CN102998760A - Assembly structure and assembly method for light guide plate (LGP) - Google Patents
Assembly structure and assembly method for light guide plate (LGP) Download PDFInfo
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- CN102998760A CN102998760A CN2012105094754A CN201210509475A CN102998760A CN 102998760 A CN102998760 A CN 102998760A CN 2012105094754 A CN2012105094754 A CN 2012105094754A CN 201210509475 A CN201210509475 A CN 201210509475A CN 102998760 A CN102998760 A CN 102998760A
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- light guide
- guide plate
- screens
- glue frame
- described light
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Abstract
The invention provides an assembly structure of an LGP. The structure comprises the LGP which is fixed on a plastic frame through plastic frame detents arranged on the inner sides all around the plastic frame, LGP detents arranged on the side wall of the LGP and reflection plates on the back of the LGP; the plastic frame surrounds the side wall of the LGP; and the LGP detents are arranged between the plastic frame detents and the reflection plates. According to the structure and the method, the back of the LGP detents is flushed with the back of the LGP, the thickness of the LGP detents is smaller than that of the LGP, therefore during assembly, the LGP can be tightly attached to the plastic frame detents smoothly, the problem that the LGP has to be assembled artificially caused by the fact that both the front and back sides of the LGP are provided with the detents in the prior art is solved, the automation of the LGP assembly is achieved, and the production efficiency is improved greatly.
Description
Technical field
The present invention relates to the light guide plate technical field, more particularly, relate to a kind of light guide plate assembling structure and assembly method.
Background technology
Light guide plate is a kind of high-tech product that line source is changed into area source, be mainly used in the backlight of liquid crystal display, have ultra-thin, superbright, leaded light evenly, energy-saving and environmental protection, no dark space, durable, be difficult for the advantages such as yellow, installation and maintenance simple and fast.
Because it is very thin that light guide plate designs usually, than being easier to occur deformation, causes the light guide plate bright dipping inhomogeneous, therefore, light guide plate need to be fixed on the glue frame.With reference to figure 1, Fig. 2 and Fig. 3, Fig. 1 is the vertical view in light guide plate front in the prior art, wherein Fig. 2 is the stereographic map of light guide plate in the prior art, Fig. 3 is the vertical view of the assembly structure of light guide plate and glue frame in the prior art, the general fixed form that adopts is in the prior art, in the front of light guide plate 100 (non-dot surface) upper screens 102 is set, the back side (dot surface) arranges lower screens 101, inboard around the glue frame 103 arranges groove or projection on the position corresponding with each screens of light guide plate 100, make screens 102 and lower screens 101 respectively with glue frame 103 on groove or projection fit, thereby light guide plate 100 is fixed on the glue frame 103.
But the fixed form of above-mentioned light guide plate can only manual assembly, can't realize the robotization assembling, causes production efficiency to improve.
Summary of the invention
In view of this, the invention provides a kind of assembly structure and assembly method of light guide plate, solve the problem that prior art can't realize the robotization assembling, improve actual production efficient.
For achieving the above object, the invention provides following technical scheme:
The invention provides a kind of assembly structure of light guide plate, comprising:
Light guide plate, described light guide plate is fixed on the glue frame by the reflector plate that is positioned at glue frame screens inboard around the glue frame, is positioned at the light guide plate screens on the light guide plate sidewall and is positioned at the light guide plate back side, described glue frame surrounds the sidewall of described light guide plate, and described light guide plate screens is between the screens of described glue frame and described reflector plate;
Wherein, the back side of described light guide plate screens flushes with the back side of described light guide plate, and the thickness of described light guide plate screens is less than the thickness of described light guide plate; The position of described glue frame screens is corresponding with the position of described light guide plate screens, and the screens of described glue frame and described light guide plate screens fit, and do not have the space between the two, and the number of described glue frame screens is identical with the number of described light guide plate screens.
Preferably, described light guide plate screens is the projection that is positioned on the described light guide plate sidewall.
Preferably, the screens of described glue frame is to be positioned at the described glue frame groove of inboard all around.
