CN101436627A - Device for implementing high-power LED fluorescent powder coating on-line autocontrol light color - Google Patents
Device for implementing high-power LED fluorescent powder coating on-line autocontrol light color Download PDFInfo
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- 238000000576 coating method Methods 0.000 title claims abstract description 36
- 239000011248 coating agent Substances 0.000 title claims abstract description 31
- 239000000843 powder Substances 0.000 title claims abstract description 31
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 31
- 239000011265 semifinished product Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 14
- 238000012360 testing method Methods 0.000 claims description 3
- 239000000047 product Substances 0.000 description 19
- 239000003292 glue Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004445 quantitative analysis Methods 0.000 description 2
- 230000009193 crawling Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The invention discloses an online automatic light color control device for realizing the fluorescent powder coating of a large-power LED. The device is characterized in that the device comprises an input system, an identification system, a measuring system, an analytic system, a control system, an operating system, an output system and a power supply system which are in electric connection. The device has the advantages of the online automatic light color control of the fluorescent powder coating of the large-power LED.
Description
Technical field
The present invention relates to a kind of high-power LED fluorescent powder apparatus for coating, is a kind of device of realizing implementing high-power LED fluorescent powder coating on-line autocontrol light color specifically.
Background technology
At present, the generation technique of some kinds of LED white lights is arranged in the world, mainstream technology wherein is to excite yellow fluorescent powder to produce white light with blue chip, and this relates to the problem of fluorescent material coating.The coating of fluorescent material is directly connected to the uniformity and the luminous efficiency of the photochromic performance of white light LEDs, photochromic spatial distribution.The proportioning of these performances of product and bare chip parameter, support parameter, phosphor gel, the chromaticity coordinates (x of fluorescent material, y), the graphical coating of phosphor gel amount and phosphor gel is directly related, therefore, in the encapsulation of carrying out great power LED was produced, the device of implementing the high-power LED fluorescent powder coating just seemed very important.Existing in the market high-power LED fluorescent powder apparatus for coating mainly all is a control phosphor gel amount, its fluorescent-powder coating method mainly is divided into two kinds: a kind of is manually quantitatively to put glue by the precise glue dispensing machine by photochromic tester, must add, subtract the glue amount repeatedly for reaching desired parameter.This method is more general, can only control the phosphor gel amount roughly, can not carry out the graphical coating of phosphor gel, therefore, because influencing the phosphor gel amount of the photochromic performance of product is controlled roughly, so the photochromic performance of product is passable, but because the fluorescent material coating is not patterned, crawling is even, formed phosphor powder layer is inhomogeneous, irregular, can not make five faces of chip light emitting wrap up in layer of fluorescent powder equably, the uniformity of phosphor powder layer is directly connected to the uniformity of the spatial distribution of the light that chip sends, so the spatial distribution of the light that chip sends is inhomogeneous, causes the photochromic consistency of product very poor, the irregular light that chip is sent of phosphor powder layer reflects in lens inside, refraction loss has reduced the luminous efficiency of product.In addition, because operation manually, speed is quite slow; A kind of is volume and the shape of measuring reflector on a group or a few pack support by CCD, manually determines the glue amount, utilizes the precise glue dispensing machine to carry out mechanization then and quantitatively puts glue.This mode is quite high to the coherence request of support and chip, and the hypothesis of its work is: the performance parameter of the size of all supports, size and all chips is on all four.This method speed is fast, but the glue amount of fluorescent material coating is impossible in full accordly not to be effectively controlled because of the performance parameter of size, size and all chips of all supports in fact, and this mode is not implemented graphical coating to the coating of phosphor gel yet, the not only photochromic performance of product processed does not include like this, and photochromic spatial distribution is also inhomogeneous.In addition, also has a kind of high-power LED fluorescent powder apparatus for coating on the market, it can implement the graphical coating of high-power LED fluorescent powder glue, but it can not control the glue amount exactly, the photochromic spatial distribution of product processed is even like this, but the photochromic performance of product is bad, causes the photochromic consistency of product poor.There just do not have a kind of high-power LED fluorescent powder apparatus for coating product processed both to satisfy photochromic performance in the market to be good at all, it is uniform to satisfy photochromic spatial distribution again, this has influenced the development of the development of semiconductor lighting, particularly large power white light LED to a certain extent.
