CN102411731A - Method and device for automatically calculating low level codes - Google Patents
Method and device for automatically calculating low level codes Download PDFInfo
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- CN102411731A CN102411731A CN2010102887990A CN201010288799A CN102411731A CN 102411731 A CN102411731 A CN 102411731A CN 2010102887990 A CN2010102887990 A CN 2010102887990A CN 201010288799 A CN201010288799 A CN 201010288799A CN 102411731 A CN102411731 A CN 102411731A
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Abstract
The invention relates to a method and a device for automatically calculating low level codes. The method comprises the following steps of: establishing a temporary bill of material (BOM) table structure; hanging the substituted materials for the raw materials in the BOM on the same order of the raw materials in the temporary BOM table structure in parallel; calculating and storing the low level codes of all the materials in the temporary BOM table structure; and updating the low level codes of all the materials with a substitutional relation in the same group into the maximum low level codes in the group. By the invention, the special problem is converted into the standard problem, and the corresponding low level codes are achieved according to the low level code calculation method of the standard problem, so the calculation process of the low level codes is simplified, material requirement planning (MRP) can calculate supply and demand balance between the raw materials and the substituted materials conveniently according to the low level code priority, purchase or production quantity can be suggested by calculating the materials, and accuracy of an MRP calculation result is improved.
Description
Technical field
The present invention relates to handling of goods and materials field in the manufacturing system, relate in particular to a kind of Low Level Code automatic calculating method and device.
Background technology
" material " speech has implication widely, and it is all products, semi-manufacture, in goods, starting material, blank, auxiliary equipment etc. and the general designation of producing relevant material.(Bill of Material BOM), is meant required PL of product and structure thereof to BOM.Particularly, BOM is all subassemblies, part and the raw-material inventory that constitutes father's item assembly parts, also is the inventory of making a required every kind of number of components and parts of assembly parts.Material inventory list is understood the structural relation between product → parts → assembly → part → starting material, and the quantity of subordinate's parts (or part) of comprising of each assembly and the time in advance (Lead Time).
Low Level Code (Low Level Code LLC) is called lowest layer codes again, Low Level Code refer to a certain material in all product BOM structures underclass's sign indicating number of once occurring, the sign indicating number of the maximum stratum's representative of stratum's numeral just.Usually, stratum's sign indicating number of finished product is 0, down is 1,2 successively, 3......, and as shown in Figure 1, A is a finished product, is positioned at the 0th stratum, and its Low Level Code is 0, and B, C, D are positioned at the 1st stratum, and its Low Level Code is 2, and the like.
MRP (Material Requirement Planning; MRP) be meant subordinate and quantitative relation according to each level article of product structure; With each article is the plan object; With completion period be the time reference back scheduling, by the time in advance length difference each article assign plans sequencings of time, be plan management of materials and quipment pattern in a kind of industrial manufacturing enterprise.MRP is the production schedule according to the market demand forecast and client's order formulation product; Generate schedule based on product then; Material structure table and the Inventory Performance of forming product; Through the demand and the required time of COMPUTER CALCULATION materials needed, thereby confirm the processing progress of material and a kind of practical technique of order schedule.Generally speaking, the order of operation of MRP begins to calculate according to Low Level Code from small to large, thus, must the Low Level Code of material be calculated MRP before calculating, to confirm the computation sequence of material requirement.
In MRP, when calculating the former material equilibrium of supply and demand,, then can consider to adopt the quantity available that substitutes material to supply if former material quantity available is not enough.At this moment, need to consider the material substitution relation, make the Low Level Code that substitutes material need set again to confirm the computation sequence of former material and alternative material.When MRP calculates the equilibrium of supply and demand of former material and alternative material in the prior art; The computing method that the calculating of adopting substitutes the material Low Level Code are comparatively complicated; Simultaneously; Because substituting material possibly cause the Low Level Code calculating of alternative material inaccurate, thereby cause the result of calculation of MRP inaccurate not in the BOM structure.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of Low Level Code automatic calculating method and device, is intended to simplify the computing method that substitute the material Low Level Code, improves the accuracy of MRP result of calculation.
The present invention proposes a kind of Low Level Code automatic calculating method, comprising:
Create interim BOM list structure;
BOM Central Plains material is replicated in the said interim BOM list structure, and with the parallel same stratum of former material that is hung on correspondence in the said interim BOM list structure of the alternative material of BOM Central Plains material;
Calculate the Low Level Code and the preservation of all materials in the said interim BOM list structure;
To there be the Low Level Code of all materials on the same group of substitutional relation to be updated to Low Level Code maximum in this group.
