CN103870633B - A kind of large scale structure rapid modeling system - Google Patents
A kind of large scale structure rapid modeling system Download PDFInfo
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- CN103870633B CN103870633B CN201410061416.4A CN201410061416A CN103870633B CN 103870633 B CN103870633 B CN 103870633B CN 201410061416 A CN201410061416 A CN 201410061416A CN 103870633 B CN103870633 B CN 103870633B
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Abstract
The invention discloses a kind of large scale structure rapid modeling system, including：Basic data library module, structure totality MBM, the quick output module of structure, and main structure MBM.Structure totality MBM inherits the parameter requests such as overall opening, interface by skeleton template, carries out the total volume modeling of structure, and the model is that can be used for the wire-frame model of Strength Finite Element Analysis；Main structure MBM, the module carries out main structure parameter designing according to the structural parameters of preliminary optimization, and main structure 3-dimensional digital Prototype Modeling is completed on the basis of the skeleton of the total volume modeling of structure；The quick output sub-module of structure, refined model is required according to Strength Finite Element Analysis and three-dimensional labeling etc., completes large scale structure rapid modeling, and basic data library module is supported for modeling information.
Description
Technical field
The present invention relates to structural modeling technical field, more particularly to a kind of rapid modeling system for being applied to large scale structure.
Background technology
In space industry structural modeling in the prior art, conventional mode is to carry out each parts design first, is completed
Total assembly coordination work is carried out after parts design again.This modeling method advantage is each Model Independent, and machine configuration will
Ask low, the requirement of personnel's designed capacity is low, have the disadvantage to lack overall idea in design process, model lack of standardization, external condition change
When modification amount it is big.To design specification, become more meticulous, it is rapid require harsh space industry, this method for designing
Using there is certain limitation.
In carrier rocket structural system, the bay section with standalone feature and requirement more than nearly 20 is built according to traditional
Mould method for designing, modeling period is long, and modification is difficult, and the modeling of each bay section is lack of standardization, and structure matching is poor, has a strong impact on work
Efficiency.
The content of the invention
The present invention is directed to deficiencies of the prior art, there is provided a kind of large scale structure rapid modeling system.This hair
It is bright to be achieved through the following technical solutions：
A kind of large scale structure rapid modeling system, quickly to set up the three-dimensional digital model of large scale structure, large scale structure
Rapid modeling system includes：
Basic data library module, is used to store some：Skeleton template, finite element analysis template, design parameter optimization template
And three-dimensional modeling template；
Structure totality MBM, the basic DBM of connection, including an overall skeleton pattern setting up submodule, it is overall
Skeleton pattern setting up submodule is according to the population parameter of input, totally opening and interface message, and docks coordination information, from base
Call corresponding skeleton template to be modeled in plinth DBM, generate the wire-frame model and use for Strength Finite Element Analysis
In the skeleton pattern of main structure modeling；
The quick output module of structure, attachment structure totality MBM and basic data library module, including finite element fraction
Analysis submodule, finite element analysis submodule is used to receive wire-frame model, and is called from basic data library module corresponding limited
Meta analysis template, finite element analysis is carried out to wire-frame model；
Main structure MBM, attachment structure totality MBM, the quick output module of structure and basic database mould
Block, is used to receive skeleton pattern, and call corresponding design ginseng from basic data library module according to the result of finite element analysis
Some sections of skeleton pattern are designed parameter optimization and carry out three-dimensional and built by number optimization template, three-dimensional modeling template respectively
Mould, obtains 3-dimensional digital model machine；
Wherein, the quick output module of structure receives 3-dimensional digital model machine, and according to the result of finite element analysis to three dimensions
Printed words machine carries out model refinement, and generation is for the two-dimentional drawing and three-dimensional labeling model needed for production.
Preferably, main structure MBM includes design parameter optimization submodule, it is used to some sections to skeleton pattern
It is designed parameter optimization.
Preferably, basic data library module uses unified codes and standards data storage.
Compared with traditional modeling method, modeling standardization, parametrization go out large scale structure rapid modeling system of the invention
Figure working automation, modeling efficiency improves 50%.
Brief description of the drawings
Shown in Fig. 1 is workflow schematic diagram of the invention.
Specific embodiment
Below with reference to accompanying drawing of the invention, clear, complete description is carried out to the technical scheme in the embodiment of the present invention
And discussion, it is clear that as described herein is only a part of example of the invention, is not whole examples, based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example, belongs to protection scope of the present invention.
For the ease of the understanding to the embodiment of the present invention, make further by taking specific embodiment as an example below in conjunction with accompanying drawing
Illustrate, and each embodiment does not constitute the restriction to the embodiment of the present invention.
As shown in figure 1, a kind of large scale structure rapid modeling system that the present invention is provided, including：Basic data library module 40,
The structure totality quick output module 30 of MBM 10, structure, and main structure MBM 20.
