CN102496037B - Vehicle tracking system in production workshop based on radio frequency identification technology and method thereof - Google Patents
Vehicle tracking system in production workshop based on radio frequency identification technology and method thereof Download PDFInfo
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- CN102496037B CN102496037B CN201110366681.XA CN201110366681A CN102496037B CN 102496037 B CN102496037 B CN 102496037B CN 201110366681 A CN201110366681 A CN 201110366681A CN 102496037 B CN102496037 B CN 102496037B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention discloses a vehicle tracking system in a production workshop based on radio frequency identification technology. The system comprises an RFID label apparatus, an RFID label reader, a first control computer, a data management center and a workshop production management system. Data transmission and data exchange can be carried out among the first control computer, the data management center and the workshop production management system. The vehicle tracking system can search a needed product and understand a production progress in real time. The invention also discloses a vehicle tracking method in the production workshop based on the radio frequency identification technology, through real-time transmission and exchange of data of each step, related information of a vehicle and production information of the production workshop are grasped in real time, a batch number of each product in the production workshop is intelligible, and a position of each product in the production workshop is explicit. The system and the method are especially suitable for a production workshop of a printing and dyeing enterprise, thus the production workshop becomes orderly, a production process is in good order, production plan arrangement can be completed well, and production efficiency is raised substantially.
Description
Technical field
The present invention relates to vehicle tracking system and method field in workshop, particularly relate to a kind of based on vehicle tracking system and method in the workshop of REID.
Background technology
Radio frequency identification technology (i.e. the abbreviation of RFID, Radio Frequency Identification), is also called electronic tag or less radio-frequency sets technology, is a kind ofly set specific objective by radio signal and read and write the technology of related data.RFID technique relates to many high-tech technical fields such as information, manufacture, material, covers the technology such as radio communication, chip design and manufacturing, Antenna Design and manufacture, Tag Packaging, the system integration, information security.Some countries and International FDI are all accelerating the research and development and the application process that promote RFID technique.From the eighties in 20th century, RFID technique progressively moves to maturity, and in the past during the decade, produces much about the patent of RFID technique, mainly concentrates on the U.S., Europe, Japan and other countries and area.The object of identification is reached owing to utilizing RF-wise to carry out bidirectional communication data exchange, do not need to set up the characteristics such as machinery or optical contact between recognition system and specific objective, RFID technique shows huge development potentiality and application space, one of the most rising infotech being considered to 21 century.At present, RFID is widely used in supermarket, library management, storehouse management, communications and transportation control and management, industrial automation, business automation, animal tracking and the various fields such as management, false proof even military affairs.
In workshop, in the suitability for industrialized production of some industry, need to use various types of vehicle such as go-cart, buggy, and in a workshop, various types of vehicle is many, owing to being intermittent line production, each car all circulates with repeatedly, fills be all the product of different product batch number at every turn.Follow the tracks of owing to there is no the product batch number of special system to the product that vehicle fills, when production link needs the product of corresponding product batch number to carry out processing further time, just there will be operator and look for the vehicle that required product batch number product is housed at whole workshop, thus cause production efficiency reduce and original production schedule can be upset.
For the workshop of printing and dyeing enterprise, in printing and dyeing enterprise production run, in workshop, the goods cloth of a certain production link is all carried as carrier by cloth car substantially, limited space due to workshop itself is added production run and is adopted intermittence pipelining, cloth in process of production cannot no-mobile reactor on a cloth car, like this, plant operations personnel will follow the tracks of the manufacturing schedule of cloth in workshop and residing position is just very difficult, often occur that the situation of the cloth car that required cloth is housed looked for by full workshop, not only delay production but also original production schedule arrangement can be upset, production efficiency is reduced greatly, there is technological deficiency.
Summary of the invention
The invention provides a kind of based on vehicle tracking system in the workshop of REID, the production product that vehicle in workshop delivers can be followed the tracks of, facilitate managerial personnel and plant operations personnel can production product needed for real-time searching and understand manufacturing schedule.
Based on a vehicle tracking system in the workshop of REID, comprising:
RFID label tag device, is attached on the vehicle in workshop;
RFID label tag reader, is attached in Production Regional, for reading the information of RFID label tag device and this information being changed into the discernible signal of the first computer for controlling;
First computer for controlling, for receiving the discernible signal that RFID label tag reader imports into;
Control data corporation, for gathering, Treatment Analysis and the relevant information of storage vehicle and the production information of workshop;
Job Shop Management System, for the relevant information of management vehicle and the production information of workshop;
The first described computer for controlling, between control data corporation and job Shop Management System, data transmission and exchanges data can be carried out.
