CN104659192B - LED dispensing method and the manufacture method of high-powered LED lamp - Google Patents
LED dispensing method and the manufacture method of high-powered LED lamp Download PDFInfo
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- CN104659192B CN104659192B CN201510074959.4A CN201510074959A CN104659192B CN 104659192 B CN104659192 B CN 104659192B CN 201510074959 A CN201510074959 A CN 201510074959A CN 104659192 B CN104659192 B CN 104659192B
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Abstract
The invention provides the manufacture method of the dispensing method of LED a kind of and high-powered LED lamp；Wherein, LED dispensing method comprises the following steps：When dispensing is toasted, detection dispensing baking temperature, when judging that it exceedes preset temperature threshold range, reversely adjusts preset temperature changing value in real time.Using such scheme, the present invention can effectively control dispensing baking temperature, especially accurately, it is to avoid cause dispensing yields low when too high or too low for temperature, with very high practical value.
Description
Technical field
The present invention relates to LED gluing process, more particularly to, the dispensing method of LED a kind of and high-powered LED lamp
Manufacture method.
Background technology
With the development of technology, LED gluing process has tended to ripe.
For example, Chinese patent 201010019287.4 discloses a kind of gluing process of white light LEDs, one kind is specifically disclosed
White light LEDs color centrality and reliability can be improved, to greatest extent rationally using resource and the method for the energy, step is that mixing is stirred
Mix fluorescent material and glue --- constant temperature preserves fluorescent material and glue mixture --- fluorescent material and glue that stirring is preserved through constant temperature
Mixture --- fluorescent material and glue mixture are poured into the adjustable syringe of temperature and use mechanical screws adhesive dispensing device dispensing --- is used
Special thermal-insulating type magazine is sent into constant temperature roaster baking --- and shorten baking time and export and be stored in thermal-insulating type bin.Utilize
The process of the present invention can improve the uniformity of white light LEDs glow color, chromaticity coordinate and colour temperature, improve the yields of product
With reliability, shorten the production technology cycle of white light LEDs, save the energy, rationally using resource, reduce production cost.
And for example, Chinese patent 201210562429.0 discloses a kind of dispensing method of white light LEDs, by diffusant, A glue, B
Glue is mixed in proportion, well mixed using centrifugal vacuum pump, fluorescent material is added into mixture mixed according to certain mass ratio
Close, colour temperature as needed is proportionally added into different types of fluorescence into the mixture of diffusant, A glue, B glue and fluorescent material
Powder, is stirred with centrifugal vacuum pump, by airtight cavity vacuum state, sloughs the bubble in said mixture, is utilized
The support for having put glue is put into oven cooking cycle by temperature is adjustable syringe by said mixture point to support, first preheating and then is heated up,
Baking certain time follow-up temperature of continuing rising is toasted at such a temperature, is finally cooled, it is possible to increase white light LEDs glow color, brightness and
The uniformity of colour temperature, improves the yields and reliability of product, eliminates dazzle.
And for example, Chinese patent 201410305500.6 is related to LED encapsulation technologies field, especially a kind of LED glue dispensing and packagings
Technique, comprises the following steps：Nano metal powder is dispersed in UV fluid sealants first, then with UV fluid sealants pair
Side-LED carries out manual spot-gluing；The LED that manual spot-gluing is finished again consolidated LED fluid sealants in ultraviolet light 5-10 minutes
Change, obtain LED semi-finished product；Finally LED semi-finished product are moved in 80-100 DEG C of baking oven and toasted 20-40 minutes, finally obtained a little
The LED of glue encapsulation.A kind of LED glue dispensing and packagings technique that the present invention is provided, it is by high-speed stirred technique, nano metal powder is equal
Even to be dispersed in UV fluid sealants, by glue dispensing and packaging, obtained LED has good heat energy elicitation effect, can effectively prevent because
Chip heat is gathered and causes hot-spot to influence chip operation, and has delayed product Heat Ageing.
But, during dispensing, prior art can not find temperature anomaly in time, also can not effectively adjust temperature for dispensing glue
Degree.
The content of the invention
The technical problems to be solved by the invention are to provide the dispensing method of new LED a kind of and the system of high-powered LED lamp
Make method.
Technical scheme is as follows：A kind of LED dispensing method, it comprises the following steps：It is real when dispensing is toasted
When detect dispensing baking temperature, judge its exceed preset temperature threshold range when, reversely adjustment preset temperature changing value.
