CN208155884U - A kind of vision-based detection light source module group - Google Patents
A kind of vision-based detection light source module group Download PDFInfo
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- CN208155884U CN208155884U CN201820343861.3U CN201820343861U CN208155884U CN 208155884 U CN208155884 U CN 208155884U CN 201820343861 U CN201820343861 U CN 201820343861U CN 208155884 U CN208155884 U CN 208155884U
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- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 239000011521 glass Substances 0.000 claims description 6
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- 238000005286 illumination Methods 0.000 abstract description 5
- 239000003086 colorant Substances 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
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Abstract
The utility model relates to visual detection equipment fields, and in particular to a kind of vision-based detection light source module group；The mould group includes multifunctional light source module and the source of parallel light module above multifunctional light source module；Multifunctional light source module includes the first shell and the first window on the first shell, and first window faces measured object setting；The inside of first shell is equipped with several groups side light source, and every group of side light source is different from the angle of the plane where measured object；And multicolor luminous body is equipped on every group of side light source；The light of multicolor luminous physical efficiency different colours；First shell further includes light source control bus, and light source control bus is electrically connected with multicolor luminous body.The mould group can effectively be applicable in the vision-based detection of different product：When detecting arc surface, is controlled by angle, the color to light source, the defect characteristic of cambered surface is made to be rendered obvious by out；Visual field illumination uniformity is also improved simultaneously, obtains higher picture contrast, uniformity is more preferable.
Description
Technical field
The utility model relates to visual detection equipment fields, and in particular to a kind of vision-based detection light source module group.
Background technique
Detection includes cambered surface mobile phone glass appearance and multi-panel special-shaped product at present, mainly artificial range estimation and plane monitoring-network
Instrument.One side plane detector can only detect the defect of glass planar, and the defect of cambered surface product can not be detected；Another party
Dough figurine work range estimation there are low efficiency, missing inspection, it is at high cost the problems such as；Furthermore there is imaging not in traditional cambered surface vision inspection apparatus
Clearly, the problems such as image conformity shot is poor, is not suitable for high-precision vision-based detection；And high-precision vision inspection apparatus
Structure is complicated, and the algorithm for further resulting in detection device is complicated, and efficiency is lower.
Summary of the invention
The purpose of the utility model is to overcome disadvantages described above, provide a kind of vision-based detection light source module group.
To achieve the above object, the concrete scheme of the utility model is as follows：A kind of vision-based detection light source module group, includes more
Function light source module and the source of parallel light module above multifunctional light source module；
The multifunctional light source module includes the first shell and the first window on the first shell, first window
Mouth faces measured object setting；
The inside of first shell is equipped with several groups side light source, and every group of side light source and the angle of plane where measured object are equal
It is not identical；And the multicolor luminous body that can issue multiple color light is equipped on side light source described in every group；
First shell further includes light source control bus, and the light source control bus is electrically connected with the multicolor luminous body
It connects.
The utility model is further arranged to, and the quantity of side light source is four groups, flat where four groups of side light sources and measured object
The angle in face is respectively 0 degree, 30 degree, 45 degree and 90 degree.
The utility model is further arranged to, and side light source described in every group surrounds first window and is uniformly provided with multiple shine
Plate, the multicolor luminous body are set on every piece of luminescent screen.
The utility model is further arranged to, and the source of parallel light module includes second housing and is set in second housing
Source of parallel light and spectroscope；The spectroscope face source of parallel light go out light end setting, and with the plane included angle where measured object
It is 45 degree；
The second window is additionally provided on the second housing, second window, spectroscope and measured object are set to same
On axis.
The utility model is further arranged to, and the source of parallel light is coaxial light source.
The utility model is further arranged to, and second window is equipped with dustproof glass.
The utility model is further arranged to, and the rear of the source of parallel light is equipped with the tune for adjusting source of parallel light position
Save component.
The utility model is further arranged to, and the multifunctional light source module further includes being set to below multifunctional light source module
Outer ring light source；The outer ring light source is used to provide enough light for measured object.
