CN104954783B - The optical system of camera module detection device - Google Patents
The optical system of camera module detection device Download PDFInfo
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- CN104954783B CN104954783B CN201510320718.3A CN201510320718A CN104954783B CN 104954783 B CN104954783 B CN 104954783B CN 201510320718 A CN201510320718 A CN 201510320718A CN 104954783 B CN104954783 B CN 104954783B
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- light source
- lens group
- light
- detection device
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Abstract
The present invention relates to mobile phone camera module detection device technical field, particularly a kind of optical system of camera module detection device；Including hold-down support, first camera and second camera, first camera and second camera are arranged on hold-down support, and first camera is connected with the first lens group, and second camera is connected with the second lens group；It is provided with above first lens group immediately below the first light source, the first lens group and is provided with secondary light source；Some 3rd light source groups are provided with around first lens group；By setting first camera and second camera and by the auxiliary of the first light source, secondary light source and the 3rd light source group, realize respectively to the detection of gold thread and the detection of the dust of image sensor and cut in circuit connecting substrate in image sensor group, so as to realize the automation of camera module detection, compared with the mode of existing eye recognition, detection efficiency of the invention is high, high precision and loss is low.
Description
Technical field
The present invention relates to mobile phone camera module detection device technical field, particularly a kind of camera module detection device
Optical system.
Background technology
With the development of science and technology mobile phone is more and more intelligent, function is also more and more.Current smart mobile phone, which is provided with, to be taken the photograph
As function.
Camera function realizes that camera module generally comprises lens group, focusing motor, optical filtering by camera module
Piece, image sensor and connection substrate.If dust or cut on image sensor, imaging can be directly influenced
Effect.Gold thread on connection substrate is the important channel of data transfer, and gold thread is thin and close, when appearance broken string, short circuit
Or during solder skip, can also influence the transmission of related data on sensor to influence the effect of imaging.
Image sensor is formed after image sensor group together with connection substrate connection, it is necessary to first detected,
It could be fitted together after qualified with other parts of image sensor group.At present, the method for detection is all to use strong illumination
The part to be detected, is then detected by human eye, is distinguished again, using this detection mode detection speed is slow, loss is high,
, also can be to production in addition, carrying out being transported to detecting position detection in slave unit and high light is easily impacted to the eyesight of testing staff
Product cause secondary pollution, and product yield is low.
The problem of existing for above-mentioned human eye detection, to adapt to the demand of industrialized production, it is necessary to which exploitation one kind is complete certainly
Dynamic camera module detection device.
The content of the invention
During image sensor group of the present invention in order to solve current human eye detection camera module, the detection speed existed
Slowly, loss is high, and a kind of light of the camera module detection device provided the problem of the eyesight of high light hazard detection personnel
System.
To reach above-mentioned functions, the technical scheme that the present invention is provided is：
A kind of optical system of camera module detection device, including hold-down support, first camera and second camera, it is described
First camera and the second camera are arranged on the hold-down support, and the first camera is connected with the first lens group, institute
Second camera is stated with the second lens group to be connected；The first light source, first camera lens are provided with above first lens group
The underface of group is provided with secondary light source；Some 3rd light source groups are provided with around first lens group.
Preferably, the secondary light source is in annular.
Preferably, the 3rd light source group includes support frame and three regulation light sources, and the regulation light source passes through branch respectively
Frame is sequentially arranged on support frame as described above from high to low, and regulation light source is adjusted by adjusting the angle of regulation light source and support
Irradiating angle.
Preferably, the quantity of the 3rd light source group is 3, and the 3rd described light source group is arranged on light-source angle adjustment seat
On, the light-source angle adjustment seat is fixedly mounted on hold-down support.
Preferably, the light-source angle adjustment seat is annular in shape, and regulating tank is offered in the light-source angle adjustment seat, described
Support frame is arranged on the regulating tank by bolt.
Preferably, the optical system also includes a lens mechanism adjustment seat, first lens group and the second lens group
In the lens mechanism adjustment seat, the lens mechanism adjustment seat is adjusted above and below the first lens group and the second lens group
Height and front and rear deflection and deflection.
The beneficial effects of the present invention are：By setting first camera and second camera and by the first light source, the second light
Source and the auxiliary of the 3rd light source group, are realized to the detection of gold thread and image are passed in circuit connecting substrate in image sensor group respectively
The detection of the dust and cut of sensor, so as to realize the automation of camera module detection, the mode with existing eye recognition
Compare, detection efficiency of the invention is high, high precision and loss is low.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation at another visual angle of the invention.
