CN105931761B - A kind of coaxial cable production technology - Google Patents
A kind of coaxial cable production technology Download PDFInfo
- Publication number
- CN105931761B CN105931761B CN201610280317.4A CN201610280317A CN105931761B CN 105931761 B CN105931761 B CN 105931761B CN 201610280317 A CN201610280317 A CN 201610280317A CN 105931761 B CN105931761 B CN 105931761B
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- Prior art keywords
- fiber
- coaxial cable
- production technology
- insulating barrier
- cable production
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Classifications
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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
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/225—Screening coaxial cables
-
- 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
- H01B13/016—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing co-axial cables
-
- 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
- H01B13/30—Drying; Impregnating
-
- 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
- H01B13/34—Apparatus or processes specially adapted for manufacturing conductors or cables for marking conductors or cables
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Communication Cables (AREA)
- Manufacturing Of Electric Cables (AREA)
Abstract
The invention discloses a kind of coaxial cable production technology, comprise the following steps：1) copper wire draws and attenuates process；2) foamed insulation injection and refrigerating work procedure；3) copper strips pack piece and welding sequence；4) sprayed coating film and curing process；5) it is socketed fibre sleeving process；6) refrigerating work procedure is melted；7) insulating barrier injection and refrigerating work procedure；8) process is dried up；Web in step 5) and step 6) is formed by the first fiber and the second fibrage, and wire is incorporated into the first fiber, and the melting temperature of the second fiber is less than the melting temperature of the first fiber；Second fibers melt forms skeleton structure, and the melting temperature of second fiber is 100 DEG C 150 DEG C.The present invention using the second fiber and the first fibrage into fibre sleeving, it is simple in construction, damping effect is good, bending, tensile property are more excellent, being easy to be incorporated into wire using Fiber Materials causes Integral cable to have more excellent economic benefits, is easy to improve coaxial cable overcoat items chemical property using Fiber Materials.
Description
Technical field
The present invention relates to cable production field, more particularly to a kind of coaxial cable production technology.
Background technology
Coaxial cable can be divided into two kinds of fundamental types, base band coaxial cable and BBC(broadband coaxial cable).Base band is conventional at present
Cable, its shielding line is to be made with copper netted, and characteristic impedance is 50 (such as RG-8, RG-58)；BBC(broadband coaxial cable) is normal
The screen layer of cable is typically rammed with aluminium, and characteristic impedance is 75 (such as RG-59).
Coaxial cable can be divided into according to its diameter：Thick coaxial cable and thin coaxial cable.Thick cable is applied to compare
Large-scale localized network, its gauged distance length, reliability is high, due to cable need not be cut off during installation, therefore can basis
Need to be adjusted flexibly the networking position of computer, but thick cable network must install transceiver cable, and installation difficulty is big, so overall
Cost is high.On the contrary, cablet installs then fairly simple, low cost, but because installation process will cut off cable, two must be loaded onto substantially
Network connecting head (BNC), is then connected on t connector both ends.
Its surrounding layer of existing coaxial cable is often PE resin-insulated materials, and its damping effect is poor, and uses glass fibre
It is distorted, tensile property is poor, and is that enhancing shield effectiveness uses mesh shields layer made of copper or aluminium, and its is costly, raw
Production is complicated.
