CN105513665A - Low-resistivity special-shape copper alloy wire rod and production technology therefor - Google Patents
Low-resistivity special-shape copper alloy wire rod and production technology therefor Download PDFInfo
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- CN105513665A CN105513665A CN201510867243.XA CN201510867243A CN105513665A CN 105513665 A CN105513665 A CN 105513665A CN 201510867243 A CN201510867243 A CN 201510867243A CN 105513665 A CN105513665 A CN 105513665A
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- copper alloy
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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
- H01B1/026—Alloys based on copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/04—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
-
- 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
Abstract
The invention discloses a low-resistivity special-shape copper alloy wire rod and a production technology therefor. The wire rod is made of the parts of the following raw materials by weight: 23-66 parts of red copper, 11-22 parts of silver, 2-8 parts of iron, 1-4 parts of silicon and 2-5 parts of tellurium. The production technology comprises the following steps: smelting heating; skin peeling; tensioning; annealing; acid pickling; tensioning; finishing straightening; cutting and sizing; packaging; and warehousing. The wire rod produced through the technology is good in mechanical property, is good in conductivity, is simple in technology, and is easy to operate. Moreover, the performance index can be controlled better.
Description
Technical field
The present invention relates to copper alloy wire field, be specifically related to the low special-shaped copper alloy wire of a kind of resistivity and production technology thereof.
Background technology
Special-shaped copper alloy wire is mainly used in (phase line of big current, zero line, ground wire all can use special-shaped copper alloy wire) on a circuit, all use special-shaped copper alloy wire in the electricity connection of components and parts of larger current cashier's office in a shop, special-shaped copper alloy wire has and zinc-plated also has naked special-shaped copper alloy wire, and in electric cabinet, special-shaped copper alloy wire junction generally all will be done zinc-plated process and embossing process or be added conductive paste.Vacant place just has and adds heat-shrinkable T bush protection, and also some is with insulating paint.Main it is considered that ampacity with special-shaped copper alloy wire, select applicable special-shaped copper alloy wire according to size of current, the screw of junction must tighten, otherwise there will be the possibility of scorification special-shaped copper alloy wire when electric current is large;
The purposes of copper material in electric power, communications industry is very widely, the special-shaped copper alloy wire of common alloy is saturated in low-end market, but the main dependence on import of the special-shaped copper alloy wire of special-shaped alloy needed for power industry high-end market, because its all technical requires strict, and belong to non complete symmetry type copper material in special shape due to the special-shaped copper alloy wire of special-shaped casting alloy, production difficulty is large, most dependence is from external import, but its good performance is significantly when current Chinese energy anxiety.The special-shaped copper alloy wire of the current special-shaped casting alloy of China belongs to non complete symmetry type copper material in special shape, and all technical requires strict, and production difficulty is large.Except having the requirement of superelevation to the conductance of material, particularity and the tolerance of shape also have strict demand.But want the index reaching each side also very difficult with existing technology.
Summary of the invention
For solving the problem, the invention provides the low special-shaped copper alloy wire of a kind of resistivity and production technology thereof.
For achieving the above object, the technical scheme that the present invention takes is:
A kind of low special-shaped copper alloy wire of resistivity and production technology thereof, comprise and being prepared from by the raw material of following weight portion:
Red copper 23 ~ 66 parts, silver 11 ~ 22 parts, iron 2 ~ 8 parts, silicon 1 ~ 4 part, tellurium 2 ~ 5 parts.
Further, comprise the steps: that melting is heated-dug skin-stretching-annealing-pickling-stretching-finishing and align-cuts scale-packaging-warehouse-in;
S1: take red copper 23 ~ 66 parts, silver 11 ~ 22 parts, iron 2 ~ 8 parts, silicon 1 ~ 4 part, tellurium 2 ~ 5 parts carry out being mixed to get mixing, add founding in smelting furnace after mixing, obtain copper alloy bar base;
S2: the copper alloy bar base obtained by step S1 is poured in beam machine and carried out the operation of plane skin, obtained red copper alloy wire;
S3, step S2 obtained red copper alloy wire and put into stretching-machine and carry out drawing process, carry out annealing in process afterwards;
S4, step S3 gained red copper alloy wire is carried out pickling operation;
S5, the red copper alloy wire after acid-water washing is put into stretching-machine again carry out stretching process;
S6, the meticulous red copper alloy wire of step S5 gained is put into straightener, carry out finishing aligning; Carry out after aligning cutting sizing operation, obtained special-shaped copper alloy wire finished product, then packs warehouse-in.