Preferably, the step of the Low Level Code of all materials and preservation comprises in the interim BOM list structure of said calculating:
The low level code table is set and treats the expanding data table; Said low level code table comprises material code and Low Level Code option, and the said expanding data table of treating comprises: BOM code, father's item BOM code, material code and stratum's sign indicating number option;
That from said interim BOM list structure, obtains the 0th to n layer material successively treats expanding data and Low Level Code; The expanding data of treating of each layer material is positioned over the said corresponding option in the expanding data table of treating successively; And upgrading the Low Level Code of each layer material in the said low level code table successively, said n is the natural number greater than 1.
Preferably, the step of the Low Level Code of all materials and preservation also comprises in the interim BOM list structure of said calculating:
Whether verification Low Level Code calculation process makes mistakes, if then point out error message.
Preferably, saidly before containing the step that the BOM that substitutes material creates interim BOM list structure, also comprise:
Receive the material substitution relation of user's input and safeguard the BOM inventory.
Preferably, said alternative material comprises this alternative material body, this alternative material subordinate's material and is somebody's turn to do the alternative material that substitutes material.
The present invention also proposes a kind of Low Level Code automatic computing equipment (A.C.E.), comprising:
The BOM list structure is created module, is used to create interim BOM list structure;
The BOM replication module is used for BOM Central Plains material is replicated in said interim BOM list structure, and with the parallel said interim BOM list structure Central Plains same stratum of material that is hung on of the alternative material of BOM Central Plains material;
The Low Level Code computing module is used for calculating the Low Level Code of said interim all materials of BOM list structure and preserving;
The Low Level Code update module is used for the Low Level Code of all materials on the same group that substitutional relation is arranged is updated to the maximum Low Level Code of this group.
Preferably, said Low Level Code computing module comprises:
The unit is set, is used to be provided with the low level code table and treats the expanding data table; Said low level code table comprises material code and Low Level Code option, and the said expanding data table of treating comprises: BOM code, father's item BOM code, material code and stratum's sign indicating number option;
The data acquisition process unit; Be used for from what said interim BOM list structure obtained the 0th to n layer material successively treating expanding data and Low Level Code; The expanding data of treating of each layer material is positioned over the said corresponding option in the expanding data table of treating successively; And upgrading the Low Level Code of each layer material in the said low level code table successively, said n is the natural number greater than 1.
Preferably, said Low Level Code computing module also comprises:
Whether the verification Tip element is used for verification Low Level Code calculation process and makes mistakes, if then point out error message.
Preferably, said device also comprises:
Receiver module is used to receive the material substitution relation of user's input and safeguard the BOM inventory.
A kind of Low Level Code automatic calculating method and device that the present invention proposes; Be necessary under the prerequisite of same Low Level Code at alternative material of regulation and former material; Create an interim BOM list structure according to the material substitution relation; Substituting the parallel same BOM of the former material stratum that is hung on of material (comprising its stage material and the alternative material that should substitute material down); Adopt the Low Level Code deployment algorithm to obtain the Low Level Code of all materials in the BOM list structure, will have the Low Level Code of all materials on the same group of substitutional relation to be updated to Low Level Code maximum in this group at last, thereby specific question is converted into typical problem; Low Level Code computing method according to typical problem are obtained corresponding Low Level Code; So that MRP can calculate the equilibrium of supply and demand of former material and alternative material according to the Low Level Code priority, thereby calculate material suggestion buying or production quantity, improved the accuracy of MRP result of calculation.
Description of drawings
Fig. 1 is a BOM list structure synoptic diagram in the prior art;
Fig. 2 is Low Level Code automatic calculating method one an embodiment schematic flow sheet of the present invention;
Fig. 3 calculates the Low Level Code of all materials in the interim BOM list structure and the schematic flow sheet of preserving among Low Level Code automatic calculating method one embodiment of the present invention;
Fig. 3 a is a BOM list structure synoptic diagram before the material Low Level Code upgrades among Low Level Code automatic calculating method one embodiment of the present invention;
Fig. 3 b is that the material Low Level Code upgrades back BOM list structure synoptic diagram among Low Level Code automatic calculating method one embodiment of the present invention;
Fig. 4 is another embodiment schematic flow sheet of Low Level Code automatic calculating method of the present invention;
Fig. 5 is Low Level Code automatic computing equipment (A.C.E.) one an example structure synoptic diagram of the present invention;
Fig. 6 is a Low Level Code computing module structural representation among Low Level Code automatic computing equipment (A.C.E.) one embodiment of the present invention;
Fig. 7 is another example structure synoptic diagram of Low Level Code automatic computing equipment (A.C.E.) of the present invention.
