CN201527848U - Anti-oxidation device for clad-welding of CCA - Google Patents
Anti-oxidation device for clad-welding of CCA Download PDFInfo
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- CN201527848U CN201527848U CN2009202171979U CN200920217197U CN201527848U CN 201527848 U CN201527848 U CN 201527848U CN 2009202171979 U CN2009202171979 U CN 2009202171979U CN 200920217197 U CN200920217197 U CN 200920217197U CN 201527848 U CN201527848 U CN 201527848U
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- copper
- oxidation
- cover aluminum
- nitrogen
- oxidation device
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Abstract
An anti-oxidation device for clad-welding of CCA (copper clad aluminum) comprises a nitrogen protection chest, an argon protection chest, a three-roll calendaring device and a sized calendaring device. The nitrogen protection chest is arranged near a feed opening, and a nitrogen blowpipe is arranged in the nitrogen protection chest and is in the position near to a copper strip and an aluminum stem; and the argon protection chest is arranged in an extrusion longitudinal lapping area, and an argon gas blowpipe, a press roll and a welding tungsten electrode are arranged in the argon protection chest. By adopting the anti-oxidation device, the whole process of clad-welding forming of the copper strip and the aluminum stem is under the protection of inert gas, so that the oxidation on the bonding surface of the copper strip and the aluminum stem is better prevented; and the produced CCA bus has high electrical conductivity, and can replace pure copper in certain use occasions, thereby reducing cost and being superior to copper in signal transmission aspect.
Description
Technical field
The utility model relates to a kind of copper cover aluminum clad welded device, relates in particular to the anti-oxidation device of a kind of copper cover aluminum clad welded.
Background technology
As everyone knows, conducting electricity very well of copper wires, but price is more expensive, though and the price of aluminium wire is lower, but conductivity is but not as copper wires, continuous consumption along with the copper resource, the price of copper is also more and more higher, therefore people often select the aluminium in copper alloy line material to come the Alloy instead of Copper wire rod in the production application process of reality, and the production method of copper cover aluminum wire rod has clad welded method and galvanoplastic at present, galvanoplastic are in the surface of aluminum core line plating layer of copper, but three shortcomings of this kind method ubiquity, 1.: speed of production is slow excessively, can not satisfy the demand of high speed development, lose time and resource, 2.: coating performance is harder, and lead ftractures easily through crooked back copper layer, and 3.: electroplate liquid is dealt with improperly and polluted the environment.
Therefore adopt the clad welded method to produce the copper-clad aluminum conductor material at present mostly, but problem of ubiquity in the industry at present, in the course of processing of copper cover aluminum wire rod, copper strips and aluminium bar are to carry out in air dielectric, copper strips and aluminium bar are easy to oxidized, on copper aluminium faying face, can form oxide layer like this, cause copper aluminium molecule can not be diffused into the other side's human body mutually, have a strong impact on the conductance of copper cover aluminum wire rod.
Be directed to above-mentioned situation, in fact be necessary to provide a kind of copper cover aluminum anti-oxidation device, the anti-oxidation device of this copper cover aluminum is not only simple in structure, and can effectively prevent in the copper cover aluminum wire rod course of processing oxidized, to overcome defective of the prior art.
The utility model content
The purpose of this utility model just provides the anti-oxidation device of a kind of copper cover aluminum clad welded, and the anti-oxidation device of this copper cover aluminum clad welded is not only simple in structure, and can effectively prevent in the copper cover aluminum wire rod course of processing oxidized.
For reaching above-mentioned purpose, the utility model provides a kind of copper cover aluminum clad welded anti-oxidation device, and wherein, the anti-oxidation device of described copper cover aluminum clad welded comprises the first class of protection device, secondary protective device and calender device.
Especially, described first class of protection device is the nitrogen protection case, and described nitrogen protection case is arranged near the charging aperture, and is provided with the nitrogen blowpipe in the described nitrogen protection case, and described nitrogen blowpipe is arranged at the position of copper strips and aluminium bar.
Especially, described secondary protective device is the argon shield case, and described argon shield case is arranged at the vertical bag of extruding district, and is provided with the argon gas blowpipe in the described argon shield case, and tungsten electrode is put and welded to the vertical packing of extruding.
Especially, described calender device comprises that three roll-ins prolong device and sizing calender device.
Compared to prior art, the utility model provides a kind of copper cover aluminum clad welded anti-oxidation device, and the anti-oxidation device of this copper cover aluminum clad welded is not only simple in structure, and can effectively prevent in the copper cover aluminum wire rod course of processing oxidized.
Description of drawings
With embodiment the utility model is described in further detail with reference to the accompanying drawings below.
Fig. 1 is the structural representation of the utility model embodiment.
Among the figure:
1, copper strips; 2, aluminium bar; 3, nitrogen protection case; 4, metal hairbrush; 5, nitrogen blowpipe; 6, argon shield case; 7, the vertical packing of extruding is put; 8, argon gas blowpipe; 9, welding tungsten electrode; 10, device is prolonged in three roll-ins; 11, sizing calender device; 12, copper wrapped aluminum bus.
