CN109203359A - Stealthy optical cable production technology - Google Patents
Stealthy optical cable production technology Download PDFInfo
- Publication number
- CN109203359A CN109203359A CN201811156103.1A CN201811156103A CN109203359A CN 109203359 A CN109203359 A CN 109203359A CN 201811156103 A CN201811156103 A CN 201811156103A CN 109203359 A CN109203359 A CN 109203359A
- Authority
- CN
- China
- Prior art keywords
- self
- sizing material
- adhesion
- coating adhesive
- optical cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
- B29C41/30—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length incorporating preformed parts or layers, e.g. moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/02—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore of moulding techniques only
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D123/00—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
- C09D123/02—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D123/04—Homopolymers or copolymers of ethene
- C09D123/08—Copolymers of ethene
- C09D123/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C09D123/0869—Acids or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0075—Light guides, optical cables
Abstract
The invention discloses a kind of stealthy optical cable production technologies, the following steps are included: 1) transparent tight sleeve layer injection step: 2) the first compounding procedure of sizing material: ethylene-ethyl acrylate copolymer, synthetic wax or petroleum derived wax, antioxidant being mixed, it puts into mixer and is kneaded, is cooling, obtain primary sizing material；3) the secondary compounding procedure of sizing material: the primary sizing material cooled down and tackifier, other auxiliary agents are mixed, and are put into mixer and are kneaded, are cooling, obtain advanced sizing material；4) mixing of self-adhesion coating adhesive and extrusion operation: the advanced sizing material and auxiliary materials and mixing that will be obtained are added in extruder, are kneaded, squeeze out, are granulated；5) it coats self-adhesion coat process: resulting graininess self-adhesion coating adhesive is put into coating equipment, transparent tight sleeve layer outer surface is coated in after melting and forms self-adhesion coat.The present invention improves production technology and simultaneously uses new coating equipment, solves that the existing stealthy optical cable open hour are short, coating adhesive is difficult to convey or spray the insufficient defect of covering surface.
Description
The application be on 06 30th, 2016 the applying date, it is entitled " stealthy application No. is 201610525685.0
The divisional application of optical cable production technology ".
Technical field
The present invention relates to optical cable production field, in particular to a kind of stealthy optical cable production technology and coating.
Background technique
Current each manufacturer have developed can stealthy laying optical cable, fully transparent, total outer diameter is only Ф 0.9mm
Or smaller (Ф 0.5mm), properties of product comply fully with requirement of registering one's residence.This optical cable is not necessarily to cable installation in pipe, not only beautiful, additionally it is possible to
It is quickly and easily mounted on square staff, door and window, ornamental strip periphery, minimally bothers resident.Stealth at this stage is registered one's residence base
This is by the way of a kind of included adhesion coating: the stealthy additional self-adhesion coating adhesive of optical cable, directly using heating self-adhesion coating adhesive when construction
Stealthy optical cable is bonded on wall, advantage is easy for construction.But the self-adhesion coating adhesive open hour are short on existing market, self-adhesion
Coating adhesive solidification is too fast, and coating setting has many defects, leads to the low of actual production efficiency.
Because the coating of stealthy cable surface need to realize that coat needs total cross-section and company at solid-state, coat again from solid-state to liquid
It is continuous.Current existing similar coating equipment: a. generally realizes liquid at solid using such as optical fiber coloring machine with upper/lower die
Coating procedure, but this work technique has that coat can not be heated into liquid and conveyed by two: 1.；2. cannot achieve to production
The cooling of product (general water is cooling)；B. another hot melt gluing equipment as in cable jacket, it be able to achieve solid-state to liquid again at
The coating procedure of solid-state coating, but its point spray for being only able to achieve coat or water flow shape are applied and are carried out, and cannot achieve total cross-section and continuous
Coating.
Summary of the invention
The present invention provides a kind of stealthy optical cable production technology, so that stealthy optical cable is opened in existing stealth optical cable production process
It is insufficient and fail quantity-produced defect and be addressed to put that the time is short, coating adhesive is difficult to convey or spray covering surface.