Preferably, described light guide plate screens is the groove that is positioned on the described light guide plate sidewall.
Preferably, the screens of described glue frame is to be positioned at the described glue frame projection of inboard all around.
Preferably, the number of the light guide plate screens on the relative two side of described light guide plate is identical, and the position is identical.
Preferably, described light guide plate screens comprises the groove that is positioned at intersection, described light guide plate two side and the projection that is positioned at other position except described groove position on the described light guide plate sidewall.
The present invention also provides a kind of assembly method of light guide plate, comprising:
Adopt shift unit that glue is placed on the worktable, make the back side of described glue frame up;
Adopt shift unit the light guide plate back side to be placed the centre of described glue frame up, light guide plate screens on the described light guide plate and the glue frame screens on the described glue frame are fitted tightly, there is not the space between the two, the back side of described light guide plate screens flushes with the back side of described light guide plate, the position of described glue frame screens is corresponding with the position of described light guide plate screens, and the number of described glue frame screens is identical with the number of described light guide plate screens;
Reflector plate is pasted at the back side in described light guide plate, described light guide plate is fixed on the glue frame by the reflector plate that is positioned at glue frame screens inboard around the glue frame, is positioned at the light guide plate screens on the light guide plate sidewall and is positioned at the light guide plate back side, described glue frame surrounds the sidewall of described light guide plate, and described light guide plate screens is between the screens of described glue frame and described reflector plate.
Compared with prior art, technical scheme provided by the present invention has the following advantages:
The assembly structure of light guide plate provided by the present invention and assembly method, the back side of light guide plate screens is flushed with the back side of light guide plate, and the thickness of light guide plate screens is less than the thickness of light guide plate, namely only at the back side of light guide plate the light guide plate screens is set, screens is not established in the front, when assembling, only need to utilize machinery that the light guide plate back side is placed on the glue frame up, just can make light guide plate smoothly with the glue frame on the screens of glue frame fit tightly, and utilize the reflector plate that sticks on the light guide plate back side to form the structure of light guide plate screens between the screens of glue frame and reflector plate, light guide plate firmly is fixed on the glue frame, avoided in the prior art because all there is screens at front and the back side of light guide plate, and the light guide plate that causes assembling can't be finished by machinery, must be by the problem of manual assembly, thereby make light guide plate can lean on the machinery assembling fully, realized the robotization of light guide plate assembling, greatly improved production efficiency.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the vertical view in light guide plate front in the prior art;
Fig. 2 is the stereographic map of light guide plate in the prior art;
Fig. 3 is the vertical view of the assembly structure of light guide plate and glue frame in the prior art;
The vertical view in light guide plate front in the light guide plate assembling structure that Fig. 4 provides for the embodiment of the invention;
The vertical view at the light guide plate back side in the light guide plate assembling structure that Fig. 5 provides for the embodiment of the invention;
The stereographic map of light guide plate in the light guide plate assembling structure that Fig. 6 provides for the embodiment of the invention;
The vertical view in glue frame front in the light guide plate assembling structure that Fig. 7 provides for the embodiment of the invention;
The vertical view at the glue frame back side in the light guide plate assembling structure that Fig. 8 provides for the embodiment of the invention;
The sectional view of light guide plate screens and glue frame screens position relationship in the light guide plate assembling structure that Fig. 9 provides for the embodiment of the invention;
The vertical view in the light guide plate assembling structure front that Figure 10 provides for the embodiment of the invention;
The vertical view at the light guide plate assembling structure back side that Figure 11 provides for the embodiment of the invention.
