CN103447694A - Design and manufacturing method of light guide points on light guide plate - Google Patents
Design and manufacturing method of light guide points on light guide plate Download PDFInfo
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- CN103447694A CN103447694A CN2013104266620A CN201310426662A CN103447694A CN 103447694 A CN103447694 A CN 103447694A CN 2013104266620 A CN2013104266620 A CN 2013104266620A CN 201310426662 A CN201310426662 A CN 201310426662A CN 103447694 A CN103447694 A CN 103447694A
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Abstract
The invention provides a design and manufacturing method of light guide points on a light guide plate. The design and manufacturing method includes 1, designing distributing position and size of a point of the light guide points, and controlling size of the point through laser lighting time or by controlling power of laser; meanwhile, dividing all the light guide points into several light guide point lines; 2, dividing point image into several areas, processing the light guide points among each area and inside the areas randomly during the process; or processing one by one the light guide points in odd number lines among the light guide point lines; after all the light guide points in the odd number lines are processed, processing one by one the light guide points in even number lines among the light guide point lines along the vertical direction until all the light guide points are processed. With the design and manufacturing method, possible influence on results such as electromagnetic interference and equipment temperature flutter and drift during pointing process is overcome, influence on light guide point processing from external factors can be minimized, and uniformity of the processed light guide plate is good.
Description
Technical field
The invention belongs to field of laser processing, be specifically related to the design and production method of leaded light site on a kind of LGP.
Background technology
The LGP lighting engineering is invented in 1986 by the bright company that opens up of Japan the earliest, and it is the main stream approach of current notebook computer liquid crystal display screen back lighting.Its operation principle is the pure color white light that utilizes PMMA transparent light guide plate to be sent by cold cathode fluorescent tube (line source), import and be diffused into whole plate face from the transparent panel end face, diffuse reflection occurs when illumination is mapped to the leaded light site at the LGP back side, from the plate face (working face) vertical with the light source plane of incidence, penetrates.The LGP illumination is by the principle of ingenious utilization light total reflection on the transparent panel interface, and 90 ° of the light deflections that end face is injected, penetrate from front, thereby plays the effect of illumination.This lighting system surface brightness is high and the illuminator volume is small and exquisite, higher thereby power consumption is lower to the utilization ratio of light, uses at needs such as notebook computer and digital cameras aspect the product of large tracts of land LCD and is obtaining a wide range of applications.
Adopting the leaded light site on the Laser Processing LGP is current method more commonly used.But, during current leaded light site on adopting the Laser Processing LGP, all generally that site is processed line by line, once occur in process like this disturbing, perhaps due to the impact of the factors such as temperature, time, just make the site processed drift occur, thereby make the illumination of LGP even not, more dark space or clear zone occur.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, provide a kind of drift less, the design and production method of leaded light site on the high LGP of the degree of accuracy.
The present invention is achieved through the following technical solutions:
On a kind of LGP, the design and production method of leaded light site, is characterized in that, comprises the following steps:
(1) distributing position of design leaded light site and the size of point, control the time of laser dotting or carry out the size at control point by regular time, different laser powers by the power of fixed laser; All leaded lights site is divided into to several leaded light site row simultaneously;
(2) the leaded light site designed forms a site figure, and described site figure is divided into to a plurality of zones; Add man-hour, random redirect and in the random redirect processing of intra-zone between regional; Perhaps the subregion along continuous straight runs, process the leaded light site of odd-numbered line in the row of leaded light site line by line; After the completion of processing of the leaded light site of all odd-numbered lines, vertically, process by column the leaded light site of even number line in the row of leaded light site, until all leaded lights site completion of processing.
The further setting of the present invention is, in step (1) in the row of leaded light site odd-numbered line and the corresponding leaded light of even number line site in the vertical direction side-play amount is arranged, described side-play amount is less than the distance between adjacent two leaded light sites on the row of leaded light site.
