CN106058606B - A kind of production technology of Copper-Aluminum compound transition terminal - Google Patents
A kind of production technology of Copper-Aluminum compound transition terminal Download PDFInfo
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- CN106058606B CN106058606B CN201610567315.3A CN201610567315A CN106058606B CN 106058606 B CN106058606 B CN 106058606B CN 201610567315 A CN201610567315 A CN 201610567315A CN 106058606 B CN106058606 B CN 106058606B
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- Prior art keywords
- copper
- aluminum
- transition terminal
- compound transition
- composite material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/62—Connections between conductors of different materials; Connections between or with aluminium or steel-core aluminium conductors
- H01R4/625—Soldered or welded connections
Abstract
The present invention relates to the production technologies of Copper-Aluminum compound transition terminal, it is intended to which, in providing a kind of production technology of the Copper-Aluminum compound transition terminal of the high yield rate of simple production process, production technology of the present invention comprises the following steps：The first step：First In Crystal Solid Copper is put into melting furnace and is fused into liquid copper, enters back into the crystallizer in the compound casting device under vacuum state, and copper pipe is frozen into crystallizer；Second step：Solid aluminum is put into melting furnace and is fused into liquid aluminium, liquid aluminium is entered back into constant temperature oven after progress degasification slag hitting processing, and copper aluminum composite material is integrally formed into the copper pipe in crystallizer, and with copper pipe condensation, one end of copper aluminum composite material is tubulose, and the other end is tabular；3rd step：Copper aluminum composite material is extracted from crystallizer by haulage gear, is then drilled with medium position of the drilling machine in flat one end of copper aluminum composite material, forms Copper-Aluminum compound transition terminal.
Description
Technical field
The present invention relates to the production technologies of conductive gold utensil, and in particular to the production technology of Copper-Aluminum compound transition terminal.
Background technology
Copper-aluminum transition connecting terminal is used for the conductive gold utensil that cable end piece conductor is connected with power device terminals, with electricity
Cable aluminium conductor connects one end as tubulose, with the tablet that the other end being connected with electrolytic copper device is given shape.Copper equipment is led with aluminium
Line connects, and the different electrical transition of metal of two kinds of point potential differences occurs, generates couple corrosion in operation, in order to avoid electrochemical rotten
Erosion, the measure taken at present have copper-aluminum transition connecting terminal to be connected with conducting wire and equipment, the copper-aluminum transition terminal used in the market
Based on friction welding (FW), explosion weldering, soldering.Friction welding (FW) there are copper consumption it is excessive the shortcomings that, complex production process, quality monitoring is more
Difficulty, which is susceptible to, scraps, friction welding product by accumulative or heavy current impact easily comes off in short-term, to use bring it is potential
Risk；The temperature capacity of soldered fitting is poor, removing surface and weldering when being affected by temperature big, strength of joint than relatively low, soldering
The requirement of part assembling quality is higher；Explosion weldering annealing is difficult, and production yield rate is low.Material source is difficult, mostly outdoor work in the wild
Industry, mechanization intensity is low, and working condition is poor, and it is that higher scrappage is also higher that also climate condition, which limits its price,.
The content of the invention
The purpose of the present invention is in order to provide a kind of Copper-Aluminum compound transition terminal of the high yield rate of simple production process
Production technology.