For example, reversely continuing detection dispensing baking temperature in real time after adjustment preset temperature changing value, judging whether it surpasses
Cross preset temperature threshold range.
For example, when judging that dispensing baking temperature exceedes preset temperature threshold range, sending alarm signal.Send alarm signal
When, warning message is also sent to default instrument.
For example, when judging that dispensing baking temperature exceedes preset temperature threshold range, sending temperature information to default instrument；Its
In, the temperature information includes the difference of dispensing baking temperature and preset temperature threshold range.For example, the default instrument is eventually
End or server；For example, the default instrument is mobile terminal；And for example, the default instrument is Cloud Server.It is preferred that, often
During secondary reverse adjustment preset temperature changing value, adjustment information is sent to default instrument；Wherein, the adjustment information includes adjustment side
To, preset temperature changing value, adjustment time.
It is preferred that, before dispensing, dispensing information is sent to default instrument；Wherein, the dispensing information is set including dispensing
It is standby, vacuumize, the information such as fluorescent glue, LED chip；For example, spot gluing equipment information includes device name, model, specification, produces day
Phase etc.；And for example, LED chip information includes producer, crystal grain, expands crystalline substance etc..It is preferred that, the dispensing information also includes dispensing environment
General image；It is preferred that, after transmission dispensing information to the default instrument, the default instrument feedback operation director information.
It is preferred that, classification adjustment preset temperature changing value.For example, judging that dispensing baking temperature exceedes preset first threshold value model
When enclosing, the first temperature change value is reversely adjusted；When judging that dispensing baking temperature exceedes default Second Threshold scope, the is reversely adjusted
Two temperature change values.It is preferred that, when judging that dispensing baking temperature exceedes default three threshold range, reversely the 3rd temperature of adjustment becomes
Change value.
For example, when dispensing is toasted, time synchronisation judges that dispensing baking time reaches preset time, then stop dispensing behaviour
Make.Then natural cooling.When stopping dispensing operation, default instrument is also transmitted completion signal.For example, transmitting completion signal finger
Determine the mobile phone of user.
For example, the default instrument sends control instruction, preset temperature changing value is reversely adjusted.It is preferred that, it is described default
Instrument changes the preset temperature changing value.It is preferred that, after authentication passes through, the default instrument transmission control instruction, and/
Or, the default instrument changes the preset temperature changing value.
It is preferred that, the dispensing step is performed in point gum machine.
It is preferred that, before dispensing, also set up the relative position of gum outlet and support.
It is preferred that, before dispensing, also detect fluorescent glue temperature.
It is preferred that, after detection fluorescent glue temperature, also test fluorescence adhesiveness.
It is preferred that, after test fluorescence adhesiveness, before fluorescent glue is placed, also clean fluorescent glue groove.
It is preferred that, after cleaning fluorescence glue groove, before fluorescent glue is placed, also dry the fluorescence glue groove.
It is preferred that, using fluorescence glue groove described in hot-air seasoning.
It is preferred that, the temperature of the hot blast is less than 40 degrees Celsius.
The another technical scheme of the present invention is as follows：A kind of manufacture method of high-powered LED lamp, it includes any above-mentioned dispensing side
Method.
Using such scheme, the present invention can effectively control dispensing baking temperature, especially accurately, it is to avoid temperature is too high or mistake
Cause dispensing yields low when low, with very high practical value.
Brief description of the drawings
Fig. 1 is the schematic diagram of one embodiment of dispensing method of the present invention.
Embodiment
For the ease of understanding the present invention, below in conjunction with the accompanying drawings and specific embodiment, the present invention will be described in more detail.
But, the present invention can be realized by many different forms, however it is not limited to the embodiment described by this specification.Need
Bright, when element is referred to as " being fixed on " another element, it directly on another element or be able to can also be present
Element placed in the middle.When an element is considered as " connection " another element, it can be directly to another element or
Person may be simultaneously present centering elements.
Unless otherwise defined, technology all used in this specification and scientific terminology are led with belonging to the technology of the present invention
The implication that the technical staff in domain is generally understood that is identical.Used term is to be in the description of the invention in this specification
The purpose of description specific embodiment, is not intended to the limitation present invention.Term "and/or" used in this specification includes one
The arbitrary and all combination of individual or multiple related Listed Items.
