CN108227307A - The grasping means of backlight module and backlight module - Google Patents
The grasping means of backlight module and backlight module Download PDFInfo
- Publication number
- CN108227307A CN108227307A CN201810093497.4A CN201810093497A CN108227307A CN 108227307 A CN108227307 A CN 108227307A CN 201810093497 A CN201810093497 A CN 201810093497A CN 108227307 A CN108227307 A CN 108227307A
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- China
- Prior art keywords
- backlight module
- protective film
- lug
- substrate
- manipulator
- 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.)
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Classifications
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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
-
- 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
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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)
- Planar Illumination Modules (AREA)
Abstract
This application discloses a kind of backlight module, including：Substrate；Optical cement is respectively arranged at the top and bottom of substrate；Protective film is attached to by optical cement bonding on substrate, and the direction at edge to the center far from protective film of protective film contact optical cement extends to form lug, and lug is located at outside substrate.Protective film bonding is attached on substrate by the backlight module in the application by setting optical cement in the top and bottom of substrate.When needing to use the backlight module; manipulator adsorbs lug to capture backlight module; since lug is located at outside substrate; therefore when manipulator captures backlight module; the position of protective film only lug deforms upon, and the part that protection film layer is laminated on substrate does not deform upon, so as to avoid gap occur before protective film and substrate; dust or other sundries is caused to enter, and then improves backlight module and shines the problem of bad.The application also provides a kind of grasping means of backlight module.
Description
Technical field
This application involves liquid crystal display device technical field, more particularly to grabbing for a kind of backlight module and backlight module
Take method.
Background technology
For backlight module as a component in liquid crystal display device, backlight module is used to be fitted in the back of display screen,
To provide light source.Before being bonded with display screen, layer protecting film is provided on backlight module, when need by backlight module with it is aobvious
When display screen is bonded, the manipulator on production line acts on protective film to capture backlight module.
Protective film is bonded in by optical cement on backlight module, and at present, smart mobile phone, the frame of the electronic devices such as Ipad is more next
It is narrower, therefore optical cement only is set in the upper and lower ends of backlight module, it is not provided with optical cement in the side of backlight module.In the prior art
Manipulator acts on multiple positions with protective film, and when backlight module is picked up, backlight module is since gravity is far from protection
Film sinks, and causes to form gap between protective film and backlight module, therefore easily by foreign matter entry of backlight module, causing to shine
Effect is bad.
Invention content
The application provides the grasping means of a kind of backlight module and backlight module, can improve backlight module shine it is bad
The problem of.
The application use a technical solution be：A kind of backlight module is provided, including：
Substrate；
Optical cement is respectively arranged at the top and bottom of the substrate；
Protective film is attached on the substrate by optical cement bonding, and the protective film contacts the edge of the optical cement
Lug is extended to form to the direction at the center far from the protective film, the lug is located at outside the substrate.
The application also provides a kind of grasping means of backlight module, includes the following steps：Manipulator absorption backlight film group
Lug is to capture the backlight module.
Protective film bonding is attached to by the backlight module in the application by setting optical cement in the top and bottom of substrate
On substrate.Since the direction at edge to the center far from protective film of protective film contact optical cement extends to form lug, and lug
Outside substrate.Therefore when needing to use the backlight module, manipulator adsorbs lug to capture backlight module, due to convex
Ear is located at outside substrate, therefore when manipulator captures backlight module, the position of protective film only lug deforms upon, protective film
The part being laminated on substrate does not deform upon, so as to avoid occurring gap between protective film and substrate, cause dust or its
He enters sundries, and then improves backlight module and shine the problem of bad.
