CN212393832U - Cigarette outward appearance on-line measuring device - Google Patents
Cigarette outward appearance on-line measuring device Download PDFInfo
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- CN212393832U CN212393832U CN202020883271.7U CN202020883271U CN212393832U CN 212393832 U CN212393832 U CN 212393832U CN 202020883271 U CN202020883271 U CN 202020883271U CN 212393832 U CN212393832 U CN 212393832U
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Abstract
The utility model relates to a cigarette outward appearance on-line measuring device, on-line measuring device include first detection module, first group cigarette mechanism and second detection module, and first detection module is used for shooting a cigarette image when a cigarette is not rotatory, and first group cigarette mechanism is used for rolling a cigarette rotation, and second detection module is used for shooting the image of a cigarette another side. The beneficial effects are as follows: the utility model discloses a cigarette outward appearance on-line measuring device sets up detection module and group cigarette mechanism around same drum, simple to operate, arranges the data line easily, still can not cause stifled cigarette, can not have the shooting dead angle to the image of shooting is complete clear.
Description
Technical Field
The utility model relates to a cigarette outward appearance quality testing field, in particular to cigarette outward appearance on-line measuring device.
Background
In the modern cigarette production process, the production speed is faster and faster, the requirements of enterprises on the product quality are stricter and stricter, the quality of the appearance quality of cigarettes influences the selection of consumers to a certain extent, but in the actual production of the cigarettes, due to machine faults, the cigarettes are easy to have bad products such as stains, damaged cigarette paper, penetrated tobacco stems, poor splicing, no printing, printing position deviation, printing ink pollution and the like. Before machine vision detection technology is used for detecting cigarette outward appearance, the outward appearance quality of cigarette only can rely on artifical observation to mainly be the mode of selective examination, artifical selective examination's main function is a rough evaluation to this batch product overall quality, can not explain the detailed quality condition of this batch product completely, consequently, adopt artifical selective examination to have very big uncertain factor, extravagant manpower and materials, can not guarantee again that product quality is detected by whole, enterprise product quality and economic benefits can not obtain better guarantee, enterprise product market competition receives the constraint.
Based on the development of machine vision technique, adopt the camera to shoot and judge whether a cigarette outward appearance is defective to replace artifical the detection, developed the application, see figure 1 and show, current cigarette outward appearance on-line measuring device all detects two sets of camera subassemblies on adjacent drum, installs camera subassembly on adjacent drum, in view of current cigarette machine gyro wheel structure, and the mounted position is limited, walks the line also relatively complicated.
Therefore, the applicant provides a cigarette outward appearance on-line measuring device that can accurately discern a cigarette outward appearance defect, rate of accuracy is high, simple structure, contain group cigarette mechanism through a large amount of experimental studies, is the utility model discloses an create and study the motivation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide one kind can accurate discernment a cigarette appearance defect, rate of accuracy is high, simple structure, contain the cigarette outward appearance on-line measuring device and the detection method who dials cigarette mechanism. The utility model discloses a set up two schemes of dialling cigarette mechanism and three detection device around same gyro wheel, can overcome the problem at shooting dead angle completely.
The utility model provides a pair of cigarette outward appearance on-line measuring device, its technical scheme is:
the utility model provides a cigarette outward appearance on-line measuring device, on-line measuring device include first detection module, first group cigarette mechanism and second detection module, and first detection module is used for shooting a cigarette image when a cigarette does not rotate, and first group cigarette mechanism is used for rolling a cigarette rotation, and second detection module is used for shooting the image after a cigarette rotation.
Preferably, the on-line measuring device still includes that the cigarette mechanism is dialled to the second and third detection module, first group cigarette mechanism, the second detection module, the cigarette mechanism is dialled to the second and third detection module sets gradually around the same drum that conveys a cigarette, the drum adsorbs a cigarette and conveys, first detection module is used for shooing the image of a cigarette first side, first group cigarette mechanism exposes the second side with a cigarette rotation certain angle, the second detection module is used for shooing the image of a cigarette second side, the cigarette mechanism is dialled to the second and exposes the third side with a cigarette rotation certain angle again, the third detection module is used for shooing the image of a cigarette third side.
Preferably, the first cigarette shifting mechanism rotates the cigarette by 120 degrees or more than 120 degrees, and the second cigarette shifting mechanism rotates the cigarette by 120 degrees or more than 120 degrees; each detection module takes an image of a cigarette on side 1/3.
