CN203275314U - Online paper flaw detection system - Google Patents
Online paper flaw detection system Download PDFInfo
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- CN203275314U CN203275314U CN 201320317535 CN201320317535U CN203275314U CN 203275314 U CN203275314 U CN 203275314U CN 201320317535 CN201320317535 CN 201320317535 CN 201320317535 U CN201320317535 U CN 201320317535U CN 203275314 U CN203275314 U CN 203275314U
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Abstract
The utility model relates to the technical field of paper detection, and in particular relates to an online paper flaw detection system. The detection system comprises at least one image acquisition device, an image processing device, a data analysis and control terminal server, a marking device and a UPS (uninterruptible power supply) device. The online paper flaw detection system provided by the utility model can be used for accurately detecting flaws on paper in high-speed operation in time, has functions of image display, flaw marking, quality analysis, report printing, real-time alarm and the like, and can be used for detecting broken paper, controlling the decrease of a light source and preventing influence on paper injection at the same time.
Description
Technical field
The utility model relates to note detection and machine vision technique field, particularly a kind of online web inspection system.
Background technology
Page due to factors such as equipment attrition, raw materials for production, environmental pollution, technological operations, unavoidably can cause some open defects in process of production, such as: slurry scar, brocken spectrum, hole, bubble, pleat, streak etc.Continue to use traditional hand inspection method, the effects limit such as examined speed is slow, detection efficiency is low more and more can not satisfy the demand that modern paper industry high precision, fast speed, 100% breadth detect.Be to adapt to the demand that the modern paper industry is produced, realize that by means of the intelligent online detection technique of machine vision technique high-level efficiency, high precision, paper defects high-speed, multiple types detect.
In the prior art, web inspection system adopts large resolution high speed linear array industrial camera and high-speed transfer image pick-up card Real-time Collection product of production line surface image, by the defect information on high-performance computer and fast image processing software extraction surface image, as gray-scale value, area, length and position etc., again according to default rule, as size, number, angle etc., automatic defect recognition classification, and testing result is in time fed back to data processing and control module.
Yet at present, limit by actual conditions, funds and the technical force of paper, the research that domestic paper defects detects is started late, and makes slow progress.More external large-scale papermaking enterprises and research institute drop into a large amount of manpower and fund, are obtaining larger progress aspect the research of paper defects detection technique and pick-up unit exploitation.Its production practical application has made the quality of some enterprise's sheet paper products be greatly improved, and Operating profit increases greatly.And the domestic producer of advanced paper defects pick-up unit that adopts is few in number.Therefore, the research and development of the research of paper defects detection technique and checkout equipment are all significant for the independent development development that improves China's papermaking enterprise benefit and paper quality and production equipment.
The utility model content
The technical matters that (one) will solve
The technical problems to be solved in the utility model is to provide a kind of online web inspection system that can detect fast, accurately, in real time the defective on the high-speed cruising paper surface.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of online web inspection system, comprising: at least one image collecting device is used for gathering the paper signal, and the light signal that collects is converted to electric signal, and transfer to image processing apparatus by circuit;
Image processing apparatus, it is used for the electric signal that receives is processed, and the defect information in the segmentation and recognition image is packed defect information and position mark, and defect result is transferred to data analysis and control end server;
Data analysis and control end server, it is used for the data that receive are managed and show, defect information is carried out statistic of attribute and analysis, control alarm lamp warning and labelling apparatus and carry out mark, control rising and the decline of LED linear light sorurce by cylinder, and the implementation process of monitoring image harvester and image processing apparatus;
Labelling apparatus is used for marking of defects information quality statistics and the result of analyzing;
The ups power device is electrically connected to above-mentioned parts, for above-mentioned parts provide uninterrupted power source;
Wherein, described image collecting device comprises linear array scanning CCD camera, the adjustable LED linear light sorurce of brightness, regulates cylinder and the camera micromatic setting of light source position;
Described linear array scanning CCD camera is positioned at the top of paper bowl equipment, and is connected with the external synchronization signal device by the external trigger interface;
Described LED linear light sorurce is positioned at the below of paper bowl equipment, and is connected with cylinder, controls the rise and fall of light source by cylinder;
Described camera micromatic setting carries out accurate adjustment and location to height and the angle of camera.
