CN103336859A - Method and system for matching virtual vehicle sample of railway vehicle - Google Patents
Method and system for matching virtual vehicle sample of railway vehicle Download PDFInfo
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- CN103336859A CN103336859A CN2013102259069A CN201310225906A CN103336859A CN 103336859 A CN103336859 A CN 103336859A CN 2013102259069 A CN2013102259069 A CN 2013102259069A CN 201310225906 A CN201310225906 A CN 201310225906A CN 103336859 A CN103336859 A CN 103336859A
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Abstract
The invention provides a method and a system for matching a virtual vehicle sample of a railway vehicle. The method comprises the following steps: calling a partial model, material and/or color of the virtual vehicle sample according to the actual needs; replacing the partial model, material and/or color of the virtual vehicle sample according to the actual needs, and building a new virtual vehicle sample. According to the method and the system provided by the invention, real-time replacement of the partial model, the material and/or the color of the virtual vehicle sample is realized, and components of the existing virtual vehicle sample can be repeatedly used, so that the production and modification period of the virtual vehicle sample is reduced.
Description
Technical field
The present invention relates to virtual reality technology, relate in particular to the virtual sample car matching method of a kind of rail vehicle and system.
Background technology
Virtual reality technology has been succeedd in the numerous complicated equipment manufacture and has been used, and the virtual reality Virtual Prototype Technology has become the gordian technique that promotes the ability of designing and developing, is applied in a plurality of links such as design, assembling and manufacturing.
In High-Speed Train Design, production run, adopted virtual prototype to replace real physical prototyping, can design the shape of bullet train, structure, layout, interior trim etc. visual, and design review and functional verification intuitively.On the other hand, can also allow the client participate in design, be implemented in the pre-sales user of allowing understanding product design more directly perceived result and technical merit, reach the effect of What You See Is What You Get.
At present, virtual reality technology is at rail vehicle, especially the application on bullet train is at the early-stage, because complex structure and the model data amount of bullet train are huge, there are many technical difficulties in virtual reality real-time rendering, real-time, interactive that the expression of virtual sample car reaches permutation (marshalling) vehicle, existing virtual reality technology can not be set up virtual sample car fast, and virtual sample car fabrication cycle is long and can not reuse existing virtual sample car position; In addition, virtual sample car modification difficulty and modification cycle are longer, and being modified the position can influence other positions, and the whole rendering efficiency of virtual sample car is lower, can not satisfy instant evaluation and revise immediately, and allow the client participate in individual demands such as design.
Summary of the invention
The invention provides the virtual sample car matching method of a kind of rail vehicle and system, be used for solving prior art and can not reuse existing virtual sample car parts, the technological deficiency that virtual sample car is made and the modification cycle is long.
The virtual sample car matching method of a kind of rail vehicle provided by the invention comprises:
Call department pattern, material and/or the color of virtual sample car according to the actual requirements;
Change department pattern, material and/or the color of virtual sample car according to the actual requirements, and set up new virtual sample car.
The present invention also provides the virtual sample car apolegamy of a kind of rail vehicle system, comprising:
Handover module calls department pattern, material and/or the color of virtual sample car according to the actual requirements;
Virtual sample car generation module is changed department pattern, material and/or the color of virtual sample car according to the actual requirements, and sets up new virtual sample car.
The virtual sample car matching method of rail vehicle provided by the invention and system, can change in real time the department pattern in the virtual sample car in real time, can also change in real time color and the material of model, can reuse existing virtual sample car parts, reduce virtual sample car and make and the modification cycle.
Description of drawings
The schematic flow sheet of the virtual sample car matching method of rail vehicle that Fig. 1 provides for the embodiment of the invention;
The virtual sample car of rail vehicle that Fig. 2 provides for the embodiment of the invention is matched the structural representation of system.
Embodiment
The schematic flow sheet of the virtual sample car matching method of rail vehicle that Fig. 1 provides for the embodiment of the invention.As shown in Figure 1, the virtual sample car matching method of the rail vehicle that present embodiment provides comprises:
Particularly, can be according to user's actual need, the department pattern in the virtual sample car of real-time calling for example, can call dissimilar headstock models, perhaps can call different types of material, perhaps calls the different colours kind.
Particularly, can design according to the user, demand such as checking, change the department pattern of existing virtual sample car, for example can change models such as car body, cab or floor, can also change the material of different parts, for example can change the texture of seat model, equally, can also change the color of different models.