At work, overall ginseng of the overall skeleton pattern setting up submodule in structure totality MBM 10 according to input
Number, overall opening and interface message, and docking coordination information, call corresponding skeleton template to enter from basic data library module
Row modeling, generates the wire-frame model and the skeleton pattern for main structure modeling for Strength Finite Element Analysis；
Finite element analysis submodule in the quick output module 30 of structure, is used to receive wire-frame model, and from basic data
Corresponding finite element analysis template is called in library module, finite element analysis is carried out to wire-frame model, the result of part analysis is back to
Main structure MBM；
Main structure MBM 20, receives skeleton pattern, and according to the result of finite element analysis from basic data library module
In call corresponding design parameter optimization template, three-dimensional modeling template, some sections to skeleton pattern are designed ginseng respectively
Number optimization simultaneously carries out three-dimensional modeling, obtains 3-dimensional digital model machine, and transmit to the quick output module of structure；
The quick output module 30 of structure carries out model refinement to 3-dimensional digital model machine according to the result of finite element analysis, generation
Two-dimentional drawing and three-dimensional labeling model needed for for production.
In the present invention, basic data library module 40 provides skeleton template, finite element analysis template, design parameter to model
The information supports such as optimization template, three-dimensional modeling template, material properties, Standard-part Database's, each module is by calling basic database
Corresponding informance complete job in module.Information in basic database uses unified codes and standards data storage, design ginseng
Number is automatic interrelated, and design parameter transmission is unique accurate.Each module can independent input design parameter complete independent design function,
Each module can independently transfer design parameter, template and modify design.
Compared with traditional modeling method, modeling standardization, parametrization go out large scale structure rapid modeling system of the invention
Figure working automation, modeling efficiency improves 50%.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
Should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
It is defined.
Claims (3)
1. a kind of large scale structure rapid modeling system, quickly to set up the three-dimensional digital model of large scale structure, it is characterised in that
The large scale structure rapid modeling system includes：
Basic data library module, is used to store some skeleton templates, finite element analysis template, design parameter optimization template and three
Dimension modeling template；
Structure totality MBM, connects the basic data library module, including an overall skeleton pattern setting up submodule, described
Overall skeleton pattern setting up submodule is according to the population parameter of input, totally opening and interface message and docks coordination information,
Call corresponding skeleton template to be modeled from the basic data library module, generate the wire frame for Strength Finite Element Analysis
Model and the skeleton pattern for main structure modeling；
The quick output module of structure, connects the structure totality MBM and the basic data library module, including limited
Meta analysis submodule, the finite element analysis submodule is used to receive the wire-frame model, and from the basic data library module
In call corresponding finite element analysis template, finite element analysis is carried out to the wire-frame model；
Main structure MBM, connects the structure totality MBM, the quick output module of the structure and the basis
DBM, is used to receive the skeleton pattern, and according to the result of finite element analysis from the basic data library module
Corresponding design parameter optimization template, three-dimensional modeling template are called, some sections to the skeleton pattern are designed respectively
Parameter optimization simultaneously carries out three-dimensional modeling, obtains 3-dimensional digital model machine；
Wherein, the quick output module of the structure receives the 3-dimensional digital model machine, and according to the result of finite element analysis to institute
Stating 3-dimensional digital model machine carries out model refinement, and generation is for the two-dimentional drawing and three-dimensional labeling model needed for production.
2. large scale structure rapid modeling system according to claim 1, it is characterised in that the main structure MBM bag
Design parameter optimization submodule is included, is used to be designed parameter optimization to some sections of the skeleton pattern.
3. large scale structure rapid modeling system according to claim 1, it is characterised in that the basic data library module is adopted
With unified codes and standards data storage.
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| CN103870633B true CN103870633B (en) | 2017-06-06 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106951589B (en) * | 2017-02-16 | 2020-08-14 | 北京宇航***工程研究所 | Carrier rocket digital prototype design method based on maturity |
| CN110705084B (en) * | 2019-09-26 | 2023-05-05 | 内蒙动力机械研究所 | Rapid design software system for composite material shell |
| CN112131656A (en) * | 2020-08-21 | 2020-12-25 | 成都飞机工业（集团）有限责任公司 | Optimization method for rapid design of airplane structure scheme |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7483818B2 (en) * | 2001-09-18 | 2009-01-27 | Fujitsu Nagano Systems Engineering Limited | Structural analysis program, a structural analysis method, a structural analysis apparatus, and a production process of a semiconductor integrated circuit |
| CN102012958A (en) * | 2010-12-29 | 2011-04-13 | 奇瑞汽车股份有限公司 | Method for designing automobile body structure layout |
| CN102184285A (en) * | 2011-05-03 | 2011-09-14 | 三一集团有限公司 | Digital prototyping design integrated development method and system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7483818B2 (en) * | 2001-09-18 | 2009-01-27 | Fujitsu Nagano Systems Engineering Limited | Structural analysis program, a structural analysis method, a structural analysis apparatus, and a production process of a semiconductor integrated circuit |
| CN102012958A (en) * | 2010-12-29 | 2011-04-13 | 奇瑞汽车股份有限公司 | Method for designing automobile body structure layout |
| CN102184285A (en) * | 2011-05-03 | 2011-09-14 | 三一集团有限公司 | Digital prototyping design integrated development method and system |
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