CN112233855A - Bifurcated cable harness manufacturing method applied to ground guarantee of unmanned aerial vehicle - Google Patents
Bifurcated cable harness manufacturing method applied to ground guarantee of unmanned aerial vehicle Download PDFInfo
- Publication number
- CN112233855A CN112233855A CN202011101341.XA CN202011101341A CN112233855A CN 112233855 A CN112233855 A CN 112233855A CN 202011101341 A CN202011101341 A CN 202011101341A CN 112233855 A CN112233855 A CN 112233855A
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- China
- Prior art keywords
- cable
- glue filling
- unmanned aerial
- glue
- adhesive tape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/012—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/012—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses
- H01B13/01218—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses the wires being disposed by hand
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/012—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses
- H01B13/01263—Tying, wrapping, binding, lacing, strapping or sheathing harnesses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/012—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses
- H01B13/01263—Tying, wrapping, binding, lacing, strapping or sheathing harnesses
- H01B13/0129—Sheathing harnesses with foil material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0241—Disposition of insulation comprising one or more helical wrapped layers of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
Abstract
The invention relates to a manufacturing method of a bifurcated cable bundle applied to ground support of an unmanned aerial vehicle, and belongs to the technical field of ground support of unmanned aerial vehicles. The manufacturing process of the invention enables the branching position of the cable bundle to be integrally formed; moisture or rainwater can be prevented from entering the cable after the adhesive layer attached to the cable by the mold shrink sleeve or the heat shrink sleeve at the forking position falls off, so that the insulation of the cable is reduced; the stress of the core wire at the branching position of the cable bundle in use can be effectively eliminated, the core wire of the cable or the shielding layer of the cable at the branching position is prevented from being broken, and the reliability of power supply and signal transmission is improved; the cable is applicable to the branch cable which is used in a mobile manner in an indoor and outdoor wet or water-immersed environment.
Description
Technical Field
The invention belongs to the technical field of ground support of unmanned aerial vehicles, and particularly relates to a manufacturing method of a bifurcated cable harness applied to ground support of an unmanned aerial vehicle.
Background
Before taking off, the unmanned aerial vehicle generally needs ground power supply, communication repeater and other equipment to carry out the electrical guarantee such as avionics power supply, engine start power supply, wired communication contact, for promoting unmanned aerial vehicle payload rate and guarantee efficiency, simplify the combination with a plurality of electrical interface quantity of unmanned aerial vehicle to ground usually, through ground branching cable harness with each signal switching to each corresponding ground support equipment.
The operation such as coil, pull in the use is often restrainted to the branching position of cable because to the branching position of cable harness easy atress, leads to branching position mould shrink sleeve or pyrocondensation cover and cable laminating's glue film to drop for inside moisture, the rainwater got into the cable easily, lead to cable insulation to reduce, serious problems such as short circuit appear even.
Disclosure of Invention
Technical problem to be solved
The technical problem to be solved by the invention is as follows: how to design a manufacturing method of a bifurcated cable bundle which can be applied to ground emission, power supply, communication and the like of an unmanned aerial vehicle and needs to be moved repeatedly in a use environment.
(II) technical scheme
In order to solve the technical problem, the invention provides a manufacturing method of a bifurcated cable harness applied to ground support of an unmanned aerial vehicle, which comprises the following steps:
before the treatment of the bifurcation position, stripping the cable insulation layer and the cable sheath 1 at the bifurcation position, wherein the stripping length needs to ensure the treatment space of the conductor and the insulation layer, polishing the conductor, the insulation layer and the cable sheath 1 by using sand paper, and cleaning by using alcohol;
bundling each bifurcated harness 2 with a core wire fastening wire 3, and then preforming the bifurcated shape of the bifurcated harness 2; then, respectively sleeving the wear-resistant cable sheaths 1 on the branched wire harnesses 2, and bundling the branched wire harnesses 2 sleeved with the cable sheaths 1 again by using the core wire fastening wires 3;
placing each branched wire harness 2 into a glue filling mold 5, suspending the branched wire harnesses 2 in the glue filling mold 5, ensuring that the branched wire harnesses 2 are centered in the glue 4 after glue filling, uniformly distributing the glue 4, respectively arranging a glue filling hole 6 and an exhaust hole at the radial opposite positions on the glue filling mold 5, ensuring that the glue 4 can flow to each branched wire harness 2 from the glue filling hole 6 during glue filling, and placing the branched wire harnesses in dry air for more than 24 hours after the glue filling is finished;
the conductor is spirally wound by using the waterproof adhesive tape 7, the overlapping width of the spiral winding of the waterproof adhesive tape 7 is close to half of the width of the waterproof adhesive tape 7, and two ends of the waterproof adhesive tape 7 respectively exceed the exposed part of the cable by more than 1 cm;
the cable bundle branching position is sleeved with the mold shrinkage sleeve 8, the length of each finger of the mold shrinkage sleeve 8 exceeds that of the waterproof adhesive tape 7, the cable bundle branching position is subjected to thermal shrinkage treatment, the branching position is uniformly heated in each direction, and a gap between the mold shrinkage sleeve 8 and the outer surface of the cable is sealed.
