CN206109538U - Adopt gradient material's zinc alloy surfaces plating layer structure - Google Patents
Adopt gradient material's zinc alloy surfaces plating layer structure Download PDFInfo
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- CN206109538U CN206109538U CN201621128083.3U CN201621128083U CN206109538U CN 206109538 U CN206109538 U CN 206109538U CN 201621128083 U CN201621128083 U CN 201621128083U CN 206109538 U CN206109538 U CN 206109538U
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- nickel
- functionally gradient
- zinc alloy
- alloy
- phosphorus alloy
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Abstract
The utility model relates to a zinc alloy surfaces plating layer structure, more specifically the adopt gradient material's zinc alloy surfaces plating layer structure that says so, can effectively alleviate since between the cladding material coefficient of expansion inconsistent, lead to heat altered shape different, the thermal stress of production leads to the problem that drops of cladding material easily. First nickel phosphorus alloy functional gradient coating contacts with zinc alloy surfaces cladding material to first nickel phosphorus alloy functional gradient coating is located the outer end of zinc alloy surfaces cladding material, alkaline electroplated copper layer and first nickel phosphorus alloy functional gradient coating contact, alkaline electroplated copper layer and first nickel phosphorus alloy functional gradient coating's outer end, the nichrome layer contacts with alkaline electroplated copper layer, and nichrome level in the outer end on alkaline electroplated copper layer, second nickel phosphorus alloy functional gradient coating and nichrome layer contact, and second nickel phosphorus alloy functional gradient coating is located the outer end on nichrome layer.
Description
Technical field
The utility model is related to a kind of zinc alloy surface coating structure, is in particular a kind of zinc of employing functionally gradient material (FGM)
Alloy surface coating structure.
Background technology
Kirsite is the alloy that other elements composition is added based on zinc.Often plus alloying element have aluminium, copper, magnesium, cadmium,
The low temperature kirsite such as lead, titanium.Kirsite fusing point is low, good fluidity, easy melting welding, soldering and plastic working, corrosion-resistant in an atmosphere,
Maimed person's material is easy to reclaim and remelting；But creep strength is low, easily there is natrual ageing and cause change in size.Prepared by fusion method, die casting
Or pressure processing is become a useful person.Can be divided into cast zinc alloy and deformation zinc alloy by manufacturing process.The main adding elements of kirsite have
Aluminium, copper and magnesium etc. kirsite can be divided into deformation and the class of cast zinc alloy two by processing technology. cast zinc alloy mobility and corrosion resistant
Corrosion is preferable, suitable for die casting instrument, auto parts shell etc..But kirsite corrosion stability is poor, plate in zinc alloy surface now
Layer can effectively solving its corrosion resistance difference shortcoming, but, the coefficient of expansion is inconsistent between its overlay coating, causes thermal deformation not
Together, the thermal stress of generation is easily caused coming off for coating, so designing a kind of zinc alloy surface coating knot of employing functionally gradient material (FGM)
Structure.
The content of the invention
The utility model is mainly solving the technical problems that provide a kind of zinc alloy surface coating knot of employing functionally gradient material (FGM)
Structure, can effectively alleviate because the coefficient of expansion is inconsistent between coating, cause thermal deformation different, and the thermal stress of generation is easily caused
The problem for coming off of coating.
To solve above-mentioned technical problem, the utility model is related to a kind of zinc alloy surface coating structure, is in particular
A kind of zinc alloy surface coating structure of employing functionally gradient material (FGM), including zinc alloy surface coating, the first nickel-phosphorus alloy functionally gradient
Coating, basic plating layers of copper, nickel-chrome alloy layer, the second nickel-phosphorus alloy functionally gradient deposit, can effectively alleviate due to coating it
Between the coefficient of expansion it is inconsistent, cause thermal deformation different, the thermal stress of generation is easily caused the problem for coming off of coating.
First nickel-phosphorus alloy functionally gradient deposit contacts with zinc alloy surface coating, and the first nickel-phosphorus alloy function ladder
Degree coating is located at the outer end of zinc alloy surface coating；Basic plating layers of copper contacts with the first nickel-phosphorus alloy functionally gradient deposit,
The outer end of basic plating layers of copper and the first nickel-phosphorus alloy functionally gradient deposit；Nickel-chrome alloy layer contacts with basic plating layers of copper,
And nickel-chrome alloy layer is located at the outer end of basic plating layers of copper；Second nickel-phosphorus alloy functionally gradient deposit connects with nickel-chrome alloy layer
Touch, and the second nickel-phosphorus alloy functionally gradient deposit is located at the outer end of nickel-chrome alloy layer.
