CN106444643B - A kind of order assigns scheduling and product mix ordering system and method - Google Patents
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Abstract
The invention discloses a kind of orders to assign scheduling and product mix ordering system and method, and system includes input module, cloud storage module, processing module and output module；Input module, processing module and output module are connect with cloud storage module；Its method determines producing line pot life according to the total demand of the product mix of the real-time requirement of order, the product mix real-time requirement of preceding planning cycle scheduling order and current planning period quasi- scheduling；By different product mix, hand on the Order splitting to different parallel processing lines of phase；Consider the production scheduling plan that the setting time on each board between each product generates each producing line mixing order product, the probability that product completes on time on every processing line, and the production routine of real-time update numerically-controlled machine tool are maximized in each planning cycle；It realizes and is suitably assigned to different customer order in the parallel producing line of each item in batches according to friendship phase and the difference of items, and then generate the purpose of the production scheduling plan of each producing line.
Description
Technical field
The invention belongs to numerical control machine tool technique fields, assign scheduling more particularly, to a kind of order and are arranged with product mix
Sequence system and method.
Background technology
In manufacturing type enterprise, the real time information amount of new customer order is big, the real time information amount of converted products is big, and
When obtain and handle information for improve production efficiency it is particularly important；One of high power capacity mixed type manufacturing enterprise problems faced is
The Order splitting of different product and sequence on resources of production；The multiple customer orders of enterprise dynamic reception, and each order product
Friendship phase demand is different；And for each planning cycle, the order demand distribution of every producing line product and production scheduling are because of meter
It draws period difference and needs constantly adjustment；Therefore, in specific planning cycle different product and hand over the order of phase it is parallel it is a plurality of from
The product Machining Sequencing of dynamic Flexible Manufacture line distribution and each production line is very challenging.
The demand of product is big in flexible production line, manufacturing procedure is more, be difficult in current production schedule cycle determine it is new
The optimal insertion point of customer demand.Further, since every flexible production line there can be different production rates, it is difficult to difference
Client's difference hands over the Order splitting flexible production line of phase and different product.
When carrying out the scheduling of multi-processing line dynamic order and the sequence of real-time product mix, the real time information of customer order is very heavy
It wants；Customer order difference model and the real-time requirement of phase is handed in system, different machining sectors in product in flexible production line
The real time information of real time information and planning cycle customer order unfinished work, to the difference visitor of current planning period flexible production line
The product total demand needs of family order are distributed in real time.
Invention content
For the disadvantages described above or Improvement requirement of the prior art, assigns scheduling the present invention provides a kind of order and mix production
Product ordering system and method, its object is to realize on production line in current planning cycle the product demand of different orders reality
When distribute.
To achieve the above object, according to one aspect of the present invention, it provides a kind of order and assigns scheduling and product mix
Ordering system, including input module, cloud storage module, processing module and output module；
Wherein, input module, processing module and output module are connect with cloud storage module；
Input module has network interface and RFID interface, for receiving real time orders information, on production line in product
Real time information；
Product and friendship phase real-time unascertained information including order and the order and product mix of the processing that will reach the standard grade
Real time data and production line on product real time information；
Processing module is used to obtain the real-time status data of new order data, order and product from cloud storage module, newly order
Single distribution and sorting data；And it is distributed and product mix sequence side according to the customer order in these data generation plan periods
Case；
Output module is used to obtain the data of the Order splitting and product mix sequence of each product of production line model, and is used for
Update the processing program of each production line；
The real time orders information and preceding planning cycle and current planning week that cloud storage module is used to receive input module
The Order splitting of phase, product mix sequence information storage to high in the clouds and the real-time update more new production under the control of processing module
The processing program of line.
Preferably, above-mentioned system, input module include block of state and new order module arranged side by side；Wherein, state
Module is used to obtain the real time information on production line in product；New order module is for obtaining real time orders information.
