CN106908455A - IMAQ terminal, glass surface defects on-line detecting system and method - Google Patents
IMAQ terminal, glass surface defects on-line detecting system and method Download PDFInfo
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- CN106908455A CN106908455A CN201710148501.8A CN201710148501A CN106908455A CN 106908455 A CN106908455 A CN 106908455A CN 201710148501 A CN201710148501 A CN 201710148501A CN 106908455 A CN106908455 A CN 106908455A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8854—Grading and classifying of flaws
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Abstract
The present invention discloses a kind of glass surface defects on-line detecting system, including detection light source, IMAQ terminal, background server, client computer, interface management platform, described image acquisition terminal, background server, client computer, interface management platform are connected with each other by industrial switch, described image acquisition terminal includes the first SOC, the interface management platform includes the second SOC, for being connected with external control signal interface；Described image acquisition terminal is built with image capture software, image deflects inspection software using SOA framework, and the background server is built with registration center, database management language and defect processing application software using SOA framework；The client computer is built with real-time monitoring application software using SOA framework, and the real-time monitoring application software subscribes to the service of the background server to the registration center, to display glass image deflects testing result and glass image deflects result in real time.
Description
Technical field
The invention belongs to glass surface defects analysis and survey control technology field, and in particular to a kind of IMAQ end
End, glass surface defects on-line detecting system and method.
Background technology
Machine vision generally refer to using computer and digital image processing techniques reach identification to objective things image,
The purpose for understanding and controlling, it is a comprehensive very strong technology using in field of industry detection, including data image
Treatment technology, mechanical engineering technology, automatic control technology, photoelectric lighting technology, optical image technology, sensor technology, simulation
With digital video technology, computer hardware technique, Man Machine Interface technology etc., only by these concurrent technique organic coordinations
System is combined into, an industrial real time machine vision detection application could be successfully built.
Machine vision has been applied successfully to industrial detection technical field, and the quality and reliability of product is greatly improved
Property, it is ensured that the quality of production and speed.Float Glass Surface defects detection is exactly a kind of typical application scenarios of machine vision.It is floating
The surface defect of method glass cannot meet current producing line product quality requirement completely using traditional artificial online naked eyes monitoring,
General warranty float glass quality and improve production efficiency are wanted, on-line real-time measuremen must be carried out using equipment.
At present, the product of external existing float glass automatic checkout equipment supplier is purchased by domestic glass factory and installs reality
Apply, such as German doctor Shen Ke company, Isra companies of Germany defect on-line detecting system.These systems are to float glass
Certain positive role is generated, but its price is higher, and after-sale service is seriously delayed, after glass factory's equipment purchase and installing
Maintenance can cause different degrees of influence.And these systems technologies are generally closed, to domestic production line production technology not necessarily
Adapt to completely, the customization demand to client refuses response substantially.Domestic float glass factory is detected to domestic glass surface defects
The cry of system is very high, and in this context, the glass surface defects detecting system for having some domestic is developed, successively by glass
Glass factory uses.
But from the situation of Market Feedback, this kind of most of figure using " high speed camera+capture card+PC " of domestic system
As intake mode, system are very huge, the born unstable property that works long hours of PC is especially limited by, causes system overall steady
Qualitative very low, fault rate remains high.
It is in recent years domestic to also begin to the system architecture mode that part Detection task is put into treatment in the high speed camera of front end occur,
But its supporting software architecture is more stiff, and algorithm processing module is very dumb, often cannot the customized need of active response client
Ask, also do not break away from defect classification inaccurate " hard defects ", cause user experience poor.Existing glass surface defects detection system
System there is problems：System electrical connection is complicated, live various control signals, information, including own system camera synchronization
Signal etc., operating mode management is more complicated, and easily artificial error causes the system failure, and failture evacuation is very time-consuming.Server end
The design of software kit algorithm processing module is dumb, and defect sorting algorithm can not effectively Continuous optimization.
