CN104504501A - Combined application technology for WBS (Work Breakdown Structure) and BOM (Bill of Material) in information system - Google Patents
Combined application technology for WBS (Work Breakdown Structure) and BOM (Bill of Material) in information system Download PDFInfo
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- CN104504501A CN104504501A CN201410742771.8A CN201410742771A CN104504501A CN 104504501 A CN104504501 A CN 104504501A CN 201410742771 A CN201410742771 A CN 201410742771A CN 104504501 A CN104504501 A CN 104504501A
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Abstract
The invention discloses a combined application technology for a WBS (Work Breakdown Structure) and a BOM (Bill of Material) in an information system and relates to the technical field of information systems. The combined application technology comprises the following application steps of (1) performing task decomposition according to the WBS in a WBS stage unassociated with a product BOM; (2) defining the sequence and the attributes of tasks through the WBS in the WBS stage needing to be combined with the product BOM, and then secondarily decomposing the tasks defined by the WBS in the BOM, wherein the secondary decomposition of the BOM tasks is restrained by the attributes of WBS tasks; (3) expressing multiple tasks for different assembly levels of the BOM and the decomposition level of the WBS tasks through the mutual restraint and the mutual association of the WBS and the BOM; (4) adding the tasks at each BOM node according to the task sequence defined by the WBS on a complicated background data structure memory; (5) finally expressing the tasks through a two-dimensional table. According to the combined application technology, the tasks can be decomposed according to the WBS and can be applied to different BOM level structures.
Description
Technical field
What the present invention relates to is information systems technology field, is specifically related to the connected applications technology of a kind of WBS and BOM in infosystem.
Background technology
WBS:Work Breakdown Structure work breakdown structure (WBS) is a very important concept in project management.According to the definition of PMI, WBS is the task that the noun: Gong Zuo – be made up of 3 key elements can produce Tangible results; Fen Xie – is a kind of hierarchical structure progressively segmenting and classify; Knot structure – organizes each several part according to certain pattern.
BOM:Bill of Material Bill of Material (BOM) is product structure data, is also the master document of the manufacturing informatization systems such as PLM/ERP/MES.BOM is the in detail all lower rank material of record used by a product and association attributes, that is, the subordinate relation of father's part and all components, unit dose and other attribute.BOM is also referred to as detail list, material list or formulation material table.
In manufacturing industry, project management and the management of product are all very important actions.Project management visitor is applied in the whole process of order, comprises the Task-decomposing in the stages such as sale, research and development, production, buying.Current infosystem all follows PMI project management theory, and the WBS carrying out standard decomposes.Below the example of a WBS:
XXX order items
|--1 pre-sales stage
| |--1.1 sales call
| |--1.2 submit a quotation and scheme
| |--1.3 sign a contract
|--2 product designs
| |--2.1 mechanical structured member designs
| | |--2.2.1 Strength co-mputation
| | |--2.2.2 CAD drawing protract
| |--2.2 electricity piece designs
| |--2.3 technological designs
|--3 fabrication phases
| |--3.1 outsourcing materials
| |--3.2 self-controls are produced
|--4 the delivery stages
|--4.1 quality inspection warehouse-ins
|--4.2 ship delivery
Table one: the WBS example of a representative items
Product BOM is from product data angle, to a division of spare part material, generally uses (being likely the various ways such as EBOM/PBOM/MBOM) in research and development, technique, manufacture and acquisition phase.Current infosystem is all the data structure according to parent-sub-level, is stored in by BOM in database or file.Below the example of a BOM:
XXX product/P001
|--shell assembling/A001(quantity: 1 PCS)
| |--fore shell/P01(quantity: 1 PCS)
| |--back cover/P02(quantity: 1 PCS)
| |--rivet/S01(quantity: 4 PCS)
|--connecting rod/P03 (quantity: 1PCS)
|--motor assembling/A002(quantity: 1 PCS)
| |--motor/A003(quantity: 1 PCS)
| |--set bolt/GB1000 (quantity: 4 PCS)
|--4 accessories/A004
|--4.1 spanners/AT01(quantity: 1 PCS)
|--4.2 base plates/AT02(quantity: 1 PCS)
Table two: the BOM example of a typical products
In the Task-decomposing of enterprise practical, often need to divide task according to BOM structure, such as, shell assembling/A001 is responsible for carrying out design objective, technologist B to carry out process task, workshop C to carry out production and processing task by designer A; And the component P01/P02/S01 of shell assembling/A001 by product structure similar carry out task resolution; Wherein, the design objective carried out for designer A, has and needs according to WBS to be decomposed into structural design, electrical design two subtasks, and structural design is decomposed again and is divided into Strength co-mputation and CAD drafting.
