CN207689390U - A kind of bottleneck inner wall defect on-line measuring device - Google Patents
A kind of bottleneck inner wall defect on-line measuring device Download PDFInfo
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- CN207689390U CN207689390U CN201820032174.XU CN201820032174U CN207689390U CN 207689390 U CN207689390 U CN 207689390U CN 201820032174 U CN201820032174 U CN 201820032174U CN 207689390 U CN207689390 U CN 207689390U
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- bottleneck
- light source
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- catoptric arrangement
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Abstract
A kind of bottleneck inner wall defect on-line measuring device, including camera, camera lens, catoptric arrangement and annular light source, on the camera lens installation camera, camera lens, catoptric arrangement and annular light source are from top to bottom set gradually right over bottleneck to be detected, annular light source light-emitting surface is towards the bottleneck to be detected, catoptric arrangement is the multi-panel funnel-shaped structure that multiple ladder plane mirrors surround, the wherein small opening of catoptric arrangement is towards bottleneck to be detected, for big opening towards camera lens, the angle of inclination of plane mirror is related with bottleneck size.The utility model realizes the bottleneck inner wall on-line checking of higher speed by the cooperation of high frame per second camera and higher source luminance, the detection to entire bottleneck inner wall can be completed using only a camera, apparatus structure is simple, cost reduction.
Description
Technical field
The utility model is related to the technology application of machine vision in the industrial production, more specifically to a kind of bottleneck
Inner wall defect on-line measuring device.
Background technology
Nowadays product-filled to be seen everywhere, such as edible oil, various beverages, various drinks, the leakproofness of bottle obtain
The concern of each manufacturer realizes on-line checking in production process by the method for introducing machine vision in the production line, can
To reduce the false drop rate and cost of artificial detection, but most of at present is the defects detection for being directed to bottleneck surface, and in bottleneck
The defects detection of wall but rarely has.Although the defect of bottleneck inner wall will not cause liquid moment to overflow, let off in the long-term heap of product
Cheng Zhong, it is easy to which the leakage for causing liquid causes damages, and the product etc for having such defect also be easy to cause the complaint of client
It the consequences such as is affected even with safety.
Through retrieval, there is presently no for bottleneck inner wall defect related patents or technology disclose.In consideration of it, how to realize
A kind of accuracy of detection is high, and the on-line measuring device and method of the fast bottleneck inner wall defect of detection speed are the skills for needing to solve at present
Art problem.
Invention content
The technical problems to be solved in the utility model is：Existing production line does not fill the detection of bottleneck inner wall quality
It sets, influences product quality.
The technical solution of the utility model is：A kind of bottleneck inner wall defect on-line measuring device, including it is camera, camera lens, anti-
It penetrates structure and annular light source, on the camera lens installation camera, camera lens, anti-is from top to bottom set gradually right over bottleneck to be detected
Structure and annular light source are penetrated, annular light source light-emitting surface is towards the bottleneck to be detected, and for illuminating bottleneck inner wall, catoptric arrangement is
The multi-panel funnel-shaped structure that multiple ladder plane mirrors surround, the wherein small opening of catoptric arrangement are towards bottleneck to be detected, big opening
Towards camera lens, the height of catoptric arrangement and camera lens is adjusted so that bottleneck inner wall passes through the plane mirror in catoptric arrangement in camera lens
Complete imaging.
Further, the catoptric arrangement further includes a ring holder, and plane mirror is fixed on the inside of supporting rack, surrounds
One circle reflecting surface.
It is preferred that the catoptric arrangement is surrounded by 6 plane mirrors.
It is preferred that the angle of inclination of plane mirror is 60 °.
It is preferred that the White LED light source that it is 30W that the annular light source, which is light source power, the light of annular light source
It is 5 °~30 ° with horizontal angle, light source center and bottleneck to be detected concentrically axis.
It is preferred that the annular light source is located at bottleneck upper surface 10mm to be detected.
