CN105320115A - Lower computer model management method and management system - Google Patents
Lower computer model management method and management system Download PDFInfo
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- CN105320115A CN105320115A CN201510760787.6A CN201510760787A CN105320115A CN 105320115 A CN105320115 A CN 105320115A CN 201510760787 A CN201510760787 A CN 201510760787A CN 105320115 A CN105320115 A CN 105320115A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/41865—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by job scheduling, process planning, material flow
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32252—Scheduling production, machining, job shop
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to a lower computer model management method and management system, comprising a management type switch, a model management system PLC, a human computer interface operation screen, a host computer communication module, a data queue module and a production task queue module; the host computer management type switch is in connection with the management system, is in communication with the model management system PLC through a communication program model, and distributes data to the model management system PLC; the model management system PLC stores the data in the data queue module for processing and displays the data on the human computer interface operation screen; meanwhile, the production task queue module can extract data from data queues, and send data piece by piece to each production line PLC to perform corresponding processing; the human computer interface operation screen is also provided with production task queues, and can display production model data to be displayed. The lower computer model management method and management system facilitate rapid and effective model management of a multiple model mixed-model production line, make a production line to operate in a correct and stable way, and a complex management system simple and effective, and are more convenient to operate and popularize.
Description
Technical field
The present invention relates to a kind of vehicle management method and management system of multi-vehicle-type mix flow, the method and system rely on host computer and realize, and are applicable to the slave computer vehicle management of multi-vehicle-type mixed flow body in white welding and assembling production lines.
Background technology
The production sequence of traditional multi-vehicle-type mixed flow welding and assembling production lines and output are all directly be issued to each bar production line by host computer, then carry out corresponding PROCESS FOR TREATMENT according to the information received---such as break inspection, offline inspection and return online.Along with the development of auto industry; auto manufacturing progressively changes from traditional large-scale production to extensive intelligent production model; vehicle also becomes more diverse; thus cause production data sharply to increase, and various data message brings immense pressure also to the production of traditional welding and assembling production lines.
In order to adapt to extensive intelligent production model, be badly in need of a kind of special management system of research and development for receiving and understanding the information that host computer issues, be handed down to production line again, correct process can also be made according to different data messages to the body in white on welding and assembling production lines.
Summary of the invention
When object of the present invention is just for above-mentioned prior art deficiency, provide a kind of slave computer vehicle management method and management system.
The object of the invention is to be achieved through the following technical solutions, accompanying drawings is as follows:
A kind of slave computer vehicle management method, comprises the following steps:
When a, production line are just produced, host computer sends one group of model data to the next locomotive type management system, the data that slave computer vehicle management system is received are stored in data queue by vehicle code, serial number and status word information classification, often organize model data and comprise 30 data, every bar data include vehicle code, serial number and status word;
B, slave computer vehicle management system extract front 10 data from the reference position of data queue, are stored in production task queue and are issued to production line initial station, and remainder data rolls the room that covers and be extracted until can not extracted data in data queue simultaneously;
C, production line initial station extract the data in production task queue one by one and vehicle state actual in station are compared with the data of extraction, vehicle is identical, and by these data stored in entering subsequent work stations with vehicle body in the RFID (radio-frequency identification card) of vehicle body, remainder data rolls the room that covers and be extracted until production task queue can not extracted data simultaneously;
D, subsequent work stations read vehicle body data and carry out corresponding PROCESS FOR TREATMENT according to model data information, practical production status is fed back to the initial station of production line after subsequent work stations executes PROCESS FOR TREATMENT, and by slave computer vehicle management system, real-time status is uploaded to host computer in time through it;
E, when in production task queue can not extracted data time, production line initial station sends request signal to the next locomotive type management system, repeats step b after slave computer vehicle management system receives request signal;
F, when in data queue countless according to time, slave computer vehicle management system sends request signal to host computer, and request host computer sends one group of new model data, and host computer repeats step a after receiving request signal again.
