CN108520147A - Spacecraft cable mounting process designs and visualizes system - Google Patents
Spacecraft cable mounting process designs and visualizes system Download PDFInfo
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- CN108520147A CN108520147A CN201810316558.9A CN201810316558A CN108520147A CN 108520147 A CN108520147 A CN 108520147A CN 201810316558 A CN201810316558 A CN 201810316558A CN 108520147 A CN108520147 A CN 108520147A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/16—Cables, cable trees or wire harnesses
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Abstract
The invention discloses a kind of design of spacecraft cable mounting process and visual presentation system based on Pro/E, including：MIM message input module, cable model inspection and correcting module, Cable Bending Radius computing module, cable mounting process design module, cable installation visualization display module, whether cable model inspection with correcting module checks respectively for cable relevant information for cable complete, bending radius is calculated again, after meeting design specification, cable mounting process designs module according to the semi-automatic design of cable attribute information and cable erection sequence information realization cable mounting process and installed by cable carries out convenient exhibition with visualization display module.The present invention improve cable craft design, field conduct working efficiency.
Description
Technical field
The invention belongs to spacecraft technical fields, and in particular to a kind of spacecraft cable erector based on Pro/E
Skill designs and visualizes system.
Background technology
Currently, spacecraft development mode is in during changing from two-dimensional design to three-dimensional digital design, communication,
The platforms such as navigation, remote sensing, survey of deep space are promoting the pattern of Digital Three-Dimensional development stage by stage.Letter of the cable as spacecraft
Lifeblood is ceased, most important to spacecraft, cable laying mistake moves towards development matter wrong, that grafting mistake directly affects spacecraft
Amount.Currently, the design of cable, production, implement also implementing three-dimensional development mode.But cable itself moves towards complicated, branch
Extensively, have the characteristics that centainly to assemble flexibility, in cable implementation process, there is a problem in that：
1）Master-plan model data is not comprehensive；
2）Cable trace trend does not meet code requirement；
3）Cable can not be layered, a point color is shown, poor to field conduct directiveness；
4）Technique information supplement can not be carried out in threedimensional model；
5）Early warning can not be carried out to risk.
Therefore, cable craft technical staff is difficult the technological design of cable to be rapidly completed, and no preferable carrier is complete
At the visual presentation of cable craft design result.For raising spacecraft efficiency, the R＆D capability of China's spacecraft is promoted,
It builds the design of cable mounting process and visual presentation system is very necessary.
Invention content
The purpose of the present invention is to provide a kind of design of spacecraft cable mounting process and visual presentation based on Pro/E
System solves the problems, such as current spacecraft cable installation implementation process, realize cable assembly information various dimensions displaying,
Cable Layering manifestation, the early warning for realizing assembly risk improve the directiveness to field conduct, promote working efficiency.
The target functionally to be realized of this system has the following aspects：
Examine in master-plan model whether complete, cable the line gauge of complete, electrical connector interface information is cable model
It is no complete；
Judge whether the bending radius in cable design model meets code requirement according to cable line gauge, and then determines the road of cable
Whether diameter trend is reasonable；
Automatic identification cable whether across bay section, whether go out cabin；
The free end cable of automatic identification thermal control carries out position and highlights display；
The secondary insulating position of automatic identification cable, easy extrusion position realize Risk-warning；
According to type of cable（Type of cable includes：Signal cable, LVDS cable, priming system cable, power cable, high frequency cable,
Semi-rigid cable, 1553B cables etc.）Point color is carried out to cable and overstriking is shown.
