CN105699387A - Electronic product appearance defect detection system - Google Patents
Electronic product appearance defect detection system Download PDFInfo
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- CN105699387A CN105699387A CN201610150198.0A CN201610150198A CN105699387A CN 105699387 A CN105699387 A CN 105699387A CN 201610150198 A CN201610150198 A CN 201610150198A CN 105699387 A CN105699387 A CN 105699387A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
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Abstract
The invention relates to the field of detection devices, in particular to an electronic product appearance defect detection system which mainly comprises a defect detection instrument and vision detection software. The defect detection instrument comprises a machine frame, a camera, a micro-motion slide table, a dome lamp, an annular lamp, a backlight lamp and a light source control circuit board. The camera, the micro-motion slide table, the dome lamp, the backlight lamp and the light source control circuit board are all installed on the machine frame. A lens is installed on the camera. The dome lamp is arranged below the lens. The annular lamp is fixed to the sliding face of the micro-motion slide table and located below the dome lamp. The backlight lamp is arranged below the annular lamp. The dome lamp, the backlight lamp and the annular lamp are all electrically connected with the light source control circuit board. The electronic product appearance defect detection system can be suitable for most of electronic product defect appearance detection items, the multi-station detection is avoided, go-online debugging and maintaining of the vision device are greatly simplified, and the electronic product appearance defect detection system is simple in structure, convenient to use and practical.
Description
Technical field
The present invention relates to outward appearance detection field, particularly relate to electronic product open defect detection system。
Background technology
Existing electronic product surface defect and outward appearance detection adopt artificial or semiautomatic-mode more。Major part manufacturer adopts manually to be detected, and product is put under microscope by they, carries out apparent size differentiation with human eye。Product photograph is reached computer display and carries out naked eyes identification by the Ye You manufacturer high pixel camera of employing in real time。Along with development and the extensive use of machine vision, begin with manufacturer and introduce Automatic Visual Inspection equipment, utilize intelligent industrial camera to carry out product appearance detection。But owing to outward appearance detection project is of a great variety, required lighting environment is different, and camera working condition is also not quite similar, cause that same station cannot be carried out different classes of outward appearance detection content and compels in fact to select Optimum Design。Cause visual detection equipment lengthy and jumbled, difficult in maintenance, limit visual apparatus in the application of electronic product outward appearance context of detection and development。
Summary of the invention
For the deficiency that prior art exists, it is an object of the invention to provide a kind of Most electronic product defects outward appearance detection purpose that is applicable to and detect system。
For achieving the above object, the present invention can be achieved by the following technical programs:
Electronic product open defect detection system, including defect detector and vision detection software, described defect detector includes frame, camera, fine motion slide unit, dome lamp, circular lamp, backlight, control circuit for light source plate, described camera, fine motion slide unit, dome lamp, backlight and control circuit for light source plate are separately mounted in frame, described camera is provided with camera lens, described dome lamp is arranged on the lower section of camera lens, described circular lamp is fixed on the sliding surface of fine motion slide unit and is positioned at the lower section of dome lamp, described backlight is arranged on the lower section of circular lamp, described dome lamp, backlight and circular lamp are electrically connected with control circuit for light source plate respectively；
Described vision detection software includes IO communication module, defects detection module, light source control module and data image and preserves module, wherein:
Described IO communication module and defect detector carry out communication；
Described defects detection module receives the image information that transmits of camera and analyzes and processes, and draws final testing result；
Described light source control module and control circuit for light source plate communication, control light on and off time and the brightness of light source；
Described data image preserves module and testing result is shown in application program interactive interface in real time, and preserves process image and process data。
Further, described defects detection module includes following submodule: template detection, spot detection, gray scale detection, look for frontier inspection survey and image procossing。
