CN105572791A - Composite light guide board and backlight module with same - Google Patents
Composite light guide board and backlight module with same Download PDFInfo
- Publication number
- CN105572791A CN105572791A CN201610051909.9A CN201610051909A CN105572791A CN 105572791 A CN105572791 A CN 105572791A CN 201610051909 A CN201610051909 A CN 201610051909A CN 105572791 A CN105572791 A CN 105572791A
- Authority
- CN
- China
- Prior art keywords
- light guide
- layer
- guide plate
- guide board
- prisms
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
-
- 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
- G02F1/133602—Direct backlight
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention provides a composite light guide board and a backlight module with same. The manufacturing method for the composite light guide board comprises the following steps of (1) providing a light guide board; (2) laying a first UV layer in which diffusion particles are mixed on the upper surface of the light guide board, and forming a diffusion layer through solidification caused by ultraviolet ray irradiation; and (3) laying a second UV layer on the diffusion layer, wherein after a surface prism is manufactured through a template roller sawtooth-shaped structure, performing ultraviolet ray irradiation on the second UV layer for realizing solidification. The manufacturing method of the composite light guide board has advantages of effectively simplifying the manufacture process of the light guide board, realizing integral forming of the composite light guide board, further improving light emitting efficiency and greatly improving assembling efficiency of the backlight module.
Description
Technical field
The present invention relates to a kind of combined light guide board and the manufacture method thereof that are applicable to provide light source backlight, relate to a kind of combined light guide board and the backlight module thereof that are applicable to liquid crystal panel backlight use specifically.
Background technology
Existing backlight module, comprising: light source, light guide plate, reflection, diffusion, add lustre to up and down.Light source luminescent enters light guide plate, utilize the reflection diffused light source of bottom surface of light guide plate simultaneously, ray guidance is carried out to light guide plate upper surface by light guide plate, at utilization diffusion and the enhancing optical quality that adds lustre to up and down, its processing procedure of existing back light module unit structure needs to adopt multilayer mode side by side, just can have luminous effect.If can prism, reflection are arranged in light guide plate, can significantly reduce the required number of plies, while improving luminescence efficiency, also can improve organizational efficiency.
Summary of the invention
For solving above-mentioned the deficiencies in the prior art, the invention provides a kind of manufacture method of combined light guide board, the manufacture method of described combined light guide board effectively can simplify the processing procedure mode of light guide plate, enable the assemblies such as light guide plate, diffusion and prismatic lens one-body molded, significantly reduce costs, and simplify the assembling procedure of backlight module, improve packaging efficiency.
For achieving the above object, the invention provides the manufacture method of combined type road tabula rasa, the manufacture method of described composite light guide plate comprises: (A) provides a kind of light guide plate substrate, and light guide plate lower surface has multiple microstructure; (B) lay the UV layer of ground floor mixing diffusion particle at the upper surface of described light guide plate, and solidify to form diffusion layer by UV light irradiates; (C) on diffusion layer, lay second layer UV layer; (D) after the 2nd UV layer processes surface prism by mould roller laciniation, UV light irradiates solidify to form lower layers of prisms.
Preferably, described manufacturing step also comprises: (E) lays third layer UV layer in lower layers of prisms; (F) the 3rd UV layer to process after surface prism layers of prisms on UV light irradiates curing molding by mould roller laciniation.
Present invention provides a kind of backlight module, it comprises combined light guide board provided by the invention.
Beneficial effect of the present invention:
Backlight module provided by the invention, diffusion particle layer illumination curing is added by UV, and illumination curing after the processing of UV layer mould roller, make light guide plate, diffusion layer and lower layers of prisms or light guide plate, diffusion layer, lower layers of prisms and upper layers of prisms one-body molded, the light guide plate of integrating traditional, diffusion layer and each assembly independence multilayer of layers of prisms building form side by side, significantly reduce costs, and simplify the assembling procedure of backlight module, improve packaging efficiency and optical quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing backlight module.
The structural representation of the composite light guide plate that Fig. 2 provides for the embodiment of the present invention.
The method for making process flow diagram of the composite light guide plate that Fig. 3 provides for the embodiment of the present invention.
The structural representation of another composite light guide plate that Fig. 4 provides for the embodiment of the present invention.
