CN103413004A - Three-dimensional assembly process generation method and system for aerospace product - Google Patents

Three-dimensional assembly process generation method and system for aerospace product Download PDF

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Publication number
CN103413004A
CN103413004A CN2013103700400A CN201310370040A CN103413004A CN 103413004 A CN103413004 A CN 103413004A CN 2013103700400 A CN2013103700400 A CN 2013103700400A CN 201310370040 A CN201310370040 A CN 201310370040A CN 103413004 A CN103413004 A CN 103413004A
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dimensional
model
product
technique
information
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褚学宁
刘伟伟
刘振华
袁宝勋
张磊
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Shanghai Jiaotong University
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Shanghai Jiaotong University
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Abstract

The invention provides a three-dimensional assembly process generation method and system for an aerospace product. The system comprises a three-dimensional manufacturing resource library building module, a three-dimensional assembly process design module, a three-dimensional assembly process simulation module and a three-dimensional assembly process release module, the three-dimensional manufacturing resource library building module is used for building a three-dimensional manufacturing resource library containing product, fixture, tool and auxiliary material information, the three-dimensional assembly process design module is used for decomposing process tasks and planning a process according to the built three-dimensional manufacturing resource library to form a process structure tree, the three-dimensional assembly process simulation module is used for building a virtual assembly environment and simulating and analyzing the assembly process according to a three-dimensional model, the assembly process and the process structure tree to form a three-dimensional assembly animation meeting actual assembly requirements, and the three-dimensional assembly process release module is used for integrating process design information and simulation information, forming a three-dimensional assembly process file and releasing the three-dimensional assembly process file to an assembly site. Accurate and visual three-dimensional visual means are provided for aerospace product assembly, so that the problem of information gaps among three-dimensional product design, three-dimensional process design and three-dimensional assembly site implementation in the prior art can be solved.

Description

Three-dimensional assembly technique for space product generates method and system
Technical field
The present invention relates to field of aerospace technology, particularly relate to the assembling control technology field of space product, be specially a kind of three-dimensional assembly technique for space product and generate method and system.
Background technology
At present, in space product design and manufacture process, the situation in ubiquity design technology strange land, the designer mainly adopts three-dimensional model, drawing and design document etc. to transmit design information.Wherein, drawing and design document are as normal data for the technologist, and three-dimensional model is only as the reference of technological design.Drawing comprises the information such as parts composition, installation dimension and benchmark of product; Design document comprises the information such as installation method, Installation Considerations, advice note and modified application of part parts.Drawing and design document all transmit design information with the form of analog quantity, and the two-dimentional technological procedure that this mode generates mainly has the following disadvantages in the space product manufacture process;
1, the technologist can't take full advantage of the design data of reception, three-dimensional model is the reference as technological design, for technological design not directly, cause between technique and design and have telecoms gap, the establishment of technique mainly relies on technologist's experience, causes making in site depending on unduly technologist's experience.
2, two-dimentional technological procedure adopts the papery mode to describe the technique content, technical papers lacks intuitive, readable poor, assembled in situ personnel need to digest and assimilate technical papers by a large amount of drawings and experience, to the understanding of technical papers, depend on to a great extent workman's experience, therefore, between technological design and scene, have telecoms gap, cause working site to be overly dependent upon workman's experience and technical ability, technical papers can be guiding poor to the new employee's.
3, the checking means of technical papers fallen behind.The trial assembly in kind of can only take is Main Means checking assembly technology feasibility and rationality, the technologist can't find the particular problems such as frock tool interference, operating space and accessibility before assembling, the various problems of coordinating that need often occur, cause the problems such as efficiency of assembling is low, quality is unstable, assembly period is long, assembly cost is high.
4, in the space product manufacture process, because a series of changes often appear in the reasons such as design, technique, change, with the format management of advice note, modified application, need to again be published picture and print, and expends a large amount of artificial and paper.In addition, space product assembly environment paper drawing, technical papers quantity are many, easily occur the problems such as breakage, loss being unfavorable for the with no paper construction in workshop.
5, two-dimentional Process file management process complexity, borrow at every turn and need to put on record and to borrow to files office, and in required time, the regulation flow process gives back file, management process has very large time waste and manpower to waste, and has reduced the efficiency of management of technical papers.
Therefore how solving the above problem that the telecoms gap between technological design and site operation brings becomes those skilled in the art's problem demanding prompt solution.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of three-dimensional assembly technique for space product to generate method and system, for solving the telecoms gap problem between the design of prior art three-dimensional objects, three-dimensional process design and the enforcement of three-dimensional erecting yard.
