CN107268050A - A kind of method of the nickel plating on aluminium and aluminum alloy coiled materials - Google Patents
A kind of method of the nickel plating on aluminium and aluminum alloy coiled materials Download PDFInfo
- Publication number
- CN107268050A CN107268050A CN201710546695.7A CN201710546695A CN107268050A CN 107268050 A CN107268050 A CN 107268050A CN 201710546695 A CN201710546695 A CN 201710546695A CN 107268050 A CN107268050 A CN 107268050A
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- China
- Prior art keywords
- nickel
- aluminium
- coiled material
- aluminum alloy
- zinc
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Classifications
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/34—Pretreatment of metallic surfaces to be electroplated
- C25D5/42—Pretreatment of metallic surfaces to be electroplated of light metals
- C25D5/44—Aluminium
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0614—Strips or foils
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The invention discloses a kind of method of the nickel plating on aluminium and aluminum alloy coiled materials, after coiled material is deployed, following steps are carried out continuously successively：Step 1: coiled material surface degreasing degreasing；Step 2: coiled material surface pickling；Step 3: coiled material surface soaks zinc for the first time；Step 4: moving back zinc；Step 5: coiled material surface soaks zinc for the second time；Step 6: in zinc layers dispatch from foreign news agency nickel coating：Using coiled material as negative electrode, nickel ball is anode, is immersed in containing being impregnated in nickel sulfamic acid, nickel chloride, boric acid, nickel softening agent, the mixed solution of nickel brightener, is then washed more than once clearly with pure water.The present invention realizes the technique of the continuous plating process of aluminum alloy coiled materials, i.e. aluminum alloy coiled materials electronickelling, formed on the surface of aluminium alloy be firmly combined with, sub- bright, fine and close, uniform, continuous coating.Make the aluminium material surface after plating that there is the characteristic of nickel, while having the advantages that aluminium again.
Description
Technical field
The present invention relates to a kind of method of nickel plating on metal base, and in particular to one kind is plated on aluminium and aluminum alloy coiled materials
The method of nickel, belongs to metal surface working process technical field.
Background technology
Electroplating technology is exactly the process for plating the other metal or alloy of a thin layer on the metal surface using electrolysis principle, is
Make the technique of the surface attachment layer of metal film of metal or other materials product using electrolysis prevents metal oxygen so as to play
Change (such as corrosion), improve the effect such as wearability, electric conductivity, reflective, corrosion resistance and having improved aesthetic appearance.
Traditional plating mode of production is：Material is bought commercially available from Xian Zhao material factories, then goes punch forming, electricity is then carried out again
Plating, finally returns user on hand.This mode adds additional intermediate link, cost of transportation, time cost etc..With electricity
The increasingly maturation of sub- product processes, the requirement to supplier also more comes also high, when product needs welding, monolithic weight more
Gently, speed of production faster when, traditional mode of production can not meet the requirement of client.
Traditional plating mode can not capture the technique of coiled material continuous electroplating, although have continuous electroplating in the market
Production technology, it is but still immature in the technique of aluminum alloy coiled materials electroplated on top nickel, so wanting to realize coiled material quantity-produced
Electroplating technology also needs to overcome technical difficulty.
The content of the invention
The technical problem to be solved in the present invention is：The continuous nickel plating on aluminium and aluminum alloy coiled materials.
In order to solve the above-mentioned technical problem, the invention provides a kind of method of the nickel plating on aluminium and aluminum alloy coiled materials, first
The material for having welding requirements is carried out to the plating of entire volume, afterwards by the direct punch forming of stamping factory, raising that can be higher is produced
Efficiency.Concrete technical scheme is as follows：
A kind of method of the nickel plating on aluminium and aluminum alloy coiled materials, after coiled material is deployed, is carried out continuously following steps successively：
Step 1: coiled material surface degreasing degreasing；
Step 2: coiled material surface pickling；
Step 3: coiled material surface soaks zinc for the first time；
Step 4: moving back zinc；
Step 5: coiled material surface soaks zinc for the second time；
Step 6: in zinc layers dispatch from foreign news agency nickel coating：Using coiled material as negative electrode, nickel ball is anode, is immersed in containing nickel sulfamic acid, chlorine
Change in nickel, boric acid, nickel softening agent, the mixed solution of nickel brightener and impregnate, be then washed more than once clearly with pure water.