In order to make technical scheme of the present invention clearer, clear, will combine accompanying drawing to do further to detail below.
Embodiment
Embodiment of the invention solution mainly is: be necessary under the prerequisite of same Low Level Code at alternative material of regulation and former material; Create an interim BOM list structure according to the material substitution relation; Substituting the parallel same BOM of the former material stratum that is hung on of material (comprising its stage material and the alternative material that should substitute material down); Adopt the Low Level Code deployment algorithm to obtain the Low Level Code of all materials in the BOM list structure; To there be all material Low Level Codes on the same group of substitutional relation to upgrade Low Level Code maximum in this group at last,, thereby calculate material suggestion buying or production quantity so that MRP can calculate the equilibrium of supply and demand of former material and alternative material according to the Low Level Code priority.
As shown in Figure 2, one embodiment of the invention proposes a kind of Low Level Code automatic calculating method, comprising:
Step S101 creates interim BOM list structure;
As stated, in MRP, when calculating the former material equilibrium of supply and demand,, then can consider to adopt the quantity available that substitutes material to supply if former material quantity available is not enough.At this moment, need set again, to confirm the computation sequence of former material and alternative material the Low Level Code that substitutes material.So that MRP can calculate the equilibrium of supply and demand of former material and alternative material according to the Low Level Code priority, thereby calculate material suggestion buying or production quantity.
Substitute material in the present embodiment except substituting the material body, also comprise the following stage material of this alternative material and the alternative material that should substitute material.
In the present embodiment; In order to calculate the Low Level Code that substitutes material; At first need create an interim BOM list structure for containing the BOM that substitutes material, interim BOM list structure is used for placing all materials, according to this interim BOM list structure; Can obtain the BOM information of all materials in this interim BOM list structure, comprise: material code, material place stratum, Low Level Code etc.
Step S102 is replicated in BOM Central Plains material in the interim BOM list structure, and with the parallel same stratum of former material that is hung on correspondence in the interim BOM list structure of the alternative material of BOM Central Plains material;
In interim BOM list structure; BOM Central Plains material is replicated in the interim BOM list structure; Simultaneously; The alternative material of former material (comprising the following stage material that substitutes material and the alternative material of alternative material) is hung in the interim BOM list structure as normal material, and alternative material and former material are in same stratum.
Step S103, the Low Level Code and the preservation of calculating all materials in the interim BOM list structure;
After will substituting material and being hung in the interim BOM list structure; Adopt Low Level Code successively the unfolding calculation method calculate the Low Level Code of all materials in the interim BOM list structure; Definition according to Low Level Code; The underclass sign indicating number of each material in interim BOM list structure is the Low Level Code of this material, and Low Level Code is saved in the low level code table that is provided with in advance.Adopt Low Level Code follow-up will the detailed description in detail of process of unfolding calculation method calculating low level code successively.
Step S104 will have the Low Level Code of all materials on the same group of substitutional relation to be updated to Low Level Code maximum in this group.
In the present embodiment; It must be same Low Level Code with former material that regulation substitutes material; In calculating interim BOM list structure behind the Low Level Code of all materials; Be updated to Low Level Code maximum in this group to the Low Level Code of all materials that substitutional relation is arranged,, thereby calculate material suggestion buying or production quantity so that MRP can calculate the equilibrium of supply and demand of former material and alternative material according to the priority of Low Level Code.
As shown in Figure 3, step S103 comprises:
Step S1031 is provided with the low level code table and treats the expanding data table;
The low level code table comprises material code and Low Level Code option, and all material Low Level Code initial values use as default, and this default value is 999 in the present embodiment; Treat that the expanding data table comprises: BOM code, father's item BOM code, material code and stratum's sign indicating number option.
Wherein, the low level code table is used for placing the Low Level Code corresponding with material code, and can be according to treating that the expanding data table carries out the renewal of Low Level Code.
