CN205750504U - A kind of management system of backlight module automatic production line - Google Patents

Abstract

The utility model discloses the management system of a kind of backlight module automatic production line, including controller system and production information collection system, controller system includes PLC, PLC is two-way is electrically connected with human-machine interface unit, data server and information storage unit, the outfan of described PLC is electrically connected with monitoring screen, described controller system is two-way is electrically connected with visualized management module, described production information collection system includes single-chip microcomputer, the input of single-chip microcomputer is electrically connected with infrared ray cut-off and demographics module, the outfan of single-chip microcomputer is electrically connected with sign-off unit, warning devices and urgent report stop module, the outfan that described urgent report stops including has been electrically connected kludge, laminator, code-spraying equipment and AIM/AOI automatic checkout equipment.This utility model is integrated and is produced and quality information powerful, production efficiency can be substantially improved and reduce production cost, in the feature that backlight industry is representative.

Description

A kind of management system of backlight module automatic production line

Technical field

This utility model utilizes existing production information management program and technology, and combine novel backlight module AOI and AIM Automatic Measurement Technique, specifically becomes one and can realize improving production efficiency, reduce cost of labor and with no paper workshop management Backlight module production information, the management system of real time implementation.

Background technology

Along with demand growth and the function high speed development of consumer smart mobile phone screen, as the system of the backlight module of main material Making technology and automatization, its development speed is also and then accelerated.In quality aspect: product demand is without bright spot, image quality frame homogeneous, narrow Even Rimless, slimming, high-brightness, tone homogenization；On cost, a lot of clients monthly negotiate a price；According to client on equipment Prescription and cost pressure under, it is necessary to import and assemble automatically and patch device.Although backlight module technological side up till now And device side has had so much progress and growth, but the management technique of production information is always stagnated, and causes Backlight module cannot further improving production efficiency, reduce personnel.On the other hand the progress of society then it is as and to work Making healthy requirement, backlight module industry is increasingly difficult to recruit the employee of luminescent inspection, and this position floating is the highest, the most therefore Directly influence the stability of the delivery quality of backlight module, directly produce huge quality failure cost.To this end, backlight module Luminescent inspection automatization and workshop management informationization become the concern problem of technical research.

Existing backlight module factory, stands and stands, wire body and wire body, workshop and another workshop, the information between constituent parts It is the most real-time, not smooth, can only inquire with wechat, phone each other, or consult manual account book, phase can be received Information between Hu, management personnel spend substantial amounts of energy to be analyzed substantial amounts of information again afterwards, can make effectively Administrative actions, the most this information transmission delay and inaccurate be a kind of waste under the pressure of present situation.Secondly, different for output Normal and processing procedure abnormal quality generally cannot send alert news in real time, often makes a lot of defective products and just finds, this is that quality unsuccessfully becomes This waste, it is impossible to send alert news technical staff in real time and cannot process in real time and abnormal cause production line to stop line because of quality problems, Thus result in the waste of wait.Come again, if staff planners can know the production shape in backlight module workshop in real time, accurately State, then can make more preferable planned dispatching, it is to avoid downstream client stops the waste of line, it is also possible to avoid supplied materials under-supply.

Existing backlight module factory, the collection for basis, workshop production information is all consciously to come by elongation or group leader Return to make an inspection tour and collect production information, therefore except there being the most real-time situation of information, also have inaccurate problem, little every 2 by employee Time on form, fill in production report also waste of manpower and paper, had workshop of the present utility model information system and management, Paperless management can be implemented, so can save the manpower demand of First Line person in charge, it is also possible to promote information accuracy.

Observe the bottleneck that current backlight module industry is improved in production cost, be often product examine personnel, product examine efficiency and Quality failure cost remains high, and also Workshop Production Management informationization deficiency causes various forms of seven to waste greatly.This practicality Novel, it is significantly to improve for this bottleneck.

Utility model content

The technical problem existed based on background technology, the utility model proposes a kind of backlight module automatic production line Management system, is to improve current backlight module industry in the bottleneck of production cost control, quality management and production management.