Summary of the invention
The device that the purpose of this invention is to provide a kind of implementing high-power LED fluorescent powder coating on-line autocontrol light color.
Purpose of the present invention is achieved through the following technical solutions.
A kind of device of realizing implementing high-power LED fluorescent powder coating on-line autocontrol light color, it is characterized in that: described device comprises input system, recognition system, measuring system, analytical system, control system, operating system, output system and electric power system, and input system, recognition system, measuring system, analytical system, control system, operating system, output system are electrically connected mutually with electric power system.
The workflow of described device is as follows:
1. input system, recognition system and measuring system offer analytical system with semi-finished product fluorescent tube parameter, phosphor gel parameter, parameter that fluorescent tube requires, rack characteristic parameter and tube clamper image information;
2. analytical system is analyzed semi-finished product fluorescent tube parameter, phosphor gel parameter, parameter that fluorescent tube requires, rack characteristic parameter and tube clamper image, calculate the phosphor gel amount of shower nozzle ejection, the movement locus of shower nozzle and the movement locus of tube clamper are exported to control system;
3. control system is finished the task that fluorescent material is coated with by the control operation system, and simultaneously, in whole fluorescent material coating process, test macro is monitored the photochromic of semi-finished product fluorescent tube at any time, at any time the semi-finished product fluorescent tube parameter that measures is fed back to analytical system;
4. output system is that prompting is done in proper operation;
5. electric power system provides suitable power supply for each system, guarantees each system's operate as normal.
The present invention compared with prior art has the following advantages.
This device is made of input system, recognition system, measuring system, analytical system, control system, operating system, output system and electric power system.Input system is to be used to import various parameters and instruction, recognition system identification light pipe clamp image coordinate, measuring system is measured the various performance parameters of semi-finished product fluorescent tube, analytical system is analyzed, is calculated Various types of data, parameter and image, the normal operation of control system control, coordinated manipulation system, operating system is specifically implemented the movement locus of action of shower nozzle point glue and anchor clamps, output system is the image that shows various performance parameters and instruction and identification, and electric power system provides suitable power supply for each system.Analytical system is as the information processing centre of whole device, by data and graphical analysis and the calculating that input system, recognition system and measuring system are provided, promptly to semi-finished product fluorescent tube parameter, phosphor gel parameter, rack characteristic parameter and tube clamper image and parameter analysis that fluorescent tube requires, calculate the phosphor gel amount of shower nozzle ejection, the movement locus of shower nozzle and the movement locus of tube clamper are exported to control system then.Control system is finished the task of fluorescent material coating by the control operation system, simultaneously, in whole fluorescent material coating process, measuring system is monitored the photochromic of semi-finished product fluorescent tube at any time, at any time the semi-finished product fluorescent tube optical color parameter that measures is flowed to analytical system.As the ancillary equipment of device, output system is to do prompting for this device of proper operation, and electric power system provides suitable power supply for each system, guarantees each system's operate as normal.Full automatic mechanized operation, faster than artificial glue speed, by analytical system quantitative analysis and self feedback of device, the photochromic performance of product is good, and photochromic spatial distribution is even, the photochromic high conformity of product like this, yields height.Whole high-power LED fluorescent powder coating process is automation, and its product processed has photochromic performance and photochromic spatial distribution uniformity is all fine, photochromic high conformity, and the advantage that yields is high, and also some glue speed is fast, is well suited for requirements of large-scale production.
