CN202766620U - Dedicated device for producing weldability aluminum plate by ternary dip zinc nickel iron process - Google Patents
Dedicated device for producing weldability aluminum plate by ternary dip zinc nickel iron process Download PDFInfo
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- CN202766620U CN202766620U CN 201220459411 CN201220459411U CN202766620U CN 202766620 U CN202766620 U CN 202766620U CN 201220459411 CN201220459411 CN 201220459411 CN 201220459411 U CN201220459411 U CN 201220459411U CN 202766620 U CN202766620 U CN 202766620U
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- nickel iron
- zinc
- weldability
- ternary
- dip zinc
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Abstract
Disclosed is a dedicated device for producing a weldability aluminum plate by a ternary dip zinc nickel iron process. The device comprises an oil removal device, a washing device, an alkaline liquor etching device, a spray type washing device, an acid-washing device, a dip zinc nickel iron device, a nitric acid zinc removing device, a secondary dip zinc nickel iron device, a nickel plating device and a tin plating device. The dedicated device for producing the weldability aluminum plate by the ternary dip zinc nickel iron process is characterized in that the oil removal device, the washing device, the alkaline liquor etching device, the spray type washing device, the acid-washing device, the dip zinc nickel iron device, the nitric acid zinc removing device, the secondary dip zinc nickel iron device, the nickel plating device and the tin plating device are sequentially arranged. The dedicated device for producing the weldability aluminum plate by the ternary dip zinc nickel iron process has the advantages that the produced weldability aluminum plate is good in binding force of a plating layer and an aluminum product and free of bubbling, falling off and peeling, the cost is low, the pollutions are few, mass production can be achieved, the production efficiency is high, and the product quality is reliable.
Description
Technical field
The utility model relates to a kind of radiator element with weldability aluminium sheet production unit, is specially a kind of specific equipment that soaks zinc-nickel iron process production weldability aluminium sheet with ternary.
Background technology
Along with the fast development of electronic product, the big area of the more and more higher and LED lamp of chip integration, its heat dissipation problem that brings is on the rise.Because the solderability of aluminium is poor, at present normal employing method is to strengthen its weldability with carrying out electroless plating after the aluminium flake impact briquetting or electroplating first.This method exists time-consuming problem of taking a lot of work, cost also higher.As the weldability aluminium sheet direct employing Ni plating on Al alloy technique is arranged also, this process using nickel is higher as the solderable coating cost.
Summary of the invention
The utility model provides a kind of specific equipment that soaks zinc-nickel iron process production weldability aluminium sheet with ternary for the problems referred to above, adopts continuous electroplating can improve its electroplating efficiency, reduces the environmental pollution degree.Adopt tin comparatively cheap with respect to the nickel cost as solderable coating.
The technical solution of the utility model is: a kind of specific equipment that soaks zinc-nickel iron process production weldability aluminium sheet with ternary, comprise oil removal plant, water washing device, the alkali lye etching device, the spraying type water washing device, pickler, soak zinc-nickel iron device, nitric acid moves back the zinc device, soak for the second time zinc-nickel iron device, the electronickelling device, electrolytic tinning device is characterized in that: a kind of specific equipment that soaks zinc-nickel iron process production weldability aluminium sheet with ternary is followed successively by oil removal plant, water washing device, the alkali lye etching device, the spraying type water washing device, pickler, soak zinc-nickel iron device, nitric acid moves back the zinc device, soak for the second time zinc-nickel iron device, the electronickelling device, electrolytic tinning device.
The beneficial effects of the utility model are:
1, adopt the band continuous electroplating, improve electroplating efficiency, realize automatic continuous production, improve output, energy-saving and emission-reduction reduce cost, the environmental contamination reduction degree.
2, the bonding force of electrolytic coating and aluminium is good, thus non-foaming, without come off, non-scale, cost is low, pollution is few.
3, zinc-plated behind the flash nickel, as solderable coating, the nickel cost is comparatively cheap relatively with tin.
4, can weld aluminium sheet and realize that led light source and scatterer directly weld, the minimizing thermal resistance, improving radiating effect significantly alleviates the weight of heat sink material.Simultaneously, can improve the arranging density of LED, increase the power of LED, simplify the installation procedure of product.
Description of drawings
Fig. 1 is apparatus structure schematic diagram of the present utility model.
Among the figure, 1. oil removal plant, 2. water washing device, 3. alkali lye etching device, 4. spraying type water washing device, 5. pickler 6. soaks zinc-nickel iron device, and 7. nitric acid moves back the zinc device, 8. soaks for the second time zinc-nickel iron device, 9. electronickelling device, 10. electrolytic tinning device.
