CN115072036A - Cigarette packaging box forming quality detection device and method - Google Patents
Cigarette packaging box forming quality detection device and method Download PDFInfo
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- CN115072036A CN115072036A CN202210691041.4A CN202210691041A CN115072036A CN 115072036 A CN115072036 A CN 115072036A CN 202210691041 A CN202210691041 A CN 202210691041A CN 115072036 A CN115072036 A CN 115072036A
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- forming quality
- light source
- cigarette
- placing table
- packaging box
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- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 43
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 35
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000003384 imaging method Methods 0.000 claims abstract description 18
- 238000011156 evaluation Methods 0.000 claims abstract description 11
- 241000208125 Nicotiana Species 0.000 claims description 33
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 33
- 238000012856 packing Methods 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims 1
- 238000011158 quantitative evaluation Methods 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B19/00—Packaging rod-shaped or tubular articles susceptible to damage by abrasion or pressure, e.g. cigarettes, cigars, macaroni, spaghetti, drinking straws or welding electrodes
- B65B19/28—Control devices for cigarette or cigar packaging machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B19/00—Packaging rod-shaped or tubular articles susceptible to damage by abrasion or pressure, e.g. cigarettes, cigars, macaroni, spaghetti, drinking straws or welding electrodes
- B65B19/02—Packaging cigarettes
- B65B19/04—Arranging, feeding, or orientating the cigarettes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B19/00—Packaging rod-shaped or tubular articles susceptible to damage by abrasion or pressure, e.g. cigarettes, cigars, macaroni, spaghetti, drinking straws or welding electrodes
- B65B19/28—Control devices for cigarette or cigar packaging machines
- B65B19/30—Control devices for cigarette or cigar packaging machines responsive to presence of faulty articles, e.g. incorrectly filled cigarettes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wrapping Of Specific Fragile Articles (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
Abstract
The invention discloses a cigarette packaging box forming quality detection device and a method, wherein the whole device framework is constructed by a placing table, an imaging system, a light source system and a control system, the imaging system is used for acquiring and displaying an image of a cigarette packet sample to be detected on the placing table, the light source system provides shooting illumination, the control system is used for controlling the light source system and the imaging system, a plurality of images of the sample to be detected are spliced into a whole, the position information of a characteristic pattern at the spliced position is positioned, the position deviation is determined by comparing with a standard template, then the deviation information is converted into a forming quality quantitative numerical value, and finally the forming quality quantitative numerical values at all spliced positions are synthesized to obtain a packaging forming quality comprehensive evaluation result of the cigarette packet sample to be detected. The method can comprehensively evaluate the package forming quality of cigarette products in any package form, effectively distinguish the package quality difference among different products through a quantitative evaluation mode, and improve the evaluation efficiency.
Description
Technical Field
The invention relates to the field of cigarette manufacturing, in particular to a cigarette packaging box forming quality detection device and method.
Background
At present, cigarette product packaging is more and more emphasized in the market, so that the requirement on packaging forming quality is higher. In order to evaluate the packaging quality of cigarette products, the method adopted by quality inspectors at present mainly depends on visual inspection and size measurement, so that the efficiency is low, and the defect indexes are not correlated, so that the packaging forming quality of cigarettes cannot be comprehensively judged, the packaging quality difference among different products cannot be effectively distinguished, and the running state of a machine cannot be fed back according to the quality difference.
Disclosure of Invention
In view of this, the present invention aims to provide a cigarette packaging box forming quality detection apparatus and method, so as to solve the problem of the existing cigarette product packaging quality evaluation method.
The technical scheme adopted by the invention is as follows:
in a first aspect, the present invention provides a cigarette packaging box forming quality detection device, which comprises: the device comprises an object placing table, an imaging system, a light source system and a control system;
the object placing table is used for placing a tobacco bale sample to be tested;
the imaging system at least comprises a camera and a display and is used for acquiring and displaying an image of the tobacco bale sample to be detected;
the light source system comprises a light source, a light source controller and a shooting box, the object placing table, the light source and the camera are placed in the shooting box, the light source is placed on at least one side of the object placing table, and the light source controller is used for controlling the on-off of the light source and adjusting the brightness;
the control system integrates software programs for controlling the light source system and the imaging system, and is internally provided with an algorithm for detecting the packing box forming quality of the cigarette packet sample to be detected.