In order to obtain better invention effect, below as preferably of the present invention:
Described job Shop Management System comprises the relevant information administration module of vehicle, the production information management module of workshop and RFID label tag issuing module.Job Shop Management System can according to the needs produced, corresponding module can be increased, as sequence information administration module, car body-in-white module, Order Scheduling scheduling module, Workshop Production operation module, product inspection module, storehouse management module, statement analysis module etc.
For RFID label tag device, be divided into passive radio-frequency (RF) tag, passive label, active rfid label etc., for passive radio-frequency (RF) tag or passive label, when RFID label tag reader meets passive radio-frequency (RF) tag or passive label, electromagnetic wave can be sent, form electromagnetic field around, passive radio-frequency (RF) tag or passive label obtain from elect magnetic field the microchip circuit activated after energy passive radio-frequency (RF) tag or passive label, thus launch radiowave, after RFID label tag reader receives radiowave, it is converted to the discernible signal of the first computer for controlling, then received by the first computer for controlling, process and form management data, for active rfid label, active rfid label is built with battery, the signal of a certain frequency can be sent in effective range, received by RFID label tag reader and convert the discernible signal of the first computer for controlling to, then be received by the first computer for controlling, process and form management data.First computer for controlling obtains to control data corporation retrieval the relevant information pushing vehicle according to management data.
RFID label tag device in the present invention can adopt multiple label, and described RFID label tag device is preferably electronic tag, has and accepts and send semiotic function or have acknowledge(ment) signal, transmission signal and data storage function.There is the electronic tag accepting and send semiotic function, this electronic tag has write-in functions, label distribution device written information can be passed through, on this basis, EEPROM or SRAM (Static RAM) is embedded in RFID label tag device inside, make it have memory function, storing content generally can from 1 bit to a few K byte.
Described also comprises label distribution device based on vehicle tracking system in the workshop of REID, is connected with the second computer for controlling, for gathering information in RFID label tag device and/or to RFID label tag device written information.When RFID label tag device does not have write-in functions, label distribution device is for gathering the information in RFID label tag device, and when RFID label tag device has write-in functions, label distribution device can also to RFID label tag device written information.Described label distribution device is also called programmable device, read write line etc., include high frequency transceiver module (transmitter and receiver), control module and antenna etc., in working order, label distribution device can wake RFID label tag device up by electromagnetic wave and set up electromagnetic coupled region, then the information in RFID label tag device is read, for the electronic tag with write-in functions, information can be write RFID label tag device by which by label distribution device.
When the function i ntegration of RFID label tag reader and label distribution device is in an equipment, i.e. electronic label read/write, the first described computer for controlling and the second computer for controlling can be same computer for controlling.
Described RFID label tag device and described RFID label tag reader carry out data transmission and exchanges data by wireless radio frequency transmission network.Described RFID label tag reader and the first described computer for controlling carry out data transmission and exchanges data by serial communications network; Described the first computer for controlling, control data corporation and job Shop Management System carry out data transmission and exchanges data by LAN (Local Area Network).Described label distribution device and the second computer for controlling carry out data transmission and exchanges data by serial communications network, and the concrete RS232 interface that adopts carries out communication; The second described computer for controlling, the first computer for controlling, control data corporation and job Shop Management System carry out data transmission and exchanges data by LAN (Local Area Network), thus make the exchange of the transmission of data between each equipment and data stable, fast, safety.
The frequency electromagnetic waves with long-distance transmissions ability is called radio frequency, RFID label tag device makes microchip circuit work under the excitation of the electromagnetic field of RFID label tag reader, electric information source (analog or digital) is carried out modulating (amplitude modulation or frequency modulation) with high-frequency current, form radiofrequency signal, through antenna transmission to aerial; RFID label tag reader carries out countermodulation by after rf signal reception, is reduced into electric information source, and the transmission mode of this information is called wireless radio frequency transmission network.
The invention provides a kind of based on wireless vehicle tracking in the workshop of REID, by RFID technique from motion tracking vehicle, real-time tracing is produced after product is produced on corresponding production equipment and is dropped on which vehicle concrete, facilitate the production product needed for plant personnel real-time searching and understand manufacturing schedule, make each batch number of workshop clear, locality specific.
