CN106216849B - Light guide plate laser accurate microfabrication device and method - Google Patents
Light guide plate laser accurate microfabrication device and method Download PDFInfo
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- CN106216849B CN106216849B CN201610803315.9A CN201610803315A CN106216849B CN 106216849 B CN106216849 B CN 106216849B CN 201610803315 A CN201610803315 A CN 201610803315A CN 106216849 B CN106216849 B CN 106216849B
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- guide plate
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Classifications
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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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
-
- 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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
-
- 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
-
- 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
- B23K26/70—Auxiliary operations or equipment
-
- 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
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
- B23K26/703—Cooling arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of light guide plate laser accurate microfabrication device and method.Including laser generating unit：For producing the laser required for processing.Transfer unit：For transmitting the light guide plate required for processing.Automatic aligning unit：Position adjustment is carried out for the light guide plate to processing.Sensing unit：For being positioned to processing with guide-lighting Board position.Control unit：For to controlling laser generating unit, transfer unit, automatic aligning unit, sensing unit in the laser processing procedure.Light guide plate device for dotting is carried out using laser according to the present invention, is not only suitable for processing light guide plate not of uniform size by fully automatic system, and greatly improves the precision and processing efficiency of light guide plate processing, the defect rate of workpiece is efficiently reduced.
Description
Technical field
The invention discloses a kind of light guide plate laser accurate microfabrication device and method, belong to high-end laser manufacturing equipment
And advanced machining technology field.
Background technology
The performance parameter such as the brightness of backlight module and uniformity directly affects the imaging quality of liquid crystal display (LCD).Liquid
Crystal display requires increasingly harsher in terms of brightness, colourity, therefore the also more and more higher of the requirement to backlight module.Light guide plate
Effect is the scattering direction for guiding light, for improving the uniformity of brightness and control brightness, therefore, the design and manufacture of light guide plate
It is one of key technology of backlight module.During light guide plate is developed, the performance of light guide plate is still decided by guide-lighting scattering
The distribution of site, and in current design method, there is the problem of net-pont design efficiency is low, effect can not be guaranteed.
Light emitting diode (LED) is a kind of solid-state cold light source, is (such as height after incandescent lamp, fluorescent lamp and high-intensity discharge lamp
Pressure sodium lamp and Metal halogen lamp) after forth generation new light sources, efficient high, photochromic pure, low in energy consumption, long lifespan, reliability and durability and nothing
The advantages of pollution, current LED plays important role as backlight in the market.In light guide plate the size of scattering netted dot and
Density decides brightness and the uniformity of output light.
At present, the manufacture method of light guide plate scattering netted dot has mould forming method, ink printing method and laser processing method etc., existing
With the presence of laser process equipment LASER Light Source quality differ, be easily caused that light guide plate scattering netted dot processing fraction defective is high and processing
The problem of efficiency is low.
The content of the invention
The invention reside in above-mentioned institute's produced problem is solved, it is an object of the invention to provide a kind of light guide plate laser accurate
Microfabrication device and method, it is not necessary to proper alignment manually is carried out to light guide plate on a moving belt, processing efficiency can be improved.Profit
Use multistage cooling device, it is ensured that the stability of LASER Light Source, improve the precision of light guide plate processing and the quality of processing.Using super
Sound wave thickness induction installation, realization is accurately positioned.By multiple unit co-ordinations, realize the processing of light guide plate scattering netted dot from
Dynamic metaplasia production.
The technology that is used to solve the above problems of the present invention is：
A kind of light guide plate laser accurate microfabrication device be it is a kind of utilize laser carry out light guide plate scattering netted dot processing
Device, including：
Delivery unit：For transmitting light guide plate to setting position, so that laser generating unit and machining cell are to light guide plate
It is scattered site processing；
Automatic aligning unit：For to light guide plate position adjustment；
Laser generating unit, is the lasing light emitter for being processed to light guide plate scattering netted dot；
Machining cell：Laser transfer direction for changing laser generating unit generation, realizes and the light guide plate is carried out
The component of processing；
Sensing unit：It is arranged at the laser Machining head of described machining cell, for being determined guide-lighting Board position
The component of position；
Mobile unit：It drives machining cell and laser generating unit movement；
Control unit：To described laser generating unit, machining cell, delivery unit, automatic aligning unit, sensing unit
It is controlled with mobile unit.
