CN104152728A - Preparation method of high heat-conducting copper alloy wire for automobile wire harness - Google Patents
Preparation method of high heat-conducting copper alloy wire for automobile wire harness Download PDFInfo
- Publication number
- CN104152728A CN104152728A CN201410246098.9A CN201410246098A CN104152728A CN 104152728 A CN104152728 A CN 104152728A CN 201410246098 A CN201410246098 A CN 201410246098A CN 104152728 A CN104152728 A CN 104152728A
- Authority
- CN
- China
- Prior art keywords
- copper alloy
- speed
- insulation
- warming
- alloy wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Conductive Materials (AREA)
Abstract
The invention discloses a preparation method of a high heat-conducting copper alloy wire for an automobile wire harness. The high heat-conducting copper alloy wire comprises the following element components in percentage by weight: 0.6%-1.2% of Ag, 0.4%-0.8% of Sn, 0.3%-0.6% of Al, 0.2%-0.4% of Mg, 0.25%-0.35% of Co, 0.1%-0.2% of Fe, 0.08%-0.16% of W, 0.05%-0.1% of Au, 0.04%-0.06% of Ni, 0.02%-0.03% of Mo, 0.015%-0.025% of Nb, 0.005%-0.01% of Po, 0.02%-0.03% of Pr, 0.01%-0.02% of Sm, 0.005-0.01% of P and the balance of copper and inevitable impurities. The copper alloy wire prepared through the method disclosed by the invention has excellent heat-conducting property and electricity-conducting property, prevents the problem of conductivity reduction caused by poor heat conductivity and has the advantages of excellent mechanical strength, cutting property, corrosion resistance, toughness, fatigue resistance, hot working property and welding property, low production cost, long service life and great industrial prospect.
Description
Technical field
The preparation method who the present invention relates to a kind of automotive wire bundle high heat-conducting copper alloy wire, belongs to copper alloy manufacturing technology field.
Background technology
Copper alloy wire has good Dao electricity ﹑ Dao Re ﹑ ductility and solidity to corrosion, and widespread use is for automotive wire bundle.Thermal conductivity and the electroconductibility of copper alloy wire are closely bound up, and the copper alloy wire of poor thermal conductivity can cause that in galvanization copper alloy resistance becomes large, thereby reduces the electroconductibility of copper alloy wire.
Summary of the invention
The object of the present invention is to provide the preparation method of a kind of automotive wire bundle high heat-conducting copper alloy wire, avoid the electroconductibility that copper alloy wire poor thermal conductivity causes to reduce.
The technical solution used in the present invention is as follows:
A preparation method for high heat-conducting copper alloy wire for automotive wire bundle, comprises the following steps:
(1) meet following requirement according to element mass percent: Ag 0.6-1.2, Sn 0.4-0.8, Al 0.3-0.6, Mg 0.2-0.4, Co 0.25-0.35, Fe 0.1-0.2, W 0.08-0.16, Au 0.05-0.1, Ni 0.04-0.06, Mo 0.02-0.03, Nb 0.015-0.025, Po 0.005-0.01, Pr 0.02-0.03, Sm 0.01-0.02, P 0.005-0.01, surplus is that copper and inevitable impurity are prepared burden, furnace charge is dropped into smelting furnace and at 1230-1260 DEG C, carry out melting, after metal all melts, sprinkling insulating covering agent covers, insulation 10-15min, then copper alloy solution is warming up to 1280-1340 DEG C, add refining agent to stir refining 25-35min, after skimming, leave standstill 15-25min, again copper alloy liquid is carried out to the real-time analysis of stokehold chemistry, analyze after qualified and can cast, pouring temperature is controlled at 1240-1280 DEG C,
(2) adopt continuous casting and rolling to become copper alloy bar, the copper alloy bar making is first warming up to 180-220 DEG C with 80-90 DEG C/h speed, insulation 5-10h, be warming up to 440-480 DEG C with 120-150 DEG C/h speed again, insulation 3-6h, then be warming up to 730-760 DEG C with 140-160 DEG C/h speed, insulation 2-3h; Then be cooled to 520-550 DEG C with 100-120 DEG C/h speed, insulation 3-4h, then be warming up to 910-930 DEG C with 180-220 DEG C/h speed, insulation 1-2h; Then be cooled to 350-380 DEG C with 240-280 DEG C/h speed, insulation 4-7h, then be quenched to 130-160 DEG C with 0-3 DEG C of icy salt solution; Then with drawing wire machine, copper alloy bar is drawn into copper alloy single line;
(3) copper alloy wire is sent into and in heat treatment furnace, carried out ageing treatment: be first warming up to 220-260 DEG C with 100-120 DEG C/h speed, insulation 3-6h, then be warming up to 420-440 DEG C with 80-100 DEG C/h speed, insulation 1-2h; Then after being cooled to rapidly 150-170 DEG C with 220-240 DEG C/h speed, putting into 0-5 DEG C of frozen water is down to rapidly below 50 DEG C; Then take out copper alloy wire and be warming up to 80-90 DEG C with 40-50 DEG C/h speed, insulation 10-15h, be warming up to 210-230 DEG C with 60-70 DEG C/h speed again, insulation 4-8h, air cooling is warming up to 160-180 DEG C with 70-80 DEG C/h speed again to room temperature, insulation 5-10h, then be cooled to 80-90 DEG C with 50-60 DEG C/h speed, insulation 10-15h, with stove air cooling to room temperature.