The utility model has the beneficial effects that：The vision-based detection of different product can be effectively applicable in：When irradiated plane defect
Using source of parallel light；Multifunctional light source module is used when irradiating arc surface or multi-panel special-shaped product, due to using multi-angle
The combined light source of more colors is controlled by angle, the color to light source, then the luminous energy generated synthesizes special optical path, makes cambered surface
Defect characteristic is rendered obvious by out；Visual field illumination uniformity is also improved simultaneously, obtains higher picture contrast, uniformity is more
It is good.Image processing algorithm is simplified, to improve detection accuracy and detection efficiency, efficiency is greatly improved.
Detailed description of the invention
Utility model is described further using attached drawing, but the embodiment in attached drawing does not constitute and appoints to the utility model
What is limited, for those of ordinary skill in the art, without creative efforts, can also be according to the following drawings
Obtain other attached drawings.
Fig. 1 is the perspective view of the utility model.
Fig. 2 is the sectional view of the utility model.
Fig. 3 is the imaging schematic diagram of the utility model.
Fig. 4 is the partial enlarged view of part A in Fig. 2.
Wherein：1- multifunctional light source module；11- side light source；12- luminescent screen；2- source of parallel light module；21- spectroscope；
22- source of parallel light；23- adjusts component；The second window of 24-；25- dustproof glass；3- outer ring light source；4- measured object；5- light source control
Bus processed；6- multicolor luminous body；7- image capture device.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, is not that this is practical
Novel practical range is confined to this.
As shown in Figure 1-3, a kind of vision-based detection light source module group described in the present embodiment, includes multifunctional light source module 1
With the source of parallel light module 2 for being set to 1 top of multifunctional light source module；
The multifunctional light source module 1 include the first shell and the first window on the first shell, described first
Window faces the setting of measured object 4；
The inside of first shell is equipped with several groups side light source 11, every group of side light source 11 and 4 place plane of measured object
Angle is all different；And the multicolor luminous body 6 that can issue multiple color light is equipped on side light source 11 described in every group；
First shell further includes light source control bus 5, the light source control bus 5 and 6 electricity of multicolor luminous body
Connection.
When work, measured object 4 is placed in the underface of first window, as shown in Figures 2 and 3, issues and passes through from side light source 11
The surface crossed to measured object 4 is reflected subsequently into image capture device 7, and parallel coaxial light source is tested mainly for detection of plane
Object, for arc surface or multi-panel special-shaped product, the light source being combined by multi-angle, the sending of luminous energy more perspective makes arc
The defect characteristic in face is rendered obvious by out；Such as arrow meaning route in Fig. 3, light is issued from luminescent screen 12, reaches arc surface, instead
It penetrates the direction of light again as indicated by the arrows in the figure and reflexes to image capture device 7；Therefore by using the side light source 11 of different angle
The defect characteristic of cambered surface can be made to be rendered obvious by out；Visual field illumination uniformity is also improved simultaneously, obtains higher image comparison
Degree, uniformity are more preferable；
The side light source 11 of each angle, can provide multi luminous mode, and light source control bus 5 can be by side light source 11
Multicolor luminous body 6 be combined/individually control, wherein multicolor luminous body can be rgb light source, wherein R represent red, G
It represents green, B and represents blue, light source control bus 5 uses the characteristics of luminescence in rgb light source, then cooperates high resolution industrial camera
With high-precision camera lens, measured object 4 is detected；Optimal image can be obtained using multicolor luminous body, can be very good
The open defect feature and background separation of measured object, to be simplified using image processing algorithm.
As shown in Fig. 2, a kind of vision-based detection light source module group described in the present embodiment, the quantity of side light source 11 is four groups, four
The angle of plane where group side light source 11 and measured object 4 is respectively 0 degree, 30 degree, 45 degree and 90 degree.It can obtain, use through test
With 0 degree 30 degree, 45 degree and 90 degree of angle of luminescent screen 12 of the plane where measured object 4, light source control bus 5 can pass through opposite side
Light source is combined/individually control, and multicolor luminous body can be rgb light source, or can provide three kinds of the red, green, blue sides that shine
Formula can obtain the inspection demand of higher image detection quality and most product.