Further, the laser generating unit includes：Laser, cooling device and shutter device, described shutter dress
The front for being installed on laser is put, its laser for acting as exporting laser is changed into pulse laser from continuous laser, and
Pulse width is adjusted as needed；The cooling device is to ensure that the laser has stationary temperature.
The cooling device is the device cooled down using cooling water, and heat is taken away by circulating for cooling water,
Ensure the temperature stabilization of lasing light emitter.To keep the temperature of the cooling water constant, temperature is adjusted using 2 steps, by 2
The regulation of step, the range of temperature of lasing light emitter is controlled in a less scope.
Further, the cooling device includes main cooling end and supplement heat rejecter portion, and described supplement heat rejecter portion is series at
The delivery port of the main cooling end, and flowmeter and the first temperature sensor, the first temperature sensor are installed therebetween
The temperature of the laser measured controls electromagnetic flowmeter, and then controls the size of cooling water flow；The water outlet in supplement heat rejecter portion
Mouth installs second temperature sensor, the temperature of the laser measured by second temperature sensor, and then controls supplement heat rejecter portion
Cooling water is heated or cooled down.
Further, the automatic aligning unit includes a major axis, can be along its cunning provided with two on described major axis
The hollow sting of an inverted T-shaped is installed in dynamic sliding block, the bottom of each described sliding block, in described inverted T-shaped hollow sting
Two ends respectively insert a driving lever support, and the position that described driving lever support is inserted into hollow sting is adjustable, and passes through fixing device
It is fixed.
Further, the machining cell includes mirror part, and it is used to change the biography that laser occurs for laser generating unit
Pass direction；Frame is taken turns, it is used for, and the laser head is fixedly mounted and ultrasonic thickness sensor is installed, wheel frame and mobile unit
It is connected.
Further, the mirror part includes：Speculum, it is installed on the topmost of the wheel frame, changes described sharp
The direction of transfer of laser occurs for light generating unit, its direction is changed 90°, transmission downwards；Condenser lens, it is installed on the wheel
The foot of frame, focuses on the laser of the speculum transmission.
Further, the sensing unit includes ultrasonic thickness sensor, and ultrasonic thickness sensor is installed on laser
On wheel frame at processing head, it act as that by the thickness sense to light guide plate light guide plate positioning should be carried out, and by the position of light guide plate
Put and feed back to control unit.Control unit controls mobile platform motion according to the position of the light guide plate of feedback.
Further, the mobile unit includes mobile platform, and described mobile platform is installed the laser and occurred thereon
Unit and machining cell, the bottom of mobile platform are driven it along the direction vertical with transmission tape motion direction by two leading screws
Motion.
The method being processed using said apparatus to light guide plate is as follows：
Light guide plate is positioned over delivery unit by operating personnel, and it is automatic right that light guide plate is transported to by delivery unit by conveyer belt
At neat cell position, automatic aligning unit will put irregular light guide plate progress align center and put；
Light guide plate continues to forward under the driving of delivery unit, when light guide plate is sent to certain position, and sensing is single
Member is positioned to light guide plate, and the position of light guide plate is fed back into control unit, and control unit is signaled to mobile unit,
Mobile unit drive machining cell movement, make machining cell laser head be moved to light guide plate most edge start processing；
When light guide plate processes a row site, the feedback signal that control unit is received by sensing unit controls conveyer belt
Light guide plate is transmitted into certain distance；Then control unit control mobile unit carries out counter motion, so that carrying out second row
The processing of site；This process is so repeated until guide plate is machined.
The advantage of the invention is that：
1st, the automatic aligning device can reduce cost of labor, improve efficiency, realize pipelining.
2nd, the cooling device is cooled down by multistage, keeping temperature can effectively be stablized, be improved LASER Light Source quality.
3rd, the ultrasonic thickness induction installation, precisely can be positioned to light guide plate, reduce mismachining tolerance.
4th, the shutter device, can control Laser pulse time, so as to control the density of light guide plate mesh point.
5th, coordinate to carry out between each step, save the time, automaticity is high.
