CN119624333A

CN119624333A - A BOM management method and system

Info

Publication number: CN119624333A
Application number: CN202411672919.5A
Authority: CN
Inventors: 张治宇; 马保军; 何烽; 杨亚; 邓益明
Original assignee: Emdoor Digital Technology Co ltd
Current assignee: Emdoor Digital Technology Co ltd
Priority date: 2024-11-21
Filing date: 2024-11-21
Publication date: 2025-03-14

Abstract

The invention provides a bill of material BOM management method and system, wherein the bill of material BOM management method comprises the steps of BOM structure management, BOM editing management, BOM version management, BOM flow management, and material library management, wherein the BOM structure management is used for carrying out BOM association on acquired parameter information and design drawing information to generate an instantiation BOM structure containing visual graphic information corresponding to materials, the BOM editing management is used for carrying out exclusive processing on material information to be edited and then editing and updating the material information, the BOM version management is used for acquiring version related information through a BOM base line of a specific time node, and if version information is updated, the version information and the time node are additionally stored, and the BOM flow management is used for carrying out dynamic management on structured data of life cycle on the BOM and updating information of each material in real time. The invention can automatically generate the BOM structure, improves the material management efficiency and saves the labor cost.

Description

BOM (bill of materials) management method and system

Technical Field

The invention relates to the technical field of material management, in particular to a BOM management method and system.

Background

The BOM is specifically meant to be a Bill of materials, is fully called as Bill of materials, adopts computer-aided enterprise production management, firstly enables a computer to read product constitution and all materials to be involved of an enterprise, and for facilitating computer identification, the product structure expressed by a graphic must be converted into a certain data format, a file describing the product structure in the data format is the Bill of materials, and the BOM is not only important input data in a computer-aided enterprise production management system, but also important basis for accounting cost in a financial department, organization production of a manufacturing department and the like, so that the influence surface of the BOM is very large, the accuracy requirement is highest, and how to correctly manage and maintain the BOM is an important work.

Disclosure of Invention

In order to solve the problem of high accuracy requirement of the bill of materials BOM in the prior art, the invention provides a bill of materials BOM management method and system.

The BOM management method of the bill of materials of the invention comprises the following steps:

the BOM structure management step comprises the steps of acquiring material parameter information and design drawing information, and carrying out BOM association on the acquired parameter information and the design drawing information to generate an instantiation BOM structure corresponding to the material and containing visual graphic information, wherein the BOM is a bill of materials;

the BOM editing management step is that exclusive processing is carried out on the material information to be edited, then the material information is edited, and after the editing is completed, the material information is updated in a BOM system;

Acquiring a BOM baseline of a specific time node, acquiring version related information according to the BOM baseline, and if the version information is updated, additionally storing the version information and the time node;

And a BOM flow management step, namely dynamically managing the structured data of the life cycle of the BOM, and updating the information of each material in the material library in real time.

Further, before the material enters the BOM system, the method further comprises a step of uniformly coding the material, wherein the material is automatically classified and managed based on coding of the material, the coding of the material comprises a first coding region, a second coding region, a third coding region and a fourth coding region which are sequentially arranged, and four-level coding respectively represents comprehensive properties of the material, and different types and names of the material are distinguished.

Further, the codes are 16 codes, wherein the first code area is 2 bits, the second code area is 3 bits, the first code area and the second code area respectively represent the large, medium and small classifications of materials, the third code area is 10 bits, the parameters of the elements are represented, and the fourth code area is 1 bit, and the third code area represents the special marks of the materials.

Further, in the BOM structure management step, the processing method for instantiating the BOM structure is as follows:

Acquiring material information, wherein the material information comprises material names, codes and parameter information;

generating material drawing information, then importing the drawing information into a BOM system, and performing BOM association on material related information and design drawing information;

importing the related component information according to the material information;

generating an instantiated BOM structure according to the parent-child relation imported into the BOM system;

and generating a visual graph based on the instantiated BOM structure.

Further, the method for acquiring the material information comprises the steps of manual BOM structure creation, historical data batch import and three-dimensional CAD integration mode,

The method for carrying out BOM association on the material related information and the design drawing information comprises the following steps:

BOM association is carried out on the acquired parameter information and the design drawing information, and then an object to be associated is acquired and stored through an object association interface;

Checking the bill of material products, checking whether the bill of material products is complete or not, returning a checking result, and reminding an operator of supplementing relevant data if the bill of material products is incomplete.

In the BOM editing and managing step, before editing the materials, the material information to be edited is extracted to a working area, then the material information is edited and modified, and after the editing is completed, the material information is imported into the BOM system.