Preferably, first detection module, first group cigarette mechanism and second detection module set gradually around the same drum that conveys a cigarette, and the drum adsorbs a cigarette and conveys, and first detection module is used for shooing the image of a side of a cigarette, then first group cigarette mechanism is rotatory with a cigarette, and second detection module is used for shooing the image of another side of a cigarette.
Preferably, the first cigarette shifting mechanism and/or the second cigarette shifting mechanism comprise a shifting wheel, the shifting wheel is connected with the power mechanism through a gear assembly or a belt assembly, and the power mechanism drives the shifting wheel to rotate through the gear assembly or the belt assembly; the poking wheel is provided with a protrusion structure and a groove structure which are alternated, and the protrusion structure can be contacted with a cigarette to drive the cigarette to rotate.
Preferably, the detection module is a camera assembly, the camera assembly includes one camera or two cameras, the detection module formed by one camera is used for shooting more than one image, and the detection modules formed by two cameras respectively shoot more than one image.
Preferably, the detection module shoots two or more images of the same side of the cigarette at the same position;
or the detection module shoots two or more images of the same side of the cigarette at different positions.
Preferably, the included angle between the image acquisition directions of the same side surface of the same cigarette is less than 75 degrees; two images on the same side of the same cigarette have overlapped areas.
Preferably, the online detection device further comprises an air blowing device, the air blowing device comprises an air outlet and a ventilation pipeline, the air outlet is connected to the compressed air generation device through the ventilation pipeline, the ventilation pipeline is connected to a cavity for installing the detection module, and external compressed air is introduced into the cavity.
Preferably, the online detection device further comprises a management host, and the detection module is connected to the management host through an external data line; the management host computer analyzes the collected image through image recognition software to judge whether the cigarette has appearance defects, if the cigarette has the appearance defects, the management host computer stores the image of the defective cigarette and sends a signal to the high-speed controller, and the cigarette is removed at a removing opening of the cigarette making machine through the high-speed controller.
The utility model discloses the change provides a cigarette outward appearance on-line measuring method, at first uses first detection module to shoot the image of cigarette, then uses group cigarette mechanism roll cigarette to roll a rotation, exposes the face of not shooting, reuses the second detection module and shoots the image of a cigarette face of not shooting.
Preferably, the first detection module is used for shooting 1/3 face images of the cigarettes, the first cigarette shifting mechanism is used for rolling the cigarettes to rotate by 120 degrees or more than 120 degrees, the second detection module is used for shooting another 1/3 face image of the cigarettes, the second cigarette shifting mechanism is used for rotating the cigarettes by 120 degrees or more than 120 degrees, the third detection module is used for shooting another 1/3 face image of the cigarettes, and the complete surface image of one cigarette is shot for 3 times and is used for analyzing the appearance defects of the cigarettes.
Preferably, the detection module and the cigarette poking mechanism are arranged on the side face of the same conveying drum wheel, the first detection module, the second detection module and the third detection module are used for shooting two or more images of the same side face of the same cigarette at different positions, and the two or more images have overlapping areas.
Preferably, the first detection module is used for shooting 1/2 face images of the cigarettes, the cigarette shifting mechanism is used for rolling the cigarettes to rotate 180 degrees, the second detection module is used for shooting another 1/2 face image of the cigarettes, and the surface image of one cigarette is shot in 2 times for analyzing the appearance defects of the cigarettes.
The utility model discloses an implement including following technological effect:
the utility model discloses a cigarette outward appearance on-line measuring device because the cigarette on the drum can expose a cigarette 1/2 face at least, uses three detection module, and every detection module only acquires the 1/3 face of a cigarette image, uses group cigarette mechanism rotatory cigarette back, must can shoot the complete image of a cigarette 360 degrees, can not have the shooting dead angle to the image of shooting is complete clear. Three 1/3 faces of cigarette are spliced into the whole image of cigarette and are used for detecting, and the detection precision is greatly improved. Because the installation space between the drums of the cigarette making machine is extremely limited, only one drum convenient to install is selected to install the detection device, and only the detection device is installed around one drum, the smoke blockage is avoided, the frequent startup and shutdown is avoided, and the production efficiency is not influenced.