Further, in step 100, call according to the actual requirements before department pattern, material and/or the color of virtual sample car, also comprise:
Step 300 is set up model bank, Materials Library and the color libraries of rail vehicle.
Particularly, set up the model bank of rail vehicle, comprising:
Step 301 is set up three bit digital models of each parts of rail vehicle, and preestablishes the assembly relation of described three bit digital models.
Can set up the three-dimensional digitalization model of each parts of rail vehicle by 3 d modeling software (3DMAX, PRO/engineer etc.), all preestablished specific assembly relation on each three-dimensional digitalization model, to satisfy the requirement that three-dimensional digitalization model is assembled into digital sample car.
Step 302, with function in the rail vehicle is identical but the parts that structural style is different abstract be module and unified mechanical interface.
For example, can define headstock module, car body module, external door module, roof module, floor module, first-class seat modular, second-class seat modular, side wall module and luggage carrier module etc.Each module all includes a plurality of shapes, model that structure is different.
Step 303, the setting module hierarchical structure, all schemes all can be mated when guaranteeing the model replacing.Set hierarchical structure of determining for each module, when the model in the same module is changed, can guarantee that different model scheme can mate.
In the actual exploitation, can come mark module by the title of module, the title of module can be the unique identification of program-controlled model, and all operations of model can be realized by the judgement to model name.The naming rule of module can be (mutual prefix)+(scheme sequence number)+position _ toponym _ sequence number.For example, mutual prefix can be the control interactive operation, as opens or closes car door etc., and the scheme sequence number can be used as the sign of scheme module, be convenient to procedure identification and differentiation, position _ toponym _ sequence number can be used for the designer to understanding and the differentiation of model hierarchy structure.For example, the part that all display models can be switched, model name all unify to add (Switch_WK) prefix.All display models will be changed the part of color, and the material title all unifies to add (SwitchColor_WK) prefix.The part that inside and outside car door model need be opened alternately, model name all unify to add (Interact_CM) prefix.All seat models will be changed the part of texture, and the material title all unifies to add (SwitchTexture_Cloth) prefix.All can put the design seat, and model name all unifies to add (Place_ZY) prefix.
Model bank is the basis of realizing that the raising system real time is played up in knowledge accumulation, module apolegamy, distribution, it is made up of several files by the module name nominating, in each file, except the model of storage, also store one by the Excel(*.xls of module name nominating) table, recording the title of all modules in this table, be stored in the hard disk of server, the model in the file can be uploaded, download for the deviser and revise model or expand model by network.When need increase module, by network model is uploaded in the file, and the title of in the Excel table, adding new model, program is called model by the model name that reads the Excel table, realizes the associative operation to module convenient and efficient in system.
Materials Library is the basis of realizing material real-time change, renewal, newly-increased material, its some Textures files by the material classification are formed, the picture of the some * .PNG of storage in each file, the material picture in the file can be uploaded, download for the deviser and revise or expansion by network.In use, the pinup picture that calls in the Materials Library that system can be real-time carries out the switching of material texture.
Color libraries is the basis of realizing the color real-time change, it is made up of several txt files, formed by the RGB numeral in the txt file, be used for the prior default color of storage and record and the color behind newly-increased and the real time altering, after the color lump in the colour table is deleted, the RGB digit groups is removed in the corresponding .txt file, and the data in the color libraries are corresponding with the color lump of palette in the system.But color real time altering in system, when greatly satisfying scheme and making to the demand of color.
Particularly, step 200, department pattern, material and/or the color of calling virtual sample car are according to the actual requirements switched specifically and are comprised: the real-time setting of the real-time selection of model, the real-time setting of product colour and/or product material.
Wherein, the real-time selection of described model is specially: call the model in the described model bank according to the actual requirements, the department pattern in the virtual sample car is replaced.
The real-time setting of described product colour is specially: call the color in the described color libraries according to the actual requirements, the department pattern in the virtual sample car is carried out painted in real time.
The real-time setting of described product material is specially: call the material in the described Materials Library according to the actual requirements, the department pattern in the virtual prototype is carried out real-time rendering.
Particularly, can carry out the real-time selection of structure grouping, color and material to the rail vehicle parts, thereby realize the scheme ratio of car body different piece, for example, can carry out modelling to a bassinet structure of car body, can switch different headstock schemes arbitrarily fast carries out reference or than choosing, contrasts the headstock moulding that selection is fit to the most.Can carry out real-time space layout to the arbitrary portion of vehicle, such as the seat of selecting a new departure, and be placed into the position of anticipation; Perhaps the disabled person zone is arranged, made spatially to have more rationality; Can allow the spatial design of vehicle more reasonable and efficient.
