CN209028015U - A kind of detection device of line scanning imagery - Google Patents
A kind of detection device of line scanning imagery Download PDFInfo
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- CN209028015U CN209028015U CN201821758241.2U CN201821758241U CN209028015U CN 209028015 U CN209028015 U CN 209028015U CN 201821758241 U CN201821758241 U CN 201821758241U CN 209028015 U CN209028015 U CN 209028015U
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Abstract
The utility model provides a kind of detection device of line scanning imagery, comprising: camera motion platform is located above profiling light source, vertical rail along the vertical direction is provided on camera motion platform；Line-scan digital camera is located above profiling light source, is mounted on the vertical rail of camera motion platform by the pulley of side；The camera lens mounting hole of array is provided on the downside of line-scan digital camera；Camera lens is mounted in the camera lens mounting hole of line-scan digital camera, is connected with line-scan digital camera；Profiling light source, below camera lens and above examined object, profiling light source is arc light source, the raised cambered surface of arc light source is towards camera lens, the highest position of arc is provided with loophole on arc light source, illuminator is set in arc light source recess arc intracavitary position symmetrical on the profiling light source lower surface, illuminator is recessed cambered surface inner wall towards arc light source；Image processor is connected with line-scan digital camera.The utility model can be realized the line Scanning Detction to curved face product.
Description
Technical field
This application involves the technical fields more particularly to a kind of detection device of line scanning imagery of equipment appearance detection.
Background technique
With modern industry level and science and technology rapid development, people are higher and higher to the quality requirement of product, not only
The immanent structure and function attention degree to product are increased, also the appearance of product, structure size, surface quality etc. are especially closed
Note, therefore the technology detected for product appearance is developed, such as line detection technique.
And industrial online measuring technique is being answered in more fields as a kind of detection means of efficient quick
With.With the development of online measuring technique, the product of detection is also gradually diversified, and contour structures are also multifarious, how full
The on-line checking quality and efficiency of sufficient multi-product are most important.
In on-line checking in order to meet image capture device imaging demand, generally require to product to be detected carry out
Illumination.Traditional lighting method is usually that planar line sweeps illumination, but when using nonplanar structure, the light reflection surface on every, surface
It is all inconsistent, it is difficult to illuminate each position of nonplanar structure product, will form dark area, the imaging effect in these regions
It is poor, the technical requirements of surface identification or detection are unable to reach, such as carry out to the product (such as mouse) with curved surface profile
When appearance detects, general way is the light source that multiple and different angles are arranged, but multiple light courcess position is not easy to be adjusted flexibly, and
It is unable to reach optimal illuminating effect, or design can be with the imaging sensor and light source of synchronizing moving, and then realizes multi-angle
Illumination and imaging operation, but the design not only will increase the design difficulty of testing agency, also accordingly increase the hardware of system
Cost.
Therefore, in the profiling light source and the scanning of appearance detection line for needing design flexibility for the mouse with curved surface profile
The device of imaging is this field technical problem urgently to be resolved.
Utility model content
A kind of detection device for being designed to provide line scanning imagery of the application, solution in the prior art can not be to equipment
The technical issues of character, the pattern of appearance surfaces are quickly identified, carry out on-line checking to open defect.
In order to achieve the above objectives, the application provides a kind of detection device of line scanning imagery, comprising: line-scan digital camera, camera lens,
Camera motion platform, profiling light source and image processor；Wherein,
The camera motion platform is located above the profiling light source, is provided on the camera motion platform along perpendicular
Histogram to vertical rail；
The line-scan digital camera is connected with described image processor, is located above the profiling light source, passes through the cunning of side
Wheel is mounted on the vertical rail of the camera motion platform；The mirror of array is provided on the downside of the line-scan digital camera
Head mounting hole；
The camera lens is mounted in the camera lens mounting hole of the line-scan digital camera, is connected with the line-scan digital camera；
The profiling light source is located at below the camera lens and above examined object, and the profiling light source is arc
Light source, the raised cambered surface of the arc light source is towards the camera lens, and the highest position of arc is provided on the arc light source
Loophole, intracavitary in arc light source recess arc, symmetrical position is provided with illuminator on profiling light source lower surface, institute
Illuminator is stated towards arc light source recess cambered surface inner wall direction；
Described image processor is connected with the line-scan digital camera.
