CN102560207A - Coaxial cable-shielding corrosion-resistant aluminum-magnesium alloy wire and processing method thereof - Google Patents
Coaxial cable-shielding corrosion-resistant aluminum-magnesium alloy wire and processing method thereof Download PDFInfo
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- CN102560207A CN102560207A CN2012100533685A CN201210053368A CN102560207A CN 102560207 A CN102560207 A CN 102560207A CN 2012100533685 A CN2012100533685 A CN 2012100533685A CN 201210053368 A CN201210053368 A CN 201210053368A CN 102560207 A CN102560207 A CN 102560207A
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Abstract
The invention relates to a coaxial cable-shielding corrosion-resistant aluminum-magnesium alloy wire and a processing method thereof. The aluminum-magnesium alloy wire comprises the following components by weight percentage: 3.0-3.6 percent of magnesium, 0.18-0.30 percent of chromium, 0.2-0.6 percent of boron and aluminum in balancing amount. The coaxial cable-shielding corrosion-resistant aluminum-magnesium alloy wire is prepared by a process flow of smelting, drawing molding, heat treatment, roughly drawing, heat treatment, finely drawing and annealing and the like. The coaxial cable-shielding corrosion-resistant aluminum-magnesium alloy wire is scientific and reasonable in formulation of material components, advanced and simple in production process, high in efficiency, low in cost and resistivity and high in tensile strength and breaking elongation; the resistivity at the temperature of 20DEG C is less than or equal to 0.052 ohmmm<2>/m; the demands of the market can be met; the coaxial cable-shielding corrosion-resistant aluminum-magnesium alloy wire is an ideal coaxial cable shielding material; the coaxial cable-shielding and corrosion-resistant performance, the tensile strength and the breaking elongation can be improved; and compared with a copper wire, the aluminum-magnesium alloy wire is poor in recovery value, so that a cable stealing phenomenon can be reduced and avoided.
Description
Technical field
The present invention relates to a kind of coaxial cable shield and use the protection against corrosion aluminum-magnesium alloy wire, and the manufacturing working method of this alloy silk, new material technology field belonged to.
Background technology
The braid(ed)ply of concentric cable generally is to adopt tinned copper wire or aluminum-magnesium alloy wire, the tinned copper wire advantages of good shielding performance, but cost is high, and aluminum-magnesium alloy wire has light specific gravity, low, the anti-couple-corrosion of cost.Contain compositions such as aluminium, magnesium, chromium in the material of the used aluminum-magnesium alloy wire of concentric cable braid shielded, accomplish through technologies such as melting, moulding, thermal treatment, stretchings.Existing aluminum-magnesium alloy wire resistivity is higher, and tensile strength and elongation at break are not ideal.So though the tinned copper wire cost is high, the braid(ed)ply of some concentric cable still adopts tinned copper wire; Cause the waste of valuable copper product; Particularly the recovery value of copper product is high, causes some local cable steal phenomena that take place, and has a strong impact on industrial and agricultural production and people's orthobiosis.
Summary of the invention
The objective of the invention is is exactly for satisfying the needs in market; Deficiency to above-mentioned prior art existence; Provide a kind of coaxial cable shield with protection against corrosion aluminum-magnesium alloy wire and working method thereof; To reach the resistivity purpose that reduces aluminum-magnesium alloy wire, make it the resistivity≤0.052 Ω mm2/m in the time of 20 ℃, improve coaxial cable shield and Corrosion Protection and tensile strength and elongation at break.
Technical scheme of the present invention is: coaxial cable shield is used the protection against corrosion aluminum-magnesium alloy wire, and aluminum-magnesium alloy wire contains magnesium, chromium, boron, aluminium, and the weight percent of its composition is: magnesium 3.0-3.6%, chromium O.18-0.30%, boron O.2-0.6%, surplus is aluminium.