Further, described vision detection software also includes authority management module。
Further, described vision detection software also includes mode of operation selection module。
Further, described mode of operation includes automatic mode, manual mode and simulation model。
Further, described vision detection software also includes using help module。
Further, described camera is CCD camera。
Further, described frame is integrated。
Set of the present invention dome lamp, circular lamp and the backlight photoenvironment lamp source as camera, and brightness and the time in lamp source is controlled by vision detection software, the present invention integrates multiple detection function, it is analyzed capture processing, by fine motion slide unit, circular lamp is carried out upper and lower fine motion to adapt to the capture light as requested of different product simultaneously, go for Most electronic product defects outward appearance detection project, avoid Optimum Design, enormously simplify reach the standard grade debugging and the maintenance of visual apparatus, simple in construction, convenient and practical。
Accompanying drawing explanation
Fig. 1 is the structural representation of the defect detector of the present invention；
In figure: 1-camera, 2-camera lens, 3-fine motion slide unit, 4-dome lamp, 5-circular lamp, 6-backlight, 7-control circuit for light source plate, 8-frame。
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is further illustrated:
As shown in Figure 1, electronic product open defect of the present invention detection system, including defect detector and vision detection software, defect detector mainly includes frame 8, camera 1, fine motion slide unit 3, dome lamp 4, circular lamp 5, backlight 6 and control circuit for light source plate 7。Wherein, camera 1, fine motion slide unit 3, dome lamp 4, backlight 6 and control circuit for light source plate 7 are separately mounted in frame 8。Camera 1 is provided with camera lens 2；Dome lamp 4 is arranged on the lower section of camera lens 2；Circular lamp 5 is fixed on the sliding surface of fine motion slide unit 3 and is positioned at the lower section of dome lamp 4, can pass through fine motion slide unit 3 and slide up and down, to adapt to the capture light as requested of different product；Backlight 6 is arranged on the lower section of circular lamp 5。Dome lamp 4, backlight 6 and circular lamp 5 are electrically connected with control circuit for light source plate 7 respectively, light source controller circuit board 7 three light sources are controlled。
Vision detection software includes IO communication module, defects detection module, light source control module and data image and preserves module, wherein:
IO communication module and defect detector carry out communication；
Defects detection module receives the image information that transmits of camera and analyzes and processes, and draws final testing result；
Light source control module and control circuit for light source plate communication, control light on and off time and the brightness of light source；
Data image preserves module and testing result is shown in application program interactive interface in real time, and preserves process image and process data。
Preferably, defects detection module includes following submodule: template detection, spot detection, gray scale detection, look for frontier inspection survey and image procossing
The step of detection speckle: (1) adds spot tool, selects " spot tool " to be added in " detection instrument " list。(2) select the shape of gray scale tool detection frame, including rectangle, circle, parallelogram, ellipse and five kinds of shapes of annulus, can select as required。(3) spot tool detection block is dragged to the place needing detection, and be sized。(4) spot tool parameter is set: speckle polarity, threshold value, the parameter such as area bound。(5) carry out detecting and showing result。
Preferably, vision detection software also includes authority management module。
Preferably, vision detection software also includes mode of operation selection module。
Preferably, mode of operation includes automatic mode, manual mode and simulation model。
The step of simulation model: (1) wants the path of emulating image in software input, and (2) click running software the first pictures, last picture, next pictures, a upper pictures, and are automatically performed detection。Software function can be realized when being not connected to camera, accelerate software development speed, optimize software debugging。
Preferably, vision detection software also includes using help module。
Preferably, camera 1 adopts CCD camera。
Preferably, frame 8 is integrated。
During use, electronic product is placed on the lower section of backlight 6, by fine motion slide unit 3, circular lamp 5 is slided up and down, be adjusted to most suitable position。Control light source controller circuit board 7 by light source control module and dome lamp 4, circular lamp 5, backlight 6 are carried out light source adjustment, capture effect is made to meet detection photoenvironment requirement, now, electronic product is taken pictures by camera 1, gained photo can be reached vision detection software analyzing and processing in real time by camera 1, can pass production line monitoring system back by analyzing result。