Brief description of the drawings
Relation block diagram between Fig. 1 delivery units, automatic aligning unit and control unit；
Relation block diagram between Fig. 2 mobile units, laser cell and machining cell sensing unit and control unit；
Fig. 3 system front views；
Fig. 4 system top views；
Fig. 5 automatic aligning device front views；
Fig. 6 automatic aligning device top views；
Fig. 7 cooling device structure charts；
In figure：1 is workbench；2nd, 3 be roller；4 be conveyer belt；5 be driving lever support；6 be support frame；7 be the ultrasonic thickness of convolution
Spend inductor；8 be condenser lens；9 be laser；10 be speculum；11 be wheel frame；12 be shutter device；13 be laser；14 are
Mobile platform；15 be the support of bearing；16 be support frame；17th, 18,19,22 be bearing；20th, 21 be turn-screw；23 be sliding block；
24 be Top fastening screw；25 be major axis；26 be hollow sting；27 be threaded hole；28 be main cooling end；29 be electromagnetic flowmeter；30
It is the first temperature sensor；31 be secondary cooling end；32 be second temperature sensor；33 be cooling chamber；34 be light guide plate.
Embodiment
Light guide plate laser accurate microfabrication device of the present invention and its method for processing are carried out below in conjunction with the accompanying drawings detailed
Description.
As shown in figure 1, being delivery unit, the automatic aligning unit of the light guide plate laser accurate microfabrication device of the present invention
And the graph of a relation between control unit；
Including：Delivery unit 202：It is used to transmit light guide plate to be scattered the mechanism of site processing；Automatic aligning
Unit 201：It is for the mechanism to being processed light guide plate position adjustment；Control unit 200：It is used to control unit；
The delivery unit 202 includes：Reference picture 3, roller 2,3, conveyer belt 4, it is used to convey in whole process
Processing light guide plate 34.
The automatic aligning unit 201 includes：Reference picture 5, Fig. 6, Top fastening screw 24, hollow sting 26, driving lever support 5,
Sliding block 23, major axis 25, threaded hole 27.
The alignment unit 201 is made up of identical Liang Zu mechanisms.Wherein mechanism connected mode is：Hollow sting 26 is
T-shaped, 2 driving lever supports 5 nest into the two ends of hollow sting 26 respectively, on hollow sting 26, there is two threaded holes 27, when dial
Bar support 5 is nested into after hollow sting 26, is clamped driving lever support 5 by Top fastening screw 24, the length of driving lever support 5
It can be adjusted by nesting into the distance of hollow sting 26, so be adapted to process the light guide plate of different sizes.
There is a cylindrical grip at the top of Top fastening screw, so can be more convenient by being operated manually.Hollow sting 26
The other end be connected with sliding block 23, sliding block 23 is connected with major axis 25, constitutes linear slider mechanism.Major axis is installed on support frame
On 6.25 Liang Zu mechanisms are symmetrical.Two sliding blocks 23 are connected to form linear slider mechanism with same major axis 25.Linear slider
Mechanism is moved back and forth in the presence of driving force, so as to drive the motion of the Liang Zu mechanisms of alignment unit 201.
Specific workflow in Fig. 1：Light guide plate 34 is positioned over conveyer belt 4, delivery unit 202 by reference picture 1, operating personnel
Light guide plate 34 is transported at the position of automatic aligning unit 201 by conveyer belt 4, the Liang Zu mechanisms of automatic aligning unit 201 exist
Under the motion of linear slider, irregular light guide plate 34 will be put carry out align center and put, the Liang Zu mechanisms, due to driving lever
The length that support 5 is nested in hollow sting 26 can be adjusted, therefore can be adapted to various sizes of light guide plate 34.Control unit
200 control each units are coordinated to carry out.
Fig. 2 is mobile unit, laser cell and the work sheet of the light guide plate laser accurate microfabrication device of the present invention
Relation block diagram between first sensing unit and control unit, it includes：
Mobile unit 203：Control the motion of machining cell and laser generating unit；Laser generating unit 204, it produces use
Laser required for light guide plate carries out site processing；Machining cell 205：It is used for the light guide plate mesh point and is processed；Sense
Answer unit 206：It is used for the guide-lighting Board position positioning of the processing；Control unit 200：It is used for the laser processing procedure
Middle control each unit.
Laser generating unit 204 includes：Reference picture 3, Fig. 4, shutter device 12；Laser 13.