According to cable erection stage, Layering manifestation is carried out to cable model；
The present invention is achieved through the following technical solutions：
The design of spacecraft cable mounting process and visual presentation system based on Pro/E of the present invention, includes mainly with lower die
Block：MIM message input module, cable model inspection and correcting module, Cable Bending Radius computing module, the design of cable mounting process
Module, cable installation visualization display module, MIM message input module are inputted to cable model inspection and correcting module input information
Information includes cable threedimensional model and the mating table of cable, and cable threedimensional model derives from master-plan model, and the mating table of cable comes
Derived from overall cable design table, cable model inspection is examined with correcting module for all cables in the mating table of cable respectively
Whether the cable count looked into cable threedimensional model is complete, and whether the beginning and terminal of cable branch are complete, meanwhile, to cable three-dimensional
Whether the line gauge information of cable is completely checked in model, and if any one information is imperfect, inspection result is fed back to always
Body design department is completed to be modified three-dimensional model information by design department again；After cable information is complete, cable bend half
Diameter computing module to the bending radius of cable calculate and be compared with the bending radius critical value for meeting code requirement, such as
Code requirement is not met, inspection result is fed back into master-plan department, is completed again to three-dimensional model information by design department
It is modified；The information for meeting code requirement is fed back to cable mounting process and designs module by Cable Bending Radius computing module,
And input information module, to its input information, which includes cable attribute information and cable erection sequence information, cable
Mounting process designs semi-automatic setting of the module according to cable attribute information and cable erection sequence information realization cable mounting process
Meter, including automatic identification cable whether across bay section, cable whether go out cabin, thermal control cable free end position automatic identification and highlight
It has been shown that, automatic identification cable secondary insulating position, the easy extrusion position of automatic identification cable；Cable is installed and visualization display module
The semi-automatic design result of module is designed according to cable mounting process to realize the convenient displaying of cable craft design content, mainly
It is shown including individually being shown, being differently shown in different colors, being carried out according to erection sequence traversal on demand.
Wherein, carrying out individually display on demand includes：Different type cable it is independent display, across cabin cable individually show,
Go out that cabin cable is individually shown, the free end cable of thermal control is individually shown, secondary insulating position is individually shown, easy extrusion position cable list
Solely display.
Further, carrying out individually display on demand can be differently shown in different colors, including：In different colors
It shows different type of cable, show cable erection stage in different colors.
Wherein, cable mounting process design module will carry out the defining of bay section, the definition of outer deck board and deck board to be opened and closed
2 and 2 or more bay sections are passed through in definition, the path of every cable, that is, are automatically recognized as across cabin cable, and every cable is from outer deck board
Inner surface be pierced by outer surface, that is, be automatically recognized as out cabin cable.
Wherein, cable mounting process design module, will be according to nodal information and threedimensional model for the free end cable of thermal control
The position of information searching free end, and free client information is shown, to instruct scene to be laid with the free end cable of thermal control.
Wherein, for the contact position of power cable and deck board or deck board structure, according to the trend of power cable, automatically
Judge on power cable path at a distance from deck board or deck board structure, the position of 10mm is less than for distance, by creating automatically
The mode of established model entity carries out Insulated positions expression.
Wherein, for easy extruded cable, extrusion position is the mounting surface of deck board to be opened and closed and deck board to be installed, automatic identification
Mounting surface between deck board to be opened and closed and deck board to be installed, there are the location determinations of cable within the scope of the 50mm of mounting surface periphery
For the position of easy extruded cable, easy extrusion position expression is carried out by way of automatically creating model entity.
Further, the corresponding bending radius of the cable of different thicknesses is different.
Compared with prior art, the present invention realizes the automatic inspection of cable model；The half of realization cable mounting process is certainly
Dynamic design；Realize the convenient display of cable craft design content；Improve cable craft design, field conduct working efficiency.
Description of the drawings
Fig. 1 is the spacecraft cable mounting process design of the present invention and visualizes system schematic.
Fig. 2 is mating for certain spacecraft cable in the design of spacecraft cable mounting process and visual presentation system of the present invention
Table（Partial cables）.
Fig. 3 is cable integrity inspection knot in the design of spacecraft cable mounting process and visual presentation system of the present invention
Fruit is illustrated.
Fig. 4 is cable attribute information and peace in the design of spacecraft cable mounting process and visual presentation system of the present invention
Fill session information.
Fig. 5 be the present invention the design of spacecraft cable mounting process and visual presentation system in across cabin and go out cabin cable and know
Other result signal.
Fig. 6 is cable junctions table information in the design of spacecraft cable mounting process and visual presentation system of the present invention.
Fig. 7 is display knot in thermal control free end in the design of spacecraft cable mounting process and visual presentation system of the present invention
Fruit is illustrated.