Treat that the expanding data table is used for placing and treat expanding data, this treats that expanding data comprises the data of treating each option in the expanding data table, that is: BOM code, father's item BOM code, material code and stratum's sign indicating number.
Utilizing Low Level Code successively during unfolding calculation method calculating low level code; In order to simplify the computation process of Low Level Code; And the scope that will obtain Low Level Code is contracted to from interim BOM list structure and treats the expanding data table, promptly through treating that the expanding data table obtains the Low Level Code of material, at first; The BOM code that will from interim BOM structure, successively obtain, father's item BOM code, material code and stratum pile up to place and treat the expanding data table; Then, according to the corresponding relation of treating material code and stratum's sign indicating number in the expanding data table, find out each layer stratum sign indicating number of this material according to the material code of material; The wherein current underclass sign indicating number i.e. maximum stratum's sign indicating number of numeral is the current minimum sign indicating number of this material, and the minimum sign indicating number that this material is current is updated in the Low Level Code; In loop computation next time, treat that the expanding data table upgrades after, the low level code table also upgrades thereupon, until loop ends, thereby obtains the Low Level Code of each material.Step S1032, that from interim BOM list structure, obtains the 0th layer of material treats expanding data and Low Level Code, this is treated that expanding data is positioned over treat corresponding option in the expanding data table, upgrades the Low Level Code of the 0th layer of material in the low level code table;
Step S1033, that obtains down all materials in one deck treats expanding data and Low Level Code, with the treating that expanding data is positioned over and treat corresponding option in the expanding data table of this time one deck homologue material, upgrades the Low Level Code of corresponding material in the low level code table;
Step S1034 judges that whether the stratum of interim BOM list structure counts n less than setting value, if then return step S1033; Otherwise, get into step S1035;
In the present embodiment, n is the natural number greater than 1; Setting value can be set according to actual needs, and in the present embodiment, setting value is 1000.
Step S1035 withdraws from calculation process;
Step S1036, whether verification Low Level Code calculation process makes mistakes, if then point out error message.
Because MRP calculates priority is arranged, when not allowing the BOM loop nesting to occur, alternative each other and circulation substitutes etc., present embodiment carries out verification to calculation process simultaneously in Low Level Code computation process, as has mistake, then points out corresponding error message.
Specify in the present embodiment Low Level Code flow process of unfolding calculation successively with n=1000 below:
1, the low level code table is set;
2, the expansion table is treated in setting;
3, the Low Level Code of all materials is arranged to default value 999;
That 4, obtains the 0th layer of material treats expanding data and Low Level Code, treats with the 0th layer that expanding data is placed into and treats in the expanding data table.The stratum of the 0th layer of material is 0, and his father's item BOM code is empty.The Low Level Code that the 0th layer of material is set usually is 0;
In the present embodiment, 0 layer definition is: only exist at BOM father's item, and the material that in subitem, does not exist is exactly 0 layer of material.
5, n=0 is set;
6, BOM subitem that n layer material is corresponding treats that expanding data is put into and treats in the expanding data table that its stratum is n that simultaneously, the Low Level Code that upgrades material corresponding in the low level code table is n;
7, n=n+1 is set, if then circulated for the 6th step in n＜1000; Otherwise got into for the 8th step;
8, the Low Level Code that upgrades corresponding material is in the low level code table.
Can calculate the Low Level Code of all materials in the interim BOM list structure through above method.
Following mask body illustrates present embodiment and substitutes calculating of material Low Level Code and renewal process:
Shown in Fig. 3 a, in a certain BOM list structure, comprise material A, B, C, D, E, F and G, wherein, A is a product, is positioned at the 0th stratum, Low Level Code is 0; Material B, C lay respectively at the 1st stratum, and Low Level Code is 1; D, E lay respectively at the 2nd stratum, and Low Level Code is 2; F and G lay respectively at the 3rd stratum, and Low Level Code is 3.
If regulation material G is the alternative material of material C and E; With substituting the parallel respectively same stratum that is hung on material C and E in the BOM list structure of material G; Shown in Fig. 3 b, then through obtaining after the Low Level Code unfolding calculation, the Low Level Code of each material is in the BOM list structure: A is a product; Be positioned at the 0th stratum, Low Level Code is 0; Material B, C lay respectively at the 1st stratum, and Low Level Code is 1; D, E lay respectively at the 2nd stratum, and Low Level Code is 2; F and G lay respectively at the 3rd stratum, and Low Level Code is 3.Because material G is the alternative material of material C and E, therefore, the Low Level Code of material C and E is updated to the Low Level Code that the G of substitutional relation is arranged with it, promptly the Low Level Code of material C and E is 3.
