CN215493192U - Online detection device for cut tobacco structure of tobacco shred production line - Google Patents
Online detection device for cut tobacco structure of tobacco shred production line Download PDFInfo
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- CN215493192U CN215493192U CN202120473051.1U CN202120473051U CN215493192U CN 215493192 U CN215493192 U CN 215493192U CN 202120473051 U CN202120473051 U CN 202120473051U CN 215493192 U CN215493192 U CN 215493192U
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Abstract
The utility model discloses an online detection device for a cut tobacco structure of a tobacco making line, which comprises a first conveying belt, a second conveying belt and a third conveying belt, wherein the first conveying belt is used for conveying agglomerated cut tobacco; the first pneumatic blowing device is arranged at the output end of the first conveying belt and used for blowing the agglomerated cut tobacco output from the first conveying belt; the second conveying belt is used for receiving the blown tobacco shreds, and the tobacco shreds are scattered on the second conveying belt; the image acquisition device is used for acquiring images of the tobacco shreds in a scattering state; and the industrial personal computer processes the acquired images and calculates the size and the quality of each cut tobacco, so that the whole cut tobacco rate and the broken cut tobacco rate of the cut tobacco are obtained. The online detection device for the cut tobacco structure of the tobacco shred manufacturing line has the advantages of simple structure and high detection efficiency.
Description
Technical Field
The utility model belongs to the technical field of cut tobacco structure detection, and particularly relates to an online detection device for cut tobacco structure of a tobacco shred production line.
Background
The tobacco shred structure is an important index influencing the cigarette quality, the whole shred rate and the shred breaking rate are main parameters of the tobacco shred structure, and the detection of the whole shred rate and the shred breaking rate directly reflects the structure of the whole tobacco shred. The existing pure mechanical detection method for the tobacco shred structure has the disadvantages of large workload, low efficiency, lag measurement result and large influence of human factors.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide the online detection device for the cut tobacco structure of the tobacco shred production line, which has a simple structure and high detection efficiency.
In order to solve the technical problems, the utility model adopts the following technical scheme:
on-line detection device for cut tobacco structure of tobacco shred production line, comprising:
the first conveying belt is used for conveying the agglomerated tobacco shreds;
the first pneumatic blowing device is arranged at the output end of the first conveying belt and used for blowing the agglomerated cut tobacco output from the first conveying belt;
the second conveying belt is used for receiving the blown tobacco shreds, and the tobacco shreds are scattered on the second conveying belt;
the image acquisition device is used for acquiring images of the tobacco shreds in a scattering state;
and the industrial personal computer processes the acquired images and calculates the size and the quality of each cut tobacco, so that the whole cut tobacco rate and the broken cut tobacco rate of the cut tobacco are obtained.
Specifically, the detection device further comprises a third conveying belt and a second pneumatic blowing device;
the third conveying belt is arranged below the second conveying belt in parallel, the conveying directions of the third conveying belt and the second conveying belt are opposite, and the first conveying belt is located between the second conveying belt and the third conveying belt;
the third conveying belt is used for receiving the agglomerated cut tobacco which is not blown away by the first pneumatic blowing device on the first conveying belt;
the second pneumatic scattering device is arranged at the output end of the second conveying belt and used for scattering the agglomerated cut tobacco which is output from the second conveying belt and is not scattered to the second conveying belt.
Specifically, the detection device further comprises a waste collection box, wherein the waste collection box is arranged below the output end of the third conveying belt and used for receiving stems, tar blocks and sundries in the cut tobaccos output by the third conveying belt.
Specifically, the first pneumatic blowing device and the second pneumatic blowing device both adopt air guns which are obliquely and upwards arranged.
Specifically, the detection device further comprises an air separation chamber, wherein the first conveying belt, the second conveying belt, the third conveying belt, the first pneumatic blowing device and the second pneumatic blowing device are all arranged in the air separation chamber;
the input end of the first conveying belt extends out of the air separation chamber, and the output end of the second conveying belt extends out of the air separation chamber.
Specifically, the image acquisition device comprises a camera.
Specifically, the camera is arranged above the second conveying belt, and a lens of the camera is aligned with the tobacco shreds on the second conveying belt.
Specifically, a light source for providing brightness for image acquisition of the camera is further arranged in the air separation chamber.
Specifically, the camera is arranged below the output end of the second conveying belt, and a lens of the camera is aligned with the scattered tobacco shreds output from the second conveying belt.
