CN104657835B - A kind of engineering shop's scheduling and monitoring system and method - Google Patents
A kind of engineering shop's scheduling and monitoring system and method Download PDFInfo
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Abstract
The present invention relates to a kind of scheduling of engineering shop and monitoring system and method, the system includes production scheduling and monitor supervision platform, multiple work stations and multiple handhold mobile data terminals, for the manufacturing process planned by enterprise resource planning and produced by the equipment in workshop to be scheduled and monitored, realize the monitoring and feedback of dynamically optimized scheduling and the movement of produced on-site process and logistics during Dynamic Manufacturing, the optimization of manufacturing process scheduling result is realized, suitable for popularization and application.
Description
Technical field
The invention belongs to technical field of automation, is related to a kind of engineering shop's scheduling and monitoring system and method.
Background technology
It is well known that ERP (ERP) and manufacturing execution system (MES) have it is certain to workshop level system
The function that the process of making is scheduled and controlled.But because manufacturing process is related to numerous equipment and production task, with manufacture
Task is constantly processed, is transported, and material flows along process route, constantly becomes finished product from raw material, entirely produced
The state of journey is fast changing；In addition often there are all kinds of dynamic events in manufacture scene, such as mechanical disorder, order variation, process time
Change etc..But existing all kinds of manufacturing process management systems, it may be possible to the one of ERP or manufacturing execution system
Individual module, or an independent system, often lack field data collection accurately and timely, lack monitoring and feedback mechanism, make
Existing Optimized Operation decision-making is obtained to be difficult to effectively implement in the state space of change.Meanwhile in production process, upper strata planning department
Door can not grasp workshop plan implementation status in real time, in product situation, material situation etc. in place, once go wrong, it is necessary to very
It could find for a long time, cause very big waste, even influence delivery date sometimes.Further, since the letter at scene can not be obtained in time
Breath, system can not timely and accurately carry out material allocation in the case where each station material goes wrong, so as to influence to produce into
Degree.
The content of the invention
Goal of the invention：
The present invention relates to a kind of scheduling of engineering shop and monitoring system and method, for by Enterprise Resources Plan system
The manufacturing process being planned and produced by the equipment in workshop of uniting is scheduled and monitored, during realizing Dynamic Manufacturing
The monitoring and feedback of dynamically optimized scheduling and the movement of produced on-site process and logistics, realize the optimal of manufacturing process scheduling result
Change.
Technical scheme：
The present invention is achieved through the following technical solutions：
A kind of engineering shop's scheduling and monitoring system, it is characterised in that：It is flat with monitoring that the system includes production scheduling
Platform, multiple work stations and multiple handhold mobile data terminals；Production scheduling is connected hand-held movement with monitor supervision platform by work station
Data terminal；Production scheduling device is to dispatch the task of manufacturing process built in production scheduling and monitor supervision platform, with external management system
Information exchange is carried out, is exchanged with the information of each work station, the status information of acquisition work station, to manufacturing process and its respectively sets in real time
It is standby to be monitored；Macro or mass analysis is carried out to information, and shown near real-time by Gantt chart, histogram, pie chart, refreshed and work as previous existence
Produce the state and process of dispatch list and materiel machining/conveying/consumption/supplement；The processing in each work station and workshop, assembling, transport,
Storage device or device binding, and RFID device is provided with, mainly including machining workstation, material delivery work station and material storage
Management work station；Handhold mobile data terminals enter row information with production scheduling monitor supervision platform and associated station and exchanged, obtain and
Show the schedule of tasks and status information of work station relevant device station.
