CN106152965A - cigarette filter depth detection system and method - Google Patents
cigarette filter depth detection system and method Download PDFInfo
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- CN106152965A CN106152965A CN201610750141.4A CN201610750141A CN106152965A CN 106152965 A CN106152965 A CN 106152965A CN 201610750141 A CN201610750141 A CN 201610750141A CN 106152965 A CN106152965 A CN 106152965A
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- cigarette
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/22—Measuring arrangements characterised by the use of optical techniques for measuring depth
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Abstract
The present invention relates to a kind of cigarette filter depth detection system, including light supply apparatus, processing means and plural camera, two cameras of arbitrary neighborhood constitute binocular camera.Light supply apparatus and binocular camera are 100 degree to 130 degree relative to the angle of cigarette wrapper, the inner side making cigarette filter top and cigarette wrapper forms different intensities of light reflection, thus binocular camera can obtain the edge image clearly at cigarette filter top and cigarette wrapper top.Processing means carries out binocular distance measurement process according to the edge image at cigarette filter top and cigarette wrapper top, obtains the distance at cigarette filter top and cigarette wrapper top and exports.It is illuminated and obtains cigarette filter top and cigarette wrapper top image by light supply apparatus, passive vision is used to carry out the depth detection of cigarette filter, without projective structure light, have only to common light source to be illuminated, greatly reduce the caloric value of system, improve the operation stability of system.
Description
Technical field
The present invention relates to detect equipment technical field, particularly relate to a kind of cigarette filter depth detection system and side
Method.
Background technology
Cigarette is the one of tobacco product.Preparation method is that tobacco is dried rear chopping, then becomes to be about 120mm with paper roll, directly
The drum-shaped strip of footpath 10mm.When sucking, wherein one end is lighted, the smog then producing with mouth sucking-off at the other end.Cigarette mistake
The suspended particles producing when the smog of entrance, tar and burning when filter tip is for reducing smoking, suck cigarette to human body to reduce
Harm.
Traditional cigarette filter depth detection system mainly uses camera and projecting apparatus combined system or camera and laser
Combined system, is detected the depth difference of cigarette filter and external packing by the method for active vision.Its principle is specifically to have
There is the light projection of structural information to three-dimensional body, carry out perception by the change in location analyzing projection striation or image three-dimensional deep
Degree.Owing to needing to carry out product the projection of structure light, i.e. texture image or laser scanning.Whether laser or projecting apparatus are all
Substantial amounts of heat can be produced, stability in working long hours for the system that affects, traditional cigarette filter depth detection system
There is the low shortcoming of operation stability.
Content of the invention
Based on this, it is necessary to for the problems referred to above, provide a kind of cigarette filter degree of depth inspection improving operation stability
Examining system and method.
A kind of cigarette filter depth detection system, including light supply apparatus, processing means and plural camera, arbitrarily
Two adjacent described cameras constitute binocular camera；Described light supply apparatus and described binocular camera are relative to the folder of cigarette wrapper
Angle is 100 degree to 130 degree, and described processing means connects described binocular camera；
Described light supply apparatus is for launching light beam to the cigarette within described cigarette wrapper and described cigarette wrapper
Filter tip, described binocular camera, for receiving described cigarette wrapper and the light beam of described cigarette filter snout reflex, obtains cigarette
The edge image at filter tip top and cigarette wrapper top output are to described processing means；Described processing means is used for basis
The edge image at described cigarette filter top and cigarette wrapper top carries out binocular distance measurement process, obtains cigarette filter
The distance at mouth top and cigarette wrapper top simultaneously exports.
A kind of cigarette filter depth detection method, comprises the following steps:
Light supply apparatus launches light beam to the cigarette filter within cigarette wrapper and described cigarette wrapper；
Binocular camera receives the light beam of described cigarette wrapper and described cigarette filter snout reflex, obtains cigarette filter top
The edge image at portion and cigarette wrapper top simultaneously exports to processing means；Described light supply apparatus and described binocular camera relative to
The angle of cigarette wrapper is 100 degree to 130 degree；
Described processing means is carried out according to the edge image at described cigarette filter top and described cigarette wrapper top
Binocular distance measurement process, obtains the distance at described cigarette filter top and described cigarette wrapper top and exports.
