CN211594057U - Repeated detection and removal device of cigarette strip vision - Google Patents

Repeated detection and removal device of cigarette strip vision Download PDF

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Publication number
CN211594057U
CN211594057U CN201922296278.9U CN201922296278U CN211594057U CN 211594057 U CN211594057 U CN 211594057U CN 201922296278 U CN201922296278 U CN 201922296278U CN 211594057 U CN211594057 U CN 211594057U
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camera
cylinder
cigarette
rejection
plc
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蒋辉
周斌
李德荣
赵瑞
李文
黄绪旻
王振
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Hongta Tobacco Group Co Ltd
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Hongta Tobacco Group Co Ltd
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Abstract

The utility model relates to a cigarette visual repeat detection and rejection device, which belongs to the technical field of tobacco electric automatic detection, and the utility model discloses a three-camera composing repeat camera set obtains a plurality of images of the same face or local different angles under the same posture of the cigarette, after the images are processed by an image processor, the information obtained and processed by a PLC judges whether the appearance detection result of the cigarette is qualified, and unqualified products are rejected by a rejection mechanism consisting of a rejection cylinder, a rejection positioning sensor and a push plate; the utility model discloses a whether the multiple image that polyphaser obtained the tobacco rod testing surface from different angles judges the tobacco rod outward appearance qualified, and the effectual unqualified tobacco rod that has reduced does not detect out and gets into the finished product in, improves product quality, simultaneously, also reduces the proportion that qualified tobacco rod mistake was rejected by a wide margin, improves the degree of accuracy and the reliability that the tobacco rod detected. And the multi-camera simultaneous shooting system has good real-time performance and can be used for appearance detection of high-speed tobacco sticks.

