CN110133908A - A kind of the modularized production method and its structure of liquid crystal display television optical element - Google Patents
A kind of the modularized production method and its structure of liquid crystal display television optical element Download PDFInfo
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- CN110133908A CN110133908A CN201910287828.2A CN201910287828A CN110133908A CN 110133908 A CN110133908 A CN 110133908A CN 201910287828 A CN201910287828 A CN 201910287828A CN 110133908 A CN110133908 A CN 110133908A
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- film layer
- optical film
- diffusion barrier
- reflectance coating
- edge
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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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides the modularized production method and its structure of a kind of liquid crystal display television optical element, forms optical film layer comprising steps of lower diffusion barrier, increment film and upper diffusion barrier are stacked from bottom to up;The edge of a line of reflectance coating and the edge of optical film layer a line are sutured;Reflectance coating after suture is placed on light guide plate with optical film layer, reflectance coating and optical film layer is made to be located at the two sides of light guide plate.Light guide plate, reflector plate and optical diaphragm can be made to form pass part module and optimize structure space so as to avoid many and diverse fixed structure inside tv shell, the interval time between substep assembly is avoided, improve production efficiency.
Description
Technical field
The present invention relates to LCD TV part field more particularly to a kind of module metaplasias of liquid crystal display television optical element
Production method and its structure.
Background technique
Backlight module is one of the key part and component of panel of LCD, and function is well-off brightness and distribution
Uniform light source, enables liquid crystal display normally to show image.Light source, light guide plate, reflector plate, optical diaphragm constitute liquid crystal
Show the backlight module of device.When the light that light source issues is irradiated on liquid crystal display panel, light can first pass through lower polarizing film and appear upwards,
Light can be changed polarization direction according to the mechanism of oneself this when by different liquid crystal display panels.Following light contacts are to colored
Optical filter generates color, is finally incident on upper polarizer.After by liquid crystalline transition polarization direction, there is some light that can be emitted,
There is part that can be absorbed.Each pixel can determine the intensity of emergent ray respectively on entire liquid crystal display panel.To generate
Image.
In current backlight module, light guide plate, reflector plate and optical diaphragm are adopted during being assembled into mould group
With being bonded from level to level, or on the shell of television set, substep is installed from level to level, on tv shell step by step assembly so that TV
Casing body needs that position setting is fixed for light guide plate, reflector plate, optical diaphragm, to need in limited television housing
Increase fixed structure in space, cause television housing space interior structure many and diverse, while substep assembly generates assembly interval time,
The production time is wasted in assembling process, reduces production efficiency.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the above drawbacks of the prior art, providing a kind of liquid crystal display television
The modularized production method and its structure of optical element can be such that light guide plate, reflector plate and optical diaphragm is formed and close part module,
So as to avoid many and diverse fixed structure inside tv shell, structure space is optimized, between avoiding between substep assembly
Every the time, production efficiency is improved.
The technical proposal for solving the technical problem of the invention is as follows:
A kind of modularized production method of liquid crystal display television optical element, comprising steps of
Lower diffusion barrier, increment film and upper diffusion barrier are stacked from bottom to up and form optical film layer;
The edge of a line of reflectance coating and the edge of optical film layer a line are sutured;
Reflectance coating after suture is placed on light guide plate with optical film layer, reflectance coating and optical film layer is made to be located at light guide plate
Two sides.
Further, described stack lower diffusion barrier, increment film from bottom to up with upper diffusion barrier forms the specific of optical film layer
Step are as follows:
Lower diffusion barrier, brightness enhancement film, upper diffusion barrier are disposed as coiled strip and are placed on automatic unreeling machine;
Lower diffusion barrier coiled strip, brightness enhancement film coiled strip, upper diffusion barrier coiled strip are unreeled automatically and synchronous stack forms light from bottom to up
Learn film layer;
The specific steps that the edge of a line by reflectance coating and the edge of optical film layer a line suture are as follows:
Reflectance coating is set as coiled strip and is placed on automatic unreeling machine and synchronizes with optical film layer coiled strip to unreel;
Automatic sewing machine carries out automatic sewing to the crimping and optical film layer crimping of reflectance coating.
