CN110211727A - Automobile trunk opens cable and its manufacturing method - Google Patents
Automobile trunk opens cable and its manufacturing method Download PDFInfo
- Publication number
- CN110211727A CN110211727A CN201810681668.5A CN201810681668A CN110211727A CN 110211727 A CN110211727 A CN 110211727A CN 201810681668 A CN201810681668 A CN 201810681668A CN 110211727 A CN110211727 A CN 110211727A
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- Prior art keywords
- host
- stranded conductor
- cable
- automobile trunk
- insulated wire
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000004020 conductor Substances 0.000 claims abstract description 51
- 239000000463 material Substances 0.000 claims description 58
- 238000001816 cooling Methods 0.000 claims description 24
- 229920001971 elastomer Polymers 0.000 claims description 24
- 239000000806 elastomer Substances 0.000 claims description 24
- 238000001125 extrusion Methods 0.000 claims description 12
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 239000013536 elastomeric material Substances 0.000 claims description 7
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 229920006311 Urethane elastomer Polymers 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims 2
- 238000005452 bending Methods 0.000 abstract description 7
- 238000009776 industrial production Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 5
- 230000002929 anti-fatigue Effects 0.000 description 4
- 239000004800 polyvinyl chloride Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- -1 ammonia Ester Chemical class 0.000 description 1
- SYWDWCWQXBUCOP-UHFFFAOYSA-N benzene;ethene Chemical group C=C.C1=CC=CC=C1 SYWDWCWQXBUCOP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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
- H01B13/0016—Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
-
- 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
- H01B13/02—Stranding-up
-
- 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
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
- H01B13/145—Pretreatment or after-treatment
-
- 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
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
- H01B13/148—Selection of the insulating material therefor
-
- 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
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
-
- 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
- H01B7/0009—Details relating to the conductive cores
-
- 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
- H01B7/0045—Cable-harnesses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0275—Disposition of insulation comprising one or more extruded layers of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
- H01B7/041—Flexible cables, conductors, or cords, e.g. trailing cables attached to mobile objects, e.g. portable tools, elevators, mining equipment, hoisting 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
- H01B7/17—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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/187—Sheaths comprising extruded non-metallic layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of automobile trunks to open cable and its manufacturing method.It includes the following steps: that stranded conductor is 1. preheated to 120~130 DEG C, TPE-S is extruded on stranded conductor after preheat；TPE-S forms insulating layer on the outer surface of stranded conductor, obtains insulated wire cores；The structure of stranded conductor are as follows: monofilament radical 64,0.098~0.105mm of filament diameter；2. extruding TPU in the insulated wire cores of two twisted settings, TPU forms a sheath on the outer surface of insulated wire cores to get cable；The shore hardness of TPU at room temperature is 85~95A.The manufacturing method of the present invention can be implemented using existing equipment, suitable for large-scale industrial production, cable fully meets the requirement of ISO14572-2011 standard, and has good bending resistance and fatigue resistance, it is flexible good, particularly suitable for the wiring and use in automobile trunk.
Description
Technical field
The present invention relates to electric wire for automobile field of cables more particularly to a kind of automobile trunk to open cable and its manufacturer
Method.
Background technique
Currently, automobile trunk opens cable, have the following problems: (1) by single 1mm2Cable composition；(2) make
With in the process, wire rod is partially hard, and anti-fatigue ability is very low；(3) the antifatigue difference of PVC used by insulating materials, the resist bending of cable
Performance it is bad；(4) conductor structure is 19/0.26, and monofilament outer diameter is thick, and more stiff, fatigue resistance is low；Electric wire is in closing course
In, it is easy broken string, back chamber door is caused intelligently to close failure；As consumer requires higher and higher, client to automotive safety
To the bending resistance of cable, anti-fatigue performance, process rounding property requirement also increasingly improve, and existing cable for car then by
Acid test is arrived.
Therefore, it for current cable for car there are the status of the above problem, needs to develop a kind of with better bending resistance
Qu Xingneng, better fatigue resistance, more rounding and more soft cable, thus guarantee harness following process convenience and
The life security of user.
