CN103513387A - Method for manufacturing optical lens module - Google Patents
Method for manufacturing optical lens module Download PDFInfo
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- CN103513387A CN103513387A CN201210214301.5A CN201210214301A CN103513387A CN 103513387 A CN103513387 A CN 103513387A CN 201210214301 A CN201210214301 A CN 201210214301A CN 103513387 A CN103513387 A CN 103513387A
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- die holder
- optical lens
- manufacture method
- lens module
- substrate
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Abstract
The invention relates to a method for manufacturing an optical lens module. The method comprises the following steps that: a plurality of lens components are placed at a die holder, wherein the lens components includes substrates that has circuit layouts, image sensors that are arranged on the substrates and are electrically connected with the circuit layouts, and lens plates that are arranged above the image sensors and channels are formed among the lens components; the channels on the die holder are filled with fluid housing materials, the housing materials coat parts of lens surfaces, except the lens plates, of the lens components as well as rest of parts, contacted with the die holder, of the lens components, and solidification and moulding are carried out on the housing materials; the die holder is removed and the housing materials processed by the solidification and moulding are cut so as to obtain a plurality of optical lens modules.
Description
Technical field
The present invention is relevant with manufacture method, refers in more detail a kind of manufacture method of optical lens module.
Background technology
Much more more and more consumption electronic products, for example: mobile phone, notebook computer, flat computer, PDA, be equipped with the function of taking a picture with photography.Namely, in above-mentioned consumption electronic products, be provided with camera lens module, with pick-up image.For ease of carrying, the volume of these electronic products is more done less.Therefore, the volume of camera lens module provided thereon also needs relative decrease, just can meet its demand.
Refer to Fig. 1, the structure of known camera lens module 50 includes a substrate 52, an image sensor 54, a lens barrel 56, an eyeglass 58 and a shell 60.Wherein, this image sensor 54 is arranged on substrate 52; This lens barrel 56 is arranged on substrate 52, and surrounds this image sensor 54; This eyeglass 58 is arranged in this lens barrel 56, and is positioned at the top of this image sensor 54; 60, this shell has an opening 62 over against this eyeglass 58 by the coated Qie Qi of said modules top.
And above-mentioned camera lens module 50 is on manufacturing, is after first each stack of components being arranged, then inserts in this shell 60 and be assembled.Yet, for convenience of assembling, between this shell 60 and this lens barrel 56, conventionally leave a little space, but after having assembled, the gap between this shell 60 and this lens barrel 56 easily causes again this eyeglass 58 because rocking displacement, and then has influence on optics school energy.Therefore, be firm its structure, or the effect of anti-hand shake is provided, between this shell 60 and this lens barrel 56, conventionally must be provided with filling material 66, and cause its overall volume to increase.
Yet aforesaid camera lens module still has following problem:
1), even if there be adding of filling material 66, its one-piece construction is still relatively fragile;
2) existence in the gap between this shell 60 and this lens barrel 56, cannot effectively reduce whole height;
3) camera lens module 50 of different size needs different shells to coordinate.
Summary of the invention
The object of the present invention is to provide a kind of manufacture method of optical lens module, to improve the defect existing in known technology.
For achieving the above object, the manufacture method of optical lens module provided by the invention, includes the following step:
Some lens structure are positioned on a die holder, and lens structure includes: a substrate, on it, there is circuit layout, an image sensor, be arranged at the top that the electric connection of substrate Shang Qieyugai circuit layout and an eyeglass are positioned at image sensor; In addition, between those lens structure, be formed with passage;
In passage on this die holder, insert the sheathing material of fluid, and make to remove the partial mirror of this eyeglass and the remainder contacting with this die holder in coated those lens structure of this sheathing material, make afterwards this sheathing material curing molding;
Remove this die holder; And
Sheathing material after cutting curing molding, obtains a plurality of optical lens modules.
The manufacture method of described optical lens module, wherein, this sheathing material is the part outside end face centre one preset range of coated this eyeglass.
The manufacture method of described optical lens module wherein, includes the step that weld pad is set at the substrate of lens structure after removing die holder.
The manufacture method of described optical lens module wherein, includes the step that tin ball is set at the substrate of lens structure after removing die holder.
The manufacture method of described optical lens module, wherein, this die holder has some location divisions, respectively with the substrate contacts of those lens structure.
The manufacture method of described optical lens module, wherein, the Ge Gai location division of this die holder is the depression of the substrate complementation of shape and lens structure.
The manufacture method of described optical lens module, wherein, this sheathing material is selected from the material of heat curing-type.
The manufacture method of described optical lens module, wherein, this sheathing material is selected from the material of the solid type of light.
Manufacture method provided by the invention, not only can be applicable to the lens structure of different size, and produced optical lens module has more firm structure and less height.
Accompanying drawing explanation
Fig. 1 is the cut-open view of known camera lens module;
Fig. 2 is the cut-open view of the lens structure of preferred embodiment of the present invention;
Fig. 3 to Fig. 7 is the schematic diagram of the making flow process of the present invention's the first preferred embodiment;
Fig. 8 is the cut-open view of the camera lens module of preferred embodiment of the present invention.
