CN103400931B - Manufacturing method of direct-plug-in type LED (light emitting diode) lamp and high-cup three-in-one direct-plug-in type full color lamp - Google Patents
Manufacturing method of direct-plug-in type LED (light emitting diode) lamp and high-cup three-in-one direct-plug-in type full color lamp Download PDFInfo
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Abstract
The invention discloses a manufacturing method of a direct-plug-in type LED (light emitting diode) lamp. The manufacturing method comprises the following steps of injection molding, crystallizing, bonding wires, sealing by glue, filling epoxy resin or silicon resin or silica gel in a cavity to form a lens and a sealed LED chip; blanking, and shaping: cutting support pins in a preset shape by a cold stamping mould, and modifying the support pins by a shaping machine to form support pins in required shape so as to obtain finished-products; carrying out technique manufacturing such as detecting. A high-cup three-in-one direct-plug-in type full color lamp obtained by the manufacturing method comprises a body, wherein a cavity is arranged in the body, an LED chip is arranged at and is electrically connected with the bottom of the cavity, and the support pins extend along the body downwards and are provided with limit blocks. The manufacturing method of the direct-plug-in type LED lamp, which is disclosed by the invention, fills the blank of the manufacturing method of the direct-plug-in type LED lamp and has the characteristics of simple technique, low manufacturing cost and reliable quality; and the high-cup three-in-one direct-plug-in type full color lamp obtained by the manufacturing method disclosed by the invention has the advantages of good optical performance and stable quality and is a product with excellent technicality.
Description
【Technical field】
The present invention relates to a kind of preparation method of LED, including direct insertion LED preparation method.
It is the making side for employing above-mentioned direct insertion LED the invention further relates to a kind of three-in-one straight cutting full-color lamp of cup high
Method and the product that obtains.
【Background technology】
According to investigations and patent retrieval, it is existing currently without the method occurred dedicated for making direct insertion LED
LED manufacturing approach craft is complicated, and high cost, efficiency is low, and fraction defective is high, and the product being made can not meet user's needs；
Existing LED (Linght Emitting Diode), is exactly light emitting diode, is a kind of semiconductor device of solid-state
Part, electricity can be converted into light by it, and the LED of existing making display screen needs welding on circuit boards, and existing monochromatic LED can
To be welded on circuit board, but the LED light angle symmetry of monochrome is not good enough, and curve is sufficiently oily, and the light of each red, green, blue is bent
Line can not overlap, so that visual effect is not good；And existing colored LED, in welding on circuit boards, due to no support
Pin, in welding, heat is big, and heat can not be distributed, and the phenomenon of high temperature failure usually occur, can make whole plate failure, and
And the problems such as color distortion, discoloration can be caused.
Therefore, we have developed a kind of three-in-one straight cutting full-color lamp of cup high and provide a kind of making side of direct insertion LED
Method.
【The content of the invention】
Purpose of the present invention technical problem to be solved is to provide for a kind of process is simple, and cost of manufacture is cheap, quality
The making side of reliable direct insertion LED lives.
The invention solves the problems that the technical scheme that is used of its technical problem for：A kind of preparation method of direct insertion LED, bag
Include following steps：
Step one, injection：Support pin is first placed in mould, then mould is injected with nylon material heat fusing, after cooling,
Belt supporting frame pin and the body with cavity volume is obtained；
Step 2, die bond：LED luminescence chips are adhered to using elargol or insulating cement by the corresponding position of support pin, are led to
Crossing primer baking solidifies primer；
Step 3, bonding wire：LED core plate electrode and support pin are welded together by bonding equipment using metal wire, with
Form electrical circuit；
Step 4, sealing：Using epoxy resin or silicones or silicone filler in the cavity volume, to form lens and close
Envelope LED chip；
Step 5, blanking, integer：Support pin cold punching die is cut out the shape of setting, then by trimmer
Support pin is modified, shape needed for being formed can obtain finished product；
Step 6, detection：Testing electrical property is carried out to finished product and filters out defective products, light, colour sorting are carried out to non-defective unit.