The camera is preferably the black and white camera that frame per second is 20fps~50fps.
The camera lens is preferably the industrial lens that focal length is 8~16mm.
The utility model gives bottleneck inner wall polishing to be detected using annular light source, then by catoptric arrangement that bottleneck inner wall is anti-
The light conditions penetrated show, and image is acquired by camera lens, you can according to existing machine vision image detecting technique
Detect bottleneck inner wall defect.
Using technical solution provided by the utility model, have the advantages that：
(1) a kind of bottleneck inner wall defect on-line measuring device of the utility model, passes through high frame per second camera and high-luminance light
The bottleneck inner wall online automatic detection of high speed is realized in the cooperation in source.
(2) a kind of bottleneck inner wall defect on-line measuring device of the utility model, can be using the catoptric arrangement
The detection to entire bottleneck inner wall is completed in the case of using only a camera, apparatus structure is simple, cost reduction.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the utility model catoptric arrangement schematic diagram.
Specific implementation mode
To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Referring to Fig. 1, a kind of bottleneck inner wall defect of the present embodiment examines on-line detecting system, including camera 1, camera lens 2, reflection
Structure 3 and annular light source 4, the camera lens 2 are installed on camera 1, and camera lens is from top to bottom set gradually right over bottleneck 5 to be detected
2, catoptric arrangement 3 and annular light source 4,4 light-emitting surface of annular light source is towards the bottleneck 5 to be detected, for illuminating bottleneck inner wall, instead
It is the multi-panel funnel-shaped structures that surround of multiple ladder plane mirror 3-2 to penetrate structure 3, and the wherein small opening of catoptric arrangement 3 is towards to be checked
Bottleneck 5 is surveyed, big opening adjusts the height of catoptric arrangement 3 and camera lens 2 towards camera lens 2 so that bottleneck inner wall passes through catoptric arrangement 3
In plane mirror 3-2 in camera lens 2 complete imaging.
Preferably, in the present embodiment, the camera 1 be high frame per second black and white camera, frame per second be 20fps~
50fps, camera lens 2 are the industrial lens that focal length is 8~16mm, and annular light source 4 is the White LED light source annular light source of 30W, light
With horizontal angle be 5 °~30 °, annular light source 4 be located at 5 upper surface 10mm of bottleneck to be detected, light source center with wait for
Detect the concentrically axis of bottleneck 5.
To ensure the firm, easy to install of structure, the catoptric arrangement 3 further includes a ring holder 3-1, plane mirror 3-
2 are fixed on the inside of supporting rack 3-1, such as are fixed with glue, and form a circle reflecting surface, and the angle of inclination of plane mirror 3-2 is preferably
60°.Catoptric arrangement 3 can be designed as the face structure of different number, preferably 6 faces.
When the utility model carries out on-line checking, the light that annular light source 4 is emitted is irradiated to the inner wall of bottleneck 5 to be detected
On, it is mirror-reflection not have defective part on inner wall, and defective part is non-mirror reflection, and reflection light passes through bottleneck
Light is reflected into camera lens 2 and camera 1 by the plane mirror 3-2 in catoptric arrangement 3 above, does not have defective part on inner wall
Clear zone is presented because of mirror-reflection, and defect part is then dark space.The catoptric arrangement used in the present embodiment for six face mirror structures,
I.e. supporting rack is designed as the structure in six faces, corresponding there are six the corresponding position that plane mirror is attached to supporting rack, is starting to detect
The height of catoptric arrangement 3 is adjusted before so that six continuous faces that bottle outlet inner wall is presented in the camera are combined into whole
The defects detection that a camera realizes 360 ° of inner wall is used only in a bottleneck inner wall image.