Summary of the invention
Technical problem solved by the invention is that overcoming existing automobile trunk opens cable bending resistance, resists
The defects of fatigue behaviour is bad, easy fracture provides a kind of automobile trunk and opens cable and its manufacturing method.Manufacture of the invention
Method can be implemented using existing equipment, be suitable for large-scale industrial production, and obtained automobile trunk opens cable
The requirement of ISO 14572-2011 standard is fully met, and there is good bending resistance and fatigue resistance, it is flexible good,
Particularly suitable for the wiring and use in automobile trunk.
The present invention solves above-mentioned technical problem by the following technical programs.
The present invention provides the manufacturing methods that a kind of automobile trunk opens cable comprising following step:
(1) stranded conductor is preheated to 120~130 DEG C, using extruder and drawing and pressing type mold, by styrenic elastomer
(TPE-S) material extrudes on stranded conductor after preheat, obtains extrudate A；It is cooling that the extrudate A is passed sequentially through one first
Area and one second cooling zone, styrenic elastomer (TPE-S) material form insulation on the outer surface of the stranded conductor
Layer, obtains insulated wire cores；
Wherein, the structure of the stranded conductor are as follows: monofilament radical 64, benzene second described in 0.098~0.105mm of filament diameter
The shore hardness of alkene elastomer (TPE-S) material at room temperature is 50~55D, styrenic elastomer (TPE-S) material
Heat resisting temperature is -40~125 DEG C；Temperature setting in extruder are as follows: 160~165 DEG C of 1st area of host, 2 area 180~185 of host
DEG C, 180~185 DEG C, 180~190 DEG C of host flange, 180~190 DEG C of host head of 3rd area of host；From 1 Qu Zhizhu of host
The temperature of machine head is incremented by successively or fair；The temperature of first cooling zone is 50~70 DEG C, the temperature of second cooling zone
Degree is room temperature；
(2) extruder and half extrusion die are used, extrudes polyurethane bullet in the insulated wire cores of two twisted settings
Property body (TPU) material, obtains extrudate B；The extrudate B is passed sequentially through into a third cooling zone and one the 4th cooling zone, it is described
Urethane elastomer (TPU) material forms a sheath on the outer surface of the insulated wire cores and opens to get the automobile trunk
Cable；
Wherein, the shore hardness of polyurethane elastomer (TPU) material at room temperature is 85~95A, the polyurethane
The heat resisting temperature of elastomer (TPU) material is -40~120 DEG C；Temperature setting in extruder are as follows: one area 150~155 of host
DEG C, 165~175 DEG C of 2nd area of host, 180~185 DEG C of 3rd area of host, 180~185 DEG C of host flange, host head 180~185
℃；Temperature from host one area to the host head is incremented by successively or fair；The temperature of the third cooling zone is 50~70
DEG C, the temperature of the 4th cooling zone is room temperature.
In step (1), the material of the stranded conductor can be material commonly used in the art, generally aluminium, silver or copper,
Preferably copper, the more preferably copper for purity 99.99% or more.In the present invention, the structure of the stranded conductor are as follows: monofilament root
Number 64,0.089~0.105mm of filament diameter, i.e. (64)/(0.098~0.105), such as 0.098mm or 0.100mm；It is described
The structure of stranded conductor is preferably: monofilament radical is 64, filament diameter 0.098mm, i.e., 64/0.098, at this point, the strand
The sectional area for closing conductor is 0.50mm2。
In step (1), styrenic elastomer (TPE-S) material can be the material of this field routine, as long as before meeting
State condition.GB/T 8815-2008 is measured shore hardness according to national standards, and heat resisting temperature is according to ISO 6722-1-
2011 are measured.Styrenic elastomer (TPE-S) material is preferably 909 55D of TO CA of CTS.
In step (1), the method extruded and other conditions can be the method and condition of this field routine.Described squeezes
Machine can be extrusion equipment commonly used in the art, generally 65 type extruder of Φ out.During described extrude, speed is squeezed out
Degree is preferably 600-800m/min.According to common sense in the field, the trombone slide mold includes mold core and die sleeve, the mold core
Angle is preferably 55~60 °, and the angle of the die sleeve is preferably 58~62 °, during described extrude, the die sleeve
Angle of getting along between the mold core is preferably 0 °.
In step (1), the thickness of the insulating layer can be the thickness of insulating layer of this field routine, preferably 0.22~
0.28mm.The outer diameter of the insulated wire cores is preferably 1.40~1.60mm, is more preferably 1.5~1.6mm.