Embodiment
Below in conjunction with the accompanying drawings 1 and accompanying drawing 2 the present invention is further elaborated：
A kind of optical system of camera module detection device as depicted in figs. 1 and 2, including hold-down support 1, the first phase
Machine 2 and second camera 3, first camera 2 and second camera 3 are arranged on hold-down support 1, first camera 2 and the phase of the first lens group 4
Connection, second camera 3 is connected with the second lens group 5；The top of first lens group 4 is provided with the first light source 6, the first lens group
4 underface is provided with secondary light source 7；Some 3rd light source groups 8 are provided with around first lens group 4.In the present embodiment,
Present invention additionally comprises a lens mechanism adjustment seat 10, first camera 2, second camera 3, the first lens group 4 and the second lens group 5 are pacified
In the lens mechanism adjustment seat 10, first lens group 4 of adjustment of lens mechanism adjustment seat 10 and the second lens group 5
Upper-lower height and front and rear deflection and deflection.First light source 6 is integrated design inside the first camera lens.
Secondary light source 7 is in annular.It ensure that measured object is placed on the lower section of secondary light source 7 using the light source of annular
When, shade is not produced, therefore do not interfere with accuracy of detection.
In the present embodiment, the quantity of the 3rd light source group 8 is 3, and the 3rd light source group 8 is arranged on light-source angle adjustment seat 9
On, light-source angle adjustment seat 9 is fixedly mounted on hold-down support 1.3rd light source group 8 includes support frame 81 and three regulation light sources
82, regulation light source 82 is sequentially arranged on support frame 81 from high to low by support 83 respectively, and scale is provided with support frame 81
Value, the irradiating angle of regulation light source 82 is adjusted by adjusting regulation light source 82 with the angle of support 83；Light-source angle adjustment seat 9
Annularly, regulating tank 91 is offered in light-source angle adjustment seat 9, support frame 81 is arranged on regulating tank 91 by bolt, light source
Scale value is provided with angular adjustment seat 9.The upper-lower height for adjusting light source 82 is adjustable, and the irradiating angle for adjusting light source 82 is adjustable,
Right position is adjustable.9 regulation light sources 82 from different perspectives, different azimuth product irradiation so that for detection when provide it is highlighted entirely
Angle illumination.
In use, adjusting height and position, incident angle and the incident direction of 9 regulation light sources 82 according to actual conditions.
First light source 6 and the Chang Liang of secondary light source 7, first camera 2 are used to detect gold thread, first camera 2 after taking pictures to gold thread figure
Piece sends background processing system to, and background processing system opens wanted gold thread feature, welding disking area, background separation, extracts
Each channel data of coloured image, then with the standard form splitting ratio that is stored in background processing system compared with to judge that gold thread is
No broken string, solder skip, bending, short circuit etc..During the detection of the dust of image sensor and cut, by 9 regulation light sources 82 never
Same angle, height and the irradiation in direction, when product has dust or cut, reflection light can produce change, therefore second
Camera 3 is when shooting, and the brightness in related region can be different, and the photo that second camera 3 is shot is sent to after background processing system,
Background processing system carries out light splitting and color extraction to photo, the data message of different passages is extracted, with periphery adjacent area
Intensity contrast is done, to detect the dust and cut of image sensor.
Embodiment described above, simply the present invention preferred embodiments, not come limit the present invention practical range, therefore it is all according to
The equivalent change or modification that construction, feature and principle described in scope of the present invention patent are done, all should be included in the present invention
In patent claim.
Claims (5)
1. a kind of optical system of camera module detection device, it is characterised in that：Including hold-down support (1), first camera (2)
With second camera (3), the first camera (2) and the second camera (3) are arranged on the hold-down support (1), and described the
One camera (2) is connected with the first lens group (4), and the second camera (3) is connected with the second lens group (5)；Described first
It is provided with above lens group (4) immediately below the first light source (6), first lens group (4) and is provided with secondary light source (7)；
Some 3rd light source groups (8) are provided with around first lens group (4)；The 3rd light source group (8) includes support frame
(81) and three regulation light sources (82), the regulation light source (82) is sequentially arranged at described from high to low by support (83) respectively
On support frame (81), the illumination angle of regulation light source (82) is adjusted by adjusting regulation light source (82) with the angle of support (83)
Degree；
In use, adjusting height and position, incident angle and the incident direction of 9 regulation light sources (82) according to actual conditions；The
One light source (6) and secondary light source (7) Chang Liang, first camera (2) are used to detect gold thread, and first camera (2) is taken pictures to gold thread
Picture is sent to background processing system afterwards, background processing system is by wanted gold thread feature, welding disking area, background separation
Open, extract each channel data of coloured image, then with the standard form splitting ratio that is stored in background processing system compared with to judge
Whether gold thread breaks, solder skip, bending, short circuit；During the detection of the dust of image sensor and cut, pass through 9 regulation light sources
(82) from different angles, the irradiation in height and direction, when product has dust or cut, reflection light can produce change,
Therefore second camera (3) is when shooting, and the brightness in related region can be different, after the photo that second camera (3) is shot is sent to
After platform processing system, background processing system carries out light splitting and color extraction to photo, extracts the data message of different passages, with
Periphery adjacent area does intensity contrast, to detect the dust and cut of image sensor.