The content of the invention
The present invention provides a kind of coaxial cable production technology so that existing coaxial cable is in damping effect, distortion, tension
Poor-performing, the defects of taking copper or aluminum screen layer production cost costliness, are addressed.To solve the above problems, the present invention is public
A kind of coaxial cable production technology has been opened, has been comprised the following steps：
1) copper wire draws and attenuates process：Copper wire is drawn and attenuated as electric conductor；
2) foamed insulation injection and refrigerating work procedure：Covering foam insulating material, which is molded, in conductive external surface forms foaming absolutely
Edge layer, and cool down the surface for having covered foam insulating material；
3) copper strips pack piece and welding sequence：Copper strips is wrapped up to foamed insulation surface, and is welded into seamless outer conductor layer；
4) sprayed coating film and curing process：Heat-insulated corrosion-resistant film, and dry solidification are sprayed in outer conductor layer；
5) it is socketed fibre sleeving process：Braided fiber net and wrap put on coax, to form fibre sleeving；
6) refrigerating work procedure is melted：Fibre sleeving is melted, and cooled down with 5 DEG C of -10 DEG C of air purgings；
7) insulating barrier injection and refrigerating work procedure：Covering polyvinyl chloride, which is molded, in fibre sleeving appearance forms insulating barrier, and cold
But cooled down in water；
8) process is dried up：Purged using air and dry insulating barrier outer surface；
Web in the step 5) and step 6) is formed by the first fiber and the second fibrage, first fiber
Wire is inside incorporated into, the melting temperature of second fiber is less than the melting temperature of the first fiber；The second fibers melt shape
Into skeleton structure, the melting temperature of second fiber is 100 DEG C -150 DEG C.By the present invention in that skeleton knot is made with the second fiber
Structure and be composed of the first fibrage of wire into fibre sleeving, its is simple in construction, damping effect is good, bending, tensile property
More excellent, heat-resisting ageing resistace is also more excellent, is easy to be incorporated into wire using Fiber Materials so that coaxial cable overcoat has
Preferable shield effectiveness so that the cost of Integral cable is relatively low, lighter in weight, has more excellent economic benefits, using Fiber Materials
It is easy to expand, improves coaxial cable overcoat items chemical property.Production technology of the present invention takes process on streamline, and it is produced
Uninterruptedly, production cost is relatively low.
Optionally, the fibre sleeving melts under 100 DEG C -150 DEG C of temperature conditionss.
Optionally, the melting time is 5min-15min.Take 100 DEG C -150 DEG C fine external heat temperature and
5min-15min melting time, its heating-up temperature is relatively low, and the heat time is moderate, while heat-insulated corrosion-resistant film effectively obstructs
Influence of the heat transfer to foamed insulation, effectively reduces producting process difficulty.
Optionally, after step 8) the drying insulating barrier, sprayed in the insulating barrier outer surface parallel to cable length side
To paint fine rule.Insulating barrier outer surface is taken to be coated with the paint fine rule parallel to coaxial cable length direction, in production
It is easy to directly by abnormal feelings such as visual examination coaxial cable integral diameter is abnormal, whether insulating barrier has foaming, heave, leak adhesives
Condition, it is easy to adjust production equipment in time during production, its defect rate is lower, and production is more convenient.
Optionally, the heat-insulated corrosion-resistant film is solidified using hot air blowing.
Optionally, the temperature of the hot-air is 70 DEG C -110 DEG C.Solidified using warm air blowoff, and hot air temperature is
70 DEG C -110 DEG C, the equipment that it needs is simple, the influence very little of 70 DEG C -110 DEG C of hot blast to cellular insulation, and it dries up process
Heat mass transfer is exchanged heat and thermal convection current heat exchange is carried out simultaneously, and its drying effect is preferable.
Optionally, the wire is copper wire.
Compared with prior art, the technical program has advantages below：
By the present invention in that skeleton structure is made with the second fiber and be composed of the first fibrage of wire into fiber
Set, its is simple in construction, damping effect is good, and bending, tensile property are more excellent, and heat-resisting ageing resistace is also more excellent, using fiber
Material is easy to be incorporated into wire so that coaxial cable overcoat has preferable shield effectiveness so that and the cost of Integral cable is relatively low,
Lighter in weight, there are more excellent economic benefits, be easy to expand using Fiber Materials, improve coaxial cable overcoat items chemically
Energy.Production technology of the present invention takes process on streamline, and it is produced uninterruptedly, and production cost is relatively low.
In addition, take 100 DEG C -150 DEG C of external heat temperature and 5min-15min melting time, its heating-up temperature compared with
Low, the heat time is moderate, while heat-insulated corrosion-resistant film has effectively obstructed influence of the heat transfer to foamed insulation, effectively reduces
Producting process difficulty.
Take insulating barrier outer surface to be coated with the paint fine rule parallel to coaxial cable length direction, be easy in production straight
The abnormal conditions such as visual examination coaxial cable integral diameter is abnormal, whether insulating barrier has foaming, heave, leak adhesive were connected, were easy to
Production equipment is adjusted during production in time, its defect rate is lower, and production is more convenient.