Patent of invention CN100535647 discloses a kind of defects in float glass on-line detecting system based on machine vision,
It includes light source, shooting unit, switch board, and the client computer and all clients being connected with each video camera are wherein provided with switch board
The industrial switch of machine connection and the server of industrial switch connection.Before testing, user is first set the device to server
Related glass product information, sets up glass defect database, completes the setting of image acquisition parameter；Then server gives each visitor
Family machine sends sense command, and client computer is received after server starts the order for detecting and starts IMAQ, carries out image procossing；Again
After after by the complete glass view data of each client processes, image being detected, is recognized, being classified, defective data is uploaded to clothes
Business device；After last server receives defective data, defective data is analyzed, is processed and input database, received
Classification results are sent to marking machine or output signal interface after crosscutting signal.Detecting system shooting unit only carries out image and takes the photograph
Take, the fault detection analysis of image are to be sent to client computer to be processed by server controls, using this system architecture software
Design is very stiff, when client proposes new functional requirement, needs to change the communication protocol of slave computer and host computer, also not
Customer demand change can be well adapted for.
The content of the invention
The main object of the present invention is to provide a kind of glass surface defects on-line detecting system, it is intended to solve existing glass
Surface defect on-line detecting system stability is poor, software architecture is stiff, the inflexible problem of defect processing.
To achieve the above object, the present invention proposes a kind of IMAQ terminal, including：
Image acquisition board, including for obtaining the line array CCD chip of charge image signal, for charge image signal to be turned
It is changed to the AD conversion chip of data image signal；
Image processing board, including first SOC of built-in FPGA and CPU, the power supply chip for supplying power supply, be used for
DDR SDRAM storage chips, the Flash storage cores for preserving long term data of ephemeral data and program are preserved during program work
Piece；
Signal adaptation plate, including for realizing network PHY chip, RS232 chips, the CAN Bus cores of communication signal adaptation
Piece, isolation I/O chips, video S signal chips, HDMI pio chips；
Interface board, including control button, status indicator LED lamp, signaling interface plug connector；
Wherein, first SOC be built with for the image capture software that gathers glass image using SOA framework and
Image deflects inspection software for carrying out defects detection to the defective locations in glass image, defect size, its all service
Service interface background server registration center register.
Preferably, the type of the service interface of described image acquisition terminal include Command interfaces, Request interfaces and
Notification interfaces, the Command interfaces are used for external software and send order to described image acquisition terminal or change
Parameter, the Request interfaces are used for external software to described image acquisition terminal query argument information, status information, described
Notification interfaces are used for external software and subscribe to its service to described image acquisition terminal.
Preferably, described image acquisition terminal is also built with high speed data transfer software, control signal using SOA framework and connect
Treatment and excitation output software, system multiplex management software are received, the service interface of its all service is noted in the registration center
Volume, subscribes to and calls for external software.
The present invention also proposes a kind of glass surface defects on-line detecting system, including detection light source, IMAQ terminal, after
Platform server, client computer, interface management platform, described image acquisition terminal, background server, client computer, interface management platform
By industrial switch be connected with each other, the interface management platform include the second SOC, for external control signal interface
Connection；
Described image acquisition terminal is built with image capture software, image deflects inspection software using SOA framework, it is described after
Platform server is built with registration center, database management language and defect processing application software using SOA framework, and described image is adopted
Collection software is used to gather glass image, and its service interface is registered in registration center, and glass view data is stored in into the number
According to library management software, described image defects detection software is used to carry out defect to the defective locations in glass image, defect size
Detection, its service interface is registered in registration center, and defects detection result is stored in into the database management language；
The defect processing application software subscribes to the service of described image acquisition terminal to the registration center, for figure
As the defects detection result of acquisition terminal carries out defect merging treatment, defect calculating treatment, defect classification treatment, its service interface
In registration center's registration, and defect processing result data is stored in the database management language；
The client computer is built with real-time monitoring application software using SOA framework, and the real-time monitoring application software is to institute
The service that the background server is subscribed to by registration center is stated, to display glass image deflects testing result and glass image in real time
Defect processing result.
Preferably, the service interface of the defect processing application software issue is Web Service interfaces.
Preferably, the second SOC of the interface management platform includes that FPGA, the cutting knife signal I/O of the FPGA connect
Mouth and encoded signal I/O interfaces use 2 road redundant interfaces.
Preferably, the client computer is also built with using SOA framework for being united to glass image deflects result
Count the glass quality analysis software of analysis.