Embodiment
Just as stated in the Background Art, the front and back of light guide plate is provided with screens in the prior art, can only manually finish when causing light guide plate to be assembled on the glue frame, can't realize the robotization assembling, and production efficiency can't improve.The inventor finds after deliberation, the main cause that produces defects is, there is upper screens in the front of light guide plate, there is lower screens at the back side, groove or the projection corresponding with upper screens and lower screens are arranged on the glue frame, whole screens on the light guide plate need completely with the glue frame on groove or projection fit tightly, make groove on the glue frame or projection between the upper screens and lower screens of light guide plate, so that light guide plate is fixed on the glue frame.And during practical set, because light guide plate can only be from the direction glue frame of packing into, face up when packing the glue frame into such as light guide plate, groove or the projection of correspondence fit with it on the upper screens needs of light guide plate and the glue frame, but must at first cross lower screens in the path that light guide plate is packed into, at this moment, lower screens just becomes pack into obstacle on the path of glue frame of light guide plate, make the upper screens of light guide plate can't be smoothly with the glue frame on it corresponding groove or projection fit, must be by manually finishing above-mentioned action, machinery can't be finished, so reduced production efficiency.
Based on this, the invention provides a kind of assembly structure and assembly method of light guide plate, the problems referred to above that exist to overcome prior art comprise:
Light guide plate, described light guide plate is fixed on the glue frame by the reflector plate that is positioned at glue frame screens inboard around the glue frame, is positioned at the light guide plate screens on the light guide plate sidewall and is positioned at the light guide plate back side, described glue frame surrounds the sidewall of described light guide plate, and described light guide plate screens is between the screens of described glue frame and described reflector plate;
Wherein, the back side of described light guide plate screens flushes with the back side of described light guide plate, and the thickness of described light guide plate screens is less than the thickness of described light guide plate; The position of described glue frame screens is corresponding with the position of described light guide plate screens, and the screens of described glue frame and described light guide plate screens fit, and do not have the space between the two, and the number of described glue frame screens is identical with the number of described light guide plate screens.
The assembly structure of light guide plate provided by the present invention and assembly method, the back side of light guide plate screens is flushed with the back side of light guide plate, and the thickness of light guide plate screens is less than the thickness of light guide plate, namely only at the back side of light guide plate the light guide plate screens is set, screens is not established in the front, when assembling, only need to utilize machinery that the light guide plate back side is placed on the glue frame up, just can make light guide plate smoothly with the glue frame on the screens of glue frame fit tightly, and utilize the reflector plate that sticks on the light guide plate back side to form the structure of light guide plate screens between the screens of glue frame and reflector plate, light guide plate firmly is fixed on the glue frame, avoided in the prior art because all there is screens at front and the back side of light guide plate, and the light guide plate that causes assembling can't be finished by machinery, must be by the problem of manual assembly, thereby make light guide plate can lean on the machinery assembling fully, realized the robotization of light guide plate assembling, greatly improved production efficiency.
More than be core concept of the present invention, can more become apparent for making above-mentioned purpose of the present invention, feature and advantage, below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.
A lot of details have been set forth in the following description so that fully understand the present invention, but the present invention can also adopt other to be different from alternate manner described here and implement, those skilled in the art can do similar popularization in the situation of intension of the present invention, so the present invention is not subjected to the restriction of following public specific embodiment.
Secondly, the present invention is described in detail in conjunction with synoptic diagram, when the embodiment of the invention is described in detail in detail; for ease of explanation; the sectional view of expression device architecture can be disobeyed general ratio and be done local the amplification, and described synoptic diagram is example, and it should not limit the scope of protection of the invention at this.The three-dimensional space that in actual fabrication, should comprise in addition, length, width and the degree of depth.
The embodiment of the invention provides a kind of assembly structure of light guide plate, as shown in figure 10, light guide plate 200 is fixed on the glue frame 205 by the screens of glue frame, light guide plate screens and reflector plate in the present embodiment, concrete: this assembly structure comprises: light guide plate 200, described light guide plate 200 is fixed on the glue frame by the reflector plate that is positioned at glue frame screens inboard around the glue frame 205, is positioned at the light guide plate screens on the light guide plate sidewall and is positioned at the light guide plate back side, described glue frame surrounds the sidewall of described light guide plate, and described light guide plate screens is between the screens of described glue frame and described reflector plate;
Wherein, the back side of described light guide plate screens flushes with the back side of described light guide plate 200, and the thickness of described light guide plate screens is less than the thickness of described light guide plate 200; The position of described glue frame screens is corresponding with the position of described light guide plate screens, and the screens of described glue frame and described light guide plate screens fit, and do not have the space between the two, and the number of described glue frame screens is identical with the number of described light guide plate screens.