Reach for achieving the above object other relevant purposes, the present invention provides a kind of generation method of three-dimensional assembly technique for space product on the one hand, and described method comprises: step S1 builds the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufactures resources bank; Step S2, manufacture resources bank according to the three-dimensional built and carry out process task decomposition and technics institution, forms the process structure tree; Step S3, build virtual assembly environment, and according to three-dimensional model, assembling process and process structure tree, emulation is also analyzed assembling process, forms the three-dimensional assembling animation be complementary with real matching requirements; Step S4, integrated technique design information and artificial intelligence, form three-dimensional assembly technique file, is published to erecting yard.
As a preferred embodiment of the present invention, described step S1 specifically comprises: S11, by Three-dimensional Design Software, set up the product that meets technological requirement and the three-dimensional model of frock, and described three-dimensional model comprises product model, frock tool model and auxiliary material model; S12, carry out the MBD mark to described three-dimensional model, forms the three-dimensional model definition based on MBD; S13, carry out the model format conversion by the three-dimensional model after mark, is converted into light-weighted product model, and frock tool model and auxiliary material model form the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank.
As a preferred embodiment of the present invention, the definition of the three-dimensional model of described MBD is on the three-dimensional model basis, adds manufacturing information and the non-geological information of product, comprises product structure, technical requirement, technique, check and management.
As a preferred embodiment of the present invention, described lightweight is to remove in three-dimensional model assembling irrelevant engineering information, when format conversion, retains reference information, PMI information and the MBD markup information of three-dimensional model.
As a preferred embodiment of the present invention, described step S2 specifically comprises: S21, utilize product model editor product attribute information; S22, distribute different product and resource for each operation, realizes the distribution of each station three-dimensional data; S23, according to serial and the concurrency relation of assembly technology, the planning technological process, form the process structure tree, realizes the conversion of EBOM to PBOM; S24, be that each operation, work step add job content and method, precision and quality requirements, until all process steps, work step content compilation complete.
As a preferred embodiment of the present invention, described three-dimensional model attribute information comprises parts code name, title, type, quantity, specification, source and use workshop.
As a preferred embodiment of the present invention, described step S3 specifically comprises: S31, and with reference to the erecting yard layout, constructing virtual assembly simulation environment; S32, according to assembly technology or operation requirement, mark attribute and technique information corresponding in three-dimensional model, and each parts in three-dimensional model are added to virtual assembling and action, forms three-dimensional assembling animation; S33, describe according to assembly technology, and the simulation process data analysis in three-dimensional assembling animation, obtain in-problem technique or operation, optimizes modified flow, until three-dimensional assembling animation and real matching requirements are complementary.
As a preferred embodiment of the present invention, in described step S4, integrated three-dimensional assembly technique file is converted to html format, afterwards the three-dimensional assembly technique file of the html format of conversion is published to erecting yard.
As a preferred embodiment of the present invention, described three-dimensional assembly technique file comprises technique retrieving files, supporting detailed statistics file and site work policy paper.
The present invention is providing a kind of generation system of three-dimensional assembly technique for space product in addition on the one hand, and described system comprises: the three-dimensional resources bank of manufacturing builds module, and the three-dimensional that comprises product, frock, instrument and auxiliary material information for structure is manufactured resources bank; The three-dimensional assembly technique design module, be connected with the described three-dimensional resources bank structure module of manufacturing, and according to the three-dimensional built, manufactures resources bank and carry out process task decomposition and technics institution, forms the process structure tree; The three-dimensional assembly technique emulation module, with the described three-dimensional resources bank structure module of manufacturing, be connected with described three-dimensional assembly technique design module, build virtual assembly environment, and according to three-dimensional model, assembling process and process structure tree, emulation is also analyzed assembling process, forms the three-dimensional assembling animation be complementary with real matching requirements; The three-dimensional assembly technique release module, be connected with described three-dimensional assembly technique emulation module, and integrated technique design information and artificial intelligence form three-dimensional assembly technique file, are published to erecting yard.
As a preferred embodiment of the present invention, the described three-dimensional resources bank structure module of manufacturing comprises: modeling unit, by Three-dimensional Design Software, set up the product that meets technological requirement and the three-dimensional model of frock, described three-dimensional model comprises product model, frock tool model and auxiliary material model; The mark unit, be connected with described modeling unit, and described three-dimensional model is carried out to the MBD mark, forms the three-dimensional model definition based on MBD; Format conversion unit, with described mark unit, be connected, the three-dimensional model after mark is carried out to the model format conversion, be converted into light-weighted product model, frock tool model and auxiliary material model, form the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank.