Further, the step sutured at the edge of a line by reflectance coating and the edge of optical film layer a line
In rapid, the width of the radiation film, the optical film layer width with video screen to be used diaphragm it is highly equal.
Further, the step of edge of a line by reflectance coating and the edge of optical film layer a line are sutured
It further comprises the steps of: later
Referring to video screen to be used diaphragm width, the diaphragm length after suture is cut.
Further, described stack lower diffusion barrier, increment film from bottom to up with upper diffusion barrier forms the specific of optical film layer
Step are as follows:
Lower diffusion barrier, increment film and upper diffusion barrier are cut, cut size be set as video screen to be used film
Chip size;
The lower diffusion barrier cut, brightness enhancement film, upper diffusion barrier are stacked from bottom to up and form optical film layer;
The specific steps that the edge of a line by reflectance coating and the edge of optical film layer a line suture are as follows:
Reflectance coating is cut, cut size be set as video screen to be used diaphragm size;
Automatic sewing machine carries out automatic sewing to the edge and optical film layer edge of reflectance coating.
Further, the step sutured at the edge of a line by reflectance coating and the edge of optical film layer a line
In rapid, it is located at the thickness that the distance between two sewing holes opposite on optical film layer and reflectance coating are greater than or equal to light guide plate
Degree.
Further, the step sutured at the edge of a line by reflectance coating and the edge of optical film layer a line
In rapid, the sewing thread used is sutured as wear-resisting sewing thread.
Further, it is placed on light guide plate in the reflectance coating by after suture and optical film layer, makes reflectance coating and optics
Film layer is located at the specific steps of the two sides of light guide plate are as follows:
Light guide plate is lain in into the optical film layer surface;
Fold reflector plate makes the reflector plate be covered on light guide plate surface.
A kind of modular construction of liquid crystal display television optical element, include by lower diffusion barrier, increment film and upper diffusion barrier from
Under optical film layer made of supreme stacking, be laid on the light guide plate of optical film layer upper surface, the reflectance coating being laid on light guide plate,
Sewing thread on the interspersed edge for being connected to the optical film layer and described reflectance coating one side.
Further, the sewing thread subsection setup, the sewing thread of segmentation is along lineal layout.
Beneficial effect using the above scheme is: a kind of modularized production of liquid crystal display television optical element proposed by the present invention
Each diaphragm is formed optical element module by new process by method and its structure, by lower diffusion barrier, increment film and upper diffusion barrier with
An entirety is formed after reflectance coating suture to be clipped in the middle position light guide plate, optical element module is formed, during assembling TV
It realizes that the installation realization to optical element settles at one go, so as to avoid many and diverse fixed structure inside tv shell, optimizes
Structure space avoids the interval time between substep assembly, improves production efficiency.
Detailed description of the invention
Fig. 1 is a kind of flow chart of embodiment of the modularized production method of liquid crystal display television optical element of the present invention.
Fig. 2 is the flow chart of another embodiment of the modularized production method of liquid crystal display television optical element of the present invention.
Fig. 3 is a kind of flow chart of preferred embodiment of the modularized production method of liquid crystal display television optical element of the present invention.
Fig. 4 is the process of another preferred embodiment of the modularized production method of liquid crystal display television optical element of the present invention
Figure.
Fig. 5 is the structural schematic diagram in a kind of modularized production method of liquid crystal display television optical element of the present invention.
Fig. 6 is the portion the A enlarged drawing of Fig. 5.
Fig. 7 is a kind of structural schematic diagram of the modular construction of liquid crystal display television optical element of the present invention.
In figure: 100, optical film layer;110, lower diffusion barrier;120, increment film;130, upper diffusion barrier;200, light guide plate;
300, reflectance coating;400, sewing thread.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer and more explicit, right as follows in conjunction with drawings and embodiments
The present invention is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and do not have to
It is of the invention in limiting.
Fig. 1 is a kind of flow chart of embodiment of the modularized production method of liquid crystal display television optical element of the present invention;Fig. 2 is
The flow chart of another embodiment of the modularized production method of liquid crystal display television optical element of the present invention;Fig. 3 is liquid crystal electricity of the present invention
Depending on a kind of flow chart of preferred embodiment of the modularized production method with optical element;Fig. 4 is liquid crystal display television optics of the present invention
The flow chart of another preferred embodiment of the modularized production method of part;Fig. 5 is a kind of liquid crystal display television optical element of the present invention
Modularized production method in structural schematic diagram;Fig. 6 is the portion the A enlarged drawing of Fig. 5;Fig. 7 is a kind of liquid crystal display television of the present invention
The structural schematic diagram of the modular construction of optical element.