Described insulating covering agent is by the raw material of following weight part: glass powder 5-10, Wingdale 10-15, potassium felspar sand 8-12, peridotites 4-8, boron mud 12-16, volcanic ash 5-10, coconut husk charcoal 9-13, nano aluminum nitride 3-6, through mixing, dry, pulverize, cross 150-250 mesh sieve.
The preparation method of described refining agent is as follows: a, get the raw material of following weight part: sepiolite 3-5, fluorite 1-2, montmorillonite 2-3, sodium carbonate 3-4, Sodium Silicofluoride 4-6, vanadium diboride 2-2.5, lapis amiridis 1-2, trees ashes 2-3, nano-silicon nitride 1.5-2.5, silane resin acceptor kh-550 1-2; B, sepiolite, fluorite, montmorillonite are mixed to send at 510-540 DEG C and calcine 3-5h, take out and pulverized 200-300 mesh sieve; The slurries of 40-50% are made in the making beating that adds water, then adding concentration is the hydrochloric acid soln adjusting slurries pH=4.5-5.5 of 10-15%, 2000-3000rpm speed lapping 20-30min, it is neutral that the sodium hydroxide solution that is 15-20% by concentration regulates lapping liquid pH value, and spraying is dried to obtain powder, then adds all the other raw materials, 1000-1500rpm high-speed stirring 5-10min, dry, pulverize, cross 300-400 mesh sieve.
Beneficial effect of the present invention:
The copper alloy wire that the present invention makes has excellent heat conductivility and conductivity, the problem of having avoided electric conductivity that poor thermal conductivity causes to decline, and there is good physical strength, cutting ability, erosion resistance, toughness, resistance to fatigue, hot workability and welding property, production cost is low, long service life, has huge industrial prospect.
embodiment
A preparation method for high heat-conducting copper alloy wire for automotive wire bundle, comprises the following steps:
(1) meet following requirement according to element mass percent: Ag 0.6-1.2, Sn 0.4-0.8, Al 0.3-0.6, Mg 0.2-0.4, Co 0.25-0.35, Fe 0.1-0.2, W 0.08-0.16, Au 0.05-0.1, Ni 0.04-0.06, Mo 0.02-0.03, Nb 0.015-0.025, Po 0.005-0.01, Pr 0.02-0.03, Sm 0.01-0.02, P 0.005-0.01, surplus is that copper and inevitable impurity are prepared burden, furnace charge is dropped into smelting furnace and at 1250 DEG C, carry out melting, after metal all melts, sprinkling insulating covering agent covers, insulation 15min, then copper alloy solution is warming up to 1320 DEG C, add refining agent to stir refining 30min, after skimming, leave standstill 20min, again copper alloy liquid is carried out to the real-time analysis of stokehold chemistry, analyze after qualified and can cast, pouring temperature is 1280 DEG C,
(2) adopt continuous casting and rolling to become copper alloy bar, the copper alloy bar making is first warming up to 220 DEG C with 90 DEG C/h speed, insulation 8h, then be warming up to 460 DEG C with 140 DEG C/h speed, insulation 4h, then be warming up to 740 DEG C with 160 DEG C/h speed, insulation 3h; Then be cooled to 540 DEG C with 120 DEG C/h speed, insulation 4h, then be warming up to 920 DEG C with 220 DEG C/h speed, insulation 1h; Then be cooled to 370 DEG C with 260 DEG C/h speed, insulation 5h, then be quenched to 140 DEG C with 2 DEG C of icy salt solutions; Then with drawing wire machine, copper alloy bar is drawn into copper alloy single line;
(3) copper alloy wire is sent into and in heat treatment furnace, carried out ageing treatment: be first warming up to 240 DEG C with 120 DEG C/h speed, insulation 5h, then be warming up to 440 DEG C with 100 DEG C/h speed, insulation 1h; Then after being cooled to rapidly 160 DEG C with 220 DEG C/h speed, putting into 1 DEG C of frozen water is down to rapidly below 50 DEG C; Then take out copper alloy wire and be warming up to 90 DEG C with 50 DEG C/h speed, insulation 10h, be warming up to 220 DEG C with 70 DEG C/h speed again, insulation 6h, air cooling is warming up to 170 DEG C with 80 DEG C/h speed again to room temperature, insulation 8h, then be cooled to 80 DEG C with 60 DEG C/h speed, insulation 15h, with stove air cooling to room temperature.