In described step a, host computer sends data to the next locomotive type management system with serial data form, after slave computer vehicle management system receives serial data, account for 10 bytes with every bar serial data is divided into 30 small data strings and is stored in data queue, and the information all containing vehicle code, serial number and status word in every bar small data string, and respectively with 2,4 and 2 numerals, respectively account for 2,4 and 2 bytes and after status word, be connected with the space character of 2 bytes.
In described step f slave computer vehicle management system data queue in without model data time, can manual logging data.
As data message in slave computer vehicle management system need be changed in described production line production run, also can change in real time.
Practical production status is fed back to the initial station of production line after described subsequent work stations executes different PROCESS FOR TREATMENT, and by slave computer vehicle management system, real-time status is uploaded to host computer in time through it.
A kind of slave computer vehicle management system, is made up of managed switches, vehicle management system PLC (programmable logic controller (PLC)), man-machine interface operation screen, Upper machine communication module, data queue's module and production task Queue module;
Described managed switches is for connecting host computer and slave computer vehicle management system;
Described vehicle management system PLC is realized and upper machine communication by Upper machine communication module, and the model data that reception host computer issues is stored in data queue's module and processes;
Described production task Queue module can from data queue's module extracted data, and the data of extraction be stored into production task Queue module be sent to production line PLC one by one as model data to be produced;
Be provided with data queue and production task queue in described man-machine interface operation screen, model data to be produced in the model data after the process of data Queue module and production task module can be shown;
The production line state that production line PLC feeds back can also be uploaded to host computer by described vehicle management system PLC.
The quantity of the model data that described host computer issues at every turn is 30.
Described production task Queue module at every turn from data queue's module the quantity of extracted data be 10.
Described data queue and production task queue after being extracted data at every turn, and remainder data rolls and covers the room that is extracted until again without can extracted data in data queue and production task queue.
In described data queue form, data number is 0,10,20 or 30.
Data number 0 ~ 10 in described production task queue.
Information all containing vehicle code, serial number and status word in described data queue and production task queue.
Described model data to be produced can be sent to the production line PLC of one or more production line.
Accompanying drawing explanation
Fig. 1 is slave computer vehicle management system workflow diagram.
Beneficial effect: slave computer vehicle management method of the present invention and management system are convenient to multi-vehicle-type mix flow and are carried out vehicle fast and effectively and manage, make the operation that production line is correctly stable, and native system allow complicated management system simple effectively, simplify, and be more convenient for operation with promote.
Embodiment
A kind of slave computer vehicle management method, comprises the following steps:
When a, production line are just produced, host computer sends one group of model data to the next locomotive type management system, the data that slave computer vehicle management system is received are stored in data queue by vehicle code, serial number and status word information classification, often organize model data and comprise 30 data, every bar data include vehicle code, serial number and status word, and length is 10 bytes;
B, slave computer vehicle management system extract front 10 data from the reference position of data queue, are stored in production task queue and are issued to production line initial station, and remainder data rolls the room that covers and be extracted until can not extracted data in data queue simultaneously;
C, production line initial station extract the data in production task queue one by one and vehicle state actual in station are compared with the data of extraction, vehicle is identical, and by these data stored in entering subsequent work stations with vehicle body in the RFID of vehicle body, remainder data rolls the room that covers and be extracted until production task queue can not extracted data simultaneously;
D, subsequent work stations read vehicle body data and carry out corresponding PROCESS FOR TREATMENT according to model data information, practical production status is fed back to the initial station of production line after subsequent work stations executes PROCESS FOR TREATMENT, and by slave computer vehicle management system, real-time status is uploaded to host computer in time through it;
E, when in production task queue countless according to time, production line initial station sends request signal to the next locomotive type management system, repeats step b after slave computer vehicle management system receives request signal;
F, when in data queue countless according to time, slave computer vehicle management system sends request signal to host computer, and request host computer sends one group of new model data, and host computer repeats step a after receiving request signal again.