Description

Repeated detection and removal device of cigarette strip vision
Technical Field
The utility model belongs to the technical field of the electric automated inspection of tobacco, specifically speaking relates to a repeated detection removing devices of cigarette strip vision.
Background
The existing visual appearance detection device for the cigarette sticks is used for shooting and detecting a plurality of surfaces or parts of the cigarette sticks by a plurality of cameras, but for each surface or part of the cigarette sticks, one camera is used for shooting one surface or part of the cigarette stick once, taking one image, processing one image and analyzing the image to obtain whether the surface or part is qualified. For a detection surface or part of the cigarette strip, information obtained by one image is too little, and when various interferences, errors, partial unclear images and the like occur in the processes of shooting, transmission, processing and the like of the images, the detection result is inaccurate and unreliable.
A camera is used for shooting one surface or part of the cigarette rod, processing and analyzing an image and a primary image, the obtained image and information are limited, the detection algorithm is limited, the detection result obtained in many times cannot determine whether the cigarette rod is qualified, and the qualified or unqualified result is provided finally.
For example: the characteristics of the transparent pull line, the transparent packaging paper, certain trademark printing and the like have certain invisibility, and the images at certain angles show unclear or no display, which is difficult to detect, but can be clear after the angles are changed. Even if the shooting angle is selected and compared during design, installation and debugging, the cigarette sticks can irregularly jump due to the vibration, the unevenness and the like of the conveying belt; random deformation can occur to the drawing line, the transparent packaging paper, the trademark paper and the like, most of deformation sizes are within an allowable range, but the variation range of shooting angles of the drawing line is large, and invisible features to be detected are unclear or not clear in an acquired image frequently. For reliable product quality, only the tobacco strips can be removed, so that a high false removal rate is caused, and otherwise, if the detection precision is reduced for reducing the false removal rate, unqualified products cannot be reliably detected and removed.
Disclosure of Invention
In order to overcome the problem that exists among the background art, the utility model provides a cigarette visual repeated detection removing devices can detect the same face of cigarette from different angles, obtains more, more accurate cigarette image and information after, through artificial intelligence's more accurate judgement cigarette whether qualified.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the cigarette visual repeated detection and removal device comprises a conveying belt 1, a camera I3, a graphic processor 4, a PLC5, a light source 6, a triggering optical fiber sensor 7, a camera II 8, a camera III 9, a removal cylinder 10, a removal positioning sensor 11 and a push plate 12; the bracket of the conveyer belt 1 is provided with a triggering optical fiber sensor 7, a camera I3, a camera II 8 and a camera III 9 with the same shooting focus are arranged above the conveyer belt 1, a light source 6 for providing illumination for shooting the camera I3, the camera II 8 and the camera III 9 is arranged above the conveyer belt 1, the triggering optical fiber sensor 7 is connected with a PLC5, the PLC5 is connected with the camera I3, the camera II 8 and the camera III 9 through a driving device, the camera I3, the camera II 8, the camera III 9 and the graphic processor 4, the graphic processor 4 is connected with PLC5, triggers and installs on the conveyer belt 1 support of optical fiber sensor 7 rear side and rejects the cylinder 10, rejects and installs push pedal 12 on the piston rod of cylinder 10, rejects and installs on the support of conveyer belt 1 of cylinder 10 rear side and rejects the position sensor 11, rejects the position sensor 11 and is connected with PLC5, and PLC5 is connected with the solenoid valve of rejecting the cylinder 10.
Furthermore, guide steel wires 13 are installed on two sides of the front side conveying belt 1 of the removing cylinder 10 through a steel wire support 14, guide plates 15 are installed on two sides of the rear side conveying belt 1 of the removing cylinder 10, and a notch 16 is formed in the guide plate 15 opposite to the removing cylinder 10.
Further, the steel wire support 14 include mounting bracket 17, stand 18, leading wheel 19, mounting bracket 17 fixed mounting on the support of conveyer belt 1, stand 18 installs on mounting bracket 17, leading wheel 19 is installed to the upper end of stand 18, an annular groove has been seted up at the wheel face middle part of leading wheel 19, the both ends of direction steel wire 13 are fixed in the annular groove.
The utility model has the advantages that:
the utility model discloses a three cameras constitute the multiple camera group and obtain the same face under the same gesture of cigarette strip or local multiple image of different angles, after processing through image processor, judge whether qualified by the outward appearance testing result of cigarette strip by the information that PLC obtained processing, unqualified product is rejected through the rejection mechanism that rejects cylinder, rejection positioning sensor, push pedal and constitute; the utility model discloses a whether the multiple image that polyphaser obtained the tobacco rod testing surface from different angles judges the tobacco rod outward appearance qualified, and the effectual unqualified tobacco rod that has reduced does not detect out and gets into the finished product in, improves product quality, simultaneously, also reduces the proportion that qualified tobacco rod mistake was rejected by a wide margin, improves the degree of accuracy and the reliability that the tobacco rod detected. And the multi-camera simultaneous shooting system has good real-time performance and can be used for appearance detection of high-speed tobacco sticks.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the rejecting mechanism of the present invention;
FIG. 3 is a diagram of the connection between the camera and the graphics processor of the present invention;
fig. 4 is the PLC wiring diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.
As shown in fig. 1-4, the cigarette visual repeated detection and rejection device comprises a conveyor belt 1, a camera i 3, a graphic processor 4, a PLC5, a light source 6, a triggering optical fiber sensor 7, a camera ii 8, a camera iii 9, a rejection cylinder 10, a rejection positioning sensor 11, and a push plate 12; the bracket of the conveyer belt 1 is provided with a triggering optical fiber sensor 7, a camera I3, a camera II 8 and a camera III 9 with the same shooting focus are arranged above the conveyer belt 1, a light source 6 for providing illumination for shooting the camera I3, the camera II 8 and the camera III 9 is arranged above the conveyer belt 1, the triggering optical fiber sensor 7 is connected with a PLC5, the PLC5 is connected with the camera I3, the camera II 8 and the camera III 9 through a driving device, the camera I3, the camera II 8, the camera III 9 and the graphic processor 4, the graphic processor 4 is connected with PLC5, triggers and installs on the conveyer belt 1 support of optical fiber sensor 7 rear side and rejects the cylinder 10, rejects and installs push pedal 12 on the piston rod of cylinder 10, rejects and installs on the support of conveyer belt 1 of cylinder 10 rear side and rejects the position sensor 11, rejects the position sensor 11 and is connected with PLC5, and PLC5 is connected with the solenoid valve of rejecting the cylinder 10.
The two sides of the front side conveying belt 1 of the removing cylinder 10 are provided with guide steel wires 13 through steel wire supports 14, the two sides of the rear side conveying belt 1 of the removing cylinder 10 are provided with guide plates 15, and a notch 16 is formed in the guide plate 15 right opposite to the removing cylinder 10. Can play the effect of direction to the cigarette strip 2 that needs detected through setting up direction steel wire 13, avoid the cigarette strip to appear the position in data send process and move and lead to the position of shooing inaccurate.
The steel wire support 14 comprises a mounting frame 17, an upright post 18 and a guide wheel 19, the mounting frame 17 is fixedly mounted on the support of the conveyor belt 1, the upright post 18 is mounted on the mounting frame 17, the guide wheel 19 is mounted at the upper end of the upright post 18, an annular groove is formed in the middle of the wheel surface of the guide wheel 19, and two ends of the guide steel wire 13 are fixed in the annular groove; the end part of the guide steel wire 13 is fixed in the annular groove of the guide wheel 19, so that the connection end of the guide steel wire 13 and the guide wheel 19 can be in smooth tangent transition, and the tobacco strips can be smoothly conveyed forwards from the guide wheel 19. In the utility model, the mounting frame 17 is a clamping upright post 18 fixed by two plates through screws; not hard up the screw to adjustment direction steel wire 13 wrap angle size on leading wheel 19 through rotating stand 18 can adjust the rate of tension of direction steel wire 13, so that to the better direction of tobacco rod 2.
The utility model discloses a working process:
1) turning on a light source 6 to provide illumination conditions required by shooting for a camera I3, a camera II 8 and a camera III 9, transporting the cigarette sticks 2 at a constant speed by a conveyer belt 1, triggering an optical fiber sensor 7 when the cigarette sticks 2 are triggered, detecting that the cigarette sticks 2 arrive at or leave the optical fiber head positions of the cigarette sticks by the optical fiber sensor 7, and transmitting signals to a PLC 5;
2) after receiving the signal transmitted by the triggering optical fiber sensor 7, the PLC5 sends shooting commands to the camera I3, the camera II 8 and the camera III 9 by the PLC5, and the camera I3, the camera II 8 and the camera III 9 respectively shoot the same surface or part of the cigarette strip 2 at the same time;
3) pictures or images shot by the camera I3, the camera II 8 and the camera III 9 are output to the graphic processor 4, and the graphic processor 4 processes the input multiple images; the processing of the graphics processor 4 on the plurality of images can be time-sharing processing or parallel processing, parallel processing is adopted when the real-time requirement is high, and each image is processed in parallel through a plurality of CPUs in the graphics processor 4;
4) after the picture is processed by the graphic processor 4, the processing result is fed back to the PLC5, the PLC5 compares the picture result fed back by the graphic processor 4 and judges whether all local or surface detections of the cigarette sticks 2 are qualified;
5) all local or surface detection of the tobacco strips 2 is qualified, the tobacco strips 2 are judged to be qualified products, otherwise, the tobacco strips are unqualified products only when any detection is unqualified, when the unqualified products appear, the PLC5 sends out a removing signal, when the tobacco strips 2 reach the removing positioning sensor 11, the removing positioning sensor 11 transmits the signal to the PLC5, the PLC5 controls the cylinder electromagnetic valve to start the removing cylinder 10 to work, the removing cylinder 10 pushes the push plate 12 through the piston rod of the removing cylinder 10, and the unqualified tobacco strips 2 are pushed out of the conveying belt 1 from the notch 16 by the push plate 12. When the cigarette 2 is qualified, the PLC5 does not send a signal, and at the moment, even if the cigarette reaches the rejecting positioning sensor 11, the rejecting cylinder 10 does not work at the position, so that the qualified cigarette 11 is smoothly output by the conveying belt 1.
The utility model discloses a three cameras constitute the multiple camera group and obtain the same face under the same gesture of cigarette strip or local multiple image of different angles, after processing through image processor, judge whether qualified by the outward appearance testing result of cigarette strip by the information that PLC obtained processing, unqualified product is rejected through the rejection mechanism that rejects cylinder, rejection positioning sensor, push pedal and constitute; the utility model discloses a whether the multiple image that polyphaser obtained the tobacco rod testing surface from different angles judges the tobacco rod outward appearance qualified, and the effectual unqualified tobacco rod that has reduced does not detect out and gets into the finished product in, improves product quality, simultaneously, also reduces the proportion that qualified tobacco rod mistake was rejected by a wide margin, improves the degree of accuracy and the reliability that the tobacco rod detected. And the multi-camera simultaneous shooting system has good real-time performance and can be used for appearance detection of high-speed tobacco sticks.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims (3)