In step (2), the insulated wire cores of the twisted setting can be obtained by conventional method in that art, generally be thoroughly done away with two
Edge core is twisted by moving back in a manner of knob unwrapping wire.Twisting pitch can be conventional for this field, preferably 25mm ± 5mm.Twisted wire speed
Degree can be conventional for this field, preferably 1~2km/h.
In step (2), polyurethane elastomer (TPU) material can be the material of this field routine, as long as meeting aforementioned
Condition.GB/T 8815-2008 is measured shore hardness according to national standards, and heat resisting temperature is according to ISO 6722-1-
2011, which are measured the polyurethane elastomer (TPU) material, is preferably Hensel A92 4851 advanced in years.
In step (2), the method extruded and other conditions can be the method and condition of this field routine.Described squeezes
Machine can be extrusion equipment commonly used in the art, generally 45 type extruder of Φ out.During described extrude, speed is squeezed out
Degree is preferably 200~300m/min, is more preferably 250m/min.
In step (2), the thickness of the sheath can be the thickness of this field routine, preferably 0.60~0.80mm.Institute
The maximum outside diameter for stating automobile trunk unlatching cable is preferably 5.2mm.The outer diameter that the automobile trunk opens cable is preferable
Ground is 4.8~5.2mm.
In the present invention, the room temperature is the ambient temperature on the conventional meaning of this field, generally (23 ± 5 DEG C).
The present invention also provides a kind of automobile trunks as obtained by above-mentioned manufacturing method to open cable.
The present invention also provides a kind of automobile trunks to open cable comprising the insulated wire cores of two twisted settings, one
Sheath is coated on the outer surface of those insulated wire cores；Wherein, the insulated wire cores by a stranded conductor and are coated on described
One insulating layer of stranded conductor outer surface is constituted, the structure of the stranded conductor are as follows: and monofilament radical 64, filament diameter 0.098
~0.105mm；The material of the insulating layer is styrenic elastomer material, the Shao of the styrenic elastomer material at room temperature
Family name's hardness is 50~55D, and the heat resisting temperature of the styrenic elastomer material is -40~125 DEG C；The material of the sheath is ammonia
Ester elastomer material, the shore hardness of the urethane elastomeric material at room temperature are 85~95A, the urethane elastomeric material
Heat resisting temperature be -40~120 DEG C.
Wherein, the material of the stranded conductor can be material commonly used in the art, generally aluminium, silver or copper, preferably
Ground is copper, more preferably the copper for purity 99.99% or more.In the present invention, the structure of the stranded conductor are as follows: monofilament radical 64
Root, 0.089~0.105mm of filament diameter, i.e. (64)/(0.098~0.105)；The structure of the stranded conductor is preferably: single
Silk radical is 64, filament diameter 0.098mm, i.e., 64/0.098, at this point, the sectional area of the stranded conductor is 0.50mm2。
Wherein, the thickness of the insulating layer can be the thickness of insulating layer of this field routine, preferably 0.22~0.28mm.
The outer diameter of the insulated wire cores is preferably 1.40~1.60mm.
Wherein, the thickness of the sheath can be the jacket thickness of this field routine, preferably 0.60~0.80mm.It is described
The maximum outside diameter that automobile trunk opens cable is preferably 5.2mm.The automobile trunk opens the outer diameter of cable preferably
For 4.8~5.2mm.
In the present invention, the automobile trunk is opened cable and can be produced according to the manufacturing process of this field routine
Manufacture, as long as obtained automobile trunk opens cable and meets above-mentioned each technical characteristic.Preferably, after using automobile above-mentioned
Standby case open the manufacturing method of cable to get.
In the present invention, it is round cable that the automobile trunk, which opens cable,.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get each preferable reality of the present invention
Example.
Material therefor of the present invention is commercially available.
The positive effect of the present invention is that:
Unlatching cable of the invention uses specific styrenic elastomer material as insulating layer, using specific polyurethane
Elastomeric material is matched as sheath, while with other feature, overcome completely first with open cable bending resistance it is bad,
Fatigue resistance is poor, is easily broken off etc. it is bad the problems such as.Unlatching cable of the invention is particularly suitable for being laid in through normally open, closure
, in the environment of cable high fatigue resistance and the automobile trunk high to electric wire softness requirements, and also meet automobile
Standard requirements.Unlatching cable of the invention has passed through the verification experimental verification of international standard ISO 14572-2011, has great city
Field application value.
