CN107204043A - A kind of distributed design approach of feature based mapping - Google Patents
A kind of distributed design approach of feature based mapping Download PDFInfo
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- CN107204043A CN107204043A CN201710486784.7A CN201710486784A CN107204043A CN 107204043 A CN107204043 A CN 107204043A CN 201710486784 A CN201710486784 A CN 201710486784A CN 107204043 A CN107204043 A CN 107204043A
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- design
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/10—Constructive solid geometry [CSG] using solid primitives, e.g. cylinders, cubes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2219/00—Indexing scheme for manipulating 3D models or images for computer graphics
- G06T2219/024—Multi-user, collaborative environment
Abstract
The present invention is a kind of distributed design approach of feature based mapping, is comprised the steps of：A, collection Previous designs, and product analysis is carried out to it；B, build the interface containing geometric properties（Skeleton）The product structure of file；C, the product structure and related data be subjected to centralization storage；D, foundation interface document carry out Distributed Design；Feature Mapping between E, establishment threedimensional model and interface document；F, distributed submission design result；The final product of G, completion, based on the technology of the present invention, current production is based on Previous designs and planned automatically, designer need to only complete the design of current part, and submit, based on the technology, all completed once all users after submission, the general assembly and packing of product can be automatically performed, so as to reach that user need to only pay close attention to self-designed parts, and requirement of the reduction to chief designer's ability in the design process.
Description
Technical field
The present invention relates to management of product design field, particularly a kind of distributed design approach of feature based mapping.
Background technology
Currently, when enterprise carries out somewhat complex design to product, generally require by carrying out collaborative design to product, so as to improve
Product design efficiency.
When enterprise is designed to complex product, due to historical reasons, often by carrying out scheme in two-dimensional design
Design, afterwards, then by related parts design distributes to correlation engineering's teacher complete design.
Using three dimensional design from the perspective of design result, there is obvious advantage compared with two-dimensional design, so
And for three dimensional design, due to its particularity --- need to design product framework, and three dimensional design is set unlike two dimension
Meter can arbitrarily carry out Frame Design relatively, generally require to be planned without foundation or by total map file of two-dimensional design, because
This, the product design based on threedimensional model is often more complicated.
Complex product is generally based on the pattern that threedimensional model is designed：Chief designer planned product, and
Frame Design is carried out in three-dimensional environment, product is split into multiple parts, these parts are then distributed to each engineering
Teacher（Or group）Go to be designed.After the threedimensional model design of each parts is completed, product model is entered again by chief designer
Luggage is matched somebody with somebody, and completes the three dimensional design of the complex product.
Under optimal situation, the parts being each responsible for by engineer be it is separate, between be not present association,
Ability yet with chief designer is different, often occurs that the parts planned and decomposed deposit the feelings that are mutually related in design
Condition, therefore this design method, inefficiency are high to personnel requirement.For such case, it is proposed that feature based mapping
Distributed Design technology.
The content of the invention
It is an object of the invention to provide a kind of distributed design approach of feature based mapping, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides following technical scheme：
A kind of distributed design approach of feature based mapping, is comprised the steps of：
A, collection Previous designs, and product analysis is carried out to it；
B, the product structure for building the interface document containing geometric properties；
C, the product structure and related data be subjected to centralization storage；
D, foundation interface document carry out Distributed Design；
Feature Mapping between E, establishment threedimensional model and interface document；
F, distributed submission design result；
The final product of G, completion.
It is used as the further technical scheme of the present invention：The step B is specifically：Parts in step A are preserved respectively
For interface（Skeleton）File；Utilize the constraint got（Assembling）Relation, extracts each constraint respectively（Assembling）The pact of relation
Beam type, parts and parts contain the geometric properties of restriction relation（Such as point, line, surface）Object；By containing for extracting
The geometric properties and interface of Constrained relation（Skeleton）File is associated, using above- mentioned information, is regenerated with interface text
The product structure of part, and built again according to this.
It is used as the further technical scheme of the present invention：The step E is specifically：By the way that the parts of design are several with having
What feature（Geometric properties containing restriction relation）Interface（Skeleton）File sets up complete Feature Mapping.
It is used as the further technical scheme of the present invention：The step G is specifically：After the completion of all modules are all submitted, own
After the completion of parts are all submitted, obtain precedence record interface document in restriction relation, and according to submission parts with connecing
Mouthful（Skeleton）The Feature Mapping relation of file, obtains it and geometry spy required during restriction relation is created in new product designs one by one
Levy, restriction relation of the parts in new product designs after submitting is created according to this, final product design is completed.
Compared with prior art, the beneficial effects of the invention are as follows：Based on the technology of the present invention, current production is based on Previous designs
Automatically planned, designer need to only complete the design of current part, and submit, based on the technology, once institute is useful
Family is all completed after submission, and the general assembly and packing of product can be automatically performed, so as to reach that user only needs to close in the design process
Note self-designed parts, and requirement of the reduction to chief designer's ability.
Brief description of the drawings
Fig. 1 is traditional distributed design diagram；
Fig. 2 is Distributed Design schematic diagram of the invention.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model that the present invention is protected
Enclose.