Preferably, above-mentioned system, cloud storage module include data storage cell arranged side by side, nc program storage
Unit and fabrication plan and program update module；
Wherein, data storage cell is used to store the Order splitting and product mix sequence of product mix according to planning cycle
Row；
Nc program storage unit is used to store the nc program of different product model；
Fabrication plan and program update module are used to be ordered as each production line according to the Order splitting and mixed flow of cycle product
Affiliated numerically-controlled machine tool creates and updates fabrication plan and processing program.
Preferably, above-mentioned system, processing module include the data input module being sequentially connected, the first data simulation mould
Block and the second data simulation module；
Wherein, data input module is used to receive data from cloud storage module；
First data simulation module is used for the Order splitting according to customer order information and completed planning cycle and mixes
Model sequencing plan is closed, the backlog in current planning period is gone out by simulation calculation, numerically-controlled machine tool is real-time on production line
The order pond information that state and current planning period will launch；
Second data simulation module is used for the real-time status according to numerically-controlled machine tool on the data of backlog, production line,
And the order pond that the current planning period launches, to determine Order splitting and the product mix sequence side of current planning cycle product
Case.
Preferably, above-mentioned system, output module include Order splitting and sorting module and processing program update module；
Wherein, Order splitting and sorting module are used to obtain current planning cycle product Order splitting from processing module and mix
Model sequencing information is closed, and transmits this information to cloud storage module；
Processing program update module is used to be sorted according to the Order splitting and product mix of product in the current planning period, more
Newly from the processing program of numerically-controlled machine tool on the flexible production line that cloud storage module Program module obtains.
It is another aspect of this invention to provide that providing a kind of order assigns scheduling and product mix sort method, including such as
Lower step：
(1) by data warehouse storage basic data information and on-site supervision data information；Wherein, basic data information is main
Including order information, technique information, resource information, semi-finished product inventory information and in product information；On-site supervision information is mainly wrapped
Product is included in the processing situation of each lathe or work centre, the execution of plan and performance, the working order of equipment, material
Transhipment situation etc. execute related data with scene；
(2) basic data information, including technique information, product information, order information are read from data warehouse；
(3) Technology Modeling, simulation modeling and mathematical modeling are carried out according to above-mentioned basic data information；
(4) mathematical model is docked by the rule base optimization algorithm customized；And it is carried out by the basic data in data warehouse
Iteration optimization calculates, and obtains the production schedule and product mix scheduling scheme of one or more parallel producing lines；Including order decomposition,
Sub- order is assigned and product mix sequence；
(5) order completion rate, manufacturing cycle and the resource utilization of scheme are assessed, according to enterprise practical demand and
Emphasis carries out option screening；Planned by controlling the parameter of prioritization scheme for not meeting the expected scheduling scheme of scheduling
The optimization of scheduling；
(6) operating condition for the executive condition and field device that monitoring is assigned plans collects exception information and feeds back to number
According to warehouse to drive modeling optimization, new Optimized Operation scheme is generated.