Based on a wireless vehicle tracking in the workshop of REID, comprise the following steps:
(1) relevant information of vehicle gathered and be stored into control data corporation, and the related information content of the vehicle in the information and date administrative center in RFID label tag device is associated;
The relevant information of vehicle comprises the identity data of vehicle, and the identity data of vehicle comprises license number, type of vehicle, manufacturing time etc.
(2) when vehicle pushes Production Regional undertaking production product, the information that RFID label tag reader reads on vehicle in RFID label tag device also imports the first computer for controlling into after converting the information in the RFID label tag device read to the first computer for controlling discernible signal;
The discernible signal that (3) first computer for controlling import into according to RFID label tag reader obtains to control data corporation retrieval the relevant information pushing vehicle, and the relevant information of vehicle is uploaded to production management system;
(4), after production product accepted by vehicle, when pushing away or after pushing away, the relevant information of vehicle and the production information of workshop are transferred to control data corporation by the first computer for controlling;
The production information of workshop mainly refers to the production information relevant with vehicle, as the information of the production product that this vehicle pushed away is accepted;
(5) relevant information of vehicle step (4) transmitted of control data corporation and the production information analyzing and processing of workshop become valid data, valid data are updated to workshop management system.
Described also comprises based on wireless vehicle tracking in the workshop of REID: label distribution device can gather information in RFID label tag device and/or as required to RFID label tag device written information, and is transferred to control data corporation and job Shop Management System.When needing the related information content of the vehicle in the information and date administrative center in RFID label tag device to be associated, information in RFID label tag device can be gathered and/or to RFID label tag device written information.Because RFID label tag device cannot store a large amount of data, generally only provide some simple information, when RFID label tag device does not have write-in functions, label distribution device can gather the information in RFID label tag device, information in RFID label tag device (as primary ID) is associated with the related information content of the vehicle in control data corporation, using the information (as primary ID) in RFID label tag device as an index, transferred the relevant information of vehicle to control data corporation by the first computer for controlling, when RFID label tag device has write-in functions (information of write is mainly the identity data of vehicle), by the information (as primary ID) in label distribution device collection RFID label tag device and/or to RFID label tag device written information, by the information (as primary ID) in RFID label tag device or/and the related information content to the vehicle in other information and date administrative centers of RFID label tag device write is associated, using the information (as primary ID) in RFID label tag device or/and to RFID label tag device write other information as index, transferred the relevant information of vehicle to control data corporation by the first computer for controlling.
In step (3), after the first computer for controlling obtains the relevant information of vehicle, whether the relevant information of vehicle that inspection obtains is legal, legally enters next step, do not conform to rule and occurs relevant prompting.Such as, when the first computer for controlling cannot obtain to control data corporation retrieval the relevant information pushing vehicle according to the discernible signal imported into, then there is the prompting that can not obtain the relevant information of vehicle, as the first controlling calculation chance sends out alarm message reminding plant operations personnel.At this moment, plant operations personnel will check the information in the relevant information of the vehicle in control data corporation and RFID label tag device, see whether both content become association corresponding one by one.When both content one_to_one corresponding associations, RFID label tag reader reads the information on vehicle in RFID label tag device and converts the discernible signal of the first computer for controlling to, and the first computer for controlling just can retrieve the relevant information obtaining corresponding vehicle (namely pushing vehicle) according to discernible signal.
In step (5), after control data corporation obtains the relevant information of vehicle and the production information of workshop, through a series of data, services process as data preparation is become valid data by affair trigger mechanism, storage trigger mechanism etc., valid data are updated in workshop management system, thus ensure that the real-time update of data, facilitate managerial personnel and plant operations personnel accurately search required production product by workshop management system and understand manufacturing schedule.
Compared with prior art, tool of the present invention has the following advantages:
Vehicle tracking system in the workshop that the present invention is based on REID, by RFID label tag device, RFID label tag reader, the first computer for controlling, control data corporation and job Shop Management System cooperation each other with cooperate, the production product that vehicle in workshop delivers is followed the tracks of, facilitate managerial personnel and plant operations personnel can production product needed for real-time searching and understand manufacturing schedule, make each batch number of workshop clear, locality specific, and this system has good stability.
Wireless vehicle tracking in the workshop that the present invention is based on REID, by real-time Transmission and the exchange of each step data, the first computer for controlling, control data corporation and job Shop Management System is made to grasp the relevant information of vehicle and the production information of workshop in real time, the method can process well, integrate the relevant information of vehicle and the production information of workshop in workshop, real-time tracing is produced after product is produced on corresponding production equipment and is dropped on which cloth car concrete, make each batch number of workshop clear, locality specific.