Above-mentioned cigarette filter depth detection system and method, light supply apparatus and binocular camera are relative to cigarette wrapper
Angle is 100 degree to 130 degree so that the inner side of cigarette filter top and cigarette wrapper forms different intensities of light reflection, from
And binocular camera can obtain the edge image clearly at cigarette filter top and cigarette wrapper top.Processing means root
Carry out binocular distance measurement process according to the edge image at cigarette filter top and cigarette wrapper top, obtain cigarette filter
The distance at top and cigarette wrapper top simultaneously exports.Be illuminated by light supply apparatus and obtain cigarette filter top and
Cigarette wrapper top image, uses passive vision to carry out the depth detection of cigarette filter, it is not necessary to projective structure light, only
Need common light source to be illuminated, greatly reduce the caloric value of system, improve the operation stability of system.
Brief description
Fig. 1 is the structure chart of cigarette filter depth detection system in an embodiment；
Fig. 2 is that in an embodiment, light supply apparatus is in edge during different angle from binocular camera relative to cigarette wrapper
The schematic diagram of image；
Fig. 3 is the schematic diagram that in an embodiment, processing means carries out binocular distance measurement process；
Fig. 4 is the flow chart of cigarette filter depth detection method in an embodiment.
Detailed description of the invention
In one embodiment, the 110th, a kind of cigarette filter depth detection system, as it is shown in figure 1, include light supply apparatus
Processing means and plural camera, two cameras of arbitrary neighborhood constitute binocular camera 120.Light supply apparatus 110 and binocular
Camera 120 is 100 degree to 130 degree relative to the angle of cigarette wrapper 210, and processing means connects binocular camera 120.Light source fills
Put 110 with binocular camera 120 relative to the angle of cigarette wrapper 210, i.e. refer to that light supply apparatus 110 launches light beam to cigarette packets
The dress incident light of paper 210 and cigarette wrapper 210 reflect light beam to the angle between the reflection light of binocular camera 120.
Light supply apparatus 110 is for launching light beam to the cigarette filter within cigarette wrapper 210 and cigarette wrapper 210
Mouth 220, binocular camera 120, for receiving the light beam of cigarette wrapper 210 and cigarette filter 220 reflection, obtains cigarette filter
The edge image at mouth 220 top and cigarette wrapper 210 top simultaneously exports to processing means.Processing means is for according to cigarette mistake
The edge image at filter tip 220 top and cigarette wrapper 210 top carries out binocular distance measurement process, obtains cigarette filter
The distance at 220 tops and cigarette wrapper 210 top simultaneously exports.
The particular type of light supply apparatus 110 is unique, concretely LED (Light Emitting Diode, luminescence two
Pole is managed) light supply apparatus.Use LED light source to reduce caloric value, and reduce testing cost.Light supply apparatus 110 launches light beam
Concrete mode also unique, in the present embodiment, light supply apparatus 110 is strip light or parallel light source device, it is ensured that imaging
Uniformity.
The particular type of camera is not unique equally, and in the present embodiment, camera is industrial camera.Use the work of low cost
Industry camera instead of laser scanner or projecting apparatus, reduces cost.Additionally, industrial camera build is small and exquisite, deployment way is cleverer
Live.
Light supply apparatus 110 and binocular camera 120 can be according to cigarettes relative to the concrete value of the angle of cigarette wrapper 210
The standard depth of filter tip 220 is different and different.When light supply apparatus 110 launches light beam to cigarette wrapper 210, cigarette filter
The inner side of mouth 220 top and cigarette wrapper 210 forms different intensities of light reflection, thus binocular camera 120 can obtain cigarette
Filter tip 220 top and the edge image clearly at wrapping paper 210 top.
It is illustrated in figure 2 the binocular camera when angle is respectively 90 degree, 100 degree, 110 degree, 120 degree, 130 degree and 140 degree
120 shoot the edge image obtaining.It is observed that when angle is too small, cigarette filter 220 top can produce light and shade boundary
Line, can produce interference to subsequent calculations；And when angle is excessive, cigarette wrapper 210 inwall and cigarette filter 220 top
Image contrast is too little, is unfavorable for accurately extracting profile.In the present embodiment, light supply apparatus 110 and binocular camera 120 are relative to perfume (or spice)
The angle of cigarette wrapping paper 210 is 110 degree or 120 degree, and cigarette filter 220 top both can have been avoided to produce bright-dark cut, it is possible to
Guarantee cigarette wrapper 210 inwall and the image contrast at cigarette filter 220 top, improve cigarette filter depth detection accurate
True property and reliability.