Solidified using warm air blowoff, and hot air temperature is 70 DEG C -110 DEG C, the equipment that it needs is simple, 70 DEG C -110
DEG C influence very little of the hot blast to cellular insulation, and it dries up the heat exchange of process heat mass transfer and thermal convection current heat exchange is carried out simultaneously, its
Drying effect is preferable.
Brief description of the drawings
Fig. 1 is coaxial cable process chart of the present invention；
Fig. 2 is the structural representation of coaxial cable embodiment of the present invention；
Fig. 3 is the skeleton and frame aperture structural representation of coaxial cable embodiment of the present invention；
Fig. 4 is the first fiber and the second fiber weave structure schematic diagram of coaxial cable embodiment of the present invention；
Fig. 5 is the paint fine rule structural representation of coaxial cable embodiment of the present invention.
1st, electric conductor, 2, foaming insulation layer, 3, outer conductor layer, 4, heat-insulated corrosion-resistant film, 5, fibre sleeving, 6, isolation
Layer, 7, skeleton, 8, web, the 51, first fiber, the 52, second fiber, 61, paint fine rule.
Embodiment
Below in conjunction with the accompanying drawings, by specific embodiment, clear, complete description is carried out to technical scheme.
Embodiment one：The invention discloses a kind of coaxial cable production technology (see accompanying drawing 1,2,3,4,5), including following step
Suddenly：
1) copper wire draws and attenuates process：Copper wire is drawn and attenuated as electric conductor 1；
2) foamed insulation injection and refrigerating work procedure：Covering foam insulating material is molded in the outer surface of electric conductor 1 and forms foaming
Insulating barrier 2, and cool down the surface for having covered foam insulating material；
3) copper strips pack piece and welding sequence：Copper strips is wrapped up to foamed insulation surface, and is welded into seamless outer conductor layer 3；
4) sprayed coating film and curing process：Heat-insulated corrosion-resistant film 4, and dry solidification are sprayed in outer conductor layer 3；
5) it is socketed fibre sleeving process：Braided fiber net 8 and wrap put on coax, to form fibre sleeving 5；
6) refrigerating work procedure is melted：Fibre sleeving 5 is melted, and cooled down with 5 DEG C of air purgings；
7) insulating barrier injection and refrigerating work procedure：It is molded in the appearance of fibre sleeving 5 and covers polyvinyl chloride formation insulating barrier 6, and
Cooled down in cooling water；
8) process is dried up：Purged using air and dry the outer surface of insulating barrier 6.
Web 8 in the step 5) and step 6) is woven and formed by the first fiber 51 and the second fiber 52, and described the
Wire is incorporated into one fiber 51, the melting temperature of second fiber 52 is less than the melting temperature of the first fiber 51；Described
Two fibers molten 52 melt to form the structure of skeleton 7, and the melting temperature of second fiber 52 is 100 DEG C.It is by the present invention in that fine with second
Dimension 52 is made the structure of skeleton 7 and is composed of the fibre sleeving 5 that the first fiber 51 of wire is woven into, its simple in construction, damping effect
Well, bending, tensile property are more excellent, and heat-resisting ageing resistace is also more excellent, are easy to be incorporated into wire using Fiber Materials and cause
Coaxial cable overcoat has preferable shield effectiveness so that the cost of Integral cable is relatively low, lighter in weight, has more excellent economy
Effect, it is easy to expand using Fiber Materials, improves coaxial cable overcoat items chemical property.Production technology of the present invention takes stream
Process on waterline, it is produced uninterruptedly, has relatively low production cost.The second fiber uses the hot sticky fibre of polyester in the present embodiment
Dimension.First fiber can use insulated fireproof on the market, corrosion-resistant, anlistatig chemical fibre material.
The fibre sleeving 5 melts under 100 DEG C of temperature conditionss.The melting time is 5min.