Scheduling and monitoring method of a kind of scheduling of engineering shop as described above with monitoring system, it is characterised in that：Should
Method and step is as follows：
（1）, production scheduling and monitor supervision platform, including dispatch, monitor, display module, wherein：
1）Scheduler module is by scheduler calling Optimization scheduling algorithm, the production task assigned according to production planning system,
And the production scene real time data that monitoring module provides, by intelligent scheduling optimized algorithm, scheduling decision is obtained, is generated at this
The production scheduling table of " task-machine-time " of period, and send result to display and monitoring module；
2）Monitoring module has the function for exercising supervision and controlling to production scene simultaneously, and emphasis completes make-to-order process
Monitoring and Work-in-process tracking；
Obtained using radio sensing network and come from the production scene data of each work station, by data acquisition, matching and
Statistical disposition operates, and obtains on the completion situation of each single item processing tasks and its status information of correlative；Wherein, it is relevant
The information of production task includes having completed task, the processing of the task and the quantity for waiting task to be processed；The shape of material
State information includes stock information, in product information and finished product information；
Meanwhile task is in progress and is expected performance and is compared with production scheduling table, utilize Pull control algorithm pair
The machine process and beat of task carry out on-line tuning and amendment, and control instruction is sent into each work station performs, and by task
Overall implementation status feed back to reference of the scheduler module as Real-Time Scheduling, meanwhile, the above results are also sent to display mould
Block；
3）Display module
Each work station, station, the state of equipment or the production process of the manufacturing process are shown, refreshed near real-time；Borrow
Gantt chart display scheduling table, task processing progress, equipment machining state are helped, wherein being highlighted scheduled but in progress
Task；The transportation program of material is shown by Gantt chart, wherein being highlighted task that is scheduled but not yet transporting completion；Borrow
Help utilization rate, the information of supplies consumption rate of histogram display device；Show that the production schedule, scheduling perform with actual by pie chart
The ratio of situation；
（2）Work station is bound with workshop various kinds of equipment, is arranged in order according to manufacturing area
1）Machining workstation is bound according to equipment scale and some or one group of process equipment, and each work station has at least one
Cover RFID data harvester, by contactless real-time data acquisition, the completion to some process operation carry out demarcation and
Statistics；
2）Material delivery work station and a conveying arrangement are bound, and each work station has a set of RFID data collection dress
Put, by contactless real-time data acquisition, the performance of some process operation is demarcated and counted；
3）Material storage management work station is bound with one or more material buttress or warehouse district, and each work station has at least one
RFID data harvester is covered, is gathered by contactless near-realtime data, the quantity of certain a kind of material is counted；
（3）Handhold mobile data terminals are carried out by wireless sense network and production scheduling and monitor supervision platform and associated station
Information exchanges, and the operator to there is access right provides the schedule of tasks and real-time status letter of associated station/equipment station
Breath, there is provided manufacturing process upstream and downstream station or the station state information for having Matching Relationship；
（4）External management system includes production planning system, workshop management system, inventory management system, sales management system
System；
（5）Optimization scheduling algorithm, step are as follows：
According to the production task feature in workshop, scheduling time window is determined；Inquiry production task database, which is found, to be adapted to currently
The task events scheduled not yet of time window；After finding task events, if the task events of priority are there are, according to preferential
The task events for having priority are first scheduled by power order, if in the absence of the task events for having priority, or have priority
After the completion of task events scheduling, then dispatch the task events of no priority；After the completion of current time window task scheduling, it is rolled to
Next task time window, perform the scheduling of new round plan target；
（6）Pull control strategy, including production strategy and storage strategy：
Production strategy is related to machining workstation and transport station and administrative equipment, specifically includes, and work station is for manufacture
The observation data of process, the task events completed for bound equipment in current time window, the task thing being carrying out
Part and the task events information waited, the task events expection deadline of wait is estimated, with planning data and production
Dispatch command is contrasted, when comparing result is not met it is expected when, send token and pull existing completing or waiting for task
Event, and prompt operator to seek effective on-line tuning by mobile terminal；
Storage strategy is related to machining workstation and the transport station of storage work station and correlation, specifically includes, and works
The observation data stood for manufacturing process, chop or warehouse district material data in current time window for bound material, with plan
Data and dispatch command are compared, when comparing result is not met it is expected when, send token to above-mentioned found out expection material
The related machining workstation of deficiency or transport station.
Above-mentioned steps（5）In the specific scheduling process of each scheduler task event be query facility database, to find and properly hold
The equipment of the row task, continue the related work station of query device specific, obtain current device status information, including whether can
With, existing scheduled task events information in progress, accordingly again by intelligent optimization algorithm scheduling select not by
The task of scheduling, provide the dispatch list of " task-equipment ".
