CN206225399U - Cylindrical CSP light sources and its manufacture device - Google Patents
Cylindrical CSP light sources and its manufacture device Download PDFInfo
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- CN206225399U CN206225399U CN201621167299.0U CN201621167299U CN206225399U CN 206225399 U CN206225399 U CN 206225399U CN 201621167299 U CN201621167299 U CN 201621167299U CN 206225399 U CN206225399 U CN 206225399U
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- cylindrical
- light sources
- luminescence chip
- source
- csp light
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Abstract
The luminescence chip of the utility model cylinder CSP light sources, the luminescence chip bottom is provided with electrode, the surrounding of the luminescence chip and top are coated with cylindrical fluorescent colloid layer, the electrode of the luminescence chip is exposed to the cylindrical bottom surface of the fluorescent colloid layer, and the cylindrical upper bottom surface of the fluorescent colloid layer is located at luminescence chip top.The manufacture device includes the support plate and mould that are engaged, and the mould is provided with least one cylindrical nib.Due to its cylindrical structural, fluorescent glue is difficult to be damaged CSP light sources described in the utility model, so that the parameter of light source not malleable, reliability is high, can be high with the color parameter of precise control light source, the concentration degree of light source, can obtain yields higher.
Description
【Technical field】
The utility model is related to lighting field, more particularly, to a kind of CSP light sources and its manufacture device.
【Background technology】
Luminous CSP light source (Chip Scale Package, the wafer-level package) structure in existing common five face institute as shown in Figure 1, Figure 2
Show, it is constituted by the luminescence chip 110 positioned at middle part and from the fluorescent colloid 120 for surrounding luminescence chip with surrounding above.Wherein,
Luminescence chip 110 is the flip-chip that electrode is located at chip bottom, light source is directly welded with application end substrate, saves defluxing
Line procedures, while avoid traditional SMD light sources easily breaking the trust sex chromosome mosaicism of dead lamp；Fluorescent glue is by transparent silica gel, fluorescent material
Mixed with auxiliary additive.
The characteristics of luminous CSP light sources in existing common five face is very big rising angle, not only can from surrounding and above
Five faces light, and some light also sends from the peripheral colloid of bottom-emission chip, and due to this feature, common five face lights
CSP light sources are by splendid optical uniformity；Additionally, the CSP light sources of this five face light extraction are few because of simple structure, material composition species,
So that this light source can save a large amount of materials and processing procedure and technique are relatively easy.
The luminous CSP light sources in existing this five face, its processing procedure is generally：Pad pasting → screening → Molding → cutting → material stripping
→ light splitting braid etc., the CSP light sources of the method manufacture, its contour structures are usually square structure, and this is by its processing procedure
Molding, cutting preparation method are determined.The luminous CSP light sources in this five square faces there are problems that following various：
(1) existing five face lights CSP light sources by way of the Molding that Vacuum Heat is pressed is molded, because this is a kind of
Global formation mode, it is difficult to the color parameter of precise control light source, causes the concentration degree of CSP light sources low, thus can not obtain compared with
Yields high；
(2) the luminous CSP light sources in the face of this kind five realize that the segmentation of arbitrary source is molded using cutting action, and the mode cut
Have the following disadvantages：1. in cutting action, the material loss of Cutting Road is certainly existed；2. cutting dust and chip need to carry out clearly
Operation is washed, a large amount of industrial pure waters are consumed；
(3) the luminous CSP light source processing procedures in existing five face are limited the contour structures of CSP light sources, usually square structure, and it is in
The fluorescent colloid of vertical corner angle, in use, easily fragmentation so that fluorescent colloid departs from, the optical color parameter of light source with
Change, this is flagrant at application scenario higher to light source colour, optical parametric requirement.
Therefore it provides it is a kind of can with the color parameter of precise control light source, light source parameters concentration degree is high, yields is high, system
Make environmentally friendly, easy to process low cost, materials, constitutionally stable CSP light sources and its manufacture mould actually necessary.
【The content of the invention】
The purpose of this utility model is that a kind of light source parameters concentration degree of offer is high, yields is high, constitutionally stable cylinder
Shape CSP light sources.
A further object of the present utility model is to provide a kind of low manufacture cost, materials for manufacturing the CSP light sources
Manufacture device environmentally friendly, easy to process.