Description of the drawings
In order to illustrate more clearly of the technical solution in the embodiment of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present application, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structure diagram of one embodiment backlight module of the application；
Fig. 2 is the structure diagram of prior art backlight module；
Fig. 3 is the effect diagram of manipulator crawl backlight module in the prior art；
Fig. 4 is the effect diagram of one embodiment manipulator of the application crawl backlight module；
Fig. 5 is the structure diagram of another embodiment backlight module of the application；
Fig. 6 is the schematic cross-section of backlight module through-thickness in one embodiment of the application；
Fig. 7 is the schematic cross-section of substrate through-thickness in one embodiment of the application；
Fig. 8 is the schematic cross-section of backlight module through-thickness in another embodiment of the application；
Fig. 9 is the effect diagram of another embodiment manipulator crawl backlight module of the prior art；
Figure 10 is the flow diagram of one embodiment of grasping means of the application backlight module；
Figure 11 is the flow diagram of another embodiment of grasping means of the application backlight module.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, the technical solution in the embodiment of the present application is carried out clear, complete
Site preparation describes.It is understood that specific embodiment described herein is only used for explaining the application rather than the limit to the application
It is fixed.It also should be noted that it illustrates only for ease of description, in attached drawing and the relevant part of the application and not all knot
Structure.Based on the embodiment in the application, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall in the protection scope of this application.
Term " first " in the application, " second ", " third " are only used for description purpose, and it is not intended that instruction or dark
Show relative importance or the implicit quantity for indicating indicated technical characteristic." first ", " second ", " are defined as a result,
At least one this feature can be expressed or be implicitly included to three " feature.In the description of the present application, " multiple " be meant that
It is two few, such as two, three etc., unless otherwise specifically defined.The directional instruction of institute is (all in the embodiment of the present application
Such as up, down, left, right, before and after ...) it is only used for explaining the phase under a certain particular pose (as shown in drawings) between each component
To position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith
Become.In addition, term " comprising " and " having " and their any deformations, it is intended that cover non-exclusive include.Such as comprising
The step of process of series of steps or unit, method, system, product or equipment are not limited to list or unit, and
It is optionally to further include the step of not listing or unit or optionally further include for these processes, method, product or equipment
Intrinsic other steps or unit.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the application.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Referring to Fig. 1, the backlight module 100 of the application is used to be fitted in the back of display screen, to provide light source.The backlight mould
Group 100 includes substrate 10, the optical cement 20 being set on substrate and the protective film 30 being attached on substrate 10.
Specifically, substrate 10 is the carrier of the backlight assembly 100, luminescent device and lightguide are provided on substrate 10
Part, for providing light source.Substrate is rectangle, such as Fig. 1, and the left and right sides is long side, and upper and lower both sides are short side, in the present embodiment, light
Glue 20 is respectively arranged at the top and bottom of substrate 10, that is, is located at the position of 10 two short sides of substrate respectively.Substrate 10 pushes up
The optical cement of portion and bottom plays adhesive effect so that the stronger attaching of protective film 30 is on the substrate 10.Protective film 30 passes through light
The bonding of glue 20 attaches on the substrate 10, for protective substrate 10 and the device on substrate 10, avoids falling into dust etc. miscellaneous
Matter and avoid by other articles scraping lead to breakage.Protective film 30 contacts the edge of optical cement 20 to far from protective film 30
Heart direction extends outward to form lug 32, and lug 32 is located at outside substrate 10.
It is the positive structure diagram of prior art backlight module 100a such as Fig. 2, the protective film of backlight module 100a
Lug is not provided on 30a.Such as the effect diagram that Fig. 3 is the backlight module 100a that manipulator captures prior art, machine
When tool hand captures backlight module 100a, manipulator is applied to the active position of the adsorption capacity on protective film 30a (for example, Fig. 2 is drawn
The position of circle) within substrate 10a, it is Chong Die with substrate 10a, easily so that part hair Chong Die with substrate 10a protective film 30a
Raw deformation.Such as Fig. 3, manipulator to the adsorption capacity of protective film 30a towards A directions, simultaneously as the substrate 10a weight of itself,
Sink in (B directions) far from protective film 30a under the action of gravity, protective film 30a is caused to deform upon and is arched upward so that protective film 30a
Gap is formed between substrate 10a, therefore is easily had in foreign matter entry of backlight module 100a, causes illumination effect bad.