Advantage and effect：
The present invention proposes a kind of engineering shop's scheduling and monitoring system and method, has compared with the existing methods
Following advantage：
The present invention realize machine is added in Workshop Dynamic production process the monitoring of workpiece logistics event and logistics movement and
Feedback, it compensate for existing Optimization of Production Dispatching system and method mostly and ignore plant site actual state, cause ideally
The shortcoming that can not put into practice in practice of Optimized Operation scheme；Strategy is pulled by directly effective, processing is prolonged in time
When, mechanical disorder and other various uncertain problems respond, to those and former scheduling scheme task events devious
Enter Mobile state adjustment, effectively control the machine process and beat of production task, and Workshop Production system can be improved to uncertain
Property adaptivity and production scheduling agility, reduce influence that the various dynamic changes of either inside are brought to production system and
Loss, the optimization of machine-building process scheduling result is realized, suitable for popularization and application.
Brief description of the drawings：
Fig. 1 is present system schematic diagram；
Fig. 2 is Optimization scheduling algorithm flow chart；
Fig. 3 is task events scheduling flow figure；
Fig. 4 is Pull control strategic process figure.
Embodiment
The present invention is described further below in conjunction with the accompanying drawings：
The invention provides a kind of scheduling of engineering shop and monitoring system and method, as shown in fig. 1, its feature exists
In：The system includes production scheduling and monitor supervision platform, multiple work stations and multiple handhold mobile data terminals.Production scheduling and prison
Control platform connects handhold mobile data terminals by work station；Production scheduling is with production scheduling device built in monitor supervision platform with the system of dispatching
The task of process is made, information exchange is carried out with external management system, is exchanged with the information of each work station, obtain work station in real time
Status information, manufacturing process and its each equipment are monitored；To information carry out Macro or mass analysis, and by Gantt chart, histogram,
Pie chart etc. accurately shows, refreshed the state and process of current production scheduling table and materiel machining/conveying/consumption/supplement in real time；
Processing, assembling, transport, storage device or the device binding in each work station and workshop, and RFID device is provided with, adopted with data
The function such as collect, collect, uploading, mainly including machining workstation, material delivery work station and material storage management work station；It is hand-held
Mobile data terminal enters row information with production scheduling monitor supervision platform and associated station and exchanged, and obtains that work station is related sets to display
The schedule of tasks and status information of standby station.
Scheduling and monitoring method of a kind of scheduling of engineering shop as claimed in claim 1 with monitoring system, its feature
It is：This method step is as follows：
（1）, production scheduling and monitor supervision platform, including dispatch, monitor, display module, wherein：
1）Scheduler module is by scheduler calling Optimization scheduling algorithm, the production task assigned according to production planning system,
And the production scene real time data that monitoring module provides, by intelligent scheduling optimized algorithm, scheduling decision is obtained, is generated at this
The production scheduling table of " task-machine-time " of period, and send result to display and monitoring module；
2）Monitoring module has the function for exercising supervision and controlling to production scene simultaneously, and emphasis completes make-to-order process
Monitoring and Work-in-process tracking；
Obtained using radio sensing network and come from the production scene data of each work station, by data acquisition, matching and
Statistical disposition etc. operates, and obtains on the completion situation of each single item processing tasks and its status information of correlative；Wherein, have
Close the information of production task and include having completed task, the processing of the task and the quantity for waiting task to be processed；Material
Status information includes stock information, in product information and finished product information；
Meanwhile task is in progress and is expected performance and is compared with production scheduling table, utilize Pull control algorithm pair
The machine process and beat of task carry out on-line tuning and amendment, and control instruction is sent into each work station performs, and by task
Overall implementation status feed back to reference of the scheduler module as Real-Time Scheduling, meanwhile, the above results are also sent to display mould
Block；