It is appreciated that above-mentioned cigarette filter depth detection system both can detect single cigarette, also can be to whole bag or many
Zhi Xiangyan detects simultaneously.By branched cigarette by equally towards being placed in parallel.Use same illumination and shooting angle,
The image of multiple cigarette filter 220 is obtained in the same visual field.Thus realize the function of the branched cigarette of one-time detection.
The quantity of camera can be specifically two, and the binocular camera of composition carries out shooting and obtains corresponding edge image.This
Outward, the quantity of camera can be also more than three, expands to multicamera system.Can be by position and the angle to each camera in advance
It is designed, make adjacent binocular camera not compute repeatedly same cigarette.It is double that arbitrary two adjacent cameras are regarded as
Mesh camera, carries out depth detection respectively, thus realizes the covering to greater room, improve cigarette to different cigarette filters
The convenience of filter tip depth detection.
In one embodiment, the optical axis of camera and the angle of horizontal plane are 45 degree to 60 degree, it is ensured that phase function is clapped simultaneously
To cigarette wrapper 210 top and cigarette filter 220 top, improve camera imaging accuracy.
Processing means, after receiving the edge image at cigarette filter 220 top and cigarette wrapper 210 top, is passed through
Binocular distance measurement processes and is calculated the distance at cigarette filter 220 top and cigarette wrapper 210 top and exports, it is achieved
Cigarette filter depth detection.The mode of the distance at output cigarette filter 220 top and cigarette wrapper 210 top is not only
One, can be specifically that output to display device shows, it is also possible to be that output stores to storage device.
Above-mentioned cigarette filter depth detection system, is illuminated by light supply apparatus 110 and obtains cigarette filter 220
Top and cigarette wrapper 210 top image, use passive vision to carry out the depth detection of cigarette filter, it is not necessary to throw
Penetrate structure light, it is only necessary to common light source is illuminated, greatly reduce the caloric value of system, improve the stable of system
Property.
In one embodiment, processing means is for the limit to cigarette filter 220 top and cigarette wrapper 210 top
Edge image carries out feature extraction, obtains the coordinate at edge image for the point on cigarette filter 220 overhead pulley profile, and cigarette packets
Point on the outline line of dress paper top 210 is at the coordinate of edge image；According to the point on cigarette filter 220 overhead pulley profile on limit
The coordinate of edge image obtains the some place plane on cigarette filter 220 overhead pulley profile, according to cigarette wrapper 210 overhead pulley
Point on profile obtains the three-dimensional coordinate of the point on cigarette wrapper 210 overhead pulley profile at the coordinate of edge image；And calculate
The three-dimensional coordinate of the point on cigarette wrapper 210 overhead pulley profile is put down to the some place on cigarette filter 220 overhead pulley profile
The average distance in face, obtains the distance at cigarette filter 220 top and cigarette wrapper 210 top and exports.
Owing to reflecting the difference of light, edge image can clearly obtain the outline line at cigarette wrapper 210 top
And the outline line on cigarette filter 220 top.Processing means, after receiving edge image, carries out feature to edge image and carries
Take process, the line feature that acquires is made as cigarette wrapper 210 overhead pulley profile, the circular feature that will acquire
For cigarette filter 220 overhead pulley profile, obtain the point on cigarette wrapper 210 overhead pulley profile and cigarette filter respectively
Coordinate on edge image for the point on 220 overhead pulley profiles, is used as processing means and calculates cigarette wrapper 210 top outline line
On the three-dimensional coordinate of point, and the three-dimensional coordinate of point on the outline line of cigarette filter 220 top.
Processing means can be the seat by extracting identical point in two edge images that binocular camera 120 shooting obtains
Mark, and then calculate the three-dimensional coordinate of this point；Also can be that two edge image outputs are shown to display device, receive and survey
The selection instruction of examination personnel input, the coordinate according to selecting instruction to obtain identical point in two edge images calculates the three of this point
Dimension coordinate.For example, when tester clicks on position identical in two edge images with mouse, then this point can be calculated automatically from
Coordinate in two edge images.