Referring also to Fig. 4, using more than the application this structure, when needing to use backlight module 100, machinery
Hand adsorbs lug 32 to capture backlight module 100, and since lug 32 is located at outside substrate 10, backlight module is captured in manipulator
When 100, the position of the only lug 32 of protective film 30 deforms upon and (is tilted towards A directions), since protective film 30 is close to lug 32
Position, that is, be both provided with optical cement 20 positioned at the top and bottom position of substrate 10, optical cement 20 so that protective film 30 at this
Position and substrate 10 are strong bonded, and the adhesive effect that the power of manipulator absorption lug 32 will not get over Gloss Lamination 30 is transferred to protective film
30 parts Chong Die with substrate 10 are transmitted to protective film 30 and the power of 10 lap of substrate is very small, therefore protective film
30 parts being laminated on substrate 10 do not deform upon or deformation quantity is very small, so as to avoid protective film 30 and substrate 10
Occur gap before, dust or other sundries is caused to enter, and then improve backlight module 100 and shine the problem of bad.
Specifically, in different embodiments, the number of lug 32 is not limited, and can be one, two, three, four
It is a or more.It is set with specific reference to the size of protective film 30, protective film 30 is bigger, and the quantity of lug 32 is more, this, which does not do, has
Body limits.
Optionally, in an embodiment, the edge of 30 liang of side contacts optical cements 20 of protective film is to the center far from protective film 30
Direction extends outward to form lug 32.Using such structure, when needing to use backlight module 10, manipulator is simultaneously
The lug 32 of 30 top and bottom of protective film is adsorbed to capture backlight module 100, so as to proportionality action on protective film 30
Active force, the adsorption capacity that manipulator is acted on lug 32 is preferably avoided to be transmitted to the portion Chong Die with substrate 10 of protective film 30
Point.
Optionally, in another embodiment, two or more lugs 32 are by the same lateral edges of protective film 30 far from protection
Film 30 extends centrally out to be formed, as shown in Figure 5.
In one embodiment, 30 both sides of protective film respectively one lug 32 of setting, and two lugs 32 are with the center of protective film 30
It is symmetrical arranged.When so that manipulator adsorbs lug 32 using such structure, the power acted on protective film 30 is more uniformly distributed, more
Adsorption capacity is avoided to be transmitted to the part Chong Die with substrate 10 of protective film 30 well.In other embodiment, two lugs 32 can also
It is symmetrical arranged with the axial line of protective film 30 or asymmetry is set.
In one embodiment, lug 32 is integrally formed on protective film 30, when avoiding manipulator crawl protective film 30, lug 32
Stress comes off.
Optionally, in different embodiments, lug 32 is rectangle, semicircle or other shapes.It as long as can be for machinery
Hand adsorbs, this is not specifically limited.
Further, specifically, in an embodiment, protective film 30 includes matrix 34 and is formed in 34 marginal position of matrix
Lug 32, and the area of matrix 34 is consistent with the area of substrate 10.It can ensure that protective film 30 can cover using such structure
The device on substrate 10 and substrate 10 is covered, the device on substrate 10 and substrate 10 is avoided, which to be scraped by other articles, to be caused to damage
Wound or the impurity such as dust are fallen in the quality of light source for above, influencing the backlight module 100 and being provided.
Optionally, in other embodiment, the area of matrix 34 can also be slightly larger than or be slightly less than the area of substrate 10, this
It is not specifically limited.
Referring to Fig. 6, for the cross-sectional view of one embodiment backlight module thickness direction of the application, the backlight module
Membrane material 12 is also provided on 100, membrane material 12 is between substrate 10 and protective film 30.Specifically, the setting of membrane material 12 is used to match
Luminescent device and leaded light device are closed, the light source that luminescent device is sent out is diffused, reflected or enhanced, so that hair
The point light source or line source that optical device is sent out convert greater area of area source so that the backlight module 100 was provided
Light source is more concentrated, more uniformly, so that the display equipment using the backlight module 100 has better display effect.
Further, optionally, in different embodiments, membrane material 12 can be reflectance coating, diffusion barrier, bright enhancement film and composite membrane
At least one of.
Referring to Fig. 7 and Fig. 8, specifically, in an embodiment, substrate 10 opens up groove 14, and membrane material 12 attaches within grooves 14.
Specifically, membrane material 12 is by position limiting structure or the fixed groove 14 of glue, and since the frame of current existing product is made more
Come narrower, therefore position limiting structure or glue are arranged on the top and bottom of membrane material 12, will not be arranged on the left and right ends of membrane material 12.