Further, in the BOM version management step, the method further includes a sub-step of automatically updating version information:

When the material information is exported/imported, updating the export/import coding information in the material version;

after the material is exported, edited and managed, when information is imported again, judging whether the material codes are consistent, if so, updating the change revision operation codes in the system version;

an information comparison step of comparing the information before and after updating, generating a change information list for the changed part, and distinguishing and displaying the change information list;

and the material version further comprises a revision version and a secondary version sequence, a BOM baseline is automatically grabbed every set time, version related information is obtained according to the BOM baseline, and if the revision version and the secondary version sequence are updated, the version information and time node related information are additionally stored.

Further, the BOM process management step comprises a material coding application process, a material recognition process and a material attribute changing process, wherein the material attribute comprises distinguishing identifiers of all processes where the material is located, and operation authorities of corresponding managers and different managers are distributed according to the distinguishing identifiers.

The invention also provides a bill of material BOM management system, which is used for realizing the bill of material BOM management method, comprising the following steps:

The BOM structure management module is used for acquiring material parameter information and design drawing information, carrying out BOM association on the acquired parameter information and the design drawing information, generating an instantiation BOM structure corresponding to the material and containing visual graphic information, wherein the BOM is a bill of materials;

The BOM editing management module is used for exclusively processing the material information to be edited, editing the material information, and updating the material information in the BOM system after the editing is completed;

the BOM version management module is used for acquiring a BOM baseline of the specific time node, acquiring version related information according to the BOM baseline, and if the version information is updated, additionally storing the version information and the time node;

The BOM flow management module is used for dynamically managing the structured data of the life cycle of the BOM and updating the information of each material in the material library in real time;

a material database for storing various basic information related to materials, including a device library, a design template library, a general-purpose library and a standard library

Compared with the prior art, the invention has the beneficial effects that the BOM structure can be automatically generated according to the material information, the material management efficiency is improved, the labor cost is saved, and the errors or errors caused by the manual management are reduced;

The integrated picture design tool can directly acquire design drawing information, correlate the design drawing information with material parameter information, realize attribute mapping, generate a visual graph, more intuitively see specific material forms and improve the accuracy of material management;

By exclusive processing of the material information to be edited, on the one hand, the modification priority is obtained, and on the other hand, other users can be prompted that the data is detected to be being modified. Therefore, one data can be simultaneously modified by multiple persons, so that the material information is prevented from being wrong due to uncontrollable material information;

By adopting the unified device naming standards of the four-level structure, a company-level public device library is created, and conditions of different materials, different types of the same material, different manufacturers of the same type or the like can be effectively partitioned, so that fine management of the materials is realized, the identifiability and usability of basic data are improved, and the accuracy of a BOM structure is improved.

Drawings

In order to more clearly illustrate the invention or the solutions of the prior art, a brief description will be given below of the drawings used in the description of the embodiments or the prior art, it being obvious that the drawings in the description below are some embodiments of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.

FIG. 1 is a flow chart of a management method of the present invention;

FIG. 2 is a schematic diagram of an embodiment of the material encoding of the present invention;

FIG. 3 is a block diagram of a management system according to the present invention.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, the terms used in this description of the invention are for the purpose of describing particular embodiments only and are not intended to be limiting of the invention, and the terms "comprising" and "having" and any variations thereof in the description of the invention and the claims and the above description of the drawings are intended to cover non-exclusive inclusions. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the described embodiments of the invention may be combined with other embodiments.

In order to enable those skilled in the art to better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1, the bill of materials BOM management method of the present invention includes the following steps:

Preferably, before entering the BOM system, the material further comprises a step of uniformly coding the material, wherein the material is automatically classified and managed based on the coding of the material.

As shown in fig. 2, the code of this example adopts a four-level coding structure, and the code of the material includes a first coding region (first-level code), a second coding region (second-level code), a third coding region (third-level code) and a fourth coding region (fourth-level code) which are sequentially set, where the four-level codes respectively represent comprehensive properties of the material, and distinguish materials with different types and different names.

As an embodiment of the present invention, the code is 16 codes, where the first code area is 2 bits, the second code area is 3 bits, and represents the medium-sized and medium-sized classifications of the materials respectively, the third code area is 10 bits, and represents the element parameters, and the 10-bit codes can be in one-to-one correspondence with the parameters of the single element, and the code is a key point for distinguishing the same type of materials. The fourth coding region is 1 bit and represents special marks of materials, and the special marks are marked from A in sequence by adopting a large number of letters, for example, in the example, A represents non-bonded lead-free, B represents bonded lead-free, C represents bonded lead-free, D represents non-bonded lead-free, and other special marks can be named. The information comparison table of each level of code identification is stored in the public database, and can be searched and called during encoding, thereby realizing quick encoding.