Further, in described step S1, smelting temperature is 1500 ~ 2200 DEG C, and temperature retention time is 1 ~ 3 hour;
Further, digging skin temperature in described step S2 is 1200 ~ 1500 DEG C, and hydraulic pressure is 0.5 ~ 1.8MPa, and cold in-water temperature is 11 ~ 33 DEG C, and plane skin speed is 1100 ~ 1400mm/min.
Further, in described step S5, draft temperature is 100 ~ 220 DEG C, and online annealing temperature is 200 ~ 520 DEG C, and annealing time is 19 ~ 60 seconds.
Further, in described step S4 acid-water washing, the concentration of pickle is between 3 ~ 8 degree.
Beneficial effect of the present invention: the special-shaped copper alloy wire satisfactory mechanical property of production, conductance is high, and technique is simple, is easy to operation; Performance index can better be controlled.
Embodiment
In order to make objects and advantages of the present invention clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The present invention includes and be prepared from by the raw material of following weight portion:
Red copper 23 ~ 66 parts, silver 11 ~ 22 parts, iron 2 ~ 8 parts, silicon 1 ~ 4 part, tellurium 2 ~ 5 parts.
A kind of low special-shaped copper alloy wire of resistivity and production technology thereof, comprise the steps: that melting is heated-dug skin-stretching-annealing-pickling-stretching-finishing and align-cuts scale-packaging-warehouse-in;
S1: take red copper 23 ~ 66 parts, silver 11 ~ 22 parts, iron 2 ~ 8 parts, silicon 1 ~ 4 part, tellurium 2 ~ 5 parts carry out being mixed to get mixing, add founding in smelting furnace after mixing, obtain copper alloy bar base;
S2: the copper alloy bar base obtained by step S1 is poured in beam machine and carried out the operation of plane skin, obtained red copper alloy wire;
S3, step S2 obtained red copper alloy wire and put into stretching-machine and carry out drawing process, carry out annealing in process afterwards;
S4, step S3 gained red copper alloy wire is carried out pickling operation;
S5, the red copper alloy wire after acid-water washing is put into stretching-machine again carry out stretching process;
S6, the meticulous red copper alloy wire of step S5 gained is put into straightener, carry out finishing aligning; Carry out after aligning cutting sizing operation, obtained special-shaped copper alloy wire finished product, then packs warehouse-in.
In described step S1, smelting temperature is 1500 ~ 2200 DEG C, and temperature retention time is 1 ~ 3 hour.
Digging skin temperature in described step S2 is 1200 ~ 1500 DEG C, and hydraulic pressure is 0.5 ~ 1.8MPa, and cold in-water temperature is 11 ~ 33 DEG C, and plane skin speed is 1100 ~ 1400mm/min.
In described step S5, draft temperature is 100 ~ 220 DEG C, and online annealing temperature is 200 ~ 520 DEG C, and annealing time is 19 ~ 60 seconds.
In described step S4 acid-water washing, the concentration of pickle is between 3 ~ 8 degree.
embodiment 1:
S1: take red copper 26 parts, silver 17 parts, iron 8 parts, silicon 3 parts, tellurium 4 parts carry out being mixed to get mixing, add founding in smelting furnace after mixing, obtain copper alloy bar base;
S2: the copper alloy bar base obtained by step S1 is poured in beam machine and carried out the operation of plane skin, obtained red copper alloy wire;
S3, step S2 obtained red copper alloy wire and put into stretching-machine and carry out drawing process, carry out annealing in process afterwards;
S4, step S3 gained red copper alloy wire is carried out pickling operation;
S5, the red copper alloy wire after acid-water washing is put into stretching-machine again carry out stretching process;
S6, the meticulous red copper alloy wire of step S5 gained is put into straightener, carry out finishing aligning; Carry out after aligning cutting sizing operation, obtained special-shaped copper alloy wire finished product, then packs warehouse-in.
In described step S1, smelting temperature is 1800 DEG C, and temperature retention time is 2 hours; .
