CN204657748U - The CO2 laser multiple beam high speed beam slotting device of backlight processing - Google Patents
The CO2 laser multiple beam high speed beam slotting device of backlight processing Download PDFInfo
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- CN204657748U CN204657748U CN201520355865.XU CN201520355865U CN204657748U CN 204657748 U CN204657748 U CN 204657748U CN 201520355865 U CN201520355865 U CN 201520355865U CN 204657748 U CN204657748 U CN 204657748U
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Abstract
The utility model relates to the CO of backlight processing
2laser multiple beam high speed beam slotting device, the light path output of laser instrument is furnished with beam expanding lens, the light path output of beam expanding lens is provided with 45 degree of plane mirrors, the reflection output of 45 degree of plane mirrors is furnished with beam splitter, the light path output of beam splitter arranges plano-convex focusing lens, and the transmission output of plano-convex focusing lens is right against high speed precise motion platform.CO
2the laser that laser instrument sends is through the process of optical beam-expanding focusing transform, and making it produce needs laser facula and the energy of size; Drive the movement of rapidoprint by motion platform with suitable high-speed motion again, thus on rapidoprint, form required size and the groove of length, width and the degree of depth in order to leaded light; By introducing beam splitter, realizing multiple beam and processing simultaneously, not only improve working (machining) efficiency but also can energy utilization rate be improved.
Description
Technical field
The utility model relates to a kind of CO for backlight processing
2laser multiple beam high speed beam slotting device, belongs to laser equipment technical field.
Background technology
At present, the method for the processing of large format backlight has following several:
1) typography method: first go out a film according to optical requirement, then transfer on a screen template, the clean silk screen plate of cleaning silk is (because silk screen plate acid corrosion out, acid to be washed), again silk screen plate contraposition is placed on working plate well, on silk screen plate, scrape a kind of ink special, finally use oven for drying.The operation of this process is many, and the acid that is corrosive produces, and ink is poisonous, and not environmentally, the starting point of manual printing local ink that is local and that finally mention is more, and can affect the guide-lighting quality of quality, baking oven baking product is yielding and yield rate is lower, but efficiency is very fast.
2) traditional motion platform moves and CO
2laser processing technology: this technique overcomes the many bad place of typography, non-corrosiveness acid, without the poison that ink produces, without printing starting point and terminal heavy oil ink phenomenon, also without the problem that operation is many, due to motion platform finite rate and single beam processing, therefore efficiency is lower.
3) high-speed vibrating mirror is swept and CO
2laser processing technology: this technique drives reflecting optics (very light weight by optical scanner, about 100 grams), form laser motion by lens reflecting laser, therefore in motion, speed can improve a lot, and improves 1 ~ 2 times than the bulk velocity of traditional motion platform.This process, non-corrosiveness acid, without the poison that ink produces, without starting and terminal point heavy oil ink phenomenon, without percent defective, efficiency is higher, but this process is only applicable to process casting plate.
Summary of the invention
The purpose of this utility model is the deficiency overcoming prior art existence, provides a kind of CO for backlight processing
2laser multiple beam high speed beam slotting device.
The purpose of this utility model is achieved through the following technical solutions:
The CO of backlight processing
2laser multiple beam high speed beam slotting device, feature is: the light path output of laser instrument is furnished with beam expanding lens, the light path output of beam expanding lens is provided with 45 degree of plane mirrors, the reflection output of 45 degree of plane mirrors is furnished with beam splitter, the light path output of beam splitter arranges plano-convex focusing lens, the transmission output of plano-convex focusing lens is right against high speed precise motion platform, described high speed precise motion platform comprises X-axis delivery unit, Y-axis delivery unit and high temperature resistant aluminum base plate, X-axis delivery unit comprises X-axis slide rail and controls the motor of X-axis slide rail motion, Y-axis delivery unit comprises Y-axis slide rail and controls the motor of Y-axis slide rail motion, high temperature resistant aluminum base plate is placed on the Y-axis slide rail of Y-axis delivery unit, lightguide plate fixing sample on high temperature resistant aluminum base plate, described 45 degree of plane mirrors, beam splitter and plano-convex focusing lens are integrally fixed on the X-axis slide rail of X-axis delivery unit.
Further, the CO of above-mentioned backlight processing
2laser multiple beam high speed beam slotting device, wherein, between described laser instrument and beam expanding lens, light path is provided with the optical gate for controlling laser switch light.
Further, the CO of above-mentioned backlight processing
2laser multiple beam high speed beam slotting device, wherein, described laser instrument to be wavelength the be CO of 10.6 μm
2microsecond pulse laser instrument.
Further, the CO of above-mentioned backlight processing
2laser multiple beam high speed beam slotting device, wherein, described beam splitter is the diffraction shaping element for single beam laser bundle being divided into two or more multiple light beam.