To realize the utility model purpose, there is provided following technical scheme：
The utility model provides a kind of cylindrical CSP light sources, and it includes luminescence chip, and the luminescence chip bottom is provided with electricity
Pole, the surrounding of the luminescence chip and top are coated with fluorescent colloid layer, and the fluorescent colloid layer is cylinder, the luminescence chip
Electrode is exposed to the cylindrical bottom surface of the fluorescent colloid layer, and the cylindrical upper bottom surface of the fluorescent colloid layer is located at the luminescence chip
Top.Due to its cylindrical structural, fluorescent glue is difficult to be damaged CSP light sources described in the utility model, so that the parameter of light source
Not malleable, reliability is high, can be high with the color parameter of precise control light source, the concentration degree of light source, can obtain non-defective unit higher
Rate.
The utility model also provides a kind of manufacture device for manufacturing cylinder CSP light sources as described above, and it includes
The support plate and mould being engaged, the mould are provided with least one cylindrical nib.Preferably, the cylindrical nib
It is the through hole that diameter is consistent.
Preferably, the mould is provided with multiple cylindrical nibs, and interval is provided between adjacent column shape nib
Not connected, each nib can individually shape and produce single CSP light sources.
Preferably, the manufacture device has further included source of the gas connector, and the source of the gas connector is provided with source of the gas delivery outlet,
The source of the gas delivery outlet is corresponding with cylindrical nib.By source of the gas connect source of the gas delivery outlet, gas by source of the gas delivery outlet export to
Cylindrical nib, can release mould by gas pressure by CSP light sources.Preferably, source of the gas output bore dia compares cylinder
Shape nib is small.
Contrast prior art, the utility model has advantages below：
Due to its cylindrical structural, fluorescent glue is difficult to be damaged CSP light sources described in the utility model, so that the ginseng of light source
Number not malleables, reliability is high, can be high with the color parameter of precise control light source, the concentration degree of light source, can obtain higher good
Product rate.
The manufacture device of the utility model CSP light sources each nib can individually shape and produce single CSP light sources, reduce
The loss of material, while cutting the complicated operation of separation again without global formation, chip and colloid are injury-free, and yield is high.And
The setting of source of the gas delivery outlet helps to separate the CSP light sources after shaping using source of the gas air pressure.
【Brief description of the drawings】
Fig. 1 is the front view of existing square light source；
Fig. 2 is the top view of existing square light source；
Fig. 3 is the stereogram of the utility model CSP light sources；
Fig. 4 is the top view of the utility model CSP light sources；
Fig. 5 is the upward view of the utility model CSP light sources；
Fig. 6 is the structural representation of mould of the present utility model；
Fig. 7 is the structural representation of source of the gas connector of the present utility model；
Fig. 8 is the manufacturing step schematic flow sheet of the utility model CSP light sources；
CSP light sources are released the signal of mould to use air pressure in the manufacturing step of the utility model CSP light sources for Fig. 9
Figure.
【Specific embodiment】
Fig. 3~5 are referred to, the utility model cylinder CSP light source embodiments include luminescence chip 210, the luminescence chip
Bottom is provided with electrode 230, and the surrounding of the luminescence chip and top are coated with fluorescent colloid layer 220, and the fluorescent colloid layer 220 is
Cylinder, as shown in Figure 3.The electrode of the luminescence chip is exposed to the cylindrical bottom surface of the fluorescent colloid layer, the fluorescent colloid
The cylindrical upper bottom surface of layer is located at luminescence chip top.CSP light sources described in the utility model are due to its cylindrical structural, fluorescence
Glue is difficult to be damaged, so that the parameter of light source not malleable, reliability is high, can be with the color parameter of precise control light source, light
The concentration degree in source is high, can obtain yields higher.
Fig. 6 and Fig. 7 is referred to, the utility model is used to manufacture the manufacture device embodiment of above-mentioned cylindrical CSP light sources, its
Including the support plate 410 and mould 310 that are engaged, and connection source of the gas source of the gas connector 340, the mould is provided with
Multiple cylinder nibs 320.Be provided between adjacent column shape nib 320 interval it is not connected, each nib can the system of individually shaping
Produce single CSP light sources.Source of the gas delivery outlet 330 is provided with source of the gas connector 340, the source of the gas delivery outlet 330 and cylindrical nib
320 is corresponding.Source of the gas is connected into source of the gas delivery outlet, CSP light sources can be released by mould by gas pressure.
