CN108581213A - A kind of laser of light guide plate directly carves processing technology - Google Patents
A kind of laser of light guide plate directly carves processing technology Download PDFInfo
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- CN108581213A CN108581213A CN201810412115.XA CN201810412115A CN108581213A CN 108581213 A CN108581213 A CN 108581213A CN 201810412115 A CN201810412115 A CN 201810412115A CN 108581213 A CN108581213 A CN 108581213A
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- laser
- guide plate
- light guide
- module
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/361—Removing material for deburring or mechanical trimming
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Planar Illumination Modules (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of laser of light guide plate directly to carve processing technology, including laser control system, the laser control system includes laser output module, parameter input module, array of structures control module, central control process module and memory module, the laser output module, parameter input module, array of structures control module, the equal information communication of central control process module, the laser control system are set as can be achieved to carry out position in longitudinal and transverse direction to laser beam and laser beam being focused and be arranged.The processing technology cost of the present invention is relatively low, using the contactless production technology of laser, concave point is formed on optical material, will not destroy the direction of transmitted light on optical material so that the product brightness machined is high, want bright, and luminance errors is small on the whole, good evenness, and change linear light source is area source, illuminance is more uniformly distributed, is softer, vision is more comfortable, is worthy to be popularized.
Description
Technical field
The present invention relates to light guide plate technology field, especially a kind of laser of light guide plate directly carves processing technology.
Background technology
Light guide plate (light guide plate) is acrylic/PC plate material using optical grade, then high anti-with having
Rate and the not hitech materials of extinction are penetrated, carve in the acryl plates bottom surface laser engraving of optical grade, V-type cross grid,
UV screen printing technologies stamp light guiding points.The light issued from lamp is drawn in optical grade acrylic using optical grade acryl plates
The stop of plate surface, when light is mapped to each light guiding points, reflected light can be spread toward all angles, then destroy conditioned reflex
It is projected by light guide plate front.By various densitys, light guiding points not of uniform size, light guide plate uniformly light-emitting can be made.The use of reflector plate
Way is that the light reflection for exposing bottom surface is returned in light guide plate, for improving the service efficiency of light；With homalographic light emission luminance situation
Under, luminous efficiency is high, low in energy consumption.Single side micro structure array light guide plate generally uses the manufacture craft of extrusion molding.
Light guide plate design principle is derived from the liquid crystal display of laptop, is the high-tech that linear light source is changed into area source
Skill product.Optical grade acrylic (PMMA)/PC is base material, with the back light model setting technology of LCD display and laptop, thoroughly
The high light line conductivity for crossing light guiding points calculates light guiding points through computer, makes light guide plate light refraction at the equal light state system of area source
Cause type.Product is combined and in constant temperature, constant humidity, dustless environmental condition using spectrophotometry with number UV printing technologies
Under be made.With ultra-thin, superbright, it is guide-lighting uniformly, energy-saving and environmental protection, no dark space, durable, to be not easy yellow, installation and maintenance simple
Quick to wait distinguishing features, light conducting board processing method traditional at present, life of product is short, and easily damages, and the production processed
The product uniformity is poor, therefore herein it is proposed that a kind of laser of light guide plate directly carves processing technology.
Invention content
The present invention is to solve above-mentioned phenomenon, and using the technical solution of following modification, a kind of laser of light guide plate directly carves processing
Technique, including laser control system, the laser control system include laser output module, parameter input module, array of structures
Control module, central control process module and memory module, the laser output module, parameter input module, array of structures control
Molding block, the equal information communication of central control process module, the laser control system are set as can be achieved to laser beam in longitudinal and transverse side
To progress position and laser beam can be focused and be arranged.