As shown in figure 1, one embodiment of the present of invention is, and a kind of LED dispensing method, it comprises the following steps：Point
When glue is toasted, dispensing baking temperature is detected in real time, and when judging that it exceedes preset temperature threshold range, reversely adjustment preset temperature becomes
Change value.For example, reversely continuing detection dispensing baking temperature in real time after adjustment preset temperature changing value, judging whether it exceedes
Preset temperature threshold range.And for example, a kind of LED dispensing method, it comprises the following steps：When dispensing is toasted, detection in real time
Dispensing baking temperature, is reversely to adjust preset temperature changing value, otherwise continue when judging that it exceedes preset temperature threshold range
Dispensing baking temperature is detected in real time.Wherein, described is in real time a shorter time cycle, such as described is to be not less than 1 in real time
The time cycle of secondary/second, for example, per second detect that 1 time, 2 times, 3 times, 5 times, 10 times, 30 times or 100 are inferior.Wherein, reversely adjust
Whole preset temperature changing value, is being determined beyond direction when exceeding preset temperature threshold range according to dispensing baking temperature.It is excellent
Choosing, using mobile machine arm, in the range of a desired guiding trajectory, move with uniform velocity, thermometer is set on mobile machine arm, it is real
When detect dispensing temperature.So, the small temperature data of uniform, global, deviation can be obtained, and can be found that point gum machine
Temperature Distribution it is whether homogeneous.
Temperature threshold scope given below is merely exemplary, and actual temperature threshold range is according to material and its consumption
It is fixed, different preset temperature threshold values can be set in different environments；For example, preset temperature threshold range is 115 degrees Celsius
To 125 degrees Celsius.For example, preset temperature threshold range is 120 degrees Celsius to 130 degrees Celsius, preset temperature changing value is 1 Celsius
Degree, dispensing baking temperature is 132 degrees Celsius, and dispensing baking temperature exceedes preset temperature threshold range and more than preset temperature threshold value
Scope, then reduce temperature for dispensing glue, reduces by 1 degree Celsius；Then proceed to detect dispensing baking temperature in real time；And for example, dispensing is toasted
Temperature is 117 degrees Celsius, and dispensing baking temperature exceedes preset temperature threshold range and less than preset temperature threshold range, then raises
Temperature for dispensing glue, raises 1 degree Celsius；Then proceed to detect dispensing baking temperature in real time.And for example, preset temperature threshold range is
115 degrees Celsius to 135 degrees Celsius, preset temperature changing value is 2 degrees Celsius, and dispensing baking temperature is 138 degrees Celsius, dispensing baking
Temperature exceedes preset temperature threshold range and more than preset temperature threshold range, then reduces temperature for dispensing glue, reduces by 2 degrees Celsius；
Then proceed to detect dispensing baking temperature in real time；And for example, dispensing baking temperature is 114 degrees Celsius, and dispensing baking temperature exceedes pre-
If temperature threshold scope and less than preset temperature threshold range, then temperature for dispensing glue is raised, 2 degrees Celsius are raised；Then proceed to reality
When detect dispensing baking temperature.By that analogy.For example, during the dispensing, including gluing and drying glue.
For example, when judging that dispensing baking temperature exceedes preset temperature threshold range, sending alarm signal.For example, sending report
Alert sound, or alarm lamp is luminous or flashes, to remind operator to note, for example, inspection apparatus equipment in time, really
Whether fixed production is normal.It is preferred that, when sending alarm signal, warning message is also sent to default instrument.For example, the default instrument
Device is terminal and/or server；For example, the default instrument is mobile terminal, such as mobile phone or flat board, notebook computer
Deng so, user or administrative staff or boss can understand production status with the very first time, solve a problem promptly, and be lifted good
Product rate, it is to avoid production accident；And for example, the default instrument is Cloud Server, in this manner it is achieved that big data is managed, is especially fitted
Close producer and follow-up guide service is provided, occur in time to notify that before client, generation problem client can be warned during problem, can be with
Driver of timely upgrading spot gluing equipment etc..
It is preferred that, it is further comprising the steps of before dispensing baking：At least one default instrument is set, for receiving dispensing
The temperature information and/or warning message of baking；For example, setting mobile terminal or server, the temperature letter of dispensing baking is received
Breath or warning message etc..It is preferred that, it is further comprising the steps of when dispensing is toasted：The temperature of dispensing roasting plant is recorded in real time
Control and situation of change, are sent to the default instrument；It is preferred that, default instrument also gives birth to the temperature control and situation of change
Into temperature control change curve, it is compared with historical record, judges the inclined of the temperature control change curve and historical record
When exceeding preset range from value, alarm signal is sent.So, can find in time so the roasting plant of anticipation dispensing in advance operating mode
Whether there is exception, when occurring abnormal, user is notified in time, is dealt carefully with by user.For example, dispensing roasting plant is
Point gum machine；And for example, dispensing roasting plant also includes ultraviolet generater.