After the rotatory cigarette of cigarette mechanism is dialled in the use, the image that can only shoot a cigarette 1/3 face is taken at every turn, can not use the image of cigarette and drum contact or close part, avoids the drum to disturb, compares in the mode that the irrotational cigarette propped up, the utility model discloses a scheme disturbs still less, and especially dead angle part can be taken after the rotation again, does not have the shooting dead angle, has avoided the technical problem that the dead angle part is difficult to detect.
The utility model discloses a cigarette outward appearance on-line measuring device sets up detection module and group cigarette mechanism around same drum, simple to operate arranges the data line easily.
Drawings
Fig. 1 is a schematic structural view of a cigarette appearance online detection device in which two groups of camera assemblies are respectively installed on two adjacent drums in the prior art.
Fig. 2A-2B are schematic diagrams of dead angles of shooting occurring when the cigarette is shot without rotation in the prior art, fig. 2A is a schematic diagram of dead angles of oblique shooting, and fig. 2B is a schematic diagram of dead angles of vertical shooting.
Fig. 3 is a schematic structural view of a cigarette appearance on-line detection device in embodiment 1 of the present invention.
FIG. 4 is a schematic diagram of the detection module capturing two images of the same side of the cigarette at the same position.
FIGS. 5A-5B are schematic views of a detection module capturing two images of the same side of a cigarette at different locations; FIG. 5A is a schematic view of a cigarette taken from a first position, and FIG. 5B is a schematic view of the cigarette taken from a second position.
Fig. 6 is a schematic flow chart of a cigarette appearance online detection method according to embodiment 1 of the present invention.
In the figure: 1. a first detection module; 2. a first cigarette shifting mechanism; 3. a second detection module; 4. a second cigarette shifting mechanism; 5. a third detection module; 6. a drum; 7. a dead angle; 8. cigarettes; 9. a groove structure; 10. and (4) a convex structure.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and the accompanying drawings, wherein the described embodiments are only intended to facilitate the understanding of the present invention, and do not limit the present invention in any way.
Example 1
At present, the technical scheme of machine vision detection of the appearance quality of cigarettes 8 is that, as shown in fig. 1, a detection device is mounted on adjacent drums 6 for detection, a camera assembly is mounted on the adjacent drums 6, and the cigarettes 8 are not rotated, as shown in fig. 2, the 1/2 side of the cigarette 8 shot each time has a shooting dead angle 7 due to the fact that images cannot be inevitably shot at a part close to the drums 6, and the appearance of the cigarette 8 is missed; thereby providing the technical scheme of the utility model.
Referring to fig. 3 shows, the utility model provides a pair of a cigarette outward appearance on-line measuring device, on-line measuring device include first detection module 1, first group cigarette mechanism 2 and second detection module 3, and first detection module 1 is used for shooting a cigarette 8 image when a cigarette 8 is not rotatory, and first group cigarette mechanism 2 is used for rolling a cigarette 8 rotatory, exposes and does not shoot the face, and second detection module 3 is used for shooting the image of a cigarette 8 another side.
Further, on-line measuring device still includes that the second dials cigarette mechanism 4 and third detection module 5, first detection module 1, first group cigarette mechanism 2, second detection module 3, second group cigarette mechanism 4 and third detection module 5 set gradually around the same drum 6 that conveys a cigarette 8, drum 6 adsorbs a cigarette 8 and conveys, first detection module 1 is used for shooting the image of a cigarette 8 first side, first group cigarette mechanism 2 exposes the second side with a cigarette 8 rotation certain angle, second detection module 3 is used for shooting the image of a cigarette 8 second side, second group cigarette mechanism 4 exposes the third side with a cigarette 8 rotation certain angle again, third detection module 5 is used for shooting the image of a cigarette 8 third side. Specifically, the first cigarette shifting mechanism 2 rotates the cigarette 8 by 120 degrees or more than 120 degrees, and the second cigarette shifting mechanism 4 rotates the cigarette 8 by 120 degrees or more than 120 degrees. Because a cigarette 8 on the drum 6 can expose a cigarette 1/2 face at least, use three detection module that sets up to propping up a cigarette in the face, every detection module only acquires the 1/3 face of a cigarette 8 image, uses to dial rotatory a cigarette 8 back of cigarette mechanism, must can shoot a 360 degrees complete images of cigarette, can not have the shooting dead angle to the image of shooting is complete clear. Three 1/3 faces of a cigarette 8 are spliced into an integral image of the cigarette 8 for detection, and the detection precision is greatly improved. Because the installation space between the drums 6 of the cigarette making machine is extremely limited, only one drum 6 convenient to install is selected to install the detection device, and the detection device is only installed around one drum 6, so that smoke blockage is avoided, frequent startup and shutdown is avoided, and the production efficiency is prevented from being influenced.