2. the optical system of camera module detection device as claimed in claim 1, it is characterised in that：The secondary light source
(7) it is in annular.
3. the optical system of camera module detection device as claimed in claim 1, it is characterised in that：The 3rd light source group
(8) quantity is 3, and the 3rd described light source group (8) is arranged in light-source angle adjustment seat (9), the light-source angle regulation
Seat (9) is fixedly mounted on hold-down support (1).
4. the optical system of camera module detection device as claimed in claim 3, it is characterised in that：The light-source angle is adjusted
Save seat (9) annular in shape, regulating tank (91) is offered on the light-source angle adjustment seat (9), support frame as described above (81) passes through bolt
On the regulating tank (91).
5. the optical system of the camera module detection device as described in claim 1,2 or 4, it is characterised in that：The optics
System also includes a lens mechanism adjustment seat (10), and first lens group (4) and the second lens group (5) are arranged on the camera lens
In mechanism adjustment seat (10), the lens mechanism adjustment seat (10) is adjusted above and below the first lens group (4) and the second lens group (5)
Height and front and rear deflection and deflection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510320718.3A CN104954783B (en) | 2015-06-11 | 2015-06-11 | The optical system of camera module detection device |
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| CN201510320718.3A CN104954783B (en) | 2015-06-11 | 2015-06-11 | The optical system of camera module detection device |
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| CN104954783A CN104954783A (en) | 2015-09-30 |
| CN104954783B true CN104954783B (en) | 2017-07-14 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248136A (en) * | 2016-08-30 | 2016-12-21 | 江苏潮华玻璃制品有限公司 | A kind of one camera detects two-way 90 ° of Optical devices |
| CN108296751B (en) * | 2018-02-11 | 2024-02-06 | 珠海市华亚机械科技有限公司 | Return wire type self-calibration camera assembling equipment |
| CN110081278A (en) * | 2019-04-03 | 2019-08-02 | 东莞广达智能科技有限公司 | Multi-faceted adjustable type lens module |
| CN110081920A (en) * | 2019-04-03 | 2019-08-02 | 东莞广达智能科技有限公司 | Multi-directional vision detects mould group |
| CN113298793B (en) * | 2021-06-03 | 2023-11-24 | 中国电子科技集团公司第十四研究所 | Circuit board surface defect detection method based on multi-view template matching |
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| CN101226157A (en) * | 2007-01-19 | 2008-07-23 | 鸿富锦精密工业（深圳）有限公司 | Apparatus and method for detecting filters lustration degree |
| CN201926627U (en) * | 2011-01-10 | 2011-08-10 | 广东工业大学 | System for testing clarity of images on food surfaces based on images |
| CN203340224U (en) * | 2013-07-23 | 2013-12-11 | 江阴新晟电子有限公司 | Testing device for mobile-phone camera module groups |
| CN204269896U (en) * | 2014-12-12 | 2015-04-15 | 深圳市鹰眼在线电子科技有限公司 | Camera module placement equipment |
| CN104676374A (en) * | 2015-02-11 | 2015-06-03 | 广东工业大学 | Machine vision illumination light source and operating method of machine vision illumination light source |
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2015
- 2015-06-11 CN CN201510320718.3A patent/CN104954783B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101226157A (en) * | 2007-01-19 | 2008-07-23 | 鸿富锦精密工业（深圳）有限公司 | Apparatus and method for detecting filters lustration degree |
| CN201926627U (en) * | 2011-01-10 | 2011-08-10 | 广东工业大学 | System for testing clarity of images on food surfaces based on images |
| CN203340224U (en) * | 2013-07-23 | 2013-12-11 | 江阴新晟电子有限公司 | Testing device for mobile-phone camera module groups |
| CN204269896U (en) * | 2014-12-12 | 2015-04-15 | 深圳市鹰眼在线电子科技有限公司 | Camera module placement equipment |
| CN104676374A (en) * | 2015-02-11 | 2015-06-03 | 广东工业大学 | Machine vision illumination light source and operating method of machine vision illumination light source |
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| CN104954783A (en) | 2015-09-30 |
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