Coaxial cable shield comprises the steps: with the working method of protection against corrosion aluminum-magnesium alloy wire
(1) join the aluminum-magnesium alloy wire material by weight percentage: magnesium 3.0-3.6%, chromium O.18-0.30%, boron O.2-0.6%, surplus is aluminium;
(2) the aluminum-magnesium alloy wire material is carried out melting and pulling shaping;
(3) hydronalium of pulling shaping is heat-treated;
(4) earlier rough through the heat treated hydronalium of step (3), pull into aluminum-magnesium alloy wire in carrying out again;
(5) after being heat-treated, the aluminum-magnesium alloy wire that pulls in the step (4) carefully pulls into the aluminum-magnesium alloy wire volume;
(6) aluminum-magnesium alloy wire that carefully pulls into of step (5) involves in into the tubular type annealing device of automatic monitoring and anneals, and makes coaxial cable shield and uses the protection against corrosion aluminum-magnesium alloy wire.
The described pulling shaping of step (2) is to pull into strip or wire.
The said heat treated temperature of step (3) is 390-425 ℃.
The said heat treated temperature of step (5) is 380-420 ℃.
The said tubular type annealing device of step (6) comprises paying out machine, wire coiler, lehre and supervisory system; The aluminum-magnesium alloy wire package that carefully pulls into is on paying out machine; Supervisory system is set annealed time and temperature, and the time is 0.2-1.0 minute, and temperature is 390-425 ℃.
The sense of rotation of said paying out machine and wire coiler is identical with rotating speed, and rotating speed is 880-900 to be changeed.
Material composition proportioning of the present invention is scientific and reasonable, and production technique is advanced simple, and production efficiency is high, and cost is low.The resistivity of the aluminum-magnesium alloy wire of manufacturing out is low; Good tensile strength and elongation at break are arranged; Resistivity in the time of 20 ℃≤0.052 Ω mm2/m; Satisfying the demand in market, is ideal coaxial cable shield material, can improve coaxial cable shield and Corrosion Protection and tensile strength and elongation at break.Aluminum-magnesium alloy wire is compared with copper wire, and recovery value is poor, can reduce, avoid the steal phenomenon of cable, helps ensureing industrial and agricultural production and people's orthobiosis.
Embodiment
Embodiment 1
(1) join the aluminum-magnesium alloy wire material by weight percentage: magnesium 3.0%, chromium O.18%, boron O.2%, surplus is aluminium;
(2) the aluminum-magnesium alloy wire material is carried out melting and pulling shaping is strip or wire;
(3) hydronalium of pulling shaping is heat-treated, heat treated temperature is 390 ℃;
(4) earlier rough through the heat treated hydronalium of step (3), pull into aluminum-magnesium alloy wire in carrying out again;
(5) carefully pull into the aluminum-magnesium alloy wire volume after the aluminum-magnesium alloy wire that pulls in the step (4) is heat-treated, the heat treated temperature of aluminum-magnesium alloy wire is 380 ℃;
(6) aluminum-magnesium alloy wire that carefully pulls into of step (5) involves in into the tubular type annealing device of automatic monitoring and anneals.Said tubular type annealing device comprises paying out machine, wire coiler, lehre and supervisory system, and the aluminum-magnesium alloy wire package that carefully pulls into is on paying out machine, and supervisory system is set annealed time and temperature, and the time is 0.2 minute, and temperature is 390 ℃.The sense of rotation of paying out machine and wire coiler is identical with rotating speed, and rotating speed is 880-900 to be changeed.After the annealing, make coaxial cable shield and use the protection against corrosion aluminum-magnesium alloy wire.
The pull-off force of testting this aluminum-magnesium alloy wire is 5.2N, and elongation at break is 12.5, the resistivity in the time of 20 ℃≤0.052 Ω mm2/m.