In conclusion the present embodiment is simple in structure, cost of implementation is low, it is easy to utilize.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in also be the utility model one of embodiment, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (8)
1. a kind of bottleneck inner wall defect on-line measuring device, it is characterized in that including camera (1), camera lens (2), catoptric arrangement (3) and
Annular light source (4), the camera lens (2) are installed on camera (1), and mirror is from top to bottom set gradually right over bottleneck to be detected (5)
Head (2), catoptric arrangement (3) and annular light source (4), annular light source (4) light-emitting surface is towards the bottleneck (5) to be detected, for shining
Bright bottleneck inner wall, catoptric arrangement (3) are the multi-panel funnel-shaped structure that multiple ladder plane mirrors (3-2) surround, wherein catoptric arrangement
(3) small opening adjusts the height of catoptric arrangement (3) and camera lens (2) towards bottleneck to be detected (5), big opening towards camera lens (2)
Degree so that bottleneck inner wall passes through the complete imaging in camera lens (2) of the plane mirror (3-2) in catoptric arrangement (3).
2. a kind of bottleneck inner wall defect on-line measuring device according to claim 1, it is characterized in that the catoptric arrangement (3)
Further include a ring holder (3-1), plane mirror (3-2) is fixed on the inside of supporting rack (3-1), and form a circle reflecting surface.
3. a kind of bottleneck inner wall defect on-line measuring device according to claim 1 or 2, it is characterized in that the catoptric arrangement
(3) it is surrounded by 6 plane mirrors.
4. a kind of bottleneck inner wall defect on-line measuring device according to claim 1 or 2, it is characterized in that plane mirror (3-2)
Angle of inclination be 60 °.
5. a kind of bottleneck inner wall defect on-line measuring device according to claim 1 or 2, it is characterized in that the annular light source
(4) it is White LED light source that light source power is 30W, light and the horizontal angle of annular light source (4) are 5 °~30 °, light source
Center and bottleneck to be detected (5) concentrically axis.
6. a kind of bottleneck inner wall defect on-line measuring device according to claim 1, it is characterized in that the annular light source (4)
Positioned at bottleneck to be detected (5) upper surface 10mm.
7. a kind of bottleneck inner wall defect on-line measuring device according to claim 1, it is characterized in that the camera (1) is frame
Rate is the black and white camera of 20fps~50fps.
8. a kind of bottleneck inner wall defect on-line measuring device according to claim 1, it is characterized in that the camera lens (2) is coke
Away from the industrial lens for 8~16mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820032174.XU CN207689390U (en) | 2018-01-09 | 2018-01-09 | A kind of bottleneck inner wall defect on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820032174.XU CN207689390U (en) | 2018-01-09 | 2018-01-09 | A kind of bottleneck inner wall defect on-line measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN207689390U true CN207689390U (en) | 2018-08-03 |
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| CN201820032174.XU Active CN207689390U (en) | 2018-01-09 | 2018-01-09 | A kind of bottleneck inner wall defect on-line measuring device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793971A (en) * | 2019-11-15 | 2020-02-14 | 佛山科学技术学院 | Visual detection device and visual detection method |
| CN111367101A (en) * | 2020-03-16 | 2020-07-03 | 惠州高视科技有限公司 | Liquid crystal module hole inner wall light leakage detection method and device |
| CN111855695A (en) * | 2020-07-24 | 2020-10-30 | 北京领邦智能装备股份公司 | Workpiece side circumference imaging system |
-
2018
- 2018-01-09 CN CN201820032174.XU patent/CN207689390U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793971A (en) * | 2019-11-15 | 2020-02-14 | 佛山科学技术学院 | Visual detection device and visual detection method |
| CN111367101A (en) * | 2020-03-16 | 2020-07-03 | 惠州高视科技有限公司 | Liquid crystal module hole inner wall light leakage detection method and device |
| CN111855695A (en) * | 2020-07-24 | 2020-10-30 | 北京领邦智能装备股份公司 | Workpiece side circumference imaging system |
| CN111855695B (en) * | 2020-07-24 | 2024-03-19 | 北京领邦智能装备股份公司 | Workpiece side periphery imaging system |
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