The present invention also proposes a kind of glass surface defects online test method, including：S1, background server is to IMAQ
Terminal sends instruction, and IMAQ terminal carries out glass IMAQ, at the same also to collect glass image deflects position, lack
Sunken size carries out real-time detection；S2, the service interface of IMAQ terminal is registered in the registration center of background server, backstage clothes
The defect processing application software of business device is by announced IMAQ terminal service interface interchange described image acquisition terminal
Service, the testing result to IMAQ terminal carries out defect merging treatment, defect calculating treatment, defect classification treatment, and will
Defect processing result is stored to the database management language of the background server, and the service of the defect processing application software connects
Mouth is also registered in the registration center；S3, the real-time monitoring application software of client computer is connect by the service of background server
Mouth calls the defect processing result, and is shown during by defect processing fructufy.
Preferably, the step S3 also includes, the service that the glass quality analysis software of client computer passes through background server
Defect processing result described in interface interchange, carries out statistical analysis, and analysis result is shown in real time.
Preferably, in step s 2, the defect classification processing method is：(1) defect sample is collected from production scene first
This picture, is stored in interim Sample Storehouse；(2) feature extraction and calculation, the defect processing application software root are carried out for these samples
Provide Feature Selection suggestion automatically according to result of calculation and confidence level sets suggestion, there are experience operating personnel to be based on these suggestions to meter
Calculate result to be finely adjusted, then artificially define a new defect type name to such defect；(3) rule set processing stream is entered back into
Journey：Defect processing application software sets up new classifying rules according to selected characteristic and new defect type name, that is, produce new son
Rule；(4) the last sample that imported from expert sample bank carries out calculating analysis to new rule, is identified result, if identification knot
The analysis that fruit have impact on original sample judges that then return to step (2) further adjusts characteristic parameter, if without influence, this is new
Rule adds Expert Rules storehouse, and this sample is added into expert sample bank, is used for next defect classification treatment.
Compared with prior art, the beneficial effect of technical solution of the present invention：
First, IMAQ terminal of the present invention fully possesses FPGA high using first SOC of built-in FPGA and CPU
The comprehensive treatment capability of performance computation capability and CPU, online under the control of client host can in real time complete glass
Surface image intake, surface defects detection work so that present system compact conformation, stability are high, solve traditional glass
Glass surface defects detection system is using the poor problem of the picture taking mode stability of a system of " high speed camera+capture card+PC ".
2nd, the software architecture of IMAQ terminal of the present invention uses SOA (Service-Oriented
Architecture, Enterprise SOA), when user proposes new functional requirement in client-side, the work(only need to be increased
Can realize code, and the function is issued in service interface mode, the communication without considering further that modification slave computer and host computer
Agreement, the miscellaneous work of bottom communication, the demand change of energy quick response client so that what customer demand change tape came are not related to
Interface modification is greatly reduced, and improves the CSAT of product, solve traditional camera Software Architecture Design it is stiff,
The problem of customer demand change can not very well be adapted to.
3rd, the defect processing application software of the background server calls described image acquisition terminal in the registration center
Service interface, further related defects can be carried out according to the image deflects testing result data of described image acquisition terminal
Treatment, result equally uses SOA framework to be issued in the way of servicing, and is registered to registration center, the client application
Software can be subscribed to and call the service interface to complete other set functional tasks again so that each functional requirement of user is all
Flexibly realize, solve traditional inflexible problem of detecting system algorithm process.
4th, the interface management platform that the present invention is used, realization facilitates to the integrated management of live various control signals and is
The scene peace tune of system and the troubleshooting of maintenance process, while the programmable pin and I/O interfaces that are used in its I/O hardware design
Redundant circuit, the very big enhancing of convenience and reliability is brought to on-site signal management.
5th, the background server application software that the present invention is used is based on SOA framework release processing result mode so that client
Monitoring system state has number of ways, at the scene with very positive practical value.
6th, on-line training and the increasing of disaggregated model are realized in the background server application software that the present invention is used, defect classification
Add function, the accuracy to improving defect classification is helpful.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the hardware laminated construction schematic diagram of IMAQ terminal proposed by the present invention.
Fig. 2 is the application software configuration diagram of IMAQ terminal proposed by the present invention.
Fig. 3 is the hardware architecture diagram of glass surface defects on-line detecting system proposed by the present invention.
Fig. 4 is the software architecture schematic diagram of line-scan digital camera in glass surface defects on-line detecting system proposed by the present invention.
Fig. 5 is the SOA framework schematic diagram of glass surface defects on-line detecting system proposed by the present invention.
Fig. 6 is that the defect processing application of background server in glass surface defects on-line detecting system proposed by the present invention is soft
The defect sorting algorithm self-training model structure schematic diagram of part.