To solve the above problems, the invention discloses a kind of stealthy optical cable production technologies, comprising the following steps:
4) transparent tight sleeve layer injection step: being molded covering transparent insulation material in fiber outer surface and form transparent tight sleeve layer,
And it is cooling；
5) the first compounding procedure of sizing material: by ethylene-ethyl acrylate copolymer, synthetic wax or petroleum derived wax, antioxidant
It mixes, puts into mixer after being kneaded under conditions of 170 DEG C -190 DEG C, take out cooling, obtain primary sizing material；
6) the secondary compounding procedure of sizing material: the primary sizing material cooled down and tackifier, other auxiliary agents are mixed,
It puts into mixer after being kneaded under conditions of 180 DEG C -190 DEG C, takes out cooling, obtain advanced sizing material；
7) mixing of self-adhesion coating adhesive and extrusion operation: the advanced sizing material and auxiliary materials and mixing that will be obtained are added in extruder,
It is kneaded, squeezes out, is granulated under conditions of 175 DEG C -185 DEG C, cooling obtains graininess self-adhesion coating adhesive；
8) it coats self-adhesion coat process: resulting graininess self-adhesion coating adhesive is put into coating equipment,
It is coated in transparent tight sleeve layer outer surface after melting and forms self-adhesion coat.
The present invention improves stealthy production process, using novel coating equipment, so that the stealthy optical cable open hour short lack
It falls into and is addressed, avoid and realize that liquid is applied at solid coating procedure bring with upper/lower die using such as optical fiber coloring machine
It covers glue and is difficult to the defect for conveying and cooling down；It equally avoids and sprays covering surface using the hot melt adhesive equipment bring in cable jacket
It is insufficient and fail quantity-produced defect；Realize stealthy optical cable total cross-section spraying and continuous production.
Optionally, in the material of the self-adhesion coating adhesive ethylene-ethyl acrylate copolymer weight percent 40%~
45%, the weight percent 11%~15% of tackifier, the weight percent 2%-5% of antioxidant, synthetic wax or petroleum spread out
The weight percent of raw wax is 25%~30%, and rest part is other auxiliary agents.The formula is set and improves self-adhesion coating adhesive
Open hour extend the time of the condensation of self-adhesion coating adhesive, reduce the difficulty of processing of process.
The invention also discloses a kind of coating equipments for above-mentioned stealthy optical cable production technology, comprising: heating compartment is used
In the graininess self-adhesion coating adhesive of investment is melt into liquid；Glue guiding element is covered, liquid is coated in outside the transparent tight sleeve layer of optical fiber
Surface；Insulating tube, one end connect heating compartment, and glue guiding element is covered in other end connection；Driving device, for driving heater box intracorporal
Liquid is input to by insulating tube covers glue guiding element.
Optionally, heating equipment is installed additional on the insulating tube.According to actual production process, heating is taken to set on insulating tube
It is standby, it effectively prevent self-adhesion coating adhesive liquid to cool down in insulating tube too fast, it is easy to produce convenient for increasing the length of insulating tube, more
Be conducive to by the control of the temperature of self-adhesion coating adhesive liquid 120 DEG C-~130 DEG C, be convenient for steady production.
Optionally, the driving device includes gear pump and motor, and the motor and gear pump transmission cooperate.
Optionally, the heating compartment includes liquid storage chamber, transmission conduit and collector tube, and the liquid storage chamber is for accommodating particle
Shape self-adhesion coating adhesive or self-adhesion coating adhesive liquid, the transmission tube at one end connect liquid storage chamber, and the transmission conduit other end connects
Collector tube one end is connect, filter is housed on the collector tube, the insulating tube is connected to the collector tube of the rear side positioned at filter
On.Liquid storage chamber, transmission conduit, collector tube and filter are set, and structure is simple, and the particles plug not melted can be effectively prevent to keep the temperature
Pipe is convenient for the transport flow of fluid.
Optionally, safe pressure valve is installed, the safe pressure valve is located at filter front on the collector tube.Setting
In the case that safe pressure valve guarantees to block in insulating tube or flow reduces, liquid collecting overpressure is excessive, the liquid avoided result in
Recharge or the security risk for going out other ports.
Optionally, pressure-control valve is installed, the pressure-control valve is located at filter rear end on the collector tube.Setting
Pressure-control valve adjusts uninterrupted, corresponding with using safe pressure valve, is easy to implement operation of the monitoring pressure to system
Situation is analyzed, is managed, features simple structure.
