CN110942844A - Wire rod and processing technology thereof - Google Patents
Wire rod and processing technology thereof Download PDFInfo
- Publication number
- CN110942844A CN110942844A CN201811114764.8A CN201811114764A CN110942844A CN 110942844 A CN110942844 A CN 110942844A CN 201811114764 A CN201811114764 A CN 201811114764A CN 110942844 A CN110942844 A CN 110942844A
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- wire
- wires
- outer skin
- copper
- wire rod
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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
- H01B7/182—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments
- H01B7/1825—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments forming part of a high tensile strength core
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
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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
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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
- H01B13/02—Stranding-up
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
- H01B13/2606—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping by braiding
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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
- H01B7/0009—Details relating to the conductive cores
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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
- H01B7/1865—Sheaths comprising braided non-metallic layers
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
Abstract
The invention provides a wire and a processing technology thereof, comprising the following steps: conductor transposition, heart yearn extrusion, heart yearn transposition, exocuticle extrusion to and the protective sheath is woven, and it includes many heart yearns, exocuticle and protective sheath, the heart yearn include many intertwine's conductor and wrap up in the outer insulating layer of conductor, the conductor includes copper wire and high strength fiber silk, many are located to the exocuticle cover the heart yearn outside, and many the heart yearn transposition mutually, protective sheath cover is located the outside of exocuticle. According to the wire and the processing technology thereof, the high-strength fiber wires and the copper wires are added during production of the core wires, so that the tensile property of the wire can be increased on the basis of ensuring the transmission characteristic of the wire, the protective sleeve woven by the wear-resistant material is added outside the outer surface, the wear resistance of the wire can be increased, the wire is ensured not to fluff, and the tensile property can be further increased.
Description
Technical Field
The invention belongs to the technical field of conductive wires, and particularly relates to a wire and a processing technology thereof.
Background
With the improvement of the consumption level of people, the requirements of consumers on the functions and the quality of products are higher and higher, particularly, earphones which are carried about and have very high use frequency are needed, but the earphone wire in the prior art is generally lower in mechanical strength, is easy to break in the use process, is lower in service life and affects the use.
Disclosure of Invention
The invention aims to provide a wire and a processing technology thereof, which aim to solve the technical problem that the wire in the prior art has low mechanical strength and is easy to be broken by pulling.
In order to achieve the purpose, the invention adopts the technical scheme that: the wire processing technology comprises the following steps:
stranding conductors, namely stranding a plurality of copper wires and high-strength fiber wires to form the conductors, wherein the stranding distance is 2-4 mm;
extruding a core wire, and forming an insulating layer on the outer side of the conductor in an injection molding mode, wherein the thickness of the insulating layer is 5-25 Mils;
stranding the core wires, namely stranding 4 to 18 core wires, wherein the strand pitch is 10 to 25 mm;
extruding an outer skin, and performing injection molding on the outer side of the core wire to form the outer skin, wherein the outer skin is made of a high-elasticity plastic raw material, and the thickness of the outer skin is 20-45 Mils;
and weaving the protective sleeve, wherein the outer part of the outer skin is woven by adopting a wear-resistant material to form the protective sleeve.
Further, the high-strength fiber yarn is made of 2000 to 3000dtex high-strength aramid fiber or 2000 to 3000dtex dane prevention yarn.
Furthermore, the outer side of each copper wire is provided with a lacquering layer, the number of the copper wires in each conductor is 70-150, and the diameter of each copper wire is 0.03-0.07 mm.
Furthermore, the insulating layer is formed by injection molding of a sea jade material, and the outer skin is formed by injection molding of a thermoplastic polyurethane elastomer rubber.
Further, after the protective sheath weaving step, the outer diameter of the protective sheath is 2.5 to 6.5 mm.