Specifically, a light source for providing brightness for image acquisition of the camera is further arranged below the output end of the second conveying belt, and the light source and the camera are respectively arranged on two sides of the cut tobacco scattered on the second conveying belt.
Compared with the prior art, the utility model has the beneficial effects that: this application is through the processing of blowing apart with the conglomeration pipe tobacco (also the pipe tobacco group) of carrying on first conveyer belt, make the pipe tobacco that is blown apart be mutually independent on the second conveyer belt, and the situation of spreading out completely (also scattering state), and utilize image acquisition system to gather the image of pipe tobacco under scattering state, utilize the processing software in the industrial computer to handle the image of gathering, obtain the length of every pipe tobacco, the width, the area, and carry out the quality fit, establish the relation model of area and quality, and then calculate the whole silk rate, the shredded rate, reachs pipe tobacco structural parameter, and has simple structure, area is little and detection efficiency is high advantage.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an online detection device for a cut tobacco structure of a tobacco making line provided in embodiment 1;
FIG. 2 is a schematic diagram of a tobacco shred structure parameter solving process related to embodiment 1;
FIG. 3 is a schematic structural view of an on-line detection device for a cut tobacco structure of a tobacco shred manufacturing line provided in embodiment 2;
wherein: 1. a first conveyor belt; 2. a second conveyor belt; 3. a first pneumatic dispersion device; 4. an image acquisition device; 5. an industrial personal computer; 6. a third conveyor belt; 7. a second pneumatic dispersion device; 8. an air separation chamber; 9. a waste collection bin; 10. a light source.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
Referring to fig. 1, the online detection device for the cut tobacco structure of the tobacco shred production line comprises a first conveying belt 1, a second conveying belt 2, a first pneumatic blowing device 3, an image acquisition device 4 and an industrial personal computer 5; wherein the content of the first and second substances,
the first conveying belt 1 is used for conveying agglomerated tobacco shreds (tobacco clusters), the first pneumatic blowing device 3 is arranged at the output end position of the first conveying belt 1 and used for blowing the agglomerated tobacco shreds output from the first conveying belt 1, the second conveying belt 2 is used for receiving the blown tobacco shreds, the blown tobacco shreds are mutually dispersed on the second conveying belt 2 and are mutually independent and also in a scattering state, the image acquisition device 4 mainly acquires images of the tobacco shreds in the scattering state, the industrial personal computer 5 is electrically connected with the image acquisition device 4 and used for processing the images acquired by the image acquisition device 4, accurately calculates the length, the width and the area of each tobacco shred through a built-in program, performs mass fitting and establishes a relation model of the area and the mass; meanwhile, the proportion of whole cut tobacco and broken cut tobacco in the cut tobacco is calculated according to the data, and the whole cut tobacco rate and the broken cut tobacco rate are calculated to obtain the structural parameters of the cut tobacco. The image processing and the specific calculation are well known in the electrical field, and are not described herein again.
This embodiment is through the processing of blowing away with the conglomeration pipe tobacco (also the tobacco shred group) of carrying on first conveyer belt 1 for the pipe tobacco that is blown away is mutually independent on second conveyer belt 2, and the situation of spreading out completely (also scattering state), and utilize image acquisition system to gather the image of pipe tobacco under scattering state, utilize the processing software in industrial computer 5 to handle the image of gathering, obtain the length of every pipe tobacco, the width, the area, and carry out the quality fitting, establish the relation model of area and quality, and then calculate the whole silk rate, the shredded rate, reachs pipe tobacco structural parameter, whole detection device has simple structure, area is little and detection efficiency is high advantage.
It can be understood that, in practical application, the detection device further includes a third conveying belt 6 and a second pneumatic scattering device 7, the third conveying belt 6 is disposed below the second conveying belt 2, and the conveying directions of the third conveying belt 6 and the second conveying belt are opposite, the first conveying belt 1 is located between the second conveying belt 2 and the third conveying belt 6, the first conveying belt 1, the second conveying belt 2 and the third conveying belt 6 are all horizontally disposed, the third conveying belt 6 is used for receiving the agglomerated tobacco shreds that are not blown off by the first pneumatic scattering device 3 on the first conveying belt 1, the second pneumatic scattering device 7 is disposed at the output end position of the second conveying belt 2 and is used for blowing and spreading the agglomerated tobacco shreds that are not blown off onto the second conveying belt 2 again, and the blown-off tobacco shreds and the previously scattered tobacco shreds are scattered off on the second conveying belt 2.