As present invention further optimization mode, the integral processing method of light guide plate includes the following steps,
Light guide plate is fixed on workbench by A；
B, focusing adjust laser output module and are fixed at a distance from light guide plate, and by laser output module；It is defeated using parameter
Enter module input between the information and laser output unit and workbench for the light guide plate that carry out laser engraving
Range information, and input image information is to array of structures control module；Central control process module is defeated according to the parameter
The information for entering module and array of structures control module input matches corresponding parameter in the memory unit, and according to described
After parameter calculates the data of laser output unit output laser and the operation data of workbench, laser engraving order is executed；
C, laser output module receive the laser controlling order of central control process module output, and according to the control received
The optical component that system order adjusts laser output module makes it export the laser of required performance；
D, by adjust laser output module project laser irradiation on light guide plate, while by the inclination of workbench,
Rotation, movement make to generate corresponding pattern on light guide plate.
As present invention further optimization mode, the wavelength of the laser of laser control system output is 12.4 μm-
32.6 μm, power 80W-420W, frequency 180MHz, the distance between laser output unit and workbench are 0cm-
45cm。
Further include laser scribing collimation method, specifically as present invention further optimization mode, it is necessary first to be formed multiple anti-
Light spreading grooves, uniform in order to make entire field shine, more from light source more dipped beam line, V-groove density is small, from the more long-range portion of light source
Light splitter has been sent out, and light is few, and V-groove density is high.
Further include laser dotting method as present invention further optimization mode, uses pulse control mode in leaded light first
Board bottom face is used, and round or rectangular diffusion point is then stamped with laser control system, when light is mapped to diffusion point, reflected light meeting
It is spread toward all angles, then destroys conditioned reflex and projected by light guide plate front, utilize various densitys, diffusion not of uniform size
Point can make light guide plate uniformly light-emitting, in order to avoid laser dotting light guide plate it is non-enter plain edge on form dark space, use twist side skill
Art, the side technology that twists is exactly the light being reflected through as best one can using very close point, make it is non-enter plain edge dark space improved.
As present invention further optimization mode, the engraving range of the laser control system can be in 1mm × 1mm-
Between 350mm × 350mm.
As present invention further optimization mode, the laser control system carries out light guide plate surface using laser beam
Engraving, carving depth are set as between 4.8um-1.25mm.
The processing technology cost of the present invention is relatively low, is not necessarily to silk-screen halftone, is not necessarily to ink, is not necessarily to silk-screen technical staff, and grasp
Make simple intelligent, any size light guide plate, need to only be directly inputted in laser control system size can disposal molding, adopt
With the contactless production technology of laser, concave point or concave are formed on optical material, will not destroy the side of transmitted light on optical material
To so that the product brightness machined is high, bright, and luminance errors is small on the whole, good evenness, change linear light source is face light
Source, illuminance is more uniformly distributed, is softer, vision is more comfortable, is worthy to be popularized.
Description of the drawings
Fig. 1 is laser control system principle framework structural schematic diagram of the present invention.
Specific implementation mode
Below in conjunction in the embodiment of the present invention, technical solution in the embodiment of the present invention is clearly and completely retouched
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution：A kind of laser of light guide plate directly carves processing technology, including laser control system,
The laser control system includes laser output module, parameter input module, array of structures control module, central control process mould
Block and memory module, the laser output module, parameter input module, array of structures control module, central control process module
Equal information communication, the laser control system are set as can be achieved to carry out position and can be to laser in longitudinal and transverse direction to laser beam
Beam is focused and arranges.
The integral processing method of light guide plate includes the following steps,
Light guide plate is fixed on workbench by A；
B, focusing adjust laser output module and are fixed at a distance from light guide plate, and by laser output module；It is defeated using parameter
Enter module input between the information and laser output unit and workbench for the light guide plate that carry out laser engraving
Range information, and input image information is to array of structures control module；Central control process module is defeated according to the parameter
The information for entering module and array of structures control module input matches corresponding parameter in the memory unit, and according to described
After parameter calculates the data of laser output unit output laser and the operation data of workbench, laser engraving order is executed；
C, laser output module receive the laser controlling order of central control process module output, and according to the control received
The optical component that system order adjusts laser output module makes it export the laser of required performance；
D, by adjust laser output module project laser irradiation on light guide plate, while by the inclination of workbench,
Rotation, movement make to generate corresponding pattern on light guide plate.