In addition, the manufacturing method of the present invention by strictly set the temperature of conductor pre-heating, the temperature of extrudate cooler environment,
The technical parameters such as each area's temperature of extruder, the angle of extruded velocity and mold core and die sleeve, can large scale preparation there is height
The automobile trunk unlatching cable of anti-fatigue performance, excellent combination property.
Detailed description of the invention
Fig. 1 is that the automobile trunk of embodiment 1 opens the cross-sectional structure schematic diagram of cable.Wherein, 1 is stranded conductor, 2
It is sheath for insulating layer, 3,4 be insulated wire cores, and 5 be the unlatching cable.
Specific embodiment
The present invention is further illustrated below by the mode of embodiment, but does not therefore limit the present invention to the reality
It applies among a range.In the following examples, the experimental methods for specific conditions are not specified, according to conventional methods and conditions, or according to quotient
The selection of product specification.
In following embodiments, the material of used stranded conductor is the annealed copper silk that purity is 99.99%.
Styrenic elastomer (TPE-S) material used is the TO CA909 55D of the production of CTS；Its Shao at room temperature
Family name's hardness is 55D, and heat resisting temperature is -40~125 DEG C.
Polyurethane elastomer material used is the 92A4851 that Hensel steps production；Its shore hardness at room temperature is 85
~95A, heat resisting temperature are -40~120 DEG C.
Wherein, GB/T 8815-2008 is measured shore hardness according to national standards, and heat resisting temperature is according to ISO 6722-
1-2011 is measured.
Embodiment 1
A kind of automobile trunk opens the manufacturing method of cable comprising following step:
(1) prepared by insulated electric conductor: stranded conductor being preheated to 120 DEG C, using 65 type extruder of Φ and extrusion die, by benzene
Ethylene elastomer (TPE-S) material extrudes on stranded conductor after preheat, obtains extrudate A；Extrudate A is passed sequentially through 1
DEG C the first cooling zone and a room temperature the second cooling zone, styrenic elastomer (TPE-S) material is in the outer surface of stranded conductor
Upper formation insulating layer, the minimum thickness of insulating layer are 0.22mm, and the outer diameter of insulated wire cores is 1.50mm, obtains insulated wire cores；Wherein,
The structure of stranded conductor is 64/0.098, i.e., monofilament radical is 64, filament diameter 0.098mm；
Wherein, the temperature setting in 65 extruder of Φ are as follows: 160 DEG C of 1st area of host, 180 DEG C of 2nd area of host, 180 DEG C of 3rd area of host,
180 DEG C of host flange, 180 DEG C of host head；Temperature from host 1st area to host head is incremented by successively or fair；What is extruded
In the process, extruded velocity 600m/min, in the extrusion die of use, the angle of mold core is 55 °, and the angle of die sleeve is 60, mould
Angle of getting along between set and mold core is preferably 0 °；
(2) the twisted preparation of core: both threads core is twisted by 20mm pitch, and unwrapping wire mode is to move back knob mode, and twisting speed is
1km/h；
(3) prepared by jacketed cable: using 45 type extruder of Φ and half extrusion die, is squeezed using 45 type extruder of Φ and half
Mold extrudes polyurethane elastomer (TPU) material in the insulated wire cores of two twisted settings, obtains extrudate；By extrudate according to
4th cooling zone of the secondary third cooling zone and a room temperature for passing through one 70 DEG C, polyurethane elastomer (TPU) material is in insulated wire cores
Outer surface on form a sheath, sheath with a thickness of 0.60mm, outside diameter of cable 4.85mm, maximum outside diameter be 5.2mm to get
Automobile trunk opens cable；
Wherein, the temperature setting in 45 type extruder of Φ are as follows: 150 DEG C of one area of host, 170 DEG C of 2nd area of host, 3rd area of host
180 DEG C, 185 DEG C of host flange, 185 DEG C of host head；Temperature from host one area to host head is incremented by successively or fair；?
