CN214702135U - Cigarette geometric parameter detection device - Google Patents
Cigarette geometric parameter detection device Download PDFInfo
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- CN214702135U CN214702135U CN202120681502.0U CN202120681502U CN214702135U CN 214702135 U CN214702135 U CN 214702135U CN 202120681502 U CN202120681502 U CN 202120681502U CN 214702135 U CN214702135 U CN 214702135U
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Abstract
The utility model provides a cigarette geometric parameter detection device, including cigarette loading attachment, slope track, high-speed camera, light source and image processing module, cigarette loading attachment is the conveyer belt of vertical setting, equidistant a plurality of pocket boards of installing on the conveyer belt, the top of cigarette loading attachment is the end that the entry end docked the cigarette conveyer belt, the bottom of cigarette loading attachment is the highest point that the exit end docked the slope track, cigarette loading attachment is provided with cigarette boosting mechanism at the exit end; the window range of the high-speed camera is positioned on the slope track, and the minimum window range is a path range covering one circle of cigarette rotation; the searchlighting range of the light source is positioned on the slope track, and the minimum searchlighting range is a path range covering one circle of rotation of the cigarette; the image processing module is connected with the high-speed camera and used for receiving images shot by the high-speed camera. The problem of the centre gripping leads to the cigarette to incline easily and beat is solved, can detect in batches in succession, and the degree of accuracy is high.
Description
Technical Field
The utility model relates to a detection area, specific theory has related to a cigarette geometric parameters detection device.
Background
The circumference is one of key technical indexes in the physicochemical indexes of the cigarette products, is closely related to the weight and the suction resistance of the cigarettes and the filter sticks, and has certain influence on the detection results of indexes of the cigarette products, such as sensory evaluation, tar content, carbon monoxide content, nicotine content and the like. At present, the mainstream measurement method in the tobacco industry adopts a laser method.
The premise that eccentricity is not generated in GB/T22838.3-2009 measurement by adopting a laser method is that cigarette clamping equipment needs to drive a cigarette to rotate 180 degrees around the cigarette in the measurement process, and in the rotation process, because the cigarette is light in weight and easy to incline and eccentric, eccentricity and deflection motion can be generated in the measurement process, so that the circumference measurement section is elliptical, errors are generated, and the accuracy of a measurement surface is difficult to accurately control. It is therefore necessary to provide a method which is not affected by eccentric and yawing movements.
In order to solve the above problems, people are always seeking an ideal technical solution.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough of prior art, provide one kind can gather comprehensively, the degree of accuracy is high, solve the centre gripping and lead to the cigarette unstable and can be in succession big cigarette geometric parameters detection device and the detection method that detects in batches to the cigarette.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a cigarette geometric parameter detection device comprises a cigarette feeding device, a slope track, a high-speed camera, a light source and an image processing module, wherein the inlet end of the cigarette feeding device is in butt joint with the tail end of a cigarette conveying belt, the cigarette feeding device is a vertically arranged conveying belt, a plurality of pocket plates are arranged on the conveying belt at equal intervals, the top end of the cigarette feeding device is the tail end of the cigarette conveying belt in butt joint with the inlet end, the bottom end of the cigarette feeding device is the highest position of the slope track in butt joint with the outlet end, and a cigarette boosting mechanism is arranged at the outlet end of the cigarette feeding device; the searchlighting range of the light source is positioned on the slope track, and the minimum searchlighting range is a path range covering one circle of rotation of the cigarette; the image processing module is connected with the high-speed camera and used for receiving images shot by the high-speed camera.
Basically, the cigarette boosting mechanism is a push rod which is horizontally arranged.
Basically, the slope track is the structure of adjustable height, width and domatic length.
Basically, both ends of the slope track are provided with flanges, and the distance between the two flanges is slightly larger than the length of the cigarette.
Basically, the slope track is an inclined plane structure or a conveying track with large color difference with the color of the cigarettes.
And on the basis, a counting sensor is arranged on the slope track corresponding to the walking path of the cigarettes and is connected with the image processing module.
A cigarette geometric parameter detection device comprises a cigarette feeding device, a slope track, a high-speed camera, a light source and an image processing module, wherein the cigarette feeding device is a storage bin which is obliquely arranged, the top end of the storage bin is an inlet end which is butted with the tail end of a cigarette conveying belt, the bottom end of the storage bin is an outlet end which is butted with the top of the slope track, and the bottom of the outlet end of the storage bin is provided with an opening for only accommodating a single cigarette to pass through; the window range of the high-speed camera is positioned on the slope track, and the minimum window range is a path range covering one circle of cigarette rotation; the searchlighting range of the light source is positioned on the slope track, and the minimum searchlighting range is a path range covering one circle of rotation of the cigarette; the image processing module is connected with the high-speed camera and used for receiving images shot by the high-speed camera.
