CN109561248A - A kind of infant industry camera vision laser lighting imaging device - Google Patents
A kind of infant industry camera vision laser lighting imaging device Download PDFInfo
- Publication number
- CN109561248A CN109561248A CN201910056113.6A CN201910056113A CN109561248A CN 109561248 A CN109561248 A CN 109561248A CN 201910056113 A CN201910056113 A CN 201910056113A CN 109561248 A CN109561248 A CN 109561248A
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- camera
- bottom plate
- fixed
- word
- laser generator
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- 238000003384 imaging method Methods 0.000 title claims abstract description 22
- 230000000007 visual effect Effects 0.000 abstract description 5
- 230000007812 deficiency Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005286 illumination Methods 0.000 description 15
- 230000003287 optical effect Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 241000276489 Merlangius merlangus Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Laser Beam Processing (AREA)
- Studio Devices (AREA)
Abstract
This application involves image objects technical fields, specifically propose a kind of infant industry camera vision laser lighting imaging device, it include the composition such as camera support, industrial camera, the camera support includes the fixed pillar of camera support bottom plate, camera fixing support and camera, the fixed pillar of camera is fixed on camera support bottom plate, camera fixing support is fixed on the upper position of the fixed pillar of camera, several word laser generators are fixedly installed on the camera support bottom plate, device further includes having laser generator, light source controller and camera image processing software.The present invention installation and it is easy to maintain, reduce use cost and save the energy, improve the speed and precision of industrial camera visual identity object, above-mentioned shooting is solved as light source using laser infrared line can not effectively identify the technological deficiency of object features.
Description
Technical field
This application involves image objects technical fields, specifically propose a kind of infant industry camera vision laser lighting imaging dress
It sets.
Background technique
LED annular light source, strip source are commonly equipped with when industrial camera visual identity object at present, backlight is all to belong to
It is illuminated in face.Since different distances and different material surfaces are multifarious to absorption, the reflection of light, lead to subject
Surface light and shade contrast is very big, and industrial camera is limited by image sensor dynamic range, is shooting the big object of bright dark gap great disparity
When body, the bright part overexposure whiting of absorbed image will lead to, dark local illumination deficiency can not be shown, so that work
Industry camera can not obtain uniform illumination.Current existing technology can only integrally-regulated intensity of illumination, but be unable to local modulation
It is bright with it is dark, range of exposures can not be specified to adjust.Increase intensity of illumination, dark feature can shoot clear but bright local light
According to too strong, or other extraneous features are taken, especially some sizes are small shooting, when the big object of bright dark gap, work
Industry camera can not obtain clear effective image, lead to not effectively identify object features, and successively with laser point lighting method
When scanning shoot, shooting time is long, and image taking speed is slow, is unable to satisfy actual use demand.How to solve irradiating angle, distance,
Article size, shape, unlike material surface and obtain uniform illumination, being always that industrial camera visual field is unsolved asks
Topic.
Summary of the invention
For this programme by the method for reverse thinking, above-mentioned shooting is solved as light source using laser infrared line can not be effective
Identify the technological deficiency of object features, a kind of infant industry camera vision laser lighting imaging device, includes camera support, work
The composition such as industry camera, which is characterized in that the camera support includes that camera support bottom plate, camera fixing support and camera are solid
Determine pillar, the fixed pillar of camera is fixed on camera support bottom plate, and camera fixing support is fixed on the top of the fixed pillar of camera
Position is fixedly installed with several word laser generators on the camera support bottom plate, and device further includes having laser
Device, light source controller and camera image processing software.
It is mounted with articles holding table on above-mentioned camera support bottom plate, industrial phase is fixed on above-mentioned camera fixing support
Machine, the camera lens of industrial camera is perpendicular to articles holding table.Above-mentioned industrial camera includes camera lens, and shooting object is placed on camera support
Articles holding table on, the effect of light that plays of shooting object is spread by several light source controllers help complete industrial camera come at
Picture is equipped with a word laser generator on the camera lens of the industrial camera and equally plays light paving and helps and complete image forming job.