The method for making process flow diagram of another composite light guide plate that Fig. 5 provides for the embodiment of the present invention.
Embodiment
Now by embodiment mode by reference to the accompanying drawings the present invention made and further annotate explanation.
The structural representation of the backlight module that Fig. 2 provides for the embodiment of the present invention, as shown in Figure 2, in the present embodiment, this composite light guide plate comprises light guide base plate 1, diffusion layer 2, lower layers of prisms 3 and upper layers of prisms 4, described light guide base plate 1, diffusion layer 2 and lower layers of prisms 3 are one-body molded.
The method for making process flow diagram of the composite light guide plate that Fig. 3 provides for the embodiment of the present invention, as shown in Figure 2, the manufacture method of composite light guide plate comprises: (A) provides a kind of light guide plate substrate, and light guide plate lower surface has multiple microstructure; (B) lay the UV layer of ground floor mixing diffusion particle at the upper surface of described light guide plate, and solidify to form diffusion layer by UV light irradiates; (C) on diffusion layer, lay second layer UV layer; (D) after the 2nd UV layer processes surface prism by mould roller laciniation, UV light irradiates solidify to form lower layers of prisms.
The present invention provides the manufacture method of the second combined light guide board and the second combined light guide board simultaneously, with reference to figure 4 and Fig. 5, as shown in Figure 5, the manufacture method of composite light guide plate comprises: (A) provides a kind of light guide plate substrate, and light guide plate lower surface has multiple microstructure; (B) lay the UV layer of ground floor mixing diffusion particle at the upper surface of described light guide plate, and solidify to form diffusion layer by UV light irradiates; (C) on diffusion layer, lay second layer UV layer; (D) after the 2nd UV layer processes surface prism by mould roller laciniation, UV light irradiates solidify to form lower layers of prisms; (E) in lower layers of prisms, third layer UV layer is laid; (F) the 3rd UV layer to process after surface prism layers of prisms on UV light irradiates curing molding by mould roller laciniation.
Therefore, backlight module provided by the invention, diffusion particle layer illumination curing is added by UV, and illumination curing after the processing of UV layer mould roller, make light guide plate, diffusion layer and lower layers of prisms or light guide plate, diffusion layer, lower layers of prisms and upper layers of prisms one-body molded, the light guide plate of integrating traditional, diffusion layer and each assembly independence multilayer of layers of prisms building form side by side, significantly reduce costs, and simplify the assembling procedure of backlight module, improve packaging efficiency and optical quality.
Below be only the specific embodiment of the present invention; not any pro forma restriction is done to the present invention; every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations, combination or modification, all still belong to the protection domain of technical solution of the present invention.
Claims (6)
1. a manufacture method for composite light guide plate, is characterized in that, the manufacture method of described combined light guide board comprises the following steps:
(A) provide a kind of light guide plate substrate, light guide plate lower surface has multiple microstructure;
(B) lay the UV layer of ground floor mixing diffusion particle at the upper surface of described light guide plate, and solidify to form diffusion layer by UV light irradiates;
(C) on diffusion layer, lay second layer UV layer;
(D) after the 2nd UV layer processes surface prism by mould roller laciniation, UV light irradiates solidify to form lower layers of prisms.
2. the manufacture method of a kind of combined light guide board as claimed in claim 1, is characterized in that, also comprises the following steps: after described (D)
(E) in lower layers of prisms, third layer UV layer is laid;
(F) the 3rd UV layer to process after surface prism layers of prisms on UV light irradiates curing molding by mould roller laciniation.
3. a combined light guide board, is characterized in that, described combined light guide board comprises;
One light guide plate substrate, the lower surface of described light guide plate substrate has multiple microstructure;
One diffusion layer, it is shaping by UV light irradiates that the UV layer of described mixing diffusion particle lays described light guide plate upper surface;
Layers of prisms once, described second layer UV layer is laid with described diffusion layer upper surface and is processed UV light irradiates curing molding after surface prism through mould roller laciniation; And
Layers of prisms on one, described third layer UV layer is laid with described diffusion layer upper surface and is processed UV light irradiates curing molding after surface prism through mould roller laciniation,
Wherein, described light guide plate substrate, described diffusion layer and described lower layers of prisms are one-body molded.
