CN114639510A - Multifunctional photoelectric composite cable and manufacturing process thereof - Google Patents
Multifunctional photoelectric composite cable and manufacturing process thereof Download PDFInfo
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- 239000002131 composite material Substances 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 230000003287 optical effect Effects 0.000 claims abstract description 36
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 22
- 239000010935 stainless steel Substances 0.000 claims abstract description 22
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims abstract description 11
- 239000011151 fibre-reinforced plastic Substances 0.000 claims abstract description 11
- 229910052755 nonmetal Inorganic materials 0.000 claims abstract description 5
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 52
- 239000013307 optical fiber Substances 0.000 claims description 30
- 239000004760 aramid Substances 0.000 claims description 15
- 229920003235 aromatic polyamide Polymers 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 15
- 229920001903 high density polyethylene Polymers 0.000 claims description 10
- 239000004700 high-density polyethylene Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 7
- 238000000861 blow drying Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000007639 printing Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000004040 coloring Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000002994 raw material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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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
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/22—Cables including at least one electrical conductor together with optical fibres
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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
-
- 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
-
- 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
-
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/005—Power cables including optical transmission elements
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Abstract
The invention discloses a multifunctional photoelectric composite cable and a manufacturing process thereof, relates to the technical field of optical cable composite cables, and aims to solve the problems or achieve the aim of providing a photoelectric composite cable which can simultaneously transmit light, electric signals and data signals and has wear resistance, good mechanical property and environmental property. The technical scheme is that the cable comprises a cable core and a cable core, wherein the cable core comprises at least two optical cables, at least two data cables and an FRP (fiber reinforced plastic) nonmetal reinforcing piece arranged between the at least two optical cables and the at least two data cables, and the at least two optical cables, the at least two cables and the at least two data cables are stranded into a cable; the first water-resistant layer is wrapped on the cable core; a second water resistant layer wrapped on the first water resistant layer; a stainless steel strip longitudinally wrapped on the second water resistant layer; an outer sheath wrapped over the stainless steel band.
Description
Technical Field
The invention relates to the technical field of photoelectric composite cables, in particular to a multifunctional photoelectric composite cable and a manufacturing process thereof.
Background
The photoelectric composite cable is structurally characterized in that optical cable cores are arranged among power transmission cable cores, and the photoelectric composite cable has the characteristic of performance that power and optical signals can be transmitted simultaneously. In addition, the temperature of the power wire core can be monitored by using the temperature-sensitive attenuation of the optical fiber. The application of the photoelectric composite cable is gradually expanded due to the technological progress, and the photoelectric composite cable is very suitable for large-span laying in the sea, the construction of rural access networks, equipment which needs to provide power for a remote end and the communication in special areas where the equipment is difficult to maintain. Meanwhile, the photoelectric composite cable is also very suitable to be used as a transmission medium to establish an access network, so that the network integration of telephone, data, television and electric power is realized. With the planning and construction development of the strategy of national information highway and national power grid company intelligent power grid, the photoelectric composite cable is continuously developed.
However, the optical cable composite cable at the present stage has the following disadvantages: (1) most photoelectric composite cables only transmit optical signals and electric signals and need to be constructed independently for data transmission; (2) in the laying process of a common cable, the lateral pressure resistance is not good, for example, when a vehicle or a person walks to step on and press the cable, the performance of the cable is affected or an optical fiber is damaged, so that signal interruption is caused; (3) the photoelectric composite cable needs to ensure the water blocking requirement; (4) labor and cost may be more involved in prefabricating the finished end; (5) in the laying process, the normal outer protective material has large laying friction, so that the laying progress is slow easily, and the outer sheath is also abraded. Therefore, there is a need for a composite optical/electrical cable that can transmit light, electrical signals, and data simultaneously, and has wear resistance, good mechanical properties, and good environmental properties.
Disclosure of Invention
In view of this, the present invention provides a multifunctional photoelectric composite cable and a manufacturing process thereof, and mainly aims to provide a photoelectric composite cable which can transmit light, electrical signals and data signals simultaneously and has wear resistance, good mechanical properties and good environmental properties.
