CN108805506A - A kind of intelligent material dispensing method - Google Patents
A kind of intelligent material dispensing method Download PDFInfo
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- CN108805506A CN108805506A CN201810608127.XA CN201810608127A CN108805506A CN 108805506 A CN108805506 A CN 108805506A CN 201810608127 A CN201810608127 A CN 201810608127A CN 108805506 A CN108805506 A CN 108805506A
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- G06Q10/087—Inventory or stock management, e.g. order filling, procurement or balancing against orders
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Abstract
The present invention provides a kind of intelligent material dispensing methods, are related to the technical field of production scheduling, which includes：Obtain bill of materials, wherein bill of materials is that the inventory of target workpiece is made by production line；Calculate target WIP quantity of target workpiece during actual processing；Target WIP quantity is compared with default WIP quantity, obtains comparison result, wherein default WIP quantity is ideal WIP quantity of bill of materials during actual processing；The starting material of adjustment production line puts into rate based on comparative result, wherein, it can realize that the dispensing of material on production line, the present invention alleviate the poor technical problem of starting material input rate control precision existing in the prior art by adjusting the starting material input rate of production line.
Description
Technical field
The present invention relates to the technical fields of production scheduling, more particularly, to a kind of intelligent material dispensing method.
Background technology
Production is the key that a manufacture manufacturing enterprise with handling of goods and materials.Previous enterprise personnel is when carrying out information management
The efficiency of management is low, the management time is tediously long, and enterprise personnel easily can cause personnel to material due to the inconvenience of information interchange
Arrangement it is not in place, it is low so as to cause production efficiency.
Informatization is to weigh the mark of an Enterprise Modernization Management degree, so realizing that enterprise gives birth to using computer
Production is imperative with the management of material.The modern management degree of production will directly affect the whole management level of enterprise.
If bottleneck occurs in production, or there is material supply when carrying out production management in traditional productive function
When insufficient situation, majority of case all has enterprise supervisor artificially to be controlled, for example, by supervisor come
The starting material of control material puts into speed.But the regulative mode of this material speed needs the subjective meaning by people completely
Know to complete, wastes the plenty of time of enterprise supervisor, meanwhile, starting material input is carried out by enterprise supervisor
When the control of rate, control accuracy is often poor.
In view of the above-mentioned problems, not proposing effective solution also.
Invention content
In view of this, the purpose of the present invention is to provide a kind of intelligent material dispensing methods, to alleviate in the prior art
When the existing initial dispensing rate to production line is adjusted, the bottleneck work for precisely adjusting and causing on production line cannot achieve
Sequence appears in the technical issues of product accumulation.
The technical solution adopted by the present invention is：A kind of intelligent material dispensing method, includes the following steps：It is clear to obtain material
It is single, wherein the bill of materials is that the inventory of target workpiece is made by production line；The target workpiece is calculated in actual processing
Target WIP quantity in the process；The target WIP quantity is compared with default WIP quantity, obtains comparison result, wherein
The default WIP quantity is ideal WIP quantity of bill of materials during actual processing；Result tune based on the comparison
The starting material of the whole production line puts into rate, wherein can by adjusting the starting material input rate of the production line
Realize the dispensing of material on the production line.
Further, the target WIP quantity and default WIP quantity are compared in the intelligent material dispensing method
Include compared with, the step of obtaining comparison result：When the default WIP quantity is more than the target WIP quantity, obtains first and compare
As a result；When the default WIP quantity is less than the target WIP quantity, the second comparison result is obtained；The intelligent material dispensing
In method based on the comparison result adjust the production line starting material input rate include：Compare knot based on described first
Fruit or second comparison result adjust the starting material input rate of the production line.
Further, knot is compared based on first comparison result or described second in the intelligent material dispensing method
Fruit adjust the production line starting material input rate include：When the comparison result is first comparison result, increase
The starting material of the big production line puts into rate；When the comparison result is second comparison result, the life is reduced
The starting material of producing line puts into rate.
Further, increase in the intelligent material dispensing method production line starting material input rate include：
The starting material that production line described in rule control is put by DMRM starting materials puts into rate；The intelligent material dispensing method
The middle starting material for reducing the production line puts into rate：It is put by DETERM starting materials and is produced described in rule control
The starting material of line puts into rate, wherein the DETERM starting materials input rule is initial fixed starting material input speed
Starting material input rule when rate.