As shown in Figs. 1-2, a kind of vision-based detection light source module group, side light source 11 described in every group described in the present embodiment surround
First window is uniformly provided with multiple luminescent screens 12, and the multicolor luminous body 6 is set on luminescent screen 12.Multiple luminescent screens 12 being capable of ring
It is irradiated around 4 surface of measured object is looked after, and then obtains multi-faceted image.One of them optimal group is combined into, luminescent screen 12
Quantity is eight, and the quantity of side light source 11 is four groups, and multicolor luminous body 6 provides R- red, G- green, B- blue three to detect
Kind illumination mode, then light source module group, which can combine, provides 96 kinds of illumination modes, is able to satisfy the inspection demand of multiple product.
As shown in Figs. 1-2, a kind of abnormity apparent visual detection light source module group, the source of parallel light mould described in the present embodiment
Block 2 includes second housing and source of parallel light 22 and spectroscope 21 in second housing；21 face of spectroscope is parallel
Light source 22 goes out the setting of light end, and is 45 degree with the plane included angle where measured object 4；
The second window is additionally provided on the second housing, and second window faces the setting of measured object 4.
The light that parallel coaxial light source issues mainly for detection of plane measured object 4, parallel coaxial light source, in inside by unrestrained
It is cast out after penetrating plate, after reflecting and reflect using muti-piece spectroscope 21, the light for making the surface for being radiated at product more evenly, hangs down
Straight Du Genggao；Defect characteristic can be made more obviously to show very well reflective the eliminating of 4 open defect of measured object.
As shown in Figure 1, a kind of vision-based detection light source module group described in the present embodiment, the source of parallel light 22 is axis light
Source.For keeping the light launched more uniform soft, and eliminate light source itself caused by dark space with it is reflective, keep feature more obvious
It shows.
As shown in figure 4, a kind of vision-based detection light source module group described in the present embodiment, second window 24 is equipped with dust-proof
Glass 25.
As shown in Fig. 2, a kind of vision-based detection light source module group described in the present embodiment, the rear of the source of parallel light 22 are equipped with
For adjusting the adjusting component 23 of 22 position of source of parallel light.
As shown in Figs. 1-2, a kind of vision-based detection light source module group described in the present embodiment, the multifunctional light source module 1 is also
Outer ring light source 3 including being set to 1 lower section of multifunctional light source module；The outer ring light source 3 is used to provide enough light for measured object 4
Line.
The above is only a preferred embodiment of the utility model, therefore all according to the utility model patent application range institute
The equivalent change or modification that the structure, feature and principle stated is done, in the protection scope of the utility model patent application.
Claims (8)
1. a kind of vision-based detection light source module group, it is characterised in that：Include multifunctional light source module (1) and be set to multi-functional light source
Source of parallel light module (2) above module (1)；
The multifunctional light source module (1) includes the first shell and the first window on the first shell, first window
Mouth faces measured object (4) setting；
The inside of first shell is equipped with several groups side light source (11), plane where every group of side light source (11) and measured object (4)
Angle be all different；And the multicolor luminous body that can issue multiple color light is equipped on side light source described in every group (11)
(6)；
First shell further includes light source control bus (5), the light source control bus (5) and the multicolor luminous body (6)
Electrical connection.
2. a kind of vision-based detection light source module group according to claim 1, it is characterised in that：The quantity of side light source (11) is four
The angle of group, the plane where four groups of side light sources (11) and measured object (4) is respectively 0 degree, 30 degree, 45 degree and 90 degree.
3. a kind of vision-based detection light source module group according to claim 1, it is characterised in that：Side light source described in every group (11) is equal
It is uniformly provided with multiple luminescent screens (12) around first window, the multicolor luminous body (6) is set on every piece of luminescent screen (12).
4. a kind of vision-based detection light source module group according to claim 1, it is characterised in that：The source of parallel light module (2)
Source of parallel light (22) and spectroscope (21) including second housing and in second housing；Spectroscope (21) face is flat
Line light source (22) goes out the setting of light end, and is 45 degree with the plane included angle where measured object (4)；
It is additionally provided on the second housing the second window (24), second window (24), spectroscope (21) and measured object (4) are equal
On same axis.