Further, step one uses ultrasonic degreasing oil removing, concretely comprises the following steps：Under conditions of temperature is 40-60 DEG C,
By coiled material in after dipping during concentration is 30-60g/L alkaline degreasing agent solution 7-12 seconds, water is cleaned more than 1 time.
Further, the detailed step of step 2 is：Under conditions of temperature is 10-30 DEG C, by coiled material in 15wt%-
After being impregnated 7-12 seconds in 30wt% salpeter solution, cleaned more than 3 times with water.
Further, the detailed step of step 3 is：Under conditions of temperature is 10-30 DEG C, by coiled material in 15wt%-
After being impregnated 7-12 seconds in 30wt% zinc dipping solution, cleaned more than 3 times with water.
Further, the detailed step of step 4 is：Under conditions of temperature is 10-30 DEG C, by coiled material in 15wt%-
After being impregnated 7-12 seconds in 30wt% salpeter solution, cleaned more than 3 times with water.
Further, the detailed step of step 5 is：Under conditions of temperature is 10-30 DEG C, by coiled material in 15wt%-
After being impregnated 7-12 seconds in 30wt% zinc dipping solution, cleaned more than 3 times with water.
Further, in step 6, electronickelling is in 50-60 DEG C of progress of temperature, and cathode-current density is 5-10A/dm2,
Impregnated 7-12 seconds in mixed solution.
Further, in step 6, the concentration proportioning of mixed solution each component is：500-700g/L nickel sulfamic acids, 10-
25g/L nickel chlorides, 35-55g/L boric acid, 0.12-0.2g/L nickel softening agent, 0.1-0.25g/L nickel brighteners.
Further, in step 6, the pH value of mixed solution is adjusted to 3.0-4.5.
Beneficial effects of the present invention：Realize the continuous plating process of aluminum alloy coiled materials, i.e. aluminum alloy coiled materials electronickelling
Technique, formed on the surface of aluminium alloy be firmly combined with, sub- bright, fine and close, uniform, continuous nickel coating, make the aluminium table after plating
Face has the characteristic of nickel, while having the advantages that aluminium again.
Embodiment
Prior art is that raw material carry out again after punching press to the electronickelling of monolithic shaped article.
The present invention is to be electroplated metallic nickel in aluminium material surface by special electroplating technology, is formed and combined on the surface of aluminium alloy
Firmly, sub- bright, fine and close, uniform, continuous coating.Make the aluminium material surface after plating that there is the characteristic of nickel, while having aluminium again
Advantage, can be widely used for the electronic product modules such as mobile phone, dataphone.
The concrete technical scheme of the present embodiment is：
A kind of method of the nickel plating on aluminium and aluminum alloy coiled materials, comprises the following steps：
Step 1: ultrasonic degreasing oil removing process：, will be with aluminium alloy winding in dense under conditions of temperature is 40-60 DEG C
Spend after being impregnated 7-12 seconds in the alkaline degreasing agent solution for 30-60g/L, water is cleaned more than 1 time.
Step 2: pickling process：Under conditions of temperature is 10-30 DEG C, by aluminium alloy winding in 15wt%-30wt%'s
After being impregnated 7-12 seconds in salpeter solution, cleaned more than 3 times with water.
Step 3: leaching zinc process：Under conditions of temperature is 10-30 DEG C, by aluminium alloy winding in 15wt%-30wt%'s
After being impregnated 7-12 seconds in zinc dipping solution, cleaned more than 3 times with water.
Step 4: moving back zinc process：Under conditions of temperature is 10-30 DEG C, by aluminium alloy winding in 15wt%-30wt%'s
After being impregnated 7-12 seconds in salpeter solution, cleaned more than 3 times with water.
Step 5: secondary soaking zinc process：Under conditions of temperature is 10-30 DEG C, by aluminium alloy winding in 15wt%-
After being impregnated 7-12 seconds in 30wt% zinc dipping solution, cleaned more than 3 times with water.
Step 6: electronickelling process：It is 5-10A/dm in 50-60 DEG C of temperature, cathode-current density2Under conditions of, with work
Part is negative electrode, and nickel ball is anode, is impregnated in pH value 3.0-4.5, and nickel sulfamic acid containing 500-700g/L, 10-25g/L chlorine from
Impregnated 7-12 seconds in son, 35-55g/L boric acid, the commercially available nickel additives of 0.12-0.2g/L, the solution of 0.1-0.25g/L nickel brighteners
(can increase corresponding electroplating bath according to the difference of thickness requirement), is then washed more than once clearly with pure water.
