CN104732023A - Cable processing method based on three-dimensional digitalization design - Google Patents
Cable processing method based on three-dimensional digitalization design Download PDFInfo
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- CN104732023A CN104732023A CN201510122688.5A CN201510122688A CN104732023A CN 104732023 A CN104732023 A CN 104732023A CN 201510122688 A CN201510122688 A CN 201510122688A CN 104732023 A CN104732023 A CN 104732023A
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Abstract
The invention provides a cable processing method based on three-dimensional digitalization design. The cable processing method comprises the following steps that 1, a single three-dimensional cable bundle model is flattened in a plane, the position of the three-dimensional cable bundle model is kept fixed, and the three-dimensional cable bundle model is flattened in the mode that branches of each cable of a cable bundle of different electrical connectors are arranged on the two sides of a main beam of the cable; 2, a cutting-line table is generated; 3, a pinboard image template is determined and packaged, so that a pinboard image is generated; 4, based on the pinboard image, the branches of each cable in the cable bundle of the pinboard image are bound into a T shape or a Y shape, branches of the cables perpendicular to the horizontal plane are expressed with the mark 'perpendicular to the horizontal plane', branch locating points and hole points of the cables are marked, and the positions of pins 1 of the electrical connectors are marked; 5, according to the cutting-line table and the pinboard image, cable feeding, processing and manufacturing are conducted. By the adoption of the cable processing method, the development period of products can be easily shortened, repeated correction in design is reduced, and cost is reduced.
Description
Technical field
The present invention relates to a kind of cable job operation based on three-dimensional digital design, the especially three-dimensional cable development of satellite, belongs to satellite cable technical field.
Background technology
Satellite cable net is as the indispensable ingredient of electrical system, for realizing the electric connection of whole star electric room, satellite and ground checkout equipment, satellite and carrier rocket etc., being responsible for for distribution and all kinds of electric signal transmission task, is satellite " nervous centralis and blood circulation system ".In recent years, along with the high speed development of design of satellites and manufacturing technology, on-board equipment increasing number, causes the continuous surge of need for electricity and demand signals, and cable system on star is become increasingly complex; On the other hand, satellite arrangement space is more and more compacter, and the electromagnetic compatibility characteristic of cable system etc. require more and more harsh, invariably make the development difficulty of cable system increasing; Meanwhile, high life of satellite itself, high reliability feature are also had higher requirement to the development quality of cable system, the aspect such as lead time and development cost.
And at present, the cable system based on two dimension trend and template sampling that satellite adopts develops mode and production procedure, show some shortcomings part gradually: template samples, important information is as branch location, length, weight etc., production scene must be arrived could determine completely, be difficult to carry out general plan and optimization to cable system layout, cable system development quality is often difficult to optimum; The risk identification that Exact Travelling simulation analysis level works to downstream cannot be entered, especially the quantitative test in the mass property, thermal characteristics, Electro Magnetic Compatibility etc. of the interfering with layout of cable system, cable system is also comparatively weak, design rationality is difficult to ensure, easily cause assembly quality problem, take model main line development time length and belong to typical serial development flow process, extend the construction cycle, add development cost; Partial design work is by seriously rearmounted, and the design problem that such as often may exist in cable system design process even fills the star stage in wooden model sampling and just can come out, and has influence on model progress time serious.
Summary of the invention
Technology of the present invention is dealt with problems and is: overcome now methodical deficiency, a kind of cable job operation based on three-dimensional digital design is provided, the present invention is designed by digitized three-dimensional model, manufacture before being processed by cable and the parameter needed for product development carry out Design of digital, decrease in design and repeatedly revise, cost-saving, be conducive to shortening product development cycle.