Preferably, the above order assigns scheduling and product mix sort method, and step (3) includes following sub-step：
(3.1) Technology Modeling is carried out according to process layout's information to the manufacture system of flexible parallel mix flow；
(3.2) simulation model is established using digital drive technology according to Technology Modeling；
(3.3) according to the technological parameter of simulation model and flexible parallel mix flow establish the sub- lot sizing order of order,
Each producing line product mix order models that sub- batch tasks producing line distribution and task based access control are assigned；Establish respective objects letter simultaneously
Number and realistic constraint conditions condition.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, can obtain down and show
Beneficial effect：
(1) order provided by the present invention assigns scheduling and product mix ordering system, has modular structure simple, spirit
It is living, the characteristics of being easily installed；And cost is not high, is easily integrated on current all kinds of flexible production lines；
(2) order provided by the present invention assigns scheduling and product mix ordering system, is being made in all kinds of flexible production lines
The real time information of product is easy to get by RFID sensor, and RFID sensor can be conveniently mounted to the numerical control machine of flexible production line
On bed；It is easily achieved；
(3) order provided by the present invention assigns scheduling and product mix ordering system and method, using cloud storage module,
User demand is realized based on cloud computing and assigns the integrated of scheduling information；All kinds of order taking responsibilities, customer demand are integrated into cloud
Memory module is integrally considered；And the data not stored in home environment are sent to high in the clouds, it will be not in home environment operation
Process is stored to high in the clouds；
It is sorted according to current planning period Order splitting and product mix, by the machining code of flexible production line numerically-controlled machine tool
Each board is uploaded in time, realize the real-time acquisition of data and is transmitted, when reducing on board total setting between different product
It is long, greatly improve the real-time of the Order splitting and product mix sequence in flexible production thread environment；Its method is for existing
There is the two benches scheduling method detached in technology, reinforces the coupled relation of Major program layer and sub- plan layer；In main production plan layer
Face considers the producing line online information of real-time update, in careful regulation level, forms unified constraints and production logic；With master
The accurate coupling of plan, plays accurate Instructing manufacture, quickly copes with all kinds of abnormal effects.
Description of the drawings
Fig. 1 is the system block diagram that the order that embodiment provides assigns scheduling and product mix ordering system；
Fig. 2 is that the order provided using embodiment assigns the flow that scheduling carries out assigning scheduling with product mix ordering system
Schematic diagram；
It is that the order that embodiment provides assigns the flow diagram of scheduling and product mix sort method shown in Fig. 3；
In all the appended drawings, identical reference numeral is used for indicating identical element or structure, wherein：
2- input modules, 3- cloud storages module, 4- processing modules, 5- output modules, 7- block of state, 8- new order moulds
Block, 9- data storage cells, 15- fabrication plans and program update module, 16- Order splittings and sorting module, 17- processing programs
Update module, 21- nc programs storage unit, 23- data storage cells, 24- nc programs storage unit, 25-
Fabrication plan and program update module.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below that
Conflict is not constituted between this to can be combined with each other.
In embodiment, by taking the automatic flexible production line in auto manufacturing as an example, it is specifically described provided by the invention order
Single dispatch is dispatched and product mix ordering system；The order that embodiment provides assigns scheduling and product mix ordering system, is
Block diagram unite as shown in Figure 1, including input module 2, cloud storage module 3, processing module 4, output module 5；Wherein, input module 2,
Processing module 4 and output module 5 are connect with cloud storage module 3；
Wherein, input module 2 be used to obtain the order product mix that receives and friendship phase demand real-time uncertain data,
Intend the real time data of the order and product mix state of scheduling in planning cycle；Specifically comprising each customer order to be produced with
The model quantity of corresponding friendship phase；Data include by sensor on numerically-controlled machine tool or the real-time input obtained from network letter
Breath；
Input module 2 includes block of state 7 and new order module 8 arranged side by side；Block of state 7 is used to obtain on production line
The real time information of product；New order module 8 is for obtaining real time orders information.
Wherein, cloud storage module 3 be used for the real time orders information that receives input module and previous planning cycle and
The Order splitting in current planning period, the information storage of product mix sequence are soft to high in the clouds, and under the control of processing module
Property production line in different numerically-controlled machine tools different product model real-time update processing program；
Cloud storage module 3 includes data storage cell 23, nc program storage unit 24 and fabrication plan and program
Update module 25；
Wherein, data storage cell 23 is used to store the Order splitting and product mix sequence of product mix according to planning cycle
Row；
Nc program storage unit 24 is used to store the nc program of different product model；
Fabrication plan and program update module 25 are used to be ordered as each production according to the Order splitting and mixed flow of cycle product
Numerically-controlled machine tool belonging to line creates and updates fabrication plan and processing program.