Fig. 7 is the camera of IMAQ terminal in the glass surface defects on-line detecting system that one embodiment of the invention is proposed
Camera lens filter disc group schematic diagram.
Detect that light source arrangement shows in the glass surface defects on-line detecting system that Fig. 8 is proposed for one embodiment of the invention
It is intended to.
Drawing reference numeral explanation of the invention：
| Label | Title | Label | Title |
| 1 | Installation frame and ancillary structural member | 5 | Industrial switch |
| 2 | Line-scan digital camera | 6 | Interface management platform |
| 3 | Detection light source | 7 | Client computer |
| 4 | Background server | 8 | Hydrologic cycle cooling system |
Specific embodiment
Specific embodiment of the invention is described further below in conjunction with the accompanying drawings.Herein it should be noted that for
The explanation of these implementation methods is used to help understand the present invention, but does not constitute limitation of the invention.Additionally, disclosed below
As long as each implementation method of the invention in involved technical characteristic do not constitute conflict each other and can just be mutually combined.
The present invention proposes a kind of IMAQ terminal, a kind of glass surface defects on-line detecting system and method.
Fig. 1 hardware laminated construction schematic diagram of IMAQ terminal proposed by the present invention.Fig. 2 figure proposed by the present invention
As the application software configuration diagram of acquisition terminal.Fig. 3 is the hard of glass surface defects on-line detecting system proposed by the present invention
Part structural representation.Fig. 4 is that the software architecture of line-scan digital camera in glass surface defects on-line detecting system proposed by the present invention is shown
It is intended to.Fig. 5 is the SOA framework schematic diagram of glass surface defects on-line detecting system proposed by the present invention.Fig. 6 is proposed for the present invention
Glass surface defects on-line detecting system in background server defect processing application software defect sorting algorithm self-training
Model structure schematic diagram.IMAQ end in Fig. 7 glass surface defects on-line detecting system of one embodiment of the invention proposition
The camera lens filter disc group schematic diagram at end.In the glass surface defects on-line detecting system that Fig. 8 is proposed for one embodiment of the invention
Detection light source arrangement schematic diagram.
Fig. 1 to Fig. 6 is referred to, the present invention proposes a kind of IMAQ terminal, including：Image acquisition board, including for obtaining
The line array CCD chip of power taking lotus picture signal, the AD conversion chip for charge image signal to be converted to data image signal；
Image processing board, including the first SOC, the power supply chip for supplying power supply, for program work when preserve ephemeral data
DDR SDRAM storage chips with program, the Flash memory chip for preserving long term data；Signal adaptation plate, including be used for
Realize network PHY chip, RS232 chips, CAN Bus chips, isolation I/O chips, the video S signal cores of communication signal adaptation
Piece, HDMI pio chips；Interface board, including control button, status indicator LED lamp, signaling interface plug connector；Wherein, described
One SOC is built with image capture software for gathering glass image and in glass image using SOA framework
Defective locations, defect size carry out the image deflects inspection software of defects detection, and the service interface of its all service takes on backstage
Wu Qi registration centers register.
Described image collection plate is used to realize signal acquisition that described image process plate to be used to realize this image as core board
The power supply supply of acquisition terminal, core are controlled and computing function, and the signal adaptation plate is used to realize the adaptation of various signals, its
In, the transmission of the network PHY chip network data, the RS232 chips are used for the data communication interface with external equipment, institute
State serial auxiliary controlling network of the CAN Bus chips as CAN, control and communication for realizing distributed apparatus, institute
Stating isolation I/O chips is used to provide serial, parallel interface and drive control interface, and the interface board is used to realize IMAQ end
The state instruction at end and control, and as the Port of each interface connector.
It is preferred that described image acquisition terminal is the linear array that a stylobate builds in first SOC of built-in FPGA and CPU
Camera, it fully combines the high performance parallel computation ability and CPU comprehensive treatment capabilities of FPGA, can not only complete image and take the photograph
Take, also with independent image-capable.
Further, the type of the service interface of described image acquisition terminal includes Command interfaces, Request interfaces
With Notification interfaces, the Command interfaces are used for external software orders or repaiies to the transmission of described image acquisition terminal
Change parameter, the Request interfaces are used for external software to described image acquisition terminal query argument information, status information, institute
State Notification interfaces and subscribe to its service to described image acquisition terminal for external software.