Further, for improve production efficiency, in the step one, once injection shapes multiple bodies simultaneously, neatly
Arrange and be connected together to whole plate shape；Increase the body separation circuit whole plate shape in the step 5 simultaneously.
Further, to improve light transmittance, filler solidification-stable is made, the step 4 is operated at a constant temperature.
Further, to make finished product preferably be protected, have enough to meet the need transport safer and more convenient, also including step
Seven, tape package：Braid, vacuum packaging are carried out to non-defective unit.
Further, to ensure that the manufacturing process of finished product is not polluted by dust and impurity, the step one to step 7
Carried out in dust free room.
The cup high obtained the invention also discloses a kind of preparation method for employing above-mentioned direct insertion LED is three-in-one
Straight cutting full-color lamp, it includes body, cavity volume is set in the body, and the cavity volume bottom is placed with LED luminescence chips, is electrically connected to
The LED luminescence chips and the support pin extended downwardly along the body, limited block is provided with the support pin；It is described
LED luminescence chips include red light chips, blue chip and green glow chip, are uniformly distributed in the cavity volume bottom, the feux rouges core
Piece, blue chip and green glow chip connect common anode by metal respectively；The built-in transmissive mirror of cavity volume.
Beneficial effect of the present invention produced by compared with background technology：
Due to using above-mentioned technical scheme, it has filled up the blank of the preparation method in direct insertion LED, with technique
Simply, cost of manufacture it is cheap, it is of fine qualities the characteristics of；And with the three-in-one straight cutting full-color lamp of the method cup high, good in optical property, product
Matter is stable, really a kind of technical superior product.
【Brief description of the drawings】
The preparation method flow chart of the direct insertion LED that Fig. 1 is provided for embodiments of the invention；
Fig. 2 is the dimensional structure diagram of the three-in-one straight cutting LED of cup high of embodiments of the invention；
Fig. 3 is attached regarding face structural representation for the three-in-one straight cutting LED of cup high of embodiments of the invention；
Fig. 4 is the cross-sectional view of the three-in-one straight cutting LED of cup high in embodiments of the invention；
Fig. 5 is the three-in-one straight cutting LED light intensity angle analysis test chart of cup high in embodiments of the invention.
【Specific embodiment】
Elargol or insulating cement in the description, they can be used with die bond operation, if taking cost into account preferred
Insulating cement, manufacturing cost is lower.Elargol or insulating cement when making, with the tune that can also be adapted to using identical parameters
It is whole.
Epoxy resin in the description, silicones and silica gel, they can be used in sealing operation, but preferably asphalt mixtures modified by epoxy resin
Fat, its absorption property is high, heat endurance is good, stable chemical nature, have mechanical strength higher, and tightness is also preferable.This is several
Material when making, the adjustment that be able to can also be adapted to using identical parameters.
In the description, the shape of body, size can not make special limitation, and it is appropriate to carry out according to actual needs
Adjustment.
In the description, all of orientation explanation, merely to more convenient described and helped reader to understand the present invention,
Rather than the limitation present invention, particularly it is not intended that to position, the limitation applied to the present invention is orientated, because if in turn
If narration, position, orientation also will be opposite.
In the description, the making material of body can not make special limitation, it may be preferred to use heat-resisting nylon material system
Into.
In the description, the making material of support pin can not make special limitation, it may be preferred to the strong gold of electric conductivity
Category material.
Below in conjunction with the accompanying drawings, it is further described by specific embodiment of the invention, makes technology of the invention
Scheme and its advantage are clearer, clear and definite.
Fig. 1 is referred to, the preparation method of its a kind of direct insertion LED provided for better embodiment of the present invention, including
Following steps：
Step one, injection：Support pin is first placed in mould, then mould is injected with nylon material heat fusing, after cooling,
Belt supporting frame pin and the body with cavity volume is obtained；This operation using injection machine and mould with the use of making, this
The selected equipment and parameter of common nylon Shooting Technique is referred to carry out.