As the further optimization of the technical program, a kind of zinc alloy surface coating of employing functionally gradient material (FGM) of the utility model
The thickness of the first nickel-phosphorus alloy functionally gradient deposit described in structure is 6 microns to 16 microns.
As the further optimization of the technical program, a kind of zinc alloy surface coating of employing functionally gradient material (FGM) of the utility model
The thickness of the basic plating layers of copper described in structure is 2 microns to 8 microns.
As the further optimization of the technical program, a kind of zinc alloy surface coating of employing functionally gradient material (FGM) of the utility model
The thickness of the nickel-chrome alloy layer described in structure is 20 microns to 50 microns.
As the further optimization of the technical program, a kind of zinc alloy surface coating of employing functionally gradient material (FGM) of the utility model
The thickness of the second nickel-phosphorus alloy functionally gradient deposit described in structure is 6 microns to 50 microns.
A kind of the utility model zinc alloy surface coating structure of employing functionally gradient material (FGM) has the beneficial effect that：
A kind of zinc alloy surface coating structure of employing functionally gradient material (FGM) of the utility model, can effectively alleviate due to coating it
Between the coefficient of expansion it is inconsistent, cause thermal deformation different, the thermal stress of generation is easily caused the problem for coming off of coating.
Description of the drawings
Below in conjunction with the accompanying drawings the utility model is described in more detail with specific implementation method.
Fig. 1 is a kind of structural representation of the zinc alloy surface coating structure of employing functionally gradient material (FGM) of the utility model.
In figure：Zinc alloy surface coating 1；First nickel-phosphorus alloy functionally gradient deposit 2；Basic plating layers of copper 3；Nichrome
Layer 4；Second nickel-phosphorus alloy functionally gradient deposit 5.
Specific embodiment
Specific embodiment one：
Present embodiment is illustrated with reference to Fig. 1, the utility model is related to a kind of zinc alloy surface coating structure, more specifically
Say it is a kind of zinc alloy surface coating structure of employing functionally gradient material (FGM), including zinc alloy surface coating 1, the first nickel-phosphorus alloy work(
Energy gradient coating 2, basic plating layers of copper 3, nickel-chrome alloy layer 4, the second nickel-phosphorus alloy functionally gradient deposit 5, can effectively alleviate
Because the coefficient of expansion is inconsistent between coating, cause thermal deformation different, the thermal stress of generation be easily caused coating come off ask
Topic.
First nickel-phosphorus alloy functionally gradient deposit 2 contacts with zinc alloy surface coating 1, and the first nickel-phosphorus alloy function
Gradient coating 2 is located at the outer end of zinc alloy surface coating 1；The phosphorus content gradient that first nickel-phosphorus alloy functionally gradient deposit 2 has
Can effectively alleviate the heat that coating is caused with contact layer because thermal coefficient of expansion is mismatched with the distribution of thermal coefficient of expansion gradient
Stress problem, layer gold 4 contacts with basic plating layers of copper 3, and nickel-chrome alloy layer 4 is located at the outer end of basic plating layers of copper 3；Second
Nickel-phosphorus alloy functionally gradient deposit 5 contacts with nickel-chrome alloy layer 4, and the second nickel-phosphorus alloy functionally gradient deposit 5 is located at nickel chromium triangle
The outer end of alloy-layer 4.
Specific embodiment two：
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to embodiment one, described the
The thickness of one nickel-phosphorus alloy functionally gradient deposit 2 is 6 microns to 16 microns.
Specific embodiment three：
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to embodiment one, described alkali
Property copper electroplating layer 3 thickness be 2 microns to 8 microns.
Specific embodiment four：
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to embodiment one, described nickel
The thickness of chromium alloy layer 4 is 20 microns to 50 microns.
Specific embodiment five：
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to embodiment one, described the
The thickness of two nickel-phosphorus alloy functionally gradient deposits 5 is 6 microns to 50 microns.