Specifically, it to obtain the coordinate of the point on cigarette wrapper 210 overhead pulley profile and corresponding three-dimensional coordinate is
Example.As it is shown on figure 3, the two of binocular camera 120 cameras are respectively as left camera and right camera and left camera optical axis and right camera
Optical axis is parallel, and the edge image that corresponding shooting obtains is respectively as left figure phase and right image.Two cameras shoot at synchronization
Obtain same point P (x on cigarette wrapper 210 overhead pulley profilec, yc, zc), some P is respectively at the coordinate of two edge images
Pleft(Xleft, Yleft) and Pright(Xright, Yright).Owing to two cameras shoot the edge image obtaining in approximately the same plane
On, then the coordinate Y putting P is identical, i.e. Yleft=Yright=Y.Then obtained by triangle geometrical relationship:
Wherein, B is the distance of binocular camera 120 projection centre line, and f is camera focus.
The parallax Disparity=X of binocular camera 120left—Xright.Can the three-dimensional coordinate of invocation point P be thus:
Wherein, (xc, yc, zc) for putting the three-dimensional coordinate of P, Disparity is the parallax of binocular camera 120, and B is binocular phase
The distance of machine 120 projection centre line, f is camera focus.XleftFor a P at the abscissa of left image, Y for some P at left image
Ordinate with right image.
According to the three-dimensional coordinate of the point that above-mentioned computing formula is calculated on the outline line of cigarette wrapper 210 top respectively,
And the three-dimensional coordinate put on the outline line of cigarette filter 220 top.Choose three points on the outline line of cigarette filter 220 top
Three-dimensional coordinate, just can determine that and on the outline line of cigarette filter 220 top, put place plane, thus cigarette wrapper can be calculated
The three-dimensional coordinate of the point on 210 overhead pulley profiles is to the average departure of the some place plane on cigarette filter 220 overhead pulley profile
From obtaining cigarette filter 220 top and the distance at cigarette wrapper 210 top.
In the present embodiment, processing means reconstructs on the outline line of cigarette wrapper 210 top according to Binocular Vision Principle
The three-dimensional coordinate of point, and the three-dimensional coordinate put on the outline line of cigarette filter 220 top, then calculate cigarette wrapper 210
The three-dimensional coordinate of the point on overhead pulley profile is made to the average distance putting place plane on cigarette filter 220 overhead pulley profile
For the degree of depth of filter tip, accuracy in detection is high.
It is appreciated that in other embodiments, it is possible to by choosing three points on cigarette wrapper 210 overhead pulley profile
The point place plane that three-dimensional coordinate is calculated on cigarette wrapper 210 overhead pulley profile, directly calculates cigarette wrapper 210 and pushes up
In some place plane on contouring line and cigarette filter 220 top outline line, the distance between the plane of some place is as cigarette
Filter tip 220 top and the distance at cigarette wrapper 210 top.
In one embodiment, cigarette filter depth detection system also includes the display device connecting processing means.Place
Reason device is used for exporting cigarette filter 220 top and the distance at cigarette wrapper 210 top shows to display device, with
Just tester observes.
In one embodiment, cigarette filter depth detection system, also includes the storage device connecting processing means.Place
Reason device stores to storage device for the distance exporting cigarette filter 220 top and cigarette wrapper 210 top.
Additionally, cigarette filter depth detection system may also include fixed mount, light supply apparatus 110 and binocular camera 120 are equal
Be fixedly installed on fixed mount, it is ensured that light supply apparatus 110 and camera all fix 120 relative stable, improve depth detection accurate
Property.
In one embodiment, a kind of cigarette filter depth detection method, based on above-mentioned cigarette filter depth detection
System realizes.As shown in Figure 4, the method comprises the following steps:
Step S110: light supply apparatus launches light beam to the cigarette filter within cigarette wrapper and cigarette wrapper.
The particular type of light supply apparatus is not unique, and concretely LED light source device reduces caloric value, and reduces
Testing cost.The concrete mode that light supply apparatus launches light beam is not unique yet, and in the present embodiment, light supply apparatus is strip light or parallel
Radiant device, it is ensured that the uniformity of imaging.