Plating is directly bought with liquid medicine by the market, and the liquid medicine of special technique is carried out by special liquid medicine supplier
Especially production, the formulation section liquid medicine supplier of liquid medicine carries out patent protection.I is taken charge of for degreasing degreasing, pickling, leaching zinc, work
Change, be passivated, epithelium handling process is diluted processing according to certain ratio and reaches technological requirement；Needed for electroplating bath according to not
Same liquid medicine is matched and (each chemical concentration is analyzed in the way of titration)
The technique of aluminium alloy electric nickel plating and the special process of continuous electroplating are combined by the present invention, realize entire volume aluminium alloy
The technique of material continuous electroplating nickel, significantly improves the efficiency of production, saves intermediate link production time, transport etc.
Cost, the direct punch forming of this materials'use is solderable uses.
Preferred embodiment of the invention described in detail above.It should be appreciated that one of ordinary skill in the art without
Need creative work just can make many modifications and variations according to the design of the present invention.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (9)
1. a kind of method of the nickel plating on aluminium and aluminum alloy coiled materials, it is characterised in that after the coiled material is deployed, continuously enter successively
Row following steps complete plating：
Step 1: the coiled material surface degreasing degreasing；
Step 2: the coiled material surface pickling；
Step 3: the coiled material surface soaks zinc for the first time；
Step 4: moving back zinc；
Step 5: the coiled material surface soaks zinc for the second time；
Step 6: the zinc layers dispatch from foreign news agency nickel coating after second of leaching zinc is completed：Using the coiled material as negative electrode, nickel ball is sun
Pole, is immersed in containing being impregnated in nickel sulfamic acid, nickel chloride, boric acid, nickel softening agent, the mixed solution of nickel brightener, then with pure
Water is washed more than once clearly.
2. a kind of method of nickel plating on aluminium and aluminum alloy coiled materials according to claim 1, it is characterised in that the step
One uses ultrasonic degreasing oil removing, concretely comprises the following steps：Temperature be 40-60 DEG C under conditions of, by the coiled material in concentration be 30-
After being impregnated 7-12 seconds in 60g/L alkaline degreasing agent solution, water is cleaned more than 1 time.
3. a kind of method of nickel plating on aluminium and aluminum alloy coiled materials according to claim 1, it is characterised in that the step
Two detailed step is：Under conditions of temperature is 10-30 DEG C, by the coiled material in 15wt%-30wt% salpeter solution
Dipping is cleaned more than 3 times after 7-12 seconds with water.
4. a kind of method of nickel plating on aluminium and aluminum alloy coiled materials according to claim 1, it is characterised in that the step
Three detailed step is：Under conditions of temperature is 10-30 DEG C, by the coiled material in 15wt%-30wt% zinc dipping solution
Dipping is cleaned more than 3 times after 7-12 seconds with water.
5. a kind of method of nickel plating on aluminium and aluminum alloy coiled materials according to claim 1, it is characterised in that the step
Four detailed step is：Under conditions of temperature is 10-30 DEG C, by the coiled material in 15wt%-30wt% salpeter solution
Dipping is cleaned more than 3 times after 7-12 seconds with water.
6. a kind of method of nickel plating on aluminium and aluminum alloy coiled materials according to claim 1, it is characterised in that the step
Five detailed step is：Under conditions of temperature is 10-30 DEG C, by the coiled material in 15wt%-30wt% zinc dipping solution
Dipping is cleaned more than 3 times after 7-12 seconds with water.
7. a kind of method of nickel plating on aluminium and aluminum alloy coiled materials according to claim 1, it is characterised in that the step
In six, electronickelling is in 50-60 DEG C of progress of temperature, and cathode-current density is 5-10A/dm2, 7-12 is impregnated in the mixed solution
Second.
8. a kind of method of nickel plating on aluminium and aluminum alloy coiled materials according to claim 1, it is characterised in that the step
In six, the concentration proportioning of the mixed solution each component is：500-700g/L nickel sulfamic acids, 10-25g/L nickel chlorides, 35-
55g/L boric acid, 0.12-0.2g/L nickel softening agent, 0.1-0.25g/L nickel brighteners.
