CN111739694A - Preparation process of galvanized copper coated steel wire - Google Patents
Preparation process of galvanized copper coated steel wire Download PDFInfo
- Publication number
- CN111739694A CN111739694A CN201910225910.2A CN201910225910A CN111739694A CN 111739694 A CN111739694 A CN 111739694A CN 201910225910 A CN201910225910 A CN 201910225910A CN 111739694 A CN111739694 A CN 111739694A
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- steel wire
- copper
- coated steel
- temperature
- galvanized
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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
- H01B13/0006—Apparatus or processes specially adapted for manufacturing conductors or cables for reducing the size of 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
- H01B13/0016—Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
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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
- H01B13/30—Drying; Impregnating
Abstract
The invention discloses a preparation process of a galvanized copper coated steel wire, which comprises the following steps: (1) drawing the copper-clad steel wire to obtain the copper-clad steel wire with the diameter of 2.5-3.5 mm; (2) annealing, cleaning and drying the copper-clad steel wire obtained in the step (1); (3) placing the copper-clad steel wire obtained in the step (2) in a furnace for heating and water bath quenching, wherein the heating process in the furnace is divided into four heating zones, and the temperature range is 9000-1100 ℃; (4) performing zinc plating treatment on the copper-clad steel wire obtained in the step (3), wherein the wiring speed of the steel wire is 15-20 m/min; (5) and (4) drawing the galvanized copper-coated steel wire obtained in the step (4) to obtain the galvanized copper-coated steel wire with the diameter of 0.5-1.5 mm. The galvanized copper-coated steel wire provided by the invention has the advantages of simple preparation process and low cost, and the prepared galvanized copper-coated steel wire has good tensile strength and wide application prospect.
Description
Technical Field
The invention relates to the technical field of cable wire manufacturing, in particular to a preparation process of a zinc-coated copper clad steel wire.
Background
The copper-clad steel wire is a bimetal composite material which combines the excellent conductivity and corrosion resistance of copper and the high strength of steel into a whole. The copper clad steel wire is mainly used in various fields of electrified railways, lightning protection grounding systems, communication, electronic component pins and the like.
The copper-clad steel wire replaces copper with steel, so that the consumption of pure copper is greatly reduced, the cost is reduced, the density is reduced, and precious copper resources are saved; the attenuation of the copper-clad steel wire is less than that of a pure copper wire at high frequency, and the transmission signal loss and the transmission efficiency are low at high frequency.
However, the process method for preparing the copper-clad steel wire in the prior art is complex and has high cost, and the tensile strength of the prepared copper-clad steel wire is not ideal enough. Therefore, in order to solve the above problems, it is necessary to provide a process for manufacturing a galvanized copper-coated steel wire, which can solve the problems of the prior art.
Disclosure of Invention
The invention aims to provide a preparation process of a galvanized copper-coated steel wire, which aims to overcome the defects in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a preparation process of a galvanized copper-coated steel wire comprises the following steps:
(1) drawing the copper-clad steel wire to obtain the copper-clad steel wire with the diameter of 2.5-3.5 mm;
(2) annealing, cleaning and drying the copper-clad steel wire obtained in the step (1);
(3) placing the copper-clad steel wire obtained in the step (2) in a furnace for heating and water bath quenching, wherein the heating process in the furnace is divided into four heating zones, and the temperature range is 9000-1100 ℃;
(4) performing zinc plating treatment on the copper-clad steel wire obtained in the step (3), wherein the wiring speed of the steel wire is 15-20 m/min;
(5) and (4) drawing the galvanized copper-coated steel wire obtained in the step (4) to obtain the galvanized copper-coated steel wire with the diameter of 0.5-1.5 mm.
Preferably, among the four heating zones, the temperature of the first heating zone is 1055-1065 ℃, the temperature of the second heating zone is 1035-1045 ℃, the temperature of the third heating zone is 1015-1025 ℃, and the temperature of the fourth heating zone is 955-965 ℃.