During extruding, extruded velocity 200m/min.
The cross-sectional structure schematic diagram that the automobile trunk opens cable is shown in Fig. 1, wherein 1 is stranded conductor, and 2 be insulation
Layer, 3 be sheath, and 4 be insulated wire cores, and 5 be the unlatching cable.The automobile trunk opens cable, is twisted setting including two
Insulated wire cores 4, sheath 3 are coated on the outer surface of those insulated wire cores 4；Wherein, insulated wire cores 4 are by stranded conductor 1 and cladding
Insulating layer 2 in 1 outer surface of stranded conductor is constituted, and the structure of stranded conductor is 64/0.11, i.e., monofilament radical is 64, monofilament
Diameter is 0.098mm；The material of insulating layer 2 is styrenic elastomer material；The material of sheath 3 is urethane elastomeric material.
Embodiment 2
A kind of automobile trunk opens the manufacturing method of cable, and step and condition are other with real in addition to following restrictions
Apply example 1:
In step (1), the preheating temperature of stranded conductor is 130 DEG C, the structure of stranded conductor are as follows: monofilament radical is 64,
Filament diameter is 0.100mm；Temperature setting in 65 type extruder of Φ are as follows: 165 DEG C of 1st area of host, 185 DEG C of 2nd area of host, host 3
185 DEG C of area, 190 DEG C of host flange, 190 DEG C of host head；Temperature from host 1st area to host head is incremented by successively or fair；
During extruding, extruded velocity 800m/min, in the extrusion die of use, the angle of mold core is 60 °, the angle of die sleeve
It is 60 °；The temperature of first cooling zone is 70 DEG C；Insulating layer with a thickness of 0.25mm, the outer diameter of insulated wire cores is 1.60mm；
In step (2), both threads core is twisted by 30mm pitch, and unwrapping wire mode is to move back knob mode, twisting speed 2km/h；
In step (3), using 45 type extruder of Φ and half extrusion die, using 45 type extruder of Φ and half extrusion die,
Polyurethane elastomer (TPU) material is extruded in the insulated wire cores of two twisted settings, obtains extrudate；Extrudate is passed sequentially through
One 70 DEG C of third cooling zone and the 4th cooling zone of a room temperature, appearance of polyurethane elastomer (TPU) material in insulated wire cores
Form a sheath on face, sheath with a thickness of 0.80mm, maximum outside diameter is that 5.2mm to get automobile trunk opens cable；
Wherein, the temperature setting in 45 type extruder of Φ are as follows: 155 DEG C of one area of host, 175 DEG C of 2nd area of host, 3rd area of host
185 DEG C, 185 DEG C of host flange, 185 DEG C of host head；Temperature from host one area to host head is incremented by successively or fair；?
During extruding, extruded velocity 300m/min.
The automobile trunk opens the structure of cable with embodiment 1.
Comparative example 1
The comparative example product is single insulated core, and insulated wire cores have stranded conductor and are coated on stranded conductor outer surface
Insulating layer composition, preparation method are as follows:
Stranded conductor is preheated to 70 DEG C, using 65 type extruder of Φ and extrusion die, polyvinyl chloride (PVC) material is squeezed
On the stranded conductor of packet after preheat, extrudate A is obtained；Extrudate A is passed sequentially through to the first cooling zone and the room temperature of a room temperature
The second cooling zone, polyvinyl chloride (PVC) material forms insulating layer on the outer surface of stranded conductor, insulating layer with a thickness of
The outer diameter of 0.27mm, insulated wire cores are 2.0mm, obtain insulated wire cores；Wherein, the structure of stranded conductor is 19/0.252, i.e. monofilament
Radical is 19, filament diameter 0.252mm；
Wherein, insulating materials is polyvinyl chloride (PVC), and heat resisting temperature is 100 DEG C；Temperature setting in 65 extruder of Φ
Are as follows: 150 DEG C of one area of host, 175 DEG C of 2nd area of host, 180 DEG C, 185 DEG C of host flange, 185 DEG C of host head of 3rd area of host；From master
The temperature of machine 1st area to host head is incremented by successively or fair；During extruding, extruded velocity 1000m/min, use
In extrusion die, the angle of mold core is 60 °, and the angle of die sleeve is 60 °, and the angle of getting along between die sleeve and mold core is preferably
0°。
Effect example
It opens cable to embodiment 1,2 and 1 gained automobile trunk of comparative example to be tested for the property, concrete outcome is shown in Table 1.