Optionally, wherein the profiling light source, further includes: diffusing reflection plate, the diffusing reflection plate are fitted in the arc light
Source is recessed on cambered surface inner wall.
Optionally, wherein the device further include: detection controller, with the camera motion platform, line-scan digital camera and profiling
Light source is connected.
Optionally, wherein the illuminator is greater than or equal to two, and intracavitary positioned at arc light source recess arc, place
In symmetrical position on profiling light source lower surface, each illuminator is connected with the detection controller.
Optionally, wherein the device further include: the memory of examined object surface type and detection parameters, and it is described
Detection controller is connected.
Optionally, wherein the device further include: examined object transmits rail, below the profiling light source and is in
Horizontal direction.
Optionally, wherein the device further include: examined object surface image display, with described image processor phase
Connection.
The detection device of the line scanning imagery of the application, realization have the beneficial effect that:
(1) detection device of the line scanning imagery of the application suitable for mouse etc. there is the illumination of curved surface appearance and line to sweep
Imaging device is retouched, uniform illumination is realized to curved surface profile, to meet shooting imaging requirements, by each position of nonplanar structure product
It sets and illuminates, not will form dark area, guarantee the imaging effect of each region, the technology that can reach surface identification or detection is wanted
It asks, and installs that lighting source is simple, and cost also accordingly reduces.
(2) detection device of the line scanning imagery of the application, using detection controller, with camera motion platform, linear array phase
Machine and profiling light source are connected, and by the adjustment of position and quantity to profiling light-source structure, illuminator and diffusing reflection plate, realize
Illumination and line Scanning Detction to Various Complex surface product.
(3) detection device of the line scanning imagery of the application can adapt to profiling light source using detection controller
Property structure improve, realize to the mobile phone or camera case of curved surface or rounding off face carry out illumination and line scanning imagery detect.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application can also be obtained according to these attached drawings other attached for those skilled in the art
Figure.
Fig. 1 is a kind of structural schematic diagram of the detection device of line scanning imagery in the utility model embodiment；
Fig. 2 is the structural schematic diagram of profiling light source in the detection device of the utility model embodiment centerline scan imaging.
Specific embodiment
Below with reference to the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Ground description, it is clear that described embodiment is some embodiments of the present application, instead of all the embodiments.Based on the application
In embodiment, those skilled in the art's every other embodiment obtained without making creative work, all
Belong to the range of the application protection.
Embodiment
As depicted in figs. 1 and 2, Fig. 1 is a kind of structural schematic diagram of the detection device of line scanning imagery in the present embodiment；Figure
2 be the structural schematic diagram of profiling light source in the detection device of line scanning imagery, and traditional line scanning-detecting system is only applicable to list
The product of planar structure, when the product to curved surface or complex surface mechanism detects, because its single lighting source will cause
The light reflection surface of product surface every is all inconsistent, is difficult to illuminate each position of nonplanar structure product, will form darkness
The imaging effect in region, these regions is poor, is unable to reach the technical requirements of surface identification or detection, and installs multi-angle illumination
Light source design is complicated, and cost can also correspondingly increase；The detection device of line scanning imagery in the present embodiment is suitable for the tool such as mouse
There are the illumination and Line-scanning Image Acquisition System of curved surface appearance, uniform illumination is realized to curved surface profile, can satisfy curved surface profile shooting
The requirement of imaging.
The detection device of line scanning imagery in the present embodiment, comprising: line-scan digital camera 101, camera lens 102, camera motion are flat
Platform 103, profiling light source 104 and image processor 105；Wherein, camera motion platform 103 is located at 104 top of profiling light source,
Vertical rail along the vertical direction is provided on camera motion platform 103；Line-scan digital camera 101 is connected with image processor 105
It connects, is located at 104 top of profiling light source, is mounted on by the pulley of side on the vertical rail of camera motion platform；In linear array phase
The camera lens mounting hole of array is provided on the downside of machine 101；Camera lens 102 is mounted in the camera lens mounting hole of line-scan digital camera,
It is connected with line-scan digital camera 101.