Preferably, the temperature in the first heating zone is 1060 deg.C, the temperature in the second heating zone is 1040 deg.C, the temperature in the third heating zone is 1020 deg.C, and the temperature in the fourth heating zone is 960 deg.C.
Preferably, the drawing in step (1) and step (5) respectively adopts a dry drawing process and a wet drawing process.
Preferably, the water bath quenching mode adopts double-stage water bath quenching.
Preferably, the cleaning process adopts acid washing, alkali washing and water washing respectively.
Compared with the prior art, the invention has the advantages that: the galvanized copper-coated steel wire provided by the invention has the advantages of simple preparation process and low cost, and the prepared galvanized copper-coated steel wire has good tensile strength and wide application prospect.
Detailed Description
The invention is further illustrated by the following examples: the invention will be better understood from the following examples. However, those skilled in the art will readily appreciate that the specific material ratios, process conditions and results thereof described in the examples are illustrative only and should not be taken as limiting the invention as detailed in the claims.
The invention discloses a preparation process of a zinc-coated copper clad steel wire, which comprises the following steps:
(1) drawing the copper-clad steel wire to obtain the copper-clad steel wire with the diameter of 2.5-3.5 mm;
(2) annealing, cleaning and drying the copper-clad steel wire obtained in the step (1);
(3) placing the copper-clad steel wire obtained in the step (2) in a furnace for heating and water bath quenching, wherein the heating process in the furnace is divided into four heating zones, and the temperature range is 9000-1100 ℃;
(4) performing zinc plating treatment on the copper-clad steel wire obtained in the step (3), wherein the wiring speed of the steel wire is 15-20 m/min;
(5) and (4) drawing the galvanized copper-coated steel wire obtained in the step (4) to obtain the galvanized copper-coated steel wire with the diameter of 0.5-1.5 mm.
The following description will explain a process for manufacturing a galvanized copper-coated steel wire according to the present invention by specific examples.
Example 1
(1) Carrying out dry drawing on the copper-clad steel wire to obtain the copper-clad steel wire with the diameter of 2.5 mm;
(2) annealing, cleaning and drying the copper-clad steel wire obtained in the step (1);
(3) putting the copper-clad steel wire obtained in the step (2) into a furnace for heating and water bath quenching, wherein the heating process in the furnace is divided into four heating zones, and among the four heating zones, the temperature of the first heating zone is 1055 ℃, the temperature of the second heating zone is 1035 ℃, the temperature of the third heating zone is 1015 ℃, and the temperature of the fourth heating zone is 955 ℃;
(4) performing galvanizing treatment on the copper-clad steel wire obtained in the step (3), wherein the wiring speed of the steel wire is 15 m/min;
(5) and (4) performing wet drawing on the galvanized copper-coated steel wire obtained in the step (4) to obtain the galvanized copper-coated steel wire with the diameter of 0.5 mm.
Example 2
(1) Carrying out dry drawing on the copper-clad steel wire to obtain the copper-clad steel wire with the diameter of 3 mm;
(2) annealing, cleaning and drying the copper-clad steel wire obtained in the step (1);
(3) putting the copper-clad steel wire obtained in the step (2) into a furnace for heating and water bath quenching, wherein the heating process in the furnace is divided into four heating zones, and in the four heating zones, the temperature of the first heating zone is 1060 ℃, the temperature of the second heating zone is 1040 ℃, the temperature of the third heating zone is 1020 ℃, and the temperature of the fourth heating zone is 960 ℃;
(4) performing galvanizing treatment on the copper-clad steel wire obtained in the step (3), wherein the wiring speed of the steel wire is 17.5 m/min;
(5) and (4) performing wet drawing on the galvanized copper-coated steel wire obtained in the step (4) to obtain a galvanized copper-coated steel wire with the diameter of 1 mm.