Step 2, die bond：LED luminescence chips are adhered to using elargol or insulating cement by the corresponding position of support pin, are led to
Crossing primer baking solidifies primer；The whole process of die bond is to be automatically brought into operation completion in automatic bonder.Wherein automatic die bond
Machine can select " ASM " automatic bonder.
Step 3, bonding wire：LED core plate electrode and support pin are welded together by bonding equipment using metal wire, with
Form electrical circuit；The whole action process of bonding wire is to be automatically brought into operation completion in automatic bonding equipment.Wherein, automatic bonding equipment can be with
From " ASM " automatic bonding equipment.
Step 4, sealing：Using epoxy resin or silicones or silicone filler in the cavity volume, to form lens and close
Envelope LED chip；The whole action process of sealing is to be automatically brought into operation completion in automatic dispensing machine.Wherein, automatic dispensing machine can be with
From " military a surname " automatic dispensing machine.
Step 5, blanking, integer：Support pin cold punching die is cut out the shape of setting, then by trimmer
Support pin is modified, shape needed for being formed can obtain finished product；Using forcing press and matching cold punching die come support
Cut the shape that pin cuts out setting, reconvert other amendment moulds carry out integer.Ordinary press can be selected, cold punching die can
Shape, size according to body make what is be adapted.
Step 6, detection：Testing electrical property is carried out to finished product and filters out defective products, light, colour sorting are carried out to non-defective unit.Detection work
Sequence is automatically brought into operation completion light splitting machine, can take " length is abundant " light splitting machine.
Step 7, braid, packaging：Braid, vacuum packaging are carried out to non-defective unit.Whole braid, the process of packaging are in braider
Being automatically brought into operation under carry out, wherein, braider can be from " length abundant " braider.
For improve production efficiency, in the step one, once injection shapes multiple bodies simultaneously, proper alignment and is connected
To form whole plate shape；Increase the body separation circuit whole plate shape in the step 5 simultaneously.
To improve light transmittance, make filler solidification-stable, the step 4 is operated at a constant temperature.
For the manufacturing process for ensuring finished product is not polluted by dust and impurity, the quality for making finished product is improved in above-mentioned step
Rapid one to step 7 is carried out in dust free room.
It is another it is tellable be that above-mentioned cited " ASM ", " military a surname " are, " length is abundant ", is the brand of each automatic equipment, purpose
In order to allow those skilled in the art more preferably, more directly selection uses suitable equipment, fully to disclose straight cutting of the invention
The equipment that the preparation method of formula LED is used, facility is provided with to concrete application of the invention or use.
As in Figure 2-4, it is described present invention also offers a kind of three-in-one straight cutting full-color lamp of cup high, including body 1
Cavity volume 11 is set in body 1, the bottom of the cavity volume 11 is placed with LED luminescence chips 2, be electrically connected to the LED luminescence chips 2 and edge
The support pin 3 that the body 1 is extended downwardly, is provided with limited block 31 on the support pin 3, and wherein LED luminescence chips 2 are wrapped
Red light chips 21, blue chip 22 and 23, green glow core are included, the bottom of the cavity volume 11 is uniformly distributed in, the red light chips 21,
Blue chip 22 and green glow chip 23 pass through the jointed anode 25 of wire 24 respectively.Support pin 3 is four, is symmetrically distributed in described
The two sides of body 1, are electrically connected red light chips 21, blue chip 22, green glow chip 23 and anode 25.Anode 25 is shared
's.
Shown in Fig. 5, the three-in-one straight cutting full-color lamp of above-mentioned cup high employs SSP6612 type LED light color electrical parameters
Integrated test system, surveys the result for showing, as can be seen from the figure angular symmetry ideal, curve are round and smooth；Red, green,
Blue three color distribution curve fluxs are essentially coincided, in any direction will not colour cast.Solve conventional monochromatic LED light angle symmetrical
Property is not good enough, and curve is sufficiently oily, and the light curve of each red, green, blue can not overlap, so that the not good problem of visual effect, Er Qiepin
Matter is stable, really a kind of technical superior product.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, not office of the invention
It is limited to above-mentioned specific embodiment, this hair is all fallen within using the improvement and replacement of techniques well known on the basis of the present invention
Bright protection domain, should be limited by each claim.