As shown in Figure 4, another embodiment of the present invention proposes a kind of Low Level Code automatic calculating method, on the basis of the foregoing description, wherein, before step S101, also comprises:
Step S100 receives the material substitution relation of user's input and safeguards the BOM inventory.
In the present embodiment; Before creating interim BOM list structure; Also can receive the material substitution relation of client user's input; Concern the parallel same stratum of former material that is hung on correspondence in the interim BOM list structure of the alternative material of BOM Central Plains material according to this material substitution again, carry out substituting accordingly the processing such as Low Level Code calculating of material.
Present embodiment is necessary under the prerequisite of same Low Level Code at alternative material of regulation and former material; Create an interim BOM list structure according to the material substitution relation; The parallel same BOM of the former material stratum that is hung on of alternative material; Adopt the Low Level Code deployment algorithm to obtain the Low Level Code of all materials in the BOM list structure, will have the Low Level Code of all materials on the same group of substitutional relation to be updated to Low Level Code maximum in this group at last, thereby specific question is converted into typical problem; Low Level Code computing method according to typical problem are obtained corresponding Low Level Code; So that MRP can calculate the equilibrium of supply and demand of former material and alternative material according to the Low Level Code priority, thereby calculate material suggestion buying or production quantity, improved the accuracy of MRP result of calculation.
As shown in Figure 5, one embodiment of the invention proposes a kind of Low Level Code automatic computing equipment (A.C.E.), comprising: the BOM list structure is created module 401, BOM replication module 402, Low Level Code computing module 403 and Low Level Code update module 404, wherein:
The BOM list structure is created module 401, is used to create interim BOM list structure;
In the present embodiment; In order to calculate the Low Level Code that substitutes material; At first create module 401 by the BOM list structure and create an interim BOM list structure for containing the BOM that substitutes material, interim BOM list structure is used for placing all materials, according to this interim BOM list structure; Can obtain the BOM information of all materials in this interim BOM list structure, comprise: material code, material place stratum, Low Level Code etc.
In interim BOM list structure; Through BOM replication module 402 BOM Central Plains material is replicated in the interim BOM list structure; Simultaneously; The alternative material of former material (comprising the following stage material that substitutes material and the alternative material of alternative material) is hung in the interim BOM list structure as normal material, and alternative material and former material are in same stratum.
Low Level Code computing module 403 is used for calculating the Low Level Code of interim all materials of BOM list structure and preserving;
After will substituting material and being hung in the interim BOM list structure; Through Low Level Code computing module 403 adopt Low Level Codes successively the unfolding calculation method calculate the Low Level Code of all materials in the interim BOM list structure; Definition according to Low Level Code; The underclass sign indicating number of each material in interim BOM list structure is the Low Level Code of this material, and Low Level Code is saved in the low level code table that is provided with in advance.
Low Level Code update module 404 is used for the Low Level Code that Low Level Code with the former material that substitutional relation is arranged is updated to corresponding alternative material.
In the present embodiment; It must be same Low Level Code with former material that regulation substitutes material; In calculating interim BOM list structure behind the Low Level Code of all materials; Be updated to Low Level Code maximum in this group to the Low Level Code that all materials on the same group of substitutional relation are arranged through Low Level Code update module 404,, thereby calculate material suggestion buying or production quantity so that MRP can calculate the equilibrium of supply and demand of former material and alternative material according to the priority of Low Level Code.
As shown in Figure 6, Low Level Code computing module 403 comprises: unit 4031, data acquisition process unit 4032 are set, wherein:
Unit 4031 is set, is used to be provided with the low level code table and treats the expanding data table; The low level code table comprises material code and Low Level Code option, and all material Low Level Code initial values use as default; This treats that the expanding data table comprises: BOM code, father's item BOM code, material code and stratum's sign indicating number option;
Wherein, the low level code table is used for placing the Low Level Code corresponding with material code, and can be according to treating that the expanding data table carries out the renewal of Low Level Code.