Digging skin temperature in described step S2 is 1400 DEG C, and hydraulic pressure is 0.9MPa, and cold in-water temperature is 19 DEG C, and plane skin speed is 1200mm/min.
In described step S5, draft temperature is 122 DEG C, and online annealing temperature is 233 DEG C, and annealing time is 33 seconds.
In described step S4 acid-water washing, the concentration of pickle is between 3 ~ 8 degree.
embodiment 2:
S1: take red copper 55 parts, silver 22 parts, iron 8 parts, silicon 1 part, tellurium 2 parts carry out being mixed to get mixing, add founding in smelting furnace after mixing, obtain copper alloy bar base;
S2: the copper alloy bar base obtained by step S1 is poured in beam machine and carried out the operation of plane skin, obtained red copper alloy wire;
S3, step S2 obtained red copper alloy wire and put into stretching-machine and carry out drawing process, carry out annealing in process afterwards;
S4, step S3 gained red copper alloy wire is carried out pickling operation;
S5, the red copper alloy wire after acid-water washing is put into stretching-machine again carry out stretching process;
S6, the meticulous red copper alloy wire of step S5 gained is put into straightener, carry out finishing aligning; Carry out after aligning cutting sizing operation, obtained special-shaped copper alloy wire finished product, then packs warehouse-in.
In described step S1, smelting temperature is 1500 DEG C, and temperature retention time is 3 hours; .
Digging skin temperature in described step S2 is 1500 DEG C, and hydraulic pressure is 0.5MPa, and cold in-water temperature is 11 DEG C, and plane skin speed is 1100mm/min.
In described step S5, draft temperature is 220 DEG C, and online annealing temperature is 200 DEG C, and annealing time is 19 ~ 60 seconds.
In described step S4 acid-water washing, the concentration of pickle is between 8 degree.
embodiment 3:
S1: take red copper 66 parts, silver 22 parts, iron 8 parts, silicon 4 parts, tellurium 5 parts carry out being mixed to get mixing, add founding in smelting furnace after mixing, obtain copper alloy bar base;
S2: the copper alloy bar base obtained by step S1 is poured in beam machine and carried out the operation of plane skin, obtained red copper alloy wire;
S3, step S2 obtained red copper alloy wire and put into stretching-machine and carry out drawing process, carry out annealing in process afterwards;
S4, step S3 gained red copper alloy wire is carried out pickling operation;
S5, the red copper alloy wire after acid-water washing is put into stretching-machine again carry out stretching process;
S6, the meticulous red copper alloy wire of step S5 gained is put into straightener, carry out finishing aligning; Carry out after aligning cutting sizing operation, obtained special-shaped copper alloy wire finished product, then packs warehouse-in.
In described step S1, smelting temperature is 1200 DEG C, and temperature retention time is 3 hours; .
Digging skin temperature in described step S2 is 1500 DEG C, and hydraulic pressure is 1.8MPa, and cold in-water temperature is 33 DEG C, and plane skin speed is 1400mm/min.
In described step S5, draft temperature is 220 DEG C, and online annealing temperature is 520 DEG C, and annealing time is 60 seconds.
In described step S4 acid-water washing, the concentration of pickle is between 5 degree.
The special-shaped copper alloy wire satisfactory mechanical property that the present invention produces, conductance is high, and technique is simple, is easy to operation; Performance index can better be controlled.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. the low special-shaped copper alloy wire of resistivity, is characterized in that, comprise and being prepared from by the raw material of following weight portion:
Red copper 23 ~ 66 parts, silver 11 ~ 22 parts, iron 2 ~ 8 parts, silicon 1 ~ 4 part, tellurium 2 ~ 5 parts.
2. the low special-shaped copper alloy wire of resistivity and a production technology thereof, is characterized in that, comprises the steps: that melting is heated-dug skin-stretching-annealing-pickling-stretching-finishing and align-cuts scale-packaging-warehouse-in;
S1: take red copper 23 ~ 66 parts, silver 11 ~ 22 parts, iron 2 ~ 8 parts, silicon 1 ~ 4 part, tellurium 2 ~ 5 parts carry out being mixed to get mixing, add founding in smelting furnace after mixing, obtain copper alloy bar base;
S2: the copper alloy bar base obtained by step S1 is poured in beam machine and carried out the operation of plane skin, obtained red copper alloy wire;
S3, step S2 obtained red copper alloy wire and put into stretching-machine and carry out drawing process, carry out annealing in process afterwards;
S4, step S3 gained red copper alloy wire is carried out pickling operation;
S5, the red copper alloy wire after acid-water washing is put into stretching-machine again carry out stretching process;
S6, the meticulous red copper alloy wire of step S5 gained is put into straightener, carry out finishing aligning; Carry out after aligning cutting sizing operation, obtained special-shaped copper alloy wire finished product, then packs warehouse-in.