In order to achieve the purpose, the invention mainly provides the following technical scheme:
in one aspect, embodiments of the present invention provide a multifunctional photoelectric composite cable. It includes:
a cable core comprising at least two fiber optic cables, at least two data cables, and FRP non-metallic strength members disposed between the at least two fiber optic cables and the at least two data cables, the at least two fiber optic cables, the at least two cables, and the at least two data cables stranded into a cable;
the first water-resistant layer is wrapped on the cable core;
a second water resistant layer wrapped on the first water resistant layer;
a stainless steel strip longitudinally wrapped on the second water resistant layer;
an outer sheath wrapped over the stainless steel band.
The optical cable comprises 0.9mm tight-buffered optical fiber and 4 pieces of 1100D aramid yarn wrapped on the tight-buffered optical fiber;
the outer diameter of the optical cable is 3 mm.
As mentioned above, the tight-buffered optical fiber adopts a large-clad optical fiber, and the diameter of the optical fiber is 124.9 +/-0.2 μm.
As previously mentioned, the cable includes a copper core conductor and an insulating layer wrapped around the copper core conductor.
As mentioned above, the first water-blocking layer is a water-blocking tape.
As mentioned above, the second water-resistant layer is made of aramid yarn.
As mentioned above, the outer sheath is made of high density polyethylene.
On the other hand, the embodiment of the invention also provides a manufacturing process of the multifunctional photoelectric composite cable, which comprises the following steps:
s1, manufacturing an optical cable: coloring the optical fiber, performing extrusion molding by using an extruding machine to form a tightly sleeved optical fiber, and wrapping 4 aramid yarns on the tightly sleeved optical fiber to perform sheath manufacturing to obtain an optical cable;
s2, cable manufacturing: using an outer protection extrusion device to protect the copper core conductor with a layer of insulating layer to manufacture a cable;
s3, manufacturing the cable core: stranding the optical cable, the cable and the data cable into a cable, and adding an FRP (fiber reinforced plastic) nonmetal reinforcing piece to form a cable core;
s4, wrapping the first waterproof layer: wrapping a layer of water-blocking tape while manufacturing the cable core;
s5, wrapping a second water-resistant layer: wrapping a layer of aramid yarn on the water blocking tape;
s6, longitudinally wrapping a stainless steel belt: longitudinally wrapping a stainless steel band on the second water-resistant layer;
s7, cable arrangement and take-up: arranging and taking up the cable core longitudinally wrapped with the stainless steel band;
s8, extruded outer sheath: extruding a high-density polyethylene outer sheath by using an extruder with a 5-stage heating part and a machine head extrusion part to uniformly wrap the high-density polyethylene outer sheath on the stainless steel strip to form a multifunctional photoelectric composite cable, wherein the 5-stage heating part comprises a first-stage heating pipe, a second-stage heating pipe, a third-stage heating pipe, a fourth-stage heating pipe and a fifth-stage heating pipe, the temperature of the first-stage heating pipe is lower than that of the second-stage heating pipe, the temperature of the second-stage heating pipe is lower than that of the third-stage heating pipe, the temperature of the third-stage heating pipe is lower than that of the fourth-stage heating pipe, the temperature of the fourth-stage heating pipe is lower than that of the fifth-stage heating pipe, and the temperature of the fifth-stage heating pipe is lower than that of the machine head extrusion part;
s9, cooling: sequentially placing the multifunctional photoelectric composite cable into a three-gear water tank with gradually reduced temperature for gradually cooling;
s10, drying: the cooled multifunctional photoelectric composite cable is placed in a blow-drying machine for blow-drying;
s11, printing: printing characters on the dried multifunctional photoelectric composite cable;
s12: and (5) taking up the multifunctional photoelectric composite cable row printed with characters.
As described above, the temperature of the first-stage heating tube is 195 ℃, the temperature of the second-stage heating tube is 205 ℃, the temperature of the third-stage heating tube is 230 ℃, the temperature of the fourth-stage heating tube is 245 ℃, the temperature of the fifth-stage heating tube is 260 ℃, and the temperature of the head extrusion part is 265 ℃.
As mentioned above, the temperature distribution of the third-gear water tank is as follows: 65 ℃, 40 ℃ and 25 ℃.