In at least one possible implementation manner, the light source system further includes: and the polaroid is used for reducing the reflection of light on the surface of the tobacco bale sample to be measured during shooting.
In at least one possible implementation manner, a supporting component for stabilizing the cigarette packet sample to be tested is arranged on the object placing table.
In at least one possible implementation manner, the object placing table is made of a transparent material.
In at least one possible implementation manner, the placement position of the light source includes: and the lower part of the object placing table.
In at least one possible implementation, the camera employs an undistorted wide-angle lens.
In at least one possible implementation manner, the control system is an industrial personal computer or a PLC.
In a second aspect, the invention provides a cigarette packaging box forming quality detection method based on the cigarette packaging box forming quality detection device, which comprises the following steps:
placing the packaged and molded tobacco bale sample to be tested on a placing table;
starting a light source and collecting initial images of different positions of a tobacco bale sample to be detected by using a camera;
the control system splices the initial images based on a preset plane expansion style of the cigarette packaging box to obtain spliced images;
respectively positioning and selecting characteristic patterns at all spliced positions in the spliced images, and acquiring position information of the characteristic patterns;
obtaining a forming quality quantitative value of the splicing part by comparing the position information difference of the characteristic patterns of the preset standard sample template and the tobacco bale sample to be detected; wherein the position information difference comprises position offset information and angle offset information;
and integrating the forming quality quantitative values at all the splicing positions to obtain a packaging forming quality comprehensive evaluation result of the tobacco bale sample to be tested.
In at least one possible implementation, the quantitative molding quality value is a quantitative score, which is a preset total score-position deviation information w 1-angle deviation information w2, where w1 and w2 are preset first weights.
In at least one possible implementation manner, the integrating the quantitative values of the molding quality at all splices includes: and weighting and adding the quantitative scores at all splicing positions according to a preset second weight to obtain a quantitative comprehensive evaluation result.
The main concept of the invention is that the whole device framework is constructed by a placing table, an imaging system, a light source system and a control system, wherein the placing table is used for placing a tobacco bale sample to be detected, the imaging system is used for acquiring and displaying an image and detection information of the tobacco bale sample to be detected, the light source system comprises a light source, a light source controller and a shooting box, the placing table, the light source and a camera are placed in the shooting box, the light source is arranged on at least one side of the placing table, and the light source controller is used for controlling the on-off of the light source and adjusting the brightness; the control system is integrated with control programs of a light source system and an imaging system, and is internally provided with an algorithm for detecting the packaging box forming quality of the tobacco bale sample to be detected, the algorithm can splice a plurality of images of the sample to be detected into a whole, position information of characteristic patterns at the spliced position is positioned, position deviation is determined by comparing the position information with a standard template, then the deviation information is converted into forming quality quantitative values, and finally the forming quality quantitative values at all the spliced positions are synthesized to obtain a comprehensive evaluation result of the packaging forming quality of the tobacco bale sample to be detected. The method can comprehensively evaluate the package forming quality of cigarette products in any package form, effectively distinguish the package quality difference among different products through a quantitative evaluation mode, and improve the evaluation efficiency.
Drawings
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a cigarette packing box forming quality detection device provided by an embodiment of the invention;
FIG. 2 is a flow chart of a cigarette packing box forming quality detection method provided by the embodiment of the invention;
fig. 3 is a schematic diagram of a package stitching image provided by an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.
The invention provides a cigarette packaging box forming quality detection device, as shown in figure 1, which comprises: the device comprises an object placing table, an imaging system, a light source system and a control system; the object placing table is used for placing tobacco bale samples to be tested, the object placing table is preferably made of transparent materials in order to improve shooting effects, and in another preferred embodiment, the object placing table can further comprise a supporting component used for stabilizing the tobacco bale samples to be tested.
The imaging system at least comprises a camera and a display and is used for acquiring and displaying an image of the tobacco bale sample to be detected; preferably, the camera adopts an undistorted wide-angle lens (if a free-form surface super wide-angle lens can be adopted), so that the side views of the tobacco bale sample to be detected can be shot completely and truly.
The light source system comprises a light source, a light source controller and a shooting box, the object placing table, the light source and the camera are placed in the shooting box to ensure the stability of a shooting environment, the light source is placed on at least one side of the object placing table (generally, the light source can be placed above the object placing table at a plurality of angles, of course, in the embodiment of the aforementioned preferable transparent object placing table, the light source can be additionally placed below the object placing table), and the light source controller is used for controlling the light source to be turned on and off and adjusting the brightness.