9. a kind of method of nickel plating on aluminium and aluminum alloy coiled materials according to claim 1, it is characterised in that the step
In six, the pH value of the mixed solution is adjusted to 3.0-4.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710546695.7A CN107268050A (en) | 2017-07-06 | 2017-07-06 | A kind of method of the nickel plating on aluminium and aluminum alloy coiled materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710546695.7A CN107268050A (en) | 2017-07-06 | 2017-07-06 | A kind of method of the nickel plating on aluminium and aluminum alloy coiled materials |
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| CN107268050A true CN107268050A (en) | 2017-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710546695.7A Pending CN107268050A (en) | 2017-07-06 | 2017-07-06 | A kind of method of the nickel plating on aluminium and aluminum alloy coiled materials |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107903763A (en) * | 2017-11-03 | 2018-04-13 | 尼尔金属(苏州)有限公司 | A kind of method that complete organic coating is made on nickel-plated aluminum metal coiled material |
| CN108166032A (en) * | 2018-01-31 | 2018-06-15 | 成都宏明双新科技股份有限公司 | A kind of high-speed plating mist nickel electroplating technology |
| CN108274912A (en) * | 2017-12-22 | 2018-07-13 | 尼尔金属(苏州)有限公司 | A method of locally making organic coating on nickel-plated aluminum metal coiled material |
| CN109183087A (en) * | 2018-10-24 | 2019-01-11 | 尼尔金属(苏州)有限公司 | A method of the nickel plating on copper and copper alloy coiled material |
| CN110144609A (en) * | 2019-06-13 | 2019-08-20 | 苏州普雷特电子科技有限公司 | A kind of electroplating processing method of repeatedly heavy zinc |
| CN110952120A (en) * | 2019-12-20 | 2020-04-03 | 杭州和韵科技有限公司 | Aluminum alloy nickel plating pretreatment method |
| CN111279016A (en) * | 2017-10-26 | 2020-06-12 | 翰昂汽车零部件有限公司 | Method of manufacturing scroll compressor and scroll compressor manufactured thereby |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101451258A (en) * | 2008-12-09 | 2009-06-10 | 嘉兴市正园塑业有限公司 | Aluminum coiled material short process continuous nickel plating and alloy process thereof |
| CN102071446A (en) * | 2011-03-01 | 2011-05-25 | 无锡新大中薄板有限公司 | Continuous electroplating process for weldable aluminum coiled material |
| CN103806061A (en) * | 2012-11-12 | 2014-05-21 | 无锡三洲冷轧硅钢有限公司 | Process for reducing low internal stress of hub electroplated layer through semi-bright nickel electroplating procedure |
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2017
- 2017-07-06 CN CN201710546695.7A patent/CN107268050A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101451258A (en) * | 2008-12-09 | 2009-06-10 | 嘉兴市正园塑业有限公司 | Aluminum coiled material short process continuous nickel plating and alloy process thereof |
| CN102071446A (en) * | 2011-03-01 | 2011-05-25 | 无锡新大中薄板有限公司 | Continuous electroplating process for weldable aluminum coiled material |
| CN103806061A (en) * | 2012-11-12 | 2014-05-21 | 无锡三洲冷轧硅钢有限公司 | Process for reducing low internal stress of hub electroplated layer through semi-bright nickel electroplating procedure |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111279016A (en) * | 2017-10-26 | 2020-06-12 | 翰昂汽车零部件有限公司 | Method of manufacturing scroll compressor and scroll compressor manufactured thereby |
| CN107903763A (en) * | 2017-11-03 | 2018-04-13 | 尼尔金属(苏州)有限公司 | A kind of method that complete organic coating is made on nickel-plated aluminum metal coiled material |
| CN108274912A (en) * | 2017-12-22 | 2018-07-13 | 尼尔金属(苏州)有限公司 | A method of locally making organic coating on nickel-plated aluminum metal coiled material |
| CN108166032A (en) * | 2018-01-31 | 2018-06-15 | 成都宏明双新科技股份有限公司 | A kind of high-speed plating mist nickel electroplating technology |
| CN109183087A (en) * | 2018-10-24 | 2019-01-11 | 尼尔金属(苏州)有限公司 | A method of the nickel plating on copper and copper alloy coiled material |
| CN110144609A (en) * | 2019-06-13 | 2019-08-20 | 苏州普雷特电子科技有限公司 | A kind of electroplating processing method of repeatedly heavy zinc |
| CN110952120A (en) * | 2019-12-20 | 2020-04-03 | 杭州和韵科技有限公司 | Aluminum alloy nickel plating pretreatment method |
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Application publication date: 20171020 |
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