In described step a, host computer sends data to the next locomotive type management system with serial data form, after slave computer vehicle management system receives serial data, account for 10 bytes with every bar serial data is divided into 30 small data strings and is stored in data queue, and the information all containing vehicle code, serial number and status word in every bar small data string, and respectively with 2,4 and 2 numerals, respectively account for 2,4 and 2 bytes and after status word, be connected with the space character of 2 bytes, the model data that host computer is issued more in order and be easy to identify.Wherein, vehicle code is the foundation distinguishing various; Serial number is the unique identification of each car, is convenient to management; Status word is the PROCESS FOR TREATMENT needing to carry out.
In described step f slave computer vehicle management system data queue in without model data time, can manual logging data.
The interval quantity of double destructive test can modify in production run, can also button be revised by activation data and input password, the every bar information in list is modified.
After the robot of described subsequent work stations, fixture execute different PROCESS FOR TREATMENT, practical production status (output, beat etc.) is fed back to the initial station of production line, and by slave computer vehicle management system, real-time status is uploaded to host computer in time through it.
A kind of slave computer vehicle management system, is made up of managed switches, vehicle management system PLC, man-machine interface operation screen, Upper machine communication module, data queue's module and production task Queue module.Be connected by managed switches between host computer with slave computer vehicle management system, and by communication program module and vehicle management system PLC communication, issue 30 data to it at every turn.Receive 30 data are stored in data queue's module and process by vehicle management system PLC, then be shown to man-machine interface operation screen data queue in.Production task Queue module can extract front 10 data from data queue, and the data of extraction is stored into production task Queue module and is sent to each production line PLC one by one as model data to be produced.Vehicle state actual in station compares with the data of extraction by each production line PLC, and vehicle is identical, by these data stored in entering subsequent work stations reading vehicle body data with vehicle body in the RFID of vehicle body, and carries out corresponding PROCESS FOR TREATMENT according to model data information.Also be provided with production task queue in man-machine interface operation screen, model data to be produced in production task module can be shown.Meanwhile, data queue and production task queue are after each extracted data, and remainder data rolls and covers the room that is extracted until again without can extracted data in data queue and production task queue.
As shown in Figure 1, at multi-vehicle-type mixed flow body in white welding and assembling production lines, host computer issues production information to the next locomotive type management system, and receives the practical production status from production line PLC (output, the beat etc.) information that slave computer vehicle management system uploads and manage as a whole.The data message that slave computer vehicle management system forwards, as final topworks, is stored in vehicle body RFID by production line PLC one by one.Meanwhile, man-machine interface operation screen can demonstrate the information convenient operation personnel readings such as serial number, vehicle and status word in data.Robot, fixture etc. then can carry out according to different vehicles and status word the technological operation that presets.
In this process the next vehicle management system as order deciphering and turn originator, production information is issued in production line, also as the gatherer of actual production information, production line state is uploaded in host computer place.So the vital role of this system in multi-vehicle-type mixed flow body in white welding and assembling production lines is most important.
Information all containing vehicle code, serial number and status word in described data queue form and production task queue form.
Described model data to be produced can be sent to the production line PLC of one or more production line.
The production line state that production line PLC feeds back can also be uploaded to host computer by described vehicle management system PLC.
Information all containing vehicle code, serial number and status word in described data queue and production task queue.Wherein, described vehicle code is respectively by following numeral: 01-A vehicle, 11-B vehicle, 21-C vehicle, 31-Y vehicle.
Described status word is produced by following numeral: 01-respectively, 02-spare unit, and 03-inspection vehicle rolls off the production line, and 04-inspection vehicle returns, and 05-destroys entirely, and 06-data car returns, and 08-floor pieces damages, and 09-half destroys, and 14-half destroys deposit car, and 15-lays in car reduction.