Embodiment 2
(1) join the aluminum-magnesium alloy wire material by weight percentage: magnesium 3.6%, chromium 0.30%, boron 0.6%, surplus are aluminium;
(2) the aluminum-magnesium alloy wire material is carried out melting and pulling shaping is strip or wire;
(3) hydronalium of pulling shaping is heat-treated, heat treated temperature is 425 ℃;
(4) earlier rough through the heat treated hydronalium of step (3), pull into aluminum-magnesium alloy wire in carrying out again;
(5) carefully pull into the aluminum-magnesium alloy wire volume after the aluminum-magnesium alloy wire that pulls in the step (4) is heat-treated, the heat treated temperature of aluminum-magnesium alloy wire is 420 ℃;
(6) aluminum-magnesium alloy wire that carefully pulls into of step (5) involves in into the tubular type annealing device of automatic monitoring and anneals.Said tubular type annealing device comprises paying out machine, wire coiler, lehre and supervisory system, and the aluminum-magnesium alloy wire package that carefully pulls into is on paying out machine, and supervisory system is set annealed time and temperature, and the time is 1.0 minutes, and temperature is 425 ℃.The sense of rotation of paying out machine and wire coiler is identical with rotating speed, and rotating speed is 880-900 to be changeed.After the annealing, make coaxial cable shield and use the protection against corrosion aluminum-magnesium alloy wire.
The pull-off force of testting this aluminum-magnesium alloy wire is 5.25N, and elongation at break is 13.0, the resistivity in the time of 20 ℃≤0.052 Ω mm2/m.
Embodiment 3
(1) join the aluminum-magnesium alloy wire material by weight percentage: magnesium 3.0-3.6%, chromium O.18-0.30%, boron O.2-0.6%, surplus is aluminium;
(2) the aluminum-magnesium alloy wire material is carried out melting and pulling shaping is strip or wire;
(3) hydronalium of pulling shaping is heat-treated, heat treated temperature is 390-425 ℃;
(4) earlier rough through the heat treated hydronalium of step (3), pull into aluminum-magnesium alloy wire in carrying out again;
(5) carefully pull into the aluminum-magnesium alloy wire volume after the aluminum-magnesium alloy wire that pulls in the step (4) is heat-treated, heat treated temperature is 380-420 ℃;
(6) aluminum-magnesium alloy wire that carefully pulls into of step (5) involves in into the tubular type annealing device of automatic monitoring and anneals; Said tubular type annealing device comprises paying out machine, wire coiler, lehre and supervisory system; The aluminum-magnesium alloy wire package that carefully pulls into is on paying out machine; Supervisory system is set annealed time and temperature, and the time is 0.2-1.0 minute, and temperature is 390-425 ℃.The sense of rotation of paying out machine and wire coiler is identical with rotating speed, and rotating speed is 880-900 to be changeed.After the annealing, make coaxial cable shield and use the protection against corrosion aluminum-magnesium alloy wire.
The pull-off force of testting this aluminum-magnesium alloy wire is 5.25N, and elongation at break is 12.8, the resistivity in the time of 20 ℃≤0.052 Ω mm2/m.
Embodiment 4
(1) join the aluminum-magnesium alloy wire material by weight percentage: magnesium 3.3%, chromium O.24%, boron O.3%, surplus is aluminium;
(2) the aluminum-magnesium alloy wire material is carried out melting and pulling shaping is strip or wire;
(3) hydronalium of pulling shaping is heat-treated, heat treated temperature is 410 ℃;
(4) earlier rough through the heat treated hydronalium of step (3), pull into aluminum-magnesium alloy wire in carrying out again;
(5) carefully pull into the aluminum-magnesium alloy wire volume after the aluminum-magnesium alloy wire that pulls in the step (4) is heat-treated, heat treated temperature is 400 ℃;
(6) aluminum-magnesium alloy wire that carefully pulls into of step (5) involves in into the tubular type annealing device of automatic monitoring and anneals; The tubular type annealing device comprises paying out machine, wire coiler, lehre and supervisory system; The aluminum-magnesium alloy wire package that carefully pulls into is on paying out machine; Supervisory system is set annealed time and temperature, and the time is 0.8 minute, and temperature is 410 ℃.The sense of rotation of paying out machine and wire coiler is identical with rotating speed, and rotating speed is 880-900 to be changeed.After the annealing, make coaxial cable shield and use the protection against corrosion aluminum-magnesium alloy wire.
The pull-off force of testting this aluminum-magnesium alloy wire is 5.22N, and elongation at break is 12.6, the resistivity in the time of 20 ℃≤0.052 Ω mm2/m.