Description of drawings
Fig. 1 is coated with Butut for existing high-power LED fluorescent powder;
Fig. 2 is coated with Butut for high-power LED fluorescent powder of the present invention;
Fig. 3 is the structural representation of the device of implementing high-power LED fluorescent powder coating on-line autocontrol light color of the present invention;
Fig. 4 is the operation workflow schematic diagram of the device of implementing high-power LED fluorescent powder coating on-line autocontrol light color of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
In Fig. 1, last figure is the result of general coating, and phosphor powder layer was both inhomogeneous, and was also irregular, and in Fig. 2, all as having wrapped up in layer of fluorescent powder, phosphor gel covers chip surface evenly, regularly on five faces of chip light emitting.
In Fig. 3, high-power LED fluorescent powder apparatus for coating of the present invention mainly comprises following a few major part: input system, recognition system, measuring system, analytical system, control system, operating system, output system and electric power system.
In Fig. 4, input system is the input port as whole device, comprises instruments such as picture keyboard, mouse, touch-screen, and at first (proportioning, (x, y)), fluorescent tube require parameter (λ to the parameter of input system input phosphor gel
P, λ
d, (x, y), the photochromic spatial distribution uniformity) and supporting structure characteristic parameter (size); Recognition system is a CCD, and the semi-finished product fluorescent tube is carried out the identification of image, obtains the picture position ((x, y)) of tube clamper; Measuring system is the photochromic tester of a cover, the parameter (λ of test semi-finished product fluorescent tube
P, λ
d, (x, y), the photochromic spatial distribution uniformity); Analytical system and control system are collectively referred to as a surface-mounted integrated circuit and application software, wherein analytical system is then handled the data and the image of input system, recognition system and measuring system, provide the phosphor gel amount of shower nozzle, the movement locus and the tube clamper movement locus of shower nozzle then, and these results are issued control system; Operating system is the some glue instrument of device and makes the equipment of clamp movement, and operating system makes the shower nozzle of phosphor gel and tube clamper orbiting motion and the semi-finished product fluorescent tube carried out the fluorescent material coating on request under the indication of control system.In the whole process of fluorescent material coating, measuring system is always to each parameter (λ of semi-finished product fluorescent tube
P, λ
d, (x, y), the photochromic spatial distribution uniformity) carry out monitoring, at any time the semi-finished product fluorescent tube parameter that measures is flowed to analytical system, by the analysis of analytical system to these parameters, the phosphor gel amount of shower nozzle ejection, the movement locus and the tube clamper movement locus of phosphor gel shower nozzle are revised, guaranteed to reach desired fluorescent tube parameter (λ
P, λ
d, (x, y), the photochromic spatial distribution uniformity), flow to control system then, control system is revised operating system again.Analytical system is issued control system to the object information of analyzing at any time as the information centre of whole device, and control system instructs the whole operation system to carry out concrete operation again.As the peripheral part of device, output system is a display, its effect is the operation by the image-guidance device that shows various performance parameters and instruction and identification, and electric power system is various power transformers or current transformer, and it is to provide suitable power supply to each system.Whole device is finished high-power LED fluorescent powder by the mode of this coordination, cooperation just and is coated on the photochromic task of line traffic control.
Whole device is by quantitative analysis, make each product can be according to different chips, different support obtains the required phosphor gel amount of product requirement with different fluorescent material, make the photochromism of product good like this, the movement locus of the phosphor gel shower nozzle that computing obtains and tube clamper movement locus make the graphical coating of phosphor gel become simple, thereby can be coated on phosphor gel equably five faces of chip light emitting, chip is looked like wrapped up in the very thin phosphor powder layer of one deck, guaranteed the uniformity of the photochromic spatial distribution of product, thereby also guaranteed the photochromic consistency of product, in addition, the own feedback function of device has also added insurance together for the photochromic consistency of product.Automatically, the operation of mechanization, make a glue speed fast, can on-line automatic control photochromic, for the real production in enormous quantities that realizes large power white light LED provide may, effectively promoted the development of large power white light LED industry.