As shown in Figure 1, a kind of modularized production method of liquid crystal display television optical element, includes following steps:
Step S100, lower diffusion barrier, increment film and upper diffusion barrier are stacked from bottom to up and forms optical film layer.
Specific implementation process are as follows: as shown in Figure 5, Figure 6, lower diffusion barrier 110 is located at lowest level, in the upper of lower diffusion barrier 110
Increment film 120 is set on surface, upper diffusion barrier 130 is set on the surface of increment film 120, forms light to stack from bottom to up
Film layer 100 is learned, when stacking, trilamellar membrane at least flushes on one side.To be easy to process, lower diffusion barrier 110, increment film 120 with it is upper
An equal amount of film can be used in diffusion barrier 130, flushes four Bian Junneng, can be convenient for mass production using uniform sizes, same
Standardized production and improve production efficiency.
Step S200, the edge of a line of reflectance coating and the edge of optical film layer a line are sutured.
Specific implementation process are as follows: as shown in Figure 5, Figure 6, a line of reflectance coating 300 and a line pair of optical film layer 100
Together, and the edge on the side is affixed or there are minim gap, passes through sewing device being aligned to reflectance coating 300 and optical film layer 100
Edge is sutured, along the entire alignment uniform cabling in edge in sewing process, as shown in fig. 7, the seam in preferred the present embodiment
Line 400 of threading is using segmentation cabling, that is, one section of interval sutures again after suturing one section, material is being saved in this way, while accelerating frequency
Also guarantee suture strength.
The sewing thread used is sutured as wear-resisting sewing thread, such as nylon wire or metal wire, generates friction clast to prevent from shaking,
So as to cause the scuffing of each film surface, quality problems are generated.
Step S300, the reflectance coating after suture is placed on light guide plate with optical film layer, makes reflectance coating and optical film layer
It is located at the two sides of light guide plate.
As shown in Fig. 2, detailed process are as follows:
Step S310, light guide plate is lain in into the optical film layer surface.
Step S320, fold reflector plate makes the reflector plate be covered on light guide plate surface.
Wherein, as shown in Figure 6, Figure 7, optical film layer 100 and reflectance coating 300 form an entirety after suturing, light guide plate
200 by turning down the position that can be clipped in the middle, so that the optical element of one group of LCD TV is conveniently formed, in bank of televisions
Entire optical element can be mounted directly when dress inside television cabin.
In sewing process, opposite suture location can generate sewing hole on optical film layer and reflectance coating, be located at optics
The distance between two opposite sewing holes (such as figure dimension D) are greater than or equal to the thickness of light guide plate in film layer and reflectance coating.This
Sample hang over optical film layer and reflectance coating can just on light guide plate.
Therefore, a kind of modularized production method of liquid crystal display television optical element generates liquid crystal display television optics through the invention
Part module, optical element module form one whole and lead after suturing by lower diffusion barrier, increment film with upper diffusion barrier and reflectance coating
Tabula rasa is clipped in the middle position, realizes that the installation realization to optical element settles at one go, during assembling TV so as to avoid electricity
Depending on many and diverse fixed structure of machine enclosure interior, structure space is optimized, the interval time between substep assembly is avoided, improves
Production efficiency.
As shown in figure 3, a kind of preferred embodiment of the invention are as follows:
Lower diffusion barrier, increment film and upper diffusion barrier are stacked to the specific steps for forming optical film layer from bottom to up are as follows:
Step S111, lower diffusion barrier, brightness enhancement film, upper diffusion barrier are disposed as coiled strip and are placed on automatic unreeling machine;
Step S112, lower diffusion barrier coiled strip, brightness enhancement film coiled strip, upper diffusion barrier coiled strip unreel automatically and synchronize heap from bottom to up
It is folded to form optical film layer.