As a preferred embodiment of the present invention, described three-dimensional assembly technique design module comprises: the product attribute edit cell, utilize product model editor product attribute information; Allocation units, be connected with described product attribute edit cell, distributes different product and resource for each operation, realizes the distribution of each station three-dimensional data; The process structure tree forms unit, is connected with described allocation units, and according to serial and the concurrency relation of assembly technology, the planning technological process, form the process structure tree, realizes the conversion of EBOM to PBOM; The Edition Contains unit, form unit with process structure tree and be connected, is each operation, work step interpolation job content and method, precision and quality requirements, until all process steps, work step content compilation complete.
As a preferred embodiment of the present invention, described three-dimensional assembly technique emulation module comprises: simulated environment simulation tectonic element, and with reference to the erecting yard layout, constructing virtual assembly simulation environment; Three-dimensional assembling animation forms unit, with described simulated environment simulation tectonic element, be connected, according to assembly technology or operation requirement, attribute and technique information corresponding in three-dimensional model marked, each parts in three-dimensional model are added to virtual assembling and action, form three-dimensional assembling animation; The analysis optimization unit, form unit with described three-dimensional assembling animation and be connected, and describes according to assembly technology, to the simulation process data analysis in three-dimensional assembling animation, obtain in-problem technique or operation, optimize modified flow, until three-dimensional assembling animation and real matching requirements are complementary.
As a preferred embodiment of the present invention, described three-dimensional assembly technique release module comprises: the information integrated unit, and integrated technique design information and artificial intelligence, form three-dimensional assembly technique file; The file converting unit, be connected with described information integrated unit, and integrated three-dimensional assembly technique file is converted to html format; The file distribution unit, be connected with described file converting unit, and the three-dimensional assembly technique file of the html format of conversion is published to erecting yard.
As a preferred embodiment of the present invention, described three-dimensional assembly technique file comprises technique retrieving files, supporting detailed statistics file and site work policy paper.
As mentioned above, a kind of three-dimensional assembly technique for space product of the present invention generates method and system, has following beneficial effect:
1, the present invention is on the basis of conventional two-dimensional Assembly process specification, utilize digitizing technique and the informationization technology information exchange that produced on-site is required to cross three-dimensional model and three-dimensional process transmits, for the space product assembling provide a kind of accurately, visual means intuitively.So the present invention can solve the telecoms gap problem between technological design and site operation in prior art.
2, the present invention can also be comprehensively Expression product information intuitively, realize the with no paper construction of space product making-up shop, this is conducive to further promote the level of IT application of making-up shop, shortens space product assembly period, reduces production costs.
The accompanying drawing explanation
Fig. 1 is shown as in the present invention the schematic flow sheet for the three-dimensional assembly technique generation method of space product.
Fig. 2 is shown as in the present invention the process flow diagram for the three-dimensional assembly technique generation method step S1 of space product.
Fig. 3 is shown as in the present invention the process flow diagram for the three-dimensional assembly technique generation method step S2 of space product.
Fig. 4 is shown as the schematic diagram of setting for the three-dimensional assembly technique generation method process structure of space product in the present invention.
Fig. 5 is shown as in the present invention the process flow diagram for the three-dimensional assembly technique generation method step S3 of space product.
Fig. 6 is shown as in the present invention the structural representation for the three-dimensional assembly technique generation system of space product.
Fig. 7 is shown as in the present invention for the three-dimensional structural representation of manufacturing resources bank structure module of the three-dimensional assembly technique generation system of space product.
Fig. 8 is shown as in the present invention the structural representation for the three-dimensional assembly technique generation system three-dimensional assembly technique design module of space product.
Fig. 9 is shown as in the present invention the structural representation for the three-dimensional assembly technique generation system three-dimensional assembly technique emulation module of space product.
Figure 10 is shown as in the present invention the structural representation for the three-dimensional assembly technique generation system three-dimensional assembly technique release module of space product.
The element numbers explanation
1 three-dimensional assembly technique generation system
The 11 three-dimensional resources banks of manufacturing build module
111 modeling unit
112 mark unit
113 format conversion unit
12 three-dimensional assembly technique design modules
121 product attribute edit cells
122 allocation units
123 process structure trees form unit
124 Edition Contains unit
13 three-dimensional assembly technique emulation modules
131 simulated environment simulation tectonic elements
132 three-dimensional assembling animations form unit
133 analysis optimization unit
14 three-dimensional assembly technique release module
141 information integrated units
142 file converting units
143 file distribution unit
S1~S4 step
Embodiment
Below by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the disclosed content of this instructions.The present invention can also be implemented or be applied by other different embodiment, and the every details in this instructions also can be based on different viewpoints and application, carries out various modifications or change not deviating under spirit of the present invention.