Profiling light source 104 is located at below camera lens and above examined object 106, and profiling light source is arc light source, arc
The raised cambered surface of shape light source is towards camera lens, and the highest position of arc is provided with loophole 141 on arc light source, in arc light source
The cambered surface that is recessed is intracavitary, and symmetrical position is provided with illuminator 142 on profiling light source lower surface, and illuminator is towards arc light source
Be recessed cambered surface inner wall direction；Image processor 105 is connected with line-scan digital camera 101, for receive captured by line-scan digital camera to
Detection object surface image, and image procossing is carried out to it.
The detection device of the line scanning imagery can quickly identify, externally character, the pattern of realization mouse surface
It sees defect and carries out on-line checking.The detection device is by line-scan digital camera, camera lens, two-dimension moving platform (i.e. camera motion platform), imitative
Shape light source, image processor (imaging sensor), display and controller constitute (such as Fig. 1), and camera lens is detachable to be installed on line
On array camera, camera lens can be adjusted and replace according to testing requirements, and line-scan digital camera is set on two-dimension moving platform, Ke Yigen
It needs to realize that the position in horizontal and vertical direction is adjusted according to detection, sets profiling light source in an overlying regions of mouse transmission route
(profiling light source can carry out adaptability design according to the face shaping of part to be detected), illuminates mouse to be detected, the profiling
The section of light source is sector, and outside is Stainless Steel Shell, one through-hole/through slot is opened up in the highest point of scalloped profile, for reflecting
Light passes through, and is symmetrically arranged with multiple light sources lamp (such as LED lamp bead), the inner surface of curved profile in the lower surface of profiling light source
It is fitted with diffusing reflection plate, when illuminator is opened, shone thing surface can be made to obtain uniform illumination everywhere, which sets
Image processor in standby can be imaging sensor, treat detection piece and be imaged.Optionally, which can also be by aobvious
Show that device shows the image of imaging, is in addition also provided with controller in detection device, it is flat to opening and closing, the movement of profiling light source
Platform, camera working condition carry out automatically controlling.
As shown in Figure 1, examined object (such as mouse) realizes horizontal displacement by delivery platform in on-line machining, this
When a certain region on delivery platform can be needed to place profiling light source according to detection, allow the mouse moved horizontally normal
Transmission is realized below from the light source, and by the adjustment of two-dimension moving platform before detection starts, camera is set to best shooting position
(optimum photographing position is obtained by the comparison of shooting effect) is set, after detection starts, mouse normally passes through below profiling light source, leads to
It crosses controller and opens profiling light source, motion platform and photomoduel are started to work, and camera is according to the motor pattern of setting vertical
Direction moves up and down, so that 3 points of mouse surface A, B, C distances for arriving camera when shooting are equal at any time (d1=d2=d3), line
Array camera online shoots mouse to be detected, and the photo of shooting is transmitted to imaging sensor, can by display
To be identified, be shown to the character of mouse surface, pattern, surface defect in real time.Profiling light source is had in through this embodiment
Line scanned imagery device appearance detection can be carried out to mouse, the character, pattern of mouse surface for identification can also be to mouse
The defects of mark surface whether there is crackle or scratch is detected.
In some alternative embodiments, as shown in Fig. 2, profiling light source 104, further includes: diffusing reflection plate 143, diffusing reflection
Plate is fitted on arc light source recess cambered surface inner wall.
In some alternative embodiments, the detection device of line scanning imagery further include: detection controller, with camera motion
Platform, line-scan digital camera and profiling light source are connected.
In some alternative embodiments, illuminator is greater than or equal to two, and intracavitary positioned at arc light source recess arc, place
In symmetrical position on profiling light source lower surface, each illuminator is connected with detection controller.
In some alternative embodiments, the detection device of line scanning imagery further include: examined object surface type with
The memory of detection parameters is connected, for different type examined object surface and camera to be stored in advance with detection controller
The corresponding relationship of motion platform, line-scan digital camera and profiling light source adjusting parameter, when being detected to examined object, according to its surface
Type can rapidly find out suitable adjusting parameter and be sent to detection controller, and detection controller can be with according to adjusting parameter
Automatic phasing machine motion platform, line-scan digital camera and profiling light source are adjusted, and are obtained respective suitable position, are greatly improved
The detection efficiency of the detection device of line scanning imagery.