This shows, the WBS carrying out merely project decomposes, or carrys out management role by BOM merely, all can not meet manufacturing project management demand.
Summary of the invention
For the deficiency that prior art exists, the present invention seeks to the connected applications technology being to provide a kind of WBS and BOM in infosystem, adopt a kind of innovation and method intuitively, WBS and BOM is combined, Task-decomposing can be carried out according to WBS, by these task application in different BOM hierarchical structures, enterprise carries out project management practical situation by product structure can be met again.
To achieve these goals, the present invention realizes by the following technical solutions: the connected applications technology of WBS and BOM in infosystem, and its application process comprises the following steps:
(1) in the WBS stage irrelevant with product BOM, still carry out Task-decomposing by WBS structure, with the product BOM that WBS is irrelevant, still carry out handling of goods and materials by BOM structure;
(2) in the WBS stage needing to be combined with product BOM, sequencing and the attribute of task is defined by WBS, then in BOM, twice decomposition is carried out by the task of WBS definition, the twice decomposition of BOM task is subject to the attribute constraint of WBS task simultaneously, such WBS tree and BOM set the two-dimentional form of a formation band structure, but from BOM or from WBS angle, respectively form again the level view of two trees;
(3) in WBS and BOM connected applications new technology, by table representation intuitively, constrained each other and interrelated by WBS and BOM, have expressed all multitasks of the decomposition level of BOM difference assembling level and WBS task.These task attributes comprise the data attribute etc. of the dependency attribute of serial/parallel, the role attribute of executor and plan/statistics, plan time and the time attribute of actual progress, the quantity of material and file.These task agent are containing the data attribute of the role attribute of the dependency attribute of serial/parallel/FS/SS/FF/SF, tasks carrying people and plan/statistics, plan time and the time attribute of actual progress, the quantity of material and file;
(4) store in the back-end data structure of complexity, need the task order that define according to WBS at each BOM node and attribute to add task, also can skip some unnecessary WBS tasks or increase temporary duty; Parent BOM node both can define self task, can also gather the overall progress and duration of going out on missions from sub-level BOM;
(5) finally express these tasks by bivariate table again, and express the task attributes such as title, dependence, duration and progress.Like this, namely support by product structure to decompose project task, also can gather the task of product structure by project task, and logic directly perceived, express clear, thus bring a kind of innovation to IT application in enterprises, the connected applications technology of special project management and the management of product.
Beneficial effect of the present invention: adopt a kind of innovation and method intuitively, WBS and BOM is combined, Task-decomposing can be carried out according to WBS, by these task application in different BOM hierarchical structures, enterprise carries out project management practical situation by product structure can be met again.
Embodiment
The technological means realized for making the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the present invention further.
This embodiment is by the following technical solutions: the connected applications technology of WBS and BOM in infosystem, and its application process comprises the following steps:
(1) in the WBS stage irrelevant with product BOM, still carry out Task-decomposing by WBS structure, with the product BOM that WBS is irrelevant, still carry out handling of goods and materials by BOM structure; .This point is identical with the function of project management tool, as with the pre-sales stage of 1 in table one and 4 the delivery stages;
(2) in the WBS stage needing to be combined with product BOM, sequencing and the attribute of task is defined by WBS, then in BOM, twice decomposition is carried out by the task of WBS definition, the twice decomposition of BOM task is subject to the attribute constraint of WBS task simultaneously, as 2 product designs in above table two and 3 fabrication phases.Such WBS tree and BOM set the two-dimentional form of a formation band structure, but from BOM or from WBS angle, respectively form again the level view of two trees.As shown in the table:
Table three: the example of a WBS and BOM connected applications
(3) in WBS and BOM connected applications new technology, by table representation intuitively, constrained each other and interrelated by WBS and BOM, have expressed all multitasks of the decomposition level of BOM difference assembling level and WBS task.These task attributes comprise the data attribute etc. of the dependency attribute of serial/parallel, the role attribute of executor and plan/statistics, plan time and the time attribute of actual progress, the quantity of material and file.