The technology of the present invention solution:
Based on a cable job operation for three-dimensional digital design, comprise step as follows:
(1) single three-dimensional bunch of cables model is flattened planar, keep three-dimensional bunch of cables modal position constant, and the pattern bifurcated of root cable every in the core of a cable according to the different electric connector of connection being placed on main beam both sides carries out flattening layout; Multi-cable line is comprised in three described bunchs of cables;
(2) table that rolls off the production line is generated:
(2a) formulate XML format to roll off the production line table template, the described table template that rolls off the production line comprises cable marker, top electric connector name, terminal electric connector name, cable length, cable type;
(2b) step (1) flatten figure basis upper extract in core of a cable between every root cable node annexation, and choose the cable having annexation with same electric connector, described in forming step (2a) the table that rolls off the production line;
(3) determine nail-plate figure template, and the flattening figure basis of carrying out nail-plate figure template being encapsulated in step (1) generates nail-plate figure; Described nail-plate figure template comprises label, cable shape, the cable attribute of cable and electric connector;
(4) on the basis of nail-plate figure, T-shaped, Y type is tied up into the bifurcated in root cable every in nail-plate figure core of a cable and adopts the mode of mark " vertical level " to represent for the bifurcated of the cable of vertical level; , identification cable bifurcated anchor point, drilling point simultaneously; 1 pin position is marked for electric connector;
(5) according to the nail-plate figure rolled off the production line in table and step (4) in step (2), to long cable section of ingoing line processing and manufacturing.
The present invention's advantage is compared with prior art:
(1) the present invention is designed by digitized three-dimensional model, manufacture before being processed by cable and the parameter needed for product development carry out Design of digital, the key parameter that the present invention just can obtain needed for product development in product development in early days, by design with emulate effectively in conjunction with Optimum Design Results, decrease in design and repeatedly revise, cost-saving, be conducive to shortening product development cycle; Simultaneously the present invention can be positive the development of promotion satellite cable net change towards digitizing direction, and drive the relevant speciality in development chain and unit can acquisition of technology progress and breakthrough
(2) the present invention adopts custom-made xml template, encapsulates the nodal information of easily makeing mistakes, and automatically produces the table that rolls off the production line, specify that cable production length, decrease the sampling and measuring length of cable time, improve the accuracy of cable wire length.
(3) the present invention can become require according to the nail-plate figure that makes to roll off the production line direct colligation the cable of shape by the nail-plate figure template of exploitation, and standard is unified, cancels template sampling, provides cost savings the time, and cable is produced according to more quantizing precisely.
Accompanying drawing explanation
Fig. 1 is the inventive method process flow diagram;
Fig. 2 is embodiment of the present invention cable flattening figure and nail-plate figure schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, principle of work of the present invention is explained:
As shown in Figure 1, a kind of cable job operation based on three-dimensional digital design, comprises step as follows:
(1) single three-dimensional bunch of cables model is flattened planar, keep three-dimensional bunch of cables modal position constant, and the pattern bifurcated of root cable every in the core of a cable according to the different electric connector of connection being placed on main beam both sides carries out flattening layout; Multi-cable line is comprised in three described bunchs of cables;
(2) table that rolls off the production line is generated:
(2a) formulate XML format to roll off the production line table template, the described table template that rolls off the production line comprises cable marker, top electric connector name, terminal electric connector name, cable length, cable type;
(2b) step (1) flatten figure basis upper extract in core of a cable between every root cable node annexation, and choose the cable having annexation with same electric connector, described in forming step (2a) the table that rolls off the production line;
(3) determine nail-plate figure template, and the flattening figure basis of carrying out nail-plate figure template being encapsulated in step (1) generates nail-plate figure; Described nail-plate figure template comprises label, cable shape, the cable attribute of cable and electric connector;
(4) on the basis of nail-plate figure, T-shaped, Y type is tied up into the bifurcated in root cable every in nail-plate figure core of a cable and adopts the mode of mark " vertical level " to represent for the bifurcated of the cable of vertical level; Identification cable bifurcated anchor point, drilling point simultaneously; 1 pin position is marked for electric connector;
(5) according to the nail-plate figure rolled off the production line in table and step (4) in step (2), to long cable section of ingoing line processing and manufacturing.
With a specific embodiment, principle of work of the present invention is further explained and is illustrated below:
As shown in Figure 2, for stube cable W1010 (cable number) between 2 stand-alone device, 1 stand-alone device there are 4 electric connectors (K800-X3, X4, X5, X6), another stand-alone device have 3 electric connectors (X4Z, X5Z, X6Z).
One, the single three-dimensional cable W1010 model designed is flattened, adjust the shape of each branch, keep the invariant position of three-dimensional cable model, the branch connecting different electric connector is placed on main beam (1600mm line segment and two ends extended line) both sides;
Two, the table that rolls off the production line is exported
The core of a cable selecting W1010 all connects, and exports every root cable Node connectedness relation of xls form.Use after output completes (2b) step processes root cable node every in bunch of cables, forms the table that rolls off the production line of (2a) described form.Namely roll off the production line in table and only retain wire length between K800-X3, X4, X5, X6 (electric connector name) and X4Z, X5Z, X6Z (electric connector name) electric connector, see the following form.