In some alternative embodiments, the detection device of line scanning imagery further include: examined object transmits rail, is located at
It below profiling light source and is horizontally oriented, is carried out for being sent to examined object below the detection device of line scanning imagery
Detection improves the detection efficiency of the detection device detection of line scanning imagery.Optionally, examined object transmission rail can also be with
Image processor is connected, when image processor detect in examined object it is defective in the presence of, passed by examined object
Rail is sent automatically to store classifiedly defective examined object.
In some alternative embodiments, the detection device of line scanning imagery further include: examined object surface image is aobvious
Show device, be connected with image processor, for treated that image is shown by image processor, passes through object to be detected
Body surface face image display can be seen that the pattern, text and structure situation on examined object surface.
The detection device of line scanning imagery in the present embodiment realize it is following the utility model has the advantages that
(1) detection device of the line scanning imagery of the present embodiment has illumination and the line of curved surface appearance suitable for mouse etc.
Scanned imagery device realizes uniform illumination to curved surface profile, to meet shooting imaging requirements, by each of nonplanar structure product
Position is illuminated, and not will form dark area, guarantees the imaging effect of each region, can reach the technology of surface identification or detection
It is required that and installing that lighting source is simple, and cost also accordingly reduces.
(2) detection device of the line scanning imagery of the present embodiment, using detection controller, with camera motion platform, linear array
Camera and profiling light source are connected, real by the adjustment of position and quantity to profiling light-source structure, illuminator and diffusing reflection plate
The illumination to Various Complex surface product and line Scanning Detction are showed.
(3) detection device of the line scanning imagery of the present embodiment can fit profiling light source using detection controller
Answering property structure is improved, and is realized and is carried out illumination and the detection of line scanning imagery to the mobile phone or camera case of curved surface or rounding off face.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.Obviously, those skilled in the art can be to the application
Various modification and variations are carried out without departing from spirit and scope.If in this way, these modifications and variations of the application
Belong within the scope of the claim of this application and its equivalent technologies, then the application is also intended to encompass these modification and variations and exists
It is interior.
Claims (7)
1. a kind of detection device of line scanning imagery characterized by comprising line-scan digital camera, camera motion platform, is imitated camera lens
Shape light source and image processor；Wherein,
The camera motion platform is located above the profiling light source, is provided on the camera motion platform along vertical side
To vertical rail；
The line-scan digital camera is connected with described image processor, is located above the profiling light source, is pacified by the pulley of side
On the vertical rail of the camera motion platform；The camera lens peace of array is provided on the downside of the line-scan digital camera
Fill hole；
The camera lens is mounted in the camera lens mounting hole of the line-scan digital camera, is connected with the line-scan digital camera；
The profiling light source is located at below the camera lens and above examined object, and the profiling light source is arc light source,
The raised cambered surface of the arc light source is towards the camera lens, and the highest position of arc is provided with light transmission on the arc light source
Hole, intracavitary in arc light source recess arc, symmetrical position is provided with illuminator, the light on profiling light source lower surface
Source lamp towards the arc light source be recessed cambered surface inner wall direction；
Described image processor is connected with the line-scan digital camera.
2. the detection device of line scanning imagery according to claim 1, which is characterized in that the profiling light source, further includes:
Diffusing reflection plate, the diffusing reflection plate are fitted on the arc light source recess cambered surface inner wall.
3. the detection device of line scanning imagery according to claim 1, which is characterized in that further include: detection controller, with
The camera motion platform, line-scan digital camera and profiling light source are connected.
4. the detection device of line scanning imagery according to claim 3, which is characterized in that the illuminator is greater than or equal to
Two, and it is intracavitary positioned at arc light source recess arc, in symmetrical position on profiling light source lower surface, each light source
Lamp is connected with the detection controller.
5. the detection device of line scanning imagery according to claim 3, which is characterized in that further include: examined object table
The memory of noodles type and detection parameters is connected with the detection controller.
6. the detection device of line scanning imagery according to claim 1, which is characterized in that further include: examined object passes
Rail is sent, below the profiling light source and is horizontally oriented.
7. the detection device of line scanning imagery according to claim 1, which is characterized in that further include: examined object table
Face image display is connected with described image processor.