Further, production line described in rule control is put by DMRM starting materials in the intelligent material dispensing method
Starting material input rate include：Pass through the formula V in DMRM starting materials input rulei=min { Ni·Bi/(Tpi-
Tdi) calculate adjustment after the production line starting material put into rate, wherein ViIt is first for the ideal of the bill of materials
Beginning material puts into rate, NiSum for the process equipment for including on production line, BiFor the working ability of the process equipment, Tpi
For the processing total duration of the process equipment, TdiFor material transmission duration on the production line.
In embodiments of the present invention, bill of materials is obtained first, wherein bill of materials is to make target work by production line
The order of part；Then, goods in process inventory (that is, above-mentioned target WIP quantity) of target workpiece during actual processing is calculated；It connects
Get off, goods in process inventory is compared with default WIP quantity, obtains comparison result；Finally, adjustment production based on comparative result
The starting material of line puts into rate.In embodiments of the present invention, it by monitoring the goods in process inventory of production line in real time, can generate
Starting material puts into the Adjusted Option of rate, can ensure the material supply of production line, on the other hand, Neng Goufang on one side
Only there is the problem of being accumulated due to workpiece caused by material excessively input, and then alleviates existing in the prior art to production
When the initial dispensing rate of line is adjusted, cannot achieve precisely adjustment causes the bottleneck process on production line to appear in product heap
Long-pending technical problem.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.Objectives and other advantages of the present invention are in specification, claims
And specifically noted structure is realized and is obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, below in conjunction with specific embodiment, and match
Appended attached drawing is closed, is described in detail below.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the flow chart of the method performed by a kind of intelligent material dispensing method according to the ... of the embodiment of the present invention；
Fig. 2 is the flow chart of the method performed by another intelligent material dispensing method according to the ... of the embodiment of the present invention；
Fig. 3 is the flow chart of the method performed by a kind of intelligent material dispensing method according to the ... of the embodiment of the present invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained all other embodiment, shall fall within the protection scope of the present invention.
According to embodiments of the present invention, the embodiment for providing a kind of method performed by intelligent material dispensing method, needs
Illustrate, step shown in the flowchart of the accompanying drawings can be held in such as one group of computer system that can be executed instruction
Row, although also, logical order is shown in flow charts, and it in some cases, can be with different from sequence herein
Execute shown or described step.
Fig. 1 is the flow chart of method performed by a kind of intelligent material dispensing method according to the ... of the embodiment of the present invention, such as Fig. 1 institutes
Show, this method comprises the following steps：
Step S101 obtains bill of materials, wherein the bill of materials is to make the clear of target workpiece by production line
It is single；
In embodiments of the present invention, bill of materials can be obtained by preassembled production management system, obtained
After the bill of materials arrived, and the relevant information of the bill of materials is recorded in the memory of production management system, this
When, production line will start the process of performance objective workpiece.Above-mentioned dispensing can be understood as by adjusting production line initial point
Material input rate the working condition of production line controlled.
In embodiments of the present invention, production management system is preassembled for being supervised to the production process of production line
The computer system namely above-mentioned intelligent material dispensing method of keyholed back plate reason, in the following embodiments of the present invention, with production management
It is described for system.It, can be by the production management system on production line when on production line including multiple processes
Multiple processes monitored in real time, manage and regulate and control, to realize the normal operation of production line.
Step S102 calculates target WIP quantity of target workpiece during actual processing；
In embodiments of the present invention, data acquisition device included in production management system will obtain target workpiece in real time
Finished product quantity during actual processing, and the finished product quantity is sent in production management system and is calculated, so that raw
Production management system-computed production line is during making the actual processing of target workpiece, goods in process inventory in the production line,
That is, above-mentioned target WIP quantity, wherein what WIP (Work In Product) referred to is exactly work centre in product area.
Since the entire production line includes multiple working procedure, can by calculate the converted products number of each process come
Determine current time goods in process inventory (that is, above-mentioned target WIP quantity).For example, work added by the first procedure on statistics production line
Target workpiece quantity, then, count production line on the machined target workpiece of last procedure quantity, calculate this two
The difference of a quantity, it will be able to obtain the goods in process inventory (that is, above-mentioned target WIP quantity) on production line in intermediate process.