3. the low special-shaped copper alloy wire of a kind of resistivity according to claim 2 and production technology thereof, is characterized in that, in described step S1, smelting temperature is 1500 ~ 2200 DEG C, and temperature retention time is 1 ~ 3 hour.
4. the low special-shaped copper alloy wire of a kind of resistivity according to claim 2 and production technology thereof, it is characterized in that, digging skin temperature in described step S2 is 1200 ~ 1500 DEG C, and hydraulic pressure is 0.5 ~ 1.8MPa, cold in-water temperature is 11 ~ 33 DEG C, and plane skin speed is 1100 ~ 1400mm/min.
5. the low special-shaped copper alloy wire of a kind of resistivity according to claim 2 and production technology thereof, is characterized in that, in described step S5, draft temperature is 100 ~ 220 DEG C, and online annealing temperature is 200 ~ 520 DEG C, and annealing time is 19 ~ 60 seconds.
6. the low special-shaped copper alloy wire of a kind of resistivity according to claim 2 and production technology thereof, is characterized in that, in described step S4 acid-water washing, the concentration of pickle is between 3 ~ 8 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510867243.XA CN105513665A (en) | 2015-12-02 | 2015-12-02 | Low-resistivity special-shape copper alloy wire rod and production technology therefor |
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| CN201510867243.XA CN105513665A (en) | 2015-12-02 | 2015-12-02 | Low-resistivity special-shape copper alloy wire rod and production technology therefor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238460A (en) * | 2016-08-30 | 2016-12-21 | 芜湖楚江合金铜材有限公司 | Copper alloy wire that a kind of high accuracy is wear-resisting and processing technique thereof |
| CN110373619A (en) * | 2019-07-09 | 2019-10-25 | 浙江海亮股份有限公司 | A kind of production method of alloy shape tube |
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| JPH042749A (en) * | 1990-04-20 | 1992-01-07 | Fujikura Ltd | Manufacture of cu-nb alloy conductor |
| CN1514030A (en) * | 2003-07-28 | 2004-07-21 | 洛阳铜加工集团有限责任公司 | High precision profiled copper alloy belt and its manufacturing method |
| CN103526072A (en) * | 2013-04-26 | 2014-01-22 | 洛阳新火种节能技术推广有限公司 | Copper-based alloy preparation process |
| CN103572184A (en) * | 2013-10-17 | 2014-02-12 | 河南科技大学 | Preparation method of high-strength silver-copper alloy material |
| CN104726740A (en) * | 2015-04-10 | 2015-06-24 | 苏州靖羽新材料有限公司 | Electrical copper alloy material |
-
2015
- 2015-12-02 CN CN201510867243.XA patent/CN105513665A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH042749A (en) * | 1990-04-20 | 1992-01-07 | Fujikura Ltd | Manufacture of cu-nb alloy conductor |
| CN1514030A (en) * | 2003-07-28 | 2004-07-21 | 洛阳铜加工集团有限责任公司 | High precision profiled copper alloy belt and its manufacturing method |
| CN103526072A (en) * | 2013-04-26 | 2014-01-22 | 洛阳新火种节能技术推广有限公司 | Copper-based alloy preparation process |
| CN103572184A (en) * | 2013-10-17 | 2014-02-12 | 河南科技大学 | Preparation method of high-strength silver-copper alloy material |
| CN104726740A (en) * | 2015-04-10 | 2015-06-24 | 苏州靖羽新材料有限公司 | Electrical copper alloy material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238460A (en) * | 2016-08-30 | 2016-12-21 | 芜湖楚江合金铜材有限公司 | Copper alloy wire that a kind of high accuracy is wear-resisting and processing technique thereof |
| CN110373619A (en) * | 2019-07-09 | 2019-10-25 | 浙江海亮股份有限公司 | A kind of production method of alloy shape tube |
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Application publication date: 20160420 |
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