The wavelength of the laser of the laser control system output is 12.4 μm -32.6 μm, power 80W-420W, and frequency is
180MHz, the distance between laser output unit and workbench are 0cm-45cm.
Further include laser scribing collimation method, specifically, it is necessary first to multiple reflective spreading grooves are formed, in order to make entire field shine
Uniformly, more from light source more dipped beam line, V-groove density is small, has been sent out from the more long-range some light of light source, light is few, and V-groove is close
Degree is high.
Further include laser dotting method, uses pulse control mode to be used in bottom surface of light guide plate first, then use laser control system
Round or rectangular diffusion point is stamped, when light is mapped to diffusion point, reflected light can be spread toward all angles, then destroy reflection
Condition is projected by light guide plate front, using various densitys, diffusion not of uniform size point, can make light guide plate uniformly light-emitting, in order to keep away
Exempt from laser dotting light guide plate it is non-enter plain edge on form dark space, use twist side technology, strands side technology be exactly utilization very
The light that close point is reflected through as best one can, make it is non-enter plain edge dark space improved.
The engraving range of the laser control system can be between 1mm × 1mm-350mm × 350mm.
The laser control system carves light guide plate surface using laser beam, and carving depth is set as 4.8um-
Between 1.25mm.
To sum up, processing technology cost of the invention is relatively low, is not necessarily to silk-screen halftone, is not necessarily to ink, is not necessarily to silk-screen technical staff, and
And operation simple intelligent, any size light guide plate, only need to be directly inputted in laser control system size can disposably at
Type is formed concave point or concave on optical material, will not be destroyed transmitted light on optical material using the contactless production technology of laser
Direction so that the product brightness machined is high, bright, and luminance errors is small on the whole, good evenness, become linear light source into
Area source, illuminance is more uniformly distributed, is softer, vision is more comfortable, is worthy to be popularized.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's
Within protection domain.
Claims (7)
1. a kind of laser of light guide plate directly carves processing technology, including laser control system, it is characterised in that：The laser controlling system
System includes laser output module, parameter input module, array of structures control module, center control process module and memory module,
The laser output module, parameter input module, array of structures control module, the equal information communication of central control process module, institute
State laser control system be set as can be achieved to laser beam longitudinal and transverse direction carry out position and laser beam can be focused with it is whole
Reason.
2. a kind of laser of light guide plate according to claim 1 directly carves processing technology, which is characterized in that the entirety of light guide plate
Processing method includes the following steps,
Light guide plate is fixed on workbench by A；
B, focusing adjust laser output module and are fixed at a distance from light guide plate, and by laser output module；Mould is inputted using parameter
Block carry out input to carry out laser engraving light guide plate information and laser output unit and workbench between away from
From information, and input image information is to array of structures control module；Central control process module inputs mould according to the parameter
Block and the information of array of structures control module input match corresponding parameter in the memory unit, and according to the parameter
After calculating the data of laser output unit output laser and the operation data of workbench, laser engraving order is executed；
C, laser output module receive the laser controlling order of central control process module output, and are ordered according to the control received
The optical component for adjusting laser output module is enabled to make the laser of performance needed for its output；
D, by adjust laser output module project laser irradiation on light guide plate, while by the inclination of workbench, rotation,
Movement makes to generate corresponding pattern on light guide plate.
3. a kind of laser of light guide plate according to claim 1 directly carves processing technology, which is characterized in that the laser controlling
The wavelength of the laser of system output is 12.4 μm -32.6 μm, power 80W-420W, frequency 180MHz, laser output unit
The distance between workbench is 0cm-45cm.