Substantive distinguishing features and the progress of technical solutions of the utility model are mainly reflected in:
In conjunction with laser dotting technique and high-velocity scanning motion control technique, by by CO
2the laser that laser instrument sends is through the process of optical beam-expanding focusing transform, and making it produce needs laser facula and the energy of size; Drive the movement of rapidoprint by motion platform with suitable high-speed motion again, thus on rapidoprint, form required size and the groove of length, width and the degree of depth in order to leaded light; By introducing beam splitter, realizing multiple beam and processing simultaneously, not only improve working (machining) efficiency but also can energy utilization rate be improved.Large format flat-panel monitor industry, the light source industry of lamp box advertisement and Uniform Illumination industry can be widely used in.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
Fig. 1: the structural representation of the utility model device.
Detailed description of the invention
As shown in Figure 1, the CO of backlight processing
2laser multiple beam high speed beam slotting device, the light path output of laser instrument 1 is furnished with optical gate 2, beam expanding lens 3 successively, laser instrument 1 to be wavelength the be CO of 10.6 μm
2microsecond pulse laser instrument, optical gate 2 is for controlling laser switch light, the light path output of beam expanding lens 3 is provided with 45 degree of plane mirrors 4, the reflection output of 45 degree of plane mirrors 4 is furnished with beam splitter 5, beam splitter 5 is the diffraction shaping elements for single beam laser bundle being divided into two or more multiple light beam, the light path output of beam splitter 5 arranges plano-convex focusing lens 6, the transmission output of plano-convex focusing lens 6 is right against high speed precise motion platform 7, high speed precise motion platform 7 comprises X-axis delivery unit, Y-axis delivery unit and high temperature resistant aluminum base plate, X-axis delivery unit comprises X-axis slide rail and controls the motor of X-axis slide rail motion, Y-axis delivery unit comprises Y-axis slide rail and controls the motor of Y-axis slide rail motion, high temperature resistant aluminum base plate is placed on the Y-axis slide rail of Y-axis delivery unit, lightguide plate fixing sample on high temperature resistant aluminum base plate, described 45 degree of plane mirrors 4, beam splitter 5 and plano-convex focusing lens 6 are integrally fixed on the X-axis slide rail of X-axis delivery unit.
During embody rule, workpiece to be processed is fixed on high speed precise motion platform 7, CO
2microsecond pulse laser instrument 1 sends laser by optical gate 2 gauge tap light, beam expanding lens 3 is entered when opening the light, the amplification of light beam is realized through the beam expanding lens 3 of adjustable multiple, beam splitter 5 is entered after 45 degree of plane mirrors 4, single laser beam is divided into multiple light beams of two bundles or more by beam splitter 5, there is angle in the direction of illumination of multiple light beam, all focus on high speed precise motion platform 7 by plano-convex focusing lens 6, when light beam arrives high speed precise motion platform 7, due to the existence of direction of illumination angle, between light beam, there is interval, and interval between adjacent beams is equal; In addition, beam splitter 5 rotates in residing horizontal plane, the multiple light beams obtained are rotated on horizontal plane direction, namely its multiple hot spots obtained on high speed precise motion platform 7 with the center of former multiple hot spot for round dot and beam splitter 5 synchronous rotary, namely by changing vertical range in the Angulation changes Y direction put after beam splitting; Arrive high speed precise motion platform 7, laser action is on machined material, and machined material is by the micro-hole of thermosetting, and optical gate 2 controls speed-sensitive switch laser, get 4000 ~ 8000 micro-holes each second, then make it on space plane, form several micro-hole by the motion of high speed precise motion platform 7.High speed precise motion platform 7 is 4m/s in X axis translational speed, and after X-direction machines, Y-axis moves to next line with 100mm/s, continues processing; By controlling the movement velocity of high speed precise motion platform 7 and controlling the path of scanning motion in conjunction with computer, machined material plane forms micro-hole of several different densities distribution.The length in micro-hole is 150 ~ 900 μm, and width is 100 ~ 200 μm, and the degree of depth is 80 ~ 150 μm.
Adopt CO
2laser is processed, CO
2the laser (wavelength is 10.6um) of this wavelength is easy to absorb concerning acrylic material, and the high-energy-density that high-peak power provides can act on material surface by fuel factor and reach material ablation effect, and micro-hole of generation can be used for leaded light; Due to the CO used
2the power of laser instrument is greater than 150W, and therefore for process velocity provides guarantee, the size in the micro-hole processed in addition also can realize by regulating energy of lasers thus meet processing request.
Moving sweep part adopts XY high speed precise motion platform 7, and this platform in the X-axis direction translational speed can reach 4m/s.In order to meet breadth requirement, breadth is 1290mm × 1900mm to the maximum.
In conjunction with laser dotting technique and high-velocity scanning motion control technique, by by CO
2the laser that laser instrument sends carries out Focussing in real time through the process of optical beam-expanding focusing transform and according to scanning angle, and making it produce needs laser facula and the energy of size.Driven the movement of sample again with suitable high-speed motion by mobile platform, thus micro-hole of the length of size needed for being formed on rapidoprint, width and the degree of depth is in order to leaded light, multiple light beam carries out operation simultaneously, and production efficiency improves greatly.The utility model can be widely used in large format flat-panel monitor industry, the light source industry of lamp box advertisement and Uniform Illumination industry.