According to the invention, a four-level structure unified device naming standard is adopted, and a company-level public device library is created, so that conditions of different materials, different types of the same material, different manufacturers of the same type and the like can be effectively partitioned, fine management of the materials is realized, the identifiability and usability of basic data are improved, and the accuracy of a BOM structure is improved.

Preferably, in the step of managing the BOM structure in this embodiment, the processing method for instantiating the BOM structure is as follows:

1. And acquiring material information, wherein the material information comprises material names, codes and parameter information. When the material information can be purchased by a purchasing person, the related information is placed in a data public area, a server side working area and the like in advance, then an operator is led into the BOM system through a network, and manual BOM structure creation, historical data batch import and a three-dimensional CAD integration mode can be adopted.

2. Generating material drawing information, then importing the drawing information into a BOM system, and performing BOM association on the material related information and the design drawing information.

Preferably, in the embodiment, 3D design software is integrated in a BOM management system, material visualization is realized through the 3D design software, design drawings can be drawn in the material system, drawing information in a data public area and a server side working area can be imported, drawing information identification is realized, the 2D and 3D design drawings of various materials are unified in format through the processing of the 3D design software, and the assembly and integration of the materials are facilitated.

In the example, whether the input object is wrong or not is checked through the object collecting interface, if the input object is needed to be associated with the filled PART NUMBER, the PART is associated to the CAD document or the 3D design document after the material information is imported, before the association operation, whether the picture object is complete or not is automatically analyzed, and if the picture object is complete, BOM association is carried out.

After the design drawing information is successfully imported, the drawing code is searched, a lightweight visual model is generated in the detailed information tab, parameters input in the 3D design software can be mapped into the system, and the system can be opened through the 3D total software through corresponding operation instructions to quickly look up the material pictures. By inputting the instruction for viewing the related object tab, the information related to the object can be viewed, and the corresponding object interface can be jumped.

3. And importing the associated component information according to the material information.

If the material is composed of a plurality of parts, the example can simultaneously import a plurality of associated part information in batch according to the naming of the material information.

4. And generating an instantiated BOM structure according to the parent-child relation imported into the BOM system.

The system acquires an assembly instruction, selects parts to be assembled, can realize the assembly of a plurality of parts according to the relationship between the father and son parts imported into the BOM system, then imports the assembled material design drawing into the system, generates an instantiated BOM structure, generates a visual image based on the instantiated BOM structure, and finally presents the assembled design drawing in a material picture display area.

As an embodiment of the invention, the method for carrying out BOM association on the material related information and the design drawing information comprises the following steps:

The bill of materials and products of this example are stored in a materials database, including related description documents, before being imported into the system.

Preferably, in the BOM editing and managing step, before editing the material, the material information to be edited is extracted to the working area, then the material information is edited and modified, and after the editing is completed, the material information is imported into the BOM system.

By exclusive processing of the material information to be edited, on the one hand, the modification priority is obtained, and on the other hand, other users can be prompted that the data is detected to be being modified. Therefore, the problem that one data can be modified by multiple persons at the same time, so that the material information is wrong due to uncontrollable material information is avoided.

The BOM editing and managing step of the embodiment further comprises a substitute material managing sub-step, and is realized in a BOM-level specific substitution mode, specifically, in the BOM managing system, the page for substituting material group management is customized, and the adding, deleting and modifying operation of a manager is obtained. After creating the order BOM, a user selects whether to apply the alternate material group.

The method optimizes the document version code, and the version of the example comprises revision information besides a large version and a small version, and is uniformly named through changing revision operation codes.

In the BOM version management step, the method further comprises the substep of automatically updating version information:

And the information comparison step is to compare the information before and after updating, generate a change information list aiming at the changed part and display the change information list in a distinguishing way, for example, the difference of versions, the difference of creators, the difference of structures, the difference of attributes and the like can be reflected in the comparison information.

Preferably, the BOM process management step includes a material coding application process, a material recognition process and a material attribute changing process, wherein the material attribute includes distinguishing identifiers of each process where the material is located, and the corresponding manager and the operation authorities of different managers are allocated according to the distinguishing identifiers.

The material coding application flow comprises a material design, a review state and an unacknowledged application passing state, the material acknowledgement flow comprises a post-trial production passing state and a material qualification acknowledged state, and the material attribute change flow comprises an unacknowledged, acknowledged, forbidden state, change and other material attribute change flow. The invention sets each level of management authority in each stage, and opens the later level of authority only after the previous flow passes, and the flow goes to the later level of audit and processing to realize the unification of the authorities.

As shown in fig. 3, the present invention further provides a bill of materials BOM management system, configured to implement the bill of materials BOM management method, including:

and the material database is used for storing various basic information related to materials, including a device library, a design template library, a general-purpose component library and a standard component library.

This part of the process is the same as that described above, and will not be repeated here.