(4) store in the back-end data structure of complexity, need the task order that define according to WBS at each BOM node and attribute to add task, also can skip some unnecessary WBS tasks or increase temporary duty; Parent BOM node both can define self task, can also gather the overall progress and duration of going out on missions from sub-level BOM.Suppose that BOM comprises m1 spare part, be divided into m2 level, WBS has n1 task resolution, is divided into n2 level, then:
Task quantity=m1 × n1
Gather task quantity=m2* (n2-1)+n1 * (m2-1)
(5) finally express these tasks by bivariate table again, and express the task attributes such as title, dependence, duration and progress.Like this, namely support by product structure to decompose project task, also can gather the task of product structure by project task, and logic directly perceived, express clear, thus bring a kind of innovation to IT application in enterprises, the connected applications technology of special project management and the management of product.
WBS and BOM combines by this embodiment, can carry out Task-decomposing according to WBS, by these task application in different BOM hierarchical structures, can meet enterprise carries out project management practical situation by product structure again.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
- The connected applications technology of 1.WBS and BOM in infosystem, it is characterized in that, its application process comprises the following steps:(1) in the WBS stage irrelevant with product BOM, still carry out Task-decomposing by WBS structure, with the product BOM that WBS is irrelevant, still carry out handling of goods and materials by BOM structure;(2) in the WBS stage needing to be combined with product BOM, sequencing and the attribute of task is defined by WBS, then in BOM, twice decomposition is carried out by the task of WBS definition, the twice decomposition of BOM task is subject to the attribute constraint of WBS task simultaneously, such WBS tree and BOM set the two-dimentional form of a formation band structure, but from BOM or from WBS angle, respectively form again the level view of two trees;(3) in WBS and BOM connected applications new technology, by table representation intuitively, constrained each other and interrelated by WBS and BOM, have expressed all multitasks of the decomposition level of BOM difference assembling level and WBS task;4) store in the back-end data structure of complexity, need the task order that define according to WBS at each BOM node and attribute to add task, also can skip some unnecessary WBS tasks or increase temporary duty; Parent BOM node both can define self task, can also gather the overall progress and duration of going out on missions from sub-level BOM;(5) finally express these tasks by bivariate table again, and express the task attributes such as title, dependence, duration and progress; Like this, namely support by product structure to decompose project task, also can gather the task of product structure by project task, and logic directly perceived, express clear, thus bring a kind of innovation to IT application in enterprises, the connected applications technology of special project management and the management of product.
- 2. the connected applications technology of WBS and BOM according to claim 1 in infosystem, it is characterized in that, the many task attributes in described step (3) comprise the data attribute of the dependency attribute of serial/parallel/FS/SS/FF/SF, the role attribute of tasks carrying people and plan/statistics, plan time and the time attribute of actual progress, the quantity of material and file.
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Cited By (2)
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CN107784448A (en) * | 2017-11-07 | 2018-03-09 | 中国银行股份有限公司 | Task management method and system under a kind of waterfall model |
CN111652489A (en) * | 2020-05-26 | 2020-09-11 | 浙江师范大学 | BOM-driven intelligent manufacturing service task decomposition method and system |
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CN102034168A (en) * | 2010-12-27 | 2011-04-27 | 用友软件股份有限公司 | Method and system for matching task executor for work breakdown structure |
CN102054231A (en) * | 2010-12-30 | 2011-05-11 | 用友软件股份有限公司 | Method and device for generating bill of material |
KR20130082659A (en) * | 2011-12-13 | 2013-07-22 | 한국생산기술연구원 | Management system of product information for multi bom |
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CN102034168A (en) * | 2010-12-27 | 2011-04-27 | 用友软件股份有限公司 | Method and system for matching task executor for work breakdown structure |
CN102054231A (en) * | 2010-12-30 | 2011-05-11 | 用友软件股份有限公司 | Method and device for generating bill of material |
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CN107784448A (en) * | 2017-11-07 | 2018-03-09 | 中国银行股份有限公司 | Task management method and system under a kind of waterfall model |
CN111652489A (en) * | 2020-05-26 | 2020-09-11 | 浙江师范大学 | BOM-driven intelligent manufacturing service task decomposition method and system |
CN111652489B (en) * | 2020-05-26 | 2023-06-20 | 浙江师范大学 | BOM-driven intelligent manufacturing service task decomposition method and system |
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