CN103870633A - Quick modeling system for large structure - Google Patents
Quick modeling system for large structure Download PDFInfo
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- CN103870633A CN103870633A CN201410061416.4A CN201410061416A CN103870633A CN 103870633 A CN103870633 A CN 103870633A CN 201410061416 A CN201410061416 A CN 201410061416A CN 103870633 A CN103870633 A CN 103870633A
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Abstract
The invention discloses a quick modeling system for a large structure. The quick modeling system comprises a foundation database module, a structure overall modeling module, a structure quick output module and a main structure modeling module, wherein the structure overall modeling module is used for performing structure overall modeling according to parameter requirements of skeleton template overall opening and interface and the like and can be used for a wireframe model for strength finite element analysis; the main structure modeling module is used for performing main structure parameter design according to the initially optimized structure parameters and completing main structure three-dimensional digital prototype modeling on the basis of a skeleton of the structure overall modeling; the structure quick output module is used for detailing the model according to requirements such as strength finite element analysis and three-dimensional labels to complete quick modeling of the large structure; the foundation database module provides information support for modeling.
Description
Technical field
The present invention relates to structural modeling technical field, particularly a kind of rapid modeling system that is applied to large scale structure.
Background technology
In space industry structural modeling prior art, conventional mode is first to carry out each parts design, carries out total assembly coordination work after completing parts design again.This modeling method advantage is each Model Independent, and machines configurations requires low, and personnel's designed capacity requires low, and shortcoming is in design process, to lack overall idea, and modeling is lack of standardization, and when external condition changes, modification amount greatly.To design specifications, become more meticulous, rapidly require harsh space industry, the application of this method for designing has certain limitation.
In carrier rocket structural system, the cabin section nearly more than 20 with standalone feature and requirement is individual, if adopt traditional Modeling and Design method, modeling period is long, revise difficulty, and the section modeling of each cabin is lack of standardization, and structure matching is poor, has a strong impact on work efficiency.
Summary of the invention
The present invention is directed to prior art above shortcomings, a kind of large scale structure rapid modeling system is provided.The present invention is achieved through the following technical solutions:
A kind of large scale structure rapid modeling system, in order to the three-dimensional digital model of Rapid Establishment large scale structure, large scale structure rapid modeling system comprises:
Basic data library module, some in order to store: skeleton template, finite element analysis template, design parameter optimization template and three-dimensional modeling template;
Structure collectivity MBM, connect basic data library module, comprise that an overall skeleton pattern sets up submodule, overall skeleton pattern is set up submodule according to the population parameter of input, overall opening and interface message, and docking harmony messages, from basic data library module, call corresponding skeleton template and carry out modeling, generate and be used for the wire-frame model of Strength Finite Element Analysis and the skeleton pattern for main structure modeling;
The quick output module of structure, the overall MBM of syndeton and basic data library module, include finite element analysis submodule, finite element analysis submodule is in order to receive wire-frame model, and from basic data library module, call corresponding finite element analysis template, wire-frame model is carried out to finite element analysis;
Main structure MBM, the overall MBM of syndeton, the quick output module of structure and basic data library module, in order to receive skeleton pattern, and from basic data library module, call corresponding design parameter optimization template, three-dimensional modeling template according to the result of finite element analysis, respectively some sections of skeleton pattern carried out design parameter optimization and carried out three-dimensional modeling, obtaining 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, 3-dimensional digital model machine is carried out to model refinement, generates for producing required two-dimentional drawing and three-dimensional labeling model.
Preferably, main structure MBM comprises design parameter optimization submodule, carries out design parameter optimization in order to some the sections to skeleton pattern.
Preferably, basic data library module adopts unified codes and standards storage data.
Large scale structure rapid modeling system of the present invention compared with traditional modeling method, modeling standardization, parametrization, the working automation of publishing picture, modeling efficiency improves 50%.
Accompanying drawing explanation
Shown in Fig. 1 is workflow schematic diagram of the present invention.
Embodiment
Below with reference to accompanying drawing of the present invention; technical scheme in the embodiment of the present invention is carried out to clear, complete description and discussion; obviously; as described herein is only a part of example of the present invention; it is not whole examples; based on the embodiment in the present invention, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to protection scope of the present invention.
For the ease of the understanding to the embodiment of the present invention, be further explained as an example of specific embodiment example below in conjunction with accompanying drawing, and each embodiment does not form the restriction to the embodiment of the present invention.