Wherein, the product of comparative example 1 is single line core, is tested for the property according to international standard ISO6722-1, the production of Examples 1 to 2
Product contain the insulated wire cores of two twisted settings, are tested for the property according to international standard ISO 14572-2011 standard.
Table 1
The test result of table 1 shows that automobile trunk obtained by the embodiment of the present invention 1,2 opens the resistance to high electricity of cable
It is pressure, oil resistant, wear-resistant, and anti-high and low-temp, and its flexural fatigue resistance can be significantly better than the product of comparative example 1, comply fully with
The requirement of automotive safety tape cable.
Claims (10)
1. the manufacturing method that a kind of automobile trunk opens cable comprising following step:
(1) stranded conductor is preheated to 120~130 DEG C, using extruder and drawing and pressing type mold, styrenic elastomer material is squeezed
On the stranded conductor of packet after preheat, extrudate A is obtained；The extrudate A is passed sequentially through into one first cooling zone and one second cold
But area, the styrenic elastomer material form insulating layer on the outer surface of the stranded conductor, obtain insulated wire cores；
Wherein, the structure of the stranded conductor are as follows: monofilament radical 64, styrene bullet described in 0.098~0.105mm of filament diameter
The shore hardness of elastomer material at room temperature is 50~55D, and the heat resisting temperature of the styrenic elastomer material is -40~125
℃；Temperature setting in extruder are as follows: 160~165 DEG C of 1st area of host, 180~185 DEG C of 2nd area of host, 3 area 180~185 of host
DEG C, 180~190 DEG C of host flange, 180~190 DEG C of host head；It is successively passed from the temperature of 1st area of host to the host head
Increase or maintains an equal level；The temperature of first cooling zone is 50~70 DEG C, and the temperature of second cooling zone is room temperature；
(2) extruder and half extrusion die are used, extrudes polyurethane elastomer in the insulated wire cores of two twisted settings
Material obtains extrudate B；The extrudate B is passed sequentially through into a third cooling zone and one the 4th cooling zone, the urethane elastomer
Material forms a sheath on the outer surface of the insulated wire cores and opens cable to get the automobile trunk；
Wherein, the shore hardness of the polyurethane elastomer material at room temperature is 85~95A, the polyurethane elastomer material
Heat resisting temperature be -40~120 DEG C；Temperature setting in extruder are as follows: 150~155 DEG C of one area of host, two area 165 of host~
175 DEG C, 180~185 DEG C, 180~185 DEG C of host flange, 180~185 DEG C of host head of 3rd area of host；From one area of host
Temperature to host head is incremented by successively or fair；The temperature of the third cooling zone is 50~70 DEG C, the 4th cooling zone
Temperature be room temperature.
2. preparation method as described in claim 1, which is characterized in that in step (1), the material of the stranded conductor is copper,
Preferably copper of the purity 99.99% or more；
In step (1), the structure of the stranded conductor are as follows: monofilament radical is 64, filament diameter 0.098mm；
In step (1), the styrenic elastomer material is the TO CA909 55D of CTS.
3. preparation method as described in claim 1, which is characterized in that in step (1), during described extrude, squeeze out
Speed is 600-800m/min；
In step (1), the trombone slide mold includes mold core and die sleeve, and the angle of the mold core is 55~60 °, the die sleeve
Angle is 58~62 °, and during described extrude, the angle of getting along between the die sleeve and the mold core is preferably 0 °；
In step (1), the insulating layer with a thickness of 0.22~0.28mm；
In step (1), the outer diameter of the insulated wire cores is 1.40~1.60mm, preferably 1.5~1.6mm.
4. preparation method as described in claim 1, which is characterized in that in step (2), the insulated wire cores of the twisted setting are
By two insulated wire cores to move back in a manner of knob unwrapping wire, it is twisted；Twisting pitch is preferably 25mm ± 5mm；Twisted wire speed is preferable
Ground is 1~2km/h；
In step (2), the polyurethane elastomer material is the A92 4851 that Hensel steps；
In step (2), during described extrude, extruded velocity is 200~300m/min, preferably 250m/min；
In step (2), the sheath with a thickness of 0.60~0.80mm；The automobile trunk open the maximum outside diameter of cable compared with
It goodly is 5.2mm；The outer diameter that the automobile trunk opens cable is preferably 4.8~5.2mm.