Claims (9)
1. a slave computer vehicle management method, is characterized in that, comprises the following steps:
When a, production line are just produced, host computer sends one group of model data to the next locomotive type management system, the data that slave computer vehicle management system is received are stored in data queue by vehicle code, serial number and status word information classification, often organize model data and comprise 30 data, every bar data include vehicle code, serial number and status word;
B, slave computer vehicle management system extract front 10 data from the reference position of data queue, are stored in production task queue and are issued to production line initial station, and remainder data rolls the room that covers and be extracted until can not extracted data in data queue simultaneously;
C, production line initial station extract the data in production task queue one by one and vehicle state actual in station are compared with the data of extraction, vehicle is identical, and by these data stored in entering subsequent work stations with vehicle body in the RFID of vehicle body, remainder data rolls the room that covers and be extracted until production task queue can not extracted data simultaneously;
D, subsequent work stations read vehicle body data and carry out corresponding PROCESS FOR TREATMENT according to model data information, practical production status is fed back to the initial station of production line after subsequent work stations executes PROCESS FOR TREATMENT, and by slave computer vehicle management system, real-time status is uploaded to host computer in time through it;
E, when in production task queue can not extracted data time, production line initial station sends request signal to the next locomotive type management system, repeats step b after slave computer vehicle management system receives request signal;
F, when in data queue can not extracted data time, slave computer vehicle management system sends request signal to host computer, and request host computer sends one group of new model data, and host computer repeats step a after receiving request signal again.
2. slave computer vehicle management method according to claim 1, it is characterized in that: in described step a, host computer sends data to the next locomotive type management system with serial data form, after slave computer vehicle management system receives serial data, account for 10 bytes with every bar serial data is divided into 30 small data strings and is stored in data queue, and the information all containing vehicle code, serial number and status word in every bar small data string, and respectively with 2,4 and 2 numerals, respectively account for 2,4 and 2 bytes and after status word, be connected with the space character of 2 bytes.
3. slave computer vehicle management method according to claim 2, is characterized in that: in described step f slave computer vehicle management system data queue in without model data time, can manual logging data.
4. slave computer vehicle management method according to claim 2, is characterized in that: as changed data message in slave computer vehicle management system in described production line production run, can change in real time.
5. slave computer vehicle management system as claimed in claim 1, is characterized in that: be made up of managed switches, vehicle management system PLC, man-machine interface operation screen, Upper machine communication module, data queue's module and production task Queue module;
Described managed switches is for connecting host computer and slave computer vehicle management system;
Described vehicle management system PLC is realized and upper machine communication by Upper machine communication module, and the model data that reception host computer issues is stored in data queue's module and processes;
Described production task Queue module can from data queue's module extracted data, and the data of extraction be stored into production task Queue module be sent to production line PLC one by one as model data to be produced;
Be provided with data queue and production task queue in described man-machine interface operation screen, model data to be produced in the model data after the process of data Queue module and production task module can be shown;
The production line state that production line PLC feeds back can also be uploaded to host computer by described vehicle management system PLC.
6. slave computer vehicle management system according to claim 5, is characterized in that: the quantity of the model data that described host computer issues at every turn is 30, described production task Queue module at every turn from data queue's module the quantity of extracted data be 10.
7. slave computer vehicle management system according to claim 6, it is characterized in that: described data queue and production task queue after being extracted data at every turn, and remainder data rolls and covers the room that is extracted until again without can extracted data in data queue and production task queue.
8. slave computer vehicle management system according to claim 7, is characterized in that: the information all containing vehicle code, serial number and status word in described data queue and production task queue.
9. slave computer vehicle management system according to claim 5, is characterized in that: described model data to be produced can be sent to the production line PLC of one or more production line.
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| CN109676297A (en) * | 2019-02-14 | 2019-04-26 | 宁波吉利汽车研究开发有限公司 | Multi-vehicle-type mixed production solder joint information management system and method |
| CN109719433A (en) * | 2019-02-02 | 2019-05-07 | 宁波吉利汽车研究开发有限公司 | Multi-vehicle-type mixed production manufacturing integration system and method |
| CN110711974A (en) * | 2019-09-25 | 2020-01-21 | 中国第一汽车股份有限公司 | Multi-vehicle flexible welding line information management and scheduling system |
| CN110956436A (en) * | 2019-10-12 | 2020-04-03 | 中国第一汽车股份有限公司 | Data management method, device and system for welding production line |
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Application publication date: 20160210 |