For example, when judging that dispensing baking temperature exceedes preset temperature threshold range, sending temperature information to default instrument；Its
In, the temperature information includes the difference of dispensing baking temperature and preset temperature threshold range, such as+5 degrees Celsius, and for example -3 takes the photograph
Family name's degree etc..It is preferred that, when reversely adjusting preset temperature changing value every time, adjustment information is sent to default instrument；Wherein, it is described to adjust
Whole information includes adjustment direction, preset temperature changing value, adjustment time.For example, default instrument is producers, section chief, group leader
And/or one or more mobile terminals of middle administrative staff, and for example, default instrument are the mobile terminal that several are pre-seted；
So, production line employee can in time understand, handle in time so that dispensing is carried out under controllable environment all the time, also, if
When production development is abnormal, supervisors at different levels can be handled in time, and boss can also have found in time.
For different spot gluing equipments, it is preferred that before dispensing, dispensing information is sent to default instrument；Wherein, it is described
Dispensing information include spot gluing equipment, vacuumize, the information such as fluorescent glue, LED chip；For example, spot gluing equipment information includes implementor name
Title, model, specification, date of manufacture etc.；And for example, LED chip information includes producer, crystal grain, expands crystalline substance etc..So, it can analyze pair
Than each dispensing environment or dispensing condition, accurate data message is obtained, weak point is analyzed, it is to avoid waste of materials.It is excellent
Choosing, the dispensing information also includes the general image of dispensing environment；So, it can be understood that and treat crystal grain feelings for dispensing glue
Condition, is particularly suitable for the analysis after generation of preventing accident in advance, and generation accident, in order to avoid accident reconstruction.It is preferred that, send dispensing
Information is to after default instrument, the default instrument feedback operation director information.For example, the default instrument is Cloud Server, this
Sample, can carry out big data analysis so that production is controllable at any time, and data upgrade in time, help to realize the controlled production of user,
Safety in production and the production of producer innovation, it helps administrative staff monitor, with fabulous application value.
It is preferred that, classification adjustment preset temperature changing value.For example, judging that dispensing baking temperature exceedes preset first threshold value model
When enclosing, the first temperature change value is reversely adjusted；When judging that dispensing baking temperature exceedes default Second Threshold scope, the is reversely adjusted
Two temperature change values.And for example, judge that the dispensing baking temperature after reversely the first temperature change value of adjustment exceedes default second threshold
When being worth scope, second temperature changing value is reversely adjusted.It is preferred that, constantly it is adjusted until dispensing baking temperature is no more than pre-
If threshold range.For example, constantly carrying out reversely adjustment second temperature changing value until dispensing baking temperature is no more than default the
Two threshold ranges；And for example, reversely the first temperature change value of adjustment is constantly carried out until dispensing baking temperature is no more than default the
One threshold range.So, can be when temperature change to be larger, rapid adjustment, timely temperature control, using effect is very good.For example, pre-
If first threshold scope is 118 to 122 degrees Celsius, the first temperature change value is 1 degree Celsius；Default Second Threshold scope is 115
To 125 degrees Celsius, second temperature changing value is 2 degrees Celsius；By that analogy；For example, when dispensing baking temperature is 124 degrees Celsius,
1 degree Celsius of reduction, its is less than 125 degrees Celsius, then without being cooled using second temperature changing value；And for example, dispensing baking temperature
Spend for 128 degrees Celsius when, reduce by 2 degrees Celsius；Or, when dispensing baking temperature is 128 degrees Celsius, 1 degree Celsius is first reduced, then
127 degrees Celsius reduce by 2 degrees Celsius again；And for example, when dispensing baking temperature is 117 degrees Celsius, 1 degree Celsius is raised, it is not less than 118
Degree Celsius, then without being heated up using second temperature changing value；And for example, when dispensing baking temperature is 114 degrees Celsius, rise 1
Degree Celsius, then 115 degrees Celsius raise 2 degrees Celsius again；By that analogy, until dispensing baking temperature is no more than predetermined threshold value model
Enclose, i.e., no more than preset first threshold value scope.It is preferred that, when judging that dispensing baking temperature exceedes default three threshold range, instead
It is specific same as above to the 3rd temperature change value of adjustment.
