CN107590348A - A kind of auto parts low-carbon Integrated Design System and its method based on CAD platforms - Google Patents
A kind of auto parts low-carbon Integrated Design System and its method based on CAD platforms Download PDFInfo
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- CN107590348A CN107590348A CN201710898430.3A CN201710898430A CN107590348A CN 107590348 A CN107590348 A CN 107590348A CN 201710898430 A CN201710898430 A CN 201710898430A CN 107590348 A CN107590348 A CN 107590348A
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Abstract
The invention discloses a kind of auto parts low-carbon Integrated Design System and its method based on CAD platforms, its feature includes：Part case library module, Parametric designing module and low-carbon design module；Part case library module includes：Automobile typical part library unit, typical part query unit, typical part preview unit；Low-carbon design module includes：Part low-carbon design cell, component low-carbon design cell and design recommendation unit；Part low-carbon design cell includes：Parts information model subelement, material selection subelement, technological design subelement, influence distribution subelement；Component low-carbon design cell includes：Component assembling subelement, component part information sub-elements, component carbon emission distribution subelement.The present invention can realize the quick realization of auto parts Green design, product design and development efficiency be improved, so as to shorten product development cycle.
Description
Technical field
The present invention relates to field of computer technology, specifically a kind of auto parts low-carbon design based on CAD platforms
Integrated system and its method.
Background technology
With the high speed development of China's economic and deepening continuously for cities and towns process of industrialization, the popularity of automobile is increasingly
It is high.Auto output is skyrocketed through bringing convenience to people's daily life, but is also brought seriously to the environment that people depend on for existence
Pollution.Countries in the world government starts gradually to pay attention to environmental problem, actively publicizes and advocate green consumption, people start step by step
Recognize the importance of environment, also begin to receive green consumption concept, green consumption is progressively turning into the consumption of Chinese market
New trend.
At present, the low-carbon layout strategy that most of automobile manufacturing enterprise is taken is that product is given birth in the product development later stage
Life Cycle Assessment identifies its major influence factors, further according to evaluation result is improved design, tactful retardation product development
Cycle, its main cause：
(1) all there is identical point between the different model of every kind of product, do not accounted for not in product development process
With contacting between model, there is the repeated phenomenon of design, wasting manpower and material resources, retardation product development cycle.
(2) product is designed using Three-dimensional CAD Software during exploitation, the Whole Life Appraisal of product
The product development later stage is generally concentrated at, design software and the LCA instrument of product are independently of each other so that product is set
Meter can not be carried out simultaneously with environmental impact assessment, and designer needs to take more time analysis complex environment assessment shadow
Ring, it is impossible to have a complete pattern to the Green design of whole product, thus can significantly increase needed for product development
The time wanted, influence development efficiency.
(3) in the development process of product, the design and manufacture of product are separate processes, to the product life cycle
When being analyzed, it is impossible to entirety is analyzed product, the life cycle analysis of product can be influenceed.
The content of the invention
The present invention is to solve above-mentioned the shortcomings of the prior art part, propose a kind of auto parts of CAD platforms
Low-carbon Integrated Design System and its method, to structure design and LCA are combined in product development process,
Part carbon emission in design, manufacturing process is taken into full account, reduces the design time of developer, so as to shorten product
Construction cycle.
The present invention adopts the following technical scheme that to solve technical problem：
A kind of the characteristics of auto parts low-carbon Integrated Design System based on CAD platforms of the present invention, includes：Part case storehouse
Module, Parametric designing module and low-carbon design module；
Part case library module includes：Automobile typical part library unit, typical part query unit, typical part preview list
Member；
Low-carbon design module includes：Part low-carbon design cell, component low-carbon design cell and design recommendation unit；
Part low-carbon design cell includes：Parts information model subelement, material selection subelement, technological design subelement, shadow
Ring distribution subelement；
Component low-carbon design cell includes：Component assembling subelement, component part information sub-elements, the distribution of component carbon emission
Subelement；
Automobile typical part library unit is used to design part model in CAD software, and by designed part model
Storage in a local computer, is divided into polytype sub- parts library further according to the difference of part model species；
Typical part query unit is used to inquire about in sub- parts library and select corresponding part model；
Typical part preview unit is used to carry out preview to the part model inquired about；
Parametric designing module is used to select different types of part model in sub- parts library and changes model constraint chi
It is very little, so as to obtain required part；
Part low-carbon design cell imported by parts information model subelement needed for part, further according to part performance requirement,
Subelement is selected to the required corresponding material of parts information model using material, then mechanical property check is carried out to the material of selection,
And selector learns final material of the material of service check as required part with joint efforts；
Part low-carbon design cell utilizes technological design subelement to several process programs of required Element Design, and selects
Select the final process program for meeting the process program of feasibility analysis as required part；
Part low-carbon design cell is by influenceing final material and final technique side of the distribution subelement to required part
Case carries out life cycle carbon emission amount evaluation, and changes corresponding material and process program according to evaluation result is obtained, until
To evaluation result meet low-carbon design requirement, so as to obtain final part；
Component low-carbon design cell assembles subelement using component and carries out required final part according to component installation diagram
Assembling, obtains corresponding component；Component part information sub-elements are recycled to transfer the material of each part, process program in component
With evaluation result and be supplied to component carbon emission distribution subelement to be used to calculate the total carbon emission during each component assembly；
The corresponding assembly that design recommendation unit is used to obtain component low-carbon design cell carries out Green performance evaluation, and raw
Into corresponding low-carbon design recommendation feed back to component low-carbon design cell be used to changing material between each part, process program and
Assembly relation.