Preferably, the core thread fastening thread 3 is a nylon yarn.
Preferably, the abrasion-resistant cable sheath 1 is a silicone rubber tube.
Preferably in an environment where repeated mobile use is required.
The invention also provides application of the method in an outdoor environment needing to be repeatedly moved for use.
The invention also provides application of the method in ground state power supply of the unmanned aerial vehicle.
The invention also provides application of the method in starting the ground state of the unmanned aerial vehicle.
The invention also provides application of the method in ground state communication of the unmanned aerial vehicle.
The invention also provides an application of the method in a fixed use environment.
(III) advantageous effects
The manufacturing process of the invention enables the branching position of the cable bundle to be integrally formed; moisture or rainwater can be prevented from entering the cable after the adhesive layer attached to the cable by the mold shrink sleeve or the heat shrink sleeve at the forking position falls off, so that the insulation of the cable is reduced; the stress of the core wire at the branching position of the cable bundle in use can be effectively eliminated, the core wire of the cable or the shielding layer of the cable at the branching position is prevented from being broken, and the reliability of power supply and signal transmission is improved; the cable is applicable to the branch cable which is used in a mobile manner in an indoor and outdoor wet or water-immersed environment.
Drawings
FIG. 1 is a schematic view of a furcation cable bundle;
FIG. 2 is a schematic view of the installation of a wire tie at a furcation location in accordance with the present invention;
FIG. 3 is a schematic diagram of the glue pouring at the bifurcation site in the present invention;
FIG. 4 is a schematic view of a glue-pouring mold;
FIG. 5 is a schematic view of the branch position glue filling end section winding waterproof adhesive tape of the present invention;
fig. 6 is a schematic view of the die shrink sleeve in a forked position.
Wherein: 1-cable sheath, 2-cable core, 3-core fastening line, 4-colloid, 5-glue filling mould, 6-glue filling hole, 7-waterproof adhesive tape and 8-mould shrinkage sleeve.
Detailed Description
In order to make the objects, contents, and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
The invention provides a manufacturing method of a bifurcated cable harness applied to ground guarantee of an unmanned aerial vehicle, and relates to a manufacturing process of the bifurcated cable harness which can be used for power supply, starting, communication and other purposes of the ground state of the unmanned aerial vehicle.
The manufacturing method of the bifurcated cable bundle applied to ground support of the unmanned aerial vehicle comprises the following steps:
before the treatment of the bifurcation position, the insulation layer and the cable sheath 1 of the cable manufactured by the finished product are stripped at the bifurcation position, the stripping length needs to ensure the treatment space of the conductor and the insulation layer, the conductor, the insulation layer and the cable sheath 1 are polished by sand paper, and the alcohol is used for cleaning;
bundling each bifurcated wiring harness 2 by using a core wire fastening wire 3 such as a nylon silk yarn, and preforming the bifurcated shape of the bifurcated wiring harness 2; wear-resistant cable sheaths 1 such as silicone rubber tubes are respectively sleeved on the branched wire harnesses 2, and the branched wire harnesses 2 sleeved with the cable sheaths 1 are bundled again by core wire fastening wires 3 such as nylon silk yarns, so that the environment adaptability of the branched wire harnesses 2 is improved, and the cable sheaths 1 are prevented from slipping in use.