Optionally, the glue guiding element that covers includes: pedestal, leads cable needle tubing, crosses plastic pin pipe and feed pipe, and the pedestal setting exists
It leads cable needle tubing periphery and forms diversion cavity there are gap between cable needle tubing with leading, it is described to cross the setting of plastic pin pipe and go out liquid leading cable needle tubing
One end, it is described cross plastic pin pipe in have sap cavity, it is described go out sap cavity be connected with diversion cavity, the feed pipe and diversion cavity phase
Connection.The structure is arranged covers glue guiding element, and coating effect reaches total cross-section, and production does not stop continuously, is less prone to blocking
Situation.
Optionally, the syringe needle for crossing plastic pin pipe is coniform.Coniform syringe needle is convenient for collected from viscous coating adhesive, so that
It coats more uniform.
Optionally, the plastic pin pipe excessively is consistent with the axis for leading cable needle tubing.Axis is consistent to be crossed plastic pin pipe and leads cable needle tubing,
The transmission of optical fiber is more smooth.
Compared with prior art, the technical program has the advantage that
The present invention improves stealthy production process, using novel coating equipment, so that the stealthy optical cable open hour short lack
It falls into and is addressed, avoid and realize that liquid is applied at solid coating procedure bring with upper/lower die using such as optical fiber coloring machine
It covers glue and is difficult to the defect for conveying and cooling down；It equally avoids and sprays covering surface using the hot melt adhesive equipment bring in cable jacket
It is insufficient and fail quantity-produced defect；Realize stealthy optical cable total cross-section spraying and continuous production.
In addition, the open hour that the formula improves self-adhesion coating adhesive are arranged, extend the condensation of self-adhesion coating adhesive when
Between, reduce the difficulty of processing of process.
Detailed description of the invention
Fig. 1 is stealthy optical cable process flow chart of the invention；
Fig. 2 is the coating apparatus structure schematic diagram of stealthy optical cable embodiment three of the invention；
Fig. 3 is that the glue guiding element that covers of stealthy optical cable embodiment three of the invention regards structural schematic diagram.
1, driving device, 2, heating compartment, 3, insulating tube, 4, cover glue guiding element, 11, gear pump, 12, motor, 21, liquid storage
Chamber, 22, heat transfer tube, 23, collector tube, 24, filter, 41, pedestal, 42, lead cable needle tubing, 43, cross plastic pin pipe, 44, feed pipe,
45, electronic valve 61, safe pressure valve, 62, pressure-control valve, 63, burnt material mouth, 83, go out sap cavity, 84, diversion cavity, 160, syringe needle.
Specific embodiment
With reference to the accompanying drawing, by specific embodiment, clear, complete description is carried out to technical solution of the present invention.
Signified auxiliary agent can be directly commercially available on the market in the present invention common modified additive (including it is anti-oxidant
Agent, tackifier, fire retardant etc.), structure belongs to the common knowledge of this field.
Embodiment one:
The invention discloses a kind of stealthy optical cable production technologies (see attached drawing 1), comprising the following steps:
1) transparent tight sleeve layer injection step: being molded covering transparent insulation material in fiber outer surface and form transparent tight sleeve layer,
And it is cooling；
2) the first compounding procedure of sizing material: by ethylene-ethyl acrylate copolymer, synthetic wax or petroleum derived wax, antioxidant
It mixes, puts into mixer after being kneaded under conditions of 170 DEG C, take out cooling, obtain primary sizing material；
3) the secondary compounding procedure of sizing material: the primary sizing material cooled down and tackifier, other auxiliary agents are mixed, mixer is put into
In under conditions of 180 DEG C be kneaded after, take out cooling, obtain advanced sizing material；
4) mixing of self-adhesion coating adhesive and extrusion operation: the advanced sizing material and auxiliary materials and mixing that will be obtained are added in extruder,
It is kneaded, squeezes out, is granulated under conditions of 175 DEG C, cooling obtains graininess self-adhesion coating adhesive；
5) it coats self-adhesion coat process: resulting graininess self-adhesion coating adhesive being put into coating equipment, is applied after melting
It overlays on transparent tight sleeve layer outer surface and forms self-adhesion coat.