1. The utility model provides a repeated detection removing devices of cigarette strip vision which characterized in that: the cigarette visual repeated detection and rejection device comprises a conveying belt (1), a camera I (3), a graphic processor (4), a PLC (5), a light source (6), a triggering optical fiber sensor (7), a camera II (8), a camera III (9), a rejection cylinder (10), a rejection positioning sensor (11) and a push plate (12); the device is characterized in that a triggering optical fiber sensor (7) is installed on a support of a conveying belt (1), a camera I (3), a camera II (8) and a camera III (9) with focusing points at the same position are installed above the conveying belt (1), a light source (6) for providing illumination for shooting of the camera I (3), the camera II (8) and the camera III (9) is installed above the conveying belt (1), the triggering optical fiber sensor (7) is connected with a PLC (5), the PLC (5) is connected with the camera I (3), the camera II (8) and the camera III (9) through a driving device, the camera I (3), the camera II (8) and the camera III (9) are connected with a graphic processor (4), the graphic processor (4) is connected with the PLC (5), a rejecting cylinder (10) is installed on the support of the conveying belt (1) at the rear side of the triggering optical fiber sensor (7), a push plate (12) is installed on a piston rod of the rejecting, a rejecting positioning sensor (11) is installed on a support of a rear side conveying belt (1) of the rejecting cylinder (10), the rejecting positioning sensor (11) is connected with a PLC (5), and the PLC (5) is connected with an electromagnetic valve of the rejecting cylinder (10).
2. The visual duplicate detection and removal device for tobacco sticks as claimed in claim 1, characterized in that: reject cylinder (10) front side conveyer belt (1) both sides install direction steel wire (13) through steel wire support (14), reject cylinder (10) rear side conveyer belt (1) both sides and install deflector (15), reject and seted up a breach (16) on deflector (15) that cylinder (10) are just right.
3. The visual duplicate detection and removal device for tobacco sticks as claimed in claim 2, characterized in that: steel wire support (14) include mounting bracket (17), stand (18), leading wheel (19), mounting bracket (17) fixed mounting on the support of conveyer belt (1), install on mounting bracket (17) stand (18), leading wheel (19) are installed to the upper end of stand (18), an annular groove has been seted up at the wheel face middle part of leading wheel (19), the both ends of direction steel wire (13) are fixed in the annular groove.
CN201922296278.9U 2019-12-19 2019-12-19 Repeated detection and removal device of cigarette strip vision Active CN211594057U (en)