By means of the technical scheme, the multifunctional photoelectric composite cable and the manufacturing process thereof at least have the following advantages:
1. the multifunctional photoelectric composite cable is provided with the cable core comprising at least two optical cables, at least two cables and at least two data cables, so that the multifunctional photoelectric composite cable can provide multiple transmission technologies at the same time, namely, can transmit light, electric signals and data signals at the same time, and has high adaptability, strong expandability and wide product application range; the invention not only provides huge bandwidth access, but also solves the problem of equipment power utilization in network construction, avoids repeatedly arranging power supply circuits, saves cost, uses optical fibers as reserved for users, and avoids secondary wiring;
2. the multifunctional photoelectric composite cable provided by the invention has the advantages that the optical cable, the cable and the data cable are stranded into the photoelectric composite cable, so that the multifunctional photoelectric composite cable is small in outer diameter, light in weight, small in occupied space, low in customer purchasing cost, low in construction cost and low in network construction cost.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of a multifunctional photoelectric composite cable according to the present invention;
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the predetermined object, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1, an embodiment of the present invention provides a multifunctional optical/electrical composite cable, which includes: the cable comprises a cable core 1, a first water-resistant layer 2, a second water-resistant layer 3, a stainless steel band 4 and an outer sheath 5.
As shown in fig. 1, the cable core 1 comprises at least two optical cables 11, at least two electrical cables 12, at least two data cables 13, and FRP non-metal reinforcement 14 disposed between the at least two optical cables 11 and the at least two data cables 13, wherein the at least two optical cables 11, the at least two electrical cables 12, and the at least two data cables 13 are stranded to form a cable, in the present invention, the optical cable 11 comprises a 0.9mm tight-buffered optical fiber and 4 1100D aramid yarns wrapped on the tight-buffered optical fiber, and the outer diameter of the optical cable is 3mm, so as to ensure the transmission performance of the optical cable. In the invention, the tight-buffered optical fiber adopts the large-cladding optical fiber, the diameter of the optical fiber is 124.9 +/-0.2 μm, the concentricity error between the optical fiber and the ferrule is smaller, the fiber core is more centered, the insertion loss of the connector component is smaller, and the index data is more stable. According to the invention, the cable comprises the copper core conductor and the insulating layer wrapped on the copper core conductor, and the insulating layer ensures the electricity utilization effect. The first water-resistant layer 2 is wrapped on the cable core 1; the second water-blocking layer 3 is wrapped on the first water-blocking layer 2, the first water-blocking layer 2 is a water-blocking tape, the second water-blocking layer 3 is made of aramid yarns, and the aramid yarns are used as binding yarns in the multifunctional photoelectric composite cable, so that the water-blocking performance of the multifunctional photoelectric composite cable is guaranteed. The stainless steel strip 4 is longitudinally wrapped on the second water-resistant layer 3, can provide good mechanical performance and lateral pressure resistance, and has a certain rat-proof effect. The outer sheath 5 is wrapped on the stainless steel strip 4, and in the invention, the outer sheath is made of high-density polyethylene material which has wear resistance, good mechanical property and environmental performance and can meet the requirements of severe environments such as outdoor pipelines, overhead laying and the like. In the invention, the FRP non-metal reinforcement and the aramid yarn can ensure the excellent tensile property of the multifunctional photoelectric composite cable.