Wherein, processing module 4 includes data input module 9, the first data simulation module 21 and the second data simulation module
15；
Wherein, data input module 9 is used to receive data from cloud storage module；First data simulation module 21 is used for basis
Customer order information and Order splitting and the product mix sequence of completed planning cycle are planned, and are gone out currently by simulation calculation
What the real-time status of numerically-controlled machine tool and current planning period will launch on the backlog of planning cycle, production line orders
Dan Chi；Second data simulation module 15 is used for the real-time status according to numerically-controlled machine tool on the data of backlog, production line, with
And the order pond that the current planning period launches, to determine Order splitting and the product mix sequence side of current planning cycle product
Case.
Output module 5 is used to obtain the data of the Order splitting and product mix sequence of each product of production line model, is used in combination
In the processing program for updating each production line；
Wherein, output module 5 includes Order splitting and sorting module 16 and processing program update module 17；Order splitting and
Sorting module 16 is used to obtain current planning cycle product Order splitting and product mix sequencing information from processing module, and should
Information is sent to cloud storage module；
Processing program update module 17 is used to be sorted according to the Order splitting and product mix of product in the current planning period,
Update the processing program from numerically-controlled machine tool on the flexible production line that cloud storage module Program module obtains.
Assign to dispatch using this order that embodiment provides and carries out single dispatch scheduling with product mix ordering system and mix
The flow of model sequencing is closed as shown in Fig. 2, its input module 2 is obtained by network receives order product mix and friendship phase demand
Uncertain data, from being set to several planning cycle scheduling orders and product mix before RFID sensor on numerically-controlled machine tool obtains
Real-time status；
The bar code reader of each product model is scanned by radio frequency identification, stores the information of product model,
Including order, process and the friendship phase belonging to it；In the production line, it when product model, which reaches numerically-controlled machine tool, to be processed, utilizes
The bar code being set on the RFID scanning product models on numerically-controlled machine tool, obtains the information in bar code, including belonging to it
Order, process, and hand over the phase；
Product mix demand is obtained by network and will receive the real time information of order form delivery time, including affiliated order, mould
The real time information such as type demand, process；Above-mentioned real time information is stored beyond the clouds by cloud storage module；Cloud storage module from input mould
Block obtain product mix demand and quasi- friendship phase for receiving order etc. in real time uncertain information and in planning cycle by scheduling order
With the real-time status of product mix；
Planning cycle Order splitting and product mix sort and store different product mould before cloud storage module is also stored with
The nc program of type .STL .OBJ, DXF or .IGES format, the files of these formats include product model 3D information and
The cutter path of corresponding manufacturing procedure；The fabrication plan and program update module of cloud storage module are according to planning cycle product
Order splitting and product mix sequence generate the processing program on each numerically-controlled machine tool；
Wherein, the first data simulation module 21 of processing module 4 obtains information from cloud storage end, according to the information got
The product model demand in the order besieged city before calculating in planning cycle, is completed the time needed for product model, and current meter
Draw the accurate demand that the period needs product model in each order of scheduling；This calculating is to be based on simulated program, simulated program fortune
The procedural model being had proposed in row flexible production line, including when the quantity of every producing line board unit, circulation time, day work
Between, especially for automobile production enterprise, obtain order pond of the scheduling on a plurality of automatic flexible production line；
Second data simulation module 15 creates the scheduling of optimization according to the product model demand information of each order；It is
Order splitting and product mix sequence on a plurality of flexible production line and the program drafted, it is raw especially for the flexibility of auto manufacturing
Producing line；This scheduling considers the reliability of numerically-controlled machine tool in environment, machine human reriability and flexible production line, and with most
Bigization ensures that the probability that product model is completed before the friendship phase is target；
The file received is uploaded to the data storage cell 23 of cloud storage module, fabrication plan and program by output module
The numerically-controlled machine tool that update module 25 generates the flexible production lines such as .STL .OBJ, DXF or .IGES according to the data received is processed
File；The numerically-controlled machine tool of each flexible production line downloads the corresponding processing program of product model to process from cloud storage module.