Further, the light source system further comprises a polaroid sheet connected with the camera, and the polaroid sheet is used for reducing reflection of light on the surface of the tobacco bale sample to be measured during shooting.
The control system comprises but not limited to an industrial personal computer, a PLC and the like, can integrate software programs for controlling a light source system and an imaging system, and is internally provided with image processing software, so that the quality of the tobacco bale sample to be detected can be efficiently and accurately detected through the image information of the tobacco bale sample to be detected. For example, the image may be preprocessed, the photographed images may be spliced according to a planar development view of the cigarette packing box, the feature patterns on the two surfaces are respectively positioned and selected for all places related to the splicing of the cigarette packing box, the position information of the feature patterns on the two surfaces at the splicing position is obtained, and the position information and the comprehensive quality score are output on a display, accordingly, the present invention further provides an embodiment of the cigarette packing box forming quality detection method, as shown in fig. 2, including:
step S1, placing the packaged and molded tobacco bale sample to be tested on a placing table;
step S2, turning on a light source and collecting initial images of different positions of a tobacco bale sample to be detected by using a camera;
step S3, the control system splices the initial images based on a preset planar expansion style of the cigarette packaging box to obtain a spliced image (the spliced image can be processed by some conventional images to obtain a packaging box image similar to a complete flat expansion);
step S4, respectively positioning and selecting feature patterns on two surfaces at all positions (for example, but not limited to, a spliced plane, a spliced right-angle side, and the like) involved in the spliced image (as shown in fig. 3, a feature object selection frame may be locked to a plurality of preset splicing targets, and may be automatically obtained through modes such as labeling and model training during implementation, or may be manually selected), and obtaining position information of the feature patterns;
step S5, obtaining a forming quality quantitative value by comparing the position information difference (such as but not limited to position deviation and angle deviation information) of the characteristic patterns on the two surfaces of the preset standard sample template and the tobacco bale sample to be detected;
and S6, integrating the forming quality quantitative values at all the splicing positions to obtain a packaging forming quality comprehensive evaluation result of the tobacco bale sample to be tested.
Specifically, after acquiring the information of the position deviation and the angle deviation, the information is converted into a molding quality score, where a is a total score (e.g., 100 percent) -position deviation w 1-angle deviation w2, where w1 and w2 are preset first weights (w1 and w2 may be adjusted as needed), and thus, the quality scores at all splices may be respectively expressed as a1, a2 … a11, and the like.
In practical operation, the quantitative values of the forming quality at all the splices may be, but are not limited to, comprehensively evaluated and described in a weighted sum manner, for example, the second weights at all the splices are respectively set as P1 and P2 … P11 (which may be adjusted as required), and the quality scores at all the splices are weighted and added, that is, the comprehensive quality score Q of the cigarette package forming is obtained: q is a 1P 1+ a 2P 2+ … + a 11P 11.
In summary, the main concept of the invention is that the whole device framework is constructed by an object placing table, an imaging system, a light source system and a control system, wherein the object placing table is used for placing a tobacco bale sample to be detected, the imaging system is used for acquiring and displaying an image and detection information of the tobacco bale sample to be detected, the light source system comprises a light source, a light source controller and a shooting box, the object placing table, the light source and a camera are placed in the shooting box, the light source is arranged on at least one side of the object placing table, and the light source controller is used for controlling the on-off of the light source and adjusting the brightness; the control system is integrated with control programs of a light source system and an imaging system, and is internally provided with an algorithm for detecting the packaging box forming quality of the tobacco bale sample to be detected, the algorithm can splice a plurality of images of the sample to be detected into a whole, position information of characteristic patterns at the spliced position is positioned, position deviation is determined by comparing the position information with a standard template, then the deviation information is converted into forming quality quantitative values, and finally the forming quality quantitative values at all the spliced positions are synthesized to obtain a comprehensive evaluation result of the packaging forming quality of the tobacco bale sample to be detected. The method can comprehensively evaluate the package forming quality of cigarette products in any package form, effectively distinguish the package quality difference among different products through a quantitative evaluation mode, and improve the evaluation efficiency.