Fig. 8 is for secondary insulating position in the design of spacecraft cable mounting process and visual presentation system of the present invention and easily
Extrusion position schematic diagram.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail, but this is only exemplary, it is no intended to this
The protection domain of invention carries out any restrictions.
It shows the spacecraft cable mounting process design of the present invention referring to Fig. 1, Fig. 1 and visualizes system structure and show
It is intended to.Wherein, spacecraft cable mounting process of the invention design and visual presentation system structure include following module：Information
Input module, cable model inspection and correcting module, Cable Bending Radius computing module, cable mounting process design module, electricity
Cable installation visualization display module.Workflow is as follows：
First：Source and overall cable threedimensional model and the mating table of cable are inputted a cable model inspection by MIM message input module
With correcting module, 1st column information of the cable model inspection with correcting module according to the mating table of cable checks in threedimensional model automatically
Whether included all cables model information, it is automatic to check three-dimensional mould according to the 3rd row of the mating table of cable and the 5th column information
Whether the beginning of all cables and terminal are complete in type, meanwhile, it is whether complete to the line gauge information of cable in cable threedimensional model
It is checked, if any one information is imperfect, inspection result is fed back into master-plan department, is completed again by design department
Three-dimensional model information is modified.As shown in Fig. 2, the 1st of table the is classified as all cable code names, it can be used for counting the number of cable
Amount, the 2nd is classified as cable branch code name, the 3rd row and code name and class that the 4th row are respectively that cable branch corresponds to electric connector beginning
Type, the 5th row and code name and type that the 6th row are respectively that cable branch corresponds to electric connector terminal.As shown in figure 3, complete for cable
The inspection result of whole property, the 2nd row indicate the inspection result of unit cable integrality, and the 5th Biao Shi not cable branch correspondence electrical connection
The inspection result of device beginning integrality, the 7th not Biao Shi cable branch correspond to the inspection result of the whole property of electric connector terminal, " complete "
Indicate that no problem, " missing " indicate problematic；If the beginning and terminal of all branches of the 5th row and the 7th row unit cable are
" complete ", then the inspection result of the 2nd row unit cable is " complete "；If the beginning of all branches of the 5th row and the 7th row unit cable
End and any result of terminal are " missing ", then the inspection result of the 2nd row unit cable is " missing "；
Second, if the information completely of cable model, according to the line gauge information automatically identified and cable class in cable model
Type information（Type of cable includes：Signal cable, LVDS cable, priming system cable, power cable, high frequency cable, semi-rigid cable,
1553B cables etc.）, whether the bending radius of automatic decision cable meets specification, does not meet code requirement such as, and inspection result is anti-
It feeds master-plan department, is completed to be modified three-dimensional model information again by design department.Such as：The bending of low-frequency cable
Radius is not less than 4 times of line gauge, and the bending radius of LVDS cable is not less than 10 times of line gauge.
As shown in figure 4, for cable attribute information and erection stage information, the 2nd row are from the mating table of cable in table
First row, type of cable need technologist to fill in manually, and information is typically derived from general technical requirement, and cable color is according to electricity
Cable type is filled in, the information cable in low-frequency cable, corresponding green, the LVDS cable in low-frequency cable, and corresponding blue is low
Priming system cable in frequency cable corresponds to crocus, the power cable in low-frequency cable, and corresponding red, high frequency cable corresponds to black
Color, half steel cable correspond to coppery, and 1553B cables correspond to white, other undeclared cables can carry out the self-defined of color.Installation
Session information needs technologist to be filled in manually, is typically derived from the final assembly technique flow file of satellite.
Third, if Cable Bending Radius meets code requirement, cable model information is together with cable attribute and erection sequence
Information, cable junctions table information import cable mounting process and design module.Cable mounting process design module mainly realizes cable
The semi-automatic design of mounting process includes mainly：Automatic identification cable whether across bay section, cable whether go out cabin, thermal control cable from
By the position automatic identification held and be highlighted, automatic identification cable secondary insulating position, the easy extrusion position of automatic identification cable.