Further, described image processing apparatus comprises the industrial computer unit, and described industrial computer unit is connected by data line with linear array scanning CCD camera.
Further, described data analysis and control end server comprise that detected parameters arranges module, testing process and testing result control module, system hardware equipment operation condition monitoring module, signal controlling module, TCP/IP industry ethernet communication module;
Wherein, detected parameters arranges module for setting in advance detected parameters;
Testing process and testing result control module are used for the control of testing process, the management of testing result;
The signal controlling module is controlled external synchronization signal and input/output signal.
Further, described external synchronization signal device is followed the trail of line speed and is triggered linear array scanning CCD collected by camera paper image; Wherein, described external synchronization signal comprises RS422, TTL.
Further, the form that is connected with the industrial computer unit of described linear array scanning CCD camera comprises Camera Link, Ethernet.
Further, described image processing apparatus, data analysis and control end server are placed on Control Room, and described image collecting device is placed on production line testing district.
Further, described online web inspection system and paper machine line on-line execute.
(3) beneficial effect
Online web inspection system of the present utility model, can detect in real time like clockwork the defective on the paper of high-speed cruising, and possess the functions such as image demonstration, flaw labeling, quality analysis and report printing, Realtime Alerts, mark, can detect simultaneously the disconnected paper situation of production line, control the decline of light source, avoid affecting paper injection.
Description of drawings
Fig. 1 is the online web inspection system structural representation of the utility model;
Fig. 2 is the principle of work schematic diagram of the online web inspection system of the utility model.
Wherein, 1: image processing apparatus; 2: image collecting device; The 3:LED linear light sorurce; 4: cylinder; 5: paper bowl equipment; 6: the external synchronization signal device; 7: printer; 8: alarm lamp; 9: labelling apparatus.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As shown in Fig. 1-2, the online web inspection system that the utility model embodiment provides can with the paper machine line on-line execute.
It comprises: at least one image collecting device 2 is used for gathering the paper signal, and the light signal that collects is converted to electric signal, and transfer to image processing apparatus 1 by circuit;
Image processing apparatus 1, it is used for the electric signal that receives is processed, and the defect information in the segmentation and recognition image is packed defect information and position mark, and defect result is transferred to data analysis and control end server;
Data analysis and control end server, it is used for the data that receive are managed and show, defect information is carried out statistic of attribute and analysis, control alarm lamp 8 warnings and labelling apparatus 9 and carry out mark, control the rise and fall of light source 3 by cylinder 4, and the implementation process of monitoring image harvester 2 and image processing apparatus 1;
UPS(Uninterruptible Power Supply, UPS supply) supply unit, be electrically connected to above-mentioned parts, for above-mentioned parts provide uninterrupted power source.
Labelling apparatus is used for marking of defects information quality statistics and the result of analyzing;
Wherein, image collecting device comprises cylinder 4 and the camera micromatic setting of linear array scanning CCD camera, the adjustable LED linear light sorurce 3 of brightness, the rise and fall of control light source; Linear array scanning CCD camera is positioned at the top of paper bowl equipment 5, and is connected with external synchronization signal device 6 by the external trigger interface, and LED linear light sorurce 3 is positioned at the below of paper bowl equipment, is connected with cylinder, and cylinder is controlled the rise and fall of light source; The camera micromatic setting carries out accurate adjustment and location to height and the angle of camera.
This external synchronization signal device 6 and 5 run-in synchronisms of paper bowl equipment, external synchronization signal device 6 is followed the tracks of the production line speed of a motor vehicle, and vehicle speed signal can be converted to frequency signal, and the camera that in system, the frequency signal of external synchronization signal device triggers in image collecting device is adopted picture.The external synchronization signal that uses in system is the RS422 signal.The utilization of external synchronization signal device 6 in system has guaranteed the synchronism of collected by camera speed and production line travelling speed.
Wherein, image processing apparatus 1 comprises the industrial computer unit, and the industrial computer unit is connected by data line with linear array scanning CCD camera 1, and the industrial computer unit is connected with front-end server.This front-end server connects printer 7, print defect information report.