In the embodiments of the present invention, "at least one" means one or more, "a plurality" means two or more. "and/or" describes the association relationship of the associated objects, and means that there may be three relationships, for example, a and/or B, and may mean that a exists alone, a and B exist simultaneously, and B exists alone. Wherein A and B can be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" and similar expressions refer to any combination of these items, including any combination of singular or plural items. For example, at least one of a, b, and c may represent: a, b, c, a and b, a and c, b and c or a and b and c, wherein a, b and c can be single or multiple.
The structure, features and effects of the present invention have been described in detail with reference to the embodiments shown in the drawings, but the above embodiments are merely preferred embodiments of the present invention, and it should be understood that technical features related to the above embodiments and preferred modes thereof can be reasonably combined and configured into various equivalent schemes by those skilled in the art without departing from and changing the design idea and technical effects of the present invention; therefore, the invention is not limited to the embodiments shown in the drawings, and all the modifications and equivalent embodiments that can be made according to the idea of the invention are within the scope of the invention as long as they are not beyond the spirit of the description and the drawings.
Claims (10)
1. The utility model provides a cigarette packing carton shaping quality detection device which characterized in that includes: the device comprises an object placing table, an imaging system, a light source system and a control system;
the object placing table is used for placing a tobacco bale sample to be tested;
the imaging system at least comprises a camera and a display and is used for acquiring and displaying an image of the tobacco bale sample to be detected;
the light source system comprises a light source, a light source controller and a shooting box, the object placing table, the light source and the camera are placed in the shooting box, the light source is placed on at least one side of the object placing table, and the light source controller is used for controlling the on-off of the light source and adjusting the brightness;
the control system integrates software programs for controlling the light source system and the imaging system, and is internally provided with an algorithm for detecting the packing box forming quality of the cigarette packet sample to be detected.
2. The cigarette pack forming quality detecting apparatus according to claim 1, wherein the light source system further comprises: and the polaroid is used for reducing the reflection of light on the surface of the tobacco bale sample to be measured during shooting.
3. The cigarette packaging box forming quality detection device according to claim 1, wherein a support component for stabilizing the cigarette packet sample to be detected is arranged on the placing table.
4. The cigarette packaging box forming quality detection device of claim 1, wherein the placing table is made of a transparent material.
5. The cigarette packaging box forming quality detection device of claim 4, wherein the placement position of the light source comprises: and the lower part of the object placing table.
6. The cigarette packaging box forming quality detection device of claim 1, wherein the camera adopts an undistorted wide-angle lens.
7. The cigarette packaging box forming quality detection device according to any one of claims 1 to 6, wherein the control system is an industrial personal computer or PLC.
8. A cigarette packaging box forming quality detection method based on the cigarette packaging box forming quality detection device according to any one of claims 1 to 7, characterized by comprising the following steps:
placing the packaged and molded tobacco bale sample to be tested on a placing table;
starting a light source and collecting initial images of different positions of a tobacco bale sample to be detected by using a camera;
the control system splices the initial images based on a preset plane expansion style of the cigarette packaging box to obtain spliced images;
respectively positioning and selecting characteristic patterns at all spliced positions in the spliced images, and acquiring position information of the characteristic patterns;
obtaining a forming quality quantitative value of the splicing part by comparing the position information difference of the characteristic patterns of the preset standard sample template and the tobacco bale sample to be detected; wherein the position information difference comprises position offset information and angle offset information;
and integrating the forming quality quantitative values at all the splicing positions to obtain a packaging forming quality comprehensive evaluation result of the tobacco bale sample to be tested.
9. The cigarette pack forming quality detecting method according to claim 8, wherein the forming quality quantitative value is a quantitative score, the quantitative score is a preset total score-position deviation information w 1-angle deviation information w2, wherein w1 and w2 are preset first weights.
10. The cigarette packaging box forming quality detection method according to claim 9, wherein the integrating of the forming quality quantitative values at all splices comprises: and weighting and adding the quantitative scores at all splicing positions according to a preset second weight to obtain a quantitative comprehensive evaluation result.
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| CN202210691041.4A CN115072036B (en) | 2022-06-17 | 2022-06-17 | Device and method for detecting forming quality of cigarette packaging box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210691041.4A CN115072036B (en) | 2022-06-17 | 2022-06-17 | Device and method for detecting forming quality of cigarette packaging box |
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| CN115072036B CN115072036B (en) | 2024-01-05 |
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- 2022-06-17 CN CN202210691041.4A patent/CN115072036B/en active Active
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