The present invention improves stealthy production process, using novel coating equipment, so that the stealthy optical cable open hour short lack
It falls into and is addressed, avoid and realize that liquid is applied at solid coating procedure bring with upper/lower die using such as optical fiber coloring machine
It covers glue and is difficult to the defect for conveying and cooling down；It equally avoids and sprays covering surface using the hot melt adhesive equipment bring in cable jacket
It is insufficient and fail quantity-produced defect；Realize stealthy optical cable total cross-section spraying and continuous production.Auxiliary material in the present embodiment is
Phenolic aldehyde gum resin or amorphous polypropylene.Extruder in the present embodiment is double screw extruder.
The weight percent 40% of ethylene-ethyl acrylate copolymer in the material of the self-adhesion coating adhesive, tackifier
The weight percent of weight percent 11%, the weight percent 2% of antioxidant, synthetic wax or petroleum derived wax is 25%,
Rest part is other auxiliary agents.The open hour that the formula improves self-adhesion coating adhesive are set, the solidifying of self-adhesion coating adhesive is extended
The time of knot reduces the difficulty of processing of process.
Embodiment two:
The invention also discloses a kind of stealthy optical cable production technologies, comprising the following steps:
1) transparent tight sleeve layer injection step: being molded covering transparent insulation material in fiber outer surface and form transparent tight sleeve layer,
And it is cooling；
2) the first compounding procedure of sizing material: by ethylene-ethyl acrylate copolymer, synthetic wax or petroleum derived wax, antioxidant
It mixes, puts into mixer after being kneaded under conditions of 190 DEG C, take out cooling, obtain primary sizing material；
3) the secondary compounding procedure of sizing material: the primary sizing material cooled down and tackifier, other auxiliary agents are mixed, mixer is put into
In under conditions of 190 DEG C be kneaded after, take out cooling, obtain advanced sizing material；
4) mixing of self-adhesion coating adhesive and extrusion operation: the advanced sizing material and auxiliary materials and mixing that will be obtained are added in extruder,
It is kneaded, squeezes out, is granulated under conditions of 185 DEG C, cooling obtains graininess self-adhesion coating adhesive；
5) it coats self-adhesion coat process: resulting graininess self-adhesion coating adhesive being put into coating equipment, is applied after melting
It overlays on transparent tight sleeve layer outer surface and forms self-adhesion coat.
The weight percent 45% of ethylene-ethyl acrylate copolymer in the material of the self-adhesion coating adhesive, tackifier
The weight percent of weight percent 15%, the weight percent 5% of antioxidant, synthetic wax or petroleum derived wax is 30%,
Rest part is other auxiliary agents.
Embodiment three: the invention also discloses a kind of coating equipments for above-mentioned stealthy optical cable production technology (see attached drawing
2,3), comprising: heating compartment 2, for the graininess self-adhesion coating adhesive of investment to be melt into liquid；Glue guiding element 4 is covered, liquid is applied
Overlay on the transparent tight sleeve layer outer surface of optical fiber；Insulating tube 3, one end connect heating compartment 2, and glue guiding element 4 is covered in other end connection；Driving
Device 1 covers glue guiding element 4 for driving the liquid in heating compartment 2 to be input to by insulating tube 3.Take the coating equipment and knot
It closes and states coating processes and products characteristics, the continuous painting for realizing any segment length's stealth cable surface is carried out and disk fills, is in bulk.This reality
It applies in example, graininess self-adhesion coating adhesive, which is heated to 170 DEG C, by heating compartment 2 ensures that self-adhesion coating is peptized.
Heating equipment is installed additional on the insulating tube 3.According to actual production process, heating equipment is taken on insulating tube 3, is had
It is too fast that effect prevents self-adhesion coating adhesive liquid from cooling down in insulating tube 3, easy to produce convenient for increasing the length of insulating tube 3, more favorably
It controls in by the temperature of self-adhesion coating adhesive liquid at 120 DEG C~130 DEG C, is convenient for steady production.Heating equipment is heated using carbon pipe
Silk or cladding steam pipework heating.
The driving device 1 includes gear pump 11 and motor 12, and the motor 12 cooperates with the transmission of gear pump 11.