Step S120: binocular camera receives the light beam of cigarette wrapper and cigarette filter snout reflex, obtains cigarette filter
The edge image at top and cigarette wrapper top simultaneously exports to processing means.
Two cameras composition binocular cameras of arbitrary neighborhood, light supply apparatus and binocular camera are relative to the folder of cigarette wrapper
Angle is 100 degree to 130 degree.The particular type of camera is not unique equally, and in the present embodiment, camera is industrial camera.Use
The industrial camera of low cost instead of laser scanner or projecting apparatus, reduces cost.Additionally, industrial camera build is small and exquisite, portion
Management side formula is more flexible.
In the present embodiment, light supply apparatus and binocular camera are 110 degree or 120 degree relative to the angle of cigarette wrapper, both
Cigarette filter top can be avoided to produce bright-dark cut, it is possible to guarantee becoming of cigarette wrapper inwall and cigarette filter top
Image contrast, improves cigarette filter depth detection accuracy and reliability.
In one embodiment, the optical axis of camera and the angle of horizontal plane are 45 degree to 60 degree, it is ensured that phase function is clapped simultaneously
To cigarette wrapper top and cigarette filter top, improve camera imaging accuracy.
Step S130: processing means carries out binocular according to the edge image at cigarette filter top and cigarette wrapper top
Visual token process, obtains the distance at cigarette filter top and cigarette wrapper top and exports.
Processing means, after receiving the edge image at cigarette filter top and cigarette wrapper top, passes through binocular vision
Feel that range finding is processed be calculated the distance at cigarette filter top and cigarette wrapper top and export, it is achieved cigarette filter is deep
Degree detection.The mode of the distance at output cigarette filter top and cigarette wrapper top is not unique, can be specifically output
Show to display device, it is also possible to be that output stores to storage device.
Above-mentioned cigarette filter depth detection method, be illuminated by light supply apparatus and obtain cigarette filter top with
And cigarette wrapper top image, use passive vision to carry out the depth detection of cigarette filter, it is not necessary to projective structure light,
Have only to common light source to be illuminated, greatly reduce the caloric value of system, improve the operation stability of system.
In one embodiment, step S130 includes step 132 to step 138.
Step 132: feature extraction is carried out to the edge image at cigarette filter top and cigarette wrapper top, obtains perfume (or spice)
Point on the coordinate of edge image, and cigarette wrapper overhead pulley profile for the point on tobacco filters overhead pulley profile is at edge graph
The coordinate of picture.
Step 134: obtain cigarette filter at the coordinate of edge image according to the point on cigarette filter overhead pulley profile
Point place plane on overhead pulley profile.
Step 136: obtain cigarette wrapper at the coordinate of edge image according to the point on cigarette wrapper overhead pulley profile
The three-dimensional coordinate of the point on overhead pulley profile.
Step 138: the three-dimensional coordinate of the point on calculating cigarette wrapper overhead pulley profile is to cigarette filter top profile
The average distance of the some place plane on line, obtains the distance at cigarette filter top and cigarette wrapper top and exports.
In the present embodiment, reconstruct the three-dimensional seat of the point on the outline line of cigarette wrapper top according to Binocular Vision Principle
Mark, and the three-dimensional coordinate put on the outline line of cigarette filter top, then calculate the point on cigarette wrapper overhead pulley profile
Three-dimensional coordinate to the average distance of the some place plane on cigarette filter overhead pulley profile as the degree of depth of filter tip, detection
The degree of accuracy is high.
