CN105437805A - Surface treatment method of magnesium aluminum alloy, magnesium aluminum alloy, electronic device and shell thereof - Google Patents
Surface treatment method of magnesium aluminum alloy, magnesium aluminum alloy, electronic device and shell thereof Download PDFInfo
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- CN105437805A CN105437805A CN201410403835.1A CN201410403835A CN105437805A CN 105437805 A CN105437805 A CN 105437805A CN 201410403835 A CN201410403835 A CN 201410403835A CN 105437805 A CN105437805 A CN 105437805A
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Abstract
The embodiment of the application provides a surface treatment method of magnesium aluminum alloy, magnesium aluminum alloy by utilizing the method for surface treatment, a shell made by magnesium aluminum alloy and an electronic device comprising the shell. The treatment method comprises following steps: preparing an embossing film having an embossing pattern; preparing magnesium aluminum alloy to be treated, spraying primer and UV finish paint to the surface of magnesium aluminum alloy to be treated in order to form magnesium aluminum alloy to be embossed; and wrapping the embossing film into the surface of the magnesium aluminum alloy to be embossed and embossing the embossing pattern on the surface of the embossing film to the surface of magnesium aluminum alloy to be embossed in order to finish surface treatment of magnesium aluminum alloy to be processed. The embodiment of the surface treatment method provided by the invention helps to improve surface treatment quality of magnesium aluminum alloy and utilizes the quality of a product made by magnesium aluminum alloy. The magnesium aluminum alloy is extensively used.
Description
Technical field
The present invention relates to technical field of surface, particularly relate to a kind of surface of magnesium aluminium alloy processing method, this processing method is utilized to carry out surface-treated magnadure, the electronic device housing utilizing this magnadure to make and the electronic installation comprising this electronic device housing.
Background technology
In the production of notebook computer casing, magnesium alloy materials with its outstanding rigidity and weight always extensively concerned.Wherein, the operation resource relative abundance of die-casting die magnadure (as AZ91D), process is easier to be controlled, is applicable to scale of mass production.During concrete use, due to more coarse and sometimes because relate to the region needing to there is plastic cement and corrupt split, often adopt the method for spray to carry out surface treatment to it in prior art through the surface of magnesium aluminium alloy of chemical passivation process.But this processing method is comparatively single, cause the surface treatment effect of magnadure unsatisfactory, product quality has much room for improvement.
Summary of the invention
For solving the problems of the technologies described above, embodiments provide a kind of surface of magnesium aluminium alloy processing method, to improve the surface treatment effect of magnadure, thus the quality of the surface treatment quality improving described magnadure and the product that utilizes this magnadure to make.
For solving the problems of the technologies described above, embodiments provide following technical scheme:
A kind of surface of magnesium aluminium alloy processing method, comprising:
Prepare embossed film, described embossed film surface has imprinted pattern;
Prepare pending magnadure, at pending spraying magnesium aluminum alloy surface priming paint and UV finish paint, form magnadure to be imprinted;
Described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted, the imprinted pattern on described embossed film surface is stamped into described surface of magnesium aluminium alloy to be imprinted, complete the surface treatment to described pending magnadure.
Preferably, the imprinted pattern on described embossed film surface is textured pattern.
Preferably, the formation process of described textured pattern is roller technique or etching technics.
Preferably, prepare pending magnadure to comprise: change into pending surface of magnesium aluminium alloy, mend soil and polishing.
Preferably, described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted to comprise:
Described magnadure to be imprinted is fixed on the tool surface in baking oven;
Be placed in by described embossed film in described baking oven, described embossed film has one of imprinted pattern facing to described magnadure to be imprinted;
Close baking oven, described baking oven is divided into mutually isolated first space and second space by described embossed film, and described magnadure to be imprinted is positioned at the first space;
Described first space and second space are vacuumized;
Second space is pressurizeed, utilizes second space to act on the pressure on described embossed film surface, described embossed film is evenly wrapped in described surface of magnesium aluminium alloy to be imprinted.
Preferably, also comprise before closedown baking oven:
Adjust the relative position of described embossed film and described magnadure to be imprinted, described embossed film is positioned.
Preferably, adjust the relative position of described embossed film and described magnadure to be imprinted, described embossed film positioned and comprises:
Tool surface in advance in baking oven makes positioning mark;
Positioning cross mark is made in advance on described embossed film surface;
By aiming at described positioning cross mark and described positioning mark, adjust the relative position of described embossed film and described magnadure to be imprinted, first time location is carried out to described embossed film.