Claims (7)
1. a coaxial cable shield is used the protection against corrosion aluminum-magnesium alloy wire, it is characterized in that aluminum-magnesium alloy wire contains magnesium, chromium, boron, silicon, aluminium, and the weight percent of its composition is: magnesium 3.0-3.6%, chromium O.18-0.30%, boron O.2-0.6%, surplus is aluminium.
2. a coaxial cable shield is characterized in that comprising the steps: with the working method of protection against corrosion aluminum-magnesium alloy wire
(1) join the aluminum-magnesium alloy wire material by weight percentage: magnesium 3.0-3.6%, chromium O.18-0.30%, boron O.2-0.6%, surplus is aluminium;
(2) the aluminum-magnesium alloy wire material is carried out melting and pulling shaping;
(3) hydronalium of pulling shaping is heat-treated;
(4) earlier rough through the heat treated hydronalium of step (3), pull into aluminum-magnesium alloy wire in carrying out again;
(5) after being heat-treated, the aluminum-magnesium alloy wire that pulls in the step (4) carefully pulls into the aluminum-magnesium alloy wire volume;
(6) aluminum-magnesium alloy wire that carefully pulls into of step (5) involves in into the tubular type annealing device of automatic monitoring and anneals, and makes coaxial cable shield and uses the protection against corrosion aluminum-magnesium alloy wire.
3. coaxial cable shield according to claim 2 is characterized in that with the working method of protection against corrosion aluminum-magnesium alloy wire the described pulling shaping of step (2) is to pull into strip or wire.
4. coaxial cable shield according to claim 2 is characterized in that with the working method of protection against corrosion aluminum-magnesium alloy wire the said heat treated temperature of step (3) is 390-425 ℃.
5. coaxial cable shield according to claim 2 is characterized in that with the working method of protection against corrosion aluminum-magnesium alloy wire the said heat treated temperature of step (5) is 380-420 ℃.
6. coaxial cable shield according to claim 2 is with the working method of protection against corrosion aluminum-magnesium alloy wire; It is characterized in that the said tubular type annealing device of step (6) comprises paying out machine, wire coiler, lehre and supervisory system; The aluminum-magnesium alloy wire package that carefully pulls into is on paying out machine; Supervisory system is set annealed time and temperature, and the time is 0.2-1.0 minute, and temperature is 390-425 ℃.
7. coaxial cable shield according to claim 6 is characterized in that with the working method of protection against corrosion aluminum-magnesium alloy wire the sense of rotation of said paying out machine and wire coiler is identical with rotating speed, and rotating speed is 880-900 to be changeed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100533685A CN102560207A (en) | 2012-03-03 | 2012-03-03 | Coaxial cable-shielding corrosion-resistant aluminum-magnesium alloy wire and processing method thereof |
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| CN2012100533685A CN102560207A (en) | 2012-03-03 | 2012-03-03 | Coaxial cable-shielding corrosion-resistant aluminum-magnesium alloy wire and processing method thereof |
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| CN102560207A true CN102560207A (en) | 2012-07-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167867A (en) * | 2015-12-30 | 2016-11-30 | 河海大学 | A kind of rare-earth containing aluminium magnesium alloy electromagnetic shielding silk round wires |
| CN112289479A (en) * | 2020-09-09 | 2021-01-29 | 杭州尖力机械有限公司 | Electromagnetic shielding aluminum-magnesium alloy cable and production process thereof |
-
2012
- 2012-03-03 CN CN2012100533685A patent/CN102560207A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167867A (en) * | 2015-12-30 | 2016-11-30 | 河海大学 | A kind of rare-earth containing aluminium magnesium alloy electromagnetic shielding silk round wires |
| CN112289479A (en) * | 2020-09-09 | 2021-01-29 | 杭州尖力机械有限公司 | Electromagnetic shielding aluminum-magnesium alloy cable and production process thereof |
| CN112289479B (en) * | 2020-09-09 | 2022-03-18 | 杭州尖力机械有限公司 | Electromagnetic shielding aluminum-magnesium alloy cable and production process thereof |
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Application publication date: 20120711 |