Three, nail-plate figure is exported
For branch, the cable branch-off to K800-X5 with K800-X3 is tied up into T-shaped, tie up into Y type (45 degree) to K800-X4 electrical connector cable bifurcated, shaping near X5Z take-off point 320 millimeters place mark vertical level.Mark reference point locations, mark K800-X5 electric connector 1 pin position.
In the past when carrying out satellite cable net and producing, the sampling carrying out cable according to template was produced, and carried out checking and accepting in template.The present invention introduces three-dimensional cable design method, with a single three-dimensional cable for design object, completes the production work of cable through flattening, rolling off the production line, go out nail-plate figure.Specify that cable production length, decrease the sampling and measuring length of cable time, improve the accuracy of cable wire length.Can require the cable of shape according to direct colligation place of nail-plate figure, cancel template sampling, provide cost savings the time, cable is produced according to more quantizing precisely.Be applied in the development work of certain satellite model.
The undocumented part of the present invention is common practise of the present invention.
Claims (1)
1., based on a cable job operation for three-dimensional digital design, it is characterized in that performing step is as follows:
(1) single three-dimensional bunch of cables model is flattened planar, keep three-dimensional bunch of cables modal position constant, and the pattern bifurcated of root cable every in the core of a cable according to the different electric connector of connection being placed on main beam both sides carries out flattening layout; Multi-cable line is comprised in three described bunchs of cables;
(2) table that rolls off the production line is generated:
(2a) formulate XML format to roll off the production line table template, the described table template that rolls off the production line comprises cable marker, top electric connector name, terminal electric connector name, cable length, cable type;
(2b) step (1) flatten figure basis upper extract in core of a cable between every root cable node annexation, and choose the cable having annexation with same electric connector, described in forming step (2a) the table that rolls off the production line;
(3) determine nail-plate figure template, and the flattening figure basis of carrying out nail-plate figure template being encapsulated in step (1) generates nail-plate figure; Described nail-plate figure template comprises label, cable shape, the cable attribute of cable and electric connector;
(4) on the basis of nail-plate figure, T-shaped, Y type is tied up into the bifurcated in root cable every in nail-plate figure core of a cable and adopts the mode of mark " vertical level " to represent for the bifurcated of the cable of vertical level; , identification cable bifurcated anchor point, drilling point simultaneously; 1 pin position is marked for electric connector;
(5) according to the nail-plate figure rolled off the production line in table and step (4) in step (2), to long cable section of ingoing line processing and manufacturing.
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| CN201510122688.5A CN104732023B (en) | 2015-03-19 | 2015-03-19 | A kind of cable processing method based on three-dimensional digital design |
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| CN201510122688.5A CN104732023B (en) | 2015-03-19 | 2015-03-19 | A kind of cable processing method based on three-dimensional digital design |
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Cited By (3)
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| CN108182301A (en) * | 2017-12-12 | 2018-06-19 | 中国空间技术研究院 | A kind of cable system branching diagram production method based on topological diagram autoplacement |
| CN111191334A (en) * | 2020-01-03 | 2020-05-22 | 北京卫星环境工程研究所 | Rapid positioning method for laying spacecraft cable network |
| CN112149262A (en) * | 2020-08-25 | 2020-12-29 | 成都飞机工业（集团）有限责任公司 | Cluster wire and cluster wire three-dimensional design model construction method |
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| CN108182301A (en) * | 2017-12-12 | 2018-06-19 | 中国空间技术研究院 | A kind of cable system branching diagram production method based on topological diagram autoplacement |
| CN108182301B (en) * | 2017-12-12 | 2021-06-11 | 中国空间技术研究院 | Cable network branch diagram manufacturing method based on topological diagram automatic layout |
| CN111191334A (en) * | 2020-01-03 | 2020-05-22 | 北京卫星环境工程研究所 | Rapid positioning method for laying spacecraft cable network |
| CN112149262A (en) * | 2020-08-25 | 2020-12-29 | 成都飞机工业（集团）有限责任公司 | Cluster wire and cluster wire three-dimensional design model construction method |
| CN112149262B (en) * | 2020-08-25 | 2022-05-10 | 成都飞机工业（集团）有限责任公司 | Cluster wire and cluster wire three-dimensional design model construction method |
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