaroid 201b, described upper polaroid 201a and lower polaroid 201b is become can successively to be formed or concurrently form.
After described upper substrate 202a and infrabasal plate 202b side form shading element 100, polaroid can be performed
Automatically de-bubble technique, to remove the bubble between polaroid and glass substrate, improves display quality.Polaroid
After de-bubble technique, backlight module 300 and housing 302 can be installed, due to box technique and backlight module
Mounting process is technological means well known to those skilled in the art, is not described in detail herein.
The present invention also provides for a kind of shading element processing unit (plant), hides for being formed at upper substrate and infrabasal plate side
Optical element, as it is shown on figure 3, described shading element processing unit (plant) includes: conveyer belt 601；It is arranged at described biography
Send with the baffle plate track 604 on 601；And it is arranged at the applying device of described baffle plate track 604 side.
As a example by forming black ink at upper substrate 202a and infrabasal plate 202b side, described applying device bag
Including roller 602 and for supporting the support 603 of described roller 602, described roller 602 is built with black oil
Ink, when described liquid crystal panel 200 advances to below roller 602, i.e. may utilize the hairbrush on roller 602
Black ink is applied on the sidewall of liquid crystal panel 200, thus forms shading element.
Preferably, described shading element processing unit (plant) also includes being arranged at air-drying above described conveyer belt 601
Device 605, after described liquid crystal panel 200 has been coated with black ink, can send it to air-dry apparatus
Black ink is dried below 605 process, and the liquid crystal panel after dried can perform polaroid and remove
Bubble processes technique.Described air-dry apparatus 605 can be ion blower or common drying machine.Described baffle plate
Track 604 preferably width gradual change, that side width that i.e. liquid crystal panel 200 enters is more than opposite side,
Be conducive to the fixing of liquid crystal panel.
In the present embodiment, the only side at baffle plate track 604 is provided with applying device, if desired at liquid crystal
When other side of panel 200 also forms shading element, then can rotate after its side coating black ink
Liquid crystal panel 200 is to be coated other edge.Certainly, described shading element processing unit (plant) also can be simultaneously
Two applying devices are set, lay respectively at the both sides of described baffle plate track 604, to improve production efficiency.
It should be noted that liquid crystal indicator is applicable not only to IPS/FFS pattern in the present invention, apply also for
TN/AV pattern or other pattern.Additionally, each embodiment uses the mode gone forward one by one to describe in this specification,
What each embodiment stressed is the difference with other embodiments, and relevant part can reference mutually.
Further, accompanying drawing all uses the form simplified very much and all uses non-ratio accurately, is only used for conveniently, distinct
Ground aids in illustrating the purpose of each embodiment of the present invention.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this
Invention.Multiple amendment to these embodiments will be apparent from for those skilled in the art,
Generic principles defined herein can without departing from the spirit or scope of the present invention, at other
Embodiment realizes.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and is intended to
Meet the widest scope consistent with principles disclosed herein and features of novelty.
Claims (10)
1. a shading element processing unit (plant), for forming shading element at upper substrate and infrabasal plate side, with
Eliminate liquid crystal indicator edge light leak, described liquid crystal indicator includes: the upper substrate being oppositely arranged and
Infrabasal plate, is arranged at the backlight module of described lower substrate, be arranged at described upper substrate, infrabasal plate and
Housing outside backlight module, is arranged at described upper substrate and the shading element of infrabasal plate side, and arranges
Shading rubber belt between described backlight module and infrabasal plate, described shading rubber belt sticks in described backlight module
On, it is characterised in that described shading element processing unit (plant) includes: conveyer belt, is arranged on described conveyer belt
Baffle plate track, and be arranged at the applying device of described baffle plate track side.
2. shading element processing unit (plant) as claimed in claim 1, it is characterised in that described applying device bag
Include roller and for supporting the support of described roller.
3. shading element processing unit (plant) as claimed in claim 1, it is characterised in that described shading element adds
Frock is put and is also included being arranged at the air-dry apparatus above described conveyer belt.
4. shading element processing unit (plant) as claimed in claim 1, it is characterised in that described shading element adds
Frock is put has two applying devices, lays respectively at the both sides of described baffle plate track.
5. shading element processing unit (plant) as claimed in claim 1, it is characterised in that described shading element position
In described upper substrate and the left and right sides of infrabasal plate.