Also it is fixedly installed with several word laser generators on above-mentioned camera support bottom plate, described several one
Word laser generator is arranged in the same direction in circumferential array on camera support bottom plate and with camera lens, the camera lens be arranged in the same direction
One word laser generator is screwed on camera lens.A word laser generator and a word optical lens on camera support bottom plate
For microscope group at synthesizing and being fixed in controller adjusting bracket, a word laser generator and a word optical lens are integral type
It collectively constitutes as laser generator, the word laser generator on camera support bottom plate is threaded through on universal adjustment bracket；Institute
The multiple directions of articles holding table are arranged in the word laser generator publication stated, and being preferable to provide is in articles holding table surrounding.
The laser beam that above-mentioned laser generator generates is changed into a word collimated laser beam after a word optical lens, and one
Word laser generator is irradiated on shooting object from the multiple directions of shooting object simultaneously respectively, to form an X-Y plane
Flat lighting source, and be arranged in the same direction with camera lens and be mounted on the word laser generator on camera lens to issue a same word parallel
Laser beam is irradiated to light source sufficiently on shooting object, to build a three-dimensional lighting source；Industrial camera and camera lens are logical
The initial acquisition image that imaging sensor collects shooting object is crossed, camera image processing software passes through digital signal processor handle
Collected initial acquisition image and target image carry out algorithm analysis and calculating, obtain initial acquisition image and target image
Pixel value difference controls a word laser generator by light source controller to obtain the current differential of laser generator respectively
Current strength is adjusted the intensity of illumination for each pixel for shooting object respectively, finally obtains suitable illumination condition
Clearly shoot object digital picture.An above-mentioned word laser generator in camera support bottom plate is respectively from the more of shooting object
A direction is irradiated to simultaneously on shooting object, may be arranged as front, rear, left and right four direction on the direction of shooting object,
It is suitable for the shooting to similar first device plug-in unit, along with the word laser generator installed on the camera lens of the application can be to various
Different shooting objects are imaged.
A kind of infant industry camera vision laser lighting imaging device device layout figure of the application, a word laser generator
Be fixed on universal adjustment bracket, respectively from multiple directions irradiation center shooting object, industrial camera from shooting object just on
Side's acquisition image transmitting gives camera image processing software,
Initial acquisition image and target image are subjected to algorithm analysis and calculated, adjusts a word respectively by light source controller
The intensity of illumination of laser generator obtains optimal illumination image-forming condition, identifies industrial camera vision system correctly clearly not
Same object, unlike material, shape, the object features of size.
Becoming a word collimated laser beam by a word optical lens, multiple laser beams parallel to each other form linear light source group,
It is irradiated on the object for needing to shoot, a word laser generator is connected on light source controller, when industrial camera and camera lens acquire
To after image, for industrial camera image processing software according to image image quality and imaging requirements, controlling light source controller makes a one
Word laser generator issues suitable illumination, reaches optimal imaging effect, industrial camera is made clearly to take the feature of object,
Solve different objects, different distance, different size, the even problem of unlike material surface uneven illumination, the industrial camera vision for being
It can correctly identify object.
The present invention installation and it is easy to maintain, reduce use cost and save the energy, improve industrial camera visual identity object
The speed and precision of body, above-mentioned shooting is solved as light source using laser infrared line can not effectively identify the technology of object features
Defect effectively raises the production efficiency and product quality of production line, reduces the labor intensity of production line labor, simultaneously
Also application range of the industrial camera visual identifying system in specific production has been expanded, effective " machine substitute human labor " mesh has been reached
's.