Specifically, this detection device still includes air classification room 8 and waste collection box 9, waste collection box 9 sets up the below at third conveyer belt 6's output for accept the stalk in the pipe tobacco of following third conveyer belt 6 output, tar piece and debris, first conveyer belt 1, second conveyer belt 2, third conveyer belt 6, first pneumatic blowing device 3 and the pneumatic blowing device 7 of second all set up in air classification room 8, the input of first conveyer belt 1 extends outside air classification room 8, the output of second conveyer belt 2 extends outside air classification room 8.
In this embodiment, the first pneumatic scattering device 3 in the winnowing chamber 8 scatters and thins the tobacco shred groups conveyed by the first conveying belt 1 at a constant speed and quantitatively, so as to form a mutually independent state, the light-weight tobacco shreds are scattered on the second conveying belt 2, part of the tobacco shred groups which are not scattered, stems and impurities, and tar blocks generated on the production line fall on the third conveying belt 6, the third conveying belt 6 runs in a direction opposite to that of the second conveying belt 2, and then the second pneumatic scattering device 7 scatters and thins the tobacco shreds again, so that the tobacco shred groups are scattered for many times to be completely spread out, and finally fall on the second conveying belt 2 under the action of wind, and the stems and impurities with a certain weight and tar blocks generated on the production line fall on a waste collecting box below.
Wherein, the first pneumatic scattering device 3 is arranged below the first conveying belt 1 and forms a certain angle with the horizontal plane, the angle range is 30 degrees to 75 degrees, the second pneumatic scattering device 7 is arranged below the first pneumatic scattering device 3 and forms a certain angle with the horizontal plane, and the angle range is 45 degrees to 75 degrees. In practical design, the first pneumatic dispersion device 3 and the second pneumatic dispersion device 7 may both be air guns.
It can be understood that the two opposite sides of the first conveying belt 1, the second conveying belt 2 and the third conveying belt 6 can be provided with edge blocking strips for preventing cut tobacco from falling off, the second conveying belt 2 is installed above the third conveying belt 6, and after twice blowing, the blown cut tobacco falls on the second conveying belt 2 and enters a next process. After the blowing-off for two times, sundries such as stems, tar blocks and the like still fall down and enter the waste collection box 9.
Specifically, the image acquisition device 4 comprises a camera and an image acquisition card, the camera is connected with the image acquisition card, the camera is arranged above the second conveying belt 2, a lens of the camera is aligned with tobacco shreds on the second conveying belt 2, and a light source 10 for providing brightness for image acquisition of the camera is arranged in the air separation chamber 8.
In the embodiment, an image signal acquired by a camera is converted into a digital signal which can be identified and processed by the industrial personal computer 5 through an image acquisition card, and finally, the digital image is processed, so that the length, the width and the area of each tobacco shred are accurately calculated, quality fitting is carried out, and a relation model of the area and the quality is established; meanwhile, the proportion of whole cut tobacco and broken cut tobacco in the cut tobacco is calculated according to the data; and calculating the whole filament rate and the broken filament rate to obtain the structural parameters of the cut tobacco.
Example 2
Referring to fig. 3, different from embodiment 1, the camera is disposed below the output end of the second conveyor belt 2, a lens of the camera is aligned with the scattered tobacco shreds output from the second conveyor belt 2, the camera collects an image of the tobacco shreds in a falling state at the tail end of the second conveyor belt 2, and transmits the image to the industrial personal computer 5 to process the collected image.
Specifically, a light source 10 for providing brightness for camera image acquisition is further arranged below the output end of the second conveying belt 2, and the light source 10 and the camera are respectively arranged on two sides of the second conveying belt 2 for outputting scattered tobacco shreds.
The utility model can spread the cut tobacco mass and remove stems and sundries with certain weight in the cut tobacco and tar blocks generated on a production line, improves the purity of the cut tobacco, can effectively detect the whole cut tobacco rate and the broken cut tobacco rate of the cut tobacco, utilizes the image intelligent identification technology to nondestructively detect the cut tobacco structure, and has the advantages of simple structure, small occupied area, high detection efficiency and contribution to popularization and use.
Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.
Meanwhile, if the utility model as described above discloses or relates to parts or structural members fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
The above examples are merely illustrative for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Nor is it intended to be exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the scope of the utility model.