Purpose to realize the present invention, the present invention adopt the following technical scheme that：A kind of Copper-Aluminum compound transition terminal
Production technology comprises the following steps：
The first step：First In Crystal Solid Copper is put into melting furnace and is fused into liquid copper, enters back into progress degasification slag hitting in constant temperature oven
After processing, then liquid copper is entered by diversion pipe in the crystallizer in the compound casting device under vacuum state, and
Copper pipe is frozen into crystallizer；
Second step：Solid aluminum is put into melting furnace and is fused into liquid aluminium, liquid aluminium, which enters back into, carries out degasification in constant temperature oven
After slag hitting processing, then liquid aluminium first passes through diversion pipe and is entered again by gate spool in the copper pipe in crystallizer, and is coagulated with copper pipe
It strikes up partnership to form copper aluminum composite material, one end of copper aluminum composite material is tubulose, and the other end is tabular；
3rd step：Copper aluminum composite material is extracted from crystallizer by haulage gear, then the flat of copper aluminum composite material
One end of plate is placed on backing plate, is then drilled with medium position of the drilling machine in flat one end of copper aluminum composite material,
Form Copper-Aluminum compound transition terminal；
4th step：Copper-Aluminum compound transition terminal is put into passivation pool and carries out surface treatment 5 minutes, is put in passivation pool
Enter passivating solution, the mass percentage composition of passivating solution is sodium polydithio-dipropyl sulfonate 0.4%-0.6%, poly dimethyl amide groups
Sodium sulfonate 0.3%-0.35%, 1-hydroxy ethylidene-1,1-diphosphonic acid 0.1%-6%, nano silicon oxide 2.1%-2.5%, two octyloxy coke phosphorus
Perester radical 15%-18%, surplus are water；
5th step：Copper-Aluminum compound transition terminal in passivation pool is taken out, is put into straightener and carries out aligning process,
It is subsequently placed into polishing machine and is processed by shot blasting, improve Copper-Aluminum compound transition terminal surface accurate degree.
5th step：Copper-Aluminum compound transition terminal from polishing machine is taken, is completed.
It is preferred that include aluminium material layer and the copper material being wrapped in outside aluminium material layer in the Copper-Aluminum compound transition terminal
Matter layer, the thickness of the copper material layer is in 0.5mm-6.0mm.
Beneficial effects of the present invention：Using above-mentioned manufacturing process so that Copper-Aluminum compound transition terminal one
Shaping, service life is long, and its simple production process, the high yield rate of product.Sodium polydithio-dipropyl sulfonate and poly- diformazan
Base amidosulfonic acid sodium is brightener, has good dissolving and metathesis, and when generating ageing products in oil, polar group leads to
Physical absorption and chemical metathesis are crossed, the pollutant on metal parts surface is removed, achievees the purpose that bright quenching；Hydroxy ethylidene
Di 2 ethylhexyl phosphonic acid is a kind of organophosphor acids anti-incrustation corrosion inhibitor, can form stable complex compound with various metals ions such as iron, copper, zinc,
The oxide of metal surface can be dissolved；Two octyloxy pyrophosphoric acid ester groups can improve passivating film in metal by microcosmic " molecular bridge "
The adhesive force on surface, after processing metal surface formed organic titanium/inorganic matter passivation layer can prevent moisture, corrosive gas and
Other corrosive substance contacting metal surfaces, so as to improve the corrosion resisting property of metal passivating film, mechanical performance and yellowing resistance；It receives
Rice silica has strong permeance property, and passivating film pore defect position can be applied in the short time, is done in certain temperature
It after dry, will be combined with metallic matrix, and play and improve the corrosion resistant effect in metal surface.
Specific embodiment
It is further illustrated with reference to following embodiment：
Embodiment 1：
The production technology of the Copper-Aluminum compound transition terminal of the present invention, comprises the following steps：
The first step：First In Crystal Solid Copper is put into melting furnace and is fused into liquid copper, enters back into progress degasification slag hitting in constant temperature oven
After processing, then liquid copper is entered by diversion pipe in the crystallizer in the compound casting device under vacuum state, and
Copper pipe is frozen into crystallizer；
Second step：Solid aluminum is put into melting furnace and is fused into liquid aluminium, liquid aluminium, which enters back into, carries out degasification in constant temperature oven
After slag hitting processing, then liquid aluminium first passes through diversion pipe and is entered again by gate spool in the copper pipe in crystallizer, and is coagulated with copper pipe
It strikes up partnership to form copper aluminum composite material, one end of copper aluminum composite material is tubulose, and the other end is tabular；
3rd step：Copper aluminum composite material is extracted from crystallizer by haulage gear, then the flat of copper aluminum composite material
One end of plate is placed on backing plate, is then drilled with medium position of the drilling machine in flat one end of copper aluminum composite material,
Form Copper-Aluminum compound transition terminal；
4th step：Copper-Aluminum compound transition terminal is put into passivation pool and carries out surface treatment 5 minutes, is put in passivation pool
Enter passivating solution, the mass percentage composition of passivating solution is sodium polydithio-dipropyl sulfonate 0.4%-0.6%, poly dimethyl amide groups
Sodium sulfonate 0.3%-0.35%, 1-hydroxy ethylidene-1,1-diphosphonic acid 0.1%-6%, nano silicon oxide 2.1%-2.5%, two octyloxy coke phosphorus
Perester radical 15%-18%, surplus are water；
5th step：Copper-Aluminum compound transition terminal in passivation pool is taken out, is put into straightener and carries out aligning process,
It is subsequently placed into polishing machine and is processed by shot blasting, improve Copper-Aluminum compound transition terminal surface accurate degree.