For example, when dispensing is toasted, time synchronisation judges that dispensing baking time reaches preset time, then stop dispensing behaviour
Make.Then natural cooling.When stopping dispensing operation, default instrument is also transmitted completion signal.For example, transmitting completion signal finger
Determine the mobile phone of user.So, it can be automatically performed, without manual intervention, so as to realize automation mechanized operation.Also, work on duty
People or group leader can be handled in time after dispensing completion, very convenient.
For the ease of being analyzed and processed using big data, for example, the default instrument sends control instruction, reversely adjustment
Preset temperature changing value.It is preferred that, the default instrument changes the preset temperature changing value.So, keeper is different in discovery
Chang Shi, can avoid the generation of production accident using effective measure；But also preset temperature change can be adjusted according to knowhow
Value.It is preferred that, the default instrument also sends control instruction, adjusts preset temperature threshold range.It is preferred that, the default instrument
The temperature threshold scope is changed, for example, temperature threshold scope includes the first temperature threshold scope, second temperature threshold range
Deng.It is preferred that, before dispensing baking, also perform step：Pre-set dispensing baking user right；It is preferred that, classification Yu She not
Put dispensing baking user right；For example, different operators, with different operation ranks, without user right or user
The user of limited authority, such as new employee, authority is toasted without dispensing, it is impossible to individually operated execution dispensing baking；Again
Such as, the relatively low user of user right, only on a small scale, small lot carry out dispensing baking authority, or, a certain spy can only be operated
Fixed dispensing baking laboratory apparatus, it is impossible to operate dispensing baking formally to produce instruments；It is preferred that, pre-set dispensing baking user's power
After limit, before dispensing baking, step is also performed：User logs in simultaneously carries out subscription authentication, for example, input username and password
Authentication is carried out, and for example, input fingerprint carries out authentication etc. with key, and the user of failed authentication can not start or perform
Dispensing is toasted；So, the safety management of production has been greatly reinforced, yields is improved, it is to avoid the improper institute of neophyty operation may
Caused economic loss.It is preferred that, after authentication passes through, the default instrument sends the control instruction, and/or, it is described default
Instrument changes the preset temperature changing value, and/or, change the temperature threshold scope.So, the only mandate of predetermined right
User can just send the control instruction, and/or, the preset temperature changing value is changed, and/or, change the temperature threshold
It is worth scope, common operator can only perform dispensing baking operation, and the people without authority can not perform dispensing baking operation, so that
The generation of malicious operation or maloperation is avoided, producers can also be promoted to strengthen study, be conducive to safeguarding user's right.
For example, performing the dispensing step in point gum machine.For example, before dispensing, gum outlet and support are also set up
Relative position.It is preferred that, before dispensing, fluorescent glue temperature is also detected, in case fluorescent glue is taken out later without thawing from refrigerator
Just directly reach the standard grade.For example, fluorescent glue includes elargol.It is preferred that, after detection fluorescent glue temperature, also test fluorescence adhesiveness.Example
Such as, judge whether the fluorescence adhesiveness meets the requirements, be then to continue to operate, otherwise terminate operation, it is preferred that terminate operation
When, also send fluorescence adhesiveness associated lot number, undesirable reason and terminate the information such as operating time to default instrument.Example
Such as, after test fluorescence adhesiveness, before fluorescent glue is placed, fluorescent glue groove is also cleaned.For example, after cleaning fluorescence glue groove,
Before fluorescent glue is placed, the fluorescence glue groove is also dried.For example, using fluorescence glue groove described in hot-air seasoning.For example, the heat
The temperature of wind is less than 40 degrees Celsius.
Using dispensing method described in any of the above-described embodiment, another example of the invention is, a kind of system of high-powered LED lamp
Method is made, it includes any above-mentioned dispensing method.
Further, embodiments of the invention also include, each technical characteristic of the various embodiments described above, are mutually combined what is formed
LED dispensing method and the manufacture method of high-powered LED lamp.