The virtual matching method of the rail vehicle that present embodiment provides, can generate new virtual sample car can demonstrate by triple channel plane back projecting system, has the immersion 3D effect, can also carry out man-machine interaction by virtual interacting equipment and virtual sample car, the apolegamy system comprises inner door, rises bow, starts train, switch multimedia system etc. as opening car door; Holder by mutual handle is dragged, is moved etc., comes the seat of guest room is rearranged etc.In addition, when the manipulator wears tracker, more can realize the interaction of browsing of health, look to right-hand as the manipulator, picture can carry out real-time direction accompany movement etc., strengthen the interactive authenticity of experiencing of rail vehicle, make people not need to drive actual vehicle or go to particular place, just can experience authenticity impression on the spot in person.
Particularly, by mutual handle input operation instruction, carry out man-machine interactive operation, for example, " 1 " key is pressed to closing the interface again for opening the model scheme interface switching on the handle." 2 " key is pressed to closing the interface again for opening the color scheme interface switching on the handle." 3 " key is pressed to closing the interface again for opening material scheme interface switching on the handle.With the rocking bar four direction on the handle, can control the visual angle and all around walk.Pin handle " trigger key " and drag handle, can control the comprehensive rotation in visual angle.Have on the object of interaction function, when light places on this object, pressing " trigger " key of lower handle, can do the interaction control of object.If run into the interactive object that need drag control, can " drag handle " in the desired direction and carry out the corresponding control of interactive object pressing " trigger " key also in " maintenance is pressed ".
The virtual sample car matching method of rail vehicle provided by the invention, can change in real time the department pattern in the virtual sample car in real time, can also change in real time color and the material of model, can reuse existing virtual sample car parts, reduce virtual sample car and make and the modification cycle.
The virtual sample car of rail vehicle that Fig. 2 provides for the embodiment of the invention is matched the structural representation of system.As shown in Figure 2, the virtual sample car apolegamy of the rail vehicle that present embodiment provides system comprises:
Handover module 1 calls department pattern, material and/or the color of virtual sample car according to the actual requirements;
Virtual sample car generation module 2 is changed department pattern, material and/or the color of virtual sample car according to the actual requirements, and sets up new virtual sample car.Further, comprise that also database sets up module 3, be used for setting up model bank, Materials Library and the color libraries of rail vehicle.
Particularly, handover module 1 comprises: Model Selection module 11, for the model that calls described model bank according to the actual requirements, the parts in the virtual sample car are replaced; Color settings module 12 is called the color in the described color libraries according to the actual requirements, the parts in the virtual sample car is carried out painted in real time; Material setting module 13 calls the color in the described color libraries according to the actual requirements, the parts in the virtual sample car is carried out painted in real time.
The virtual sample car apolegamy of the rail vehicle that the inventive embodiments that present embodiment provides provides system, for the method for carrying out above-described embodiment, concrete principle and process repeat no more.
The virtual sample car apolegamy of the rail vehicle that present embodiment provides system, can change in real time the department pattern in the virtual sample car in real time, can also change in real time color and the material of model, can reuse existing virtual sample car parts, reduce virtual sample car and make and the modification cycle.
It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although the present invention has been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. the virtual sample car matching method of rail vehicle is characterized in that, comprising:
Call department pattern, material and/or the color of virtual sample car according to the actual requirements;
Change department pattern, material and/or the color of virtual sample car according to the actual requirements, and set up new virtual sample car.
2. the virtual sample car matching method of rail vehicle according to claim 1 is characterized in that, before described department pattern, material and/or the color of calling virtual sample car according to the actual requirements, also comprises:
Set up model bank, Materials Library and the color libraries of rail vehicle.
3. the virtual sample car matching method of rail vehicle according to claim 2 is characterized in that, described department pattern, material and/or the color of calling virtual sample car according to the actual requirements switched specifically and comprised:
The real-time setting of the real-time selection of model, the real-time setting of product colour and/or product material.
4. the virtual sample car matching method of rail vehicle according to claim 3 is characterized in that, the real-time selection of described model is specially: call the model in the described model bank according to the actual requirements, the department pattern in the virtual sample car is replaced.