It is that the order that embodiment provides assigns the flow diagram of scheduling and product mix sort method, specifically shown in Fig. 3
Include the following steps：
(1) by data warehouse storage basic data information and on-site supervision data information；Wherein, basic data information is main
Including order information, technique information, resource information, semi-finished product inventory information and in product information；On-site supervision information is mainly wrapped
Product is included in the processing situation of each lathe or work centre, the execution of plan and performance, the working order of equipment, material
Transhipment situation etc. execute related various data with scene；
(2) required various basic datas are read from data warehouse, including are technique information, product information, order information
Deng preparing for modeling module；
(3) Technology Modeling, simulation modeling and mathematical modeling；It include specifically following sub-step：
(3.1) Technology Modeling is carried out according to process layout's information to the manufacture system of flexible parallel mix flow；
(3.2) simulation model is established using digital drive technology according to Technology Modeling；Simulation model is mainly to the manufacture
System carries out predictive analysis, and cooperation MES is to being timely feedbacked and being updated in the information such as product and equipment when leading to；
(3.3) order is established for flexible parallel mix flow, according to its technological parameter according to the model of simulation modeling
What sub- lot sizing order (lot-size), sub- batch tasks producing line distribution (lot-size assigned) and task based access control were assigned
Each producing line product mix sequencing mathematical model, and establish respective objects function and realistic constraint conditions condition；
(4) mathematical model is docked by the rule base optimization algorithm of customized development；And pass through all kinds of bases in data warehouse
Data are iterated optimization and calculate, and obtain the production schedule and the detailed scheduling scheme of product mix of one or more parallel producing lines；
Including order decomposition, sub- order is assigned, product mix sequence；
(5) order completion rate, manufacturing cycle and the resource utilization of scheme are assessed, according to enterprise practical demand and
Emphasis carries out option screening；Planned by controlling the parameter of prioritization scheme for not meeting the expected scheduling scheme of scheduling
The optimization of scheduling；
(6) operating condition for being directed to the executive condition and field device assigned plans is monitored, and is then collected if any abnormal
Exception information simultaneously feeds back to data warehouse to drive modeling optimization, generates new Optimized Operation scheme.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all within the spirits and principles of the present invention made by all any modification, equivalent and improvement etc., should all include
Within protection scope of the present invention.
Claims (6)
1. a kind of order assigns scheduling and product mix ordering system, which is characterized in that including input module, cloud storage module,
Processing module and output module；The input module, processing module and output module are connect with cloud storage module；
The input module has network interface and RFID interface, for receiving real time orders information, on production line in product
Real time information；
The processing module is used to obtain the real-time status data of new order data, order and product from cloud storage module, newly order
Single distribution and sorting data, and the customer order distribution in the data generation plan period and product mix sequencing schemes accordingly；
The processing module includes the data input module being sequentially connected, the first data simulation module and the second data simulation mould
Block；The data input module is used to receive data from cloud storage module；The first data simulation module is used for according to client
Order splitting and the product mix sequence of order information and completed planning cycle are planned, and go out current planning by simulation calculation
The order pond that the real-time status of numerically-controlled machine tool and current planning period will launch on the backlog in period, production line
Information；The second data simulation module is used for the real-time status according to numerically-controlled machine tool on the data of backlog, production line,
And the order pond that the current planning period launches, to determine Order splitting and the product mix sequence side of current planning cycle product
Case；
The output module is used to obtain the data of the Order splitting and product mix sequence of each product of production line model, and is used for
Update the processing program of each production line；
The real time orders information and preceding planning cycle and current planning week that the cloud storage module is used to receive input module
The Order splitting of phase, product mix sequence information storage to high in the clouds and under the control of processing module real-time update production line
Processing program.
2. order as described in claim 1 assigns scheduling and product mix ordering system, which is characterized in that the input module
Including block of state arranged side by side and new order module；
The block of state is used to obtain the real time information on production line in product；The new order module is ordered in real time for obtaining
Single information.