As shown in Figure 1, a kind of large scale structure rapid modeling system provided by the invention, comprising: basic data library module 40, structure collectivity MBM 10, the quick output module 30 of structure, and main structure MBM 20.
At work, overall skeleton pattern in structure collectivity MBM 10 is set up submodule according to the population parameter of input, overall opening and interface message, and docking harmony messages, from basic data library module, call corresponding skeleton template and carry out modeling, generate and be used for the wire-frame model of Strength Finite Element Analysis and the skeleton pattern for main structure modeling;
Finite element analysis submodule in the quick output module 30 of structure, in order to receive wire-frame model, and from basic data library module, call corresponding finite element analysis template, and wire-frame model is carried out to finite element analysis, the result of part analysis is back to main structure MBM;
The quick output module 30 of structure carries out model refinement according to the result of finite element analysis to 3-dimensional digital model machine, generates for producing required two-dimentional drawing and three-dimensional labeling model.
In the present invention, basic data library module 40 provides the information support such as skeleton template, finite element analysis template, design parameter optimization template, three-dimensional modeling template, material properties, Standard-part Database's for modeling, each module is by calling the complete work of corresponding informance in basic data library module.Information in basic database adopts unified codes and standards storage data, and design parameter is automatically interrelated, and design parameter transmits unique accurate.Each module can complete independent design function by independent input design parameter, and each module can independently be transferred the design of modifying of design parameter, template.
Large scale structure rapid modeling system of the present invention compared with traditional modeling method, modeling standardization, parametrization, the working automation of publishing picture, modeling efficiency improves 50%.
The above; only for preferably embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with in technical scope that those skilled in the art disclose in the present invention; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (3)
1. a large scale structure rapid modeling system, in order to the three-dimensional digital model of Rapid Establishment large scale structure, is characterized in that, described large scale structure rapid modeling system comprises:
Basic data library module, in order to store some skeleton templates, finite element analysis template, design parameter optimization template and three-dimensional modeling template;
Structure collectivity MBM, connect described basic data library module, comprise that an overall skeleton pattern sets up submodule, described overall skeleton pattern is set up submodule according to the population parameter of input, overall opening and interface message and docking harmony messages, from described basic data library module, call corresponding skeleton template and carry out modeling, generate and be used for the wire-frame model of Strength Finite Element Analysis and the skeleton pattern for main structure modeling;
The quick output module of structure, connect described structure collectivity MBM and described basic data library module, include finite element analysis submodule, described finite element analysis submodule is in order to receive described wire-frame model, and from described basic data library module, call corresponding finite element analysis template, described wire-frame model is carried out to finite element analysis;
Main structure MBM, connect described structure collectivity MBM, the quick output module of described structure and described basic data library module, in order to receive described skeleton pattern, and from described basic data library module, call corresponding design parameter optimization template, three-dimensional modeling template according to the result of finite element analysis, respectively some sections of described skeleton pattern carried out design parameter optimization and carried out three-dimensional modeling, obtaining 3-dimensional digital model machine;
Wherein, the quick output module of described structure receives described 3-dimensional digital model machine, and according to the result of finite element analysis, described 3-dimensional digital model machine is carried out to model refinement, generates for producing required two-dimentional drawing and three-dimensional labeling model.
2. large scale structure rapid modeling system according to claim 1, is characterized in that, described main structure MBM comprises design parameter optimization submodule, carries out design parameter optimization in order to some the sections to described skeleton pattern.
3. large scale structure rapid modeling system according to claim 1, is characterized in that, described basic data library module adopts unified codes and standards storage data.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106951589A (en) * | 2017-02-16 | 2017-07-14 | 北京宇航系统工程研究所 | A kind of carrier rocket digital prototype method for designing based on maturity |
| CN110705084A (en) * | 2019-09-26 | 2020-01-17 | 内蒙动力机械研究所 | Rapid design software system of composite 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 |
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| 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 |
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| 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 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106951589A (en) * | 2017-02-16 | 2017-07-14 | 北京宇航系统工程研究所 | A kind of carrier rocket digital prototype method for designing based on maturity |
| CN106951589B (en) * | 2017-02-16 | 2020-08-14 | 北京宇航系统工程研究所 | Carrier rocket digital prototype design method based on maturity |
| CN110705084A (en) * | 2019-09-26 | 2020-01-17 | 内蒙动力机械研究所 | Rapid design software system of composite 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 |
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| CN103870633B (en) | 2017-06-06 |
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