CN103413632A - Surface oxidation resistant treatment device for copper-cladding aluminum bimetallic composite wire - Google Patents

Surface oxidation resistant treatment device for copper-cladding aluminum bimetallic composite wire Download PDF

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Publication number
CN103413632A
CN103413632A CN2013103940391A CN201310394039A CN103413632A CN 103413632 A CN103413632 A CN 103413632A CN 2013103940391 A CN2013103940391 A CN 2013103940391A CN 201310394039 A CN201310394039 A CN 201310394039A CN 103413632 A CN103413632 A CN 103413632A
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China
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copper
tank
wire
strengthening
cladding aluminum
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CN2013103940391A
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Chinese (zh)
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汪亚英
朱建华
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Danyang Lihua Electronics Co Ltd
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Danyang Lihua Electronics Co Ltd
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Priority to CN2013103940391A priority Critical patent/CN103413632A/en
Publication of CN103413632A publication Critical patent/CN103413632A/en
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Abstract

The invention discloses a surface oxidation resistant treatment device for a copper-cladding aluminum bimetallic composite wire. The device is composed of five continuous parts including a pretreatment tank, a hardened anodic oxidation tank, a spray drying mechanism, a closed mechanism and a forced drying mechanism and the like, wherein the pretreatment tank is used for surface cleaning of an annealed wire, the hardened anodic oxidation tank is used for obtaining an anodic oxidation layer on the surface of the copper-cladding aluminum wire, the spray drying mechanism is used for quickly removing residual liquid on the wire in the first two working procedures, so that the surface is clean and dry, and the closed mechanism and the forced drying mechanism are used for protecting the anodic oxidation layer and stabilizing the insulating property of the copper-cladding aluminum wire. After treatment by using the process, the low-voltage insulating copper-cladding aluminum wire with conventional surface morphology and mechanical properties can be obtained, the dielectric strength is above 80 V and below 200 V, and additionally, the basic structure, the operation habit and the production efficiency of an original production line are not affected.