Specifically, substrate 10 is smaller in addition to opening up 14 remaining marginal position of groove, and in different embodiments, 14 left and right sides of groove
The thickness of side wall be less than or equal to 01mm, the thickness of groove side wall of both sides about 14 is less than or equal to 0.5mm.In this embodiment,
Optical cement 20 is respectively arranged at the top and bottom of membrane material 12, and protective film 30 is attached to the top of membrane material 12, and wherein optical cement 20 plays
Adhesive effect when avoiding manipulator crawl backlight module 100, is separated between protective film 30 and membrane material 12 and.
Such as Fig. 9, according to the scheme of the prior art, when manipulator captures backlight module 100b, manipulator applies A directions
For adsorption capacity on protective film 30b, the active position of adsorption capacity is Chong Die with substrate 10b within substrate 10b, easily so that protection
Part Chong Die with substrate 10b film 30b deforms upon.Simultaneously as the substrate 10b weight of itself, the effect in gravity B directions
It is lower to sink far from protective film 30b, cause to form gap between protective film 30b and substrate 10b, therefore be easy to cause foreign matter and enter the back of the body
In optical mode group 100b, cause illumination effect bad.Simultaneously because the position limiting structure or glue of membrane material 12b are arranged on the upper of membrane material 12b
The end structure that either lower end the right and left does not limit or glue, therefore in the case where protective film 30b is deformed upon, film
Material 12b is adsorbed and deformed by protective film 30b, and during membrane material 12b is deformed upon, friction can be generated between membrane material 12b, so as to
Membrane material 12b is caused to damage, influences the illumination effect of backlight module 100b.
And the application more than structure is used, the active position of the adsorption capacity of manipulator is the lug 32 of protective film 30, lug
32 are located at except substrate 10, and under the action of optical cement 20, the adsorption capacity that manipulator acts on lug 32 is not transferred to protection
The part Chong Die with substrate 10 of film 30 or the power being passed on are very small, therefore protective film 30 will not deform upon or shape
Variable is very small, therefore membrane material 12 will not deform upon.So the structure backlight module 100 more than be capable of providing it is high-quality
Light source.
Further, in an embodiment, it is recessed to that is to say that membrane material 12 is placed on for the depth of groove 14 and the consistency of thickness of membrane material 12
After slot 14, membrane material 12 just fills up groove 14.Using such structure, enable to protective film 30 that can flatly attach
Be not in fold or recess above substrate 10 and membrane material 12, it being capable of preferably protective substrate 10 and membrane material 12.Other
In embodiment, the thickness of membrane material 12 can also be more bigger than the depth of groove 14 or smaller, this is not specifically limited.
Referring to Figure 10, with reference to Fig. 1, the application also provides a kind of grasping means of backlight module, and the method comprising the steps of
101, it is specific as follows：
101：Manipulator adsorbs the lug 32 of protective film 30 to capture backlight module 100.Due to the work of manipulator adsorption capacity
It is lug 32 with point, and lug 32 is located at except substrate 10, therefore protective film 30 can preferably be avoided to deform upon, specific point
Analysis process is consistent with above example, this is not repeated.
In one embodiment, step 101 is specially：Manipulator adsorbs multiple lugs 32 on protective film 30 to capture the back of the body simultaneously
Optical mode group 100.Relative mechanical hand only captures the mode of the lug 32 of the same side in this way, enables to protective film 30 whole
Body uniform force.
Further, by the lug 32 of manipulator absorption for two, and two lugs 32 with the central symmetry of protective film 30 or
Person is symmetrical with the axial line of protective film 30.Enable to protective film 30 is whole to be more uniformly stressed in this way.
It is the flow diagram of the grasping means of backlight module in another embodiment of the application, including step referring to Figure 11
201 and step 202, wherein：
Step 201：Manipulator adsorbs the lug 32 of protective film 30 to capture backlight module 100.The step and above-mentioned implementation
The step 101 of example is consistent, this is not repeated.
Step 202：Jig captures the lug 32 of protective film 30, and protective film 30 is torn it down from backlight module 100.It adopts
The backlight module 100 of sample more than structure, after step 201, backlight module 100 is transported to the position that will be bonded with display screen
Near, protective film 30 from backlight module 100 is torn it down, is subsequent by the lug 32 of the protective film 30 of jig crawl at this time
Fitting is ready, and jig can avoid jig from rubbing with substrate 10 and/or membrane material 12 through being contacted with lug 32.It can manage
Solution, in different embodiments, jig is used same when can be with another manipulator or with crawl backlight module 100
A manipulator, only manipulator during protective film 30 is torn, with crawl backlight module 100 during used by mode with
And the dynamics applied to lug 32 is different.