It is appreciated that in other embodiments, it is possible to by choosing three of three points on cigarette wrapper overhead pulley profile
The point place plane that dimension coordinate is calculated on cigarette wrapper overhead pulley profile, directly calculates cigarette wrapper overhead pulley profile
On some place plane and cigarette filter top outline line on distance between some place plane as cigarette filter top
Distance with cigarette wrapper top.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, not to above-mentioned reality
The all possible combination of each technical characteristic executed in example is all described, but, as long as the combination of these technical characteristics is not deposited
It in contradiction, is all considered to be the scope that this specification is recorded.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that, come for those of ordinary skill in the art
Saying, without departing from the inventive concept of the premise, can also make some deformation and improve, these broadly fall into the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a cigarette filter depth detection system, it is characterised in that include light supply apparatus, processing means and plural
Camera, two described cameras of arbitrary neighborhood constitute binocular camera；Described light supply apparatus and described binocular camera are relative to cigarette
The angle of wrapping paper is 100 degree to 130 degree, and described processing means connects described binocular camera；
Described light supply apparatus is for launching light beam to the cigarette filter within described cigarette wrapper and described cigarette wrapper
Mouth, described binocular camera, for receiving described cigarette wrapper and the light beam of described cigarette filter snout reflex, obtains cigarette filter
The edge image at mouth top and cigarette wrapper top output are to described processing means；Described processing means is for according to described
The edge image at cigarette filter top and described cigarette wrapper top carries out binocular distance measurement process, obtains described cigarette
The distance at filter tip top and described cigarette wrapper top simultaneously exports.
2. cigarette filter depth detection system according to claim 1, it is characterised in that it is right that described processing means is used for
The edge image at described cigarette filter top and described cigarette wrapper top carries out feature extraction, obtains cigarette filter top
Point on the coordinate of described edge image, and cigarette wrapper overhead pulley profile for the point on contouring line is at described edge image
Coordinate；Obtain cigarette filter top according to the point on described cigarette filter overhead pulley profile at the coordinate of described edge image
Point place plane on contouring line, obtains at the coordinate of described edge image according to the point on cigarette wrapper overhead pulley profile
The three-dimensional coordinate of the point on cigarette wrapper overhead pulley profile；And calculate three of point on described cigarette wrapper overhead pulley profile
Dimension coordinate to the average distance of the some place plane on described cigarette filter overhead pulley profile, obtain cigarette filter top and
The distance at cigarette wrapper top simultaneously exports.
3. cigarette filter depth detection system according to claim 1, it is characterised in that described light supply apparatus with described
Binocular camera is 110 degree or 120 degree relative to the angle of cigarette wrapper.
4. cigarette filter depth detection system according to claim 1, it is characterised in that the optical axis of described camera and water
The angle of plane is 45 degree to 60 degree.
5. cigarette filter depth detection system according to claim 1, it is characterised in that described camera is industry phase
Machine.
6. cigarette filter depth detection system according to claim 1, it is characterised in that described light supply apparatus is LED
Light supply apparatus.
7. cigarette filter depth detection system according to claim 1, it is characterised in that described light supply apparatus is bar shaped
Light or parallel light source device.
8. cigarette filter depth detection system according to claim 1, it is characterised in that also include connecting described process
The display device of device and/or storage device.
9. a cigarette filter depth detection method, it is characterised in that comprise the following steps:
Light supply apparatus launches light beam to the cigarette filter within cigarette wrapper and described cigarette wrapper；
Binocular camera receives the light beam of described cigarette wrapper and described cigarette filter snout reflex, obtain cigarette filter top and
The edge image at cigarette wrapper top simultaneously exports to processing means；Described light supply apparatus and described binocular camera are relative to cigarette
The angle of wrapping paper is 100 degree to 130 degree；
Described processing means carries out binocular according to the edge image at described cigarette filter top and described cigarette wrapper top
Visual token process, obtains the distance at described cigarette filter top and described cigarette wrapper top and exports.