Description

A kind of copper cover aluminum bimetallic composite wire rod surface anti-oxidation processing unit
Technical field
The present invention relates to a kind of copper cover aluminum bimetallic composite wire rod surface anti-oxidation processing unit, for the online insulation processing after the copper-clad aluminum conductor conventional annealing, be specially adapted to tens of wire rod high-speed production, the original production lineman is made to parameter substantially without impact.
Background technology
The anodized of copper and copper alloy is generally used for improving its corrosion resistance or meets its surperficial special decoration requirement, in general, anodized through the long period, copper and copper alloy surface such as can form from pitch black to light green at oxide or the complex compound compact film of color, and have higher insulation property.And the conventional production process of copper enamelled wire, without the special surface preliminary treatment, can reach the voltage withstand class of wire thousands of volts easily, but general device is more complicated, production line is longer, can't be directly used in the low-voltage insulation line.
Summary of the invention
For above deficiency, the present invention seeks to significantly do not changing copper-clad aluminum conductor surface color and polish and texture, do not reduce under the prerequisite of wire production speed simultaneously as far as possible, provide a kind of copper cover aluminum bimetallic composite wire rod surface anti-oxidation processing unit online anti-oxidation quick treatment device, to guarantee that its voltage withstand class reaches 80V, reduce as far as possible equipment manufacturing cost simultaneously.
Technical scheme of the present invention is achieved in the following ways: copper cover aluminum bimetallic composite wire rod surface anti-oxidation processing unit, successively by wire annealing mechanism 1, pretreatment tank 2, strengthening anodizing tank 5, tank II8, hot body 9, closing means 10, hood 11, rapid draing mechanism 12, in-built electrical heated filament 13, compressed air 14, take-up mechanism 15 forms, it is characterized in that: the Coating Aluminum Weir Materials with Copper Layer of described annealing in process is through annealing mechanism 1, pretreatment tank 2, strengthening anodizing tank 5, the spray drying mechanism, after 12 5 continuous processs of closing means 10 and rapid draing mechanism are processed, the low-voltage insulation copper-clad aluminum conductor that must have conventional configuration of surface and mechanical property.
Described strengthening anodic oxidation mechanism comprises and adapts to copper-clad aluminum conductor production and the conduction of anodized and four groups of wire schedules of insulation.
Described after pretreatment tank, strengthening anodizing tank and closing means, add respectively the controlled spray of temperature, flow and speed and drying device.
Remarkable result of the present invention is: 1 by the processing of pretreatment tank and strengthening anodizing tank, realizes the fast anode oxidation processes to the copper surface.2 spraying mechanisms and hot body use, make oxidized surface can adapt to rapidly follow-up sealing insulation processing.3 specially designed closing means and rapid draing mechanism guarantee that the sealing insulation processing does not affect former take-up speed.4 are applicable to the continuous production of the similar wire rod of different size, and the device job stability is good.5 can make under Parameter Conditions to introduce this device not changing the original production lineman fully.
The accompanying drawing explanation
In figure: 1 be wire annealing mechanism, 2 for pretreatment tank, 3 for spray thrower I, 4 for tank I, 5 for strengthening anodizing tank, 6 for DC power supply, 7 for spray thrower II, 8 tank II, 9 for hot body, 10 for closing means, 11 for hood, 12 for rapid draing mechanism, 13 for in-built electrical heated filament, 14 for compressed air, 15 for take-up mechanism., 16 copper-clad aluminum conductors.
Embodiment
As shown in Figure 1, at pretreatment stage, the copper-clad aluminum conductor 16 after continuous annealing is done to the rust cleaning clean by pretreatment tank 2, after spraying mechanism I2 cleans, import strengthening anodizing tank 5.Shower water after use is faintly acid, and I4 directly discharges through tank.
Copper-clad aluminum conductor after anodic oxidation is removed residual anodizing solution by spraying mechanism II7 Rapid Cleaning after going out groove, and dries up fast by hot body 9.Shower water after use is alkalescent,, with after the acid shower water of tank I4 mixes, can directly discharge through tank II8.
Anodic oxidation copper-clad aluminum conductor after cleaning-drying is processed by the sealing that closing means 10 completes anodic oxide coating, imports normal take-up mechanism 15 after rapid draing mechanism 12 processes.
Above process completes continuously, copper-clad aluminum conductor 16 is when turnover pretreatment tank 2 and anodizing tank 5, all have the directive wheel of accurate design strictly to lead, wherein the directive wheel of anodizing tank in-out end selects electric conducting material to make that (physical dimension is with original production line like.
During production, can first copper-clad aluminum conductor be reached the standard grade by root, and add by technological requirement and prepare pretreatment fluid and anodizing solution in groove 2,5, heating tank 5 is to temperature required simultaneously, after temperature stabilization to be heated, can formal rolling (during annealing furnace synchronously heat up).
For guaranteeing to leave the sealing treatment effect of the anodic oxidation line of rabbet joint, cleaning-drying must be very abundant.During production, can realize by increasing the means such as water, atmospheric pressure and temperature or prolongation winding-up distance.
It is one of important step determined low-voltage insulation line quality that sealing is processed, and is also the greatest factor that determines take-up speed.Can select different coatings and drying means according to confining liquid character and field condition.Wherein with dip-coating with brush more for convenience, comparatively common with heated-air drying.
The present invention intends being applied on the normality production line of copper-clad aluminum conductor, and whole technique is between wire annealing mechanism 1 and finished product take-up mechanism 15.Therefore, in this device installation process, need to be complementary with original production line structure parameter.Each operating mechanism's title and act on as follows in accompanying drawing 1:
1, wire annealing mechanism: original production line basic configuration.For adjusting the mechanical property that copper-clad aluminum conductor is finally used state.
2, pretreatment tank: copper-clad aluminum conductor is done to surface activation process, with formation and the bond strength that improves follow-up anodic oxide coating.
3, spraying mechanism I: residual for the Rapid Cleaning activating solution, reduce the pollution of antianode oxidation solution.
4, tank I: accept shower water, can directly discharge (referring to " embodiment ").
5, strengthening anodizing tank: the anodizing tank of subsidiary heating and attemperating unit, realize the fast anode oxidation to copper-clad aluminum conductor, the heating-up temperature scope is room temperature ~ 100 ℃.The wire schedule of each configuration conduction of its two ends and insulation, guide roller quantity can require to adjust according to the original production line.
6, DC power supply: anodic oxidation constant current DC power supply, its operating current should be able to carry out accurate adjustment according to the quantity of processing simultaneously copper-clad aluminum conductor and sectional area.
7, spraying mechanism II: residual for the Rapid Cleaning anodizing solution, with hot body (9) coupling, guarantee sealing processing required dry cleansing surface.
8, tank II: accept shower water, can directly discharge.
9, hot body: compressed air to copper-clad aluminum conductor, makes it dry tack free through the heating after-blow of this mechanism.
10, closing means: use the liquid insulating resin of quick-dry type evenly to smear anodic oxide coating.
11, hood: join with blower fan, by outside a small amount of organic exhaust gas (being mainly confining liquid solvent evaporates thing) discharge chamber of closing step generation.
12, rapid draing mechanism: a long and narrow heating cabinet, the reverse compressed air that passes into, the copper-clad aluminum conductor surficial sealing layer rapid draing after making to seal is solidified.
13, in-built electrical heated filament: can control heating-up temperature, and form certain temperature gradient.
14, compressed air: drying medium.
15, take-up mechanism: original production line basic configuration.Be used for copper-clad aluminum conductor by the specification of enterprise's appointment and coil heavily rolling.
Embodiment 1;
Φ 0.12mm copper-clad aluminum conductor, parallel 20-40 root, take-up speed 120-150m/min, after annealing and anodic oxidation auxiliary low pressure insulation processing, outward appearance and intensity and former wire rod approach, and the puncture voltage test result is 70-120V.
Embodiment 2:
Φ 1.02mm copper-clad aluminum conductor, parallel 40, take-up speed 100-120m/min, after annealing and anodic oxidation auxiliary low pressure insulation processing, outward appearance and intensity and former wire rod approach, and the withstand voltage test result is 80-140V.
Performance comparison before and after table 1 copper-clad aluminum conductor anodic oxidation auxiliary low pressure insulation processing
Performance Hot strength (MPa) Conductivity or resistivity (Ω. mm 2/m) Puncture voltage (V)
The low-voltage insulation line 258 0.02676 100
The former line of copper cover aluminum 246 0.02676 0