This utility model following technical scheme of offer: the management system of a kind of backlight module automatic production line, including control Device system processed and production information collection system, described controller system includes PLC, and described PLC is two-way to be electrically connected Being connected to human-machine interface unit, data server and information storage unit, the outfan of described PLC is electrically connected with monitor screen Curtain, described controller system is two-way is electrically connected with visualized management module.

Described production information collection system includes that single-chip microcomputer, the input of described single-chip microcomputer are electrically connected with infrared ray blocking dress Putting and demographics module, the outfan of described single-chip microcomputer is electrically connected with sign-off unit, warning devices and urgent report and stops module, institute State and promptly report the outfan stopping including to be electrically connected kludge, laminator, code-spraying equipment and AIM/AOI automatically to detect and set Standby, the outfan of described kludge, laminator, code-spraying equipment and AIM/AOI automatic checkout equipment all with Condition Detection mould Block electrically connects, and the outfan of described Condition Detection module is electrically connected with single-chip microcomputer by feedback module, and described single-chip microcomputer is also Two-way it is electrically connected with PLC, timing module, counting module and fault data memory module, described counting module and fault Data memory module is all two-way with memory module to be electrically connected, and the process units of backlight module full-automation includes passing sequentially through transmission The fixing kludge connected of band, described kludge, laminator, AIM/AOI automatic checkout equipment and code-spraying equipment.

Preferably, described AIM/AOI automatic checkout equipment includes information centralized displaying screen and two groups of CCD detector lens, one Group carries out the detection of positive visual angle (an angle of 90 degrees) luminous mass to product, and another group carries out 45 degree of detections to 30 degree of angles to product.

This utility model provides the management system of a kind of backlight module automatic production line, it is possible to real-time, effective percentage, information Transparent, accurate, can efficiently monitor the every raw quality in backlight module workshop, the system and method for facility information.Use this side Method can reach to improve production efficiency, the lowest purpose subtracting production cost, manpower.

To achieve these goals, this utility model designs a kind of backlight module Workshop Production information and management System, can collect each unit the most sequentially has the letter of kludge, laminator, AIM-1, AIM-2, AOI, code-spraying equipment Breath is also implemented information analysis to the data processing module in main system and exports association form, chart, can by display screen or The information output that printer will process by analysis.

To achieve these goals, this utility model designs a kind of system alarm mechanism, when occur output quantity fall behind, Can trigger warning light when abnormal quality or unit exception, when overtime does not get rid of exception, system is notified that to another upper strata Main system or with lettergram mode notify Senior Manager.This alarm mechanism in order to confirm abnormal effectively to be observed, analyze and control, When system monitoring is to causing whole line to shut down and trigger alarm time abnormal, system can require input processing people employee by output dialog Number, abnormal cause, after disposal and countermeasure, side can manually answer a pager's call.Overtime is not replied and is represented abnormal when not getting rid of, and is System is notified that to another upper strata main system or notifies Senior Manager with lettergram mode.

AOI provided by the utility model (AutomaticOpticInspection) equipment is to utilize CCD camera lens and light Learn operational software and become a kind of quality detecting system that can identify product colourity and brightness, the more automatic makeup of collocation association It is set to as a kind of backlight optical automatic checkout equipment.

AIM provided by the utility model (AutomaticInspectionMachine, AIM) equipment is to utilize CCD mirror Head and optics operational software become a kind of gray scale states of the whole light-emitting area of backlight of can analyzing via bad phenomenon characterization After setting so that system bad can there are that stain, white point, wire be bad with luminous several of identification, film displacement, bright border, lamp eye Etc. quality detecting system, then the automation equipment of association of arranging in pairs or groups becomes a kind of backlight optical automatic checkout equipment.

This utility model is in order to carry out quality tracing, and the non-defective unit judged through AOI, AIM can be by the code-spraying equipment of back segment Carry out coding identification, identify information for produce date-time, model, work order number, workshop is other, line is other, color lump, brightness and flowing water Number, and other contents that must identify.