The heating compartment 2 includes liquid storage chamber 21, transmission conduit 22 and collector tube 23, and the liquid storage chamber 21 is for receiving
Granular self-adhesion coating adhesive or self-adhesion coating adhesive liquid, described 22 one end of transmission conduit connect liquid storage chamber 21, the transmission conduit 22
The other end connects 23 one end of collector tube, filter 24 is housed on the collector tube 23, the insulating tube 3 is connected to positioned at filter
On the collector tube 23 of 24 rear side.Liquid storage chamber 21, transmission conduit 22, collector tube 23 and filter 24 are set, and structure is simple, can have
Effect prevents the particles plug insulating tube 3 not melted convenient for the transport flow of fluid.It is driven conduit 22 in the present embodiment and passes through gear
11 connection liquid storage chamber 21. of pump
Safe pressure valve 61 is installed, the safe pressure valve 61 is located at 24 front end of filter on the collector tube 23.If
It sets that safe pressure valve 61 guarantees to block in insulating tube or in the case that flow reduces, pressure is excessive in collector tube 23, avoids result in
Liquid return filling or go out the security risks of other ports.The front end of filter 24 is referred to according to self-adhesion coating adhesive in the present invention
The flow direction of liquid flows into the part of the collector tube 23 before filter 24, and the rear end of filter 24 refers to coating according to self-adhesion
The flow direction of glue body, the part of the collector tube 23 after outflow filter 24.
Pressure-control valve 62 is installed, the pressure-control valve 62 is located at 24 rear end of filter on the collector tube 23.This
In embodiment, described 62 one end of pressure-control valve connects collector tube 23, and the other end connects liquid storage chamber 21.Pressure-control valve 62 is set
Uninterrupted is adjusted, it is corresponding with using safe pressure valve 61, it is easy to implement monitoring pressure and the operating condition of system is carried out
Analysis, control, features simple structure.23 side of collector tube in the present embodiment in 24 rear end of filter is connected with burnt material mouth 63, for a long time
Burnt material or impurity etc. can be generated when production, causes stress or exception occurs in flow, are opened burnt material mouth 63 and are coated abnormal self-adhesion
Glue is discharged outside cabinet.
The glue guiding element 4 that covers includes pedestal 41, leads cable needle tubing 42, crosses plastic pin pipe 43 and feed pipe 44, the pedestal 41 and set
Set lead 42 periphery of cable needle tubing and with lead between cable needle tubing 42 there are gap formed diversion cavity 84, it is described cross plastic pin pipe 43 setting exists
Lead cable needle tubing 42 go out liquid one end, it is described cross plastic pin pipe 43 in have sap cavity 83, it is described go out sap cavity 83 be connected with diversion cavity 84
Logical, the feed pipe 44 is connected with diversion cavity 84.The structure is arranged covers glue guiding element 4, and coating effect reaches total cross-section, raw
Not the case where production does not continuously stop, is less prone to blocking.Optical fiber coated with transparent tight sleeve layer passes through and leads cable needle tubing 42 and entered glue
Needle tubing 43；And self-adhesion coating adhesive liquid connects 84 coated fiber of diversion cavity by feed pipe 44.
The syringe needle 160 for crossing plastic pin pipe 43 is coniform.Coniform syringe needle 160 coats glue convenient for gathering self-adhesion
Body, so that coating is more uniform.The plastic pin pipe 43 excessively is consistent with the axis for leading cable needle tubing 42.Axis it is consistent cross plastic pin pipe 43 with
Cable needle tubing 42 is led, the transmission of optical fiber is more smooth.Mistake plastic pin pipe 43, which is inserted in, in the present embodiment leads in cable needle tubing 42.The structure is set
Glue guiding element 4 is covered, coating effect reaches total cross-section, produces the case where continuously not stopping, be less prone to blocking.
Plastic emitting electronic valve 45 is housed in 44 front end of feed pipe in the present embodiment, insulating tube 3 is with self-heating by self-adhesion coating adhesive
120 DEG C of temperature control-~130 DEG C, it can be ensured that the mobility of plastic emitting electronic valve 45, controlled by adjusting plastic emitting electronic valve 45
System entered 43 self-adhesion of plastic pin pipe coating flow adhesive.
When the present embodiment is implemented, covering transparent insulation material is molded in fiber outer surface and forms transparent tight sleeve layer, and is cooling.