Claims (2)
1, a kind of device of realizing implementing high-power LED fluorescent powder coating on-line autocontrol light color, it is characterized in that: described device comprises input system, recognition system, measuring system, analytical system, control system, operating system, output system and electric power system, and input system, recognition system, measuring system, analytical system, control system, operating system, output system are electrically connected mutually with electric power system.
2, the device of realization implementing high-power LED fluorescent powder coating on-line autocontrol light color according to claim 1 is characterized in that: the workflow of described device is as follows:
1. input system, recognition system and measuring system offer analytical system with semi-finished product fluorescent tube parameter, phosphor gel parameter, parameter that fluorescent tube requires, rack characteristic parameter and tube clamper image information;
2. analytical system is analyzed semi-finished product fluorescent tube parameter, phosphor gel parameter, parameter that fluorescent tube requires, rack characteristic parameter and tube clamper image, calculate the phosphor gel amount of shower nozzle ejection, the movement locus of shower nozzle and the movement locus of tube clamper are exported to control system;
3. control system is finished the task that fluorescent material is coated with by the control operation system, and simultaneously, in whole fluorescent material coating process, test macro is monitored the photochromic of semi-finished product fluorescent tube at any time, at any time the semi-finished product fluorescent tube parameter that measures is fed back to analytical system;
4. output system is that prompting is done in proper operation;
5. electric power system provides suitable power supply for each system, guarantees each system's operate as normal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101246066A CN101436627B (en) | 2007-11-16 | 2007-11-16 | Device for on-line autocontrol of light color when coating high-power LED fluorescent powder |
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|---|---|---|---|
| CN2007101246066A CN101436627B (en) | 2007-11-16 | 2007-11-16 | Device for on-line autocontrol of light color when coating high-power LED fluorescent powder |
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| Publication Number | Publication Date |
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| CN101436627A true CN101436627A (en) | 2009-05-20 |
| CN101436627B CN101436627B (en) | 2011-09-14 |
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Cited By (14)
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| CN102163678A (en) * | 2010-12-24 | 2011-08-24 | 晶能光电（江西）有限公司 | Data processing method and device for applying fluorescent powder to LED (light-emitting diode) and manufacturing method of device |
| CN102782889A (en) * | 2010-09-09 | 2012-11-14 | 松下电器产业株式会社 | Resin application device in LED package manufacturing system |
| CN102064270B (en) * | 2009-11-13 | 2012-11-21 | 黄宏岳 | Dispenser Feedback Control Method |
| CN102856477A (en) * | 2011-11-22 | 2013-01-02 | 深圳市光峰光电技术有限公司 | Manufacturing method and manufacturing system of fluorescent powder sheet |
| CN105070794A (en) * | 2015-07-14 | 2015-11-18 | 武汉大学 | LED fluorescent powder coating device and method based on laser induction |
| US9239157B2 (en) | 2010-08-26 | 2016-01-19 | Rasit Özgüc | Light-emitting means, in particular for operation in lampholders for fluorescent lamps |
| CN108649106A (en) * | 2018-04-24 | 2018-10-12 | 浙江云科智造科技有限公司 | Large data technology-based L ED production process optimization method |
| CN108649112A (en) * | 2018-04-02 | 2018-10-12 | 浙江云科智造科技有限公司 | L ED product yield optimization method |