Placing each branched wire harness 2 into a glue filling mold 5, suspending the branched wire harnesses 2 in the glue filling mold 5, ensuring that the branched wire harnesses 2 are centered in a glue 4 after glue filling, uniformly distributing the glue 4, and respectively arranging a glue filling hole 6 and an exhaust hole at the diametrically opposite positions on the glue filling mold 5, so that the glue 4 can flow to each branched wire harness 2 from the glue filling hole 6 during glue filling, thereby avoiding generating bubbles in each branched wire harness 2 in the glue 4 and influencing the glue filling effect, placing the cable in dry air for more than 24 hours after the glue filling is finished, and ensuring that the glue 4 is completely cured;
the conductors were sequentially spirally wound with the waterproof tape 7, and the effect of the waterproof tape 7 after winding is shown in fig. 5. The overlapping width of the spiral winding of the waterproof adhesive tape 7 is close to half of the width of the waterproof adhesive tape 7, and the two ends of the waterproof adhesive tape 7 are respectively more than 1cm larger than the exposed part of the cable, so that the reliability of the waterproof performance of the waterproof adhesive tape 7 is ensured;
sleeving a mold shrinkage sleeve 8 at the branching position of the cable bundle, wherein the length of each finger of the mold shrinkage sleeve 8 should exceed that of the waterproof adhesive tape 7, performing thermal shrinkage treatment on the branching position of the cable bundle, ensuring that the branching position is uniformly heated in each direction in the thermal shrinkage process, ensuring that the waterproof adhesive tape 7 is fully thermally melted, and sealing a gap between the mold shrinkage sleeve 8 and the outer surface of the cable.
The method ensures the working reliability of the forked cable bundle by adopting the modes of glue filling and waterproof insulating tape winding for the bundling, plastic coating and forked positions of the installation wires, and the forked cable bundle adopting the manufacturing process has good moisture-proof and waterproof performances, is suitable for outdoor scenes in which the forked cable bundle is repeatedly moved and used, and can also be applied to the manufacturing of other forked cable bundles which need to be moved or fixedly used.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The manufacturing method of the bifurcated cable harness applied to ground support of the unmanned aerial vehicle is characterized by comprising the following steps of:
before the treatment of the bifurcation position, stripping off the cable insulation layer and the cable sheath (1) at the bifurcation position, ensuring the treatment space of the conductor and the insulation layer by the stripping length, polishing the conductor, the insulation layer and the cable sheath (1) by abrasive paper, and cleaning by alcohol;
bundling each bifurcated harness (2) by using a core wire fastening wire (3), and performing the bifurcation shape of the bifurcated harness (2); then, respectively sleeving the wear-resistant cable sheaths (1) on the branched wire harnesses (2), and bundling the branched wire harnesses (2) sleeved with the cable sheaths (1) again by using the core wire fastening wires (3);
putting each branched wire harness (2) into a glue filling mold (5), suspending the branched wire harnesses (2) in the glue filling mold (5), ensuring that the branched wire harnesses (2) are centered in the glue (4) after glue filling, uniformly distributing the glue (4), and arranging glue filling holes (6) and exhaust holes at radial opposite positions on the glue filling mold (5) respectively, ensuring that the glue (4) can flow to each branched wire harness (2) from the glue filling holes (6) during glue filling, and placing the branched wire harnesses in dry air for more than 24 hours after the glue filling is finished;
the conductors are sequentially spirally wound by using the waterproof adhesive tape (7), the overlapping width of the spiral winding of the waterproof adhesive tape (7) is close to half of the width of the waterproof adhesive tape (7), and two ends of the waterproof adhesive tape (7) respectively exceed the exposed part of the cable by more than 1 cm;
the cable bundle branching position is sleeved with a mold shrinkage sleeve (8), the length of each finger of the mold shrinkage sleeve (8) exceeds that of a waterproof adhesive tape (7), the cable bundle branching position is subjected to thermal shrinkage treatment, the branching position is guaranteed to be heated uniformly in each direction, and a gap between the mold shrinkage sleeve (8) and the outer surface of a cable is sealed.