Embodiment:
Below in conjunction with accompanying drawing the utility model is further described.
A kind of specific equipment that soaks zinc-nickel iron process production weldability aluminium sheet with ternary comprises oil removal plant 1 in the utility model, water washing device 2, alkali lye etching device 3, spraying type water washing device 4, pickler 5, soak zinc-nickel iron device 6, nitric acid moves back zinc device 7, soak for the second time zinc-nickel iron device 8, electronickelling device 9, electrolytic tinning device 10 is characterized in that: a kind of specific equipment that soaks zinc-nickel iron process production weldability aluminium sheet with ternary is followed successively by oil removal plant 1, water washing device 2, alkali lye etching device 3, spraying type water washing device 4, pickler 5, soak zinc-nickel iron device 6, nitric acid moves back zinc device 7, soak for the second time zinc-nickel iron device 8, electronickelling device 9, electrolytic tinning device 10.
The effect of oil removal plant 1 is to surface of aluminum plate oil removing degreasing in the utility model, reach the surface of complete No oxided film and greasy dirt, water washing device 2 is used washed with de-ionized water at normal temperatures with the aluminium sheet after the oil removing, to guarantee the bonding force of subsequent plating layer and matrix, the effect of alkali lye etching device 3 is the uneven surfaces that can form the microcosmic injustice, to guarantee the bonding force of coating and matrix, the aluminium sheet of spraying type water washing device 4 after with the alkali lye etching cleans with the deionized water atomisation at normal temperatures, to guarantee the bonding force of subsequent plating layer and matrix, the effect of pickler 5 is to obtain altar mouth shape hole, play the anchor effect to soaking zinc-nickel iron, lay firm basis for obtaining the good subsequent plating layer of bonding force, the effect of soaking zinc-nickel iron device 6 is to form the fine and close immersion plating layer of thin crystalline substance, can provide good coverage and bonding force for subsequent plating layer, the effect that nitric acid moves back zinc device 7 is to obtain altar mouth shape hole, play the anchor effect to soaking zinc-nickel iron, the effect of soaking zinc-nickel iron device 8 for the second time is to form the fine and close immersion plating layer of thin crystalline substance, can provide good coverage and bonding force for subsequent plating layer.But the effect of electronickelling device 9 is coating high speed depositions, be conducive to carry out high speed continuous plating, and the coating internal stress is little, and bath stability is strong, can form higher solid solubility, is beneficial to the extension of coating on former settled layer.The effect of electrolytic tinning device 10 be with tin as solderable coating, comparatively cheap with respect to the nickel cost, and guaranteed the bonding force of eleetrotinplate layer and aluminium good, non-foaming, without come off, non-scale.
Conventional aluminium sheet is produced the weldable aluminum panel products through behind the specific equipment of the present utility model successively.This production unit is produced continuously, and production efficiency is high.
The production process of weldability aluminium sheet is described below in conjunction with the utility model:
(1), oil removing: aluminium sheet entered carry out oil removal treatment in the oil removal plant 1, the concentration of oil removal plant 1 neutral and alkali low temperature aluminium alloy oil removing grease-removing agent is that 20g/L, temperature are 60 ℃, 20 seconds treatment times.
(2), washing: the aluminium sheet after the oil removing in water washing device 2, is used washed with de-ionized water at normal temperatures.
(3), alkali lye etching: the aluminium sheet after will washing is processed with alkali lye in alkali lye etching device 3,70 ℃ of alkali liquid temperatures, 20 seconds treatment times.Described alkali lye is: sodium hydroxide 25g/L, yellow soda ash 25g/L, sodium phosphate 25g/L, Sodium Fluoride 2g/L, sodium lauryl sulphate 0.2g/L, all the other are water, and mixed preparing forms at normal temperatures.
(4), spraying type washing: the aluminium sheet after the oil removing in spraying type water washing device 4, is cleaned with the deionized water atomisation at normal temperatures.
(5), pickling: aluminium sheet acid solution in pickler 5 is processed, and acid liquor temperature is 40 ℃, 10 seconds treatment times.Described acid solution is: nitric acid 45g/L, sulfuric acid 15g/L, all the other are water, and mixed preparing forms at normal temperatures.