The below decomposes introduction to the each several part of above-mentioned light guide plate assembling structure:
With reference to figure 4～Fig. 6, the vertical view in light guide plate front in the light guide plate assembling structure that Fig. 4 provides for the embodiment of the invention, the vertical view at the light guide plate back side in the light guide plate assembling structure that Fig. 5 provides for the embodiment of the invention, the stereographic map of light guide plate in the light guide plate assembling structure that Fig. 6 provides for the embodiment of the invention, the light guide plate screens comprises the first groove 203 and the second groove 204 that is positioned at intersection, light guide plate 200 two side in the present embodiment, and be positioned at the first projection 201 and second projection 202 of other position except described the first groove 203 and the second groove 204 positions on light guide plate 200 sidewalls, and, the number of the light guide plate screens in the present embodiment on the relative two side of light guide plate 200 is identical, and the position is identical.
Need to prove that the light guide plate screens of the light guide plate 200 that present embodiment provides comprises projection and two kinds of grooves, in other embodiments of the invention, described light guide plate screens can all be groove or all be protruding.
In addition, only describe as an example of the light guide plate screens of above-mentioned shape and quantity example in the present embodiment, but present embodiment does not limit shape and the quantity of light guide plate screens.
And the embodiment of the invention does not limit size and the thickness of light guide plate screens, in actual production process, and can be according to conditions such as light guide plate self sizes to the size of light guide plate screens and the thickness accommodation of advancing.
With reference to figure 7 and Fig. 8, the vertical view in glue frame front in the light guide plate assembling structure that Fig. 7 provides for the embodiment of the invention, the vertical view at the glue frame back side in the light guide plate assembling structure that Fig. 8 provides for the embodiment of the invention, the screens of glue frame comprises the 3rd projection the 208 and the 4th projection 209 that is positioned at intersection, inboard two side around the glue frame 205 in the present embodiment, and be positioned at the 3rd groove 206 and the 4th groove 207 of other position except described the 3rd projection the 208 and the 4th protruding 209 positions on the sidewall inboard around the glue frame 205, and in the present embodiment around the glue frame 205 number of the glue frame screens on the inboard two lateral walls identical, and the position is identical.
With reference to figure 9, the sectional view of light guide plate screens and glue frame screens position relationship in the light guide plate assembling structure that Fig. 9 embodiment of the invention provides, the first projection 201 is positioned at the below of the 3rd groove 206, the position of the two is corresponding, size is mated mutually, can fit tightly, between do not have the space.
In like manner, the second projection 202 is positioned at the below of the 4th groove 207, and the position of the two is corresponding, and size is mated mutually, can fit tightly, between do not have the space; The first groove 203 is positioned at the below of the 3rd projection 208, and the position of the two is corresponding, and size is mated mutually, can fit tightly, between do not have the space; The second groove 204 is positioned at the below of the 4th projection 209, and the position of the two is corresponding, and size is mated mutually, can fit tightly, between do not have the space.
Need to prove that from facing down of light guide plate assembling structure, the light guide plate screens all is positioned at the below of glue frame screens in the present embodiment.
With reference to Figure 11, the vertical view at the light guide plate assembling structure back side that Figure 11 provides for the embodiment of the invention, in the present embodiment, the glue frame screens of passing through the front of light guide plate 200 and the reflector plate 210 at the back side are fixed on the glue frame 205, concrete, reflector plate 210 is pasted on the glue frame 205 by double-sided adhesive 211, and double-sided adhesive 211 is present in the overlapping region of reflector plate 210 and glue frame 205; Be in the present embodiment, the light guide plate screens is between the screens of glue frame and reflector plate 210, the reflector plate 210 that sticks on light guide plate 200 back sides not only has the light that the back side is exposed and is reflected back effect in the light guide plate, and has the light guide plate of sealing 200, is fixed in the effect on the glue frame 205.