Accompanying drawing explanation

Fig. 1 is the management system schematic of a kind of backlight module automatic production line that the utility model proposes；

Fig. 2 is the process units that a kind of backlight module that the utility model proposes is full-automatic；

Fig. 3 is a kind of backlight module luminescent quality automatic testing process schematic diagram that the utility model proposes；

Fig. 4 is a kind of image processing flow chart of steps that the utility model proposes；

Fig. 5 is the flaw schematic diagram that a kind of AIM automatic checkout system that the utility model proposes can identify.

In figure: 1 kludge, 2 laminators, 3AIM/AOI automatic checkout equipment, 4 code-spraying equipments.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise The every other embodiment obtained, broadly falls into the scope of this utility model protection.

Fig. 1-5, a kind of technical scheme of this utility model offer: the management of a kind of backlight module automatic production line are provided System, specific as follows:

A kind of management system of backlight module automatic production line, including controller system and production information collection system, Controller system includes PLC, and PLC is two-way is electrically connected with human-machine interface unit, data server and information storage Memory cell, system is conducted interviews by human-machine interface unit and controls by manager, and the outfan of PLC is electrically connected with prison Control screen, controller system is two-way is electrically connected with visualized management module.

Production information collection system includes single-chip microcomputer, and the input of single-chip microcomputer is electrically connected with infrared ray cut-off and number Statistical module, demographics module is carried out sign-off on line and judges how many people on a production line by workman, single-chip microcomputer defeated Go out end to be electrically connected with sign-off unit, warning devices and urgent report and stop module, when data produce abnormal, urgent report stop module control Control equipment carries out report and stops so that system use safer, promptly report the outfan stopping including be electrically connected kludge, Laminator, code-spraying equipment and AIM/AOI automatic checkout equipment, kludge, laminator, code-spraying equipment and AIM/AOI detect automatically The outfan of equipment all electrically connects with Condition Detection module, the outfan of Condition Detection module by feedback module with Single-chip microcomputer electrically connects, and Condition Detection module coordinates feedback module, feeds back the duty of equipment, facilitates system pair Adding up with the working time between the equipment report stopping time, but also conveniently report is stopped number of times and add up, single-chip microcomputer is the most two-way to be electrically connected Being connected to PLC, timing module, counting module and fault data memory module, timing module coordinates counting module to equipment Production quantity, thread-changing number of times, downtime, machine stop times, the time of sowing, cancel closedown time and cancel closedown number of times are united Meter, counting module and fault data memory module are all two-way with memory module to be electrically connected, fault data memory module all with store Module facilitates user to inquire about the historical data of system.

The management System Utilization Procedure of a kind of backlight module automatic production device, comprises the following steps:

S1, collect kludge 1, the production information of laminator 2, respectively the date of manufacture, produce model, production quantity, change Line number of times, downtime, machine stop times, the time of sowing, cancel closedown time, cancel closedown number of times；

S2, collection AOI and AIM equipment, for the information of product decision error, the worst title and bad quantity, are received After collection arrives the decision error information of AOI and AIM, 30 minutes-60 minutes different time cycle can be set, and add up this setting Decision error total quantity in period, the higher limit of core dumped total quantity when can set this, if exceeding this setting value, then This production information collection system can be with leading portion kludge 1 and laminator 2 communication make it shut down and touch alarm device；

S3, collect the judgement correct information of AOI and AIM after, this production information collection system can produce an ID code, And by the code-spraying equipment after AOI, AIM to judging that correct product carries out spray printing, with by kludge 1, laminator 2 and AOI, AIM institute The information collected carries out integrating and producing form.

The process units that a kind of backlight module is full-automatic, including: kludge 1, kludge 1, laminator 2, AIM/AOI are certainly Dynamic detection equipment 3 and code-spraying equipment 4, from left to right pass sequentially through the fixing connection of transmission belt.

AIM/AOI automatic checkout equipment 3 includes information centralized displaying screen and two groups of CCD detector lens, and product is entered by one group An angle of 90 degrees luminous mass detection of row positive visual angle, another group carries out 45 degree of detections to 30 degree of angles to product.