Example 3
(1) Carrying out dry drawing on the copper-clad steel wire to obtain the copper-clad steel wire with the diameter of 3.5 mm;
(2) annealing, cleaning and drying the copper-clad steel wire obtained in the step (1);
(3) putting the copper-clad steel wire obtained in the step (2) into a furnace for heating and water bath quenching, wherein the heating process in the furnace is divided into four heating zones, and among the four heating zones, the temperature of the first heating zone is 1065 ℃, the temperature of the second heating zone is 1045 ℃, the temperature of the third heating zone is 1025 ℃, and the temperature of the fourth heating zone is 965 ℃;
(4) performing galvanizing treatment on the copper-clad steel wire obtained in the step (3), wherein the wiring speed of the steel wire is 20 m/min;
(5) and (4) performing wet drawing on the galvanized copper-coated steel wire obtained in the step (4) to obtain the galvanized copper-coated steel wire with the diameter of 1.5 mm.
The preparation method in the embodiments 1 to 3 is simple and low in cost; the mechanical properties of the galvanized copper-clad steel wires prepared in the above examples 1 to 3 were tested, and the results are shown in the following table:
| examples | 1 | 2 | 3 |
| Tensile strength/MPa | 1266 | 1308 | 1235 |
| Reduction of area/%) | 41.5 | 28.3 | 36.2 |
Finally, it should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. A preparation process of a galvanized copper-coated steel wire is characterized by comprising the following steps:
(1) drawing the copper-clad steel wire to obtain the copper-clad steel wire with the diameter of 2.5-3.5 mm;
(2) annealing, cleaning and drying the copper-clad steel wire obtained in the step (1);
(3) placing the copper-clad steel wire obtained in the step (2) in a furnace for heating and water bath quenching, wherein the heating process in the furnace is divided into four heating zones, and the temperature range is 9000-1100 ℃;
(4) performing zinc plating treatment on the copper-clad steel wire obtained in the step (3), wherein the wiring speed of the steel wire is 15-20 m/min;
(5) and (4) drawing the galvanized copper-coated steel wire obtained in the step (4) to obtain the galvanized copper-coated steel wire with the diameter of 0.5-1.5 mm.
2. The preparation process of the galvanized copper-coated steel wire as claimed in claim 1, wherein the temperature of the first heating zone is 1055-1065 ℃, the temperature of the second heating zone is 1035-1045 ℃, the temperature of the third heating zone is 1015-1025 ℃, and the temperature of the fourth heating zone is 955-965 ℃ among the four heating zones.
3. The process for preparing a galvanized copper-coated steel wire according to claim 2, characterized in that the temperature of the first heating zone is 1060 ℃, the temperature of the second heating zone is 1040 ℃, the temperature of the third heating zone is 1020 ℃ and the temperature of the fourth heating zone is 960 ℃.
4. The process for preparing a galvanized copper-coated steel wire according to claim 1, wherein the drawing in the step (1) and the drawing in the step (5) are a dry drawing process and a wet drawing process, respectively.
5. The preparation process of the galvanized copper-coated steel wire according to claim 1, wherein the water bath quenching mode adopts double-stage water bath quenching.
6. The process for preparing the galvanized copper-coated steel wire according to claim 1, wherein the cleaning process comprises acid washing, alkali washing and water washing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910225910.2A CN111739694A (en) | 2019-03-25 | 2019-03-25 | Preparation process of galvanized copper coated steel wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910225910.2A CN111739694A (en) | 2019-03-25 | 2019-03-25 | Preparation process of galvanized copper coated steel wire |
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| Publication Number | Publication Date |
|---|---|
| CN111739694A true CN111739694A (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910225910.2A Pending CN111739694A (en) | 2019-03-25 | 2019-03-25 | Preparation process of galvanized copper coated steel wire |
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| Country | Link |
|---|---|
| CN (1) | CN111739694A (en) |
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2019
- 2019-03-25 CN CN201910225910.2A patent/CN111739694A/en active Pending
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Application publication date: 20201002 |
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| WD01 | Invention patent application deemed withdrawn after publication |