The object of the present invention is to provide a kind of three-dimensional assembly technique for space product to generate method and system, for solving the telecoms gap problem between the design of prior art three-dimensional objects, three-dimensional process design and the enforcement of three-dimensional erecting yard.The present invention utilizes the three-dimensional model of product design department issue as data source, carries out three-dimensional assembly technique design generating three-dimensional assembly technique file and browses for the workshop assembly crewman.Below will elaborate principle and embodiment that a kind of three-dimensional assembly technique for space product of the present invention generates method and system, and make those skilled in the art not need creative work can understand a kind of three-dimensional assembly technique for space product of the present invention and generate method and system.
Refer to Fig. 1, be shown as the schematic flow sheet of a kind of generation method of three-dimensional assembly technique for space product of the present invention.As shown in Figure 1, the invention provides a kind of generation method of three-dimensional assembly technique for space product, described method comprises:
Step S1, build the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank.
Step S2, manufacture resources bank according to the three-dimensional built and carry out process task decomposition and technics institution, forms the process structure tree.
Step S3, build virtual assembly environment, and according to three-dimensional model, assembling process and process structure tree, emulation is also analyzed assembling process, forms the three-dimensional assembling animation be complementary with real matching requirements.
Step S4, integrated technique design information and artificial intelligence, form three-dimensional assembly technique file, is published to erecting yard.
Below above steps is elaborated.
At first perform step S1, build the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank.In step S1, in order to build manufacturing resource information, be the Data Source that three-dimensional assembly technique generates method and system.Comprise three-dimensional modeling, MBD model definition, format conversion.Described three-dimensional modeling comprises Modeling in Product, frock tool modeling, auxiliary material modeling etc., and model must comprise all parts relevant to Product Assembly and frock tool information; Described MBD model definition is on the three-dimensional model basis, and the Product Manufacturing Information of interpolation and non-geological information, comprise the information such as product structure, technical requirement, technique, check and management; Described format conversion is that three-dimensional manufacturing resource information is carried out to the lightweight processing, removes in model assembling irrelevant engineering information.When format conversion, the contents such as the reference information of document retaining, PMI information, MBD markup information.
In the present embodiment, as shown in Figure 2, described step S1 specifically comprises the steps:
S11, set up the product that meets technological requirement and the three-dimensional model of frock by Three-dimensional Design Software, and described three-dimensional model comprises product model, frock tool model and auxiliary material model.
S12, carry out the MBD mark to described three-dimensional model, forms the three-dimensional model definition based on MBD.The three-dimensional model definition of described MBD is on the three-dimensional model basis, adds manufacturing information and the non-geological information of product, comprises product structure, technical requirement, technique, check and management.
S13, carry out the model format conversion by the three-dimensional model after mark, is converted into light-weighted product model, and frock tool module and auxiliary material model form the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank.Described lightweight is to remove in three-dimensional model assembling irrelevant engineering information, when format conversion, retains reference information, PMI information and the MBD markup information of three-dimensional model.
Then perform step S2, according to the three-dimensional built, manufacture resources bank and carry out process task decomposition and technics institution, form the process structure tree.In step S2, at first, import to manufacture resource model, utilize TCM to carry out resource pool management, editor's three-dimensional model attribute information, comprise parts code name, title, type, quantity, specification, carry out wherefrom, use the content such as workshop.Take operation and work step as crucial, the editing content, the construction process structure, according to serial and the concurrency relation of assembly technology, the planning technological process, form the process structure tree, realizes the conversion of EBOM to PBOM, and the structure of process structure tree forms as shown in Figure 4.
In step S2, the three-dimensional model that requires and construct according to assembly technology carries out artistic tree establishment and product and resource distribution, forms the process structure tree, and in the present embodiment, as shown in Figure 3, described step S2 specifically comprises:
S21, utilize product model editor product attribute information.Described three-dimensional model attribute information comprises parts code name, title, type, quantity, specification, source and use workshop.
S22, distribute different product and resource for each operation, realizes the distribution of each station three-dimensional data.
S23, according to serial and the concurrency relation of assembly technology, the planning technological process, as shown in Figure 4, form the process structure tree, realizes the conversion of EBOM to PBOM.
S24, be that each operation, work step add job content and method, precision and quality requirements, until all process steps, work step content compilation complete.
Then perform step S3, build virtual assembly environment, according to three-dimensional model, assembling process and process structure tree, emulation is also analyzed assembling process, forms the three-dimensional assembling animation be complementary with real matching requirements.In step S3, build virtual assembly environment, by assemble sequence planning, path planning, interference detection and people, analyze the rationality of assembly technology because of modes such as analyses, the main analysis content has: the rationality of assembly path, assemble sequence, assembling action and assembly crewman's visuality, accessibility, comfortableness etc.The operation of take is unit, and the Output simulation result forms three-dimensional animation information.