Described insulating covering agent is by the raw material of following weight (kg): glass powder 8, Wingdale 12, potassium felspar sand 10, peridotites 6, boron mud 15, volcanic ash 8, coconut husk charcoal 11, nano aluminum nitride 4, through mixing, dry, and pulverize, cross 200 mesh sieves.
The preparation method of described refining agent is as follows: a, get the raw material of following weight (kg): sepiolite 4, fluorite 1.5, montmorillonite 2, sodium carbonate 4, Sodium Silicofluoride 5, vanadium diboride 2, lapis amiridis 1.5, trees ashes 2, nano-silicon nitride 2, silane resin acceptor kh-550 1; B, sepiolite, fluorite, montmorillonite are mixed to send at 520 DEG C and calcine 5h, take out and pulverized 300 mesh sieves; 45% slurries are made in the making beating that adds water, then add concentration and be 15% hydrochloric acid soln and regulate slurries pH=5.5,3000rpm speed lapping 20min, it is neutral that the sodium hydroxide solution that is 20% by concentration regulates lapping liquid pH value, and spraying is dried to obtain powder, then adds all the other raw materials, 1500rpm high-speed stirring 6min, dry, pulverize, cross 400 mesh sieves.
The copper alloy wire making is through inspection, and its salient features is: tensile strength 494Mpa, yield strength is 379Mpa, unit elongation 21%, electric conductivity IACS(20 DEG C) 94%, thermal conductivity 146 W (mk)
-1.
Claims (3)
1. a preparation method for high heat-conducting copper alloy wire for automotive wire bundle, is characterized in that comprising the following steps:
(1) meet following requirement according to element mass percent: Ag 0.6-1.2, Sn 0.4-0.8, Al 0.3-0.6, Mg 0.2-0.4, Co 0.25-0.35, Fe 0.1-0.2, W 0.08-0.16, Au 0.05-0.1, Ni 0.04-0.06, Mo 0.02-0.03, Nb 0.015-0.025, Po 0.005-0.01, Pr 0.02-0.03, Sm 0.01-0.02, P 0.005-0.01, surplus is that copper and inevitable impurity are prepared burden, furnace charge is dropped into smelting furnace and at 1230-1260 DEG C, carry out melting, after metal all melts, sprinkling insulating covering agent covers, insulation 10-15min, then copper alloy solution is warming up to 1280-1340 DEG C, add refining agent to stir refining 25-35min, after skimming, leave standstill 15-25min, again copper alloy liquid is carried out to the real-time analysis of stokehold chemistry, analyze after qualified and can cast, pouring temperature is controlled at 1240-1280 DEG C,
(2) adopt continuous casting and rolling to become copper alloy bar, the copper alloy bar making is first warming up to 180-220 DEG C with 80-90 DEG C/h speed, insulation 5-10h, be warming up to 440-480 DEG C with 120-150 DEG C/h speed again, insulation 3-6h, be warming up to 730-760 DEG C with 140-160 DEG C/h speed again, insulation 2-3h; Then be cooled to 520-550 DEG C with 100-120 DEG C/h speed, insulation 3-4h, then be warming up to 910-930 DEG C with 180-220 DEG C/h speed, insulation 1-2h; Then be cooled to 350-380 DEG C with 240-280 DEG C/h speed, insulation 4-7h, then be quenched to 130-160 DEG C with 0-3 DEG C of icy salt solution; Then with drawing wire machine, copper alloy bar is drawn into copper alloy single line;
(3) copper alloy wire is sent into and in heat treatment furnace, carried out ageing treatment: be first warming up to 220-260 DEG C with 100-120 DEG C/h speed, insulation 3-6h, then be warming up to 420-440 DEG C with 80-100 DEG C/h speed, insulation 1-2h; Then after being cooled to rapidly 150-170 DEG C with 220-240 DEG C/h speed, putting into 0-5 DEG C of frozen water is down to rapidly below 50 DEG C; Then take out copper alloy wire and be warming up to 80-90 DEG C with 40-50 DEG C/h speed, insulation 10-15h, be warming up to 210-230 DEG C with 60-70 DEG C/h speed again, insulation 4-8h, air cooling is warming up to 160-180 DEG C with 70-80 DEG C/h speed again to room temperature, insulation 5-10h, then be cooled to 80-90 DEG C with 50-60 DEG C/h speed, insulation 10-15h, with stove air cooling to room temperature.
