CN208328146U - A kind of galvanization coating with cobalt tungsten alloy coating, terminal and electrical interface - Google Patents
A kind of galvanization coating with cobalt tungsten alloy coating, terminal and electrical interface Download PDFInfo
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- CN208328146U CN208328146U CN201820207287.9U CN201820207287U CN208328146U CN 208328146 U CN208328146 U CN 208328146U CN 201820207287 U CN201820207287 U CN 201820207287U CN 208328146 U CN208328146 U CN 208328146U
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Abstract
The utility model relates to precision processing technology field more particularly to a kind of galvanization coatings with cobalt tungsten alloy coating, terminal and electrical interface.Comprising: for the bottom electroplated layer in conjunction with substrate；For improving the hardness of substrate, the hard electroplated layer of wearability；For improving the anti-corrosion electric coating of the corrosion resistance of substrate；And transition zone, transition zone are set between hard electroplated layer and anti-corrosion electric coating；Hard electroplated layer is located at bottom plating layer surface.The utility model is by setting hard electroplated layer and anti-corrosion electric coating, so that material to be plated has preferable wearability and corrosion resistance.
Description
Technical field
The utility model relates to precision processing technology field more particularly to a kind of plating platings with cobalt tungsten alloy coating
Layer, terminal and electrical interface.
Background technique
With the continuous development of electronic products, electronic product popularize it is more and more extensive, such as MP3, hand-held plate, mobile phone；
The most of hand-helds of these electronic products, when in use, exposed electrical interface is easy by people hand-held electronic product
The erosion of body sweat and the oxidation of air；Currently in order to the service life of electrical interface is improved, it is general using in electrical interface
Surface plates one layer of protective layer, however protective layer is in use, when with data wire insertion, is easy to be worn；Use the longevity
The extension of life is than relatively limited.
Summary of the invention
The purpose of this utility model is that in view of the deficiencies of the prior art, providing a kind of for current hand-held electronic product
When in use, it is easy to be provided a kind of galvanization coating, which has preferable by sweat corrosion and not wear-resisting problem
Corrosion resistance and wearability.
A kind of galvanization coating with cobalt tungsten alloy coating comprising:
For the bottom electroplated layer in conjunction with substrate；
For improving the hardness of substrate, the hard electroplated layer of wearability, hard electroplated layer is cobalt tungsten alloy coating；
For improving the anti-corrosion electric coating of the corrosion resistance of substrate；
And transition zone, transition zone are set between hard electroplated layer and anti-corrosion electric coating；
Hard electroplated layer is located at bottom plating layer surface.
Preferably, the bottom electroplated layer is copper coating or copper alloy coating.
Further, the hard electroplated layer is cobalt tungsten alloy coating.
Further, the anti-corrosion electric coating is rhodium alloy coating.Preferably, rhodium alloy coating is the plating of rhodium ruthenium alloy
Layer.
Further, transition zone is layer gold or gold alloy layer.
Further, the bottom electroplated layer with a thickness of 0.5-5 microns.Preferably 2 microns.
Further, the hard electroplated layer with a thickness of 0.5-5 microns.Preferably 3 microns.
Further, the transition zone with a thickness of 0.025-2.5 microns.Preferably 1 micron.
Further, the anti-corrosion electric coating with a thickness of 0.125-3 microns.Preferably 1.5 microns.
A kind of terminal, electroplating surface have above-mentioned galvanization coating.
A kind of electrical interface, including above-mentioned terminal.
The utility model has the beneficial effects that the utility model passes through setting hard electroplated layer and anti-corrosion electric coating, from
And make material to be plated that there is preferable wearability and corrosion resistance.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the present embodiment.
Appended drawing reference includes:
1 --- substrate；2 --- bottom electroplated layer；3 --- hard electroplated layer；4 --- transition zone；5 --- corrosion-resistant plating
Layer；11 --- pit.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing.As shown in Figure 1.
A kind of embodiment: galvanization coating comprising:
Bottom electroplated layer 2 for being combined with substrate 1；
For improving the hardness of substrate 1, the hard electroplated layer 3 of wearability, the hard electroplated layer 3 is cobalt tungsten alloy plating
Layer；
For improving the anti-corrosion electric coating 5 of the corrosion resistance of substrate 1；
And transition zone 4, transition zone 4 are set between hard electroplated layer 3 and anti-corrosion electric coating 5；
Hard electroplated layer 3 is located at 2 surface of bottom electroplated layer.