The present invention is to enter as follows for a kind of the characteristics of auto parts low-carbon integrated design method based on CAD platforms
OK：
Step 1, part model is designed in CAD software, and designed part model is stored in local computer
In, it is divided into polytype sub- parts library further according to the difference of part model species；
Step 2, from sub- part library inquiry and corresponding part model is selected, for changing model confinement dimension, so as to
To required part；
Step 3, according to part performance requirement, carried out to the required corresponding material of parts information model, then to the material of selection
Mechanical property is checked, and selector learns final material of the material of service check as required part with joint efforts；
Step 4, to several process programs of required Element Design, and select the process program for meeting feasibility analysis to make
For the final process program of required part；
Step 5, life cycle carbon emission amount evaluation is carried out to the final material of required part and final process program, and
Corresponding material and process program are changed according to evaluation result is obtained, until obtained evaluation result meets low-carbon design requirement,
So as to obtain final part；
Step 6, according to component installation diagram, required final part is assembled, obtains corresponding component；
Step 7, each component assembly process calculated according to the material of each part in component, process program and evaluation result
In total carbon emission；
Step 8, according to total carbon emission, Green performance evaluation is carried out to corresponding assembly, and generate corresponding low-carbon design
Material, process program and the assembly relation being proposed to be used between each part of modification.
Compared with the prior art, beneficial effects of the present invention are embodied in：
1st, the Parametric designing of products C AD structures of the present invention：In Parametric designing module, the secondary of CAD system is utilized
Development interface, developed with secondary development software such as Creo application program Pro/Toolkit, keeping model topology relation
It can be reconstructed on the premise of constant by control with the concrete numerical value of dimensional parameters or engineering parameter come driving model, so as to realize ginseng
Numberization designs, and reduces the design iterations of similar part, improves development efficiency, reduces the Element Design cycle.
2nd, the present invention is integrated CAD and LCA with secondary development：Part low-carbon in low-carbon designs module designs single
In member, read to take corresponding part process information in feature process database, then stage property of the system in LCA basic databases
Information, lathe information, it is each during the carbon emission factor etc., life cycle analysis is carried out to Element Design process engineering, used
The analysis result of life cycle is modified to key elements such as existing structures, ensures that the whole process of exploitation all meets the requirements.
3rd, structure design of the present invention and technological design are combined：, in an integrated system can be to part after structure design
Material, processing selected and generate corresponding technical process, to part carry out life cycle analysis, according to influence distribution
As a result rational improved structure design and processes process.
Brief description of the drawings
Fig. 1 is present system modularized design overall construction drawing；
Fig. 2 is present system operational flow diagram；
Fig. 3 is material database technology information construction figure of the present invention；
Fig. 4 is material characteristics object-oriented of the present invention description figure；
Fig. 5 is that carbon emission of the present invention quantifies method flow description figure.