2. The method according to claim 1, characterized in that the core thread fastening thread (3) is a nylon yarn.
3. The method according to claim 1, wherein the wear resistant cable sheath (1) is a silicone rubber tube.
4. The method of claim 1, applied in a use environment requiring repeated movement.
5. Use of the method of claim 1 in an outdoor use environment where repeated movement is required.
6. Use of the method of claim 1 in ground-state powering of unmanned aerial vehicles.
7. Use of the method of claim 1 in ground state starting of a drone.
8. Use of the method of claim 1 in drone ground status communication.
9. Use of the method of claim 1 in a fixed use environment.
10. Use of the method according to claim 1 in the field of ground support technology for unmanned aerial vehicles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011101341.XA CN112233855B (en) | 2020-10-15 | 2020-10-15 | Bifurcated cable harness manufacturing method applied to ground guarantee of unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011101341.XA CN112233855B (en) | 2020-10-15 | 2020-10-15 | Bifurcated cable harness manufacturing method applied to ground guarantee of unmanned aerial vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112233855A true CN112233855A (en) | 2021-01-15 |
| CN112233855B CN112233855B (en) | 2022-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011101341.XA Active CN112233855B (en) | 2020-10-15 | 2020-10-15 | Bifurcated cable harness manufacturing method applied to ground guarantee of unmanned aerial vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114255930A (en) * | 2022-02-28 | 2022-03-29 | 成都凯迪飞研科技有限责任公司 | Method for manufacturing cable of airplane ground comprehensive guarantee testing equipment |
| CN114267480A (en) * | 2021-11-29 | 2022-04-01 | 中航光电科技股份有限公司 | Scattered wire multi-branch plastic package structure and manufacturing method thereof |
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| CN101800091A (en) * | 2010-03-15 | 2010-08-11 | 兖矿集团有限公司 | Pre-branched cable and manufacturing method thereof |
| WO2014129011A1 (en) * | 2013-02-21 | 2014-08-28 | 住友電装株式会社 | Wire harness and method for manufacturing wire harness |
| CN105304175A (en) * | 2015-11-18 | 2016-02-03 | 安徽宏源特种电缆集团有限公司 | Brach shielding processing structure of wire harness network of vehicle-mounted chassis and processing method |
| US20160055938A1 (en) * | 2014-08-19 | 2016-02-25 | Yazaki Corporation | Wire harness |
| CN106796830A (en) * | 2014-08-22 | 2017-05-31 | 莱尼电气系统有限公司 | Cable bundle and its manufacture method |
| CN110517810A (en) * | 2019-07-15 | 2019-11-29 | 北京航天发射技术研究所 | A kind of the special purpose vehicle chassis harness and its manufacture craft of permanent protective property energy |
-
2020
- 2020-10-15 CN CN202011101341.XA patent/CN112233855B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101800091A (en) * | 2010-03-15 | 2010-08-11 | 兖矿集团有限公司 | Pre-branched cable and manufacturing method thereof |
| WO2014129011A1 (en) * | 2013-02-21 | 2014-08-28 | 住友電装株式会社 | Wire harness and method for manufacturing wire harness |
| US20160055938A1 (en) * | 2014-08-19 | 2016-02-25 | Yazaki Corporation | Wire harness |
| CN106796830A (en) * | 2014-08-22 | 2017-05-31 | 莱尼电气系统有限公司 | Cable bundle and its manufacture method |
| CN105304175A (en) * | 2015-11-18 | 2016-02-03 | 安徽宏源特种电缆集团有限公司 | Brach shielding processing structure of wire harness network of vehicle-mounted chassis and processing method |
| CN110517810A (en) * | 2019-07-15 | 2019-11-29 | 北京航天发射技术研究所 | A kind of the special purpose vehicle chassis harness and its manufacture craft of permanent protective property energy |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114267480A (en) * | 2021-11-29 | 2022-04-01 | 中航光电科技股份有限公司 | Scattered wire multi-branch plastic package structure and manufacturing method thereof |
| CN114255930A (en) * | 2022-02-28 | 2022-03-29 | 成都凯迪飞研科技有限责任公司 | Method for manufacturing cable of airplane ground comprehensive guarantee testing equipment |
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| CN112233855B (en) | 2022-04-15 |
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