4. a kind of laser of light guide plate according to claim 2 directly carves processing technology, which is characterized in that further include laser scribing
Collimation method, specifically, it is necessary first to multiple reflective spreading grooves are formed, it is uniform in order to make entire field shine, get over dipped beam line from light source
More, V-groove density is small, has been sent out from the more long-range some light of light source, and light is few, and V-groove density is high.
5. a kind of laser of light guide plate according to claim 2 directly carves processing technology, which is characterized in that further include that laser is beaten
Point method, uses pulse control mode to be used in bottom surface of light guide plate first, and round or rectangular diffusion is then stamped with laser control system
Point, when light is mapped to diffusion point, reflected light can be spread toward all angles, then destroyed conditioned reflex and penetrated by light guide plate front
Go out, using various densitys, diffusion not of uniform size point, light guide plate uniformly light-emitting can be made, in order to avoid laser dotting light guide plate exists
It is non-enter plain edge on form dark space, use twist side technology, the strands side technology be exactly using very close point reflect as best one can lead to
The light crossed, make it is non-enter plain edge dark space improved.
6. a kind of laser of light guide plate according to claim 1 directly carves processing technology, which is characterized in that the laser controlling
The engraving range of system can be between 1mm × 1mm-350mm × 350mm.
7. a kind of laser of light guide plate according to claim 1 directly carves processing technology, which is characterized in that the laser controlling
System carves light guide plate surface using laser beam, and carving depth is set as between 4.8um-1.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810412115.XA CN108581213A (en) | 2018-05-03 | 2018-05-03 | A kind of laser of light guide plate directly carves processing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810412115.XA CN108581213A (en) | 2018-05-03 | 2018-05-03 | A kind of laser of light guide plate directly carves processing technology |
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| CN108581213A true CN108581213A (en) | 2018-09-28 |
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| CN201810412115.XA Pending CN108581213A (en) | 2018-05-03 | 2018-05-03 | A kind of laser of light guide plate directly carves processing technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109195332A (en) * | 2018-10-13 | 2019-01-11 | 芜湖市传世信息技术有限公司 | A kind of electronic product productive power road plate cutter device |
| CN113199782A (en) * | 2021-05-13 | 2021-08-03 | 广东东华光电科技有限公司 | Method for processing acrylic light guide plate |
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| WO2012005477A2 (en) * | 2010-07-07 | 2012-01-12 | 레이져라이팅(주) | Apparatus for laser processing a light guide plate |
| CN102343480A (en) * | 2010-08-04 | 2012-02-08 | 鸿富锦精密工业（深圳）有限公司 | Laser processing device and method for manufacturing light guide plate |
| CN102649198A (en) * | 2012-05-14 | 2012-08-29 | 广东大族粤铭激光科技股份有限公司 | Laser machining equipment |
| CN203965766U (en) * | 2014-05-28 | 2014-11-26 | 东莞光谷茂和激光技术有限公司 | A kind of backlight module with high brightness laser site formula light guide plate |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101470230A (en) * | 2007-12-29 | 2009-07-01 | 上海边光实业有限公司 | Light conducting plate carved by laser impulse and method for producing the same |
| WO2012005477A2 (en) * | 2010-07-07 | 2012-01-12 | 레이져라이팅(주) | Apparatus for laser processing a light guide plate |
| CN102343480A (en) * | 2010-08-04 | 2012-02-08 | 鸿富锦精密工业（深圳）有限公司 | Laser processing device and method for manufacturing light guide plate |
| CN102649198A (en) * | 2012-05-14 | 2012-08-29 | 广东大族粤铭激光科技股份有限公司 | Laser machining equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109195332A (en) * | 2018-10-13 | 2019-01-11 | 芜湖市传世信息技术有限公司 | A kind of electronic product productive power road plate cutter device |
| CN113199782A (en) * | 2021-05-13 | 2021-08-03 | 广东东华光电科技有限公司 | Method for processing acrylic light guide plate |
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Application publication date: 20180928 |
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