3）Display module
Each work station, station, the state of equipment or the production process of the manufacturing process are shown, refreshed near real-time；Borrow
Gantt chart display scheduling table, task processing progress, equipment machining state are helped, wherein being highlighted scheduled but in progress
Task；The transportation program of material is shown by Gantt chart, wherein being highlighted task that is scheduled but not yet transporting completion；Borrow
Help utilization rate, the information of supplies consumption rate of histogram display device；Show that the production schedule, scheduling perform with actual by pie chart
The ratio of situation；
（2）Work station and workshop are all kinds of essentially according to the orderly cloth in manufacturing area
1）Machining workstation is bound according to equipment scale and some or one group of process equipment, and each work station has at least one
Cover RFID data harvester, by contactless real-time data acquisition, the completion to some process operation carry out demarcation and
Statistics；
2）Material delivery work station and a conveying arrangement（Moving cart etc.）Binding, each work station have a set of RFID
Data acquisition device, by contactless real-time data acquisition, the completion to some process operation is demarcated and counted；
3）Material storage management work station and one or more material buttress, warehouse district（May storage be raw material, semi-finished product or
Finished product）Binding, each work station have at least a set of RFID data harvester, gathered by contactless near-realtime data,
The quantity of certain a kind of material is counted；
（3）Handhold mobile data terminals are carried out by wireless sense network and production scheduling and monitor supervision platform and associated station
Information exchanges, and the operator to there is access right provides the schedule of tasks and real-time status letter of associated station/equipment station
Breath, there is provided manufacturing process upstream and downstream station or the station state information for having Matching Relationship；
（4）External management system includes production planning system, workshop management system, inventory management system, sales management system
System；
（5）Optimization scheduling algorithm, step are as follows：
According to the production task feature in workshop, scheduling time window is determined；Inquiry production task database, which is found, to be adapted to currently
The task events scheduled not yet of time window；After finding task events, if the task events of priority are there are, according to preferential
The task events for having priority are first scheduled by power order, if in the absence of the task events for having priority, or have priority
After the completion of task events scheduling, then dispatch the task events of no priority；After the completion of current time window task scheduling, it is rolled to
Next task time window, perform the scheduling of new round plan target；The flow of dispatching algorithm is as shown in Figure 2.
（6）Pull control strategy, including production strategy and storage strategy：
Production strategy is related to machining workstation and transport station and administrative equipment, specifically includes, and work station is for manufacture
The observation data of process, the task events completed for bound equipment in current time window, the task thing being carrying out
Part and the task events information waited, the task events expection deadline of wait is estimated, with planning data and production
Dispatch command is contrasted, when comparing result is not met it is expected when, send token and pull existing completing or waiting for task
Event, and prompt operator to seek effective on-line tuning by mobile terminal；
Storage strategy is related to machining workstation and the transport station of storage work station and correlation, specifically includes, and works
The observation data stood for manufacturing process, chop or warehouse district material data in current time window for bound material, with plan
Data and dispatch command are compared, when comparing result is not met it is expected when, send token to above-mentioned found out expection material
The related machining workstation of deficiency or transport station.Pull control strategic process figure is as shown in Figure 4.
3rd, engineering shop's scheduling according to claim 2 and monitoring method, it is characterised in that：Above-mentioned steps
（5）In the specific scheduling process of each scheduler task event be query facility database, to find the equipment for properly performing the task,
Continue the related work station of query device specific, obtain current device status information, include whether can use, it is existing it is scheduled still
Uncompleted task events information, the not scheduled task selected again by intelligent optimization algorithm scheduling accordingly, provides and " appoints
The dispatch list of business-equipment ".The algorithm flow of task events scheduling is as shown in Figure 3.