In step S3, make described three-dimensional assembly technique emulation module 13 utilize the three-dimensional process tree of three-dimensional process design module establishment and product and the resource information of distributing, set up the artificial intelligence of process node, form the three-dimensional process artificial intelligence of whole product, in the present embodiment, as shown in Figure 5, described step S3 specifically comprises:
S31, with reference to the erecting yard layout, constructing virtual assembly simulation environment.
S32, according to assembly technology or operation requirement, mark attribute and technique information corresponding in three-dimensional model, and each parts in three-dimensional model are added to virtual assembling and action, forms three-dimensional assembling animation.
S33, describe according to assembly technology, and the simulation process data analysis in three-dimensional assembling animation, obtain in-problem technique or operation, optimizes modified flow, until three-dimensional assembling animation and real matching requirements are complementary.
In step S3, after optimizing improvement, should judge whether the three-dimensional assembly technique that three-dimensional assembly technique design and three-dimensional assembly technique emulation are set up meets the requirements, if by audit, enter next step, if not by audit, be back to the three-dimensional assembly technique design and update with the three-dimensional process emulation module;
Then perform step S4, integrated technique design information and artificial intelligence, form three-dimensional assembly technique file, is published to erecting yard.Described step S4 is in order to output to workshop by three-dimensional assembly technique.In step S4, three-dimensional assembly technique comprises: technique retrieval, supporting detailed statistics, site work instruct three parts.The technique retrieval is with options query techniques such as technique code name, technique titles; Supporting detailed statistics shows the kitting information, process resource information, auxiliary material information, outsourcing piece information of selected technique etc., comprise the title, code name, specification of various objects, with workshop, come wherefrom, type, quantity etc.Site work instructs the process data used for the workshop assembling process, comprises process information, work step information, supporting information, three-dimensional animation information etc.
In described step S4, integrated three-dimensional assembly technique file is converted to html format, afterwards the three-dimensional assembly technique file of the html format of conversion is published to erecting yard.
Described three-dimensional assembly technique file comprises technique retrieving files, supporting detailed statistics file and site work policy paper.
For realizing said method, the invention provides a kind of generation system of three-dimensional assembly technique for space product, the described generation system of three-dimensional assembly technique for space product 1 adopts Website development technology, system integration technology and network technology, current mathematic for business design software, product data management software, technological design software are carried out to the system integration, exploitation builds the digitization system in this workshop, this system adopts the network system based on the B/S structural support, the field conduct of the Configuration making-up shop by browser/client.By client, initiate request of access, dynamically return to operating result after server end authentication of users authority, data integrity, erecting yard is checked technique information and Assembly Animation with the client display screen, has instructed assembly manipulation.
As shown in Figure 6, the described generation system of three-dimensional assembly technique for space product 1 comprises at least: the three-dimensional resources bank of manufacturing builds module 11, three-dimensional assembly technique design module 12, three-dimensional assembly technique emulation module 13 and three-dimensional assembly technique release module 14.
The described three-dimensional resources bank structure module 11 of manufacturing is manufactured resources bank for the three-dimensional that structure comprises product, frock, instrument and auxiliary material information.The described three-dimensional resources bank of manufacturing builds module 11 in order to build manufacturing resource information, is the Data Source that three-dimensional assembly technique generates method and system.Comprise three-dimensional modeling, MBD model definition, format conversion.Described three-dimensional modeling comprises Modeling in Product, frock tool modeling, auxiliary material modeling etc., and model must comprise all parts relevant to Product Assembly and frock tool information; Described MBD model definition is on the three-dimensional model basis, and the Product Manufacturing Information of interpolation and non-geological information, comprise the information such as product structure, technical requirement, technique, check and management; Described format conversion is that three-dimensional manufacturing resource information is carried out to the lightweight processing, removes in model assembling irrelevant engineering information.When format conversion, the contents such as the reference information of document retaining, PMI information, MBD markup information.
Particularly, as shown in Figure 7, in the present embodiment, the described three-dimensional resources bank structure module 11 of manufacturing comprises: modeling unit 111, mark unit 112 and format conversion unit 113.
Described modeling unit 111 is set up the product that meets technological requirement and the three-dimensional model of frock by Three-dimensional Design Software, and described three-dimensional model comprises product model, frock tool model and auxiliary material model.
Described mark unit 112 is connected with described modeling unit 111, and described three-dimensional model is carried out to the MBD mark, forms the three-dimensional model definition based on MBD.The three-dimensional model definition of described MBD is on the three-dimensional model basis, adds manufacturing information and the non-geological information of product, comprises product structure, technical requirement, technique, check and management.