In the workshop that the present invention is based on REID, vehicle tracking system and method are particularly suitable in the workshop of printing and dyeing enterprise, managerial personnel and plant operations personnel just can the manufacturing schedule of real-time follow-up cloth in workshop and real-time follow-up cloth produce on corresponding production equipment after drop on which cloth car, managerial personnel and plant operations personnel just can find the cloth car being loaded with wanted cloth easily, make workshop in good order, production run is in perfect order, production schedule arrangement can well be completed, substantially increase production efficiency.
Accompanying drawing explanation
Fig. 1 be the present invention is based on REID workshop in the structural representation of vehicle tracking system;
Fig. 2 be the present invention is based on REID workshop in the schematic flow sheet of wireless vehicle tracking.
Embodiment
Be further detailed the present invention below in conjunction with embodiment, for the workshop of printing and dyeing enterprise (i.e. printing and dyeing workshop), in printing and dyeing workshop, the vehicle related to all refers to cloth car 7.
As shown in Figure 1, for the present invention is based on REID workshop in vehicle tracking system, comprising:
RFID label tag device 1, is attached on the cloth car 7 in printing and dyeing workshop;
RFID label tag reader 2, is attached to (namely the cropping end of board produced by cloth) in Production Regional, for reading the information of RFID label tag device 1 and this information being changed into the discernible signal of the first computer for controlling 3;
First computer for controlling 3, for receiving the discernible signal that RFID label tag reader 2 imports into;
Control data corporation 4, for gathering, Treatment Analysis and the relevant information of storage cloth car 7 and the production information of workshop;
Job Shop Management System 5, for the production information of the relevant information and workshop that manage cloth car 7;
First computer for controlling 3, between control data corporation 4 and job Shop Management System 5, data transmission and exchanges data can be carried out.
Label distribution device 6, is connected with the second computer for controlling (not marking), for gathering information in RFID label tag device 1 and/or to RFID label tag device 1 written information.
The optional electronic tag of RFID label tag device 1, has and accepts and send semiotic function or have acceptance, transmission signal and data storage function.
Label distribution device 6 is also called programmable device, write device, read write line, communicator etc.Simple realization is called programmable device, write device etc. to the equipment of written information in electronic tag internal memory.Comprehensively there is contactless reading and be called read write line, communicator etc. with the equipment of write electronic tag memory information.
Electronic tag roughly can be divided into following three types according to the writing mode of information:
One, electronic tag is when dispatching from the factory, and namely by complete label information write label, this electronic tag generally has read-only function.The write of read only tag information is in the more common scenario in the production run of electronic label chip, i.e. label information write chip, makes each electronic tag have a unique mark UID (as 96bits).In application, the corresponding relation (corresponding relation of the license plate number of UID as unique in electronic tag and cloth car 7) between the unique UID of electronic tag and the identification information of article to be identified need be set up again.The write of read only tag information also has before application, is write by complete label information, but do not have the ability of repeatedly rewriting by special initialization apparatus;
Two, the write of electronic labeling information adopts Line Contacts mode to realize, and this label information writing station of general title is programmable device.The electronic labeling information writing mode of this contact has the ability of repeatedly rewriting usually.Such as, at present the write of railway freight-car electronic labeling information be this mode.Electronic tag, usually need by airtight for write mouth after the information that completes is injected, with in satisfied application to its protection against the tide, waterproof, the requirement such as antifouling;
Three, electronic tag is after dispatching from the factory, and allows user in electronic tag, to write data message in a contactless manner by specialized equipment.This special write-in functions usually and electronic tag read functions be combined together to form electronic label read/write.The electronic tag with wireless write-in functions also has its unique not rewritable UID.The electronic tag of this function trends towards a kind of universal electronic label, in application, can only distinguish its UID according to actual needs or only read and write the electronic tag internal storage location of specifying (least unit once read and write).
In addition, also extensively there is the electronic tag that write-once repeatedly reads WORM (Write Once Read Many) in the application.The electronic tag that namely this WORM concept has contact to rewrite exists, and the electronic tag also having non-contact type to rewrite exists.This kind of WORM label is generally a large amount of is used in disposable occasion, as air baggage tag, and special identity card part label etc.
No matter the electronic tag of various kind can with in the present invention, but be use which kind of electronic tag above, all should carry out the operation of electronic tag under certain authorization control.Otherwise, will the meaning of electronic tag marking articles be lost.