In addition to this it is possible to which the quantity for calculating also unprocessed workpiece in each process on production line specifically can
Quantity the quantity of the workpiece of work added by the first procedure on production line to be subtracted to the machined workpiece of current process determines
For the quantity for the workpiece that current process is also undressed or is processing.
Pass through the calculation, it will be able to calculate the goods in process inventory of bottleneck process on production line (that is, above-mentioned target
WIP quantity).Since bottleneck process is the process for being constantly in high speed operation state, the process velocity of bottleneck process will influence whole
The process velocity of a production line therefore, can by determining the goods in process inventory (that is, above-mentioned target WIP quantity) of bottleneck process
When bottleneck process is accumulated, alleviate the heap of bottleneck process by adjusting the mode of the starting material feed rate of production line
Product situation.
The target WIP quantity is compared with default WIP quantity, obtains comparison result, wherein institute by step S103
It is ideal WIP quantity of bill of materials during actual processing to state default WIP quantity；
Step S104, based on the comparison result adjust the production line starting material input rate, wherein pass through tune
The starting material input rate of the whole production line can realize the dispensing of material on the production line.
In embodiments of the present invention, above-mentioned steps S101 to step S104 can be executed by production management system.When
For production management system when executing step S103 and step S104, production management system is by the target WIP quantity and default WIP
Quantity is compared, and obtains comparison result, and result adjusts the starting material input rate of the production line based on the comparison.
In embodiments of the present invention, bill of materials is obtained first, wherein bill of materials is to make target work by production line
The order of part；Then, goods in process inventory (that is, above-mentioned target WIP quantity) of target workpiece during actual processing is calculated；It connects
Get off, goods in process inventory is compared with default WIP quantity, obtains comparison result；Finally, adjustment production based on comparative result
The starting material of line puts into rate.In embodiments of the present invention, it by monitoring the goods in process inventory of production line in real time, can generate
Starting material puts into the Adjusted Option of rate, can ensure the material supply of production line, on the other hand, Neng Goufang on one side
Only there is the problem of being accumulated due to workpiece caused by material excessively input, and then alleviates existing in the prior art to production
When the initial dispensing rate of line is adjusted, cannot achieve precisely adjustment causes the bottleneck process on production line to appear in product heap
Long-pending technical problem.
By foregoing description it is found that in embodiments of the present invention, production management system obtains the production line in editing objective
Finished product quantity during workpiece, in turn, production management system determine target workpiece in process based on the finished product quantity
In goods in process inventory (that is, above-mentioned target WIP quantity).Production management system is after determining goods in process inventory, so that it may with
Goods in process inventory (that is, above-mentioned target WIP quantity) is compared with default WIP quantity, obtains comparison result, finally, according to
The starting material that comparison result adjusts production line puts into rate, and then puts into rate by adjusting the starting material of the production line
It can realize the dispensing of material on the production line.That is, in embodiments of the present invention, by production management system to life
The initial dispensing rate of producing line is adjusted, can alleviate the bottleneck process on production line appear in product accumulation technology ask
Topic.
In an optional embodiment of the embodiment of the present invention, step S102 calculates target in the material dispensing method
Goods in process inventory (that is, above-mentioned target WIP quantity) of workpiece during actual processing can be the bottleneck work for calculating production line
Goods in process inventory (that is, target WIP quantity) of target workpiece during actual processing in sequence.At this point, production management system bottle
Goods in process inventory (that is, target WIP quantity) of neck process during actual processing is compared with default WIP quantity, is obtained
Comparison result.To which the starting material for adjusting production line according to the comparison result puts into rate, and then by adjusting starting material
Rate is put into alleviate the packing phenomenon of bottleneck process appearance.
Specifically, when the goods in process inventory of bottleneck process (that is, target WIP quantity) is less than default WIP quantity, show bottle
The actual production rate of neck process is faster than scheduled rate, at this point, material should be allowed quickly to put into production line；Base
In this, starting material input rate can be increased, to ensure the supply of material on production line.When bottleneck process is in product number
When measuring (that is, target WIP quantity) more than or equal to default WIP quantity, show the actual production rate of bottleneck process less than pre-
If rate, at this point, material excessively puts into production on line in order to prevent, starting material input rate should be reduced, to avoid work
There is excessive accumulation in bottleneck process in part.