Described format conversion unit 113 is connected with described mark unit 112, three-dimensional model after mark is carried out to the model format conversion, be converted into light-weighted product model, frock tool module and auxiliary material model, form the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank.Described lightweight is to remove in three-dimensional model assembling irrelevant engineering information, when format conversion, retains reference information, PMI information and the MBD markup information of three-dimensional model.
Described three-dimensional assembly technique design module 12 is connected with the described three-dimensional resources bank structure module 11 of manufacturing, and according to the three-dimensional built, manufactures resources bank and carries out process task decomposition and technics institution, forms the process structure tree.In described three-dimensional assembly technique design module 12, at first import and manufacture resource model, utilize TCM to carry out resource pool management, editor's three-dimensional model attribute information, comprise parts code name, title, type, quantity, specification, carry out wherefrom, use the content such as workshop.Take operation and work step as crucial, the editing content, the construction process structure, according to serial and the concurrency relation of assembly technology, the planning technological process, form the process structure tree, realizes the conversion of EBOM to PBOM, and the structure of process structure tree forms as shown in Figure 4.
Particularly, as shown in Figure 8, in the present embodiment, described three-dimensional assembly technique design module 12 comprises: product attribute edit cell 121, allocation units 122, process structure tree form unit 123 and Edition Contains unit 124.
Described product attribute edit cell 121 utilizes product model editor product attribute information; Described three-dimensional model attribute information comprises parts code name, title, type, quantity, specification, source and use workshop.
Described allocation units 122 are connected with described product attribute edit cell 121, distribute different product and resource for each operation, realize the distribution of each station three-dimensional data.
Described process structure tree forms unit 123 and is connected with described allocation units 122, and according to serial and the concurrency relation of assembly technology, the planning technological process, form the process structure tree, realizes the conversion of EBOM to PBOM.
Described Edition Contains unit 124 and process structure tree forms unit 123 and is connected, is each operation, work step interpolation job content and method, precision and quality requirements, until all process steps, work step content compilation complete.
Described three-dimensional assembly technique emulation module 13 is connected with described three-dimensional assembly technique design module 12 with the described three-dimensional resources bank structure module 11 of manufacturing, build virtual assembly environment, and according to three-dimensional model, assembling process and process structure tree, emulation is also analyzed assembling process, forms the three-dimensional assembling animation be complementary with real matching requirements.
In described three-dimensional assembly technique emulation module 13, build virtual assembly environment, by assemble sequence planning, path planning, interference detection and people, analyze the rationality of assembly technology because of modes such as analyses, the main analysis content has: the rationality of assembly path, assemble sequence, assembling action and assembly crewman's visuality, accessibility, comfortableness etc.The operation of take is unit, and the Output simulation result forms three-dimensional animation information.
Particularly, as shown in Figure 9, in the present embodiment, described three-dimensional assembly technique emulation module 13 comprises: simulated environment simulation tectonic element 131, three-dimensional assembling animation form unit 132 and analysis optimization unit 133.
Described simulated environment is simulated tectonic element 131 with reference to the erecting yard layout, constructing virtual assembly simulation environment;
Described three-dimensional assembling animation forms unit 132 and is connected with described simulated environment simulation tectonic element 131, according to assembly technology or operation requirement, attribute and technique information corresponding in three-dimensional model are marked, each parts in three-dimensional model are added to virtual assembling and action, form three-dimensional assembling animation;
Described analysis optimization unit 133 forms unit 132 with described three-dimensional assembling animation and is connected, according to assembly technology, describe, to the simulation process data analysis in three-dimensional assembling animation, obtain in-problem technique or operation, optimize modified flow, until three-dimensional assembling animation and real matching requirements are complementary.
After optimizing improvement, should judge whether the three-dimensional assembly technique that three-dimensional assembly technique design and three-dimensional assembly technique emulation are set up meets the requirements, if, by audit, enter next step, if not by audit, be back to the three-dimensional assembly technique design and update with the three-dimensional process emulation module; So also comprise in the present invention the auditing module (not shown), whether meet the requirements be used to examining the three-dimensional assembly technique that three-dimensional assembly technique designs and three-dimensional assembly technique emulation is set up.By audit, just allow described three-dimensional assembly technique release module 14 to carry out the work of integration release.
Described three-dimensional assembly technique release module 14 is connected with described three-dimensional assembly technique emulation module 13, and integrated technique design information and artificial intelligence form three-dimensional assembly technique file, are published to erecting yard.