Control data corporation 4 can adopt the large-scale relevant database of SQL Server, for gathering, Treatment Analysis and the relevant information of storage cloth car 7 and the production information of workshop; The relevant information of cloth car 7 comprises the identity data of cloth car 7, and the identity data of cloth car 7 comprises license number, cloth car 7 type, manufacturing time etc.The production information of workshop mainly refers to the production information relevant with cloth car 7.Treatment Analysis mainly refers to the data, services process of database, as affair trigger mechanism, stores trigger mechanism etc.
Job Shop Management System 5 comprises the relevant information administration module of cloth car 7, the production information management module of workshop and RFID label tag issuing module.Job Shop Management System 5 can according to the needs produced, corresponding module can be increased, as sequence information administration module, car body-in-white module, Order Scheduling scheduling module, Workshop Production operation module, product inspection module, storehouse management module, statement analysis module etc.Job Shop Management System 5 is generally deployed in WEB server, and user can log in the operation interface of the job Shop Management System 5 in WEB server by browser mode, operation interface carries out the process of information and the management of production.
RFID label tag device 1 and RFID label tag reader 2 carry out data transmission and exchanges data by wireless radio frequency transmission network.RFID label tag reader 2 and the first computer for controlling 3 carry out data transmission and exchanges data by serial communications network; First computer for controlling 3, control data corporation 4 and job Shop Management System 5 carry out data transmission and exchanges data by LAN (Local Area Network).Label distribution device 6 and the second computer for controlling carry out data transmission and exchanges data by serial communications network, and the concrete RS232 interface that adopts carries out communication; Second computer for controlling, the first computer for controlling 3, control data corporation 4 and job Shop Management System 5 carry out data transmission and exchanges data by LAN (Local Area Network), and the application that LAN (Local Area Network) is concrete can select Ethernet.
As shown in Figure 1 and Figure 2, a kind of based on wireless vehicle tracking in the workshop of REID, comprise the following steps:
(1) relevant information of cloth car 7 gathered and be stored into control data corporation 4, and the related information content of the cloth car 7 in the information and date administrative center 4 in RFID label tag device 1 is associated;
The relevant information of cloth car 7 comprises the identity data of cloth car 7, and the identity data of cloth car 7 comprises license number, cloth car 7 type, manufacturing time etc.
Step (1) also comprises: label distribution device 6 by the information in collection RFID label tag device 1 and/or to RFID label tag device 1 written information, and is transferred to control data corporation 4 and job Shop Management System 5.Information in RFID label tag device 1 generally only provides some simple information, when RFID label tag device 1 does not have write-in functions, available label distribution device 6 gathers the information (primary ID namely in RFID label tag device 1) in RFID label tag device 1, the related information content of primary ID in RFID label tag device 1 with the cloth car 7 in control data corporation 4 is associated, thus using the primary ID in RFID label tag device 1 as an index, transferred the relevant information of cloth car 7 to control data corporation 4 by the first computer for controlling 3, when RFID label tag device 1 has write-in functions (information of write is mainly the identity data of cloth car 7), the information that label distribution device 6 can also write to RFID label tag device 1, other information (as newly write ID) that can write by the primary ID in RFID label tag device 1 or/and to RFID label tag device 1 are associated with the related information content of the cloth car 7 in control data corporation 4, thus other information write using the primary ID in RFID label tag device 1 or/and to RFID label tag device 1 are as index, transferred the relevant information of cloth car 7 to control data corporation 4 by the first computer for controlling 3,
Second computer for controlling can call RFID label tag issuing module by the job Shop Management System 5 logging in WEB server, sends order, operate to RFID label tag distribution device 6.