First rank of the management system of backlight module automatic production line, the most most basic production wire body.Wire body master Wanting equipment to be respectively kludge 1, laminator 2, AIM/AOI automatic checkout equipment 3 and code-spraying equipment 4, equipment room is with streamline even Meeting and configure 6 people, kludge 1 is joined 2 people, 1 people is put another 1 people of glue ferrum and is put FPC.Laminator 2 is put backlight module semi-finished product by 1 people. 2 people joined by AIM/AOI automatic checkout equipment 3, and 1 people puts detection product and lighting；1 people receives bad and non-defective unit.

The production information collected in parallel can be incorporated into backlight Workshop Production Management master by this production information collection system System or several backlight Workshop Production Management main system in parallel, production information collection procedure basis architecture platform use W Production management's software of company, the platform of commercial Application systems soft ware is I.A.S, and production process monitoring software is InTouch, number Being MicrosoftSQLServer according to library software, or other can meet the software kit of native system demand, each management level in workshop have One information screen, all may be used by band wire elongation, workshop supervisor, department minister, manufacture chief inspector/vice president, planning authorities and general manager To monitor Workshop Production information in real time through information screen.The every terms of information district that this production information collection system can will be collected Point 3 classes respectively produce module, quality module and EM equipment module and produce form, produce module main information be the date of manufacture, Model, quantity, the number of working processes, wiring number, quality module main information is that date of manufacture, model, non-defective unit quantity, work order are good Rate, each bad quantity of classifying, respectively classifying fraction defective, EM equipment module main information is date of manufacture, model, sows total time, stops Machine time, thread-changing number of times, conversion time, fault time, the number of stoppages, it is former that this production information collection procedure can note down equipment fault Cause, abnormal quality treatment people job number, abnormal quality reason, abnormal quality countermeasure, this production information collection procedure is supported online Sign-off function, it is possible to achieve workshop paperless management.

In production information collection system can set the identical element time, wrong quantity exceeds this number as control value, error number Value can be touched alarm device and allow kludge (1) and laminator (2) shut down, and information can be passed by this alarm device through netting twine Going out, alarm device is the warning light being arranged in production line wire body, causes shutdown manually to answer a pager's call, be after touching alarm device System may require that the job number of input processing personnel, abnormal cause and abnormal countermeasure, after causing shutdown, can calculate after touching alarm device Downtime, exceeding the setting time and do not answer a pager's call, system can pass through netting twine or signal connecting line, and outage information is issued workshop pipe Manage the highest supervisor or the device specified.

The important technology application of the management system of backlight module automatic production line, is i.e. the equipment 3 that detected by AIM/AOI Being applied to backlight module production line and give informationization, this is that conventional backlight produces the application not having online.This AIM/AOI examines Most backlight quality problems can be detected by measurement equipment automatically, and quality information feeds back to the back of the body in real time, accurately The management system of optical module automatic production line.Native system can collect and analyze the production yield of wire body in real time, accurately, the least Time calculate a fraction defective, if fraction defective is higher than setting to the numerical value of system, then sliver is known from experience and is automatically stopped line and trigger report Alarm system, the warning light before wire body can be bright, and conveys information to the management personnel being correlated with.System also can produce dialog requirement The communication of the job number of input processing personnel, abnormal cause and disposal/countermeasure, production information collection system and AOI and AIM equipment Interface connects and receives the information of equipment PLC passback, and the following product quality information of output is as follows afterwards: the date of manufacture, Model, amount detection, non-defective unit quantity, each bad quantity of classifying, respectively classify fraction defective.

Native system utilizes the linear scanning CCD of high-resolution (more than 4K), Frame Grabber and image procossing/analysis to identify Module, identifies the flaw on backlight module professional etiquette lattice of going forward side by side and judges.This utility model improves further can be examined automatically Survey, detection information is analyzed and feedback and abnormal quality capable of automatic alarm.Owing to some bad phenomenon of backlight module must be with 30 to 45 degree angles are visible, therefore to improve loss must add this checking engineering.This utility model improves permissible further Automatically detection, detection information is analyzed and feedback and abnormal quality capable of automatic alarm.