In an optional embodiment, as shown in Fig. 2,
The target WIP quantity is compared by step S103 with default WIP quantity in the intelligent material dispensing method,
It includes step S1031 to obtain comparison result：When the default WIP quantity is more than the target WIP quantity, obtains first and compare
As a result；When the default WIP quantity is less than the target WIP quantity, the second comparison result is obtained；
Result adjusts the starting material of the production line to step S104 based on the comparison in the intelligent material dispensing method
Material input rate includes step S1041：The production is adjusted based on first comparison result or second comparison result
The starting material of line puts into rate.
In embodiments of the present invention, first, target WIP quantity is compared with default WIP quantity, if compared pre-
If WIP quantity is more than target WIP quantity, then the first comparison result is obtained；If comparing default WIP quantity is less than target
WIP quantity then obtains the second comparison result.After obtaining the first comparison result or the second comparison result, so that it may to be based on
The starting material of first comparison result or the second comparison result adjustment production line puts into rate.
For example, by the default WIP quantity (that is, ideal WIP quantity of bottleneck process) of bottleneck process and bottleneck process
Target WIP quantity is compared, if the default WIP quantity of bottleneck process is more than the target WIP quantity of bottleneck process, is obtained
First comparison result；If the default WIP quantity of bottleneck process is less than the target WIP quantity of bottleneck process, the second ratio is obtained
Relatively result.If obtaining the first comparison result, starting material input rate can be adjusted according to the first comparison result at this time；Such as
Fruit obtains the second comparison result, and can adjust starting material according to the second comparison result at this time puts into rate.
It should be noted that in embodiments of the present invention, the first comparison result shows the actual production rate of bottleneck process
It is faster than scheduled rate, that is, bottleneck process does not occur the phenomenon that workpiece accumulation.Second comparison result shows the reality of bottleneck process
Throughput rate is slower than scheduled rate, that is, the phenomenon that workpiece accumulation has occurred in bottleneck process.
In another optional embodiment, in the intelligent material dispensing method based on first comparison result or
The starting material input rate that second comparison result described in person adjusts the production line includes the following steps：
Step S1, when the comparison result is first comparison result, the starting material for increasing the production line is thrown
Enter rate；
Step S2, when the comparison result is second comparison result, the starting material for reducing the production line is thrown
Enter rate.
In embodiments of the present invention, when the target WIP quantity of bottleneck process is less than the default WIP quantity of bottleneck process,
Show that the actual production rate of bottleneck process is faster than scheduled rate.Work as at this time in order to allow material quickly to put into production
In, to ensure that material is supplied, the starting material input rate of production line should be increased.When the target WIP quantity of bottleneck process is small
When the default WIP quantity of bottleneck process, show that the actual production rate of bottleneck process is less than scheduled rate, at this time in order to prevent
Material input is excessive, needs the starting material input rate for reducing production line, workpiece is avoided excessively to accumulate.
In another optional embodiment：
The starting material input rate for increasing the production line in the intelligent material dispensing method includes the following steps：It is logical
Cross the starting material input rate of production line described in DMRM starting materials input rule control；
The starting material input rate that the production line is reduced in the intelligent material dispensing method includes the following steps：It is logical
Cross the starting material input rate of production line described in DETERM starting materials input rule control, wherein the DETERM is initial
Material input rule puts into starting material input rule when rate for initial fixed starting material.
It in embodiments of the present invention, can be by passing through DMRM when reducing production line starting material input rate
(Dynamic Material Rationing Methoed) starting material puts into the starting material input of rule control production line
Rate；When the starting material for increasing production line puts into rate, can be put into described in rule control by DETERM starting materials
The starting material of production line puts into rate.
Optionally, production line described in rule control is put by DMRM starting materials in the intelligent material dispensing method
Starting material puts into rate：
Pass through the formula V in DMRM starting materials input rulei=min { Ni·Bi/(Tpi-Tdi) calculate adjustment
The starting material of the production line afterwards puts into rate,
Wherein, ViRate, N are put into for the ideal starting material of the bill of materialsiFor the process equipment for including on production line
Sum, BiFor the working ability of the process equipment, TpiFor the processing total duration of the process equipment, TdiFor the production line
Upper material transmission duration.
Specifically, WIP=Tigλi, wherein TiIndicate the due date of bill of materials, λi=1/Vi, λiIndicate raw material
Launch rate.