Wherein, the form that is connected with the industrial computer unit of linear array scanning CCD camera comprises Camera Link, Ethernet.
On production line, the width of different product paper is different, and the image processing apparatus 1 in system is identified the border, left and right automatically according to the variation of the interior gradation of image value of image left and right bounds that collects, and according to left and right edge locking surveyed area.Simultaneously, also can set the special detection zone according to actual conditions.
Data analysis and control end server comprise that detected parameters arranges module, testing process and testing result control module, system hardware equipment operation condition monitoring module, signal controlling module, TCP/IP industry ethernet communication module;
Wherein, detected parameters arranges module for setting in advance detected parameters;
Testing process and testing result control module are used for the control of testing process, the management of testing result; The signal controlling module is controlled external synchronization signal and input/output signal.The external synchronization signal device is followed the trail of line speed and is triggered linear array scanning CCD collected by camera paper image; Wherein, described external synchronization signal comprises RS422, TTL.
Image processing apparatus 1, data analysis and management server are placed on Control Room, and image collecting device is placed on production line paper bowl rolling end front end area.
When defect information and disconnected paper being detected in system, system can trigger control unit controls alarm lamp and reports to the police, and the control mark system carries out mark to defective locations at the paper edge place, triggers cylinder during disconnected paper and drives light source and descend.Simultaneously, the current defects count of system's real-time statistics and the information such as concrete defect kind, position, picture.
The online web inspection system that the utility model embodiment provides has following advantage:
(1) unified the operation of Control and coordination whole system by the management end server, namely collect various functions and one, unified control and management, handled easily and monitoring;
(2) use the camera micromatic setting, reduced the field adjustable difficulty, improved efficient and the security of field experiment;
(3) in conjunction with the paper defects information characteristics, rationally adjust light-source brightness, guarantee to satisfy the image processing system processing requirements;
(4) automatically detect disconnected paper signal, control the decline of light source when disconnected paper occurring by cylinder, facilitate paper injection;
(5) different detected parameters be set and detect rank, guaranteeing to satisfy the quality testing demand of different production tasks;
(6) real-time adaptive identification paper width size, assurance gathers the validity of image;
(7) according to the variation of production line travelling speed, the line-scanning frequency of camera in the real time altering image collecting device guarantees to gather image undistorted;
(8) in actual applications, image processing system and management end server can be placed on Control Room, remote monitoring and control chart have improved workman's working environment and workload as the collection terminal system;
(9) be equipped with uninterruptible power system, the system that can guarantee is externally in the situation of power fail more than continuous working period 30min;
The defective of (9) in real time needs being reported to the police reports to the police, the control mark system is in marking of defects position, paper edge place simultaneously;
(9) the defect statistics information of real time print current axis facilitates quality testing department to carry out quality analysis;
(10) historical record of 6-12 month is preserved, and can carry out data query according to time, order of classes or grades at school, axle number etc., and printable form, convenient product is reviewed and Workers is examined.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and replacement, these improvement and replacement also should be considered as protection domain of the present utility model.
Claims (7)
1. an online web inspection system, is characterized in that, comprising:
At least one image collecting device is used for gathering the paper signal, and the light signal that collects is converted to electric signal, and transfer to image processing apparatus by circuit;
Image processing apparatus, it is used for the electric signal that receives is processed, and the defect information in the segmentation and recognition image is packed defect information and position mark, and defect result is transferred to data analysis and control end server;
Data analysis and control end server, it is used for the data that receive are managed and show, defect information is carried out statistic of attribute and analysis, control alarm lamp warning and labelling apparatus and carry out mark, control rising and the decline of LED linear light sorurce by cylinder, and the implementation process of monitoring image harvester and image processing apparatus;
Labelling apparatus is used for marking of defects information quality statistics and the result of analyzing;
The ups power device is electrically connected to above-mentioned parts, for above-mentioned parts provide uninterrupted power source;
Wherein, described image collecting device comprises linear array scanning CCD camera, the adjustable LED linear light sorurce of brightness, regulates cylinder and the camera micromatic setting of light source position;
Described linear array scanning CCD camera is positioned at the top of paper bowl equipment, and is connected with the external synchronization signal device by the external trigger interface;
Described LED linear light sorurce is positioned at the below of paper bowl equipment, and is connected with cylinder, controls the rise and fall of light source by cylinder;
Described camera micromatic setting carries out accurate adjustment and location to height and the angle of camera.