It should be noted that above-mentioned each technical characteristic continues to be mutually combined, the various embodiments not being enumerated above are formed,
It is accordingly to be regarded as the scope of description of the invention record；Also, for those of ordinary skills, it can add according to the above description
To improve or convert, and all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of LED dispensing method, it is characterised in that comprise the following steps：
Before dispensing, dispensing information is sent to default instrument；Wherein, the dispensing information include spot gluing equipment, vacuumize, it is glimmering
Optical cement and LED chip information；Spot gluing equipment information includes device name, model, specification and date of manufacture；LED chip packet
Include producer, crystal grain and expand brilliant；The dispensing information also includes the general image of dispensing environment；Dispensing information is sent to preset to described
After instrument, the default instrument feedback operation director information；
When dispensing is toasted, detection dispensing baking temperature, when judging that it exceedes preset temperature threshold range, is reversely adjusted pre- in real time
If temperature change value；
When judging that dispensing baking temperature exceedes preset temperature threshold range, alarm signal is sent；When sending alarm signal, also send
Warning message is to default instrument；
When judging that dispensing baking temperature exceedes preset temperature threshold range, temperature information is sent to default instrument；Wherein, the temperature
Spending information includes the difference of dispensing baking temperature and preset temperature threshold range；
When reversely adjusting preset temperature changing value every time, adjustment information is sent to default instrument；Wherein, the adjustment information includes
Adjustment direction, preset temperature changing value, adjustment time.
2. dispensing method according to claim 1, it is characterised in that the dispensing step is performed in point gum machine.
3. dispensing method according to claim 2, it is characterised in that before dispensing, also set up the phase of gum outlet and support
To position.
4. dispensing method according to claim 3, it is characterised in that before dispensing, also detects fluorescent glue temperature.
5. dispensing method according to claim 4, it is characterised in that after detection fluorescent glue temperature, also tests fluorescence gluing
Degree.
6. dispensing method according to claim 5, it is characterised in that after test fluorescence adhesiveness, place fluorescent glue it
Before, also clean fluorescent glue groove.
7. dispensing method according to claim 6, it is characterised in that after cleaning fluorescence glue groove, before fluorescent glue is placed,
Also dry the fluorescence glue groove.
8. dispensing method according to claim 7, it is characterised in that using fluorescence glue groove described in hot-air seasoning.
9. dispensing method according to claim 8, it is characterised in that the temperature of the hot blast is less than 40 degrees Celsius.
10. a kind of manufacture method of high-powered LED lamp, it is characterised in that including the point as any one of claim 1 to 9
Gluing method.
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| CN201510074959.4A CN104659192B (en) | 2015-02-12 | 2015-02-12 | LED dispensing method and the manufacture method of high-powered LED lamp |
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| CN201510074959.4A CN104659192B (en) | 2015-02-12 | 2015-02-12 | LED dispensing method and the manufacture method of high-powered LED lamp |
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| CN104659192B true CN104659192B (en) | 2017-09-26 |
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| CN115241091B (en) * | 2022-07-22 | 2024-01-26 | 成都郭李照明电器有限公司 | LED lamp production manufacturing process on-line monitoring analysis cloud platform based on industrial Internet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8017417B1 (en) * | 2010-03-31 | 2011-09-13 | Lightizer Korea Co. | Light emitting diode having a wavelength shift layer and method of manufacture |
| CN103128041A (en) * | 2013-02-07 | 2013-06-05 | 华南理工大学 | Full automatic fluorescent powder coating process and device |
| CN103721893A (en) * | 2013-12-16 | 2014-04-16 | 华中科技大学 | Dispensing control system for production of RFID (radio frequency identification) tag |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101030611B (en) * | 2006-03-05 | 2010-05-12 | 浙江古越龙山电子科技发展有限公司 | Large-power light-emitting diodes gluing process |
| CN101582482B (en) * | 2009-06-16 | 2010-07-28 | 深圳市聚飞光电股份有限公司 | Method for covering fluorescent layer on surface of LED chip |
| CN103035824A (en) * | 2012-12-21 | 2013-04-10 | 彩虹集团公司 | Dispensing method of white light light-emitting diode (LED) |
| CN203204465U (en) * | 2013-05-06 | 2013-09-18 | 广东轻工职业技术学院 | Constant temperature control device used for SMT solder paste jet printing |
-
2015
- 2015-02-12 CN CN201510074959.4A patent/CN104659192B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8017417B1 (en) * | 2010-03-31 | 2011-09-13 | Lightizer Korea Co. | Light emitting diode having a wavelength shift layer and method of manufacture |
| CN103128041A (en) * | 2013-02-07 | 2013-06-05 | 华南理工大学 | Full automatic fluorescent powder coating process and device |
| CN103721893A (en) * | 2013-12-16 | 2014-04-16 | 华中科技大学 | Dispensing control system for production of RFID (radio frequency identification) tag |
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