Cable mounting process, which designs module, will carry out the defining of bay section, the definition of the definition of outer deck board and deck board to be opened and closed,
2 and 2 or more bay sections are passed through in the path of every cable, that is, are automatically recognized as across cabin cable, every cable is out of outer deck board
Surface is pierced by outer surface, that is, is automatically recognized as out cabin cable.As shown in figure 5, for across cabin cable and the identification knot for going out cabin cable
Fruit, the 2nd column information automatically extracts the 2nd row in Fig. 3 tables in table, and the 3rd row and the 4th column information in table are automatic to know
Other result.
Cable mounting process design module, will be according to cable junctions table information and threedimensional model for the free end cable of thermal control
The position of information searching free end, and free client information is shown, to instruct scene to be laid with the free end cable of thermal control.Such as
It is cable junctions table information shown in Fig. 6, from the design table (schedule) of overall cable system, wherein the 4th row, the 2nd column position are " certainly
By holding " printed words, can be according to table automatic identification thermal control free end below " free end " printed words, such as " TMR136+/- " " TMR138
+/-”.As shown in fig. 7, thermal control free end shows result signal, the free end position of thermal control is indicated using lead.
For the contact position of power cable and deck board or deck board structure, to avoid because friction and deck board overheat cause
Cable is electrically connected with deck board, needs to carry out secondary insulating to above-mentioned position.Cable mounting process designs module according to power
The trend of cable, automatic decision power cable path are less than distance the position of 10mm at a distance from deck board or deck board structure
It sets, Insulated positions expression is carried out by way of automatically creating model entity.As shown in figure 8, in power cable and satellite bottom plate
Between to create thickness be 1mm, width is the physical model of 50mm, convenient to search, and the naming rule of physical model is " secondary
Insulation-serial number ", entitled " ECJY-01.part " of the part of secondary insulating physical model shown in Fig. 8.For easy extruded cable one
As be happened at folding deck board during, extrusion position be generally deck board to be opened and closed and deck board to be installed mounting surface.Cable is installed
Technological design module is by the mounting surface between automatic identification deck board to be opened and closed and deck board to be installed, in mounting surface periphery 50mm models
The interior position there are the location determination of cable for easy extruded cable is enclosed, is easily squeezed by way of automatically creating model entity
Position indicates.As shown in figure 8, creating cylinder on the outside of easy extruded cable, the outer diameter of cylinder is more than bunch of cables outer diameter
5mm, convenient to search, the naming rule of physical model is " easy extruded cable-serial number ", easy extruded cable entity mould shown in Fig. 8
Entitled " YJYDL-01.part " of type part.
4th, cable mounting process designs module and completes after all working, by identification and the information created together with cable mould
Type imports cable installation and visualizes module together.Cable is installed mainly realizes that cable craft designs with visualization display module
The convenient displaying of content, main includes individually being shown, being differently shown in different colors on demand, according to erection sequence
Traversal is carried out to show.Wherein carrying out individually display on demand includes：The independent display of different type cable, across cabin cable are individually shown
Show, go out cabin cable is individually shown, the free end cable of thermal control is individually shown, secondary insulating position is individually shown, easy extrusion position electricity
Cable is individually shown；Be differently shown in different colors including：Different type of cable are shown in different colors, are shown in different colors
Show cable erection stage.
Although giving detailed description and explanation to the specific implementation mode of patent of the present invention above, it should be noted that
Be, we can the conception of patent according to the present invention various equivalent changes and modification are carried out to the above embodiment, produced by
Function still covered without departing from specification and attached drawing spirit when, should all be within the protection domain of patent of the present invention.
