CN1783145A - Simulating method for virtual model - Google Patents
Simulating method for virtual model Download PDFInfo
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- CN1783145A CN1783145A CNA2004100890635A CN200410089063A CN1783145A CN 1783145 A CN1783145 A CN 1783145A CN A2004100890635 A CNA2004100890635 A CN A2004100890635A CN 200410089063 A CN200410089063 A CN 200410089063A CN 1783145 A CN1783145 A CN 1783145A
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Abstract
The simulating virtual prototype method includes the following steps: installing Solid Works or Inventor software in computer; performing 3D design on the parts constituting the virtual prototype, classifying into standard parts, standard parts, purchased parts and special purchased parts, and establishing part library, standard part library, purchased part library, assembly and prototype assembling system; assembling assemblies, and disassembling assemblies to create stereo exploded view to realize the dynamic simulation of virtual prototype. The present invention combines the 3D CAD technology with designer's synthesis, analysis, creative thinking ability and can shorten product developing period, raise performance and quality and lower manufacture cost.
Description
Technical field
The present invention relates to a kind of emulation mode of virtual prototype, especially utilize computing machine to carry out the three-dimensional design and the movement simulating method of virtual prototype.
Background technology
General traditional design mode adopts two dimensional CAD system, its can make drawing draw standard, also be convenient to later modification of drawing and management when improving drawing efficiency.Two dimensional CAD system has just played certain effect in the primary stage of getting rid of chart board.But two dimensional CAD system is the same with manual drawing, and to reducing product design mistake, change in design and do over again phenomenon and moment-less influence, the designing quality that enterprise is needed most does not have great raising.
Because traditional product development mode, promptly utilize the two dimensional CAD system deisgn product, no longer be fit to the time of enterprise to product, quality, the requirement of cost, and be difficult to remove to describe the three dimensions mechanism kinematic and carry out product and assemble work such as interference checking with two-dimentional drawing, so its workflow is carried out in order.Many times be product to be carried out the trial assembly timing just find to interfere or design phenomenons such as unreasonable, can not consider the requirement of downstream process in early days in design comprehensively, thereby make product design have a lot of defectives, cause the Change In Design workload big, construction cycle is long, the cost height.
For engineering goods, if occupy a tiny space on market, primary task is exactly to change traditional design and manufacture method, begins just to utilize virtual technology and runs through the overall process of product life cycle always from the conceptual design of product.Present products characteristics is little in batches, and remodeling is fast.If continue to use traditional design and manufacture method, oversize needs that can't satisfy the user of cycle then, and also for production enterprise, the cost of products height, occupied fund is many, and the competitiveness of enterprise is low.Virtual technology is applied in the Design of Mechanical Product manufacture process, can promotes the market competitiveness of enterprise widely, strengthened the dirigibility of enterprise, increased the market adaptability to changes.
Summary of the invention
The object of the present invention is to provide a kind of emulation mode of virtual prototype, provide platform, thereby realize the PDM (product data management) of enterprise for product design in enterprises forwards three-dimensional design to from two-dimensional design.
The emulation mode of a kind of virtual prototype provided by the present invention comprises the following steps: at first, and SolidWorks or Inventor software are installed in computing machine; Secondly, each part that constitutes in the virtual prototype is carried out three-dimensional design, and purchase part according to standard component, parts, outsourcing piece and spy and classify, set up three-dimensional parts library, standard parts library, outsourcing piece storehouse, parts assembly and final assembly system; At last, utilize institute's installed software on request each individual components to be assembled and form the parts assembly, the parts of finishing all assemblies then as requested decompose, and generate three-dimensional exploded view, realize the motion simulation of virtual prototype installation process.
In the emulation mode of above-mentioned virtual prototype, the 3 d part storehouse of being set up can be expanded and revise immediately.
In the emulation mode of above-mentioned virtual prototype, can carry out finite element analysis in the parts each and reach and optimize structure.
In the emulation mode of above-mentioned virtual prototype, can generate the technology linkage editor to the final assembly body.
Adopted above-mentioned technical scheme, with computing machine at a high speed, the storage of mass data and processing and mining ability combine with people's analysis-by-synthesis and creative thinking ability, utilize the three-dimensional CAD technology, to the products innovation exploitation, shortening manufactures and designs cycle, raising performance and quality, reduction manufacturing cost and has played vital role.
