CN101354118A - Method and apparatus for manufacturing lens on LED apparatus - Google Patents
Method and apparatus for manufacturing lens on LED apparatus Download PDFInfo
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- CN101354118A CN101354118A CNA2007101363587A CN200710136358A CN101354118A CN 101354118 A CN101354118 A CN 101354118A CN A2007101363587 A CNA2007101363587 A CN A2007101363587A CN 200710136358 A CN200710136358 A CN 200710136358A CN 101354118 A CN101354118 A CN 101354118A
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- lens
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- mould grain
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Abstract
The invention discloses a method for manufacturing a lens on an LED device. The manufacturing method includes the following steps: a stand which includes a plurality of LED modules is provided; a module separating sheet which consists of a hollow area is placed on the stand and the hollow area ensures that the LED modules are exposed; a lens module particle device and the stand are combined, wherein, the lens module particle device comprises a plurality of lens module particles each of which even comprises two through holes and corresponds to each LED module on the stand; a liquid gum is injected by making use of one through hole of each lens module particle, followed by drying, solidifying and forming. The invention also provides a module particle device for making the lens on the LED device, which comprises a basic plate and a plurality of lens module particles installed on the basic plate and each lens module particle consists of two through holes used for injecting with the liquid gum. By adopting the invention, the steps of the process for forming the lens can be simplified and the time spent in the whole process can also be shortened; in addition, the cost can also be reduced due to the reusage of the lens module particle device.
Description
Technical field
The present invention relates to the manufacture method of lens on a kind of LED matrix, relate in particular to a kind of lens mould grain device that utilizes and carry out glue-filling manufacture method and device thereof.
Background technology
(Light Emitting Diode is LED) because characteristics such as its reaction speed is fast, volume is little, low power consumption, low in calories, long service life replace traditional lighting light fixtures such as incandescent lamp bulb and Halogen lamp LED to light emitting diode gradually.Therefore, LED is used in the status indicator lamp of electronic installation from the beginning, and development and application is to the backlight that becomes liquid crystal display, expands to illumination in electrical lighting or even the projector etc. again, the application of LED still along with development of technology in the middle of extending constantly.
On the packaging technology of LED,, can on led module, design lens (LENS) for strengthening spotlight effect.Existing lens manufacturing method covers lens on led module, and injects a packing colloid in order to coat led chip (Chip), obtains the effect of chip protection and the enhancing of spotlight effect whereby.
Yet the LED finished product of this encapsulation step manufacturing utilizes the characteristic of packaging adhesive material thermal welding that itself and lens are bonded with each other, and thus, packaging adhesive material and the lens difference on refraction coefficient can cause the light gathering efficiency step-down of LED.In addition, many lens that cover have together not only increased cost in order to the step of injecting glue on technology, have also prolonged the time of LED packaging technology.
Therefore, develop the lens manufacturing method of another simplification, it is imported in the LED packaging technology, in order to adapt to the demand that increases gradually on the market, under the processing step that waits number, have lower technology cost and short process time compared to existing LED packaging technology, the necessity that truly has its exploitation.
Summary of the invention
Technical problem to be solved by this invention is to provide lens manufacturing method on a kind of LED matrix and makes the mould grain device of lens on the LED matrix, in order to the step of simplifying lens moulding on the technology and shorten the time that integrated artistic spends.
Another object of the present invention is providing lens manufacturing method on a kind of LED matrix and is making the mould grain device of lens on the LED matrix, the external form that becomes lens by reusable mould particle shape is in order to reducing cost, and solves because existing lens and the difference of packing colloid on refraction coefficient cause the problem of light gathering efficiency reduction.
For achieving the above object, the invention provides lens manufacturing method on a kind of LED matrix, comprise step: a support is provided, wherein comprises a plurality of led modules on this support; Put one from matrix on this support, wherein should comprise a hollow area from matrix, this hollow area manifests those led modules; In conjunction with lens mould grain device and this support, wherein this lens mould grain device comprises a plurality of lens mould grains, and each lens mould grain also comprises two open-works, and corresponding to each led module on this support; Utilize a wherein open-work of each lens mould grain to inject a liquid glue material; And be baked to this liquid state glue material coagulation forming, be used to form lens on those led modules.
Comprise a plurality of led modules on the support, and comprise the hollow area of corresponding many led modules, with so that outside the led module on the support is revealed in by hollow area from matrix.Lens mould grain device comprises a plurality of lens mould grains, and each lens mould grain is corresponding to each led module on the support, and when being used to the step in conjunction with lens mould grain device and support, each led module and each lens mould grain can form the state of driving fit.In addition, each led module comprises two open-works, and utilizes an open-work wherein to carry out the step of injecting glue, makes liquid glue material fill up each led module and closes formed accommodation space afterwards with each lens mould burl.At last, baking mutually combination support, from matrix and lens mould grain device to liquid glue material coagulation forming, in order to finish the step of lens moulding on each led module.