4. have a backlight module for combined light guide board, it is characterized in that, described backlight module comprises a kind of combined light guide board as claimed in claim 3.
5. a combined light guide board, is characterized in that, described combined light guide board comprises;
One light guide plate substrate, the lower surface of described light guide plate substrate has multiple microstructure;
One diffusion layer, it is shaping by UV light irradiates that the UV layer of described mixing diffusion particle lays described light guide plate upper surface;
Layers of prisms once, described second layer UV layer is laid with described diffusion layer upper surface and is processed UV light irradiates curing molding after surface prism through mould roller laciniation;
Wherein, described light guide plate, described diffusion layer and described lower layers of prisms are one-body molded.
6. have a backlight module for combined type road tabula rasa, it is characterized in that, described backlight module comprises a kind of combined light guide board as claimed in claim 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610051909.9A CN105572791A (en) | 2016-01-27 | 2016-01-27 | Composite light guide board and backlight module with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610051909.9A CN105572791A (en) | 2016-01-27 | 2016-01-27 | Composite light guide board and backlight module with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105572791A true CN105572791A (en) | 2016-05-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610051909.9A Pending CN105572791A (en) | 2016-01-27 | 2016-01-27 | Composite light guide board and backlight module with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105572791A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842777A (en) * | 2016-05-31 | 2016-08-10 | 中航华东光电有限公司 | Micro-edge light guide structural member capable of improving luminous efficiency and eliminating hotspot phenomenon, preparation method of structural member and backlight module group |
| CN108051949A (en) * | 2017-12-28 | 2018-05-18 | 重庆市中光电显示技术有限公司 | A kind of sidelight type backlight module |
| CN111048995A (en) * | 2019-12-26 | 2020-04-21 | 常州纵慧芯光半导体科技有限公司 | Laser and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101216573A (en) * | 2008-01-17 | 2008-07-09 | 陈林森 | Combined light guide board and preparation method |
| CN202177719U (en) * | 2011-08-19 | 2012-03-28 | 北京京东方光电科技有限公司 | Light guide plate, backlight comprising same, liquid crystal display panel and liquid crystal display |
| CN202421530U (en) * | 2012-01-17 | 2012-09-05 | 京东方科技集团股份有限公司 | Light guide board, backlight module and liquid crystal display |
| CN102955193A (en) * | 2011-08-17 | 2013-03-06 | 锦明实业股份有限公司 | Composite light guide plate, manufacturing method thereof and backlight module with composite light guide plate |
| CN203204187U (en) * | 2012-12-21 | 2013-09-18 | 深圳市康冠技术有限公司 | Backlight source and light guide plate structure thereof |
-
2016
- 2016-01-27 CN CN201610051909.9A patent/CN105572791A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101216573A (en) * | 2008-01-17 | 2008-07-09 | 陈林森 | Combined light guide board and preparation method |
| CN102955193A (en) * | 2011-08-17 | 2013-03-06 | 锦明实业股份有限公司 | Composite light guide plate, manufacturing method thereof and backlight module with composite light guide plate |
| CN202177719U (en) * | 2011-08-19 | 2012-03-28 | 北京京东方光电科技有限公司 | Light guide plate, backlight comprising same, liquid crystal display panel and liquid crystal display |
| CN202421530U (en) * | 2012-01-17 | 2012-09-05 | 京东方科技集团股份有限公司 | Light guide board, backlight module and liquid crystal display |
| CN203204187U (en) * | 2012-12-21 | 2013-09-18 | 深圳市康冠技术有限公司 | Backlight source and light guide plate structure thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842777A (en) * | 2016-05-31 | 2016-08-10 | 中航华东光电有限公司 | Micro-edge light guide structural member capable of improving luminous efficiency and eliminating hotspot phenomenon, preparation method of structural member and backlight module group |
| CN108051949A (en) * | 2017-12-28 | 2018-05-18 | 重庆市中光电显示技术有限公司 | A kind of sidelight type backlight module |
| CN111048995A (en) * | 2019-12-26 | 2020-04-21 | 常州纵慧芯光半导体科技有限公司 | Laser and preparation method thereof |
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Application publication date: 20160511 |
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