3. order as claimed in claim 1 or 2 assigns scheduling and product mix ordering system, which is characterized in that the cloud is deposited
Storing up module includes：
Data storage cell, Order splitting and product mix sequence for storing product mix according to planning cycle；
Nc program storage unit, the nc program for storing different product model；
Fabrication plan and program update module, for being ordered as belonging to each production line according to the Order splitting and mixed flow of cycle product
Numerically-controlled machine tool create and update fabrication plan and processing program.
4. order as claimed in claim 1 or 2 assigns scheduling and product mix ordering system, which is characterized in that the output
Module includes Order splitting and sorting module and processing program update module arranged side by side；
The Order splitting and sorting module are used to obtain current planning cycle product Order splitting from processing module and mixing is produced
Product sequencing information, and transmit this information to cloud storage module；
The processing program update module is used to be sorted according to the Order splitting and product mix of product in the current planning period, more
Newly from the processing program of numerically-controlled machine tool on the flexible production line that cloud storage module Program module obtains.
5. a kind of assigning order point of the scheduling with product mix ordering system based on Claims 1-4 any one of them order
Group's scheduling and product mix sort method, which is characterized in that include the following steps：
(1) by data warehouse storage basic data information and on-site supervision data information；
(2) basic data information is obtained from data warehouse；Including technique information, product information, order information；
(3) mathematical modeling is carried out according to the basic data information；
(4) mathematical model obtained according to mathematical modeling is iterated optimization by the basic data in data warehouse and calculates,
Obtain the production schedule and product mix scheduling scheme of one or more parallel producing lines；Including order decomposition, sub- order assign and
Product mix sorts；
(5) the order completion rate of the production schedule and product mix scheduling scheme, manufacturing cycle and resource utilization are carried out
Assessment screening；It is optimized to not meeting the expected scheduling scheme of scheduling by controlling the parameter of prioritization scheme；
(6) operating condition for monitoring assigned plans executive condition and field device collects exception information and feeds back to data
Warehouse generates new Optimized Operation scheme to drive modeling optimization.
6. order as claimed in claim 5 assigns scheduling and product mix sort method, which is characterized in that the step (3)
Including following sub-step：
(3.1) Technology Modeling is carried out according to process layout's information to the manufacture system of flexible parallel mix flow；
(3.2) simulation model is established using digital drive technology according to Technology Modeling；
(3.3) include order batch point according to the technological parameter foundation of the simulation model and flexible parallel mix flow
Each producing line product mix sequencing mathematical model and the number that solution, the distribution of sub- batch tasks producing line and task based access control are assigned
Learn the object function and realistic constraint conditions condition of model.
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Cited By (1)
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|---|---|---|---|---|
| CN110955206A (en) * | 2019-11-19 | 2020-04-03 | 中通客车控股股份有限公司 | Order scheduling and distribution scheduling method and system |
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| CN101334869A (en) * | 2007-06-28 | 2008-12-31 | 鸿富锦精密工业（深圳）有限公司 | Order form planning scheduling system and method |
| JP5391862B2 (en) * | 2008-10-29 | 2014-01-15 | 株式会社ジェイテクト | Flexible production system and control method thereof |
| CN102650880A (en) * | 2012-04-24 | 2012-08-29 | 佛山科学技术学院 | Intelligent flexible manufacturing system |
| CN105159782B (en) * | 2015-08-28 | 2018-11-02 | 北京百度网讯科技有限公司 | Based on the method and apparatus that cloud host is Order splitting resource |
| CN105741036A (en) * | 2016-01-29 | 2016-07-06 | 苏州浙远自动化工程技术有限公司 | Scheduling system and method for intelligent traditional Chinese medicine factory |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110955206A (en) * | 2019-11-19 | 2020-04-03 | 中通客车控股股份有限公司 | Order scheduling and distribution scheduling method and system |
| CN110955206B (en) * | 2019-11-19 | 2021-06-18 | 中通客车控股股份有限公司 | Order scheduling and distribution scheduling method and system |
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