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CN201922296278.9U CN211594057U (en) 2019-12-19 2019-12-19 Repeated detection and removal device of cigarette strip vision

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Application Number Priority Date Filing Date Title
CN201922296278.9U CN211594057U (en) 2019-12-19 2019-12-19 Repeated detection and removal device of cigarette strip vision

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112791993A (en) * 2021-01-27 2021-05-14 蚌埠学院 Hu mutton extranal packing intelligent detection system based on computer vision
CN112945971A (en) * 2021-01-28 2021-06-11 内蒙古昆明卷烟有限责任公司 Comprehensive intelligent detector for cigarette carton full-appearance missing
CN113145495A (en) * 2021-04-07 2021-07-23 广东烟草广州市有限公司 Cigarette detection device and detection method
CN114047125A (en) * 2021-10-29 2022-02-15 中山品高电子材料有限公司 Real-time high-speed 3D appearance image detection system for lead frame and working method thereof
CN114955053A (en) * 2022-06-16 2022-08-30 红塔烟草(集团)有限责任公司 Cigarette rod motor rotating and removing device
CN116213198A (en) * 2023-05-04 2023-06-06 合肥同晶电子有限公司 Automatic dispensing system of crystal resonator

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112791993A (en) * 2021-01-27 2021-05-14 蚌埠学院 Hu mutton extranal packing intelligent detection system based on computer vision
CN112945971A (en) * 2021-01-28 2021-06-11 内蒙古昆明卷烟有限责任公司 Comprehensive intelligent detector for cigarette carton full-appearance missing
CN112945971B (en) * 2021-01-28 2023-09-26 内蒙古昆明卷烟有限责任公司 Full outward appearance of tobacco rod lacks and props up comprehensive intelligent detector
CN113145495A (en) * 2021-04-07 2021-07-23 广东烟草广州市有限公司 Cigarette detection device and detection method
CN114047125A (en) * 2021-10-29 2022-02-15 中山品高电子材料有限公司 Real-time high-speed 3D appearance image detection system for lead frame and working method thereof
CN114955053A (en) * 2022-06-16 2022-08-30 红塔烟草(集团)有限责任公司 Cigarette rod motor rotating and removing device
CN114955053B (en) * 2022-06-16 2024-05-28 红塔烟草(集团)有限责任公司 Rotary removing device for cigarette rod motor
CN116213198A (en) * 2023-05-04 2023-06-06 合肥同晶电子有限公司 Automatic dispensing system of crystal resonator

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