(6), soak zinc-nickel-iron alloy liquid for the first time: aluminium sheet is soaked zinc-nickel-iron alloy process in soaking zinc-nickel iron device 6, the temperature of zinc-nickel-iron alloy liquid is 35 ℃, 20 seconds time.Described zinc-nickel-iron alloy liquid is: sodium hydroxide 200g/L, zinc oxide 25g/L, nickelous chloride 6g/L, iron protochloride content are that 6g/L, Seignette salt 100g/L, sodium gluconate content are 80g/L, SODIUMNITRATE 5g/L, all the other are water, and mixed preparing forms at normal temperatures.
(7), nitric acid moves back zinc: the aluminium sheet after soaking for the first time the zinc-nickel-iron alloy processing is moved back at nitric acid move back the zinc processing in the zinc device 7, the temperature of dezincifying solution is 50 ℃, 5 seconds time.Described dezincifying solution is: nitric acid 45g/L, sulfuric acid 10g/L, all the other are water, and mixed preparing forms at normal temperatures.
(8), soak zinc-nickel-iron alloy liquid for the second time: the aluminium sheet after nitric acid moves back zinc was soaked in the second time soak the processing of zinc-nickel-iron alloy liquid in the zinc-nickel-iron alloy device 8, the temperature of zinc-nickel-iron alloy liquid is 55 ℃, 30 seconds time.Described zinc-nickel-iron alloy liquid is: sodium hydroxide 200g/L, zinc oxide 25g/L, nickelous chloride 6g/L, iron protochloride content are that 6g/L, Seignette salt 100g/L, sodium gluconate content are 80g/L, SODIUMNITRATE 5g/L, all the other are water, and mixed preparing forms at normal temperatures.
(9), electronickelling: the aluminium sheet through soaking for the second time after zinc-nickel-iron alloy is processed is carried out electronickelling in electronickelling device 9, the current density of electronickelling is 15A/cm2; The temperature of nickel-plating liquid is 50 ℃, and the pH value of nickel-plating liquid is 4,2 seconds time.Described nickel-plating liquid is: single nickel salt 300g/L, boric acid 50g/L, nickelous chloride 60g/L, sodium laurylsulfonate 0.1g/L, all the other are water, and mixed preparing forms at normal temperatures.
(10), eleetrotinplate: to carrying out eleetrotinplate through the aluminium sheet after the Nickel Plating Treatment in electrolytic tinning device 10, the current density of eleetrotinplate is 5A/cm2; The temperature of tin plating electrolyte is 40 ℃, and the pH value of tin plating electrolyte is 3,3 seconds time.Described tin plating electrolyte is: tin protochloride 50g/L, sulfocarbolic acid 15g/L, ethoxylation-methyl naphthol sulfonic acid 6g/L, all the other are water, and mixed preparing forms at normal temperatures.
The weldability aluminium sheet Deposit appearance that the utility model is produced is good, and bonding force is good, and adopting GB GB/T9286-1998 method to detect bonding force is 0 grade, and adopting the SAT-5100 Weldability detector to test its wetting time is 1.1 seconds, and welding property is excellent.
This shows, the product that the utility model is produced, the bonding force of electrolytic coating and aluminium is good, thus non-foaming, without come off, non-scale, cost is low, pollution is few.Produce in enormous quantities, production efficiency is high, reliable product quality.
Claims (1)
1. specific equipment that soaks zinc-nickel iron process production weldability aluminium sheet with ternary, comprise oil removal plant, water washing device, the alkali lye etching device, the spraying type water washing device, pickler, soak zinc-nickel iron device, nitric acid moves back the zinc device, soak for the second time zinc-nickel iron device, the electronickelling device, electrolytic tinning device is characterized in that: a kind of specific equipment that soaks zinc-nickel iron process production weldability aluminium sheet with ternary is followed successively by oil removal plant, water washing device, the alkali lye etching device, the spraying type water washing device, pickler, soak zinc-nickel iron device, nitric acid moves back the zinc device, soak for the second time zinc-nickel iron device, the electronickelling device, electrolytic tinning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220459411 CN202766620U (en) | 2012-08-31 | 2012-08-31 | Dedicated device for producing weldability aluminum plate by ternary dip zinc nickel iron process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220459411 CN202766620U (en) | 2012-08-31 | 2012-08-31 | Dedicated device for producing weldability aluminum plate by ternary dip zinc nickel iron process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202766620U true CN202766620U (en) | 2013-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220459411 Expired - Fee Related CN202766620U (en) | 2012-08-31 | 2012-08-31 | Dedicated device for producing weldability aluminum plate by ternary dip zinc nickel iron process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202766620U (en) |
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2012
- 2012-08-31 CN CN 201220459411 patent/CN202766620U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20190831 |