Fig. 3 is the flow chart of the method performed by a kind of intelligent material dispensing method according to the ... of the embodiment of the present invention, such as Fig. 3
Shown, this method comprises the following steps：
First, BOM (Bill of Material, bill of materials) data are obtained, wherein BOM data is in data format
Form describes product structure.Then, it is based on BOM data and calculates material requirement；Next, initially being matched based on material requirement setting
To speed, and set based on material requirement the initial manufacture speed of each process equipment.Later, so that it may to be based on initial dispensing speed
The initial manufacture speed of degree and each process equipment finds bottleneck process.After searching out bottleneck process, so that it may to obtain bottle
The practical WIP quantity WIP of buffering area before neck processi, (that is, above-mentioned goods in process inventory, that is, target WIP quantity), and Calculation bottleneck
Buffering area ideal WIP quantity WIP before processi, (that is, default WIP quantity in above-described embodiment).
Obtaining practical WIP quantity WIPi, and ideal WIP quantity WIPri, later, judge practical WIP quantity WIPi, whether
More than ideal WIP quantity WIPri,.If it is judged that being the starting material input rate for then adjusting production line, with by adjusting first
Beginning material puts into rate to adjust, for example, it is 1/WIP that can adjust dispensing ratei, so that WIPi,=WIPri,。
Finally it should be noted that：Embodiment described above, only specific implementation mode of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, it can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. a kind of intelligent material dispensing method, it is characterised in that：The intelligent material dispensing method includes the following steps：
Step 1 obtains bill of materials, wherein the bill of materials is that the inventory of target workpiece is made by production line；
Step 2 calculates target WIP quantity of target workpiece during actual processing；
The target WIP quantity is compared by step 3 with default WIP quantity, obtains comparison result, wherein described default
WIP quantity is ideal WIP quantity of bill of materials during actual processing；
Step 4, based on the comparison result adjust the starting material input rate of the production line, wherein by adjusting described
The starting material input rate of production line can realize the dispensing of material on the production line.
2. intelligent material dispensing method according to claim 1, it is characterised in that：It will in the intelligent material dispensing method
The step of target WIP quantity is compared with default WIP quantity, obtains comparison result include：In the default WIP quantity
When more than the target WIP quantity, the first comparison result is obtained；It is less than the target WIP quantity in the default WIP quantity
When, obtain the second comparison result；
Result adjusts the starting material input rate packets of the production line based on the comparison in the intelligent material dispensing method
It includes：The starting material that the production line is adjusted based on first comparison result or second comparison result puts into rate.
3. intelligent material dispensing method according to claim 2, it is characterised in that：Base in the intelligent material dispensing method
In first comparison result or second comparison result adjust the production line starting material input rate include：
When the comparison result is first comparison result, increase the starting material input rate of the production line；
When the comparison result is second comparison result, the starting material input rate of the production line is reduced.
4. intelligent material dispensing method according to claim 3, it is characterised in that：Increase in the intelligent material dispensing method
The starting material of the big production line puts into rate：The first of production line described in rule control is put by DMRM starting materials
Beginning material puts into rate；
Reduced in the intelligent material dispensing method production line starting material input rate include：It is initial by DETERM
The starting material that material puts into production line described in rule control puts into rate, wherein the DETERM starting materials input rule
Rule is put into initially to fix starting material when starting material puts into rate.
5. intelligent material dispensing method according to claim 4, it is characterised in that：Lead in the intelligent material dispensing method
Cross DMRM starting materials input rule control described in production line starting material input rate include：
Pass through the formula V in DMRM starting materials input rulei=min { Ni·Bi/(Tpi-Tdi) calculate adjustment after
The starting material of the production line puts into rate；
Wherein, ViRate, N are put into for the ideal starting material of the bill of materialsiFor the total of the process equipment that includes on production line
Number, BiFor the working ability of the process equipment, TpiFor the processing total duration of the process equipment, TdiFor object on the production line
Material transmission duration.
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| CN201810608127.XA CN108805506A (en) | 2018-06-13 | 2018-06-13 | A kind of intelligent material dispensing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113988462A (en) * | 2021-11-15 | 2022-01-28 | 无锡唯因特数据技术有限公司 | Production control method, apparatus and storage medium |
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| CN101950387A (en) * | 2010-09-08 | 2011-01-19 | 合肥工业大学 | Real-time material distribution method in mechanical product assembling process |
| CN106898572A (en) * | 2015-12-17 | 2017-06-27 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Material dispatch method and system based on equipment real-time status |
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Application publication date: 20181113 |