Detailed description of the invention
Fig. 1 is a kind of infant industry camera vision laser lighting imaging device schematic diagram of the application；
Fig. 2 is a kind of light source controller schematic diagram of infant industry camera vision laser lighting imaging device of the application；
Fig. 3 is a kind of schematic diagram of infant industry camera vision laser lighting imaging device of the application；
Fig. 4 is a kind of device layout figure of infant industry camera vision laser lighting imaging device of the application.
The feature that digital number represents in figure is as follows: 1. shooting objects；2. camera support；21. articles holding table .22. camera branch
Frame bottom plate；23. camera fixing support；24. camera fixes pillar；3. industrial camera；31. camera lens；4. a word laser generator；
42. a word optical lens；43. universal adjustment bracket.
Specific embodiment
In Fig. 1 Fig. 2, a kind of infant industry camera vision laser lighting imaging device of the application includes camera support
2, industrial camera 3 and light source controller 4 etc. form, and shooting object 1 is placed on the articles holding table 21 of camera support 2, if by
The effect of light that 4 pairs of shooting objects 1 of dry light source controller play helps completion industrial camera 3 to be imaged to spread.
Above-mentioned camera support 2 includes the fixed pillar 24 of camera support bottom plate 22, camera fixing support 23 and camera, phase
The fixed pillar 24 of machine is fixed on camera support bottom plate 22, and camera fixing support 23 is fixed on the upper bit of the fixed pillar 24 of camera
It sets.
It is mounted with articles holding table 21 on above-mentioned camera support bottom plate 22, is fixed on above-mentioned camera fixing support 23
Industrial camera 3, the camera lens 31 of industrial camera 3 are equipped with one on the camera lens 31 of the industrial camera 3 perpendicular to articles holding table 21
Word laser generator 4 equally plays light paving and helps and complete image forming job.
A word laser generator of several light source controllers 5 is also fixedly installed on above-mentioned camera support bottom plate 22
4, several described word laser generators 4 are arranged in the same direction in circumferential array on camera support bottom plate 22 and with camera lens 31,
The camera lens 31 is screwed on camera lens 31 with the word laser generator 4 being arranged in the same direction.In camera support bottom plate 22
On a word laser generator 4 and a word optical lens 42 composition synthesize and be fixed in controller adjusting bracket 43, it is described
One word laser generator 4 and a word optical lens 42 are that integral type collectively constitutes as laser generator, in camera support bottom plate 22
Upper word laser generator 4 is threaded through on universal adjustment bracket 43；One word laser generator 4 publication is arranged in articles holding table
21 surrounding.
In fig. 3, the laser beam that laser generator generates is changed into a word after a word optical lens 42 and swashs in parallel
Light beam, a word laser generator 4 is irradiated on shooting object 1 from the multiple directions of shooting object 1 simultaneously respectively, to form one
The flat lighting source of a X-Y plane, and be arranged in the same direction with camera lens and be mounted on the word laser generator on camera lens and issue equally
A word collimated laser beam, make light source be sufficiently irradiated to shooting object on, thus build a three-dimensional lighting source；Industrial phase
Machine 3 and camera lens 31 collect the initial acquisition image of shooting object 1 by imaging sensor, and camera image processing software passes through number
Collected initial acquisition image and target image are carried out algorithm analysis and calculating by word signal processor, obtain initial acquisition figure
The pixel value difference of picture and target image controls one by light source controller to obtain the current differential of laser generator 4 respectively
The current strength of word laser generator 4 is adjusted the intensity of illumination for each pixel for shooting object 1 respectively, finally obtains
It obtains suitable illumination condition and clearly shoots 1 digital picture of object.An above-mentioned word laser in camera support bottom plate occurs
Device 4 and a word optical lens 4 be integral type collectively constitute for laser generator 4 respectively from shooting object 1 multiple directions simultaneously
It is irradiated on shooting object 1, may be arranged as front, rear, left and right four direction on the direction of shooting object 1, be suitable for pair
The shooting of similar member device plug-in unit, certainly a word laser generator 4 effect on more too busy to get away camera lens 31 here.