Because rotatory cigarette back, shoot at every turn and can only shoot the image of a cigarette 1/3 face, can not use the image of cigarette and drum contact or close part, avoid the drum to disturb, compare in the mode that the irrotational cigarette propped up, the utility model discloses a scheme disturbs still less, and especially dead angle part can shoot again after the rotation, has avoided the dead angle part to be difficult to detect.
The on-line measuring device of this embodiment can effectively detect filter tip white exposure, china cypress paper doubling, filter bubble wrinkle, filter tip clamping foam, a cigarette wrong tooth, china cypress paper length, tobacco rod puncture, tobacco rod spot (press from both sides the foam), tobacco rod spot or a cigarette length in one or all.
Referring to fig. 3, the first cigarette shifting mechanism 2 and/or the second cigarette shifting mechanism 4 comprise a shifting wheel, the shifting wheel is connected with a power mechanism through a gear assembly or a belt assembly, and the power mechanism drives the shifting wheel to rotate through the gear assembly or the belt assembly; the poking wheel is provided with a convex structure 10 and a concave structure 9 which are alternated, and the convex structure 10 is contacted with the cigarette 8 to drive the cigarette 8 to rotate. Above-mentioned group cigarette mechanism of injecing simple structure, the convenient manufacturing, it is small, through the periphery diameter that sets up protruding structure 10, just can be with 8 rotatory certain angles of cigarette, groove part not with a cigarette 8 contact, protruding structure 10 and groove structure 9 in turn can the pulsed stir a cigarette 8 rotatory.
Optionally, the detection module is a camera assembly, the camera assembly includes one camera or two cameras, the detection module formed by one camera is used for shooting more than one (including one) image, and the detection modules formed by two cameras respectively shoot more than one (including one) image. The camera subassembly includes the light source that is used for shining cigarette 8, is used for shooing the camera of cigarette 8 images, and the camera setting is in the dustcoat. The camera can select a linear array CCD camera or an area array CCD camera. The light source can select two LED light sources.
Referring to fig. 4, the detection module takes two or more images (preferably in the form of photographs) of the same side of the cigarette 8 at the same position; alternatively, as shown in fig. 5, the detection module takes two or more images (preferably in the form of photographs) of the same side of the cigarette 8 at different positions, and may take the images with two cameras or may take the images with one camera twice. The different positions here mean that the cigarette 8 is dynamically rotated on the drum 6, the detection module starts to shoot a first picture when the cigarette 8 reaches a first designated position, and the same detection module is started to shoot another picture when the cigarette 8 is rotated by one pulse or more than one pulse.
Preferably, the included angle between the image collecting directions of the same side surface of the same cigarette 8 is less than 75 degrees; two images of the same side of the same cigarette 8 have overlapping areas. The utility model discloses in, through injecing the contained angle between the picture collection direction, except can discern debris and cigarette foam through the 8 pictures of cigarette that compare the coincidence area within range of two pictures, still have following technological effect: the installation space on the cigarette making machine set mouth connecting machine is very limited, and the camera with a small angle is convenient to install; it is also possible to take a sufficiently complete picture of the cigarettes 8 in order to eliminate defective cigarettes 8.