5th step：Copper-Aluminum compound transition terminal from polishing machine is taken, is completed.
It is preferred that include aluminium material layer and the copper material being wrapped in outside aluminium material layer in the Copper-Aluminum compound transition terminal
Matter layer, the thickness of the copper material layer is in 0.5mm-6.0mm.
Embodiment 2：
The passivating solution mass percentage composition of the 4th step wherein in the production technology of above-described embodiment 1 is poly- two sulphur dipropyl
Alkyl sulfonic acid sodium 0.4%, poly dimethyl amidosulfonic acid sodium 0.3%, 1-hydroxy ethylidene-1,1-diphosphonic acid 0.1%, nano silicon oxide 2.1%,
Two octyloxy pyrophosphoric acid ester groups 15%, surplus is water.
Embodiment 3：
The passivating solution mass percentage composition of the 4th step wherein in the production technology of above-described embodiment 1 is poly- two sulphur dipropyl
Alkyl sulfonic acid sodium 0.6%, poly dimethyl amidosulfonic acid sodium 0.35%, 1-hydroxy ethylidene-1,1-diphosphonic acid 6%, nano silicon oxide 2.5%, two
Octyloxy pyrophosphoric acid ester group 18%, surplus is water.
The purpose of the present invention, feature and advantage will be further described in conjunction with the embodiments.It will be helpful to by embodiment
Understand the present invention, but do not limit present disclosure.Those of ordinary skill in the art can be direct from present disclosure
All deformations for exporting or associating, are considered as protection scope of the present invention.
Claims (2)
1. a kind of production technology of Copper-Aluminum compound transition terminal, it is characterised in that comprise the following steps：
The first step：First In Crystal Solid Copper is put into melting furnace and is fused into liquid copper, enters back into progress degasification slag hitting processing in constant temperature oven
Afterwards, then liquid copper is entered by diversion pipe in the crystallizer in the compound casting device under vacuum state, and is being tied
Brilliant device is frozen into copper pipe；
Second step：Solid aluminum is put into melting furnace and is fused into liquid aluminium, liquid aluminium enters back into progress degasification slag hitting in constant temperature oven
After processing, then liquid aluminium first passes through diversion pipe and is entered again by gate spool in the copper pipe in crystallizer, and is condensed into copper pipe
Integrally formed copper aluminum composite material, one end of copper aluminum composite material is tubulose, and the other end is tabular；
3rd step：Copper aluminum composite material is extracted from crystallizer by haulage gear, then the tabular copper aluminum composite material
One end be placed on backing plate, then with drilling machine flat one end of copper aluminum composite material medium position drill, formed
Copper-Aluminum compound transition terminal；
4th step：Copper-Aluminum compound transition terminal is put into passivation pool and carries out surface treatment 5 minutes, is put into passivation pool blunt
Change liquid, the mass percentage composition of passivating solution is sodium polydithio-dipropyl sulfonate 0.4%-0.6%, poly dimethyl amidosulfonic acid
Sodium 0.3%-0.35%, 1-hydroxy ethylidene-1,1-diphosphonic acid 0.1%-6%, nano silicon oxide 2.1%-2.5%, two octyloxy pyrophosphates
Base 15%-18%, surplus are water；
5th step：Copper-Aluminum compound transition terminal in passivation pool is taken out, is put into straightener and carries out aligning process, then
It is put into polishing machine and is processed by shot blasting, improve Copper-Aluminum compound transition terminal surface accurate degree；
6th step：Copper-Aluminum compound transition terminal from polishing machine is taken out, that is, is completed.