Claims (8)
1. spacecraft cable mounting process designs and visualize system, mainly comprise the following modules：MIM message input module, electricity
Cable pattern checking is visualized with correcting module, Cable Bending Radius computing module, cable mounting process design module, cable installation
Display module, for MIM message input module to cable model inspection and correcting module input information, input information includes cable three-dimensional mould
Type and the mating table of cable, cable threedimensional model derive from master-plan model, and the mating table of cable is from overall cable design
Table, cable model inspection are checked respectively for for all cables in the mating table of cable in cable threedimensional model with correcting module
Whether cable count is complete, and whether the beginning and terminal of cable branch are complete, meanwhile, the line gauge of cable in cable threedimensional model is believed
Breath whether completely checked, if any one information is imperfect, then feed back to input information module to three-dimensional model information into
Row is corrected；After cable information is complete, Cable Bending Radius calculate with comparing module to the bending radius of cable carry out calculate and with
The bending radius critical value for meeting code requirement is compared, and does not meet code requirement such as, will be feedbacked to input module to electricity
Cable Three Dimensional Design Model is modified；Cable Bending Radius is calculated feeds back to electricity with comparing module by the information for meeting code requirement
Cable mounting process designs module, and input information module, to its input information, which includes cable attribute information and electricity
Cable erection sequence information, cable mounting process design module according to cable attribute information and cable erection sequence information realization cable
Whether whether the semi-automatic design of mounting process, including automatic identification cable across bay section, cable go out cabin, thermal control cable free end
Position automatic identification and be highlighted, automatic identification cable secondary insulating position, the easy extrusion position of automatic identification cable；Cable is pacified
Dress designs the semi-automatic design result of module to realize that cable craft is designed with visualization display module according to cable mounting process
The convenient displaying of content, main includes individually being shown, being differently shown in different colors on demand, according to erection sequence
Traversal is carried out to show.
2. the system as claimed in claim 1, wherein carrying out individually display on demand includes：The independent of different type cable is shown
Show, across cabin cable is individually shown, goes out cabin cable individually shows, the free end cable of thermal control is individually shown, secondary insulating position is independent
Display, easy extrusion position cable are individually shown.
3. the system as claimed in claim 1, wherein carry out individually showing that can carry out difference in different colors shows on demand
Show, including：Different type of cable are shown in different colors, show cable erection stage in different colors.
4. the system as claimed in claim 1, wherein cable mounting process, which designs module, will carry out the defining of bay section, outer deck board
Definition and deck board to be opened and closed definition, the path of every cable is passed through 2 and 2 or more bay sections, that is, is automatically recognized as across cabin
Cable, every cable are pierced by from the inner surface of outer deck board to outer surface, that is, are automatically recognized as out cabin cable.
5. the system as claimed in claim 1, wherein cable mounting process designs module for the free end cable of thermal control, will be according to
The position of free end is searched according to nodal information and three-dimensional model information, and free client information is shown, to instruct scene
It is laid with the free end cable of thermal control.
6. the system as claimed in claim 1, wherein for the contact position of power cable and deck board or deck board structure, according to
According to the trend of power cable, on automatic decision power cable path at a distance from deck board or deck board structure, distance is less than
The position of 10mm carries out Insulated positions expression by way of automatically creating model entity.
7. the system as claimed in claim 1, wherein for easy extruded cable, extrusion position be deck board to be opened and closed with it is to be installed
The mounting surface of deck board, the mounting surface between automatic identification deck board to be opened and closed and deck board to be installed, in mounting surface periphery 50mm models
The interior position there are the location determination of cable for easy extruded cable is enclosed, is easily squeezed by way of automatically creating model entity
Position indicates.
8. the system as claimed in claim 1, wherein the corresponding bending radius of cable of different thicknesses is different.
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| CN201810316558.9A CN108520147B (en) | 2018-04-10 | 2018-04-10 | Spacecraft cable installation process design and visual display system |
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| CN201810316558.9A CN108520147B (en) | 2018-04-10 | 2018-04-10 | Spacecraft cable installation process design and visual display system |
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| CN109816796A (en) * | 2019-03-14 | 2019-05-28 | 北京卫星环境工程研究所 | Spacecraft complex network characteristic component assembling guidance system based on Pad |
| CN110083874A (en) * | 2019-03-29 | 2019-08-02 | 上海卫星工程研究所 | A kind of cable system component digitlization designing system |
| CN111412849A (en) * | 2020-04-15 | 2020-07-14 | 北京卫星环境工程研究所 | Rapid measurement method and measurement system for bending radius of spacecraft cable |
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| CN108520147B (en) | 2022-01-04 |
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