Ethylene-ethyl acrylate copolymer, synthetic wax or petroleum derived wax, antioxidant are mixed, put into mixer at 170 DEG C -190
After being kneaded under conditions of DEG C, cooling is taken out, primary sizing material is obtained.The primary sizing material cooled down and tackifier, other auxiliary agents are mixed
It is even, it puts into mixer after being kneaded under conditions of 180 DEG C -190 DEG C, takes out cooling, obtain advanced sizing material.It is advanced by what is obtained
Sizing material and auxiliary materials and mixing are added in extruder, are kneaded, squeeze out, are granulated under conditions of 175 DEG C -185 DEG C, cooling obtains particle
Shape self-adhesion coating adhesive.Resulting graininess self-adhesion coating adhesive is put into coating equipment, is coated in outside transparent tight sleeve layer after melting
Surface forms self-adhesion coat.
Although the invention has been described by way of example and in terms of the preferred embodiments, but it is not for limiting the present invention, any this field
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 solution makes possible variation and modification, therefore, anything that does not depart from the technical scheme of the invention, and according to the present invention
Technical spirit any simple modifications, equivalents, and modifications to the above embodiments, belong to technical solution of the present invention
Protection scope.
Claims (1)
1. a kind of stealth optical cable production technology, which comprises the following steps:
1) transparent tight sleeve layer injection step: covering transparent insulation material is molded in fiber outer surface and forms transparent tight sleeve layer, and is cold
But；
2) processing obtains graininess self-adhesion coating adhesive, ethylene-ethyl acrylate copolymer in the material of the self-adhesion coating adhesive
Weight percent 40%~45%, the weight percent 11%~15% of tackifier, the weight percent 2%- of antioxidant
5%, the weight percent of synthetic wax or petroleum derived wax is 25%~30%, and rest part is other auxiliary agents；
3) it coats self-adhesion coat process: resulting graininess self-adhesion coating adhesive being put into coating equipment, is coated in after melting
Transparent tight sleeve layer outer surface forms self-adhesion coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156103.1A CN109203359A (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156103.1A CN109203359A (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
| CN201610525685.0A CN106182575B (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610525685.0A Division CN106182575B (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109203359A true CN109203359A (en) | 2019-01-15 |
Family
ID=57465277
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811156103.1A Pending CN109203359A (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
| CN201610525685.0A Active CN106182575B (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
| CN201811157673.2A Pending CN109435141A (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
| CN201811156733.9A Pending CN109159358A (en) | 2016-06-30 | 2016-06-30 | Coating equipment for stealthy optical cable production technology |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610525685.0A Active CN106182575B (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
| CN201811157673.2A Pending CN109435141A (en) | 2016-06-30 | 2016-06-30 | Stealthy optical cable production technology |
| CN201811156733.9A Pending CN109159358A (en) | 2016-06-30 | 2016-06-30 | Coating equipment for stealthy optical cable production technology |
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| CN110911033B (en) * | 2019-11-21 | 2021-02-26 | 杭州富通通信技术股份有限公司 | Production process of photoelectric hybrid cable |
| CN115321840B (en) * | 2022-09-01 | 2023-11-28 | 长飞光纤光缆股份有限公司 | Hot melt adhesive coating system for optical fiber |
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- 2016-06-30 CN CN201811156103.1A patent/CN109203359A/en active Pending
- 2016-06-30 CN CN201610525685.0A patent/CN106182575B/en active Active
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- 2016-06-30 CN CN201811156733.9A patent/CN109159358A/en active Pending
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| CN2550787Y (en) * | 2002-06-24 | 2003-05-14 | 张自国 | Deviation adjustable tight sleeve optic fibre optic cable shieth mould |
| CN104059568A (en) * | 2013-03-20 | 2014-09-24 | 长春中科应化特种材料有限公司 | Hot melt adhesive capable of evacuating electric stress and production method thereof |
| CN204666908U (en) * | 2015-06-08 | 2015-09-23 | 通鼎互联信息股份有限公司 | A kind of stealthy optical cable |
| CN204790108U (en) * | 2015-06-30 | 2015-11-18 | 四川汇源光通信有限公司 | Indoor stealthy optical cable |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106182575B (en) | 2018-11-30 |
| CN109159358A (en) | 2019-01-08 |
| CN106182575A (en) | 2016-12-07 |
| CN109435141A (en) | 2019-03-08 |
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