The present invention has following advantage:
1. can set up the needed product standard parts library of enterprise.The enterprise product parts library, the outsourcing piece storehouse, the spy purchases the part storehouse, and these parts libraries can expand immediately, and instant the modification for enterprise designs, developed new product and provided convenience.
2. the motion simulation of the assembling of equipment or product, installation process.The multimedia that can be used as the product assembling or install instructs, and improves service quality and cost of serving.
3. the virtual propaganda of product-can not produce machine in kind fully.It is for reference to design virtual prototype.Even the personalized design requirement is arranged, modification is got up also very convenient, can shorten the manufacturing cycle widely and reduce manufacturing cost.
4. can require to provide finite element analysis according to enterprise, be optimized design for product.
Embodiment
Below in conjunction with specific embodiments of the invention, the present invention is further illustrated.
Virtual prototype is example with the flexible printing machine, this flexible printing machine has stable tension, stable drive, high precision printing capability, and its printing can reach 175 lines, it is high-precision flexible printing machine, this machine also has quantitative paper feeding, flexographic printing, UC glazing, the circle cross cutting, the waste material rewinding is vertically cut, cut individual etc. function.
The flexible printing machine virtual design, be that flexible printing machine passes through three-dimensional modeling, form virtual prototype, realize three-dimensional design and motion simulation by SolidWorks or Inventor two fatware, whole design process divided for seven megastages: set up the flexible printing machine parts library, set up relevant GB standard parts library, set up relevant outsourcing piece (derive from Japanese SMC company and other spy and purchase part) storehouse system, the formation of large-scale assembly, the three-dimensional exploded view of mechanism (explosive view) generates, and realizes the motion simulation of flexible printing machine.
In this project, we have carried out two kinds of method three-dimensional CAD designs.
1.Inventor flexible printing machine three-dimensional modeling under the environment
More than 5000 part in the flexible printing machine designed, and purchase part according to standard component, parts, outsourcing piece, spy and carried out detailed classification.Concrete classification situation is as follows: parts library, standard parts library, outsourcing piece storehouse, parts assembly, parts explosive view.
After finishing all Element Design work, as requested each individual components has been carried out assembling and formed the parts assembly.
After having finished all parts assemblies, finish the explosive view of all assemblies as requested, and the explosive view parts list.
The last printing of all exploded views and its corresponding parts list bound into book form, and consults use for the user.
Flexible printing machine three-dimensional modeling under the 2:SolidWorks environment
For the ease of carrying out three-dimensional motion analysis and stress-strain analysis, carry out part modeling with SolidWorks, the parts assembling, final assembly, fact proved that the part assembling of quantity huge (this flexible printing machine is more than 5000 part) all is very high requirement to software and hardware environment, SolidWorks software can be finished final assembly better, simultaneously, the data-switching of carrying out part and assembly parts by the SolidWorks environment is also to be very accurately eaily.
Using the SolidWorks design also is according to standard component, parts, and outsourcing piece, the spy purchases part and has carried out detailed classification.Parts library, standard parts library, outsourcing piece storehouse, parts assembly, final assembly body.
Three dimensional CAD system provided by the invention can be designed the 3D solid product model of What You See Is What You Get easily with it, and the 3D solid product model has been arranged, and can assemble and interference checking; Can carry out finite element analysis and optimal design (CAE) to important spare part; Can carry out technological procedure and generate (CAPP); Can carry out digital control processing (CAM); Can carry out rapid shaping; Just can take parts in kind and assemble and test before making mould, can start three-dimensional, two-dimentional correlation function directly generates two-dimentional drawing automatically by three-dimensional; Can carry out product data shares with integrated etc.This is that two-dimensional graphics is incomparable.
The present invention can reflect design idea intuitively, all sidedly, and can accomplish data sharing on each links such as product design, analytical calculation, manufacturing by setting up three-dimensional digital model.On the basis of three-dimensional model, can assemble, senior computer-aided design (CAD) work such as interference checking, finite element analysis and motion analysis, the present invention is enterprises service with the most practical technology.
In sum, the present invention carries out product development with three-dimensional CAD/CAM system, has fundamentally changed manual in the past the drawing, organizes the technical management mode of whole process of production with drawing.The expression of design concept is developed into by two-dimentional drawing can be at the virtual product (virtual prototype) of computer simulation show parts three-dimensional entity model.The present invention is convenient to form a kind of new design and production design management system, is to improve one of main means of enterprise competitiveness.