2. the preparation method of high heat-conducting copper alloy wire for a kind of automotive wire bundle according to claim 1, it is characterized in that, described insulating covering agent is by the raw material of following weight part: glass powder 5-10, Wingdale 10-15, potassium felspar sand 8-12, peridotites 4-8, boron mud 12-16, volcanic ash 5-10, coconut husk charcoal 9-13, nano aluminum nitride 3-6, through mixing, dry, pulverize, cross 150-250 mesh sieve.
3. the preparation method of high heat-conducting copper alloy wire for a kind of automotive wire bundle according to claim 1, it is characterized in that, the preparation method of described refining agent is as follows: a, get the raw material of following weight part: sepiolite 3-5, fluorite 1-2, montmorillonite 2-3, sodium carbonate 3-4, Sodium Silicofluoride 4-6, vanadium diboride 2-2.5, lapis amiridis 1-2, trees ashes 2-3, nano-silicon nitride 1.5-2.5, silane resin acceptor kh-550 1-2; B, sepiolite, fluorite, montmorillonite are mixed to send at 510-540 DEG C and calcine 3-5h, take out and pulverized 200-300 mesh sieve; The slurries of 40-50% are made in the making beating that adds water, then adding concentration is the hydrochloric acid soln adjusting slurries pH=4.5-5.5 of 10-15%, 2000-3000rpm speed lapping 20-30min, it is neutral that the sodium hydroxide solution that is 15-20% by concentration regulates lapping liquid pH value, and spraying is dried to obtain powder, then adds all the other raw materials, 1000-1500rpm high-speed stirring 5-10min, dry, pulverize, cross 300-400 mesh sieve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410246098.9A CN104152728A (en) | 2014-06-05 | 2014-06-05 | Preparation method of high heat-conducting copper alloy wire for automobile wire harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410246098.9A CN104152728A (en) | 2014-06-05 | 2014-06-05 | Preparation method of high heat-conducting copper alloy wire for automobile wire harness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104152728A true CN104152728A (en) | 2014-11-19 |
Family
ID=51878349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410246098.9A Pending CN104152728A (en) | 2014-06-05 | 2014-06-05 | Preparation method of high heat-conducting copper alloy wire for automobile wire harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104152728A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575524A (en) * | 2016-02-02 | 2016-05-11 | 安徽复兴电缆集团有限公司 | Niobium alloy high performance cable |
| CN106222480A (en) * | 2016-08-29 | 2016-12-14 | 芜湖楚江合金铜材有限公司 | The high abrasion copper cash of a kind of environmental protection and processing technique thereof |
| CN110042272A (en) * | 2019-05-28 | 2019-07-23 | 中南大学 | Highly conductive high-strength CuFeNb series elastic copper alloy of one kind and preparation method thereof |
| CN112264476A (en) * | 2020-10-09 | 2021-01-26 | 安徽楚江高新电材有限公司 | Copper wire with small resistance for wind power generation motor and preparation process thereof |
| WO2021083385A1 (en) * | 2019-11-25 | 2021-05-06 | 河南科技大学 | Preparation method for copper or copper alloy material, and refining agent for refining |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5964753A (en) * | 1982-09-30 | 1984-04-12 | Dainichi Nippon Cables Ltd | Manufacture of heat-resistant aluminium alloy wire for conducting electricity |
| WO2005028143A1 (en) * | 2003-09-24 | 2005-03-31 | Sumitomo Metal Industries, Ltd. | Continuous casting mold and method of continuous casting for copper alloy |
| CN102181744A (en) * | 2011-04-27 | 2011-09-14 | 东莞市嘉盛铜材有限公司 | High-performance beryllium-copper alloy and preparation method thereof |
| CN103352140A (en) * | 2013-07-01 | 2013-10-16 | 铜陵兴怡金属材料有限公司 | High-strength high-conductivity heatproof copper alloy wire rod and preparation method thereof |
| CN103834875A (en) * | 2014-03-13 | 2014-06-04 | 安徽菲茵特电梯有限公司 | Anti-corrosion elastic alloy material and preparation method thereof |
-
2014
- 2014-06-05 CN CN201410246098.9A patent/CN104152728A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5964753A (en) * | 1982-09-30 | 1984-04-12 | Dainichi Nippon Cables Ltd | Manufacture of heat-resistant aluminium alloy wire for conducting electricity |