Primary clustering symbol description in accompanying drawing:
10 lens structure, 12 substrates, 14 image sensors, 16 eyeglasses, 20 die holder ，22 location divisions, 24 passages, 30 sheathing materials, 32 soldered balls, 40 optical lens modules, 42 shells, 44 openings, 50 camera lens modules, 52 substrates, 54 image sensors, 56 lens barrels, 58 eyeglasses, 60 shells.
Embodiment
The manufacture method of optical lens module provided by the invention, can make produced optical lens module have firm structure and less height, and its technique is simple and applicable to the camera lens module of different size.
The manufacture method of optical lens module provided by the present invention includes the following step:
A. some lens structure are positioned on a die holder, and lens structure includes: a substrate, on it, there is circuit layout, an image sensor, be arranged at the top that the electric connection of substrate Shang Qieyugai circuit layout and an eyeglass are positioned at image sensor; This die holder has some location divisions, respectively with the substrate contacts of those lens structure; In addition, between those lens structure, be formed with passage;
B. in the passage of this die holder, insert the sheathing material of fluid, and make to remove the partial mirror of this eyeglass and the remainder contacting with this die holder in coated those lens structure of this sheathing material, make afterwards this sheathing material curing molding;
C. remove this die holder;
D. cut the sheathing material after curing molding, obtain a plurality of optical lens modules.
According to above-mentioned design, in steps A, the location division of this die holder is the depression of the substrate complementation of shape and lens structure.
According to above-mentioned design, in step B, this sheathing material is the part outside minute surface centre one preset range of coated this eyeglass.
According to above-mentioned design, after step C, also include the step that weld pad is set at the substrate of lens structure.
According to above-mentioned design, after step C, also include the step that tin ball is set at the substrate of lens structure
According to above-mentioned design, this sheathing material is selected from the material of heat curing-type or the solid type of light.
For being illustrated more clearly in the present invention, lift preferred embodiment and coordinate accompanying drawing to be described in detail as follows.
Refer to shown in 3 figure to Fig. 7, the manufacture method of the optical lens module that the present invention's the first preferred embodiment provides, includes the following step:
A. a plurality of lens structure 10 are positioned on a die holder 20:
Those above-mentioned lens structure 10 carry out this manufacture method front previously prepared complete standby.Refer to Fig. 2, respectively this lens structure 10 includes a substrate 12, an image sensor 14 and an eyeglass 16, wherein, has circuit layout (conductor pattern) (not shown) on this substrate 12; This image sensor 14 is arranged at substrate 12Shang ，Qie Yugai circuit layout and is electrically connected; 16 tops that are arranged at this image sensor 14 of this eyeglass.In addition, on this above-mentioned die holder 20, be provided with 22，Er Gai location division, location division 22 for a depression of substrate 12 complementations of shape and this lens structure 10, so that those lens structure 10 can firmly be positioned on this die holder 20.Moreover, refer to Fig. 3, between each lens structure 10, be formed with passage 24.
B. in the passage 24 on this die holder 20, insert the sheathing material 30 of fluid, and make its curing molding:
Above-mentioned sheathing material 30 is consolidated shaped material for light and is made.The epoxy resin with ultraviolet light polymerization characteristic of take in the present embodiment is example.As shown in Figure 4, epoxy resin after melting is injected to the passage 24 of this die holder 20, and the part outside surface that makes epoxy resin wrap those lens structure 10 to expose (except the part of end face centre one preset range of these substrate 12 bottom surfaces that contact with this die holder 20 and this eyeglass 16).Afterwards, to epoxy resin irradiating ultraviolet light, make epoxy resin cure moulding.
C. remove die holder:
As shown in Figure 5, now respectively this lens structure 10 is except an end face part for its substrate 12 bottom surface and this eyeglass 18, and remaining part is this sheathing material 30 and is coated.
D. in substrate 12 bottom surfaces of those lens structure 10, weld pad (solder bump) is set:
As shown in Figure 6, to carry out tin ball setting (ball plating) program in the present embodiment, make this substrate 12 become ball matrix baseplate 12 (BGA, Ball Grid Array), and can allow substrate 12Shang circuit layout can pass through soldered ball (solder balls) 32, be connected with external circuit.
E. as shown in Figure 7, the sheathing material 30 after cutting curing molding, obtains a plurality of optical lens modules 40:
Refer to shown in Fig. 8, each optical lens module 40 has a shell 42, and this shell 42 top is formed with an opening 44 to expose a part for these eyeglass 18 end faces.In addition, the external form that is formed with the shape in a Xue，Qie Gai cave and this lens structure 10 wherein in this shell 42 is complementary, and can closely this lens structure 10 be coated on wherein.
And with the made optical lens module 40 of manufacture method provided by the present invention, have advantages of following:
1) its shell 42, except this lens structure 10 being coated on to its China and foreign countries, more making optical lens module 40 form a firm integral body, and then increases whole intensity.
2) height of these optical lens module 40 integral body can reduce significantly.
3) lens structure 10 of any pattern all can utilize identical technique to encapsulate.