Shutter device 12 is installed on the front of laser 13, and it act as making the output laser of laser 13 by continuity be swashed
Light is changed into pulse type laser.
The LASER Light Source being processed for light guide plate 34 occurs for laser 13, and the LASER Light Source that laser 13 is sent passes through
Shutter device 12 carries out pulse regulation to laser, continuous laser is changed into pulse laser, and can be adjusted according to product requirement
Its pulsewidth width is saved, makes to form the point that density is not waited on light guide plate 34.
Present invention control causes laser 13 to produce continuous laser, but in order to produce what density was not waited in light guide plate 34
Point, so by shutter device 12, the laser of output is controlled to adjust pulse width according to product requirement, it is different to meet production
The light guide plate of demand.
Substantial amounts of heat must be produced because shutter device 12 causes laser pulse for a long time to change, during this,
And laser 13 is sensitive to temperature sense, in order to ensure that laser exports the high-quality of laser, therefore the present invention takes cooling
Device S.
Cooling device S includes：Reference picture 7, main cooling end 28；Electromagnetic flowmeter 29；First temperature sensor 30；Pair cooling
Portion 31；Second temperature sensor 32；Laser 13；Cooling chamber 33.
In order to ensure stationary temperature, cooling device of the invention mainly controls temperature by cooling water flow.This hair
It is bright to be cooled down using 2 steps.First temperature sensor 30 senses the real time temperature of laser 13, and by temperature feedback to control
Unit processed, by controlling the control of electromagnetic flowmeter 29 by the uninterrupted of tube-cooled water, electromagnetic flowmeter 29 is to flow
Control accuracy can reach 0.5%, and temperature regulating range error can be can reach to ± 0.3 DEG C, second step by this step
Set objective temperature is compared by second temperature sensor 32, cooling water in pipeline carried out by supplement heat rejecter portion 31
Heating is cooled down, and ± 0.1 DEG C or so of temperature can be adjusted in the process, therefore can realize the temperature difference by two steps
Scope is at ± 0.2 DEG C or so.
Cooling device specific workflow：Reference picture 7, the main cooling water of cooling end 28 injects cooling chamber 33 by pipeline, swashs
Light device 13 is placed in cooling chamber 33, laser 13 be cooled water encirclement, bad flowing is followed by cooling water and takes away heat.Work as laser
When 13 temperature are raised, the real time temperature of laser 13 is fed back to control unit by the first temperature sensor 30, and then controls electromagnetism
Flowmeter 29 increases the flow of cooling water, on the contrary, when the temperature of laser 13 is reduced, electromagnetic flowmeter 29 reduces the stream of cooling water
Amount.Essence is further carried out because the temperature range that main cooling end 28 is adjusted is more relatively large, therefore by supplement heat rejecter portion 31
Temperature feedback to control unit, is then compared by close regulation, second temperature inductor 32 with set objective temperature, and control is single
Member is precisely controlled temperature by controlling supplement heat rejecter portion to heat or cool down the cooling water by pipeline so as to realize.
Machining cell 205 includes：Reference picture 3, Fig. 4, condenser lens 8；Laser 9；Speculum 10；Take turns frame 11.
Speculum 10, it is installed on the topmost of the wheel frame, changes the biography for the laser 9 that the laser generating unit occurs
Pass direction；Condenser lens 8, it is installed on the foot of the wheel frame 11, focuses on the laser 9 of the speculum transmission.
Speculum 10 and condenser lens 8 are arranged on wheel frame 11, by the laser of shutter device speculum 10 effect
Under make laser transfer direction change 90 degree, condenser lens 8 be delivered to after the laser of transmission is focused light guide plate 34 be used for into
The generation of row site.
Sensing unit 206 includes：Reference picture 3, ultrasonic thickness inductor 7.
Ultrasonic thickness inductor 7 is arranged on the foot of wheel frame 11.
Mobile unit 203 includes：Reference picture 3, Fig. 4, mobile platform 14；The support of bearing 15；Bearing block 17,18,19,22；
Turn-screw 20,21.
Mobile platform 14, it is used for the installation of the laser emission element and the machining cell, and for driving institute
State the motion of laser generating unit and its machining cell.Leading screw 20,21 is moved with being installed on the bearing block of machine table support frame 16
Moving platform 14 is connected with leading screw 20,21, constitutes lead screw transmission.