| WO2005028143A1 (en) * | 2003-09-24 | 2005-03-31 | Sumitomo Metal Industries, Ltd. | Continuous casting mold and method of continuous casting for copper alloy |
| CN102181744A (en) * | 2011-04-27 | 2011-09-14 | 东莞市嘉盛铜材有限公司 | High-performance beryllium-copper alloy and preparation method thereof |
| CN103352140A (en) * | 2013-07-01 | 2013-10-16 | 铜陵兴怡金属材料有限公司 | High-strength high-conductivity heatproof copper alloy wire rod and preparation method thereof |
| CN103834875A (en) * | 2014-03-13 | 2014-06-04 | 安徽菲茵特电梯有限公司 | Anti-corrosion elastic alloy material and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575524A (en) * | 2016-02-02 | 2016-05-11 | 安徽复兴电缆集团有限公司 | Niobium alloy high performance cable |
| CN106222480A (en) * | 2016-08-29 | 2016-12-14 | 芜湖楚江合金铜材有限公司 | The high abrasion copper cash of a kind of environmental protection and processing technique thereof |
| CN110042272A (en) * | 2019-05-28 | 2019-07-23 | 中南大学 | Highly conductive high-strength CuFeNb series elastic copper alloy of one kind and preparation method thereof |
| WO2021083385A1 (en) * | 2019-11-25 | 2021-05-06 | 河南科技大学 | Preparation method for copper or copper alloy material, and refining agent for refining |
| CN112264476A (en) * | 2020-10-09 | 2021-01-26 | 安徽楚江高新电材有限公司 | Copper wire with small resistance for wind power generation motor and preparation process thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104060121B (en) | The preparation method of wear-resistant copper alloy wire for a kind of automobile | |
| CN104152728A (en) | Preparation method of high heat-conducting copper alloy wire for automobile wire harness | |
| CN103014463B (en) | Processing method of anti-fatigue aluminum alloy foaming die cast | |
| CN104046809A (en) | Making method of copper alloy wire for electronic equipment of automobiles | |
| CN103014456B (en) | Processing method of corrosion-resisting aluminum alloy foaming die cast | |
| CN104046838A (en) | Preparation method of high-strength high-toughness copper alloy wire for automatic cables | |
| CN103014448A (en) | Processing method of improved 6061 aluminum alloy refrigerator foaming die cast | |
| CN104046842A (en) | Preparation method of high-content nickel-copper alloy wire for electronic instrument of automobile | |
| CN103710589A (en) | Preparation method of high-heat-conductivity aluminum alloy section for motor shell | |
| CN104046831A (en) | Making method of copper alloy wire for automobiles | |
| CN104046808A (en) | Making method of copper alloy contact wires for electrical locomotives | |
| CN104862543A (en) | Heat-resistant aluminum alloy for aircraft engine piston | |
| CN104046816A (en) | Preparation method of high-strength copper alloy wire for automobile industry | |
| CN104046815A (en) | Preparation method of low-silicon lead-substituted copper alloy wire for automobile | |
| CN104018023A (en) | Method for preparing copper alloy bonding wire for light-emitting diode (LED) encapsulation | |
| CN103469030A (en) | Anticorrosive easy-welding aluminum alloy section bar and making method thereof | |
| CN103469033A (en) | Vehicle body aluminum alloy section bar and making method thereof | |
| CN104046817B (en) | A kind of preparation method of auto industry high property copper alloy line | |
| CN103725939A (en) | Preparation method of aluminium alloy section for hot roller of duplicator | |
| CN103014457B (en) | The complete processing of modified version 7075 aluminium alloy refrigerator foaming mould foundry goods | |
| CN103710594A (en) | Method for preparing aluminum alloy sections for car bumpers | |
| CN104046840B (en) | A kind of preparation method of electronic automobile meter Albrac line | |
| CN103710652A (en) | Method for preparing aluminum alloy sections with high damage resistance | |
| CN104046810A (en) | Making method of anti-fatigue copper alloy wire for automobile elastic element | |
| CN103014458B (en) | Processing method of improved 7005 aluminum alloy refrigerator foaming die cast |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141119 |
|
| RJ01 | Rejection of invention patent application after publication |