10. cigarette filter depth detection method according to claim 9, it is characterised in that described processing means according to
The edge image at described cigarette filter top and described cigarette wrapper top carries out binocular distance measurement process, obtains described
The distance at cigarette filter top and described cigarette wrapper top the step exporting, comprise the following steps:
Feature extraction is carried out to the edge image at described cigarette filter top and described cigarette wrapper top, obtains cigarette mistake
Point on the coordinate of described edge image, and cigarette wrapper overhead pulley profile for the point on filter tip overhead pulley profile is on described limit
The coordinate of edge image；
Obtain cigarette filter top according to the point on described cigarette filter overhead pulley profile at the coordinate of described edge image
Point place plane on outline line；
Obtain cigarette wrapper top profile according to the point on cigarette wrapper overhead pulley profile at the coordinate of described edge image
The three-dimensional coordinate of the point on line；
Calculate the three-dimensional coordinate of point on described cigarette wrapper overhead pulley profile to described cigarette filter overhead pulley profile
The average distance of some place plane, obtain the distance at cigarette filter top and cigarette wrapper top and export.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947591A (en) * | 2020-07-06 | 2020-11-17 | 中国电子科技集团公司第四十一研究所 | Cigarette filter tip pattern depth detection device and method |
| CN112432953A (en) * | 2020-11-20 | 2021-03-02 | 中国电子科技集团公司第四十一研究所 | Cigarette packet missing and reverse detection method based on machine vision technology |
| WO2024055342A1 (en) * | 2022-09-13 | 2024-03-21 | 云南中烟工业有限责任公司 | Method for testing combustion performance of dark cigarette using dark cigarette paper |
| US11974595B2 (en) | 2022-09-13 | 2024-05-07 | China Tobacco Yunnan Industrial Co., Ltd | Method for testing burning performance of dark-colored cigarette using dark-colored cigarette paper |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858732A (en) * | 2009-04-10 | 2010-10-13 | （株）赛丽康 | Apparatus for detecting three-dimensional distance |
| WO2012035608A1 (en) * | 2010-09-14 | 2012-03-22 | 日本たばこ産業株式会社 | Cigarette inspection device |
| CN204064961U (en) * | 2014-07-28 | 2014-12-31 | 湖南润普科技发展有限公司 | Scarce of cigarette short and detection device for foreign matter |
| CN104897062A (en) * | 2015-06-26 | 2015-09-09 | 北方工业大学 | Visual measurement method and device for shape and position deviation of part non-coplanar parallel holes |
| CN105029691A (en) * | 2015-06-02 | 2015-11-11 | 国家烟草质量监督检验中心 | Three-dimensional reconstruction technique based method for detecting loose ends of cigarettes |
| CN105203072A (en) * | 2014-06-23 | 2015-12-30 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN105627932A (en) * | 2015-12-31 | 2016-06-01 | 零度智控（北京）智能科技有限公司 | Distance measurement method and device based on binocular vision |
-
2016
- 2016-08-29 CN CN201610750141.4A patent/CN106152965B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858732A (en) * | 2009-04-10 | 2010-10-13 | （株）赛丽康 | Apparatus for detecting three-dimensional distance |
| WO2012035608A1 (en) * | 2010-09-14 | 2012-03-22 | 日本たばこ産業株式会社 | Cigarette inspection device |
| CN105203072A (en) * | 2014-06-23 | 2015-12-30 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN204064961U (en) * | 2014-07-28 | 2014-12-31 | 湖南润普科技发展有限公司 | Scarce of cigarette short and detection device for foreign matter |
| CN105029691A (en) * | 2015-06-02 | 2015-11-11 | 国家烟草质量监督检验中心 | Three-dimensional reconstruction technique based method for detecting loose ends of cigarettes |
| CN104897062A (en) * | 2015-06-26 | 2015-09-09 | 北方工业大学 | Visual measurement method and device for shape and position deviation of part non-coplanar parallel holes |
| CN105627932A (en) * | 2015-12-31 | 2016-06-01 | 零度智控（北京）智能科技有限公司 | Distance measurement method and device based on binocular vision |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947591A (en) * | 2020-07-06 | 2020-11-17 | 中国电子科技集团公司第四十一研究所 | Cigarette filter tip pattern depth detection device and method |
| CN112432953A (en) * | 2020-11-20 | 2021-03-02 | 中国电子科技集团公司第四十一研究所 | Cigarette packet missing and reverse detection method based on machine vision technology |
| CN112432953B (en) * | 2020-11-20 | 2024-03-15 | 中国电子科技集团公司第四十一研究所 | Cigarette pack missing and anti-cigarette detection method based on machine vision technology |
| WO2024055342A1 (en) * | 2022-09-13 | 2024-03-21 | 云南中烟工业有限责任公司 | Method for testing combustion performance of dark cigarette using dark cigarette paper |
| US11974595B2 (en) | 2022-09-13 | 2024-05-07 | China Tobacco Yunnan Industrial Co., Ltd | Method for testing burning performance of dark-colored cigarette using dark-colored cigarette paper |
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