The embodiment of the invention also provides a manufacturing process of the multifunctional photoelectric composite cable, which comprises the following steps:
s1, manufacturing an optical cable: coloring optical fibers according to types specified by customers or required by construction, wherein large-clad optical fibers are adopted, the diameter of each optical fiber is 124.9 +/-0.2 mu m, the optical fibers are colored through ultraviolet light curing after passing through a special die, sheathing operation is carried out by using a 30-plastic extruding machine after coloring is finished, the outer diameter and performance index of the optical cable meet the process requirements, and then 4 pieces of 1110D aramid yarns are wrapped and sheathed to manufacture the optical cable with the outer diameter reaching 3.0 mm;
s2, cable manufacturing: an outer protection extrusion device is used for protecting the copper core conductor with an insulating layer to manufacture the cable, and the insulating layer ensures the electricity utilization effect;
s3, manufacturing the cable core: finally, carrying out SZ stranding on the data cable, the cable and the optical cable, and adding FRP serving as a reinforcing piece between the data cable and the optical cable to form a cable core;
s4, wrapping the first waterproof layer: a layer of water-blocking tape is wrapped while the cable core is manufactured;
s5, wrapping a second water-resistant layer: a layer of aramid yarn is wrapped on the water blocking tape, and the aramid yarn is used as binding yarn to ensure the water blocking performance of the cable core;
s6, longitudinally wrapping a stainless steel belt: the stainless steel belt is longitudinally wrapped on the second water-resistant layer, so that the mechanical performance and the lateral pressure resistance are good, and a certain rat-proof effect is achieved;
and S7, arranging and taking up cables, entering a cable taking-up operation through a crawler tractor and a wheel tractor, and arranging and taking up cables of cable cores longitudinally wrapped with stainless steel bands by using a set disc tool. The speed between the paying-off tension wheel and the guide path device is controlled by a computer, so that the friction force and traction force in each placing frame are moderate, and the overall stability is improved;
s8, extruded outer sheath: the multifunctional photoelectric composite cable is formed by adopting the extruding machine extrusion molding outer sheath with the 5-level heating part and the machine head extrusion part, and because the outer sheath is wrapped by high-density polyethylene, the melting point of the high-density polyethylene is higher, and the heating temperature of the 5-level heating part is required to be respectively set as: temperature of the first stage heating tube: 195 ℃ and temperature of the secondary heating tube: 205 ℃, temperature of the tertiary heating tube: 230 ℃ and the temperature of the fourth-stage heating tube: 245 ℃ and temperature of fifth-stage heating tube: 260 ℃, the temperature of the extrusion part of the machine head is as follows: 265 ℃, and the significance of temperature change control lies in: heating the raw materials in a heating part gradually, and using a screw to propel and stir so as to enable the raw materials to be melted uniformly, wherein the higher the temperature of the extrusion part is, the more the raw materials can ensure the appearance brightness and the high-density sheath material fluidity, so that the raw materials are uniformly wrapped outside the stainless steel band;
s9, cooling: sequentially placing the multifunctional photoelectric composite cable into a three-gear water tank with gradually reduced temperature for gradually cooling; the even parcel of high density polyethylene oversheath is outside stainless steel band, enters into hot, warm, cold water groove immediately and stereotypes, and the basin divide into hot, warm, cold water groove, and its temperature is hot water district temperature respectively: 65 ℃, warm water zone temperature: 40 ℃, cold water zone temperature: the temperature of the water tank is gradually reduced at 25 ℃, so that the multifunctional photoelectric composite cable can be gradually cooled, and the phenomena that the surface of the multifunctional photoelectric composite cable is cracked due to sudden temperature reduction and the like are avoided
S10, drying: the cooled multifunctional photoelectric composite cable is placed in a blow-drying machine for blow-drying, and is rapidly blown by strong wind, so that the surface of the optical cable is free of water spots and is increasingly smooth and round at present;
s11, printing: printing characters on the dried multifunctional photoelectric composite cable;
s12: after the lettering is finished, the multifunctional photoelectric composite cable enters a caterpillar tractor, and the caterpillar drives the multifunctional photoelectric composite cable to enter a gantry take-up frame to be taken up by using a set disc tool.
The multifunctional photoelectric composite cable is provided with the cable core comprising at least two optical cables, at least two cables and at least two data cables, so that the multifunctional photoelectric composite cable can provide multiple transmission technologies at the same time, namely, can transmit light, electric signals and data signals at the same time, and has high adaptability, strong expandability and wide product application range; the invention not only provides huge bandwidth access, but also solves the problem of equipment power utilization in network construction, avoids repeatedly arranging power supply circuits, saves cost, uses optical fibers as reserved for users, and avoids secondary wiring; the multifunctional photoelectric composite cable provided by the invention has the advantages that the optical cable, the cable and the data cable are stranded into the photoelectric composite cable, so that the multifunctional photoelectric composite cable is small in outer diameter, light in weight, small in occupied space, low in customer purchasing cost, low in construction cost and low in network construction cost.
While the invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A multifunctional photoelectric composite cable is characterized in that: it includes:
a cable core comprising at least two fiber optic cables, at least two data cables, and FRP non-metallic strength members disposed between the at least two fiber optic cables and the at least two data cables, the at least two fiber optic cables, the at least two cables, and the at least two data cables stranded into a cable;
the first water-resistant layer is wrapped on the cable core;
a second water resistant layer wrapped on the first water resistant layer;
a stainless steel strip longitudinally wrapped on the second water resistant layer;
an outer sheath wrapped over the stainless steel band.