When the detection modules detect the same side face of the same cigarette 8, each detection module shoots two or more images at different positions, if spray exists between the camera and the cigarette 8, the movement speed and the movement direction of the spray are not consistent with the movement speed and the movement direction of the cigarette 8 driven by the cigarette making machine, so that the spray and defects can be distinguished through the position change of the picture spots in the two pictures with time difference or space difference (for example, the picture spots are at different positions of the cigarette 8, the spray is identified, and the normal cigarette 8 is identified although the defects exist on the two pictures). On the other hand, the position of the two cameras is different between the cameras and the cigarette 8, and the position of the droplets projected on the cigarette 8 also changes (for example, if one picture is dirty, and if one picture is not, the droplets are considered, and if one picture is defective, the droplets are considered to be a normal cigarette 8). In addition, if sundries are attached to any one camera lens, one picture has black spots, and the other picture does not have the black spots, and the cigarette is also determined to be a normal cigarette 8 in the case. If sundries exist on the two cameras, the black dots of the two pictures are different in position, and the cigarette is also determined to be a normal cigarette 8. By the technical scheme, false detection can be avoided. That is to say, only the picture of gathering has "coincidence", can discern the cigarette foam dust that the space that the debris or the getting for instance exist on the lens surface through the picture of "coincidence", avoid rejecting cigarette 8 that does not have appearance defect, reduce the mistake rate of picking to improve the detection precision and the detection rate of device.
Optionally, the detection device further includes an air blowing device (not shown in the figure), the air blowing device includes an air outlet and an air pipeline, the air outlet is connected to the compressed air generation device through the air pipeline, the air pipeline is connected to a cavity for installing the detection module, and the cavity is filled with external compressed air to blow away the droplets and the impurities and facilitate heat dissipation.
The detection device of the embodiment also comprises a management host, wherein the detection module is connected to the management host through an external data line; the collected image is analyzed and judged whether the cigarette 8 is a cigarette 8 with appearance defects or not through image recognition software, if the cigarette 8 is defective, the management host stores the image of the defective cigarette 8 and sends a signal to the high-speed controller, and the cigarette 8 is removed at a removing opening of the cigarette making machine through the high-speed controller.
The embodiment also provides an online detection method for cigarette appearance, which comprises the steps of firstly shooting an image of a cigarette 8 by using the first detection module 1, then rolling the cigarette 8 to rotate by using the cigarette shifting mechanism to expose an un-shot surface, and then shooting the image of the un-shot surface of the cigarette 8 by using the second detection module 3. Further, as shown in fig. 6, the first detection module 1 is used for shooting 1/3 face images of the cigarettes, the first cigarette shifting mechanism 2 is used for rolling the cigarettes 8 to rotate by 120 degrees or more than 120 degrees, the second detection module 3 is used for shooting another 1/3 face image of each cigarette 8, the second cigarette shifting mechanism 4 is used for rotating the cigarettes 8 by 120 degrees or more than 120 degrees, the third detection module 5 is used for shooting another 1/3 face image of each cigarette 8, and the complete surface image of each cigarette is shot by 3 times for analyzing the appearance defects of each cigarette 8. The method can obtain complete cigarette 8 appearance image information, and the whole circumferential surface of the cigarette 8 has complete image information.
Specifically, the detection module and the cigarette poking mechanism are installed on the side face of the same conveying drum 6, and the first detection module 1, the second detection module 3 and the third detection module 5 are used for shooting two or more images at different positions, and the two or more images have overlapping areas. The different positions here mean that the cigarette 8 is dynamically rotated on the drum 6, the detection module starts to shoot a first picture when the cigarette 8 reaches a first designated position, and the same detection module is started to shoot another picture when the cigarette 8 is rotated by one pulse or more than one pulse.
Example 2
As another embodiment, a cigarette outward appearance on-line measuring device can only use one to dial cigarette mechanism and two detection module, and first detection module 1, first group cigarette mechanism 2 and second detection module 3 set gradually around a drum 6 that conveys a cigarette 8, and drum 6 adsorbs a cigarette 8 and conveys, and first detection module 1 is used for shooing the image of 8 sides of a cigarette, then first group cigarette mechanism 2 is with a cigarette 8 rotation, and second detection module 3 is used for shooing the image of 8 another sides of a cigarette. This kind of embodiment, first group cigarette mechanism 2 can rotate 180 degrees with a cigarette 8 for the image that first detection module 1 and second detection module 3 shot constitutes a cigarette 360 degrees image.
The detection method comprises the steps of shooting an image of 1/2 faces of a cigarette by using the first detection module 1, rolling the cigarette 8 by using a cigarette shifting mechanism to rotate 180 degrees, shooting an image of the other 1/2 faces of the cigarette 8 by using the second detection module 3, and shooting a surface image of the cigarette for analyzing the appearance defects of the cigarette 8 by 2 times. The detection mode of this embodiment, the simple easy to assemble of structure.