6. shading element processing unit (plant) as claimed in claim 1, it is characterised in that described shading element position
In described upper substrate and the side of infrabasal plate.
7. shading element processing unit (plant) as claimed in claim 1, it is characterised in that described shading element is
One or more in black ink, shading rubber belt, metal or metal-oxide.
8. shading element processing unit (plant) as claimed in claim 1, it is characterised in that described liquid crystal display fills
Put the upper polaroid also including being arranged at above described upper substrate and be arranged at the lower polarisation of lower substrate
Sheet.
9. shading element processing unit (plant) as claimed in claim 1, it is characterised in that described housing also includes
One extension, described extending part in the top of described upper substrate marginal area, described extension with described on
There is between substrate space.
10. shading element processing unit (plant) as claimed in claim 9, it is characterised in that described liquid crystal display
Device also includes the extension shading element being arranged between described extension and upper substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110391726.9A CN103135264B (en) | 2011-11-30 | 2011-11-30 | Shading element processing unit (plant) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110391726.9A CN103135264B (en) | 2011-11-30 | 2011-11-30 | Shading element processing unit (plant) |
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| Publication Number | Publication Date |
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| CN103135264A CN103135264A (en) | 2013-06-05 |
| CN103135264B true CN103135264B (en) | 2016-10-26 |
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| CN201110391726.9A Active CN103135264B (en) | 2011-11-30 | 2011-11-30 | Shading element processing unit (plant) |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105204672A (en) * | 2014-05-30 | 2015-12-30 | 宸鸿科技(厦门)有限公司 | Touch display equipment and manufacturing method thereof |
| CN104536191B (en) * | 2014-12-30 | 2017-08-25 | 深圳市华星光电技术有限公司 | Liquid crystal panel and liquid crystal display device |
| KR102170123B1 (en) * | 2016-12-14 | 2020-10-26 | 주식회사 엘지화학 | Waveguide having light shielding and manufacturing method for the same |
| CN106681048A (en) * | 2017-01-19 | 2017-05-17 | 京东方科技集团股份有限公司 | Display module and preparation method thereof and liquid crystal displayer |
| CN107015397B (en) * | 2017-03-24 | 2020-08-11 | 惠科股份有限公司 | Display panel and display device |
| CN107132687B (en) * | 2017-07-07 | 2020-03-10 | 京东方科技集团股份有限公司 | Array substrate, preparation method, liquid crystal display panel and display device |
| CN109117413A (en) * | 2018-06-26 | 2019-01-01 | 深圳市骏达光电股份有限公司 | Cover board of E-book reader and preparation method thereof |
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| CN1392440A (en) * | 2001-06-19 | 2003-01-22 | 株式会社日立制作所 | Liquid crystal display device |
| CN1909203A (en) * | 2005-08-04 | 2007-02-07 | 爱德牌工程有限公司 | Clamping device, substrate transmitting device, and on-line fpd automatic optical detection device |
| CN101038388A (en) * | 2006-03-17 | 2007-09-19 | Lg.菲利浦Lcd株式会社 | System for manufacturing liquid crystal display panel and liquid crystal display panel using the same |
| CN102122095A (en) * | 2011-03-22 | 2011-07-13 | 友达光电股份有限公司 | Liquid crystal display device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602004026420D1 (en) * | 2003-02-18 | 2010-05-20 | Asahi Breweries Ltd | COATING DEVICE |
| CN101866069A (en) * | 2009-04-17 | 2010-10-20 | 群康科技(深圳)有限公司 | Display device |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392440A (en) * | 2001-06-19 | 2003-01-22 | 株式会社日立制作所 | Liquid crystal display device |
| CN1909203A (en) * | 2005-08-04 | 2007-02-07 | 爱德牌工程有限公司 | Clamping device, substrate transmitting device, and on-line fpd automatic optical detection device |
| CN101038388A (en) * | 2006-03-17 | 2007-09-19 | Lg.菲利浦Lcd株式会社 | System for manufacturing liquid crystal display panel and liquid crystal display panel using the same |
| CN102122095A (en) * | 2011-03-22 | 2011-07-13 | 友达光电股份有限公司 | Liquid crystal display device |
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| CN103135264A (en) | 2013-06-05 |
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