According to the method, the BOM structure can be automatically generated according to the material information, material management efficiency is improved, labor cost is saved, errors or errors caused by manual management are reduced, the design drawing information can be directly obtained through the integrated picture design tool, the design drawing information is associated with the material parameter information, attribute mapping is achieved, a visual graph is generated, specific material forms are more intuitively seen, and accuracy of material management is improved.

The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, which includes but is not limited to the embodiments, and equivalent modifications according to the present invention are within the scope of the present invention.

Claims

1. A BOM management method, characterized by comprising the following steps:

BOM structure management steps: obtain material parameter information and design drawing information, and associate the obtained parameter information and design drawing information with BOM to generate an instantiated BOM structure containing visual graphic information corresponding to the material. BOM is a bill of materials;

BOM editing management steps: Exclusively process the material information that needs to be edited, and then edit the material information. After the editing is completed, update the material information in the BOM system;

BOM version management step: obtaining a BOM baseline at a specific time node, obtaining version-related information based on the BOM baseline, and if the version information is updated, storing the version information and time node separately;

BOM process management steps: Dynamically manage the structured data of the BOM life cycle and update the information of each material in the material library in real time.

2. The bill of materials (BOM) management method according to claim 1 is characterized in that: before the materials enter the BOM system, it also includes a step of uniformly encoding the materials: based on the material coding, the materials are automatically classified and managed, wherein the material coding includes a first coding area, a second coding area, a third coding area and a fourth coding area which are set in sequence, and the four levels of coding respectively represent the comprehensive attributes of the materials and distinguish materials of different types and names.

3. The BOM management method according to claim 3 is characterized in that: the code is a 16-bit code, wherein the first coding area is 2 bits, the second coding area is 3 bits, respectively representing the large, medium and small classifications of the material, the third coding area is 10 bits, representing the component parameters, and the fourth coding area is 1 bit, representing the special identification of the material.

4. The BOM management method according to claim 1, characterized in that: in the BOM structure management step, the processing method of instantiating the BOM structure is:

Obtain material information, including material name, code, and parameter information;

Generate material drawing information, then import the drawing information into the BOM system, and associate the material-related information with the design drawing information into the BOM;

Import associated component information based on material information;

Generate instantiated BOM structure based on the parent-child relationship imported into the BOM system;

A visualization graph is generated based on the instantiated BOM structure.

5. The BOM management method according to claim 4 is characterized in that: the method for obtaining material information includes: manual BOM structure creation, batch import of historical data, and 3D CAD integration.

The method of associating material-related information with design drawing information for BOM is:

After associating the acquired parameter information and design drawing information with the BOM, obtain and save the objects to be associated through the object association interface;

Material completeness check: Check the material product list to see if it is complete and return the inspection results. If it is incomplete, remind the operator to complete the relevant information.

6. The BOM management method according to claim 1 is characterized in that: in the BOM editing management step, before editing the material, the material information to be edited is extracted to the workspace, and then the material information is edited and modified. After the editing is completed, the material information is imported into the BOM system.

7. The BOM management method according to claim 1, characterized in that: the BOM version management step further comprises a sub-step of automatically updating version information:

When exporting/importing material information, update the export/import code information in the material version;

After the material is exported and edited, when the information is re-imported, determine whether the material code is consistent. If so, update the change revision operation code in the system version;

Information comparison step: compare the information before and after the update, generate a list of changed information for the changed parts, and display them separately;

The material version also includes a revised version and a secondary version sequence. The BOM baseline is automatically captured at set intervals, and version-related information is obtained based on the BOM baseline. If the revised version and the secondary version sequence are updated, the version information and time node-related information are stored separately.

8. The bill of materials (BOM) management method according to claim 1 is characterized in that: the BOM process management steps include material coding application process, material approval process and material attribute change process, the material attributes include the distinguishing identifiers of each process in which the material is located, and the corresponding managers and different managers' operating permissions are allocated according to the distinguishing identifiers.

9. A bill of materials (BOM) management system, used to implement the bill of materials (BOM) management method according to any one of claims 1 to 8, characterized in that it comprises:

BOM structure management module: used to obtain material parameter information and design drawing information, and associate the obtained parameter information and design drawing information with BOM, and generate an instantiated BOM structure containing visual graphic information corresponding to the material. BOM is a bill of materials;

BOM editing management module: used to exclusively process the material information that needs to be edited, and then edit the material information. After the editing is completed, the material information is updated in the BOM system;

BOM version management module: used to obtain the BOM baseline of a specific time node, and obtain version-related information based on the BOM baseline. If the version information is updated, the version information and time node are stored separately;

BOM process management module: used to dynamically manage the structured data of the BOM life cycle and update the information of each material in the material library in real time;

Material database: used to store various basic information related to materials, including device library, design template library, general parts library and standard parts library.