Due to the intervention that multiple beam is processed simultaneously, efficiency improves several times, adopts high-speed motion platform to significantly improve efficiency simultaneously.Not only can be used for processing casting plate, also can be used for processing stripper plate.
It is to be understood that: the above is only preferred embodiment of the present utility model; for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. the CO of backlight processing
2laser multiple beam high speed beam slotting device, it is characterized in that: the light path output of laser instrument (1) is furnished with beam expanding lens (3), the light path output of beam expanding lens (3) is provided with 45 degree of plane mirrors (4), the reflection output of 45 degree of plane mirrors (4) is furnished with beam splitter (5), the light path output of beam splitter (5) arranges plano-convex focusing lens (6), the transmission output of plano-convex focusing lens (6) is right against high speed precise motion platform (7), described high speed precise motion platform (7) comprises X-axis delivery unit, Y-axis delivery unit and high temperature resistant aluminum base plate, X-axis delivery unit comprises X-axis slide rail and controls the motor of X-axis slide rail motion, Y-axis delivery unit comprises Y-axis slide rail and controls the motor of Y-axis slide rail motion, high temperature resistant aluminum base plate is placed on the Y-axis slide rail of Y-axis delivery unit, lightguide plate fixing sample on high temperature resistant aluminum base plate, described 45 degree of plane mirrors (4), beam splitter (5) and plano-convex focusing lens (6) are integrally fixed on the X-axis slide rail of X-axis delivery unit.
2. the CO of backlight processing according to claim 1
2laser multiple beam high speed beam slotting device, is characterized in that: between described laser instrument (1) and beam expanding lens (3), light path is provided with the optical gate (2) for controlling laser switch light.
3. the CO of backlight processing according to claim 1
2laser multiple beam high speed beam slotting device, is characterized in that: described laser instrument (1) to be wavelength the be CO of 10.6 μm
2microsecond pulse laser instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520355865.XU CN204657748U (en) | 2015-05-28 | 2015-05-28 | The CO2 laser multiple beam high speed beam slotting device of backlight processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520355865.XU CN204657748U (en) | 2015-05-28 | 2015-05-28 | The CO2 laser multiple beam high speed beam slotting device of backlight processing |
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| CN204657748U true CN204657748U (en) | 2015-09-23 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858550A (en) * | 2015-05-28 | 2015-08-26 | 苏州德龙激光股份有限公司 | CO2 laser multi-beam high-speed slotting device for backlight source processing and method thereof |
| CN106707402A (en) * | 2017-01-11 | 2017-05-24 | 青岛骐骥光电科技有限公司 | Device and method for solving Hotspot problem of side-inlet type light guide plate |
| CN106735920A (en) * | 2016-12-21 | 2017-05-31 | 合肥泰沃达智能装备有限公司 | The laser equipment of the multiple points of multiple planes can simultaneously be processed |
| CN107199404A (en) * | 2017-06-07 | 2017-09-26 | 湖北工业大学 | The optical chip array system of processing and method of ultrafast laser |
| CN107414321A (en) * | 2017-09-27 | 2017-12-01 | 杨沁玥 | A kind of teeth groove laser cutting parameter |
| CN108321246A (en) * | 2017-12-19 | 2018-07-24 | 君泰创新（北京）科技有限公司 | One kind removing membrane processing method and equipment |
| CN113828928A (en) * | 2021-10-13 | 2021-12-24 | 浙江师范大学 | Device and method for processing multiple parallel photovoltaic synergistic micro-nano structures |
-
2015
- 2015-05-28 CN CN201520355865.XU patent/CN204657748U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858550A (en) * | 2015-05-28 | 2015-08-26 | 苏州德龙激光股份有限公司 | CO2 laser multi-beam high-speed slotting device for backlight source processing and method thereof |
| CN106735920A (en) * | 2016-12-21 | 2017-05-31 | 合肥泰沃达智能装备有限公司 | The laser equipment of the multiple points of multiple planes can simultaneously be processed |
| CN106707402A (en) * | 2017-01-11 | 2017-05-24 | 青岛骐骥光电科技有限公司 | Device and method for solving Hotspot problem of side-inlet type light guide plate |
| CN106707402B (en) * | 2017-01-11 | 2019-04-23 | 青岛骐骥光电科技有限公司 | A method of solving the problems, such as edge-type light guide plate Hotspot |
| CN107199404A (en) * | 2017-06-07 | 2017-09-26 | 湖北工业大学 | The optical chip array system of processing and method of ultrafast laser |
| CN107414321A (en) * | 2017-09-27 | 2017-12-01 | 杨沁玥 | A kind of teeth groove laser cutting parameter |
| CN108321246A (en) * | 2017-12-19 | 2018-07-24 | 君泰创新（北京）科技有限公司 | One kind removing membrane processing method and equipment |
| CN113828928A (en) * | 2021-10-13 | 2021-12-24 | 浙江师范大学 | Device and method for processing multiple parallel photovoltaic synergistic micro-nano structures |
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