The present invention integrates multiple detection function, by the fine motion slide unit 3 up-down adjustment to circular lamp 5, and light source control module control light source controller circuit board 7 to dome lamp 4, circular lamp 5, backlight 6 adjustment, project is detected suitable in multiple electronic product defective appearance, avoid Optimum Design, save resource, easy to use。
For a person skilled in the art, according to above technical scheme and design, other various corresponding changes and deformation can be made, and all these change and deforms within the protection domain that all should belong to the claims in the present invention。
Claims (8)
1. electronic product open defect detection system, it is characterized in that: include defect detector and vision detection software, described defect detector includes frame, camera, fine motion slide unit, dome lamp, circular lamp, backlight, control circuit for light source plate, described camera, fine motion slide unit, dome lamp, backlight and control circuit for light source plate are separately mounted in frame, described camera is provided with camera lens, described dome lamp is arranged on the lower section of camera lens, described circular lamp is fixed on the sliding surface of fine motion slide unit and is positioned at the lower section of dome lamp, described backlight is arranged on the lower section of circular lamp, described dome lamp, backlight and circular lamp are electrically connected with control circuit for light source plate respectively；
Described vision detection software includes IO communication module, defects detection module, light source control module and data image and preserves module, wherein:
Described IO communication module and defect detector carry out communication；
Described defects detection module receives the image information that transmits of camera and analyzes and processes, and draws final testing result；
Described light source control module and control circuit for light source plate communication, control light on and off time and the brightness of light source；
Described data image preserves module and testing result is shown in application program interactive interface in real time, and preserves process image and process data。
2. electronic product open defect according to claim 1 detection system, it is characterised in that: described defects detection module includes following submodule: template detection, spot detection, gray scale detection, look for frontier inspection survey and image procossing。
3. electronic product open defect according to claim 1 detection system, it is characterised in that: described vision detection software also includes authority management module。
4. electronic product open defect according to claim 1 detection system, it is characterised in that: described vision detection software also includes mode of operation and selects module。
5. electronic product open defect according to claim 4 detection system, it is characterised in that: described mode of operation includes automatic mode, manual mode and simulation model。
6. electronic product open defect according to claim 1 detection system, it is characterised in that: described vision detection software also includes using help module。
7. electronic product open defect according to claim 1 detection system, it is characterised in that: described camera is CCD camera。
8. electronic product open defect according to claim 1 detection system, it is characterised in that: described frame is integrated。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610150198.0A CN105699387A (en) | 2016-03-15 | 2016-03-15 | Electronic product appearance defect detection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610150198.0A CN105699387A (en) | 2016-03-15 | 2016-03-15 | Electronic product appearance defect detection system |
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| CN105699387A true CN105699387A (en) | 2016-06-22 |
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| CN201610150198.0A Pending CN105699387A (en) | 2016-03-15 | 2016-03-15 | Electronic product appearance defect detection system |
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Cited By (5)
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| CN107271447A (en) * | 2017-07-27 | 2017-10-20 | 江南大学 | A kind of PLC outward appearances and LED status detection means based on machine vision |
| CN107345790A (en) * | 2017-07-11 | 2017-11-14 | 合肥康之恒机械科技有限公司 | A kind of electronic product detector |
| CN107589121A (en) * | 2017-09-12 | 2018-01-16 | 苏州富锐联自动化设备有限公司 | CDD detection components include vision-based detection lighting mechanism |
| JP2018190571A (en) * | 2017-04-29 | 2018-11-29 | 株式会社キーエンス | Attachment for luminaire |
| CN110082356A (en) * | 2019-04-20 | 2019-08-02 | 东莞中科蓝海智能视觉科技有限公司 | The visible detection method and device of wire surface defect |
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| CN107589121A (en) * | 2017-09-12 | 2018-01-16 | 苏州富锐联自动化设备有限公司 | CDD detection components include vision-based detection lighting mechanism |
| CN110082356A (en) * | 2019-04-20 | 2019-08-02 | 东莞中科蓝海智能视觉科技有限公司 | The visible detection method and device of wire surface defect |
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