| CN109703218A (en) * | 2019-01-18 | 2019-05-03 | 张子悦 | A kind of implementation method of the control system of spray drawing machine |
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| CN109742217A (en) * | 2018-11-20 | 2019-05-10 | 浙江云科智造科技有限公司 | Least square method based four-phosphor LED proportioning and dispensing amount recommendation method |
| CN109740176A (en) * | 2018-11-20 | 2019-05-10 | 浙江云科智造科技有限公司 | Three-color fluorescent powder LED proportioning and gel amount recommendation method based on least square method |
| CN109802028A (en) * | 2018-11-20 | 2019-05-24 | 浙江云科智造科技有限公司 | Least square method based two-phosphor LED proportioning and dispensing amount recommendation method |
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| US3899994A (en) * | 1972-12-29 | 1975-08-19 | Zenith Radio Corp | Apparatus for application of lacquer coating to cathode ray tube panels |
| CN2448468Y (en) * | 2000-11-14 | 2001-09-19 | 李国华 | Fluorescent powder sprayer |
| KR100589110B1 (en) * | 2002-09-26 | 2006-06-13 | 가부시키가이샤 히다치 고쿠사이 덴키 | Apparatus and method for inspecting pattern defect |
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- 2007-11-16 CN CN2007101246066A patent/CN101436627B/en active Active
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| CN102064270B (en) * | 2009-11-13 | 2012-11-21 | 黄宏岳 | Dispenser Feedback Control Method |
| US9239157B2 (en) | 2010-08-26 | 2016-01-19 | Rasit Özgüc | Light-emitting means, in particular for operation in lampholders for fluorescent lamps |
| CN102782889A (en) * | 2010-09-09 | 2012-11-14 | 松下电器产业株式会社 | Resin application device in LED package manufacturing system |
| CN102782889B (en) * | 2010-09-09 | 2016-04-27 | 松下知识产权经营株式会社 | Resin coating apparatus in LED encapsulation piece manufacturing system |
| CN102163678B (en) * | 2010-12-24 | 2016-03-02 | 晶能光电（江西）有限公司 | To the data processing method of LED applying fluorescent material, device and manufacture method |
| CN102163678A (en) * | 2010-12-24 | 2011-08-24 | 晶能光电（江西）有限公司 | Data processing method and device for applying fluorescent powder to LED (light-emitting diode) and manufacturing method of device |
| CN102856477A (en) * | 2011-11-22 | 2013-01-02 | 深圳市光峰光电技术有限公司 | Manufacturing method and manufacturing system of fluorescent powder sheet |
| CN102856477B (en) * | 2011-11-22 | 2015-09-09 | 深圳市光峰光电技术有限公司 | A kind of manufacture method of fluorescent material lamella and manufacturing system |
| CN105070794A (en) * | 2015-07-14 | 2015-11-18 | 武汉大学 | LED fluorescent powder coating device and method based on laser induction |
| CN105070794B (en) * | 2015-07-14 | 2017-06-16 | 武汉大学 | LED fluorescent powder coating unit and method based on induced with laser |
| CN108649112A (en) * | 2018-04-02 | 2018-10-12 | 浙江云科智造科技有限公司 | L ED product yield optimization method |
| CN108649106A (en) * | 2018-04-24 | 2018-10-12 | 浙江云科智造科技有限公司 | Large data technology-based L ED production process optimization method |
| CN108649106B (en) * | 2018-04-24 | 2019-11-15 | 浙江云科智造科技有限公司 | LED production process optimization method based on big data technology |
| CN109742218A (en) * | 2018-11-20 | 2019-05-10 | 浙江云科智造科技有限公司 | Monochromatic fluorescent powder LED ratio and gel amount recommendation method based on least square method |
| CN109742217A (en) * | 2018-11-20 | 2019-05-10 | 浙江云科智造科技有限公司 | Least square method based four-phosphor LED proportioning and dispensing amount recommendation method |
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| CN101436627B (en) | 2011-09-14 |
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Address after: 510890 Huadu District, Guangdong, Guangzhou Flower Town, SAST Road, No. 1, No. 1 Patentee after: Hongli Newell group Limited by Share Ltd Address before: Four 11D room, 510000 floor, building B, 10 Fengshen Road, Huadu District, Guangdong, Guangzhou Patentee before: Guangzhou Hongli Tronic Co., Ltd. |