After step 8) the drying insulating barrier 6, oil of the spraying parallel to cable length direction in the outer surface of insulating barrier 6
Paint fine rule 61.The outer surface of insulating barrier 6 is taken to be coated with the paint fine rule 61 parallel to coaxial cable length direction, in production just
In directly by abnormal conditions such as visual examination coaxial cable integral diameter is abnormal, whether insulating barrier 6 has foaming, heave, leak adhesives,
It is easy to adjust production equipment in time during production, its defect rate is lower, and production is more convenient.
The heat-insulated corrosion-resistant film 4 is solidified using hot air blowing.The temperature of the hot-air is 70 DEG C.It is described
Wire is copper wire.The present invention takes fibrage to form, and adds copper wire and improves shield effectiveness, reduces cable weight.
Embodiment two：Web 8 in the step 5) and step 6) woven by the first fiber 51 and the second fiber 52 and
Into being incorporated into wire in first fiber 51, the melting temperature of second fiber 52 is less than the melting temperature of the first fiber 51
Degree；Second fiber molten 52 melts to form the structure of skeleton 7, and the melting temperature of second fiber 52 is 150 DEG C.The melting of step 6)
In refrigerating work procedure, fibre sleeving 5 is melted, using 5 DEG C of air purging coolings.Take 5 DEG C -10 DEG C of air to purge, its cool down compared with
It hurry up, be easy to the cooling that time of contact on streamline is shorter, the length of purger and setting for shower nozzle in the production process of reality
Put and be adjusted according to the flow velocity of streamline.
The fibre sleeving 5 melts under 150 DEG C of temperature conditionss.The melting time is 15min.Take 100 DEG C -150
DEG C external heat temperature and 5min-15min melting time, its heating-up temperature is relatively low, and the heat time is moderate, while heat-insulated resistance to
Corrosion film has effectively obstructed influence of the heat transfer to foamed insulation, effectively reduces producting process difficulty.
The heat-insulated corrosion-resistant film 4 is solidified using hot air blowing.The temperature of the hot-air is 110 DEG C.Adopt
Solidified with warm air blowoff, and hot air temperature is 70 DEG C -110 DEG C, the equipment that it needs is simple, 70 DEG C -110 DEG C of hot blast pair
The influence very little of cellular insulation, and it dries up the heat exchange of process heat mass transfer and thermal convection current heat exchange is carried out simultaneously, its drying effect compared with
It is good.
When the embodiment of the present invention is implemented, copper wire is drawn and attenuated as electric conductor, it is exhausted to be molded covering foaming in conductive external surface
Edge material forms foaming insulation layer, and cools down the surface for having covered foam insulating material.Copper strips is wrapped up to foamed insulation surface,
And it is welded into seamless outer conductor layer.Heat-insulated corrosion-resistant film, and dry solidification are sprayed in outer conductor layer；Braided fiber net and wrap put
On coax, to form fibre sleeving.Fibre sleeving is melted.And cooled down with 5 DEG C of -10 DEG C of air purgings.Fibre sleeving appearance is noted
Modeling covering polyvinyl chloride forms insulating barrier, and is cooled down in cooling water；Purged using air and dry insulating barrier outer surface.
Although the present invention is disclosed as above with preferred embodiment, it is not for limiting the present invention, any this area
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical scheme makes possible variation and modification, therefore, every content without departing from technical solution of the present invention, according to the present invention
Any simple modifications, equivalents, and modifications made to above example of technical spirit, belong to technical solution of the present invention
Protection domain.
Claims (7)
1. a kind of coaxial cable production technology, it is characterised in that comprise the following steps：
1) copper wire draws and attenuates process：Copper wire is drawn and attenuated as electric conductor；
2) foamed insulation injection and refrigerating work procedure：Covering foam insulating material, which is molded, in conductive external surface forms foamed insulation
Layer, and cool down the surface for having covered foam insulating material；
3) copper strips pack piece and welding sequence：Copper strips is wrapped up to foamed insulation surface, and is welded into seamless outer conductor layer；
4) sprayed coating film and curing process：Heat-insulated corrosion-resistant film, and dry solidification are sprayed in outer conductor layer；
5) it is socketed fibre sleeving process：Braided fiber net and wrap put on coax, to form fibre sleeving；
6) refrigerating work procedure is melted：Fibre sleeving is melted, and cooled down with 5 DEG C of -10 DEG C of air purgings；
7) insulating barrier injection and refrigerating work procedure：Covering polyvinyl chloride, which is molded, in fibre sleeving appearance forms insulating barrier, and in cooling water
Middle cooling；
8) process is dried up：Purged using air and dry insulating barrier outer surface；
Web in the step 5) and step 6) is formed by the first fiber and the second fibrage, is compiled in first fiber
Enter wire, the melting temperature of second fiber is less than the melting temperature of the first fiber；Second fibers melt forms bone
Frame structure, the melting temperature of second fiber is 100 DEG C -150 DEG C.