(2) when cloth car 7 pushes Production Regional undertaking production product, RFID label tag reader 2 reads the information on cloth car 7 in RFID label tag device 1 and imports the first computer for controlling 3 into after converting the information in the RFID label tag device 1 read to the first computer for controlling 3 discernible signal;
The discernible signal that (3) first computer for controlling 3 import into according to RFID label tag reader 2 retrieves the relevant information obtaining and push cloth car 7 to control data corporation 4, and the relevant information of cloth car 7 is uploaded to production management system 5;
After first computer for controlling 3 obtains the relevant information of cloth car 7, whether the relevant information of cloth car 7 that inspection obtains is legal, legally enters next step, do not conform to rule and occurs relevant prompting.Such as, when the first computer for controlling 3 cannot retrieve according to the discernible signal imported into the relevant information obtaining and push cloth car 7 to control data corporation 4, then there is the prompting that can not obtain the relevant information of cloth car 7, as the first computer for controlling 3 can send out alarm message reminding plant operations personnel.At this moment, plant operations personnel will check the information in the relevant information of the cloth car 7 in control data corporation 4 and RFID label tag device 1, see whether both content become association corresponding one by one.When both content one_to_one corresponding associations, RFID label tag reader 2 reads the information on cloth car 7 in RFID label tag device 1 and converts the discernible signal of the first computer for controlling 3 to, and the first computer for controlling 3 just can retrieve the relevant information obtaining corresponding cloth car 7 (the cloth car 7 namely pushed) according to discernible signal;
(4), after production product accepted by cloth car 7, when pushing away or after pushing away, the relevant information of cloth car 7 and the production information of workshop are transferred to control data corporation 4 by the first computer for controlling 3;
The production information of workshop mainly refers to the production information relevant with cloth car 7, as the information of the production product that this cloth car 7 pushed away is accepted;
(5) relevant information of cloth car 7 step (4) transmitted of control data corporation 4 and the production information analyzing and processing of workshop become valid data, valid data are updated to workshop management system;
After control data corporation 4 obtains the relevant information of cloth car 7 and the production information of workshop, through a series of data, services process as data preparation is become valid data by affair trigger mechanism, storage trigger mechanism etc., and valid data are updated in workshop management system 5.
Claims (1)
1. based on a wireless vehicle tracking in the workshop of REID, it is characterized in that, adopt vehicle tracking system in the workshop based on REID, this system comprises:
RFID label tag device, is attached on the vehicle in workshop, and described RFID label tag device is electronic tag, has and accepts and send semiotic function or have acknowledge(ment) signal, transmission signal and data storage function;
RFID label tag reader, is attached in Production Regional, for reading the information of RFID label tag device and this information being changed into the discernible signal of the first computer for controlling;
First computer for controlling, for receiving the discernible signal that RFID label tag reader imports into;
Control data corporation, for gathering, analyzing and processing and the relevant information of storage vehicle and the production information of workshop;
Job Shop Management System, for the relevant information of management vehicle and the production information of workshop, described job Shop Management System comprises the relevant information administration module of vehicle, the production information management module of workshop and RFID label tag issuing module;
Label distribution device, is connected with the second computer for controlling, for gathering information in RFID label tag device and/or to RFID label tag device written information; Described RFID label tag device and described RFID label tag reader carry out data transmission and exchanges data by wireless radio frequency transmission network;
Described RFID label tag reader and the first described computer for controlling carry out data transmission and exchanges data by serial communications network;
Described the first computer for controlling, control data corporation and job Shop Management System carry out data transmission and exchanges data by LAN (Local Area Network);
Described label distribution device and the second computer for controlling carry out data transmission and exchanges data by serial communications network; The second described computer for controlling, the first computer for controlling, control data corporation and job Shop Management System carry out data transmission and exchanges data by LAN (Local Area Network);
The method comprises the following steps: the relevant information of vehicle gathers and is stored into control data corporation by (1), and the related information content of the vehicle in the information and date administrative center in RFID label tag device is associated;
Label distribution device gathers information in RFID label tag device and/or to RFID label tag device written information, and is transferred to control data corporation and job Shop Management System;
(2) when vehicle pushes Production Regional undertaking production product, the information that RFID label tag reader reads on vehicle in RFID label tag device also imports the first computer for controlling into after converting the information in the RFID label tag device read to the first computer for controlling discernible signal;
The discernible signal that (3) first computer for controlling import into according to RFID label tag reader obtains to control data corporation retrieval the relevant information pushing vehicle, and the relevant information of this vehicle is uploaded to production management system;
After first computer for controlling obtains the relevant information of vehicle, whether the relevant information of vehicle that inspection obtains is legal, legally enters next step, do not conform to rule and occurs relevant prompting;
(4), after production product accepted by vehicle, when pushing away or after pushing away, the relevant information of vehicle and the production information of workshop are transferred to control data corporation by the first computer for controlling;
(5) relevant information of vehicle step (4) transmitted of control data corporation and the production information analyzing and processing of workshop become valid data, valid data are updated to workshop management system.
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| US6600418B2 (en) * | 2000-12-12 | 2003-07-29 | 3M Innovative Properties Company | Object tracking and management system and method using radio-frequency identification tags |
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