Claims (3)

1. copper cover aluminum bimetallic composite wire rod surface anti-oxidation processing unit, successively by wire annealing mechanism, pretreatment tank, the strengthening anodizing tank, tank II, hot body, closing means, hood, rapid draing mechanism, the in-built electrical heated filament, compressed air, take-up mechanism forms, it is characterized in that: the Coating Aluminum Weir Materials with Copper Layer of described annealing in process is through annealing mechanism, pretreatment tank, the strengthening anodizing tank, the spray drying mechanism, after five continuous processs of closing means and rapid draing mechanism are processed, the low-voltage insulation copper-clad aluminum conductor that must have conventional configuration of surface and mechanical property.
2. copper cover aluminum bimetallic composite wire rod surface anti-oxidation processing unit according to claim 1 is characterized in that: described strengthening anodic oxidation mechanism comprises and adapts to copper-clad aluminum conductor production and the conduction of anodized and four groups of wire schedules of insulation.
3. copper cover aluminum bimetallic composite wire rod surface anti-oxidation processing unit according to claim 1, it is characterized in that: described after pretreatment tank, strengthening anodizing tank and closing means, add respectively the controlled spray of temperature, flow and speed and drying device.
CN2013103940391A 2013-09-02 2013-09-02 Surface oxidation resistant treatment device for copper-cladding aluminum bimetallic composite wire Pending CN103413632A (en)

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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016022957A1 (en) * 2014-08-07 2016-02-11 Henkel Ag & Co. Kgaa Continuous coating apparatus for electroceramic coating of cable
WO2016022903A1 (en) * 2014-08-07 2016-02-11 Henkel Ag & Co. Kgaa Apparatus for electroceramic coating of high tension cable wire
CN111155160A (en) * 2020-02-24 2020-05-15 北京大学 Method for reducing oxidation speed of metal product
CN112111775A (en) * 2020-08-15 2020-12-22 智兴(上海)五金有限公司 Rapid oxidation treatment system for lead
CN114197007A (en) * 2021-05-18 2022-03-18 西比里电机技术(苏州)有限公司 Conductor wire thermoelectric chemical oxidation treatment device
CN116536733A (en) * 2023-07-07 2023-08-04 盐城大丰建平铝制品有限责任公司 Be used for high-purity aluminium wire surface treatment equipment