The invention also discloses a wire which is manufactured by adopting the wire processing technology and comprises a plurality of core wires, an outer surface and a protective sleeve, wherein the core wires comprise a plurality of conductors which are mutually wound and insulating layers which are wrapped outside the conductors, the conductors comprise copper wires and high-strength fiber wires, the outer surface is sleeved outside the core wires, the core wires are twisted, and the protective sleeve is sleeved outside the outer surface.
Further, the thickness of the insulating layer is 5-25Mils, and the thickness of the outer skin is 20-45 Mils.
Further, the high-strength fiber yarn is made of 2000 to 3000dtex high-strength aramid fiber or 2000 to 3000dtex dane prevention yarn.
Furthermore, the outer side of each copper wire is provided with a lacquering layer, the number of the copper wires in each conductor is 70-150, and the diameter of each copper wire is 0.03-0.07 mm.
Further, the outer diameter of the protective sleeve is 2.5 to 6.5 mm.
The wire rod and the processing technology thereof provided by the invention have the beneficial effects that: compared with the prior art, through adding high strength fiber silk and copper wire when heart yearn production, can increase the pull resistance of wire rod on guaranteeing wire rod transmission characteristics's basis, simultaneously, the protective sheath of weaving at the outside increase wear-resistant material of epidermis can increase the wear resistance of wire rod, guarantees that it does not have a hair, and can further increase the pull resistance.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic perspective view of a wire according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a wire rod provided in an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1-a conductor; 2-a core wire; 3-an insulating layer; 4-outer skin; 5-protective sleeve.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 and fig. 2 together, the wire processing process provided by the present invention will now be described. The wire processing technology comprises the following steps:
the conductor 1 is stranded, a plurality of copper wires (not shown) and high-strength fiber wires (not shown) are stranded to form the conductor 1, wherein the lay length is 2-4 mm;
extruding the core wire 2, and forming an insulating layer 3 on the outer side of the conductor 1 by injection molding, wherein the insulating layer 3 is made of a high-elasticity plastic material, and the thickness of the insulating layer 3 is 5-25 Mils;
stranding the core wires 2, namely stranding 4 to 18 core wires 2, wherein the strand lay is 10 to 25 mm;
extruding the outer skin 4, and forming the outer skin 4 on the outer side of the core wire 2 by injection molding, wherein the thickness of the outer skin 4 is 20-45 Mils;
the protective sleeve 5 is woven: the outer surface of the outer skin 4 is woven with a wear resistant material to form a protective sleeve 5.
Compared with the prior art, the wire processing technology provided by the invention has the advantages that the tensile property of the wire can be increased on the basis of ensuring the transmission characteristic of the wire by adding the high-strength fiber wires and the copper wires during the production of the core wires 2, meanwhile, the protective sleeve 5 woven by the wear-resistant material is additionally arranged outside the outer surface skin 4, the wear resistance of the wire can be increased, the wire is ensured not to be fluffed, and the tensile property can be further increased.
Preferably, the wire produced by the wire processing technology in the patent of the invention is an earphone wire generally, and the earphone wire has better wear resistance, tensile resistance and signal transmission performance.
Further, referring to fig. 1 and fig. 2 together, as an embodiment of the wire processing technology provided by the present invention, the high strength fiber yarn is made of 2000 to 3000dtex high strength aramid fiber, or 2000 to 3000dtex dane-proof yarn. Specifically, the number of the high-strength fiber wire in each core wire 2 is one, namely, a plurality of copper wires are stranded with one high-strength fiber wire, wherein the high-strength aramid fiber and the red-proof wire have good tensile property, and preferably, the lay length between the high-strength fiber wire and the copper wires is 3.3 MM. Of course, in other embodiments of the present invention, the lay length between the high strength fiber wire and the copper wire may have other values, and the high strength fiber wire may be carbon fiber or other types of synthetic fiber, which is not limited herein.