In figure 4, this figure embodies a kind of infant industry camera vision laser lighting imaging device equipment of the application
Layout.In figure, a word laser generator 4 and a word optical lens 42 are fixed on universal adjustment bracket 43, respectively from multiple
The shooting object 1 at direction irradiation center, industrial camera 3 are soft to camera image processing from acquisition image transmitting right above shooting object
Initial acquisition image and target image are carried out algorithm analysis and calculated, adjust a word laser respectively by light source controller by part
The intensity of illumination of generator 4 obtains optimal illumination image-forming condition, and making 3 vision system of industrial camera, correctly clearly identification is different
Object, unlike material, shape, the object features of size.
It is also to be noted that embodiment enumerated above is only the specific embodiment of the application.Obvious the application is not
Above embodiments are confined to, the similar variation or deformation made therewith are that those skilled in the art can be from present disclosure
It immediately arrives at or is easy to just to associate, should belong to the protection scope of the application.
Claims (5)
1. a kind of infant industry camera vision laser lighting imaging device includes the composition such as camera support, industrial camera, special
Sign is that the camera support includes the fixed pillar of camera support bottom plate, camera fixing support and camera, the fixed branch of camera
Column is fixed on camera support bottom plate, and camera fixing support is fixed on the upper position of the fixed pillar of camera, the camera branch
Several word laser generators are fixedly installed on frame bottom plate, device further includes having laser generator, light source controller and phase
Machine image processing software, the industrial camera and camera lens collect the initial acquisition figure of shooting object by imaging sensor
Collected initial acquisition image and target image are carried out algorithm by digital signal processor by picture, camera image processing software
Analysis and calculating, obtain the pixel value difference of initial acquisition image and target image, so that the current differential of laser generator is obtained,
Control the current strength of a word laser generator respectively by light source controller.
2. a kind of infant industry camera vision laser lighting imaging device according to claim 1, which is characterized in that described
Camera support bottom plate on be mounted with articles holding table, industrial camera, above-mentioned industry are fixed on above-mentioned camera fixing support
Camera includes camera lens, and the camera lens of industrial camera is perpendicular to articles holding table.
3. a kind of infant industry camera vision laser lighting imaging device according to claim 1, which is characterized in that described
Camera support bottom plate on be fixedly installed with several word laser generators, several described word laser generators are in week
It is arranged in the same direction on camera support bottom plate and with camera lens to array, the camera lens is used with the word laser generator being arranged in the same direction
Screw is fixed on camera lens.
4. a kind of infant industry camera vision laser lighting imaging device according to claim 1, which is characterized in that described
Camera support bottom plate on a word laser generator be threaded through on universal adjustment bracket；The one word laser generator publication
The multiple directions of articles holding table are set.
5. a kind of infant industry camera vision laser lighting imaging device according to claim 4, which is characterized in that described
A word laser generator publication be arranged in articles holding table surrounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056113.6A CN109561248A (en) | 2019-01-22 | 2019-01-22 | A kind of infant industry camera vision laser lighting imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056113.6A CN109561248A (en) | 2019-01-22 | 2019-01-22 | A kind of infant industry camera vision laser lighting imaging device |
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| Publication Number | Publication Date |
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| CN109561248A true CN109561248A (en) | 2019-04-02 |
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| CN201910056113.6A Pending CN109561248A (en) | 2019-01-22 | 2019-01-22 | A kind of infant industry camera vision laser lighting imaging device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111113531A (en) * | 2019-12-26 | 2020-05-08 | 中融飞腾（北京）科技有限公司 | Visual system mounting bracket for integrated CCD die cutting machine |
| CN114858811A (en) * | 2022-07-01 | 2022-08-05 | 波粒（北京）光电科技有限公司 | Solar cell detection system and detection method based on laser penetration principle |
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Application publication date: 20190402 |
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