Treat that the expanding data table is used for placing and treat expanding data, this treats that expanding data comprises the data of treating each option in the expanding data table, that is: BOM code, father's item BOM code, material code and stratum's sign indicating number.
Utilizing Low Level Code successively during unfolding calculation method calculating low level code; In order to simplify the computation process of Low Level Code; And the scope that will obtain Low Level Code is contracted to from interim BOM list structure and treats the expanding data table, promptly through treating that the expanding data table obtains the Low Level Code of material, at first; The BOM code that will from interim BOM structure, successively obtain, father's item BOM code, material code and stratum pile up to place and treat the expanding data table; Then, according to the corresponding relation of treating material code and stratum's sign indicating number in the expanding data table, find out each layer stratum sign indicating number of this material according to the material code of material; The wherein current underclass sign indicating number i.e. maximum stratum's sign indicating number of numeral is the current minimum sign indicating number of this material, and the minimum sign indicating number that this material is current is updated in the Low Level Code; In loop computation next time, treat that the expanding data table upgrades after, the low level code table also upgrades thereupon, until loop ends, thereby obtains the Low Level Code of each material.
Data acquisition process unit 4032; Be used for from what interim BOM list structure obtained the 0th to n layer material successively treating expanding data and Low Level Code; Treating that expanding data is positioned over successively and treat corresponding option in the expanding data table each layer material; And upgrade the Low Level Code of each layer material in the low level code table successively, wherein, n is the natural number greater than 1.
Further, Low Level Code computing module 403 also comprises:
Whether verification Tip element 4033 is used for verification Low Level Code calculation process and makes mistakes, if then point out error message.
As shown in Figure 7, another embodiment of the present invention proposes a kind of Low Level Code automatic computing equipment (A.C.E.), and on the basis of the foregoing description, this device also comprises:
In the present embodiment; Also can receive the material substitution relation of client user through receiver module 400 through the input of terminals such as computing machine; Concern the parallel same stratum of former material that is hung on correspondence in the interim BOM list structure of the alternative material of BOM Central Plains material according to this material substitution again, carry out substituting accordingly the processing such as Low Level Code calculating of material.
The device that receiver module 400, BOM list structure establishment module 401, BOM replication module 402, Low Level Code computing module 403 and Low Level Code update module 404 constitute in the present embodiment can be arranged in the application server with data storage and processing capacity.
The embodiment of the invention is necessary under the prerequisite of same Low Level Code at alternative material of regulation and former material; Create an interim BOM list structure according to the material substitution relation; The parallel same BOM of the former material stratum that is hung on of alternative material, adopt the Low Level Code deployment algorithm to obtain the Low Level Code of all materials in the BOM list structure, will there be the Low Level Code of all materials on the same group of substitutional relation to be updated to Low Level Code maximum in this group at last; Thereby specific question is converted into typical problem; Low Level Code computing method according to typical problem are obtained corresponding Low Level Code, have not only simplified the computation process of alternative material Low Level Code, and are convenient to MRP calculates former material and alternative material according to the Low Level Code priority the equilibrium of supply and demand; To calculate material suggestion buying or production quantity, improved the accuracy of MRP result of calculation.
The above is merely the preferred embodiments of the present invention; Be not so limit claim of the present invention; Every equivalent structure or flow process conversion that utilizes instructions of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical field, all in like manner be included in the scope of patent protection of the present invention.
Claims (9)
1. a Low Level Code automatic calculating method is characterized in that, comprising:
Create interim BOM BOM list structure;
BOM Central Plains material is replicated in the said interim BOM list structure, and with the parallel same stratum of former material that is hung on correspondence in the said interim BOM list structure of the alternative material of BOM Central Plains material;
Calculate the Low Level Code and the preservation of all materials in the said interim BOM list structure;
To there be the Low Level Code of all materials on the same group of substitutional relation to be updated to Low Level Code maximum in this group.
2. method according to claim 1 is characterized in that, the step of the Low Level Code of all materials and preservation comprises in the interim BOM list structure of said calculating:
The low level code table is set and treats the expanding data table; Said low level code table comprises material code and Low Level Code option, and the said expanding data table of treating comprises: BOM code, father's item BOM code, material code and stratum's sign indicating number option;
That from said interim BOM list structure, obtains the 0th to n layer material successively treats expanding data and Low Level Code; The expanding data of treating of each layer material is positioned over the said corresponding option in the expanding data table of treating successively; And upgrading the Low Level Code of each layer material in the said low level code table successively, said n is the natural number greater than 1.