Further, referring to fig. 1 and 2, as an embodiment of the wire processing method provided by the present invention, a lacquer coating (not shown) is disposed on an outer side of each copper wire, the number of the copper wires is 70 to 150, and the diameter of the copper wires is 0.03 to 0.07 mm. Specifically, the outside coating of copper wire has the enamelled layer that has insulating effect, can keep apart between a plurality of copper wires and guarantee transmission effect, and the thickness of enamelled layer is thinner can avoid the copper wire too thick simultaneously to the thickness of whole wire rod has been influenced. The number of the copper wires is 70 to 150, so that a good transmission effect can be ensured, and the outer diameter of the whole wire can not be influenced. The copper wires are stranded with the high-strength fiber wires, namely 70 to 150 copper wires are stranded with 1 high-strength fiber wire, and the integral tensile property of 3 to 4 times can be effectively improved.
Further, referring to fig. 1 and 2, as a specific embodiment of the wire processing process provided by the present invention, the insulating layer 3 is injection molded by using a sea jade material, and the outer skin 4 is injection molded by using a thermoplastic polyurethane elastomer rubber. Specifically, the insulating layer 3 is formed by injection molding of a sea jade material (such as DUPONT TPEE-E Hytrel 7246) with a high-performance elastomer, the insulating layer 3 is formed on the outer side of the stranded core wire 2, a good insulating protection effect can be achieved through the insulating layer 3 of the sea jade material, the outer skin 4 is formed by injection molding of thermoplastic polyurethane elastomer rubber, and the outer skin 4 and the insulating layer 3 further have good elasticity and can increase the tensile resistance. The material of the outer skin 4 is preferably a thermoplastic polyurethane material.
Further, referring to fig. 1 and fig. 2, as an embodiment of the wire processing process provided by the present invention, after the protective sheath knitting step, the outer diameter of the protective sheath 5 is 2.5 to 6.5 mm. Specifically, the number of the knitting mesh of the protective sheath is preferably 10 meshes, the protective sheath 5 is arranged on the outer side of the outer skin 4, and the outer diameter of the protective sheath 5, that is, the outer diameter of the whole wire rod is 2.5 to 6.5 mm. The protective sleeve 5 is comfortable in hand feeling, so that the wire is more wear-resistant and does not fluff, and the wire can bear 50-100KG of tensile force to the maximum extent and is not broken.
Referring to fig. 1 and 2, the present invention further provides a wire manufactured by the wire manufacturing process in any one of the embodiments, including a plurality of core wires 2, an outer sheath 4 and a protective sleeve 5, wherein the core wires 2 include a plurality of conductors 1 wound around each other and an insulating layer 3 wrapped around the conductors 1, the conductors 1 include copper wires and high-strength fiber wires, the outer sheath 4 is sleeved outside the plurality of core wires 2, the plurality of core wires 2 are twisted, and the protective sleeve 5 is sleeved outside the outer sheath.
Compared with the prior art, the wire provided by the invention has the advantages that the tensile property of the wire can be increased on the basis of ensuring the transmission characteristic of the wire by adding the high-strength fiber wires and the copper wires during the production of the core wires 2, meanwhile, the protective sleeve 5 woven by the wear-resistant material is additionally arranged outside the outer surface skin 4, the wear resistance of the wire can be increased, the wire is ensured not to be fluffed, and the tensile property can be further increased.
Further, referring to fig. 1 and 2, as an embodiment of the wire rod provided by the present invention, the thickness of the insulating layer 3 is 5-25Mils, and the thickness of the outer skin 4 is 20-45 Mils. Specifically, the insulating layer 3 is formed by injection molding of a sea jade material with a high-performance elastomer, the insulating layer 3 is formed on the outer side of the stranded core wire 2, the insulating layer 3 with 5-25Mils can achieve a good insulating and protecting effect, the outer skin 4 is formed by injection molding of thermoplastic polyurethane elastomer rubber, the thickness of the formed outer skin 4 is 20-45Mils, the outer skin 4 and the insulating layer 3 can have a good protecting effect at the moment, and the thickness of the wire can not be influenced.