The further setting of the present invention is, if the both sides of LGP are provided with two light sources, to take the geometric center of LGP be benchmark to the size of leaded light site, is notch cuttype to the both sides of LGP and evenly successively decreases.
The further setting of the present invention is, if the surrounding of LGP is provided with four light sources, to take the geometric center of LGP be benchmark to the size of leaded light site, is notch cuttype to the surrounding of LGP and evenly successively decreases.
On LGP of the present invention, the design and production method of leaded light site is by the mode that adopts staggered getting ready (level and vertical dividing perform fighting) or get ready at random, solved and got that electromagnetic interference, the equipment temperature that may occur in process are waftd ready, drift etc. is on the impact of result, greatly reduced the ANOMALOUS VARIATIONS of site, the impact that extraneous factor is processed the leaded light site drops to minimum, and the uniformity of the LGP of processing is better.
The accompanying drawing explanation
The distribution map that Fig. 1 is leaded light of the present invention site;
The schematic diagram that Fig. 2 is figure random division zone, site;
The schematic diagram that Fig. 3 is the intra-zone random point.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
The invention provides the design and production method of leaded light site on a kind of LGP, comprise the following steps:
(1) distributing position of design leaded light site and the size of point, control the time of laser dotting or carry out the size at control point by regular time, different laser powers by the power of fixed laser; Difference according to the quantity of the lamp of LGP shape and use and the position that applies, the leaded light site that the design difformity is arranged, spacing between each leaded light site can become the variation of certain rule, and the size of each leaded light site also can produce the variation of carrying out certain rule.
All leaded lights site is divided into to several leaded light site row, as shown in Figure 1 simultaneously.For the ease of processing, in the row of leaded light site, odd-numbered line and the corresponding leaded light of even number line site in the vertical direction have side-play amount, and described side-play amount is less than the distance between adjacent two leaded light sites on the row of leaded light site.Certainly, can there is no side-play amount between the corresponding leaded light of odd-numbered line and even number line site yet.
(2) as shown in Figure 2,3, the leaded light site designed forms a site figure, and described site figure is divided into to a plurality of zones (such as regional A, B, C, D); In process, according to the demand of needs and the processing effect of actual production efficiency, random redirect and in the random redirect processing of intra-zone between regional; Perhaps the subregion along continuous straight runs, process the leaded light site of odd-numbered line in the row of leaded light site line by line; After the completion of processing of the leaded light site of all odd-numbered lines, vertically, process by column the leaded light site of even number line in the row of leaded light site, until all leaded lights site completion of processing.
Such as, first along continuous straight runs, process the leaded light site of odd-numbered line in the row of leaded light site line by line, processes line by line the 1st row, the 3rd row, the 5th row
After the completion of processing of the leaded light site of all odd-numbered lines, vertically, process by column the leaded light site of even number line in the row of leaded light site;
First process first point of the 2nd row, first point of the 4th row, first point of the 6th row .... this vertically is listed as;
Reprocess second point of the 2nd row, second point of the 4th row, second point of the 6th row .... this vertically is listed as;
By that analogy, until all leaded lights site completion of processing.
Employing level of the present invention and vertical staggered mode are carried out site processing, and the possibility that makes a plurality of sites in a certain zone all be interfered reduces greatly, thereby makes the Working position of site more accurate.
If the both sides of LGP are provided with two light sources, to take the geometric center of LGP be benchmark to the size of leaded light site, is notch cuttype to the both sides of LGP and evenly successively decreases.If the surrounding of LGP is provided with four light sources, to take the geometric center of LGP be benchmark to the size of leaded light site, is notch cuttype to the surrounding of LGP and evenly successively decreases.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not thought and departed from the scope of the present invention.All so apparent modifications of the technical staff to described field, within being included in the scope of this claim.