The foregoing is merely presently filed embodiments, not thereby limit the scope of the claims of the application, every to utilize this
It is relevant to be directly or indirectly used in other for the equivalent structure or equivalent flow shift that application specification and accompanying drawing content are made
Technical field similarly includes in the scope of patent protection of the application.
Claims (13)
1. a kind of backlight module, which is characterized in that including：
Substrate；
Optical cement is respectively arranged at the top and bottom of the substrate；
Protective film is attached on the substrate by optical cement bonding, and the protective film contacts the edge of the optical cement to remote
The direction at the center from the protective film extends to form lug, and the lug is located at outside the substrate.
2. the backlight module of display panel according to claim 1, which is characterized in that the substrate opens up groove, described
Setting membrane material is attached in groove, the optical cement is respectively arranged at the top and bottom of the membrane material.
3. the backlight module of display panel according to claim 2, which is characterized in that the depth of the groove and the film
The consistency of thickness of material.
4. the backlight module of display panel according to claim 1, which is characterized in that described in two side contacts of protective film
The edge of optical cement extends to form the lug to the direction at the center far from the protective film.
5. the backlight module of display panel according to claim 4, which is characterized in that the protective film both sides respectively setting one
A lug, and two lugs are symmetrical arranged with the axial line at the center of protective film or the protective film.
6. the backlight module of display panel according to claim 1, which is characterized in that the number of the lug is 4.
7. the backlight module of display panel according to claim 1, which is characterized in that the lug is integrally formed described
On protective film.
8. the backlight module of display panel according to claim 1, which is characterized in that the lug is rectangle or semicircle
Shape.
9. the backlight module of display panel according to claim 1, which is characterized in that the protective film include matrix and
The lug of described matrix marginal position is formed in, the area of described matrix is consistent with the area of the substrate.
10. a kind of grasping means of backlight module, which is characterized in that include the following steps：Manipulator adsorbs the lug of protective film
To capture the backlight module.
11. the grasping means of backlight module according to claim 10, which is characterized in that the manipulator absorption protective film
Lug is specially to capture the backlight module step：Manipulator adsorbs multiple lugs on protective film to capture the back of the body simultaneously
Optical mode group.
12. the grasping means of backlight module according to claim 11, which is characterized in that described in being adsorbed by the manipulator
Lug is two, and two lugs are symmetrical with the central symmetry of the protective film or with the axial line of the protective film.
13. the grasping means of backlight module according to claim 10, which is characterized in that the manipulator absorption protective film
It is further included after the step of lug is to capture the backlight module：
Jig captures the lug of the protective film, and the protective film is torn it down from the backlight module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093497.4A CN108227307A (en) | 2018-01-29 | 2018-01-29 | The grasping means of backlight module and backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093497.4A CN108227307A (en) | 2018-01-29 | 2018-01-29 | The grasping means of backlight module and backlight module |
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| Publication Number | Publication Date |
|---|---|
| CN108227307A true CN108227307A (en) | 2018-06-29 |
Family
ID=62670106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810093497.4A Pending CN108227307A (en) | 2018-01-29 | 2018-01-29 | The grasping means of backlight module and backlight module |
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| Country | Link |
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| CN (1) | CN108227307A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110128968A (en) * | 2019-04-28 | 2019-08-16 | 武汉华星光电半导体显示技术有限公司 | Optical adhesive film |
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| CN110128968A (en) * | 2019-04-28 | 2019-08-16 | 武汉华星光电半导体显示技术有限公司 | Optical adhesive film |
| CN110128968B (en) * | 2019-04-28 | 2020-10-27 | 武汉华星光电半导体显示技术有限公司 | Optical adhesive film |
| WO2020220429A1 (en) * | 2019-04-28 | 2020-11-05 | 武汉华星光电半导体显示技术有限公司 | Optical adhesive film |
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Application publication date: 20180629 |