The present embodiment is only lifted 9 kinds of common flaws and is illustrated, but any backlight flaw can pass through this detecting system Carry out being set to the standard of identification and judgement into flaw after giving characterization.The concrete practice is to take one to have backlight flaw " to be limited " sample is positioned under detecting system degree, and system can utilize Laplace's operation symbol to carry out image enhancement, then by normal region Image is removed after manual confirmation, leaves a blemish on the image of part, flaw part carries out micro image afterwards and splits also The difference allowing the length-width ratio of this kind of flaw of systematic memory, average density ratio and brightness ratio becomes " feature " of this flaw, through this After secondary technical staff is for the feature-set of this flaw, this AIM detecting system then can identify and judge this kind of backlight flaw.

This AOI automatic checkout system can carry out multiple spot position and measure its briliancy (brightness), color backlight module to be measured Degree, and obtain average brightness (bright) degree, average chrominance and the optical quality characteristic of all neat degree.This detecting system uses high image quality SBIG (SantaBabaraInstrumentGroup) CCD camera module, Frame Grabber and image procossing/analysis identification module institute group Become.SBIGCCD image principle can be by captured image size with Pixel as ultimate unit, with 16 (16bit) tables of digitized Show and can form close to full-color 65536 colors (grey-tone image of general black and white be 8bit numerical value be 0 to 255).System can capture And analysis takes the digital information of a position again with the offset of correcting sheet is compared and changes the brightness produced measured by BM-7 (brightness) value and x-y chromaticity coordinate value.This utility model improve further can automatically detect, detection information is analyzed and Feedback and abnormal quality are capable of automatic alarm.

The operation of AOI optical testing system.Native system can measure brightness (bright) degree of backlight module, colourity and the neatest The judgement of property.Wherein comprise correction module, also can be with set amount measuring point, judgement specification, apparatus parameter setting, generation form etc. Function.This can show real-time quality state, adds up the time of a certain period (depending on the setting of user), model, throwing Enter number, output number, yield, briliancy umber of defectives, fraction defective, colourity umber of defectives, fraction defective, spend the letter of umber of defectives, fraction defective the most together Breath, and real-time detection information.

After AIM, AOI detection non-defective unit is taken out by current process operator, it is placed into flowing water online, an infrared ray will be triggered Breaker, now system can produce a coding comprising following information and is: time date of manufacture, model, work order number, workshop Not, line not, color lump, brightness and serial number, and other contents that must identify.When non-defective unit backlight is hidden by first infrared ray After disconnected device coding, by second breaker within the time set, now system will note down a non-defective unit output.Due to just Often under state, the inspection of AIM, AOI fails to judge/and False Rate is extremely low, and therefore can be real through native system workshop supervisor and planning authorities The information of Shi Zhidao output non-defective unit quantity.Native system can be with established standards production capacity, if the time period output set is less than setting Standard, system will be reported to the police.

This backlight module job-shop automation production management system produces module, can produce following letter via the demand of user Breath, line not, work order number, product type, standard production capacity, time period output, accumulative output, yield, compliance rate etc.: native system can With the data added up in setting certain time period according to user's request, it is also possible to generate daily production report table and analyze chart.

This backlight module job-shop automation production management system EM equipment module, each equipment fortune shape state in workshop can be monitored And the information whether output falls behind, and represent different information with the different colours of user's setting.

Native system can carry out alarm history inquiry, except display alarm information, it is also possible to via setting the time period, output The dialog that the content of the form of this time period, treatment people and disposal and countermeasure is jumped out when being system alarm is defeated by technical staff Enter.Quality module can monitor, analyze workshop each line yield, non-defective unit quantity, bad quantity and the quality information of bad distribution.This System can export the form of this time period via setting the time period.

The yield analysis of the quality module of native system can show certain wire body detection number intersegmental when each sets, non-defective unit Number, umber of defectives, yield situation and every bad analysis, it is also possible to generate yield form and correlation analysis figure.