Laser generating unit is placed in mobile platform 14, and machining cell is connected with mobile platform 14.Mobile platform 14 exists
Moved in the presence of two turn-screws 20,21, because laser generating unit and machining cell are placed in mobile platform 14,
Therefore drive lead screw can drive laser generating unit and machining cell to move simultaneously.
The course of work of Fig. 2 parts is as follows：、
When light guide plate 34 is sent to certain position, ultrasonic thickness sensor 7 is positioned to light guide plate 34, and will be led
The position of tabula rasa 34 feeds back to control unit 200, and control unit 200 sends signal by mobile unit 203, controls turn-screw
Motion, drive machining cell 205 move, make machining cell 205 laser head be moved to light guide plate 33 most edge start processing,
When light guide plate 34 processes a row site, the feedback signal that control unit 200 is received by sensing unit 206 controls conveyer belt
Light guide plate 34 is transmitted certain distance by 4, and this distance is set in advance according to the density requirements of required light guide plate mesh point.So
Control machining cell 205 carries out counter motion by lead screw transmission afterwards, so that carrying out the processing of second row site.This adds
Work process is so repeated.
The specific operating method of light guide plate laser accurate microfabrication device of the present invention is as follows：
1st, light guide plate is put on conveyer belt by operating personnel.
2nd, when light guide plate is transmitted certain position by conveyer belt, automatic aligning unit ajusts light guide plate, is at transmission
Band center.
3rd, conveyer belt continues light guide plate being sent to Working position, and ultrasonic thickness inductor feeds back the position of light guide plate
To control centre, control centre's control mobile unit, machining cell, laser generating unit, so as to be processed to light guide plate.
Light guide plate device for dotting is carried out using laser according to the present invention, it is big to be not only suitable for processing by fully automatic system
The small light guide plate differed, and the precision and processing efficiency of light guide plate processing are greatly improved, efficiently reduce time of workpiece
Product rate.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, not to present invention protection model
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deform still within protection scope of the present invention that creative work can make.
Claims (8)
1. a kind of light guide plate laser accurate microfabrication device, it is characterised in that including：
Delivery unit：For transmitting light guide plate to setting position, so that laser generating unit and machining cell are carried out to light guide plate
Scattering netted dot is processed；
Automatic aligning unit：For to light guide plate position adjustment, including a major axis, provided with two energy edges on described major axis
The hollow sting of an inverted T-shaped is installed in its sliding block slided, the bottom of each described sliding block, in the described hollow branch of inverted T-shaped
The two ends of frame respectively insert a driving lever support, and the position that described driving lever support is inserted into hollow sting is adjustable, and passes through fixation
Device is fixed；
Laser generating unit, is the lasing light emitter for being processed to light guide plate scattering netted dot, including laser, cooling device and
Shutter device, described shutter device is installed on the front of laser, and the laser that laser is exported is changed into from continuous laser
Pulse laser, and pulse width is adjusted as needed；The cooling device makes the laser have stationary temperature；
Machining cell：Laser transfer direction for changing laser generating unit generation, realization is processed to the light guide plate
Component；
Sensing unit：It is arranged at the laser Machining head of described machining cell, for what is positioned to guide-lighting Board position
Component；
Mobile unit：It drives machining cell and laser generating unit movement；
Control unit：To described laser generating unit, machining cell, delivery unit, automatic aligning unit, sensing unit and shifting
Moving cell is controlled.
2. light guide plate laser accurate microfabrication device as claimed in claim 1, it is characterised in that the cooling device includes
Main cooling end and supplement heat rejecter portion, described supplement heat rejecter portion is series at the delivery port of the main cooling end, and therebetween
Flowmeter and the first temperature sensor be installed, the temperature of the laser that the first temperature sensor is measured controls Electromagnetic Flow
Meter, and then control the size of cooling water flow；The delivery port in supplement heat rejecter portion installs second temperature sensor, passes through second temperature
The temperature for the laser that sensor is measured, and then control supplement heat rejecter portion to heat or cool down cooling water.
3. light guide plate laser accurate microfabrication device as claimed in claim 1, it is characterised in that the mobile unit includes
Mobile platform, described mobile platform installs the laser generating unit and machining cell thereon, the bottom of mobile platform by
Two leading screws drive it along the direction vertical with transmission tape motion direction and moved.