3. method according to claim 2 is characterized in that, the step of the Low Level Code of all materials and preservation also comprises in the interim BOM list structure of said calculating:
Whether verification Low Level Code calculation process makes mistakes, if then point out error message.
4. according to each described method among the claim 1-3, it is characterized in that, also comprise before the step of the interim BOM list structure of said establishment:
Receive the material substitution relation of user's input and safeguard the BOM inventory.
5. method according to claim 3 is characterized in that, the alternative material that said alternative material comprises this alternative material body, this alternative material subordinate's material and should substitute material.
6. a Low Level Code automatic computing equipment (A.C.E.) is characterized in that, comprising:
The BOM list structure is created module, is used to create interim BOM list structure;
The BOM replication module is used for BOM Central Plains material is replicated in said interim BOM list structure, and with the parallel same stratum of former material that is hung on correspondence in the said interim BOM list structure of the alternative material of BOM Central Plains material;
The Low Level Code computing module is used for calculating the Low Level Code of said interim all materials of BOM list structure and preserving;
The Low Level Code update module is used for the Low Level Code of all materials on the same group that substitutional relation is arranged is updated to the maximum Low Level Code of this group.
7. device according to claim 6 is characterized in that, said Low Level Code computing module comprises:
The unit is set, is used to be provided with the low level code table and treats the expanding data table; Said low level code table comprises material code and Low Level Code option, and the said expanding data table of treating comprises: BOM code, father's item BOM code, material code and stratum's sign indicating number option;
The data acquisition process unit; Be used for from what said interim BOM list structure obtained the 0th to n layer material successively treating expanding data and Low Level Code; The expanding data of treating of each layer material is positioned over the said corresponding option in the expanding data table of treating successively; And upgrading the Low Level Code of each layer material in the said low level code table successively, said n is the natural number greater than 1.
8. device according to claim 7 is characterized in that, said Low Level Code computing module also comprises:
Whether the verification Tip element is used for verification Low Level Code calculation process and makes mistakes, if then point out error message.
9. according to claim 6,7 or 8 described devices, it is characterized in that said device also comprises:
Receiver module is used to receive the material substitution relation of user's input and safeguard the BOM inventory.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104392325A (en) * | 2014-11-28 | 2015-03-04 | 东北大学 | System and method of fused magnesium production energy management based on BOM and MRP algorithms |
| CN105303359A (en) * | 2015-12-09 | 2016-02-03 | 金蝶软件（中国）有限公司 | Method and device of determining material requirement planning |
| CN109165889A (en) * | 2018-07-24 | 2019-01-08 | 赖勇清 | A kind of data model and method for building up of the material information in section |
| CN111209765A (en) * | 2018-11-21 | 2020-05-29 | Oppo（重庆）智能科技有限公司 | Method and device for identifying material bar code and terminal equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101339635A (en) * | 2008-08-01 | 2009-01-07 | 金蝶软件（中国）有限公司 | Method, system and equipment for determining material demand plan and obtaining material low level code |
| CN101458790A (en) * | 2008-12-31 | 2009-06-17 | 金蝶软件（中国）有限公司 | Method and apparatus for calculating low level code |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101339635A (en) * | 2008-08-01 | 2009-01-07 | 金蝶软件（中国）有限公司 | Method, system and equipment for determining material demand plan and obtaining material low level code |
| CN101458790A (en) * | 2008-12-31 | 2009-06-17 | 金蝶软件（中国）有限公司 | Method and apparatus for calculating low level code |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104392325A (en) * | 2014-11-28 | 2015-03-04 | 东北大学 | System and method of fused magnesium production energy management based on BOM and MRP algorithms |
| CN105303359A (en) * | 2015-12-09 | 2016-02-03 | 金蝶软件（中国）有限公司 | Method and device of determining material requirement planning |
| CN109165889A (en) * | 2018-07-24 | 2019-01-08 | 赖勇清 | A kind of data model and method for building up of the material information in section |
| CN109165889B (en) * | 2018-07-24 | 2022-01-14 | 赖勇清 | Data model of interval material information and establishing method |
| CN111209765A (en) * | 2018-11-21 | 2020-05-29 | Oppo（重庆）智能科技有限公司 | Method and device for identifying material bar code and terminal equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102411731B (en) | 2014-02-26 |
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