Claims (2)
1. a kind of preparation method of direct insertion LED, comprises the following steps：
Step one, injection：Support pin is first placed in mould, then mould is injected with nylon material heat fusing, after cooling, be obtained
Belt supporting frame pin and the body with cavity volume；
Step 2, die bond：LED luminescence chips are adhered to using elargol or insulating cement by the corresponding position of support pin, the bottom of by
Glue baking solidifies primer；
Step 3, bonding wire：LED core plate electrode and support pin are welded together by bonding equipment using metal wire, to be formed
Electrical circuit；
Step 4, sealing：Using epoxy resin or silicones or silicone filler in the cavity volume, to form lens and sealing
LED chip；
Step 5, blanking, integer：Support pin cold punching die is cut out the shape of setting, then by trimmer to branch
Frame pin is modified, and shape needed for being formed can obtain finished product；
Step 6, detection：Testing electrical property is carried out to finished product and filters out defective products, light, colour sorting are carried out to non-defective unit；
In the step one, injection shapes multiple bodies simultaneously, proper alignment and is connected together to whole plate shape；Simultaneously in the step
Increase the body separation circuit whole plate shape on rapid five；
The step 4 is operated at a constant temperature；
The step one to step 6 is carried out in dust free room.
2. the preparation method of direct insertion LED according to claim 1, it is characterised in that：Also include step 7, braid bag
Dress, braid, vacuum packaging are carried out to non-defective unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310332036.5A CN103400931B (en) | 2013-08-01 | 2013-08-01 | Manufacturing method of direct-plug-in type LED (light emitting diode) lamp and high-cup three-in-one direct-plug-in type full color lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310332036.5A CN103400931B (en) | 2013-08-01 | 2013-08-01 | Manufacturing method of direct-plug-in type LED (light emitting diode) lamp and high-cup three-in-one direct-plug-in type full color lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103400931A CN103400931A (en) | 2013-11-20 |
| CN103400931B true CN103400931B (en) | 2017-05-17 |
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| CN201310332036.5A Active CN103400931B (en) | 2013-08-01 | 2013-08-01 | Manufacturing method of direct-plug-in type LED (light emitting diode) lamp and high-cup three-in-one direct-plug-in type full color lamp |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366838A (en) * | 2017-07-05 | 2017-11-21 | 佛山杰致信息科技有限公司 | A kind of LED manufacture craft |
| CN111584701A (en) * | 2020-04-16 | 2020-08-25 | 慧明光电(深圳)有限公司 | Novel LED lamp bead packaging method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101793352A (en) * | 2009-02-02 | 2010-08-04 | 林柏廷 | Manufacturing method for integral LED light source module |
| CN202613105U (en) * | 2012-03-20 | 2012-12-19 | 荆州市弘晟光电科技有限公司 | Direct-inserting type light-emitting diode (LED) suitable for LED screen |
| CN202695531U (en) * | 2012-06-18 | 2013-01-23 | 东莞市钜晶光电有限公司 | Small direct-inserting LED lamp bead |
| CN202791354U (en) * | 2012-03-16 | 2013-03-13 | 秦玉成 | Three-in-one and direct-inserting LED lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4386693B2 (en) * | 2000-05-31 | 2009-12-16 | パナソニック株式会社 | LED lamp and lamp unit |
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2013
- 2013-08-01 CN CN201310332036.5A patent/CN103400931B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101793352A (en) * | 2009-02-02 | 2010-08-04 | 林柏廷 | Manufacturing method for integral LED light source module |
| CN202791354U (en) * | 2012-03-16 | 2013-03-13 | 秦玉成 | Three-in-one and direct-inserting LED lamp |
| CN202613105U (en) * | 2012-03-20 | 2012-12-19 | 荆州市弘晟光电科技有限公司 | Direct-inserting type light-emitting diode (LED) suitable for LED screen |
| CN202695531U (en) * | 2012-06-18 | 2013-01-23 | 东莞市钜晶光电有限公司 | Small direct-inserting LED lamp bead |
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