Operation principle：First nickel-phosphorus alloy functionally gradient deposit 2 contacts with zinc alloy surface coating 1, and the first nickel
Phosphorus alloy functionally gradient deposit 2 is located at the outer end of zinc alloy surface coating 1；What the first nickel-phosphorus alloy functionally gradient deposit 2 had
Phosphorus content gradient and the distribution of thermal coefficient of expansion gradient can effectively alleviate coating with contact layer because thermal coefficient of expansion is mismatched
And the thermal stress issues for causing, layer gold 4 contacts with basic plating layers of copper 3, and nickel-chrome alloy layer 4 is located at basic plating layers of copper 3
Outer end；Second nickel-phosphorus alloy functionally gradient deposit 5 contacts with nickel-chrome alloy layer 4, and the second nickel-phosphorus alloy functionally gradient is plated
Layer 5 is located at the outer end of nickel-chrome alloy layer 4, the first nickel-phosphorus alloy functionally gradient deposit 2 and two nickel-phosphorus alloy functionally gradient deposits 5 with
Effectively alleviate because the coefficient of expansion is inconsistent between coating, cause thermal deformation different, the thermal stress of generation is easily caused coating
The problem for coming off.
Certainly, described above is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
Change, remodeling, addition or replacement that the those of ordinary skill in art field is made in essential scope of the present utility model, also belong to
In protection domain of the present utility model.
Claims (5)
1. a kind of zinc alloy surface coating structure of employing functionally gradient material (FGM), including zinc alloy surface coating（1）, the first nickel-phosphorus alloy
Functionally gradient deposit（2）, basic plating layers of copper（3）, nickel-chrome alloy layer（4）, the second nickel-phosphorus alloy functionally gradient deposit（5）, its
It is characterised by：First nickel-phosphorus alloy functionally gradient deposit（2）With zinc alloy surface coating（1）Contact, and the first nickel phosphorus is closed
Golden functionally gradient deposit（2）Positioned at zinc alloy surface coating（1）Outer end；Basic plating layers of copper（3）With the first nickel-phosphorus alloy work(
Can gradient coating（2）Contact, basic plating layers of copper（3）With the first nickel-phosphorus alloy functionally gradient deposit（2）Outer end；Nickel chromium triangle is closed
Layer gold（4）With basic plating layers of copper（3）Contact, and nickel-chrome alloy layer（4）Positioned at basic plating layers of copper（3）Outer end；Second
Nickel-phosphorus alloy functionally gradient deposit（5）With nickel-chrome alloy layer（4）Contact, and the second nickel-phosphorus alloy functionally gradient deposit（5）Position
In nickel-chrome alloy layer（4）Outer end.
2. the zinc alloy surface coating structure of a kind of employing functionally gradient material (FGM) according to claim 1, it is characterised in that：It is described
The first nickel-phosphorus alloy functionally gradient deposit（2）Thickness be 6 microns to 16 microns.
3. the zinc alloy surface coating structure of a kind of employing functionally gradient material (FGM) according to claim 1, it is characterised in that：It is described
Basic plating layers of copper（3）Thickness be 2 microns to 8 microns.
4. the zinc alloy surface coating structure of a kind of employing functionally gradient material (FGM) according to claim 1, it is characterised in that：It is described
Nickel-chrome alloy layer（4）Thickness be 20 microns to 50 microns.
5. according to a kind of zinc alloy surface coating structure of the employing functionally gradient material (FGM) described in claim 1, it is characterised in that：Described
Second nickel-phosphorus alloy functionally gradient deposit（5）Thickness be 6 microns to 50 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621128083.3U CN206109538U (en) | 2016-10-17 | 2016-10-17 | Adopt gradient material's zinc alloy surfaces plating layer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621128083.3U CN206109538U (en) | 2016-10-17 | 2016-10-17 | Adopt gradient material's zinc alloy surfaces plating layer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206109538U true CN206109538U (en) | 2017-04-19 |
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ID=58529857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621128083.3U Expired - Fee Related CN206109538U (en) | 2016-10-17 | 2016-10-17 | Adopt gradient material's zinc alloy surfaces plating layer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206109538U (en) |
-
2016
- 2016-10-17 CN CN201621128083.3U patent/CN206109538U/en not_active Expired - Fee Related
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Granted publication date: 20170419 Termination date: 20171017 |
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| CF01 | Termination of patent right due to non-payment of annual fee |