Wherein, by the synchronous turnup of automatic unreeling machine, enable that diffusion barrier, brightness enhancement film, upper diffusion barrier is automatic laminated and is formed
Optical film layer realizes automatic operation, reduces manual labor, increases production efficiency.
The specific steps that the edge of a line by reflectance coating and the edge of optical film layer a line suture are as follows:
Step S211, reflectance coating is set as coiled strip and is placed on automatic unreeling machine and synchronizes with optical film layer coiled strip to unreel;
Step S212, automatic sewing machine carries out automatic sewing to the crimping and optical film layer crimping of reflectance coating.
Wherein, by lower diffusion barrier coiled strip, brightness enhancement film coiled strip, upper diffusion barrier coiled strip and reflectance coating coiled strip synchronize unreel after
Automatic sewing machine carries out automatic sewing, realizes that program to the automation control of technical process, can be mass-produced after primary debugging,
It improves efficiency, reduces cost.
In process of production, the width and video screen to be used of the width of the radiation film, the optical film layer
Diaphragm height it is equal, the diaphragm of the web width formed in this way and video screen to be used highly equal, the light processed
The size that part module only needs to cut length direction is learned, is divided after the completion of to be stapled by the width of the diaphragm of video screen to be used
Coiled strip is cut, does not need again to cut web width, realizes and saves process time, improves processing efficiency.
Step S213, referring to video screen to be used diaphragm width, the diaphragm length after suture is cut.
Wherein, the diaphragm of video screen, which is pressed, uses attribute, both sides respectively height and width, and the two of corresponding coiled strip
While being respectively width and length.
Through the above steps, suture can be automated and cut optical film layer and reflectance coating, raising processing efficiency, but equipment
And site requirements is relatively high.
As shown in figure 4, second of preferred embodiment of the invention are as follows:
It is described that lower diffusion barrier, increment film and upper diffusion barrier are stacked to the specific steps for forming optical film layer from bottom to up are as follows:
Step S121, lower diffusion barrier, increment film and upper diffusion barrier are cut, cut size is set as institute's TV to be used
The diaphragm size of screen;
Step S122, the lower diffusion barrier cut, brightness enhancement film, upper diffusion barrier are stacked from bottom to up and forms optical film layer;
Wherein, it is stacked after in advance being cut lower diffusion barrier, increment film with upper diffusion barrier, forms optical film layer.
The specific steps that the edge of a line by reflectance coating and the edge of optical film layer a line suture are as follows:
Step S221, reflectance coating is cut, cut size be set as video screen to be used diaphragm size;
Step S222, automatic sewing machine carries out automatic sewing to the edge and optical film layer edge of reflectance coating.
Specific implementation process are as follows: make optical film layer, reflectance coating be cut into video screen to be used diaphragm size
Consistent diaphragm, then automatic sewing is carried out to one side edge.It can be directly hung on light guide plate after making suture, to complete mould
Block metaplasia produces.Program the degree of automation is relatively low, but scrap build and site requirements be not high, is more conform with existing practical item
Part is more applicable in.
As shown in Fig. 5, Fig. 6, Fig. 7, the present invention also provides a kind of modular construction of liquid crystal display television optical element, optical elements
The structure of module is process by the above method, include by lower diffusion barrier 110, increment film 120 and upper diffusion barrier 130 under
Optical film layer 100 made of supreme stacking is laid on the light guide plate 200 of 100 upper surface of optical film layer, is laid on light guide plate 200
On reflectance coating 300, it is interspersed to be connected to the optical film layer 100 and the sewing thread on the edge on described 300 one side of reflectance coating
400。
400 subsection setup of sewing thread, the sewing thread of segmentation is along lineal layout;Material can be saved in this way, improve production
Efficiency.
In conclusion the modularized production method and its structure of a kind of liquid crystal display television optical element proposed by the present invention,
Each diaphragm forms optical element module by new process, passes through shape after lower diffusion barrier, increment film and upper diffusion barrier and reflectance coating suture
Light guide plate is clipped in the middle position at an entirety, forms optical element module, realization is to optical element during assemble TV
Installation is realized and is settled at one go, so as to avoid many and diverse fixed structure inside tv shell, is optimized structure space, is avoided
Interval time between substep assembly, improve production efficiency.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (10)
1. a kind of modularized production method of liquid crystal display television optical element, which is characterized in that comprising steps of
Lower diffusion barrier, increment film and upper diffusion barrier are stacked from bottom to up and form optical film layer;
The edge of a line of reflectance coating and the edge of optical film layer a line are sutured;
Reflectance coating after suture is placed on light guide plate with optical film layer, reflectance coating and optical film layer is made to be located at light guide plate
Two sides.