The foregoing is only the better possible embodiments of the present invention, not as limit, above-mentioned sheathing material 30 is except being used the epoxide resin material of photocuring, also can use and replace as natural rubber, heat-curable epoxy resin or other materials with photocuring or heat curing characteristic.In addition, the manufacture method of above-mentioned optical lens module 34, except to having the lens structure 10 of single lens encapsulates, also can encapsulate the lens structure with two or two above eyeglasses.Such as the variation of equivalent method of doing of the scope of the claims of applying instructions of the present invention and application, ought to be included within the scope of claim of the present invention.
Claims (8)
1. a manufacture method for optical lens module, includes the following step:
Some lens structure are positioned on a die holder, and lens structure includes: a substrate, on it, there is circuit layout, an image sensor, be arranged at the top that the electric connection of substrate Shang Qieyugai circuit layout and an eyeglass are positioned at image sensor; In addition, between those lens structure, be formed with passage;
In passage on this die holder, insert the sheathing material of fluid, and make to remove the partial mirror of this eyeglass and the remainder contacting with this die holder in coated those lens structure of this sheathing material, make afterwards this sheathing material curing molding;
Remove this die holder; And
Sheathing material after cutting curing molding, obtains a plurality of optical lens modules.
2. the manufacture method of optical lens module as claimed in claim 1, wherein, this sheathing material is the part outside end face centre one preset range of coated this eyeglass.
3. the manufacture method of optical lens module as claimed in claim 1 wherein, includes the step that weld pad is set at the substrate of lens structure after removing die holder.
4. the manufacture method of optical lens module as claimed in claim 1 wherein, includes the step that tin ball is set at the substrate of lens structure after removing die holder.
5. the manufacture method of optical lens module as claimed in claim 1, wherein, this die holder has some location divisions, respectively with the substrate contacts of those lens structure.
6. the manufacture method of optical lens module as claimed in claim 5, wherein, the Ge Gai location division of this die holder is the depression of the substrate complementation of shape and lens structure.
7. the manufacture method of optical lens module as claimed in claim 1, wherein, this sheathing material is selected from the material of heat curing-type.
8. the manufacture method of optical lens module as claimed in claim 1, wherein, this sheathing material is selected from the material of the solid type of light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210214301.5A CN103513387A (en) | 2012-06-27 | 2012-06-27 | Method for manufacturing optical lens module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210214301.5A CN103513387A (en) | 2012-06-27 | 2012-06-27 | Method for manufacturing optical lens module |
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| Publication Number | Publication Date |
|---|---|
| CN103513387A true CN103513387A (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210214301.5A Pending CN103513387A (en) | 2012-06-27 | 2012-06-27 | Method for manufacturing optical lens module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI731349B (en) * | 2019-06-21 | 2021-06-21 | 致伸科技股份有限公司 | Micro image capturing module and manufacturing method thereof |
| TWI753255B (en) * | 2019-05-14 | 2022-01-21 | 群光電子股份有限公司 | Electronic device and lens module thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109839A (en) * | 2006-07-17 | 2008-01-23 | 群光电子股份有限公司 | Lens module and manufacturing method thereof |
| CN101439565A (en) * | 2007-11-22 | 2009-05-27 | 光宝科技股份有限公司 | Method for manufacturing lens module and lens module manufactured thereby |
| US20110019077A1 (en) * | 2009-07-22 | 2011-01-27 | Kabushiki Kaisha Toshiba | Camera module fabricating method and camera module |
| US20110286736A1 (en) * | 2010-05-20 | 2011-11-24 | Toyokazu Aizawa | Camera module |
-
2012
- 2012-06-27 CN CN201210214301.5A patent/CN103513387A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109839A (en) * | 2006-07-17 | 2008-01-23 | 群光电子股份有限公司 | Lens module and manufacturing method thereof |
| CN101439565A (en) * | 2007-11-22 | 2009-05-27 | 光宝科技股份有限公司 | Method for manufacturing lens module and lens module manufactured thereby |
| US20110019077A1 (en) * | 2009-07-22 | 2011-01-27 | Kabushiki Kaisha Toshiba | Camera module fabricating method and camera module |
| US20110286736A1 (en) * | 2010-05-20 | 2011-11-24 | Toyokazu Aizawa | Camera module |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI753255B (en) * | 2019-05-14 | 2022-01-21 | 群光電子股份有限公司 | Electronic device and lens module thereof |
| TWI731349B (en) * | 2019-06-21 | 2021-06-21 | 致伸科技股份有限公司 | Micro image capturing module and manufacturing method thereof |
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Owner name: GENIUS ELECTRONIC OPTICAL CO., LTD. Free format text: FORMER OWNER: GLOBAL MICRO OPTICAL CO., LTD. Effective date: 20150128 |
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Effective date of registration: 20150128 Address after: The central Taiwan Science Park Road, Taichung City, Taiwan kozia Chinese District No. 1 Applicant after: Genius Electronic Optical Co., Ltd. Address before: Tainan City, Taiwan, China Applicant before: Global Micro Optical Co., Ltd. |
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Application publication date: 20140115 |