4. light guide plate laser accurate microfabrication device as claimed in claim 1, it is characterised in that the machining cell includes
Mirror part and wheel frame, described mirror part are used to change the direction of transfer that laser occurs for laser generating unit；Described wheel
Frame is used for laser fixed installation and the installation of sensing unit.
5. light guide plate laser accurate microfabrication device as claimed in claim 4, it is characterised in that the mirror part includes
Speculum and condenser lens, described speculum are installed on the topmost of the wheel frame, change the laser generating unit and occur
The direction of transfer of laser, makes its direction change 90°, transmission downwards；Described condenser lens, it is installed on the most lower of the wheel frame
Portion, focuses on the laser of the speculum transmission.
6. light guide plate laser accurate microfabrication device as claimed in claim 4, it is characterised in that described sensing unit peace
Bottom loaded on wheel frame, it should carry out light guide plate positioning by the thickness sense to light guide plate, and the position of light guide plate is fed back to
Described control unit, control unit controls mobile unit to move according to the position of the light guide plate of feedback.
7. the light guide plate laser accurate microfabrication device as described in claim 1 or 6, it is characterised in that the sensing unit
Including ultrasonic thickness sensor.
8. the method being processed using the device described in claim 1 to light guide plate, it is characterised in that as follows：
Light guide plate is positioned over delivery unit by operating personnel, and light guide plate is transported to automatic aligning list by delivery unit by conveyer belt
At first position, automatic aligning unit will put irregular light guide plate progress align center and put；
Light guide plate continues to forward under the driving of delivery unit, when light guide plate is sent to certain position, sensing unit pair
Light guide plate is positioned, and the position of light guide plate is fed back into control unit, and control unit is signaled to mobile unit, mobile
Unit drive machining cell movement, make machining cell laser head be moved to light guide plate most edge start processing；
When light guide plate processes a row site, the feedback signal control conveyer belt that control unit is received by sensing unit will be led
Tabula rasa transmits certain distance；Then control unit control mobile unit carries out counter motion, so that carrying out second row site
Processing；This process is so repeated until guide plate is machined.
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| CN201610803315.9A CN106216849B (en) | 2016-09-05 | 2016-09-05 | Light guide plate laser accurate microfabrication device and method |
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| CN201610803315.9A CN106216849B (en) | 2016-09-05 | 2016-09-05 | Light guide plate laser accurate microfabrication device and method |
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| CN106735874B (en) * | 2016-12-27 | 2018-05-11 | 青岛理工大学 | A kind of apparatus and method of femtosecond laser parallel processing light guide plate scattering netted dot |
| CN106825947B (en) * | 2016-12-28 | 2019-01-25 | 青岛理工大学 | Light guide plate laser accurate microfabrication, cleaning and suction means |
| CN106964903A (en) * | 2017-03-31 | 2017-07-21 | 苏州川普光电有限公司 | A kind of process equipment of high-precision light guide plate |
| DE102018125620A1 (en) * | 2018-10-16 | 2020-04-16 | Schuler Pressen Gmbh | Method and device for cutting a sheet metal blank from a continuously conveyed sheet metal strip |
| CN114473273B (en) * | 2022-03-14 | 2023-01-20 | 二重（德阳）重型装备有限公司 | Liquid cooling support tool for plug-in type connecting pipe and anti-deformation method for reactor core measuring pipe |
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| KR101008902B1 (en) * | 2010-07-12 | 2011-01-17 | 레이져라이팅(주) | Apparatus for processing light guide plate with laser having rotative motor as source of driving force |
| CN105364300A (en) * | 2015-11-20 | 2016-03-02 | 苏州光韵达光电科技有限公司 | Laser machining device for light guide plate |
| CN205254340U (en) * | 2015-11-22 | 2016-05-25 | 苏州光韵达光电科技有限公司 | Light guide plate processing equipment |
| CN105269155B (en) * | 2015-11-24 | 2017-08-25 | 深圳市便携电子科技有限公司 | A kind of solar battery sheet laser scribing means and its processing method |
| CN205967819U (en) * | 2016-09-05 | 2017-02-22 | 青岛理工大学 | Accurate fine processingequipment of light guide plate laser |
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- 2016-09-05 CN CN201610803315.9A patent/CN106216849B/en active Active
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