Specifically, described image acquisition terminal can be an intelligent line-scan digital camera, the first SOC of the line-scan digital camera
Using the ZYNQ-7020 type SOC processors of xilinx companies of the U.S., its ARM A9 double-core CPU uses linux kernel 3.17
System kernel is built into SMP (Symmetric Multi-Processing, symmetric multi-processors structure) mode, gives full play to
The treatment energy of ARM double-core A9 types CPU and FPGA (Field-Programmable Gate Array, field programmable gate array)
Power.The line-scan digital camera also includes communication interface software, main to complete to upload testing result data and camera parameter and state
Inquiry, the communication interface software of the line-scan digital camera in software architecture, using the service mode of SOA, by by line-scan digital camera
Each function modeling turns to service interface, is described in xml document mode, be broadly divided into Command, Request,
The class service interface types of Notification tri-.Command is to send to order to line-scan digital camera for external distributed component software
Order or modification parameter, using " challenge-response " pattern；Request is used for external distributed component software to intelligent line-scan digital camera
The information such as query argument, state, using " challenge-response " pattern；Notification is actively sent using timing or condition is touched
Hair is sent, and correlation function is subscribed to line-scan digital camera for external distributed component software.Each service interface is in service register center
After succeeding in registration, related distributed software component can conduct interviews on the basis of authentication.Given this pattern, all tradition
In meaning communication protocol packing, parsing work be all encapsulated in bottom communication component, therefore service function increase and modification,
Avoid the miscellaneous work of communication protocol change.And line-scan digital camera supports background service software with C/S and B/S two completely simultaneously
Kind of distributed access mode, greatly facilitates distributed software component (such as background server defect processing application software, in real time
Monitoring application software etc.) funcall.
Further, described image acquisition terminal is also built with high speed data transfer software, control signal using SOA framework
Reception processing and excitation output software, system multiplex management software, the service interface of its all service is in the registration center
Registration, subscribes to and calls for external software.
The present invention also proposes a kind of glass surface defects on-line detecting system, including detection light source 3, IMAQ terminal,
Background server 4, client computer 7, interface management platform 6, described image acquisition terminal use above-mentioned line-scan digital camera 2, the linear array
Camera 2, background server 4, client computer 7, interface management platform 6 are connected with each other by industrial switch, and the line-scan digital camera 2 is wrapped
The first SOC is included, the interface management platform 6 includes the second SOC, for being connected with external control signal interface；Should
IMAQ terminal is built with image capture software, image deflects inspection software using SOA framework, and the background server is used
SOA framework is built with registration center, database management language and defect processing application software, and described image acquisition software is used to adopt
Collection glass image, its service interface is registered in registration center, and glass view data is stored in into the database management language,
Described image defects detection software is used to carry out defects detection to the defective locations in glass image, defect size, and its service connects
Defects detection result is stored in the database management language by mouth in registration center's registration；The defect processing application is soft
Part subscribes to the service of described image acquisition terminal to the registration center, enters for the defects detection result to IMAQ terminal
Row defect merging treatment, defect calculating treatment, defect classification treatment, its service interface are registered in registration center, and by fault location
Reason result data is stored in the database management language；It is soft that the client computer is built with real-time monitoring application using SOA framework
Part, the real-time monitoring application software subscribes to the service of the background server to the registration center, to display glass in real time
Glass image deflects testing result and glass image deflects result.
IMAQ terminal of the present invention fully possesses FPGA high-performance using first SOC of built-in FPGA and CPU
The comprehensive treatment capability of computation capability and CPU, so that described image acquisition terminal can be in the control of client host
The lower online image capture of completion glass surface in real time of system, surface defects detection work so that present system compact conformation, stabilization
Property it is high, solve the picture taking mode system of traditional glass surface defects detecting system using " high speed camera+capture card+PC "
The problem of system stability difference.
Also, the software architecture of IMAQ terminal of the present invention uses SOA (Service-Oriented
Architecture, Enterprise SOA), service is turned to by each software function module of described image acquisition terminal is abstract
Interface, is described with XML file, after the registration center of background server succeeds in registration, the application software of background server
Can be after authentication pass through with client application software, the service provided using described image acquisition terminal obtains image
The testing result of acquisition terminal, so that, when user proposes new functional requirement in client-side, the function only need to be increased
Realize code, and the function is issued in service interface mode, the communication protocols without considering further that modification slave computer and host computer
View, the miscellaneous work of bottom communication, the demand change of energy quick response client so that what customer demand change tape came connects are not related to
Mouthful modification is greatly reduced, and improves the CSAT of product, solves traditional camera Software Architecture Design stiff, no
The problem of customer demand change can very well be adapted to.