Need to prove that from facing down of light guide plate assembling structure, the light guide plate screens all is positioned at the top of reflector plate in the present embodiment.
It should be noted that above mentioned " the light guide plate back side " refers to that light guide plate is provided with the one side of site, " light guide plate positive " refers to that light guide plate in this assembly structure does not have the one side of site.
Further, described light guide plate screens is the projection that is positioned on the described light guide plate sidewall, and is corresponding, and the screens of described glue frame is to be positioned at the described glue frame groove of inboard all around.
Further, described light guide plate screens is the groove that is positioned on the described light guide plate sidewall, and is corresponding, and the screens of described glue frame is to be positioned at the described glue frame projection of inboard all around.
The assembly structure of light guide plate provided by the present invention and assembly method, the back side of light guide plate screens is flushed with the back side of light guide plate, and the thickness of light guide plate screens is less than the thickness of light guide plate, namely only at the back side of light guide plate the light guide plate screens is set, screens is not established in the front, when assembling, only need to utilize machinery that the light guide plate back side is placed on the glue frame up, just can make light guide plate smoothly with the glue frame on the screens of glue frame fit tightly, and utilize the reflector plate that sticks on the light guide plate back side to form the structure of light guide plate screens between the screens of glue frame and reflector plate, light guide plate firmly is fixed on the glue frame, avoided in the prior art because all there is screens at front and the back side of light guide plate, and the light guide plate that causes assembling can't be finished by machinery, must be by the problem of manual assembly, thereby make light guide plate can lean on the machinery assembling fully, realized the robotization of light guide plate assembling, greatly improved production efficiency.
Corresponding with above-mentioned light guide plate assembling structure, the embodiment of the invention also provides a kind of assembly method of light guide plate, and the method may further comprise the steps:
Step S01: adopt shift unit that glue is placed on the worktable, make the back side of described glue frame up;
Step S02: adopt shift unit the light guide plate back side to be placed the centre of described glue frame up, light guide plate screens on the described light guide plate and the glue frame screens on the described glue frame are fitted tightly, there is not the space between the two, the back side of described light guide plate screens flushes with the back side of described light guide plate, the position of described glue frame screens is corresponding with the position of described light guide plate screens, and the number of described glue frame screens is identical with the number of described light guide plate screens;
Step S03: reflector plate is pasted at the back side in described light guide plate, described light guide plate is fixed on the glue frame by the reflector plate that is positioned at glue frame screens inboard around the glue frame, is positioned at the light guide plate screens on the light guide plate sidewall and is positioned at the light guide plate back side, described glue frame surrounds the sidewall of described light guide plate, and described light guide plate screens is between the screens of described glue frame and described reflector plate.
Wherein, described shift unit is used for the position of mobile described light guide plate, glue frame and reflector plate, and preferred, described shift unit is that the end arranges suctorial mechanical arm.
The assembly method of the light guide plate that present embodiment provides, light guide plate can be inserted from the glue frame back side smoothly, do not have that light guide plate all has up and down screens in the prior art, can not be packed into smoothly in the glue frame by machinery, must rely on manually operated problem, therefore, the assembly method of the light guide plate that present embodiment provides can adopt the machinery assembling fully, realize the needs of robotization, improved production efficiency.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. the assembly structure of a light guide plate is characterized in that, comprising:
Light guide plate, described light guide plate is fixed on the glue frame by the reflector plate that is positioned at glue frame screens inboard around the glue frame, is positioned at the light guide plate screens on the light guide plate sidewall and is positioned at the light guide plate back side, described glue frame surrounds the sidewall of described light guide plate, and described light guide plate screens is between the screens of described glue frame and described reflector plate;
Wherein, the back side of described light guide plate screens flushes with the back side of described light guide plate, and the thickness of described light guide plate screens is less than the thickness of described light guide plate; The position of described glue frame screens is corresponding with the position of described light guide plate screens, and the screens of described glue frame and described light guide plate screens fit, and do not have the space between the two, and the number of described glue frame screens is identical with the number of described light guide plate screens.