The technical program is directed to the corrosivity or wearability problem that electrical interface or similar object are faced, and design
Galvanization coating；The galvanization coating is made of multiple layerings, is mainly made of, is passed through hard electroplated layer 3 and anti-corrosion electric coating 5
Two corrosion resistance and wearability for being layered to improve plated body.So that plated body obtains high corrosion resistance and wear-resisting
Property.Tungsten-cobalt alloy is also known as W-Co carbide hard metals, and hardness with higher is wear-resistant.
Preferably, the bottom electroplated layer 2 is copper coating or copper alloy coating.
At present in order to improve electric conductivity in electronic product, copper material is generally used；It can be fine with substrate 1 using copper coating
Combine, secondly the plating defect on 1 surface of substrate can be made up, such as subtle pit 11, bottom electroplated layer 2
Surface smoothness is higher, is conducive to subsequent plating.
Further, the anti-corrosion electric coating 5 is rhodium alloy coating.Preferably, rhodium alloy coating is the plating of rhodium ruthenium alloy
Layer.
Rhodium alloy can be rhodium ruthenium alloy etc.；Rhodium alloy has Rh-PtIt is alloy, Rh-10RuAlloy etc., high with hardness,
Anti-oxidant, corrosion resistant feature.
Further, transition zone 4 is layer gold or gold alloy layer.
Layer gold, gold alloy layer have preferable extension shape, can reduce between anti-corrosion electric coating 5 and hard electroplated layer 3
Internal stress, convenient for plating.
Further, the bottom electroplated layer 2 with a thickness of 0.5-5 microns.Preferably 2 microns.
Further, the hard electroplated layer 3 with a thickness of 0.5-5 microns.Preferably 3 microns.
Further, the transition zone 4 with a thickness of 0.025-2.5 microns.Preferably 1 micron.
Further, the anti-corrosion electric coating 5 with a thickness of 0.125-3 microns.Preferably 1.5 microns.
For the difference of different substrate 1 and use environment；Bottom electroplated layer 2, hard electroplated layer 3, transition zone 4 and
The thickness of anti-corrosion electric coating 5 is different, by experiment, it is believed that can obtain preferable wear-resisting property and resistance in above range
Corrosivity.
A kind of terminal, electroplating surface have above-mentioned galvanization coating.
A kind of electrical interface, including above-mentioned terminal.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality
With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as
Limitations of the present invention.
Claims (15)
1. a kind of galvanization coating with cobalt tungsten alloy coating, it is characterised in that: include:
For the bottom electroplated layer in conjunction with substrate；
For improving the hardness of substrate, the hard electroplated layer of wearability, the hard electroplated layer is cobalt tungsten alloy coating；
For improving the anti-corrosion electric coating of the corrosion resistance of substrate；
And transition zone, transition zone are set between hard electroplated layer and anti-corrosion electric coating；
Hard electroplated layer is located at bottom plating layer surface.
2. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the bottom plating
Layer is copper coating or copper alloy coating.
3. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: described corrosion-resistant
Electroplated layer is rhodium alloy coating.
4. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 3, it is characterised in that: rhodium alloy coating
For rhodium ruthenium alloy coating.
5. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: transition zone is gold
Layer or gold alloy layer.
6. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the bottom plating
Layer with a thickness of 0.5-5 microns.
7. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the bottom plating
Layer with a thickness of 2 microns.
8. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the hard electricity
Coating with a thickness of 0.5-5 microns.
9. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the hard electricity
Coating with a thickness of 3 microns.
10. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the transition
Layer with a thickness of 0.025-2.5 microns.
11. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the transition
Layer with a thickness of 1 micron.
12. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the corrosion resistant
Lose electroplated layer with a thickness of 0.125-3 microns.
13. a kind of galvanization coating with cobalt tungsten alloy coating according to claim 1, it is characterised in that: the corrosion resistant
Lose electroplated layer with a thickness of 1.5 microns.
14. a kind of terminal, it is characterised in that: its electroplating surface has the right to require 1 to 13 any galvanization coating.
15. a kind of electrical interface, it is characterised in that: including the terminal described in claim 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820207287.9U CN208328146U (en) | 2018-02-06 | 2018-02-06 | A kind of galvanization coating with cobalt tungsten alloy coating, terminal and electrical interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820207287.9U CN208328146U (en) | 2018-02-06 | 2018-02-06 | A kind of galvanization coating with cobalt tungsten alloy coating, terminal and electrical interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208328146U true CN208328146U (en) | 2019-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820207287.9U Active CN208328146U (en) | 2018-02-06 | 2018-02-06 | A kind of galvanization coating with cobalt tungsten alloy coating, terminal and electrical interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208328146U (en) |
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2018
- 2018-02-06 CN CN201820207287.9U patent/CN208328146U/en active Active
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