Meanwhile, the defect processing application software of the background server calls described image to gather eventually in the registration center
The service interface at end, can carry out further related lacking according to the image deflects testing result data of described image acquisition terminal
Treatment is fallen into, result equally uses SOA framework to be issued in the way of servicing, and is registered to registration center, the client computer should
Can subscribe to and call the service interface to complete other set functional tasks again with software so that each functional requirement of user
Turin is lived and is realized, solves traditional inflexible problem of detecting system algorithm process.
Under SOA framework, the background server operation registration center software, database management language and defect processing should
With software, the registration center is used to realizing the registration of each service under SOA framework, nullifies and subscribe to function, the data depositary management
Reason software is used to realize the storage management to image detection result, is the real-time monitoring application software and the nature of glass of subsequent client
Amount analysis software provides data source.
Wherein, the service interface of the defect processing application software issue is Web Service interfaces.
Described image acquisition terminal uses SOA framework, supports the application software of background server with C/S simultaneously completely
(Client/Server, customer end/server mode) and two kinds of B/S (Browser/Server, Browser/Server Mode)
Distributed access mode is accessed, and facilitates the real-time monitoring that user detects to IMAQ terminal image.
In by the service interface effective integration of issuing the defect processing application software to Web Service so that
The service interface possesses the access approach of B/S (Browser/Server, Browser/Server Mode), and it can be accessed
Any of detecting system Intranet the PC device of mandate, panel computer or mobile phone, this pattern solve traditional to glass
The shortcoming that surface defect monitoring intelligence is carried out in client computer so that user can be by any PC of access system Intranet
Device, panel computer or mobile phone can just have access to system monitoring state, and this access approach is very easy to user and defect is examined
The real-time monitoring of examining system.
Further, the second SOC of the interface management platform 6 includes FPGA, the cutting knife signal I/O of the FPGA
Interface and encoded signal I/O interfaces use 2 road redundant interfaces.
Specifically, second SOC is Xilinx Zynq-7010 chips.The second of the interface management platform 6
SOC with FPGA high performance parallels disposal ability and can be compiled using the Zynq-7010 type processors of xilinx companies of the U.S.
Journey characteristic, the efficient integrated management for realizing on-site signal.
The interface management platform 6 is used to realize the integrated unified management of the various control signals in glass defect detection scene,
Second SOC is Xilinx companies ZYNQ7010 chips, can very well meet industry spot I/O signals diversity and can
By property requirement requirement high, the logic function for realizing control, specifically, it utilizes the spy of FPGA I/O pin-programmables
Point, accomplishes the different logical code of same I/O pin configuration i.e. with different I/O functions.While the important I/O in some scenes
Signal, such as cutting knife signal, encoded signal, all consider 2 tunnel redundancies on hardware, even if there is hardware damage all the way, still can be with
Fallback circuit enters working condition all the way in addition for configuration.
Further, the client computer is also built with using SOA framework for being counted to glass image detection result
The glass quality analysis software of analysis.
In addition, the detection light source 3 is used to provide light source lighting for defects detection, it is ensured that effectively imaging.Described image is adopted
The number of units for collecting terminal is not limited, depending on the production specification of production line.The background server 4 uses a DELL730 blade
Formula server, for completing the work such as registration management, defects detection after-treatment applications and data base administration.Present invention additionally comprises peace
Installation frame and ancillary structural member 1 and hydrologic cycle cooling system 8, the installation frame and ancillary structural member 1 mainly use aluminium section bar,
Lightweight and intensity is high, industry spot requirement can be met, the hydrologic cycle cooling system 8 includes Water cooled air conditionerses and into and out of pipeline valve
Door, for detection light source 3, line-scan digital camera 2 and background server 4 provide refrigeration source.The industrial switch uses TP-Link
100/1000Mkbps adaptive industrial interchangers, are IMAQ terminal, interface management platform, background server and client computer
Network connection port.