Sign-off unit comprises Fingerprint Identification Unit and fingerprint identification module, CCD camera and data server.When each stratum It is responsible for managing daily sheet, analytical statement, abnormal countermeasure report produced by this backlight module job-shop automation production management system When announcement and quality form carry out online sign-off, system may require that the fingerprint of acquisition management person, confirms collection tube in latter 30 seconds The face image of person, production manager can carry out the form sign-off in every authority.System can will complete each stratum sign-off Every electronic report forms is stored in that specify, shielded and encryption data server and files for reference, it is possible to take according to authority.So, real The Paperless production management of existing workshop.

Comprehensive above every demonstration example, we are appreciated that when backlight module job-shop automation of the present utility model produces pipe Reason system collocation automatic assembling 1, laminator 2, AIM/AOI automatic detecting machine 3, warning system and online approving system.Permissible The efficiency of the production management in existing backlight module workshop is substantially improved.The most traditional production procedure monitoring and management are by employee Performing in the way of manpower, the plenty of time spends in a quantity, writes forms and communication/abnormal reaction.But this kind of pattern without Method accomplishes the monitoring that real-time, data are accurate and comprehensive, exists the most overstaffed under the production model old at this always And the waste of various wait.But, through the running of native system, 1. due to system automatic counting, produce form, therefore First Line Management personnel can reduce, secondly, 2. system can accomplish monitor abnormal in real time and report to the police, therefore can be greatly reduced because The abnormal wait waste occurred；3. the creation data in system is mostly produced in real time by native system and collects and arrange, data Accuracy is high.Also because of real-time, the creation data of accuracy, beneficially top management decision.4. system is in real time to each Backlight non-defective unit produces flowing water coding and is conducive to quality tracing.5. planning authorities can be by the production management of this real time information System, carries out the plan of upstream and downstream, improves the problem that production line is waited to expect and line is stopped in downstream.6. quality of production data real-time collecting, point Analysis, Advantageous techniques personnel carry out improving and quality management and control.7. paperless management, improves Material Cost, it is also possible to improve workshop dirt Grain problem.More than Zong He, backlight module job-shop automation production management system of the present utility model can greatly improve workshop Production management's cost, improving production efficiency.

The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain in protection of the present utility model Within the scope of.

Claims (2)

1. a management system for backlight module automatic production line, including controller system and production information collection system, its Being characterised by, the process units of backlight module full-automation includes passing sequentially through kludge (1), the laminator that transmission belt connects (2), AIM/AOI automatic checkout equipment (3) and code-spraying equipment (4), described controller system includes PLC, and described PLC is controlled Two-way human-machine interface unit, data server and the information storage unit of being electrically connected with of device processed, the outfan electricity of described PLC Connecting and have monitoring screen, described controller system is two-way is electrically connected with visualized management module；

Described production information collection system include single-chip microcomputer, the input of described single-chip microcomputer be electrically connected with infrared ray cut-off and Demographics module, the outfan of described single-chip microcomputer is electrically connected with sign-off unit, warning devices and urgent report and stops module, described tightly The outfan stopping including suddenly is reported to be electrically connected kludge, laminator, code-spraying equipment and AIM/AOI automatic checkout equipment, institute The outfan stating kludge, laminator, code-spraying equipment and AIM/AOI automatic checkout equipment is all electrically connected with Condition Detection module Connecing, the outfan of described Condition Detection module is electrically connected with single-chip microcomputer by feedback module, the most two-way electricity of described single-chip microcomputer Connecting and have PLC, timing module, counting module and fault data memory module, described counting module and fault data are deposited Module is all two-way with memory module electrically connects in storage.

The management system of backlight module automatic production line the most according to claim 1, it is characterised in that described AIM/ AOI automatic checkout equipment (3) includes information centralized displaying screen and two groups of CCD detector lens, and one group carries out positive visual angle (90 to product Degree angle) luminous mass detection, another group carries out 45 degree of detections to 30 degree of angles to product.