Claims (10)
1. On-line detection device for cut tobacco structure of tobacco shred production line, which is characterized by comprising:
the first conveying belt (1) is used for conveying the agglomerated cut tobacco;
the first pneumatic blowing-off device (3) is arranged at the output end of the first conveying belt (1) and is used for blowing off the agglomerated cut tobacco output from the first conveying belt (1);
the second conveying belt (2) is used for receiving the blown tobacco shreds, and the tobacco shreds are scattered on the second conveying belt (2);
the image acquisition device (4) is used for acquiring images of the tobacco shreds in a scattering state;
and the industrial personal computer (5) is electrically connected with the image acquisition device (4) and is used for processing the acquired image.
2. The on-line detection device for the cut tobacco structure of the throwing line according to claim 1, characterized in that: the detection device also comprises a third conveying belt (6) and a second pneumatic blow-off device (7);
the third conveying belt (6) is arranged below the second conveying belt (2) in parallel, the conveying directions of the third conveying belt and the second conveying belt are opposite, and the first conveying belt (1) is located between the second conveying belt (2) and the third conveying belt (6);
the third conveying belt (6) is used for receiving the agglomerated cut tobacco which is not blown off by the first pneumatic blowing-off device (3) on the first conveying belt (1);
the second pneumatic scattering device (7) is arranged at the output end of the second conveying belt (2) and used for scattering the agglomerated tobacco shreds which are output from the second conveying belt (2) and are not scattered to the second conveying belt (2).
3. The on-line detection device for the cut tobacco structure of the throwing line according to claim 2, characterized in that: the detection device further comprises a waste collection box (9), wherein the waste collection box (9) is arranged below the output end of the third conveying belt (6) and used for receiving stem sticks, tar blocks and sundries in the cut tobaccos output by the third conveying belt (6).
4. The on-line detection device for the cut tobacco structure of the throwing line according to claim 2, characterized in that: the first pneumatic blowing device (3) and the second pneumatic blowing device (7) both adopt air guns which are obliquely and upwards arranged.
5. An on-line detection device for a cut tobacco structure of a tobacco shred manufacturing line according to any one of claims 2 to 4, wherein: the detection device further comprises an air separation chamber (8), wherein the first conveying belt (1), the second conveying belt (2), the third conveying belt (6), the first pneumatic blowing device (3) and the second pneumatic blowing device (7) are all arranged in the air separation chamber (8);
the input end of the first conveying belt (1) extends out of the air separation chamber (8), and the output end of the second conveying belt (2) extends out of the air separation chamber (8).
6. The on-line detection device for the cut tobacco structure of the throwing line according to claim 5, characterized in that: the image acquisition device (4) comprises a camera.
7. The on-line detection device for the cut tobacco structure of the throwing line according to claim 6, characterized in that: the camera is arranged above the second conveying belt (2), and a lens of the camera is aligned with the tobacco shreds on the second conveying belt (2).
8. The on-line detection device for the cut tobacco structure of the throwing line according to claim 7, characterized in that: and a light source (10) for providing brightness for camera image acquisition is also arranged in the air separation chamber (8).
9. The on-line detection device for the cut tobacco structure of the throwing line according to claim 6, characterized in that: the camera is arranged below the output end of the second conveying belt (2), and the lens of the camera is aligned with the scattered tobacco shreds output from the second conveying belt (2).
10. The on-line detection device for the cut tobacco structure of the throwing line according to claim 9, characterized in that: a light source (10) for providing brightness for camera image acquisition is further arranged below the output end of the second conveying belt (2), and the light source (10) and the camera are respectively arranged on two sides of the cut tobacco outputting scattered on the second conveying belt (2).
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| CN202120473051.1U CN215493192U (en) | 2021-03-04 | 2021-03-04 | Online detection device for cut tobacco structure of tobacco shred production line |
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| CN202120473051.1U CN215493192U (en) | 2021-03-04 | 2021-03-04 | Online detection device for cut tobacco structure of tobacco shred production line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115015242A (en) * | 2021-03-04 | 2022-09-06 | 湖南中烟工业有限责任公司 | Online detection device for cut tobacco structure of tobacco shred production line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115015242A (en) * | 2021-03-04 | 2022-09-06 | 湖南中烟工业有限责任公司 | Online detection device for cut tobacco structure of tobacco shred production line |
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