It is preferred that referring to Fig. 6 to Fig. 7, described image acquisition terminal is the intelligent line-scan digital camera using F mouth mirror heads, mirror
Combination filter disc is installed, filter disc plated film uses bandpass mode, i.e. feux rouges to pass through green band logical film, green glow and can not pass through before head
Red band logical film, also, corresponding transmitted light source is designed with two groups, can control respectively, and one of which is green LED light group, and
Blackstreak film is mounted with light path, another group is red LED light group.So as to form respectively the light field image and nothing with moire
The light field image of moire, is conducive to the analysis of glass surface defects feature.Meanwhile, the intelligent line-scan digital camera is on arm processor
Set up SOA framework, it is contemplated that Java Virtual Machine runs on embedded type CPU too heavy again, and application software is realized from C Plus Plus, by
This describes to service compared to traditional based on WSDL (Web Service Description Language), then based in C++
Between part (such as gSOAP) carry out implementation, the present embodiment by intelligent line-scan digital camera service function it is abstract for Command, Request,
Tri- kinds of service interfaces of Notification, are described using XML to physical interface function, and transmission protocol layer design is entered using two
System stream, the parsing and packing of binary stream are realized by special interface adaptation code.
Invention also proposes a kind of glass surface defects online test method, including：S1, background server is to IMAQ end
End sends instruction, and IMAQ terminal carries out glass IMAQ, while glass image deflects position, defect also to collecting
Size carries out real-time detection；S2, the service interface of IMAQ terminal is registered in the registration center of background server, background service
The clothes that the defect processing application software of device passes through announced IMAQ terminal service interface interchange described image acquisition terminal
Business, the testing result to IMAQ terminal carries out defect merging treatment, defect calculating treatment, defect classification treatment, and will lack
Sunken result is stored to the database management language of the background server, the service interface of the defect processing application software
Also registered in the registration center；S3, the service interface that the real-time monitoring application software of client computer passes through background server
The defect processing result is called, and is shown during by defect processing fructufy.
Further, the step S3 also includes, the clothes that the glass quality analysis software of client computer passes through background server
Defect processing result described in business interface interchange, carries out statistical analysis, and analysis result is shown in real time.
Further, in step s 2, the defect classification processing method is：(1) defect is collected from production scene first
Samples pictures, are stored in interim Sample Storehouse；(2) feature extraction and calculation, the defect processing application software are carried out for these samples
Provide Feature Selection suggestion automatically according to result of calculation and confidence level sets suggestion, there are experience operating personnel to be based on these suggestions right
Result of calculation is finely adjusted, and then artificially defines a new defect type name to such defect；(3) rule set treatment is entered back into
Flow：Defect processing application software sets up new classifying rules according to selected characteristic and new defect type name, that is, produce new
Sub-rule；(4) the last sample that imported from expert sample bank carries out calculating analysis to new rule, result is identified, if identification
The analysis that result have impact on original sample judges that then return to step (2) further adjusts characteristic parameter, if without influence, should
New rule adds Expert Rules storehouse, and this sample is added into expert sample bank, is used for next defect classification treatment.
The preferred embodiments of the present invention are the foregoing is only, the scope of the claims of the invention is not thereby limited, it is every at this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly
It is included in scope of patent protection of the invention in other related technical fields.
Claims (10)
1. a kind of IMAQ terminal, it is characterised in that including：
Image acquisition board, including for obtaining the line array CCD chip of charge image signal, for charge image signal to be converted to
The AD conversion chip of data image signal；
Image processing board, including the first SOC, the power supply chip for supplying power supply, for program work when preserve interim
The DDR SDRAM storage chips of data and program, the Flash memory chip for preserving long term data；
Signal adaptation plate, including for realize communication signal adaptation network PHY chip, RS232 chips, CANBus chips, every
From I/O chips, video S signal chips, HDMI pio chips；
Interface board, including control button, status indicator LED lamp, signaling interface plug connector；
Wherein, first SOC is built with the image capture software for gathering glass image and is used for using SOA framework
The image deflects inspection software of defects detection, the clothes of its all service are carried out to the defective locations in glass image, defect size
Business interface is registered in background server registration center.
2. IMAQ terminal as claimed in claim 1, it is characterised in that the class of the service interface of described image acquisition terminal
Type include Command interfaces, Request interfaces and Notification interfaces, the Command interfaces be used for external software to
Described image acquisition terminal sends order or modification parameter, and the Request interfaces are used for external software and are gathered to described image
Terminal inquiry parameter information, status information, the Notification interfaces are used for external software to described image acquisition terminal
Subscribe to its service.