5. a kind of automobile trunk as made from Claims 1 to 4 described in any item manufacturing methods opens cable.
6. a kind of automobile trunk opens cable, which is characterized in that it includes the insulated wire cores of two twisted settings, a sheath packet
It overlays on the outer surface of those insulated wire cores；Wherein, the insulated wire cores are led by a stranded conductor with described be twisted is coated on
One insulating layer of external surface is constituted, the structure of the stranded conductor are as follows: and monofilament radical 64, filament diameter 0.098~
0.105mm；The material of the insulating layer is styrenic elastomer material, the shore of the styrenic elastomer material at room temperature
Hardness is 50~55D, and the heat resisting temperature of the styrenic elastomer material is -40~125 DEG C；The material of the sheath is urethane
Elastomeric material, the shore hardness of the urethane elastomeric material at room temperature are 85~95A, the urethane elastomeric material
Heat resisting temperature is -40~120 DEG C.
7. automobile trunk as claimed in claim 6 opens cable, which is characterized in that the material of the stranded conductor is copper；
The structure of the stranded conductor are as follows: monofilament radical is 64, filament diameter 0.098mm.
8. automobile trunk as claimed in claim 7 opens cable, which is characterized in that the material of the stranded conductor is purity
In 99.99% or more copper.
9. automobile trunk as claimed in claim 6 opens cable, which is characterized in that the insulating layer with a thickness of 0.22~
0.28mm；
The outer diameter of the insulated wire cores is 1.40~1.60mm.
10. automobile trunk as claimed in claim 6 opens cable, which is characterized in that the sheath with a thickness of 0.60~
0.80mm；
The maximum outside diameter that the automobile trunk opens cable is 5.2mm；
The outer diameter that the automobile trunk opens cable is 4.8~5.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810681668.5A CN110211727A (en) | 2018-06-27 | 2018-06-27 | Automobile trunk opens cable and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810681668.5A CN110211727A (en) | 2018-06-27 | 2018-06-27 | Automobile trunk opens cable and its manufacturing method |
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| Publication Number | Publication Date |
|---|---|
| CN110211727A true CN110211727A (en) | 2019-09-06 |
Family
ID=67779775
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|---|---|---|---|
| CN201810681668.5A Pending CN110211727A (en) | 2018-06-27 | 2018-06-27 | Automobile trunk opens cable and its manufacturing method |
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| JP2015156386A (en) * | 2015-04-21 | 2015-08-27 | 住友電気工業株式会社 | Insulation cable |
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| CN107516552A (en) * | 2017-08-30 | 2017-12-26 | 中天科技装备电缆有限公司 | A kind of wear-resisting resistance to torsion environment-friendly type cable for charging electric automobiles and its preparation technology |
| US20180061525A1 (en) * | 2016-08-24 | 2018-03-01 | Sumitomo Electric Industries, Ltd. | Coated electric wire and multi-core cable for vehicles |
| CN208351963U (en) * | 2018-06-27 | 2019-01-08 | 上海福尔欣线缆有限公司 | A kind of automobile trunk unlatching cable |
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2018
- 2018-06-27 CN CN201810681668.5A patent/CN110211727A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102110494A (en) * | 2011-03-22 | 2011-06-29 | 山东华凌电缆有限公司 | Cable for charging electric automobile |
| CN103050186A (en) * | 2012-08-31 | 2013-04-17 | 上海福尔欣线缆有限公司 | Automotive cable of anti-locked braking system and manufacturing method thereof |
| CN104900308A (en) * | 2014-03-04 | 2015-09-09 | 上海福尔欣线缆有限公司 | Cable for automobile safety belt and manufacture method thereof |
| JP2015156386A (en) * | 2015-04-21 | 2015-08-27 | 住友電気工業株式会社 | Insulation cable |
| US20180061525A1 (en) * | 2016-08-24 | 2018-03-01 | Sumitomo Electric Industries, Ltd. | Coated electric wire and multi-core cable for vehicles |
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