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CN101343684A (en) * 2007-07-27 2009-01-14 杭州中策富春江电缆有限公司 Continuous on-line anneal technique for bi-metal wire bar and special apparatus thereof
CN101783214A (en) * 2010-03-31 2010-07-21 李文铎 Device and method for coating lacquer to manufacture enamelled wire through screw extrusion method
CN201584224U (en) * 2009-12-04 2010-09-15 傅氏国际(大连)双金属线缆有限公司 Copper-clad aluminum wire production equipment
CN102254637A (en) * 2011-04-19 2011-11-23 常州明豪新金属材料有限公司 Process for anodic oxidation auxiliary low-voltage insulation treatment of copper clad aluminium wire
CN102254638A (en) * 2011-04-19 2011-11-23 常州明豪新金属材料有限公司 Production system for carrying out anodizing low-voltage insulation treatment on copper clad aluminum wires
CN202307358U (en) * 2011-11-10 2012-07-04 四川鑫益铜铝线材有限公司 Novel high frequency combined cotton-covering machine for copper-aluminum wire

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101343684A (en) * 2007-07-27 2009-01-14 杭州中策富春江电缆有限公司 Continuous on-line anneal technique for bi-metal wire bar and special apparatus thereof
CN201584224U (en) * 2009-12-04 2010-09-15 傅氏国际(大连)双金属线缆有限公司 Copper-clad aluminum wire production equipment
CN101783214A (en) * 2010-03-31 2010-07-21 李文铎 Device and method for coating lacquer to manufacture enamelled wire through screw extrusion method
CN102254637A (en) * 2011-04-19 2011-11-23 常州明豪新金属材料有限公司 Process for anodic oxidation auxiliary low-voltage insulation treatment of copper clad aluminium wire
CN102254638A (en) * 2011-04-19 2011-11-23 常州明豪新金属材料有限公司 Production system for carrying out anodizing low-voltage insulation treatment on copper clad aluminum wires
CN202307358U (en) * 2011-11-10 2012-07-04 四川鑫益铜铝线材有限公司 Novel high frequency combined cotton-covering machine for copper-aluminum wire

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016022957A1 (en) * 2014-08-07 2016-02-11 Henkel Ag & Co. Kgaa Continuous coating apparatus for electroceramic coating of cable
WO2016022948A1 (en) * 2014-08-07 2016-02-11 Henkel Ag & Co. Kgaa Continuous coating apparatus for electroceramic coating of metal coil or wire
WO2016022903A1 (en) * 2014-08-07 2016-02-11 Henkel Ag & Co. Kgaa Apparatus for electroceramic coating of high tension cable wire
US9953747B2 (en) 2014-08-07 2018-04-24 Henkel Ag & Co. Kgaa Electroceramic coating of a wire for use in a bundled power transmission cable
CN111155160A (en) * 2020-02-24 2020-05-15 北京大学 Method for reducing oxidation speed of metal product
CN112111775A (en) * 2020-08-15 2020-12-22 智兴(上海)五金有限公司 Rapid oxidation treatment system for lead
CN112111775B (en) * 2020-08-15 2023-02-03 智兴(上海)五金有限公司 Rapid oxidation treatment system for lead
CN114197007A (en) * 2021-05-18 2022-03-18 西比里电机技术(苏州)有限公司 Conductor wire thermoelectric chemical oxidation treatment device
CN116536733A (en) * 2023-07-07 2023-08-04 盐城大丰建平铝制品有限责任公司 Be used for high-purity aluminium wire surface treatment equipment
CN116536733B (en) * 2023-07-07 2023-09-22 盐城大丰建平铝制品有限责任公司 Be used for high-purity aluminium wire surface treatment equipment

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Application publication date: 20131127