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| CN201821758241.2U CN209028015U (en) | 2018-10-29 | 2018-10-29 | A kind of detection device of line scanning imagery |
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| CN110308150A (en) * | 2019-07-22 | 2019-10-08 | 布校强 | A kind of online online detection instrument of wiring board |
| CN110596068A (en) * | 2019-10-11 | 2019-12-20 | 中国科学院自动化研究所 | Strip sequence slice optical imaging device and imaging method based on line scanning |
| CN111678921A (en) * | 2020-06-19 | 2020-09-18 | 京东方科技集团股份有限公司 | Optical detection device |
| CN112147161A (en) * | 2020-09-29 | 2020-12-29 | 惠州高视科技有限公司 | Cambered surface detection device and cambered surface detection method |
| CN112557401A (en) * | 2020-12-01 | 2021-03-26 | 北京先见科技有限公司 | Linear array scanning visual detection equipment |
| WO2021129127A1 (en) * | 2019-12-27 | 2021-07-01 | 苏州康代智能科技股份有限公司 | Arched lighting device, imaging system having same, and imaging method |
| CN113310896A (en) * | 2021-05-28 | 2021-08-27 | 中冶宝钢技术服务有限公司 | Detection system and method for cloth bag in cloth bag dust remover |
| CN113533205A (en) * | 2021-07-23 | 2021-10-22 | 广州拓普斯电子科技有限公司 | Multi-optical-source-line scanning inspection machine for high-quality imaging |
| CN113740259A (en) * | 2021-08-31 | 2021-12-03 | 苏州天准科技股份有限公司 | Upper light source with observation window and light source for line scanning imaging using the same |
| CN114018934A (en) * | 2021-11-03 | 2022-02-08 | 四川启睿克科技有限公司 | Imaging system for detecting surface defects of arc-shaped metal |
| CN114486929A (en) * | 2022-01-20 | 2022-05-13 | 深圳佳视德智能科技有限公司 | Method and device for detecting appearance of automobile door trim |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308150A (en) * | 2019-07-22 | 2019-10-08 | 布校强 | A kind of online online detection instrument of wiring board |
| CN110596068A (en) * | 2019-10-11 | 2019-12-20 | 中国科学院自动化研究所 | Strip sequence slice optical imaging device and imaging method based on line scanning |
| WO2021129127A1 (en) * | 2019-12-27 | 2021-07-01 | 苏州康代智能科技股份有限公司 | Arched lighting device, imaging system having same, and imaging method |
| CN111678921A (en) * | 2020-06-19 | 2020-09-18 | 京东方科技集团股份有限公司 | Optical detection device |
| CN111678921B (en) * | 2020-06-19 | 2024-04-16 | 京东方科技集团股份有限公司 | Optical detection device |
| CN112147161A (en) * | 2020-09-29 | 2020-12-29 | 惠州高视科技有限公司 | Cambered surface detection device and cambered surface detection method |
| CN112557401B (en) * | 2020-12-01 | 2023-03-14 | 北京先见科技有限公司 | Linear array scanning visual detection equipment |
| CN112557401A (en) * | 2020-12-01 | 2021-03-26 | 北京先见科技有限公司 | Linear array scanning visual detection equipment |
| CN113310896A (en) * | 2021-05-28 | 2021-08-27 | 中冶宝钢技术服务有限公司 | Detection system and method for cloth bag in cloth bag dust remover |
| CN113533205A (en) * | 2021-07-23 | 2021-10-22 | 广州拓普斯电子科技有限公司 | Multi-optical-source-line scanning inspection machine for high-quality imaging |
| CN113740259A (en) * | 2021-08-31 | 2021-12-03 | 苏州天准科技股份有限公司 | Upper light source with observation window and light source for line scanning imaging using the same |
| CN114018934A (en) * | 2021-11-03 | 2022-02-08 | 四川启睿克科技有限公司 | Imaging system for detecting surface defects of arc-shaped metal |
| CN114018934B (en) * | 2021-11-03 | 2023-11-03 | 四川启睿克科技有限公司 | Imaging system for arc-shaped metal surface defect detection |
| CN114486929A (en) * | 2022-01-20 | 2022-05-13 | 深圳佳视德智能科技有限公司 | Method and device for detecting appearance of automobile door trim |
| CN114486929B (en) * | 2022-01-20 | 2024-02-02 | 深圳佳视德智能科技有限公司 | Automobile door trim appearance detection method and device |
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