Embodiment
In the present embodiment, a kind of auto parts low-carbon Integrated Design System based on CAD platforms, including：Part case storehouse
Module, Parametric designing module and low-carbon design module；
Part case library module includes：Automobile typical part library unit, typical part query unit, typical part preview list
Member；
Low-carbon design module includes：Part low-carbon design cell, component low-carbon design cell and design recommendation unit；
Part low-carbon design cell includes：Parts information model subelement, material selection subelement, technological design subelement, shadow
Ring distribution subelement；
Component low-carbon design cell includes：Component assembling subelement, component part information sub-elements, the distribution of component carbon emission
Subelement；
Automobile typical part library unit is used to design part model in CAD software, and by designed part model
Storage in a local computer, is divided into polytype sub- parts library further according to the difference of part model species；
Typical part query unit is used to inquire about in sub- parts library and select corresponding part model；
Typical part preview unit is used to carry out preview to the part model inquired about；
Parametric designing module is used to select different types of part model in sub- parts library and changes model constraint chi
It is very little, so as to obtain required part；
Part low-carbon design cell imported by parts information model subelement needed for part, further according to part performance requirement,
Subelement is selected to the required corresponding material of parts information model using material, then mechanical property check is carried out to the material of selection,
And selector learns final material of the material of service check as required part with joint efforts；
Part low-carbon design cell utilizes technological design subelement to several process programs of required Element Design, and selects
Select the final process program for meeting the process program of feasibility analysis as required part；
Part low-carbon design cell is by influenceing final material and final technique side of the distribution subelement to required part
Case carries out life cycle carbon emission amount evaluation, and changes corresponding material and process program according to evaluation result is obtained, until
To evaluation result meet low-carbon design requirement, so as to obtain final part；
Component low-carbon design cell assembles subelement using component and carries out required final part according to component installation diagram
Assembling, obtains corresponding component；Component part information sub-elements are recycled to transfer the material of each part, process program in component
With evaluation result and be supplied to component carbon emission distribution subelement to be used to calculate the total carbon emission during each component assembly；
The corresponding assembly that design recommendation unit is used to obtain component low-carbon design cell carries out Green performance evaluation, and raw
Into corresponding low-carbon design recommendation feed back to component low-carbon design cell be used to changing material between each part, process program and
Assembly relation.
In the present embodiment, a kind of auto parts low-carbon integrated design method of CAD platforms is to carry out as follows：
Step 1, part model is designed in CAD software, and designed part model is stored in local computer
In, it is divided into polytype sub- parts library further according to the difference of part model species；
Step 2, from sub- part library inquiry and corresponding part model is selected, for changing model confinement dimension, so as to
To required part；Specifically, parameterized design of component is based on Pro/Toolkit developing instruments and obtained as follows
：
Step 2.1, user select part model from part case storehouse, using ParamGetAndShow () function zero
Display parameter value in part model, corresponding size is inputted in Pro/e according to the needs of actual design；
Step 2.2, the addition Action Button order of ProUIPushbuttonActivateActionSet () function is called, adjusted
Take ParamUpdate () to be updated parameter, and show required part；
Step 3, according to part performance requirement, carried out to the required corresponding material of parts information model, then to the material of selection
Mechanical property is checked, and selector learns final material of the material of service check as required part, material database with joint efforts
Middle information storage means is as shown in Figure 3；Specifically, mechanical property checks process as shown in Fig. 2 material information is in database
Storage model it is as shown in Figure 3.
Step 4, to several process programs of required Element Design, and select the process program for meeting feasibility analysis to make
For the final process program of required part；Characteristic recognition method herein based on extended attribute adjacency matrix, processing technology are deposited
Model is stored up as shown in figure 4, specifically, technical process obtains as follows：
Step 4.1, analyzed by the curved surface and its boundary information of threedimensional model, judge the bumps on curved surface and border
Property, the extended attribute adjacency matrix of model is established, and each sub- adjacency matrix is extracted according to the extracting method of sub- adjacency matrix；
Step 4.2, the Feature Correspondence Algorithm according to design, the sub- adjacency matrix extracted is entered with predefined eigenmatrix
Row contrast, the island features of model are identified first.
Step 4.3, on the basis of the characteristic information of the island features identified, with matrix transformation method to model phase
Hand over feature to be identified, generate process program.
Step 5, life cycle carbon emission amount evaluation is carried out to the final material of required part and final process program, and
Corresponding material and process program are changed according to evaluation result is obtained, until obtained evaluation result meets low-carbon design requirement,
So as to obtain final part；
Step 6, according to component installation diagram, required final part is assembled, obtains corresponding component；
Step 7, each component assembly process calculated according to the material of each part in component, process program and evaluation result
In total carbon emission；Specifically, as shown in figure 5, carbon emission quantization method obtains as follows：
Step 7.1, determine research object and system boundary：Studied object is determined, according to research object and research mesh
Determination its system boundary.
Step 7.2, the carbon emission characteristic of analysis system：According to research object and its system boundary, analysis system is detailed
Technological process and, it is determined that the equipment related to energy resource consumption, the consumption of physical resources and direct carbon emission, process etc..
Step 7.3, the crucial carbon emission factor of identification：According to the carbon emission specificity analysis of system, carbon source is divided into three classes：Energy
Carbon emission, material consumption carbon emission, direct carbon emission are consumed, so that it is determined that crucial carbon emission factor.
Step 7.4, calculate carbon emission amount：For Energy Consumption Factors, primary energy disappears wherein in primary energy Major Systems
Consumption is calculated mainly with electric energy in system multiplied by with the corresponding energy carbon emission factor for the carbon emission amount caused by electric energy
Consumption is multiplied by with the corresponding electric energy carbon emission factor；For material consumption factor, the main consumption with physical resources in system is again
It is multiplied by the corresponding material carbon emission factor；
Step 8, according to total carbon emission, Green performance evaluation is carried out to corresponding assembly, and generate corresponding low-carbon design
Material, process program and the assembly relation being proposed to be used between each part of modification.