Above embodiment is only for the usefulness that the present invention is described, but not limitation of the present invention, person skilled in the relevant technique, under the situation that does not break away from the spirit and scope of the present invention, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong within the category of the present invention, should be limited by each claim.
Claims (4)
1. the emulation mode of a virtual prototype comprises the following steps:
At first, SolidWorks or Inventor software are installed in computing machine;
Secondly, each part that constitutes in the virtual prototype is carried out three-dimensional design, and purchase part according to standard component, parts, outsourcing piece and spy and classify, set up three-dimensional parts library, standard parts library, outsourcing piece storehouse, parts assembly and final assembly system;
At last, utilize institute's installed software on request each individual components to be assembled and form the parts assembly, the parts of finishing all assemblies then as requested decompose, and generate three-dimensional exploded view, realize the motion simulation of virtual prototype installation process.
2. according to the emulation mode of the described virtual prototype of claim 1, it is characterized in that: the 3 d part storehouse of being set up can be expanded and revise immediately.
3. according to the emulation mode of the described virtual prototype of claim 1, it is characterized in that: can carry out finite element analysis in the described parts each and reach and optimize structure.
4. according to the emulation mode of the described virtual prototype of claim 1, it is characterized in that: can generate the technology linkage editor described final assembly body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100890635A CN1783145A (en) | 2004-12-03 | 2004-12-03 | Simulating method for virtual model |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2004100890635A CN1783145A (en) | 2004-12-03 | 2004-12-03 | Simulating method for virtual model |
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| CN1783145A true CN1783145A (en) | 2006-06-07 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100446012C (en) * | 2006-08-30 | 2008-12-24 | 武汉船用机械有限责任公司 | Three-dimensional design method for crane peculiar to vessel |
| CN101097582B (en) * | 2006-06-30 | 2010-05-12 | 上海建设路桥机械设备有限公司 | Method for solving two columns cover type hydraulic support movement with mechanical artificial analyze software |
| CN101936171A (en) * | 2010-07-20 | 2011-01-05 | 天地科技股份有限公司 | Hydraulic support and surrounding rock coupling three-dimensional dynamic design method |
| CN101639681B (en) * | 2008-07-29 | 2011-06-22 | 深圳市大族激光科技股份有限公司 | Method for optimizing performance parameters of movement mechanism of electronic equipment |
| CN103049620A (en) * | 2013-01-09 | 2013-04-17 | 江南造船(集团)有限责任公司 | Ship simulating system and ship simulating method used during shipbuilding |
| CN104598675A (en) * | 2015-01-07 | 2015-05-06 | 北京卫星环境工程研究所 | Actually measured data-based spacecraft component assembly simulation method |
-
2004
- 2004-12-03 CN CNA2004100890635A patent/CN1783145A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101097582B (en) * | 2006-06-30 | 2010-05-12 | 上海建设路桥机械设备有限公司 | Method for solving two columns cover type hydraulic support movement with mechanical artificial analyze software |
| CN100446012C (en) * | 2006-08-30 | 2008-12-24 | 武汉船用机械有限责任公司 | Three-dimensional design method for crane peculiar to vessel |
| CN101639681B (en) * | 2008-07-29 | 2011-06-22 | 深圳市大族激光科技股份有限公司 | Method for optimizing performance parameters of movement mechanism of electronic equipment |
| CN101936171A (en) * | 2010-07-20 | 2011-01-05 | 天地科技股份有限公司 | Hydraulic support and surrounding rock coupling three-dimensional dynamic design method |
| CN101936171B (en) * | 2010-07-20 | 2012-10-31 | 天地科技股份有限公司 | Hydraulic support and surrounding rock coupling three-dimensional dynamic design method |
| CN103049620A (en) * | 2013-01-09 | 2013-04-17 | 江南造船(集团)有限责任公司 | Ship simulating system and ship simulating method used during shipbuilding |
| CN103049620B (en) * | 2013-01-09 | 2015-03-25 | 江南造船(集团)有限责任公司 | Ship simulating system and ship simulating method used during shipbuilding |
| CN104598675A (en) * | 2015-01-07 | 2015-05-06 | 北京卫星环境工程研究所 | Actually measured data-based spacecraft component assembly simulation method |
| CN104598675B (en) * | 2015-01-07 | 2017-11-24 | 北京卫星环境工程研究所 | A kind of assembly simulation method of the spacecraft parts based on measured data |
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