In described three-dimensional assembly technique release module 14, three-dimensional assembly technique comprises: technique retrieval, supporting detailed statistics, site work instruct three parts.The technique retrieval is with options query techniques such as technique code name, technique titles; Supporting detailed statistics shows the kitting information, process resource information, auxiliary material information, outsourcing piece information of selected technique etc., comprise the title, code name, specification of various objects, with workshop, come wherefrom, type, quantity etc.Site work instructs the process data used for the workshop assembling process, comprises process information, work step information, supporting information, three-dimensional animation information etc.
Particularly, as shown in figure 10, in the present embodiment, described three-dimensional assembly technique release module 14 comprises: information integrated unit 141, file converting unit 142 and file distribution unit 143.
Described information integrated unit 141 integrated technique design information and artificial intelligences, form three-dimensional assembly technique file;
Described file converting unit 142 is connected with described information integrated unit 141, and integrated three-dimensional assembly technique file is converted to html format;
Described file distribution unit 143 is connected with described file converting unit 142, and the three-dimensional assembly technique file of the html format of conversion is published to erecting yard.
Described three-dimensional assembly technique file comprises technique retrieving files, supporting detailed statistics file and site work policy paper.
In sum, a kind of three-dimensional assembly technique for space product of the present invention generates method and system, has reached following beneficial effect:
1, the present invention is on the basis of conventional two-dimensional Assembly process specification, utilize digitizing technique and the informationization technology information exchange that produced on-site is required to cross three-dimensional model and three-dimensional process transmits, for the space product assembling provide a kind of accurately, visual means intuitively.So the present invention can solve the telecoms gap problem between technological design and assembled in situ in prior art.
2, the present invention can also be comprehensively Expression product information intuitively, realize the with no paper construction of space product making-up shop, this is conducive to further promote the level of IT application of making-up shop, shortens space product assembly period, reduces production costs.
So the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not be used to limiting the present invention.Any person skilled in the art scholar all can, under spirit of the present invention and category, modify or change above-described embodiment.Therefore, such as in affiliated technical field, have and know that usually the knowledgeable, not breaking away from all equivalence modifications that complete under disclosed spirit and technological thought or changing, must be contained by claim of the present invention.

Claims (15)

1. the generation method of the three-dimensional assembly technique for space product, is characterized in that, described method comprises:
Step S1, build the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank;
Step S2, manufacture resources bank according to the three-dimensional built and carry out process task decomposition and technics institution, forms the process structure tree;
Step S3, build virtual assembly environment, and according to three-dimensional model, assembling process and process structure tree, emulation is also analyzed assembling process, forms the three-dimensional assembling animation be complementary with real matching requirements;
Step S4, integrated technique design information and artificial intelligence, form three-dimensional assembly technique file, is published to erecting yard.
2. the generation method of the three-dimensional assembly technique for space product according to claim 1, is characterized in that, described step S1 specifically comprises:
S11, set up the product that meets technological requirement and the three-dimensional model of frock by Three-dimensional Design Software, and described three-dimensional model comprises product model, frock tool model and auxiliary material model;
S12, carry out the MBD mark to described three-dimensional model, forms the three-dimensional model definition based on MBD;
S13, carry out the model format conversion by the three-dimensional model after mark, is converted into light-weighted product model, and frock tool model and auxiliary material model form the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank.
3. the generation method of the three-dimensional assembly technique for space product according to claim 2, it is characterized in that, the three-dimensional model definition of described MBD is on the three-dimensional model basis, add manufacturing information and the non-geological information of product, comprise product structure, technical requirement, technique, check and management.
4. the generation method of the three-dimensional assembly technique for space product according to claim 2, it is characterized in that, described lightweight is to remove in three-dimensional model assembling irrelevant engineering information, when format conversion, retains reference information, PMI information and the MBD markup information of three-dimensional model.
5. the generation method of the three-dimensional assembly technique for space product according to claim 1 and 2, is characterized in that, described step S2 specifically comprises:
S21, utilize product model editor product attribute information;
S22, distribute different product and resource for each operation, realizes the distribution of each station three-dimensional data;
S23, according to serial and the concurrency relation of assembly technology, the planning technological process, form the process structure tree, realizes the conversion of EBOM to PBOM;
S24, be that each operation, work step add job content and method, precision and quality requirements, until all process steps, work step content compilation complete.
6. the generation method of the three-dimensional assembly technique for space product according to claim 5, is characterized in that, described three-dimensional model attribute information comprises parts code name, title, type, quantity, specification, source and use workshop.
7. the generation method of the three-dimensional assembly technique for space product according to claim 1, is characterized in that, described step S3 specifically comprises:
S31, with reference to the erecting yard layout, constructing virtual assembly simulation environment;
S32, according to assembly technology or operation requirement, mark attribute and technique information corresponding in three-dimensional model, and each parts in three-dimensional model are added to virtual assembling and action, forms three-dimensional assembling animation;
S33, describe according to assembly technology, and the simulation process data analysis in three-dimensional assembling animation, obtain in-problem technique or operation, optimizes modified flow, until three-dimensional assembling animation and real matching requirements are complementary.