Refering to Fig. 1-2；In the embodiment of the present invention, a kind of distributed design approach based on fixed reference feature, it is specific include with
Lower step：
A, collection Previous designs, and product analysis is carried out to it.The product of the threedimensional model previously designed is obtained, in order to not
The threedimensional model product that influence has previously been designed, and analyze for convenience, corresponding copy is created to it, the threedimensional model is analyzed
Hierarchical structure, constraint（Assembling）Relation, geometric properties（Geometric properties containing restriction relation）And zero in threedimensional model
The information such as component files attribute, model attributes.
B, the product structure for building the interface document containing geometric properties.Parts in step A are saved as respectively and connect
Mouthful（Skeleton）File；Utilize the constraint got（Assembling）Relation, obtains each constraint respectively（Assembling）The constraint class of relation
Type, parts and parts geometric properties（Such as point, line, surface）Object, the geometry containing restriction relation extracted is special
Levy and interface（Skeleton）File is associated, and using above- mentioned information, regenerates the product structure with interface document, and according to this
Again built.C, centralization storage is carried out to the product structure and related data.Connect for the threedimensional model of importing
Mouthization（This includes, the threedimensional model and its associated documents of the reorganization containing interface document, and related constraint relation, layer
The data such as secondary structure, parts file attribute, the model attributes of threedimensional model,）After processing, centralization storage is carried out, with
Just when calling, uniform data source is used follow-up.
D, foundation interface document carry out Distributed Design.It is responsible for the engineer of disparate modules（Group）Acquisition contains accordingly
The interface document of geometric properties, and independent design is carried out according to customer demand and interface document to its responsible module.
Feature Mapping between E, establishment threedimensional model and interface document.By by the parts of design and special with geometry
Levy（Geometric properties containing restriction relation）Interface（Skeleton）File sets up complete Feature Mapping, so as to complete to create three-dimensional
The Feature Mapping of model and interface document.
F, distributed submission design result.Due to different engineers, different hardware may be used, even in differently
Point, therefore its is each after complete independently product design, it is necessary to submit it to specified location.
G, completion final product design.After the completion of all parts are all submitted, in the interface document for obtaining precedence record
Restriction relation, and according to the parts and interface of submission（Skeleton）The Feature Mapping relation of file, obtains it in new product one by one
Geometric properties required during restriction relation are created in design, constraint of the parts in new product designs after submitting is created according to this
Relation, and complete final product design design.The better embodiment to the present invention is illustrated above, but this hair
Bright creation is not limited to the embodiment, and those skilled in the art can also make on the premise of without prejudice to spirit of the invention
Go out a variety of equivalent modifications or replacement, these equivalent modifications or replacement are all contained in the application claim limited range
It is interior.
Claims (4)
1. a kind of distributed design approach of feature based mapping, it is characterised in that comprise the steps of：
Previous designs are gathered, and product analysis is carried out to it；
Build the product structure of the interface document containing geometric properties；
The product structure and related data are subjected to centralization storage；
Distributed Design is carried out according to interface document；
Create the Feature Mapping between threedimensional model and interface document；
Distribution submits design result；
Complete final product design.
2. a kind of distributed design approach of feature based mapping according to belonging to claim 1, it is characterised in that the step
B is specifically：Parts in step A are saved as into interface document respectively；Using the restriction relation got, extract respectively each
Constrained type, parts and the parts of individual restriction relation contain the geometric properties object of restriction relation；By containing for extracting
The geometric properties of Constrained relation are associated with interface document, using above- mentioned information, regenerate the production with interface document
Product structure, and built again according to this.
3. a kind of distributed design approach of feature based mapping according to claim 1, it is characterised in that the step
E is specifically：By the way that the parts of design are set up into complete Feature Mapping with the interface document with geometric properties.
4. a kind of distributed design approach of feature based mapping according to claim 1, it is characterised in that the step
G is specifically：After the completion of all parts are all submitted, the restriction relation in the interface document of precedence record is obtained, and according to submission
Parts and interface document Feature Mapping relation, it is obtained one by one and creates required during restriction relation in new product designs
Geometric properties, create restriction relation of the parts in new product designs after submitting, complete final product design according to this.
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| CN201710486784.7A CN107204043A (en) | 2017-06-23 | 2017-06-23 | A kind of distributed design approach of feature based mapping |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110688722A (en) * | 2019-10-17 | 2020-01-14 | 深制科技(苏州)有限公司 | Automatic generation method of part attribute matrix based on deep learning |
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| CN102012952A (en) * | 2010-11-01 | 2011-04-13 | 珠海市纯生电器有限公司 | Long-distance design system and method for section product |
| CN103268538A (en) * | 2013-03-26 | 2013-08-28 | 大连海洋大学 | Production plan change-oriented multi-objective constraint material substitution method |
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| CN101216862A (en) * | 2008-01-16 | 2008-07-09 | 南京航空航天大学 | Paper-free three-dimensional assemblage process document accomplishing method |
| CN102012952A (en) * | 2010-11-01 | 2011-04-13 | 珠海市纯生电器有限公司 | Long-distance design system and method for section product |
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| CN110688722A (en) * | 2019-10-17 | 2020-01-14 | 深制科技(苏州)有限公司 | Automatic generation method of part attribute matrix based on deep learning |
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