Claims (2)
1. scheduling and monitoring method of a kind of engineering shop's scheduling with monitoring system, it is characterised in that：This method step is such as
Under：
（1）, production scheduling and monitor supervision platform, including dispatch, monitor, display module, wherein：
1）Scheduler module is by scheduler calling Optimization scheduling algorithm, the production task assigned according to production planning system, and
The production scene real time data that monitoring module provides, by intelligent scheduling optimized algorithm, scheduling decision is obtained, is generated in this time
The production scheduling table of " task-machine-time " of section, and send result to display and monitoring module；
2）Monitoring module has the function for exercising supervision and controlling to production scene simultaneously, and emphasis completes make-to-order process monitoring
And Work-in-process tracking；
The production scene data for coming from each work station are obtained using radio sensing network, pass through data acquisition, matching and statistics
Processing operation, is obtained on the completion situation of each single item processing tasks and its status information of correlative；Wherein, relevant production
The information of task includes having completed task, the processing of the task and the quantity for waiting task to be processed；The state letter of material
Breath includes stock information, in product information and finished product information；
Meanwhile task is in progress and is expected performance and is compared with production scheduling table, using Pull control algorithm to task
Machine process and beat carry out on-line tuning and amendment, control instruction is sent into each work station performs, and by the total of task
Body implementation status feeds back to reference of the scheduler module as Real-Time Scheduling, meanwhile, the above results are also sent to display module；
3）Display module；
Each work station, station, the state of equipment or the production process of the manufacturing process are shown, refreshed near real-time；By sweet
Special figure display scheduling table, task processing progress, equipment machining state, wherein being highlighted scheduled but in progress appoint
Business；The transportation program of material is shown by Gantt chart, wherein being highlighted task that is scheduled but not yet transporting completion；By
Utilization rate, the information of supplies consumption rate of histogram display device；Show that the production schedule, scheduling perform feelings with actual by pie chart
The ratio of condition；
（2）Work station is bound with workshop various kinds of equipment, is arranged in order according to manufacturing area；
1）According to equipment scale and some or one group of process equipment binding, each work station has at least a set of machining workstation
RFID data harvester, by contactless real-time data acquisition, the completion to some process operation is demarcated and united
Meter；
2）Material delivery work station and a conveying arrangement are bound, and each work station has a set of RFID data harvester, leads to
Contactless real-time data acquisition is crossed, the performance of some process operation is demarcated and counted；
3）Material storage management work station is bound with one or more material buttress or warehouse district, and each work station has at least a set of
RFID data harvester, gathered by contactless near-realtime data, the quantity of certain a kind of material is counted；
（3）Handhold mobile data terminals enter row information by wireless sense network and production scheduling and monitor supervision platform and associated station
Exchange, the operator to there is access right provides the schedule of tasks and real time status information of associated station/equipment station, carried
For manufacturing process upstream and downstream station or there is the station state information of Matching Relationship；
（4）External management system includes production planning system, workshop management system, inventory management system, sale management system；
（5）Optimization scheduling algorithm, step are as follows：
According to the production task feature in workshop, scheduling time window is determined；Inquiry production task database finds suitable current time
The task events scheduled not yet of window；It is suitable according to priority if there are the task events of priority after finding task events
Sequence, first the task events for having priority are scheduled, if in the absence of the task events for having priority, or have the task of priority
After the completion of event scheduling, then dispatch the task events of no priority；After the completion of current time window task scheduling, it is rolled to next
Task time window, perform the scheduling of new round plan target；
（6）Pull control strategy, including production strategy and storage strategy：
Production strategy is related to machining workstation and transport station and administrative equipment, specifically includes, and work station is directed to manufacturing process
Observation data, the task events completed for bound equipment in current time window, the task events being carrying out and
The task events information of wait, the task events expection deadline of wait is estimated, with planning data and production scheduling
Instruction is contrasted, when comparing result is not met it is expected when, send token and pull existing task events completed or waited,
And operator is prompted to seek effective on-line tuning by mobile terminal；
Storage strategy is related to machining workstation and the transport station of storage work station and correlation, specifically includes, work station pin
Observation data to manufacturing process, chop or warehouse district material data in current time window for bound material, with planning data
Be compared with dispatch command, when comparing result is not met it is expected when, send token to found out expection material deficiency phase
Close machining workstation or transport station.
2. scheduling and monitoring method, its feature of the engineering shop's scheduling according to claim 1 with monitoring system exist
In：Above-mentioned steps（5）In the specific scheduling process of each scheduler task event be query facility database, finding suitable perform should
The equipment of task, continue the related work station of query device specific, obtain current device status information, include whether can use, it is existing
Have scheduled task events information in progress, accordingly again by intelligent optimization algorithm scheduling select be not scheduled
Task, provide the dispatch list of " task-equipment ".
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| CN103167274A (en) * | 2011-12-15 | 2013-06-19 | 长沙市启仁信息技术有限公司 | Intelligent video monitoring system and intelligent video monitoring method of petroleum product transportation based on Internet of things |
| CN103176439A (en) * | 2011-12-20 | 2013-06-26 | 陕西银星科技有限公司 | Production process management system applying RFID (radiofrequency identification) |
| CN102929219A (en) * | 2012-09-24 | 2013-02-13 | 四川大学 | Cloud-computing-based production monitoring and intelligent scheduling decision making system |
| CN102979524A (en) * | 2012-11-12 | 2013-03-20 | 陈小林 | Robot control mining system |
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