2. coaxial cable production technology as claimed in claim 1, it is characterised in that the fibre sleeving is at 100 DEG C -150 DEG C
Melted under temperature conditionss.
3. coaxial cable production technology as claimed in claim 2, it is characterised in that the melting time is 5min-15min.
4. coaxial cable production technology as claimed in claim 1, it is characterised in that after step 8) the drying insulating barrier,
Paint fine rule of the insulating barrier outer surface spraying parallel to cable length direction.
5. coaxial cable production technology as claimed in claim 1, it is characterised in that the heat-insulated corrosion-resistant film is empty using heat
Dry solidification is swept in air-blowing.
6. coaxial cable production technology as claimed in claim 5, it is characterised in that the temperature of the hot-air is 70 DEG C -110
℃。
7. coaxial cable production technology as claimed in claim 1, it is characterised in that the wire is copper wire.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710712607.6A CN107705926B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
| CN201610280317.4A CN105931761B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610280317.4A CN105931761B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710712607.6A Division CN107705926B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
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| Publication Number | Publication Date |
|---|---|
| CN105931761A CN105931761A (en) | 2016-09-07 |
| CN105931761B true CN105931761B (en) | 2017-12-15 |
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| CN201610280317.4A Active CN105931761B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
| CN201710712607.6A Active CN107705926B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710712607.6A Active CN107705926B (en) | 2016-04-28 | 2016-04-28 | A kind of coaxial cable production technology |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863190B (en) * | 2017-09-27 | 2020-01-17 | 杭州富通电线电缆有限公司 | Coaxial cable structure and methods of making and using same |
| CN110335725B (en) * | 2019-06-21 | 2021-01-26 | 杭州三元电缆有限公司 | Coaxial cable processing technology |
| CN110310785B (en) * | 2019-07-17 | 2021-01-01 | 杭州双晨电缆有限公司 | Coaxial cable production process |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100816587B1 (en) * | 2006-08-17 | 2008-03-24 | 엘에스전선 주식회사 | Foam coaxial cable and method for manufacturing the same |
| CN201402656Y (en) * | 2009-04-29 | 2010-02-10 | 江苏亨通电力电缆有限公司 | Heat resistant electric wire capable of enduring ultrahigh temperature of 1000 DEG C |
| CN202601818U (en) * | 2011-10-10 | 2012-12-12 | 中天日立射频电缆有限公司 | Flexible-type radio-frequency coaxial cable having smooth aluminum tube external conductor |
| CN203013293U (en) * | 2012-12-03 | 2013-06-19 | 常州翰力信息科技有限公司 | Coaxial cable |
| CN103211671B (en) * | 2013-02-01 | 2016-08-10 | 东华大学 | Weaving multicomponent strengthens structure and progressively degrades ureter rack tube and preparation method thereof |
| CN103607875B (en) * | 2013-11-20 | 2016-09-14 | 深圳市骏鼎达新材料股份有限公司 | Self-rolling shielded tube |
| US10568396B2 (en) * | 2014-08-09 | 2020-02-25 | Apple Inc. | Woven material including bonding fibers |
| CN204464430U (en) * | 2015-01-23 | 2015-07-08 | 中国电子科技集团公司第二十三研究所 | A kind of light-duty radio frequency coaxial-cable |
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2016
- 2016-04-28 CN CN201610280317.4A patent/CN105931761B/en active Active
- 2016-04-28 CN CN201710712607.6A patent/CN107705926B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107705926A (en) | 2018-02-16 |
| CN107705926B (en) | 2019-04-16 |
| CN105931761A (en) | 2016-09-07 |
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