Compared with the prior art, the utility model has substantive characteristics and progress, in particular to a cigarette geometric parameter detection device without a clamp and without being influenced by eccentric and deflection motion, which enables the cigarette to rotate 180 degrees around the self axis on a slope track by arranging the slope track with a certain inclination angle, displays 360 degrees of the cigarette in a window of a high-speed camera, simultaneously carries out continuous image acquisition on the cigarette rolling on the slope track by the high-speed camera under the assistance of a proper light source, and after an image processing module identifies the outline of the acquired image, the parameters such as circumferences of different axial sections of the cigarette, roundness, length, cylindricity and the like of the same radial section are obtained easily through algorithm analysis and calculation, thereby realizing non-contact detection, solving the problems that the cigarette is blocked due to clamping in the prior art and the instability is caused by the eccentric and deflection motion, and the problem of missing and inaccurate geometric data detection further caused by the problem, and in addition, the monitoring device and the method can realize continuous large-batch detection and have high accuracy.
Further, the boosting mechanism can be designed into a push rod or an inclined storage bin outlet, the push rod is utilized to provide stable pushing force all the time, and the storage bin is utilized to provide no additional power.
Furthermore, the slope track is an adjustable track to adapt to different types of cigarette detection requirements.
Furthermore, flanges are arranged at two ends of the slope track, and the distance between the flanges is slightly larger than the length of the cigarettes, so that the cigarettes are not easy to deviate and separate from the track.
Furthermore, a counting sensor is arranged and connected with the image processing module so as to match the passing cigarettes with the shot images in a one-to-one mode.
Drawings
Fig. 1 is a schematic structural diagram of a cigarette geometric parameter detection device in embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of a cigarette geometric parameter detection device in embodiment 2 of the present invention.
Fig. 3 is a schematic diagram of the distribution structure of the light source system and the high-speed camera system in embodiment 2 of the present invention.
In the figure: 1. a ramp track; 2. a high-speed camera; 3. a light source; 4. a cigarette feeding device; 5. a storage bin; 6. an image processing module; 7. cigarettes; 8. a cigarette boosting mechanism; 9. and (7) blocking edges.
Detailed Description
The technical solution of the present invention will be described in further detail through the following embodiments.
Example 1
As shown in fig. 1, a cigarette geometric parameter detection device comprises a cigarette feeding device 4, a slope track 1, a high-speed camera 2, a light source 3 and an image processing module 6, wherein the cigarette feeding device is a vertically arranged conveying belt, a plurality of pocket plates are arranged on the conveying belt at equal intervals, the top end of the cigarette feeding device 4 is the tail end of which the inlet end is butted with the cigarette conveying belt, the bottom end of the cigarette feeding device 4 is the highest position of which the outlet end is butted with the slope track 1, and a cigarette boosting mechanism 8 is arranged at the outlet end of the cigarette feeding device 4, wherein in the embodiment, the cigarette boosting mechanism 8 is a horizontally arranged push rod; the window range of the high-speed camera 2 is positioned on the slope track 1, and the minimum window range is a path range covering one circle of cigarette rotation; the searchlighting range of the light source 3 is positioned on the slope track 1, and the minimum searchlighting range is a path range covering one circle of cigarette rotation; the image processing module 6 is connected with the high-speed camera and used for receiving the images shot by the high-speed camera 2.
In order to adapt to cigarettes of different models and sizes, the slope track 1 is of a structure with adjustable height, width and slope surface length.
The slope track is of an inclined plane structure with large color difference with the color of the cigarette, so that the cigarette boundary shot by the high-speed camera is clear, and the boundary can be easily identified and processed in the later stage.
A counting sensor is arranged on the slope track 1 corresponding to the walking path of the cigarettes and connected with the image processing module so as to identify the cigarettes passing through and bind the obtained image data with the cigarettes.
The process of detecting the geometric parameters of the cigarettes by the device is as follows:
turning on a light source, turning on a high-speed camera, turning on an image processing module, adjusting parameters of the light source and the high-speed camera to set parameters, connecting an inlet end of a cigarette feeding device 4 to the tail end of a cigarette conveying belt, adjusting the position and the working frequency of a cigarette boosting mechanism 8 to be matched with the entering frequency of a cigarette, enabling the cigarette boosting mechanism to horizontally push each falling cigarette to apply a horizontal initial speed to the cigarette, enabling the cigarette to roll downwards along a slope track, starting continuous high-frequency image shooting by the high-speed camera after the cigarette is sensed by a counting sensor until the cigarette rolls out of a window of a high-speed camera system, counting the shot pictures into a group of pictures by the high-speed camera, carrying out group marking and binding according to data of the counting sensor, sending the pictures to the image processing module, and obtaining circumferences, a plurality of axial different sections of the cigarette shown by each picture through built-in algorithm operation by the image processing module, And obtaining the parameters of the roundness, the length and the cylindricity of the same radial section of the finally output cigarette according to the parameters of the roundness, the length and the cylindricity of the same radial section of the cigarette in different axial sections by an average algorithm.