2. the assembly structure of light guide plate according to claim 1 is characterized in that, described light guide plate screens is the projection that is positioned on the described light guide plate sidewall.
3. the assembly structure of light guide plate according to claim 2 is characterized in that, the screens of described glue frame is to be positioned at the described glue frame groove of inboard all around.
4. the assembly structure of light guide plate according to claim 1 is characterized in that, described light guide plate screens is the groove that is positioned on the described light guide plate sidewall.
5. the assembly structure of light guide plate according to claim 4 is characterized in that, the screens of described glue frame is to be positioned at the described glue frame projection of inboard all around.
6. according to claim 2 or the assembly structure of 4 each described light guide plate, it is characterized in that the number of the light guide plate screens on the relative two side of described light guide plate is identical, and the position is identical.
7. the assembly structure of light guide plate according to claim 1 is characterized in that, described light guide plate screens comprises the groove that is positioned at intersection, described light guide plate two side and is positioned at the projection of other position except described groove position on the described light guide plate sidewall.
8. the assembly method of a light guide plate is characterized in that, comprising:
Adopt shift unit that glue is placed on the worktable, make the back side of described glue frame up;
Adopt shift unit the light guide plate back side to be placed the centre of described glue frame up, light guide plate screens on the described light guide plate and the glue frame screens on the described glue frame are fitted tightly, there is not the space between the two, the back side of described light guide plate screens flushes with the back side of described light guide plate, the position of described glue frame screens is corresponding with the position of described light guide plate screens, and the number of described glue frame screens is identical with the number of described light guide plate screens;
Reflector plate is pasted at the back side in described light guide plate, described light guide plate is fixed on the glue frame by the reflector plate that is positioned at glue frame screens inboard around the glue frame, is positioned at the light guide plate screens on the light guide plate sidewall and is positioned at the light guide plate back side, described glue frame surrounds the sidewall of described light guide plate, and described light guide plate screens is between the screens of described glue frame and described reflector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105094754A CN102998760A (en) | 2012-11-29 | 2012-11-29 | Assembly structure and assembly method for light guide plate (LGP) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105094754A CN102998760A (en) | 2012-11-29 | 2012-11-29 | Assembly structure and assembly method for light guide plate (LGP) |
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| CN102998760A true CN102998760A (en) | 2013-03-27 |
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| CN2012105094754A Pending CN102998760A (en) | 2012-11-29 | 2012-11-29 | Assembly structure and assembly method for light guide plate (LGP) |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672746A (en) * | 2013-12-20 | 2014-03-26 | 深圳市华星光电技术有限公司 | Light guide plate, backlight module and liquid crystal display device |
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| JP2003022705A (en) * | 2001-07-06 | 2003-01-24 | Alps Electric Co Ltd | Surface light emitting device and liquid crystal display device |
| US20050099555A1 (en) * | 2002-03-08 | 2005-05-12 | Yong-Il Kim | Liquid crystal display apparatus |
| CN101231425A (en) * | 2008-02-21 | 2008-07-30 | 友达光电股份有限公司 | Backlight module |
| CN101930094A (en) * | 2009-06-24 | 2010-12-29 | 乐金显示有限公司 | Liquid crystal display device |
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| JP2003022705A (en) * | 2001-07-06 | 2003-01-24 | Alps Electric Co Ltd | Surface light emitting device and liquid crystal display device |
| US20050099555A1 (en) * | 2002-03-08 | 2005-05-12 | Yong-Il Kim | Liquid crystal display apparatus |
| CN101231425A (en) * | 2008-02-21 | 2008-07-30 | 友达光电股份有限公司 | Backlight module |
| CN101930094A (en) * | 2009-06-24 | 2010-12-29 | 乐金显示有限公司 | Liquid crystal display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103672746A (en) * | 2013-12-20 | 2014-03-26 | 深圳市华星光电技术有限公司 | Light guide plate, backlight module and liquid crystal display device |
| CN103672746B (en) * | 2013-12-20 | 2017-01-11 | 深圳市华星光电技术有限公司 | Light guide plate, backlight module and liquid crystal display device |
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Application publication date: 20130327 |