8. the generation method of the three-dimensional assembly technique for space product according to claim 1, it is characterized in that, in described step S4, integrated three-dimensional assembly technique file is converted to html format, afterwards the three-dimensional assembly technique file of the html format of conversion is published to erecting yard.
9. the generation method of the three-dimensional assembly technique for space product according to claim 8, is characterized in that, described three-dimensional assembly technique file comprises technique retrieving files, supporting detailed statistics file and site work policy paper.
10. the generation system of the three-dimensional assembly technique for space product, is characterized in that, described system comprises:
The three-dimensional resources bank of manufacturing builds module, and the three-dimensional that comprises product, frock, instrument and auxiliary material information for structure is manufactured resources bank;
The three-dimensional assembly technique design module, be connected with the described three-dimensional resources bank structure module of manufacturing, and according to the three-dimensional built, manufactures resources bank and carry out process task decomposition and technics institution, forms the process structure tree;
The three-dimensional assembly technique emulation module, with the described three-dimensional resources bank structure module of manufacturing, be connected with described three-dimensional assembly technique design module, build virtual assembly environment, and according to three-dimensional model, assembling process and process structure tree, emulation is also analyzed assembling process, forms the three-dimensional assembling animation be complementary with real matching requirements;
The three-dimensional assembly technique release module, be connected with described three-dimensional assembly technique emulation module, and integrated technique design information and artificial intelligence form three-dimensional assembly technique file, are published to erecting yard.
11. the generation system of the three-dimensional assembly technique for space product according to claim 10, is characterized in that, the described three-dimensional resources bank structure module of manufacturing comprises:
Modeling unit, set up the product that meets technological requirement and the three-dimensional model of frock by Three-dimensional Design Software, and described three-dimensional model comprises product model, frock tool model and auxiliary material model;
The mark unit, be connected with described modeling unit, and described three-dimensional model is carried out to the MBD mark, forms the three-dimensional model definition based on MBD;
Format conversion unit, with described mark unit, be connected, the three-dimensional model after mark is carried out to the model format conversion, be converted into light-weighted product model, frock tool model and auxiliary material model, form the three-dimensional that comprises product, frock, instrument and auxiliary material information and manufacture resources bank.
12. the generation system of the three-dimensional assembly technique for space product according to claim 10, is characterized in that, described three-dimensional assembly technique design module comprises:
The product attribute edit cell, utilize product model editor product attribute information;
Allocation units, be connected with described product attribute edit cell, distributes different product and resource for each operation, realizes the distribution of each station three-dimensional data;
The process structure tree forms unit, is connected with described allocation units, and according to serial and the concurrency relation of assembly technology, the planning technological process, form the process structure tree, realizes the conversion of EBOM to PBOM;
The Edition Contains unit, form unit with process structure tree and be connected, is each operation, work step interpolation job content and method, precision and quality requirements, until all process steps, work step content compilation complete.
13. the generation system of the three-dimensional assembly technique for space product according to claim 10, is characterized in that, described three-dimensional assembly technique emulation module comprises:
Simulated environment simulation tectonic element, with reference to the erecting yard layout, constructing virtual assembly simulation environment;
Three-dimensional assembling animation forms unit, with described simulated environment simulation tectonic element, be connected, according to assembly technology or operation requirement, attribute and technique information corresponding in three-dimensional model marked, each parts in three-dimensional model are added to virtual assembling and action, form three-dimensional assembling animation;
The analysis optimization unit, form unit with described three-dimensional assembling animation and be connected, and describes according to assembly technology, to the simulation process data analysis in three-dimensional assembling animation, obtain in-problem technique or operation, optimize modified flow, until three-dimensional assembling animation and real matching requirements are complementary.
14. the generation system of the three-dimensional assembly technique for space product according to claim 10, is characterized in that, described three-dimensional assembly technique release module comprises:
The information integrated unit, integrated technique design information and artificial intelligence, form three-dimensional assembly technique file;
The file converting unit, be connected with described information integrated unit, and integrated three-dimensional assembly technique file is converted to html format;
The file distribution unit, be connected with described file converting unit, and the three-dimensional assembly technique file of the html format of conversion is published to erecting yard.
15. according to the described generation system of three-dimensional assembly technique for space product of claim 10 or 14, it is characterized in that, described three-dimensional assembly technique file comprises technique retrieving files, supporting detailed statistics file and site work policy paper.
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