Example 2
As shown in fig. 2 and 3, the cigarette feeding device is a storage bin 5 which is obliquely arranged, the bottom of the outlet end of the storage bin 5 corresponds to the top of the slope track, and an opening for only accommodating a single cigarette to pass through is formed in the bottom of the outlet end of the storage bin, so as to replace the cigarette boosting mechanism in embodiment 1.
The advantage of this embodiment is, need not to dispose the cigarette boosting mechanism that has the power alone, utilizes the gravity of cigarette self and the slope structure of the storage silo 5 of slope setting, gives the certain initial velocity of cigarette to it sends into the slope track with the cigarette smoothly and accomplishes the detection. Flanges 9 are arranged at two ends of the slope track 1, and the distance between the two flanges 9 is slightly larger than the length of a cigarette.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (9)
1. The utility model provides a cigarette geometric parameters detection device which characterized in that: the cigarette feeding device is a vertically arranged conveying belt, a plurality of pocket plates are arranged on the conveying belt at equal intervals, the top end of the cigarette feeding device is the tail end of an inlet end butt joint cigarette conveying belt, the bottom end of the cigarette feeding device is the highest position of an outlet end butt joint slope rail, and a cigarette boosting mechanism is arranged at the outlet end of the cigarette feeding device; the window range of the high-speed camera is positioned on the slope track, and the minimum window range is a path range covering one circle of cigarette rotation; the searchlighting range of the light source is positioned on the slope track, and the minimum searchlighting range is a path range covering one circle of rotation of the cigarette; the image processing module is connected with the high-speed camera and used for receiving images shot by the high-speed camera.
2. The cigarette geometric parameter detection device according to claim 1, characterized in that: the cigarette boosting mechanism is a push rod which is horizontally arranged.
3. The cigarette geometric parameter detection device according to claim 2, characterized in that: the slope track is a structure with adjustable height, width and slope surface length.
4. The cigarette geometric parameter detection device according to any one of claims 1 to 3, characterized in that: flanges are arranged at two ends of the slope track, and the distance between the two flanges is slightly larger than the length of the cigarette.
5. The cigarette geometric parameter detection device according to claim 4, characterized in that: the slope track is an inclined plane structure or a conveying track with large color difference with the color of the cigarettes.
6. The cigarette geometric parameter detection device according to claim 5, characterized in that: and a counting sensor is arranged on the slope track corresponding to the walking path of the cigarettes and is connected with the image processing module.
7. The utility model provides a cigarette geometric parameters detection device which characterized in that: the cigarette feeding device is a storage bin which is obliquely arranged, the top end of the storage bin is an inlet end which is butted with the tail end of a cigarette conveying belt, the bottom end of the storage bin is an outlet end which is butted with the top of the slope track, and the bottom of the outlet end of the storage bin is provided with an opening which only accommodates a single cigarette to pass through; the window range of the high-speed camera is positioned on the slope track, and the minimum window range is a path range covering one circle of cigarette rotation; the searchlighting range of the light source is positioned on the slope track, and the minimum searchlighting range is a path range covering one circle of rotation of the cigarette; the image processing module is connected with the high-speed camera and used for receiving images shot by the high-speed camera.
8. The cigarette geometric parameter detection device according to claim 7, characterized in that: flanges are arranged at two ends of the slope track, and the distance between the two flanges is slightly larger than the length of the cigarette.
9. The cigarette geometric parameter detection device according to claim 8, characterized in that: and a counting sensor is arranged on the slope track corresponding to the walking path of the cigarettes and is connected with the image processing module.
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| CN202120681502.0U CN214702135U (en) | 2021-04-02 | 2021-04-02 | Cigarette geometric parameter detection device |
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| CN202120681502.0U CN214702135U (en) | 2021-04-02 | 2021-04-02 | Cigarette geometric parameter detection device |
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| CN214702135U true CN214702135U (en) | 2021-11-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091265A (en) * | 2022-06-08 | 2022-09-23 | 安庆帝伯格茨活塞环有限公司 | Piston ring deviation detection equipment and detection method |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091265A (en) * | 2022-06-08 | 2022-09-23 | 安庆帝伯格茨活塞环有限公司 | Piston ring deviation detection equipment and detection method |
| CN115091265B (en) * | 2022-06-08 | 2024-05-28 | 安庆帝伯格茨活塞环有限公司 | Piston ring deviation detection equipment and detection method |
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