3. IMAQ terminal as claimed in claim 1, it is characterised in that described image acquisition terminal using SOA framework also
It is built with high speed data transfer software, control signal reception processing and excitation output software, system multiplex management software, its institute
The service interface for having service is registered in the registration center, is subscribed to and is called for external software.
4. a kind of glass surface defects on-line detecting system, it is characterised in that including detection light source, IMAQ terminal, backstage
Server, client computer, interface management platform, described image acquisition terminal, background server, client computer, interface management platform lead to
Industrial switch interconnection is crossed, the interface management platform includes the second SOC, for connecting with external control signal interface
Connect；
Described image acquisition terminal is built with image capture software, image deflects inspection software, the backstage clothes using SOA framework
Business device is built with registration center, database management language and defect processing application software using SOA framework, and described image collection is soft
Part is used to gather glass image, and its service interface is registered in registration center, and glass view data is stored in into the database
Management software, described image defects detection software is used to carry out defects detection to the defective locations in glass image, defect size,
Its service interface is registered in registration center, and defects detection result is stored in into the database management language；
The defect processing application software subscribes to the service of described image acquisition terminal to the registration center, for being adopted to image
Collecting the defects detection result of terminal carries out defect merging treatment, defect calculating treatment, defect classification treatment, and its service interface is in note
The registration of volume center, and defect processing result data is stored in the database management language；
The client computer is built with real-time monitoring application software using SOA framework, and the real-time monitoring application software is to the note
The service of the background server is subscribed at volume center, to display glass image deflects testing result and glass image deflects in real time
Result.
5. glass surface defects on-line detecting system as claimed in claim 4, it is characterised in that the defect processing application is soft
The service interface of part issue is Web Service interfaces.
6. glass surface defects on-line detecting system as claimed in claim 4, it is characterised in that the interface management platform
Second SOC includes FPGA, and the cutting knife signal I/O interfaces and encoded signal I/O interfaces of the FPGA are connect using 2 tunnel redundancies
Mouthful.
7. glass surface defects on-line detecting system as claimed in claim 4, it is characterised in that the client computer uses SOA
Framework is also built with the glass quality analysis software for carrying out statistical analysis to glass image deflects result.
8. a kind of glass surface defects online test method, it is characterised in that including：S1, background server is to IMAQ end
End sends instruction, and IMAQ terminal carries out glass IMAQ, while glass image deflects position, defect also to collecting
Size carries out real-time detection；S2, the service interface of IMAQ terminal is registered in the registration center of background server, background service
The clothes that the defect processing application software of device passes through announced IMAQ terminal service interface interchange described image acquisition terminal
Business, the testing result to IMAQ terminal carries out defect merging treatment, defect calculating treatment, defect classification treatment, and will lack
Sunken result is stored to the database management language of the background server, the service interface of the defect processing application software
Also registered in the registration center；S3, the service interface that the real-time monitoring application software of client computer passes through background server
The defect processing result is called, and is shown during by defect processing fructufy.
9. glass surface defects online test method as claimed in claim 8, it is characterised in that the step S3 also includes,
The glass quality analysis software of client computer calls the defect processing result by the service interface of background server, is counted
Analysis, and analysis result is shown in real time.
10. glass surface defects online test method as claimed in claim 8, it is characterised in that in step s 2, it is described to lack
Sunken classification processing method is：(1) defect sample picture is collected from production scene first, is stored in interim Sample Storehouse；(2) for these
Sample carries out feature extraction and calculation, and the defect processing application software provides Feature Selection suggestion and can according to result of calculation automatically
Reliability sets suggestion, has experience operating personnel to be finely adjusted to result of calculation based on these suggestions, then artificially gives such defect
Define a new defect type name；(3) rule set handling process is entered back into：Defect processing application software according to selected characteristic and
New defect type name, sets up new classifying rules, that is, produce new sub-rule；(4) sample is finally imported from expert sample bank
This carries out calculating analysis to new rule, is identified result, if the analysis that recognition result have impact on original sample judges, returns
Step (2) further adjusts characteristic parameter, if without influence, the new rule is added into Expert Rules storehouse, and this sample is added
Enter expert sample bank, used for next defect classification treatment.
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