And, for achieving the above object, the invention provides a kind of mould grain device of making lens on the LED matrix, wherein comprise: a substrate; And a plurality of lens mould grains, be installed on this substrate, and each lens mould grain comprises two open-works, use for injecting a liquid glue material.
Therefore, compared to existing LED packaging technology, lens manufacturing method of the present invention is applied to the LED packaging technology can have following effect:
1. lens manufacturing method of the present invention utilizes lens mould grain Design of device, in order to the step of simplifying lens moulding on the technology and shorten the time that integrated artistic spends.
2. lens manufacturing method of the present invention, compared to the existing lens manufacturing method that utilizes single lens to carry out injecting glue and moulding, wherein lens mould grain device is reusable to reduce cost.
3. lens manufacturing method of the present invention, the reusable characteristic of scioptics mould grain device not only can form the external form identical with existing lens, and solves because the problem that existing lens and the difference of packing colloid on refraction coefficient cause light gathering efficiency to reduce.
Description of drawings
For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, being described in detail as follows of appended accompanying drawing:
Fig. 1 is the flow chart of lens manufacturing method of the present invention;
Fig. 2 is the three-dimensional exploded view of combining structure in the lens manufacturing method of the present invention;
Fig. 3 is the three-dimensional combination figure of combining structure in the lens manufacturing method of the present invention;
Fig. 4 is the cutaway view of combining structure in the lens manufacturing method of the present invention;
Fig. 5 utilizes lens manufacturing method of the present invention and the single LED finished product stereogram after cutting processing.
Wherein, Reference numeral:
110: step 120: step
130: step 140: step
150: step 160: step
200: support 210:LED module
211: crystal bonding area 212: lead frame
The joint portion 300 in 215: the first: from matrix
310: hollow area 400: lens mould grain device
410: substrate 420: lens mould grain
421: 425: the second joint portions of open-work
The joint portion 500 in 425: the second: the some plastic pin
550: liquid glue material
The specific embodiment
Please refer to Fig. 1 and Fig. 2.Fig. 1 is the flow chart of lens manufacturing method of the present invention; Fig. 2 illustrates the three-dimensional exploded view of combining structure in the lens manufacturing method of the present invention.
Lens manufacturing method of the present invention comprises provides support, put from matrix on support, in conjunction with lens mould grain device with support, inject liquid glue material and toast coagulation forming.
Comprise a plurality of led modules 210 on the support 200, each led module 210 comprises a crystal bonding area 211 and a lead frame 212.Crystal bonding area 211 is fixedly arranged on wherein for the LED crystal grain, and luminous in order to driving LED crystal grain to the lead frame 212 by connecting lead on the LED crystal grain by bonding wire craft (WireBonding).Wherein each led module 210 also comprises one first joint portion 215.Comprise a hollow area 310 from matrix 300,, appear led module 210 whereby corresponding to the led module on the support 200 210.Lens mould grain device 400 comprises a substrate 410 and a plurality of lens mould grain 420, and wherein lens mould grain 420 is installed on the substrate 410.Each lens mould grain 420 comprises two open-works 421 and one second joint portion 425, and open-work 421 can be balanced configuration, and wherein an open-work 421 is a glue feeding opening, and another open-work 421 is a steam vent.In addition, the external diameter of first joint portion 215 of each led module 210 is less than the external diameter of second joint portion 425 of each lens mould grain 420.In the present embodiment, a plurality of led modules 210 and a plurality of lens mould grain 420 respectively are used as application note with three, are not in order to limit scope of the present invention.
Please refer to Fig. 1, Fig. 3 and Fig. 5.Fig. 3 is the three-dimensional combination figure of combining structure in the lens manufacturing method of the present invention; Fig. 5 utilizes lens manufacturing method of the present invention and the single LED finished product stereogram after cutting processing.
In step 110, provide support 200 to place bottom.In step 120, put from matrix 300 on support 200, and make outside a plurality of led modules 210 on the support 200 are revealed in by the hollow area 310 from matrix 300, be a steel disc wherein from matrix 300.In step 130,, make first joint portion 215 of each led module 210 and the friction tight state of second joint portion, 425 formation of each lens mould grain 420 in conjunction with lens mould grain device 400 and support 200.In step 140, can utilize some plastic pins 500 liquid glue material 550 to be injected the formed accommodation space 211 of each lens mould grain 420 and each led module 210 combination backs, whereby liquid glue material 550 be filled up fully accommodation space 211 (asking simultaneously) with reference to Fig. 4 by a wherein open-work 421 of each lens mould grain 420.In step 150, with the support 200 of the combination that overlaps mutually, send into oven heat to uniform temperature, with so that be filled in liquid glue material 550 baking moldings in the accommodation space 211 from matrix 300 and lens mould grain device 400.In step 160, separate from support 200 with lens mould grain device 400 and from matrix 300 in regular turn, and the action of cutting, in order to form a plurality of single led modules 210.