2. The multifunctional optical-electrical composite cable of claim 1,
the optical cable comprises 0.9mm tight-buffered optical fiber and 4 pieces of 1100D aramid yarn wrapped on the tight-buffered optical fiber;
the outer diameter of the optical cable is 3 mm.
3. The multifunctional optical-electrical composite cable of claim 2,
the tight-buffered optical fiber adopts a large-cladding optical fiber, and the diameter of the optical fiber is 124.9 +/-0.2 mu m.
4. The multifunctional optical-electrical composite cable of claim 1,
the cable includes a copper core conductor and an insulating layer wrapped around the copper core conductor.
5. The multifunctional optical-electrical composite cable of claim 1,
the first water-blocking layer is a water-blocking tape.
6. The multifunctional optical-electrical composite cable of claim 1,
and the second waterproof layer is made of aramid yarn.
7. The multifunctional optical-electrical composite cable of claim 1,
the outer sheath is made of high-density polyethylene material.
8. A manufacturing process of a multifunctional photoelectric composite cable is characterized by comprising the following steps:
s1, manufacturing an optical cable: coloring the optical fiber, performing extrusion molding by using an extruding machine to form a tightly sleeved optical fiber, and wrapping 4 aramid yarns on the tightly sleeved optical fiber to perform sheath manufacturing to obtain an optical cable;
s2, cable manufacturing: using an outer protection extrusion device to protect the copper core conductor with a layer of insulating layer to manufacture a cable;
s3, manufacturing the cable core: stranding the optical cable, the cable and the data cable into a cable, and adding an FRP (fiber reinforced plastic) nonmetal reinforcing piece to form a cable core;
s4, wrapping the first waterproof layer: a layer of water-blocking tape is wrapped while the cable core is manufactured;
s5, wrapping a second water-resistant layer: wrapping a layer of aramid yarn on the water blocking tape;
s6, longitudinally wrapping a stainless steel belt: longitudinally wrapping a stainless steel band on the second water-resistant layer;
s7, cable arrangement and take-up: arranging and taking up the cable core longitudinally wrapped with the stainless steel band;
s8, extruded outer sheath: extruding a high-density polyethylene outer sheath by using an extruder with a 5-stage heating part and a machine head extrusion part to uniformly wrap the high-density polyethylene outer sheath on the stainless steel strip to form a multifunctional photoelectric composite cable, wherein the 5-stage heating part comprises a first-stage heating pipe, a second-stage heating pipe, a third-stage heating pipe, a fourth-stage heating pipe and a fifth-stage heating pipe, the temperature of the first-stage heating pipe is lower than that of the second-stage heating pipe, the temperature of the second-stage heating pipe is lower than that of the third-stage heating pipe, the temperature of the third-stage heating pipe is lower than that of the fourth-stage heating pipe, the temperature of the fourth-stage heating pipe is lower than that of the fifth-stage heating pipe, and the temperature of the fifth-stage heating pipe is lower than that of the machine head extrusion part;
s9, cooling: sequentially placing the multifunctional photoelectric composite cable into a three-gear water tank with gradually reduced temperature for gradually cooling;
s10, drying: the cooled multifunctional photoelectric composite cable is placed in a blow-drying machine for blow-drying;
s11, printing: printing characters on the dried multifunctional photoelectric composite cable;
s12: and (4) taking up the printed multifunctional photoelectric composite cable row cable.
9. The multifunctional photoelectric composite cable manufacturing process of claim 8,
the temperature of the first-stage heating pipe is 195 ℃, the temperature of the second-stage heating pipe is 205 ℃, the temperature of the third-stage heating pipe is 230 ℃, the temperature of the fourth-stage heating pipe is 245 ℃, the temperature of the fifth-stage heating pipe is 260 ℃, and the temperature of a machine head extrusion part is 265 ℃.
10. The multifunctional photoelectric composite cable manufacturing process of claim 8,
the temperature distribution of the third-gear water tank is as follows: 65 ℃, 40 ℃ and 25 ℃.
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