The rest of the scheme is the same as the embodiment 1 and is not described again.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a cigarette outward appearance on-line measuring device which characterized in that: the on-line measuring device includes first detection module, first group cigarette mechanism and second detection module, first detection module is used for shooting a cigarette image when a cigarette is not rotatory, first group cigarette mechanism is used for rolling a cigarette rotation, second detection module is used for shooting the image after a cigarette rotation.
2. The cigarette appearance online detection device according to claim 1, characterized in that: the on-line measuring device still includes that the second dials cigarette mechanism and third detection module, first detection module first group cigarette mechanism the second detection module the second group cigarette mechanism with third detection module sets gradually around the same drum that the conveying propped up, first detection module is used for shooting the image of a cigarette first side, first group cigarette mechanism exposes the second side with a cigarette rotation certain angle, second detection module is used for shooting the image of a cigarette second side, the second is dialled cigarette mechanism and is exposed the third side with a cigarette rotation certain angle again, third detection module is used for shooting the image of a cigarette third side.
3. A cigarette outward appearance on-line measuring device of claim 2 characterized in that: the first cigarette shifting mechanism rotates the cigarettes by 120 degrees or more than 120 degrees, and the second cigarette shifting mechanism rotates the cigarettes by 120 degrees or more than 120 degrees; each detection module takes an image of a cigarette on side 1/3.
4. The cigarette appearance online detection device according to claim 1, characterized in that: first detection module first group cigarette mechanism with second detection module sets gradually around the same drum that conveys a cigarette, and the drum adsorbs a cigarette and conveys, first detection module is used for shooting the image of a side of cigarette, then first group cigarette mechanism will prop up the cigarette rotation, second detection module is used for shooting the image of another side of cigarette.
5. A cigarette outward appearance on-line measuring device of claim 2 characterized in that: the first cigarette shifting mechanism and/or the second cigarette shifting mechanism comprise shifting wheels, the shifting wheels are connected with a power mechanism through a gear assembly or a belt assembly, and the power mechanism drives the shifting wheels to rotate through the gear assembly or the belt assembly; the poking wheel is provided with a protruding structure and a groove structure which are alternated, and the protruding structure can be in contact with a cigarette to drive the cigarette to rotate.
6. The cigarette appearance online detection device according to any one of claims 1 to 4, characterized in that: the detection module is a camera assembly, the camera assembly comprises one camera or two cameras, the detection module formed by one camera is used for shooting more than one image, and the detection modules formed by the two cameras respectively shoot more than one image.
7. The cigarette appearance online detection device according to any one of claims 1 to 4, characterized in that: the detection module shoots two or more images of the same side face of the cigarette at the same position;
or the detection module shoots two or more images of the same side of the cigarette at different positions.
8. A cigarette outward appearance on-line measuring device of claim 7 characterized in that: the included angle between the image acquisition directions of the same side of the same cigarette is less than 75 degrees; two images on the same side of the same cigarette have overlapped areas.
9. The cigarette appearance online detection device according to any one of claims 1 to 4, characterized in that: the online detection device further comprises an air blowing device, the air blowing device comprises an air outlet and a ventilation pipeline, the air outlet is connected to the compressed air generation device through the ventilation pipeline, the ventilation pipeline is connected to the cavity for installing the detection module, and external compressed air is introduced into the cavity.
10. The cigarette appearance online detection device according to any one of claims 1 to 4, characterized in that: the online detection device also comprises a management host, and the detection module is connected to the management host through an external data line; the management host computer analyzes the collected image through image recognition software to judge whether the cigarette has appearance defects, if the cigarette has the appearance defects, the management host computer stores the image of the defective cigarette and sends a signal to the high-speed controller, and the cigarette is removed at a removing opening of the cigarette making machine through the high-speed controller.
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| CN202020883271.7U CN212393832U (en) | 2020-05-22 | 2020-05-22 | Cigarette outward appearance on-line measuring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115039908A (en) * | 2022-07-27 | 2022-09-13 | 安徽科达自动化集团股份有限公司 | Cigarette appearance detector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115039908A (en) * | 2022-07-27 | 2022-09-13 | 安徽科达自动化集团股份有限公司 | Cigarette appearance detector |
| CN115039908B (en) * | 2022-07-27 | 2024-04-02 | 安徽科达自动化集团股份有限公司 | Cigarette appearance detector |
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