Fig. 8 and Fig. 9 is referred to, the utility model manufactures the system of the cylindrical CSP light sources using the manufacture device
The embodiment of method is made, it comprises the following steps：
(S100) the sticking two-faced adhesive tape film 420 on support plate 410, for fixing luminescent wafer；
(S 200) is placed and fixed luminescence chip 210 on the support plate；
(S 300) fits mould 310 with above-mentioned support plate 410, and luminescence chip 210 is placed in the circle of mould
In cylindricality nib；
(S 400) injects encapsulation fluorescent glue and is centrifuged in cylindrical nib and be solidified into described fluorescent colloid layer 220,
So as to CSP light sources are integrally formed with luminescence chip 210；
(S 500) connects source of the gas connector 340, source of the gas is connected in the source of the gas delivery outlet of source of the gas connector 340, by air pressure
CSP light sources are released into mould, detailed process see Fig. 9；
(S 600) separates CSP light sources with support plate.
Finally, can be by light source light splitting braid.
The manufacture method flow is simple, easy to operate, and each nib can individually shape and produce the single cylindrical CSP
Light source.
The manufacture method of the utility model CSP light sources can be controlled accurately due to realizing that fluorescent glue is encapsulated using dispensing mode
The color parameter of light source processed, improves light source parameters concentration degree, so as to improve light source yield；Forming method described in the utility model subtracts
The loss of material is lacked, without entering water-filling cleaning；The method can individually shape and produce single CSP light sources, not have global formation
The complicated operation of separation is cut again, can obtain yields higher.
Additionally, the utility model is by changing the thickness of mould and the diameter of cylindrical nib, you can obtain different
The cylindrical CSP light sources of specification.
Preferred embodiment of the present utility model is the foregoing is only, protection domain of the present utility model is not limited thereto,
Any equivalent transformation based in technical solutions of the utility model is belonged within the utility model protection domain.
Claims (4)
1. a kind of cylindrical CSP light sources, it includes luminescence chip, and the luminescence chip bottom is provided with electrode, the four of the luminescence chip
Week and top are coated with fluorescent colloid layer, it is characterised in that the fluorescent colloid layer is cylinder, the electrode dew of the luminescence chip
For the cylindrical bottom surface of the fluorescent colloid layer, the cylindrical upper bottom surface of the fluorescent colloid layer is located at luminescence chip top.
2. a kind of manufacture device for manufacturing cylinder CSP light sources as claimed in claim 1, it is characterised in that it includes
The support plate and mould being engaged, the mould are provided with least one cylindrical nib.
3. manufacture device as claimed in claim 2, it is characterised in that the mould is provided with multiple cylindrical moulds
Hole, is provided with interval not connected between adjacent column shape nib.
4. manufacture device as claimed in claim 3, it is characterised in that it has further included source of the gas connector, the source of the gas connects
Fitting is provided with source of the gas delivery outlet, and the source of the gas delivery outlet is corresponding with cylindrical nib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621167299.0U CN206225399U (en) | 2016-11-02 | 2016-11-02 | Cylindrical CSP light sources and its manufacture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621167299.0U CN206225399U (en) | 2016-11-02 | 2016-11-02 | Cylindrical CSP light sources and its manufacture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206225399U true CN206225399U (en) | 2017-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621167299.0U Active CN206225399U (en) | 2016-11-02 | 2016-11-02 | Cylindrical CSP light sources and its manufacture device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206225399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374025A (en) * | 2016-11-02 | 2017-02-01 | 深圳市兆驰节能照明股份有限公司 | Cylindrical CSP light source and manufacturing device and manufacturing method thereof |
-
2016
- 2016-11-02 CN CN201621167299.0U patent/CN206225399U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374025A (en) * | 2016-11-02 | 2017-02-01 | 深圳市兆驰节能照明股份有限公司 | Cylindrical CSP light source and manufacturing device and manufacturing method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 330012 No.199, Hujia Road, Changdong Industrial Park, Qingshanhu District, Nanchang City, Jiangxi Province (office building) (1st-3rd floor) Patentee after: Jiangxi zhaochi Guangyuan Technology Co.,Ltd. Address before: 518000 zhaochi Innovation Industrial Park, No.1, LiLang Road, xialilang community, Nanwan street, Longgang District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN MTC OPTRONICS Co.,Ltd. |
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| CP03 | "change of name, title or address" |