Further, referring to fig. 1 and 2, as a specific embodiment of the wire rod provided by the present invention, the high-strength fiber yarn is made of 2000 to 3000dtex high-strength aramid fiber, or 2000 to 3000dtex dane-proof yarn. Specifically, the number of the high-strength fiber wire in each core wire 2 is one, namely, a plurality of copper wires are stranded with one high-strength fiber wire, wherein the high-strength aramid fiber and the red-proof wire have good tensile property, and preferably, the lay length between the high-strength fiber wire and the copper wires is 3.3 MM. Of course, in other embodiments of the present invention, the lay length between the high strength fiber wire and the copper wire may have other values, and the high strength fiber wire may be carbon fiber or other types of synthetic fiber, which is not limited herein.
Further, referring to fig. 1 and 2, as an embodiment of the wire rod provided by the present invention, the number of the high strength fiber filaments in each conductor 1 is 1. Specifically, 70 to 150 copper wires and 1 high strength fiber are stranded, the tensile property of the whole body 3 to 4 times can be effectively increased, and the transmission performance of the wire rod cannot be influenced. Of course, according to practical situations and specific needs, the number of the high-strength fiber filaments may be 2 in other embodiments of the present invention, and is not limited herein.
Further, referring to fig. 1 and 2, as an embodiment of the wire rod provided by the present invention, a lacquer coating is disposed on the outer side of each copper wire, the number of the copper wires in a single conductor 1 is 70 to 150, and the diameter of the copper wires is 0.03 to 0.07 mm. Specifically, the outside coating of copper wire has the enamelled layer that has insulating effect, can keep apart between a plurality of copper wires and guarantee transmission effect, and the thickness of enamelled layer is thinner can avoid the copper wire too thick simultaneously to the thickness of whole wire rod has been influenced. The number of the copper wires is 70 to 150, so that a good transmission effect can be ensured, and the outer diameter of the whole wire can not be influenced. The copper wires are stranded with the high-strength fiber wires, namely 70 to 150 copper wires are stranded with 1 high-strength fiber wire, and the integral tensile property of 3 to 4 times can be effectively improved.
Further, referring to fig. 1 and 2, in an embodiment of the wire rod provided by the present invention, the copper wire and the high strength fiber wire are twisted, and the twisting pitch is 2 to 4 mm. Specifically, copper wires and high strength fiber are stranded, the lay lengths between the copper wires and the high strength fiber are 2-4 mm, and the tensile property can be guaranteed on the basis of guaranteeing good transmission performance.
Further, referring to fig. 1 and 2, as an embodiment of the wire rod provided by the present invention, the outer diameter of the protective sheath 5 is 2.5 to 6.5 mm. Specifically, the number of the knitting mesh is preferably 10, the protective sheath 5 is disposed on the outer side of the outer skin 4, and the outer diameter of the protective sheath 5, that is, the outer diameter of the entire wire rod, is 2.5 to 6.5 mm. The protective sleeve 5 is comfortable in hand feeling, so that the wire is more wear-resistant and does not fluff, and the wire can bear 50-100KG of tensile force to the maximum extent and is not broken.
Further, referring to fig. 1 and 2, as an embodiment of the wire rod provided by the present invention, the number of the core wires 2 is 4 to 18, and the lay length of the core wires 2 is 10 to 25 mm. Specifically, a plurality of core wires 2 are coated by an outer skin 4 after being twisted, 4 to 18 core wires 2 are twisted with each other, and the twisting distance of the core wires 2 is 10 to 25mm, so that the tensile property is ensured on the basis of ensuring good transmission performance.