2. the modularized production method of liquid crystal display television optical element according to claim 1, it is characterised in that: it is described will under
Diffusion barrier, increment film and upper diffusion barrier stack the specific steps for forming optical film layer from bottom to up are as follows:
Lower diffusion barrier, brightness enhancement film, upper diffusion barrier are disposed as coiled strip and are placed on automatic unreeling machine;
Lower diffusion barrier coiled strip, brightness enhancement film coiled strip, upper diffusion barrier coiled strip are unreeled automatically and synchronous stack forms light from bottom to up
Learn film layer;
The specific steps that the edge of a line by reflectance coating and the edge of optical film layer a line suture are as follows:
Reflectance coating is set as coiled strip and is placed on automatic unreeling machine and synchronizes with optical film layer coiled strip to unreel;
Automatic sewing machine carries out automatic sewing to the crimping and optical film layer crimping of reflectance coating.
3. the modularized production method of liquid crystal display television optical element according to claim 2, it is characterised in that: incited somebody to action described
In the step of edge of a line of reflectance coating and the edge of optical film layer a line are sutured, the width of the radiation film,
The width of the optical film layer with video screen to be used diaphragm height it is equal.
4. the modularized production method of liquid crystal display television optical element according to claim 3, it is characterised in that: it is described will be anti-
It is further comprised the steps of: after the step of edge at the edge and optical film layer a line of penetrating a line of film is sutured
Referring to video screen to be used diaphragm width, the diaphragm length after suture is cut.
5. the modularized production method of liquid crystal display television optical element according to claim 1, it is characterised in that: it is described will under
Diffusion barrier, increment film and upper diffusion barrier stack the specific steps for forming optical film layer from bottom to up are as follows:
Lower diffusion barrier, increment film and upper diffusion barrier are cut, cut size be set as video screen to be used film
Chip size;
The lower diffusion barrier cut, brightness enhancement film, upper diffusion barrier are stacked from bottom to up and form optical film layer;
The specific steps that the edge of a line by reflectance coating and the edge of optical film layer a line suture are as follows:
Reflectance coating is cut, cut size be set as video screen to be used diaphragm size;
Automatic sewing machine carries out automatic sewing to the edge and optical film layer edge of reflectance coating.
6. the modularized production method of liquid crystal display television optical element according to claim 1, it is characterised in that: incited somebody to action described
In the step of edge of a line of reflectance coating and the edge of optical film layer a line are sutured, be located at optical film layer with
The distance between two opposite sewing holes are greater than or equal to the thickness of light guide plate on reflectance coating.
7. the modularized production method of liquid crystal display television optical element according to claim 1, it is characterised in that: incited somebody to action described
In the step of edge of a line of reflectance coating and the edge of optical film layer a line are sutured, suture the sewing thread that uses for
Wear-resisting sewing thread.
8. the modularized production method of liquid crystal display television optical element according to claim 1, it is characterised in that: incited somebody to action described
Reflectance coating and optical film layer after suture are placed on light guide plate, and reflectance coating and optical film layer is made to be located at the two sides of light guide plate
Specific steps are as follows:
Light guide plate is lain in into the optical film layer surface;
Fold reflector plate makes the reflector plate be covered on light guide plate surface.
9. a kind of modular construction of liquid crystal display television optical element, it is characterised in that: include by lower diffusion barrier, increment film with it is upper
Optical film layer made of diffusion barrier stacks from bottom to up is laid on the light guide plate of optical film layer upper surface, is laid on light guide plate
Reflectance coating, the sewing thread on the interspersed edge for being connected to the optical film layer and described reflectance coating one side.
10. the modular construction of liquid crystal display television optical element according to claim 9, it is characterised in that: the sewing thread point
Section setting, the sewing thread of segmentation is along lineal layout.
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Application publication date: 20190816 |