CN205426805U - Light -source detection device - Google Patents
Light -source detection device Download PDFInfo
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- CN205426805U CN205426805U CN201520876684.1U CN201520876684U CN205426805U CN 205426805 U CN205426805 U CN 205426805U CN 201520876684 U CN201520876684 U CN 201520876684U CN 205426805 U CN205426805 U CN 205426805U
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- light source
- detection device
- sawtooth
- light
- focusing unit
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Abstract
The utility model provides a light -source detection device, includes the spotlight unique tuple, the spotlight unique tuple includes the spotlight unique tuple, and with the detecting camera that the cooperation of spotlight unique tuple was used, its characterized in that: the spotlight unique tuple comprises light source, spotlight lens and shell, spotlight lens be close to light source one side is saw -shaped. The utility model discloses a set up multiple sawtooth on spotlight lens, change the direction that light source light jetted out, can with each side in the plane to defect fine displaying all.
Description
Technical field
This utility model relates to a kind of light source detection device.
Background technology
Important light source used by line scan camera is line source at present, owing to the shooting angle of line source is more fixing.As it is shown in figure 1, First Line light source 1 includes, light source 11 and light focusing unit 12, light is vertically injected light focusing unit 12 by light source 11 so that existing line source has certain limitation.As shown in Figure 2, for utilizing the device of existing line source detection screen, including First Line light source 1, and the detection camera 7 for detection, First Line light source 1 forms the first light belt 4 in screen surface 3 to be detected, detection camera 7 forms scan line 6 simultaneously, if cut or foreign body are parallel with scan line 6, scanning camera 7 can not detect foreign body.If adding second line source 2 of and First Line light source 1 vertical incidence, but the areas imaging of line scan camera cannot all be illuminated by this second line source 2, so reality cannot using.
Because above-mentioned defect, the design people, the most in addition research and innovation, to founding the light source detection device of a kind of new structure so that it is have more the value in industry.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model is to provide a kind of light source detection device.
The technical solution of the utility model is as follows:
A kind of light source detection device, including light focusing unit group, and with described light focusing unit group with the use of one detection camera, it is characterized in that: described light focusing unit group includes shell, the light source set gradually in described enclosure and optically focused Lens, wherein said light source is fixed on described outer casing inner wall, and described optically focused Lens is zigzag fashion near described light source side.
Further, described zigzag fashion is preferably, and the angle of sawtooth is the biggest, and the height of sawtooth is different.
Further, described zigzag fashion is preferably, and the angle of sawtooth is different greatly, and the height of sawtooth is the highest.
Further, described zigzag fashion is preferably, and the angle of sawtooth is different greatly, the different height of height of sawtooth.
Further, described detection device also includes fixing device, is used for fixing described light focusing unit and detection camera.
Further, the shell of described light focusing unit is preferably metalwork.
Further, described light source is LED light source.
By such scheme, this utility model at least has the advantage that
This utility model, by arranging multiple sawtooth on optically focused Lens, changes the direction of source light injection, can the defect of all directions in plane the most well be displayed.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing describe in detail as after.
Accompanying drawing explanation
Fig. 1 is this utility model background technology center line light-source structure schematic diagram;
Fig. 2 is structure of the detecting device schematic diagram in this utility model background technology;
Fig. 3 is this utility model structural representation;
Fig. 4 is this utility model light focusing unit structural representation;
Fig. 5 is this utility model light focusing unit internal structure first embodiment structural representation;
Fig. 6 is this utility model light focusing unit internal structure the second example structure schematic diagram;
Fig. 7 is this utility model light focusing unit internal structure the 3rd example structure schematic diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is described in further detail.Following example are used for illustrating this utility model, but are not limited to scope of the present utility model.
See Fig. 3, a kind of light source detection device described in this utility model one preferred embodiment, including light focusing unit group, wherein light focusing unit group includes light focusing unit group 10, and with light focusing unit group with the use of a detection camera 40.Seeing Fig. 4, this utility model light focusing unit group structural representation, including shell 11, light source 12 and optically focused Lens13, wherein optically focused Lens13 is zigzag fashion near the side of light source 12, including multiple combination.Such as Fig. 5, being this utility model light focusing unit internal structure first embodiment structural representation, adjacent saw-tooth is sawtooth 131, sawtooth 132, sawtooth 133, and the angle between them is the biggest, the different height of height of sawtooth;Such as Fig. 6, being this utility model light focusing unit internal structure the second example structure schematic diagram, adjacent saw-tooth is sawtooth 131, sawtooth 132, sawtooth 133, and the angle between them is different greatly, and the height of sawtooth is the highest;Such as Fig. 7, being this utility model light focusing unit internal structure the 3rd example structure schematic diagram, adjacent saw-tooth is sawtooth 131, sawtooth 132, sawtooth 133, and the angle between them is different greatly, the different height of height of sawtooth.
Operation principle of the present utility model is as follows:
In first light focusing unit group 10, the chief ray exit direction of light source is angled with the orientation of light focusing unit group, detection camera 40 forms scan line 31 on thing 30 to be detected, the light of light focusing unit group can be irradiated in scan line 31 at an angle, it is possible to the defect of all directions in object plane to be detected is the most well displayed.Light belt 32 irradiates formation for light focusing unit group.
The above is only preferred implementation of the present utility model; it is not limited to this utility model; should be understood that; for those skilled in the art; on the premise of without departing from this utility model know-why; can also make some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.
Claims (7)
1. a light source detection device, including light focusing unit group, and with described light focusing unit group with the use of one detection camera, it is characterized in that: described light focusing unit group includes shell, the light source set gradually in described enclosure and optically focused Lens, wherein said light source is fixed on described outer casing inner wall, and described optically focused Lens is zigzag fashion near described light source side.
Light source detection device the most according to claim 1, it is characterised in that: described zigzag fashion is preferably, and the angle of sawtooth is the biggest, and the height of sawtooth is different.
Light source detection device the most according to claim 1, it is characterised in that: described zigzag fashion is preferably, and the angle of sawtooth is different greatly, and the height of sawtooth is the highest.
Light source detection device the most according to claim 1, it is characterised in that: described zigzag fashion is preferably, and the angle of sawtooth is different greatly, the different height of height of sawtooth.
Light source detection device the most according to claim 1, it is characterised in that: described detection device also includes fixing device, is used for fixing described light focusing unit and detection camera.
Light source detection device the most according to claim 1, it is characterised in that: the shell of described light focusing unit is metalwork.
Light source detection device the most according to claim 1, it is characterised in that: described light source is LED light source.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520876684.1U CN205426805U (en) | 2015-11-05 | 2015-11-05 | Light -source detection device |
Applications Claiming Priority (1)
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CN201520876684.1U CN205426805U (en) | 2015-11-05 | 2015-11-05 | Light -source detection device |
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CN205426805U true CN205426805U (en) | 2016-08-03 |
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CN201520876684.1U Expired - Fee Related CN205426805U (en) | 2015-11-05 | 2015-11-05 | Light -source detection device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105301004A (en) * | 2015-11-05 | 2016-02-03 | 苏州威盛视信息科技有限公司 | Light source detection device |
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2015
- 2015-11-05 CN CN201520876684.1U patent/CN205426805U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105301004A (en) * | 2015-11-05 | 2016-02-03 | 苏州威盛视信息科技有限公司 | Light source detection device |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20171105 |