Embodiment
Please refer to shown in Figure 1; Fig. 1 is the structural representation of the utility model embodiment; the utility model provides a kind of copper cover aluminum clad welded anti-oxidation device; in present embodiment; the anti-oxidation device of described copper cover aluminum clad welded comprises nitrogen protection case 3; argon shield case 6; device 10 and sizing calender device 11 are prolonged in three roll-ins; described nitrogen protection case 3 is arranged at the charging aperture annex; be provided with metal hairbrush 4 and nitrogen blowpipe 5 in the described nitrogen protection case 3; described metal hairbrush 4 is used for cleaning the faying face of copper strips 1 and aluminium bar 2; so that expose the metal human body; described nitrogen blowpipe 5 is arranged at the position of copper strips 1 and aluminium bar 2; be used for closely purging the faying face of copper strips 1 and aluminium bar 2; not only can prevent the faying face oxidation of copper strips 1 and aluminium bar 2, and can make copper strips 1 and the aluminium bar 2 handled through metal hairbrush 4 avoid metal particle to glue body.Described argon shield case 6 is arranged at the vertical bag of extruding district; and be provided with argon gas blowpipe 8 in the described argon shield case 6; the vertical packing of extruding puts 7 and welding tungsten electrode 9; described argon gas blowpipe 8 pours protection inert gas argon gas in argon shield case 6; so that be coated on the faying face of aluminium bar 2 at the faying face of better anti-oxidation environment with copper strips 1; and in the environment of argon gas, utilize the slit of 9 pairs of copper strips 1 of welding tungsten electrode to weld; utilize described three roll-ins to prolong device 10 then and sizing calender device 11 prolongs through 120 ° three roll-ins each other and gap between copper aluminium faying face and the protective gas between the gap are eliminated in wire drawing die sizing calendering; make the copper aluminium molecule on the copper aluminium faying face be diffused into the other side's human body mutually, form the copper wrapped aluminum bus 12 of albronze layer.
The utility model is provided with nitrogen protection case 3 and argon shield case 6 on original copper cover aluminum clad welded device; make in the clad welded forming process of copper strips 1 and aluminium bar 2; all the time be in the protection of inert gas; well prevented the oxidative phenomena of the faying face of copper strips 1 and aluminium bar 2; make the copper wrapped aluminum bus 12 conductance height of production; certain use occasion replaces fine copper down, reduces cost, and is better than copper at the side signal transmission face.
Fig. 1 is the structural representation of the utility model embodiment; but the anti-oxidation device of a kind of copper cover aluminum clad welded of the utility model is not limited to arrangement mode and this a kind of shape of this a kind of assembly; as shown in Figure 1; satisfying on the basis of its function; can change along with the change that position and shape are set of nitrogen protection case and argon shield case; the change that anyone makes arrangements of components mode of the present utility model, model and shape on principle of the present utility model basis has easily then all fallen into protection range of the present utility model.
Claims (4)
1. anti-oxidation device of copper cover aluminum clad welded, it is characterized in that: the anti-oxidation device of described copper cover aluminum clad welded comprises the first class of protection device, secondary protective device and calender device.
2. the anti-oxidation device of copper cover aluminum clad welded according to claim 1; it is characterized in that: described first class of protection device is the nitrogen protection case; described nitrogen protection case is arranged near the charging aperture; and be provided with the nitrogen blowpipe in the described nitrogen protection case, described nitrogen blowpipe is arranged at the position of copper strips and aluminium bar.
3. the anti-oxidation device of copper cover aluminum clad welded according to claim 1; it is characterized in that: described secondary protective device is the argon shield case; described argon shield case is arranged at the vertical bag of extruding district, and is provided with the argon gas blowpipe in the described argon shield case, pressure roller and welding tungsten electrode.
4. the anti-oxidation device of copper cover aluminum clad welded according to claim 1 is characterized in that: described calender device comprises that three roll-ins prolong device and sizing calender device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202171979U CN201527848U (en) | 2009-09-24 | 2009-09-24 | Anti-oxidation device for clad-welding of CCA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202171979U CN201527848U (en) | 2009-09-24 | 2009-09-24 | Anti-oxidation device for clad-welding of CCA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201527848U true CN201527848U (en) | 2010-07-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202171979U Expired - Fee Related CN201527848U (en) | 2009-09-24 | 2009-09-24 | Anti-oxidation device for clad-welding of CCA |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201527848U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347113A (en) * | 2011-07-25 | 2012-02-08 | 浙江铁富隆线缆有限公司 | Preparation method of film lapped wire and use equipment thereof |
| CN103117114A (en) * | 2013-02-21 | 2013-05-22 | 罗志昭 | Method for cooperatively using copper with aluminum alloy |
| CN107768024A (en) * | 2017-10-31 | 2018-03-06 | 江苏亨通电力特种导线有限公司 | Oxidation for aluminium alloy conductor |
| CN113245740A (en) * | 2021-07-15 | 2021-08-13 | 南洋电缆（天津）有限公司 | High-precision welding system for metal sheath for fireproof cable |
-
2009
- 2009-09-24 CN CN2009202171979U patent/CN201527848U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347113A (en) * | 2011-07-25 | 2012-02-08 | 浙江铁富隆线缆有限公司 | Preparation method of film lapped wire and use equipment thereof |
| CN103117114A (en) * | 2013-02-21 | 2013-05-22 | 罗志昭 | Method for cooperatively using copper with aluminum alloy |
| CN103117114B (en) * | 2013-02-21 | 2016-07-06 | 罗志昭 | A kind of copper and aluminium alloy are with the use of method |
| CN107768024A (en) * | 2017-10-31 | 2018-03-06 | 江苏亨通电力特种导线有限公司 | Oxidation for aluminium alloy conductor |
| CN107768024B (en) * | 2017-10-31 | 2023-06-20 | 江苏亨通电力特种导线有限公司 | Anti-oxidation device for aluminum alloy wire |
| CN113245740A (en) * | 2021-07-15 | 2021-08-13 | 南洋电缆（天津）有限公司 | High-precision welding system for metal sheath for fireproof cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100714 Termination date: 20120924 |