5. the virtual sample car matching method of rail vehicle according to claim 3 is characterized in that, the real-time setting of described product colour is specially: call the color in the described color libraries according to the actual requirements, the department pattern in the virtual sample car is carried out painted in real time.
6. the virtual sample car matching method of rail vehicle according to claim 3 is characterized in that, the real-time setting of described product material is specially: call the material in the described Materials Library according to the actual requirements, the department pattern in the virtual prototype is carried out real-time rendering.
7. the virtual sample car matching method of rail vehicle according to claim 2 is characterized in that, the described model bank of setting up rail vehicle comprises:
Set up three bit digital models of each parts of rail vehicle, and preestablish the assembly relation of described three bit digital models;
With function in the rail vehicle is identical but the parts that structural style is different abstract be module and unified mechanical interface;
The setting module hierarchical structure, all schemes all can be mated when guaranteeing the model replacing.
8. the virtual sample car apolegamy of a rail vehicle system is characterized in that, comprising:
Handover module calls department pattern, material and/or the color of virtual sample car according to the actual requirements;
Virtual sample car generation module is changed department pattern, material and/or the color of virtual sample car according to the actual requirements, and sets up new virtual sample car.
9. the virtual sample car of rail vehicle according to claim 8 apolegamy system is characterized in that, comprises that also database sets up module, is used for setting up model bank, Materials Library and the color libraries of rail vehicle.
10. the virtual sample car of rail vehicle according to claim 8 is matched system, it is characterized in that described handover module comprises:
The Model Selection module for the model that calls described model bank according to the actual requirements, is replaced the parts in the virtual sample car;
The color settings module is called the color in the described color libraries according to the actual requirements, the parts in the virtual sample car is carried out painted in real time;
The material setting module calls the color in the described color libraries according to the actual requirements, the parts in the virtual sample car is carried out painted in real time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310225906.9A CN103336859B (en) | 2013-06-07 | 2013-06-07 | Method and system for matching virtual vehicle sample of railway vehicle |
| PCT/CN2013/088769 WO2014194623A1 (en) | 2013-06-07 | 2013-12-06 | Method and system for matching virtual vehicle sample of railway vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310225906.9A CN103336859B (en) | 2013-06-07 | 2013-06-07 | Method and system for matching virtual vehicle sample of railway vehicle |
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| CN103336859A true CN103336859A (en) | 2013-10-02 |
| CN103336859B CN103336859B (en) | 2017-02-15 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2014194623A1 (en) * | 2013-06-07 | 2014-12-11 | 唐山轨道客车有限责任公司 | Method and system for matching virtual vehicle sample of railway vehicle |
| CN104573915A (en) * | 2014-12-10 | 2015-04-29 | 南车青岛四方机车车辆股份有限公司 | Method and device for constructing high-speed train product structure tree |
| WO2016091038A1 (en) * | 2014-12-10 | 2016-06-16 | 中车青岛四方机车车辆股份有限公司 | Fast design method and system for high-speed train |
| CN105955463A (en) * | 2016-04-26 | 2016-09-21 | 王立峰 | BIM (Building Information Modeling)-based VR (Virtual Reality) virtual feeling system |
| CN106503355A (en) * | 2016-11-01 | 2017-03-15 | 河海大学常州校区 | A kind of three-dimensional design method of electric motor car |
| CN107480378A (en) * | 2017-08-16 | 2017-12-15 | 郑州云海信息技术有限公司 | A kind of auto model method of modifying and device |
| CN108961093A (en) * | 2018-06-13 | 2018-12-07 | 汽-大众汽车有限公司 | VTO Virtual Sample Vehicle data management system and its management method |
| CN110334380A (en) * | 2019-05-08 | 2019-10-15 | 北京伏羲车联信息科技有限公司 | Automobile fundamental digital model building method and device |
| CN111914390A (en) * | 2020-06-22 | 2020-11-10 | 浙江联控技术有限公司 | Vehicle assembly prejudging method and device and computer storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2014194623A1 (en) * | 2013-06-07 | 2014-12-11 | 唐山轨道客车有限责任公司 | Method and system for matching virtual vehicle sample of railway vehicle |
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| CN111914390A (en) * | 2020-06-22 | 2020-11-10 | 浙江联控技术有限公司 | Vehicle assembly prejudging method and device and computer storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103336859B (en) | 2017-02-15 |
| WO2014194623A1 (en) | 2014-12-11 |
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