5. a kind of vision-based detection light source module group according to claim 4, it is characterised in that：The source of parallel light (22) is same
Axis light source.
6. a kind of vision-based detection light source module group according to claim 4, it is characterised in that：It is set on second window (24)
There are dustproof glass (25).
7. a kind of vision-based detection light source module group according to claim 4, it is characterised in that：After the source of parallel light (22)
Side is equipped with the adjusting component (23) for adjusting source of parallel light (22) position.
8. a kind of vision-based detection light source module group according to claim 1, it is characterised in that：The multifunctional light source module
It (1) further include the outer ring light source (3) being set to below multifunctional light source module (1)；The outer ring light source (3) is used to be measured object
(4) enough light is provided.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820343861.3U CN208155884U (en) | 2018-03-13 | 2018-03-13 | A kind of vision-based detection light source module group |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820343861.3U CN208155884U (en) | 2018-03-13 | 2018-03-13 | A kind of vision-based detection light source module group |
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| CN208155884U true CN208155884U (en) | 2018-11-27 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109870410A (en) * | 2019-05-05 | 2019-06-11 | 征图新视(江苏)科技股份有限公司 | A kind of fully-automatic multi-channel light source fast imaging detection method and its system |
| CN110530892A (en) * | 2019-10-16 | 2019-12-03 | 苏州诠泰智能装备有限公司 | A kind of workpiece flaw disc type check machine more regarded based on polychromatic source general-using type |
| CN110793971A (en) * | 2019-11-15 | 2020-02-14 | 佛山科学技术学院 | A visual inspection device and a visual inspection method |
| WO2020232618A1 (en) * | 2019-05-21 | 2020-11-26 | 深圳市苍视智能科技有限公司 | Surface defect inspection device based on dense independent light sources |
| CN112304968A (en) * | 2020-09-11 | 2021-02-02 | 嘉兴驭光光电科技有限公司 | Detection system and detection method for micro-nano optical element |
| CN113028323A (en) * | 2021-04-14 | 2021-06-25 | 东莞锐视光电科技有限公司 | Integrated combined light source |
| CN113406094A (en) * | 2021-05-20 | 2021-09-17 | 电子科技大学 | Metal surface defect online detection device and method based on image processing |
| CN114777644A (en) * | 2022-04-11 | 2022-07-22 | 河南科技大学 | Machine vision measuring method and measuring device for pinion of duplicate gear |
-
2018
- 2018-03-13 CN CN201820343861.3U patent/CN208155884U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109870410A (en) * | 2019-05-05 | 2019-06-11 | 征图新视(江苏)科技股份有限公司 | A kind of fully-automatic multi-channel light source fast imaging detection method and its system |
| WO2020232618A1 (en) * | 2019-05-21 | 2020-11-26 | 深圳市苍视智能科技有限公司 | Surface defect inspection device based on dense independent light sources |
| CN110530892A (en) * | 2019-10-16 | 2019-12-03 | 苏州诠泰智能装备有限公司 | A kind of workpiece flaw disc type check machine more regarded based on polychromatic source general-using type |
| CN110793971A (en) * | 2019-11-15 | 2020-02-14 | 佛山科学技术学院 | A visual inspection device and a visual inspection method |
| CN112304968A (en) * | 2020-09-11 | 2021-02-02 | 嘉兴驭光光电科技有限公司 | Detection system and detection method for micro-nano optical element |
| CN113028323A (en) * | 2021-04-14 | 2021-06-25 | 东莞锐视光电科技有限公司 | Integrated combined light source |
| CN113406094A (en) * | 2021-05-20 | 2021-09-17 | 电子科技大学 | Metal surface defect online detection device and method based on image processing |
| CN114777644A (en) * | 2022-04-11 | 2022-07-22 | 河南科技大学 | Machine vision measuring method and measuring device for pinion of duplicate gear |
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