Claims (2)
1. a kind of auto parts low-carbon Integrated Design System based on CAD platforms, its feature include：Part case library module, ginseng
Numberization designs module and low-carbon design module；
Part case library module includes：Automobile typical part library unit, typical part query unit, typical part preview unit；
Low-carbon design module includes：Part low-carbon design cell, component low-carbon design cell and design recommendation unit；
Part low-carbon design cell includes：Parts information model subelement, material selection subelement, technological design subelement, influence point
Cloth subelement；
Component low-carbon design cell includes：Component assembling subelement, component part information sub-elements, component carbon emission distribution are single
Member；
Automobile typical part library unit is used to design part model in CAD software, and designed part model is stored
In a local computer, the difference further according to part model species is divided into polytype sub- parts library；
Typical part query unit is used to inquire about in sub- parts library and select corresponding part model；
Typical part preview unit is used to carry out preview to the part model inquired about；
Parametric designing module is used to select different types of part model in sub- parts library and change model confinement dimension, from
And obtain required part；
Part low-carbon design cell imports required part by parts information model subelement, further according to part performance requirement, utilizes
Material selects subelement to the required corresponding material of parts information model, then carries out mechanical property check to the material of selection, and selects
Select final material of the material for meeting mechanical property check as required part；
Part low-carbon design cell using technological design subelement to several process programs of required Element Design, and selector
Close final process program of the process program of feasibility analysis as required part；
Part low-carbon design cell is entered by influenceing distribution subelement to the final material of required part and final process program
Row life cycle carbon emission amount is evaluated, and changes corresponding material and process program according to evaluation result is obtained, until what is obtained
Evaluation result meets low-carbon design requirement, so as to obtain final part；
Required final part is entered luggage by component low-carbon design cell according to component installation diagram using component assembling subelement
Match somebody with somebody, obtain corresponding component；Recycle component part information sub-elements transfer the material of each part in component, process program and
Evaluation result is simultaneously supplied to component carbon emission distribution subelement to be used to calculate the total carbon emission during each component assembly；
The corresponding assembly that design recommendation unit is used to obtain component low-carbon design cell carries out Green performance evaluation, and generates phase
The low-carbon design recommendation answered feeds back to component low-carbon design cell and is used to change material, process program and the assembling between each part
Relation.
A kind of 2. auto parts low-carbon integrated design method based on CAD platforms, it is characterized in that carrying out as follows：
Step 1, part model is designed in CAD software, and by designed part model storage in a local computer, then
Polytype sub- parts library is divided into according to the difference of part model species；
Step 2, from sub- part library inquiry and corresponding part model is selected, for changing model confinement dimension, so as to obtain
The part needed；
Step 3, according to part performance requirement, carry out mechanics to the required corresponding material of parts information model, then to the material of selection
Service check, and selector learns final material of the material of service check as required part with joint efforts；
Step 4, to several process programs of required Element Design, and the process program for selecting to meet feasibility analysis is as institute
The final process program of the part needed；
Step 5, carry out life cycle carbon emission amount evaluation to the final material of required part and final process program, and according to
Obtain evaluation result and change corresponding material and process program, until obtained evaluation result meets low-carbon design requirement, so as to
Obtain final part；
Step 6, according to component installation diagram, required final part is assembled, obtains corresponding component；
Step 7, during calculating according to the material of each part in component, process program and evaluation result each component assembly
Total carbon emission；
Step 8, according to total carbon emission, Green performance evaluation is carried out to corresponding assembly, and generate corresponding low-carbon design recommendation
For changing material, process program and assembly relation between each part.
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| CN110889173A (en) * | 2019-10-15 | 2020-03-17 | 广西汽车集团有限公司 | Assembly unit division method based on assembly relation grading |
| CN112506395A (en) * | 2020-12-01 | 2021-03-16 | 中汽研汽车检验中心(武汉)有限公司 | Vehicle design processing method and device and computer equipment |
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| US20110054652A1 (en) * | 2009-08-27 | 2011-03-03 | Heil Duane A | Building Construction Software and System |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110889173A (en) * | 2019-10-15 | 2020-03-17 | 广西汽车集团有限公司 | Assembly unit division method based on assembly relation grading |
| CN110889173B (en) * | 2019-10-15 | 2023-07-07 | 广西汽车集团有限公司 | Assembly unit classification method based on assembly relation grading |
| CN112506395A (en) * | 2020-12-01 | 2021-03-16 | 中汽研汽车检验中心(武汉)有限公司 | Vehicle design processing method and device and computer equipment |
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