The liquid glue material 550 that is injected in the step 140 can be silicones (Silicone Resin), epoxy resin (Epoxy Resin) or Merlon (Poly Carbonate) etc. and is applicable to material on the LED matrix lens.In addition, liquid glue material 550 also can add different fluorescent material in order to produce versicolor scattered beam according to customer demand and product design.
Lens manufacturing method of the present invention has following effect:
1. lens manufacturing method of the present invention utilizes the design of lens mould grain device 400, in order to the step of simplifying lens moulding on the technology and shorten the time that integrated artistic spends.
2. lens manufacturing method of the present invention, compared to the existing lens formation method of utilizing single lens to carry out injecting glue and moulding, wherein lens mould grain device 400 is reusable in order to reduce cost.
3. lens manufacturing method of the present invention, scioptics mould grain device 400 reusable characteristics not only can form the external form identical with existing lens, and solve because the problem that existing lens and the difference of packing colloid on refraction coefficient cause light gathering efficiency to reduce.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; being familiar with those of ordinary skill in the art ought can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (12)
1. the manufacture method of lens on the LED matrix is characterized in that, comprises:
One support is provided, wherein comprises a plurality of led modules on this support;
Put one from matrix on this support, wherein should comprise a hollow area from matrix, this hollow area manifests those led modules;
In conjunction with lens mould grain device and this support, wherein this lens mould grain device comprises a plurality of lens mould grains, and each lens mould grain also comprises two open-works, and corresponding to each led module on this support;
Utilize a wherein open-work of each lens mould grain to inject a liquid glue material; And
Be baked to this liquid state glue material coagulation forming, be used to form lens on those led modules.
2. the manufacture method of lens is characterized in that on the LED matrix according to claim 1, also is contained in after the step that forms lens finishes, and cuts this support, in order to form a plurality of single LED light-emitting devices.
3. the manufacture method of lens on the LED matrix according to claim 1, it is characterized in that, wherein each led module comprises one first joint portion, and each lens mould grain comprises one second joint portion, and the external diameter of first joint portion is used so that form the state of driving fit between each led module and each the lens mould grain less than the external diameter of second joint portion.
4. the manufacture method of lens is characterized in that on the LED matrix according to claim 1, and this step of injecting liquid glue material is carried out injecting glue by some plastic pins.
5. the manufacture method of lens is characterized in that on the LED matrix according to claim 1, and an open-work of this two open-work is a glue feeding opening, and another open-work is a steam vent.
6. the manufacture method of lens is characterized in that on the LED matrix according to claim 1, should be a steel disc from matrix.
7. the manufacture method of lens is characterized in that on the LED matrix according to claim 1, and this liquid state glue material of injection is a silicones.
8. the manufacture method of lens is characterized in that on the LED matrix according to claim 1, and this liquid state glue material of injection is an epoxy resin.
9. the manufacture method of lens is characterized in that on the LED matrix according to claim 1, and this liquid state glue material of injection is a Merlon.
10. the manufacture method of lens is characterized in that on the LED matrix according to claim 1, and this liquid state glue material of injection is added with a fluorescent material.
11. a mould grain device of making lens on the LED matrix is characterized in that, comprises:
One substrate; And
A plurality of lens mould grains are installed on this substrate, and each lens mould grain comprises two open-works, use for injecting a liquid glue material.
12. mould grain device according to claim 11 is characterized in that, a wherein open-work of this two open-work is a glue feeding opening, and another open-work is a steam vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101363587A CN101354118A (en) | 2007-07-24 | 2007-07-24 | Method and apparatus for manufacturing lens on LED apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101363587A CN101354118A (en) | 2007-07-24 | 2007-07-24 | Method and apparatus for manufacturing lens on LED apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101354118A true CN101354118A (en) | 2009-01-28 |
Family
ID=40307057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101363587A Pending CN101354118A (en) | 2007-07-24 | 2007-07-24 | Method and apparatus for manufacturing lens on LED apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101354118A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764192B (en) * | 2010-01-18 | 2012-09-05 | 山东华光光电子有限公司 | Encapsulating process of large-power LED |
| CN103280514A (en) * | 2013-05-29 | 2013-09-04 | 华南理工大学 | Method for automatically packaging LED module |
| CN105006514A (en) * | 2014-04-18 | 2015-10-28 | 欣亚新科技股份有限公司 | LED luminescence module |
-
2007
- 2007-07-24 CN CNA2007101363587A patent/CN101354118A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764192B (en) * | 2010-01-18 | 2012-09-05 | 山东华光光电子有限公司 | Encapsulating process of large-power LED |
| CN103280514A (en) * | 2013-05-29 | 2013-09-04 | 华南理工大学 | Method for automatically packaging LED module |
| CN105006514A (en) * | 2014-04-18 | 2015-10-28 | 欣亚新科技股份有限公司 | LED luminescence module |
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Effective date of abandoning: 20090128 |
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