Further, referring to fig. 1 and 2, as an embodiment of the wire rod provided by the present invention, the protective sheath is woven by kevlar material. The protective sleeve 5 woven by Kevlar weaving materials is additionally arranged outside the outer surface skin 4, the protective sleeve 5 is woven by 64 spindles of Kevlar materials, the abrasion resistance of wires can be improved, the wires are guaranteed not to be fluffy, and the tensile resistance can be further improved.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The wire processing technology is characterized in that: the method comprises the following steps:
stranding conductors, namely stranding a plurality of copper wires and high-strength fiber wires to form the conductors, wherein the stranding distance is 2-4 mm;
extruding a core wire, and forming an insulating layer on the outer side of the conductor in an injection molding mode, wherein the thickness of the insulating layer is 5-25 Mils;
stranding the core wires, namely stranding 4 to 18 core wires, wherein the strand pitch is 10 to 25 mm;
extruding an outer skin, and performing injection molding on the outer side of the core wire to form the outer skin, wherein the outer skin is made of a high-elasticity plastic raw material, and the thickness of the outer skin is 20-45 Mils;
and weaving the protective sleeve, wherein the outer part of the outer skin is woven by adopting a wear-resistant material to form the protective sleeve.
2. The wire rod processing process according to claim 1, characterized in that: the high-strength fiber yarn is made of 2000 to 3000dtex high-strength aramid fiber or 2000 to 3000dtex dane-proof fiber.
3. The wire rod processing process according to claim 1, characterized in that: the outer side of each copper wire is provided with a lacquered layer, the number of the copper wires in the single conductor is 70-150, and the diameter of each copper wire is 0.03-0.07 mm.
4. The wire rod processing process according to claim 1, characterized in that: the insulation layer is formed by injection molding of a sea jade material, and the outer skin is formed by injection molding of a thermoplastic polyurethane elastomer rubber.
5. The wire rod processing process according to claim 1, characterized in that: after the protective sheath weaving step, the outer diameter of the protective sheath is 2.5 to 6.5 mm.
6. The wire rod, its characterized in that: the wire rod is manufactured by the wire rod processing technology according to any one of claims 1 to 5, and comprises a plurality of core wires, an outer skin and a protective sleeve, wherein the core wires comprise a plurality of conductors wound around each other and insulating layers wrapped outside the conductors, the conductors comprise copper wires and high-strength fiber wires, the outer skin is sleeved outside the core wires, the core wires are twisted, and the protective sleeve is sleeved outside the outer skin.
7. The wire of claim 6, wherein: the thickness of the insulating layer is 5-25Mils, and the thickness of the outer skin is 20-45 Mils.
8. The wire of claim 6, wherein: the high-strength fiber yarn is made of 2000 to 3000dtex high-strength aramid fiber or 2000 to 3000dtex dane-proof fiber.
9. The wire of claim 6, wherein: the outer side of each copper wire is provided with a lacquered layer, the number of the copper wires in the single conductor is 70-150, and the diameter of each copper wire is 0.03-0.07 mm.
10. The wire of claim 6, wherein: the outer diameter of the protective sleeve is 2.5 to 6.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811114764.8A CN110942844A (en) | 2018-09-25 | 2018-09-25 | Wire rod and processing technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811114764.8A CN110942844A (en) | 2018-09-25 | 2018-09-25 | Wire rod and processing technology thereof |
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| Publication Number | Publication Date |
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| CN110942844A true CN110942844A (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811114764.8A Pending CN110942844A (en) | 2018-09-25 | 2018-09-25 | Wire rod and processing technology thereof |
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| CN (1) | CN110942844A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112152002A (en) * | 2020-09-10 | 2020-12-29 | 惠州市申盛科技有限公司 | Tensile-resistant, bending-resistant and super-durable charging line structure and manufacturing process |
-
2018
- 2018-09-25 CN CN201811114764.8A patent/CN110942844A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112152002A (en) * | 2020-09-10 | 2020-12-29 | 惠州市申盛科技有限公司 | Tensile-resistant, bending-resistant and super-durable charging line structure and manufacturing process |
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