2. online web inspection system as claimed in claim 1, is characterized in that, described image processing apparatus comprises the industrial computer unit, and described industrial computer unit is connected by data line with linear array scanning CCD camera.
3. online web inspection system as claimed in claim 1, it is characterized in that, described data analysis and control end server comprise that detected parameters arranges module, testing process and testing result control module, system hardware equipment operation condition monitoring module, signal controlling module, TCP/IP industry ethernet communication module;
Wherein, detected parameters arranges module for setting in advance detected parameters;
Testing process and testing result control module are used for the control of testing process, the management of testing result;
The signal controlling module is controlled external synchronization signal and input/output signal.
4. online web inspection system as claimed in claim 1, is characterized in that, described external synchronization signal device is followed the trail of line speed and triggered linear array scanning CCD collected by camera paper image; Wherein, described external synchronization signal comprises RS422, TTL.
5. online web inspection system as claimed in claim 2, is characterized in that, the form that described linear array scanning CCD camera is connected with the industrial computer unit comprises Camera Link, Ethernet.
6. online web inspection system as claimed in claim 1, is characterized in that, described image processing apparatus, data analysis and control end server are placed on Control Room, and described image collecting device is placed on production line testing district.
7. online web inspection system as claimed in claim 1, is characterized in that, described online web inspection system and paper machine line on-line execute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320317535 CN203275314U (en) | 2013-06-04 | 2013-06-04 | Online paper flaw detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320317535 CN203275314U (en) | 2013-06-04 | 2013-06-04 | Online paper flaw detection system |
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|---|---|
| CN203275314U true CN203275314U (en) | 2013-11-06 |
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| CN 201320317535 Expired - Fee Related CN203275314U (en) | 2013-06-04 | 2013-06-04 | Online paper flaw detection system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103645195A (en) * | 2013-11-14 | 2014-03-19 | 无锡港湾网络科技有限公司 | Cold-rolled steel surface detection method based on machine vision |
| CN104568949A (en) * | 2014-12-23 | 2015-04-29 | 宁波亚洲浆纸业有限公司 | Method and device for quantitative detection of ink explosion degree of paperboard |
| CN106626811A (en) * | 2017-01-05 | 2017-05-10 | 杭州肯都文化创意有限公司 | Photo machine and printing method thereof |
| CN110987948A (en) * | 2019-11-28 | 2020-04-10 | 中国科学院合肥物质科学研究院 | Automatic image detection equipment of mark |
| CN117214183A (en) * | 2023-11-07 | 2023-12-12 | 山东泗水金立得纸业有限公司 | Paper defect detection method based on machine vision |
-
2013
- 2013-06-04 CN CN 201320317535 patent/CN203275314U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103645195A (en) * | 2013-11-14 | 2014-03-19 | 无锡港湾网络科技有限公司 | Cold-rolled steel surface detection method based on machine vision |
| CN104568949A (en) * | 2014-12-23 | 2015-04-29 | 宁波亚洲浆纸业有限公司 | Method and device for quantitative detection of ink explosion degree of paperboard |
| CN106626811A (en) * | 2017-01-05 | 2017-05-10 | 杭州肯都文化创意有限公司 | Photo machine and printing method thereof |
| CN110987948A (en) * | 2019-11-28 | 2020-04-10 | 中国科学院合肥物质科学研究院 | Automatic image detection equipment of mark |
| CN117214183A (en) * | 2023-11-07 | 2023-12-12 | 山东泗水金立得纸业有限公司 | Paper defect detection method based on machine vision |
| CN117214183B (en) * | 2023-11-07 | 2024-01-30 | 山东泗水金立得纸业有限公司 | Paper defect detection method based on machine vision |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20210604 |