Claims (4)
1. the design and production method of leaded light site on a LGP, is characterized in that, comprises the following steps:
(1) distributing position of design leaded light site and the size of point, control the time of laser dotting or carry out the size at control point by regular time, different laser powers by the power of fixed laser; All leaded lights site is divided into to several leaded light site row simultaneously;
(2) the leaded light site designed forms a site figure, and described site figure is divided into to a plurality of zones; Add man-hour, random redirect and in the random redirect processing of intra-zone between regional; Perhaps the subregion along continuous straight runs, process the leaded light site of odd-numbered line in the row of leaded light site line by line; After the completion of processing of the leaded light site of all odd-numbered lines, vertically, process by column the leaded light site of even number line in the row of leaded light site, until all leaded lights site completion of processing.
2. the design and production method of leaded light site on LGP according to claim 1, it is characterized in that, in the row of the middle leaded light of step (1) site, odd-numbered line and the corresponding leaded light of even number line site in the vertical direction have side-play amount, and described side-play amount is less than the distance between adjacent two leaded light sites on the row of leaded light site.
3. the design and production method of leaded light site on LGP according to claim 1, it is characterized in that, if the both sides of LGP are provided with two light sources, to take the geometric center of LGP be benchmark to the size of leaded light site, is notch cuttype to the both sides of LGP and evenly successively decreases.
4. the design and production method of leaded light site on LGP according to claim 1, it is characterized in that, if the surrounding of LGP is provided with four light sources, to take the geometric center of LGP be benchmark to the size of leaded light site, is notch cuttype to the surrounding of LGP and evenly successively decreases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013104266620A CN103447694A (en) | 2013-09-17 | 2013-09-17 | Design and manufacturing method of light guide points on light guide plate |
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| CN2013104266620A CN103447694A (en) | 2013-09-17 | 2013-09-17 | Design and manufacturing method of light guide points on light guide plate |
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| CN103447694A true CN103447694A (en) | 2013-12-18 |
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| CN2013104266620A Pending CN103447694A (en) | 2013-09-17 | 2013-09-17 | Design and manufacturing method of light guide points on light guide plate |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107671421A (en) * | 2017-11-20 | 2018-02-09 | 苏州川普光电有限公司 | A kind of laser processing technology of light guide plate mesh point |
| CN108196335A (en) * | 2017-11-29 | 2018-06-22 | 佛山市顺德区德联邦盛光电科技有限公司 | A kind of light guide plate of improvement |
| CN108422092A (en) * | 2018-03-14 | 2018-08-21 | 上海边光实业有限公司 | A kind of production method of laser scribing light guide plate |
| CN109782387A (en) * | 2016-11-25 | 2019-05-21 | 上海三思电子工程有限公司 | The method of light guide plate mesh point distribution randomization |
| CN110587145A (en) * | 2019-09-19 | 2019-12-20 | 厦门市益津鹭科技有限公司 | Manufacturing method of large-size hot-pressing screen printing plate |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109782387A (en) * | 2016-11-25 | 2019-05-21 | 上海三思电子工程有限公司 | The method of light guide plate mesh point distribution randomization |
| CN107671421A (en) * | 2017-11-20 | 2018-02-09 | 苏州川普光电有限公司 | A kind of laser processing technology of light guide plate mesh point |
| CN108196335A (en) * | 2017-11-29 | 2018-06-22 | 佛山市顺德区德联邦盛光电科技有限公司 | A kind of light guide plate of improvement |
| CN108422092A (en) * | 2018-03-14 | 2018-08-21 | 上海边光实业有限公司 | A kind of production method of laser scribing light guide plate |
| CN108422092B (en) * | 2018-03-14 | 2021-08-27 | 上海边光实业有限公司 | Method for manufacturing laser scribing light guide plate |
| CN110587145A (en) * | 2019-09-19 | 2019-12-20 | 厦门市益津鹭科技有限公司 | Manufacturing method of large-size hot-pressing screen printing plate |
| CN110587145B (en) * | 2019-09-19 | 2021-05-25 | 厦门市益津鹭科技有限公司 | Manufacturing method of large-size hot-pressing screen printing plate |
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Application publication date: 20131218 |