2. a kind of production technology of Copper-Aluminum compound transition terminal according to claim 1, it is characterised in that：The copper
Include aluminium material layer and the copper material layer being wrapped in outside aluminium material layer in the compound transition terminal of aluminium, the copper material layer
Thickness is in 0.5mm-6.0mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610567315.3A CN106058606B (en) | 2016-07-18 | 2016-07-18 | A kind of production technology of Copper-Aluminum compound transition terminal |
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| CN201610567315.3A CN106058606B (en) | 2016-07-18 | 2016-07-18 | A kind of production technology of Copper-Aluminum compound transition terminal |
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| CN106058606A CN106058606A (en) | 2016-10-26 |
| CN106058606B true CN106058606B (en) | 2018-05-25 |
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| CN109390834A (en) * | 2017-08-09 | 2019-02-26 | 金锚电力控股有限公司 | A kind of production technology of Copper-Aluminum compound cold pressing wire and cable connector |
| CN114301205A (en) * | 2021-12-31 | 2022-04-08 | 江苏中车电机有限公司 | Novel composite material conductor coil for motor |
Citations (5)
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|---|---|---|---|---|
| CN201146256Y (en) * | 2007-12-19 | 2008-11-05 | 永固集团股份有限公司 | Connection terminal for cuprum aluminum transition |
| CN101707295A (en) * | 2009-12-09 | 2010-05-12 | 安徽钛钴新金属有限公司 | Copper-aluminium explosion composite electrical T type copper-aluminium bimetal binding clip and explosion welding method |
| CN103354308A (en) * | 2013-06-25 | 2013-10-16 | 欧托凯勃汽车线束（太仓）有限公司 | Copper-aluminium connector and production method thereof |
| CN103390820A (en) * | 2013-07-26 | 2013-11-13 | 安徽和电普华电气有限公司 | Connection terminal containing Sc and Ni aluminum alloy and copper and preparation method of connection terminal |
| CN105610035A (en) * | 2016-01-28 | 2016-05-25 | 朱剑虹 | Manufacturing method for copper-aluminum terminal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4825906B2 (en) * | 2009-08-28 | 2011-11-30 | 株式会社オートネットワーク技術研究所 | Connection structure of aluminum wire and copper terminal, and aluminum wire with copper terminal having this connection structure |
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2016
- 2016-07-18 CN CN201610567315.3A patent/CN106058606B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201146256Y (en) * | 2007-12-19 | 2008-11-05 | 永固集团股份有限公司 | Connection terminal for cuprum aluminum transition |
| CN101707295A (en) * | 2009-12-09 | 2010-05-12 | 安徽钛钴新金属有限公司 | Copper-aluminium explosion composite electrical T type copper-aluminium bimetal binding clip and explosion welding method |
| CN103354308A (en) * | 2013-06-25 | 2013-10-16 | 欧托凯勃汽车线束（太仓）有限公司 | Copper-aluminium connector and production method thereof |
| CN103390820A (en) * | 2013-07-26 | 2013-11-13 | 安徽和电普华电气有限公司 | Connection terminal containing Sc and Ni aluminum alloy and copper and preparation method of connection terminal |
| CN105610035A (en) * | 2016-01-28 | 2016-05-25 | 朱剑虹 | Manufacturing method for copper-aluminum terminal |
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Denomination of invention: Production process of copper aluminum composite transition terminal Effective date of registration: 20210622 Granted publication date: 20180525 Pledgee: Bank of Wenzhou Limited by Share Ltd. Yueqing branch Pledgor: JINMAO ELECTRIC POWER HOLDING Co.,Ltd. Registration number: Y2021330000625 |
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