Preferably, adjust the relative position of described embossed film and described magnadure to be imprinted, described embossed film positioned and also comprises:
Locating dowel is made in advance at described pending surface of magnesium aluminium alloy;
Locating hole is made in advance on described embossed film surface;
By aiming at described locating hole and described locating dowel, adjust the relative position of described embossed film and described magnadure to be imprinted, second time location is carried out to described embossed film.
Preferably, the imprinted pattern on described embossed film surface is stamped into described surface of magnesium aluminium alloy to be imprinted, completes and the surface treatment of described pending magnadure is comprised:
Continue, to second space pressurization, meanwhile, to carry out homogeneous heating to described embossed film, the imprinted pattern of described film surface is stamped into described surface of magnesium aluminium alloy to be imprinted;
After having impressed, the pressure in release second space, takes out the magnadure to be imprinted being enclosed with embossed film, dries, solidifies it;
Described embossed film is peeled off from described surface of magnesium aluminium alloy to be imprinted, completes the surface treatment to described pending magnadure.
Preferably, carry out homogeneous heating to described embossed film to comprise:
The control system of the described heater of temperature sensor, heater and connection and temperature sensor is evenly configured in advance in described oven interior;
By controlling described control system, according to the temperature of described temperature sensor feedback, regulate described heater, homogeneous heating is carried out to described embossed film.
Preferably, carry out pressurization to second space to comprise:
In described second space, be filled with protective gas, second space is pressurizeed.
A kind ofly the surface treatment method described in above-mentioned any one is utilized to carry out surface-treated magnadure.
A kind of electronic device housing utilizing above-mentioned magnadure to make.
A kind of electronic installation comprising above-mentioned electronic device housing.
Compared with prior art, such scheme has the following advantages:
The surface of magnesium aluminium alloy processing method that the embodiment of the present invention provides, comprising: prepare embossed film, and described film surface has imprinted pattern; Prepare pending magnadure, at pending spraying magnesium aluminum alloy surface priming paint and UV finish paint, form magnadure to be imprinted; Described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted, the imprinted pattern of described film surface is stamped into described surface of magnesium aluminium alloy to be imprinted, complete the surface treatment to described pending magnadure.As can be seen here, the processing method that the embodiment of the present invention provides, imprinted pattern is utilized to carry out surface treatment to pending magnadure, not only imprinted pattern can be set according to specific needs, overcome the problem that the surface treatment effect of magnadure is single, the flaw of described imprinted pattern to pending surface of magnesium aluminium alloy can also be utilized to block, thus the quality of the surface treatment quality that improve described magnadure and the product that utilizes this magnadure to make.
And, the surface treatment method that the embodiment of the present invention provides, by described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted, the imprinted pattern of described film surface is realized to be stamped into described surface of magnesium aluminium alloy to be imprinted, thus the processing method that the embodiment of the present invention is provided, lower to the shape requirement of magnadure, can realize carrying out surface treatment to the magnadure of complex appearance, range of application is wider.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The surface of magnesium aluminium alloy process flow schematic diagram that Fig. 1 provides for one embodiment of the invention;
In the surface of magnesium aluminium alloy processing method that Fig. 2-Fig. 6 provides for Fig. 1, the schematic flow sheet of step 3.
Detailed description of the invention
Just as described in the background section, adopt the method for spray to carry out surface-treated method to magnadure in prior art comparatively single, cause the surface treatment effect of magnadure unsatisfactory, product quality has much room for improvement.
In view of this, embodiments provide a kind of surface of magnesium aluminium alloy processing method, comprising:
Prepare embossed film, described embossed film surface has imprinted pattern;
Prepare pending magnadure, at pending spraying magnesium aluminum alloy surface priming paint and UV finish paint, form magnadure to be imprinted;
Described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted, the imprinted pattern on described embossed film surface is stamped into described surface of magnesium aluminium alloy to be imprinted, complete the surface treatment to described pending magnadure.
Accordingly, the embodiment of the present invention additionally provides one and utilizes above-mentioned surface treatment method to carry out surface-treated magnadure.
In addition, the embodiment of the present invention additionally provides a kind of electronic device housing utilizing above-mentioned magnadure to make, and comprises the electronic installation of this electronic device housing.
The processing method that the embodiment of the present invention provides, imprinted pattern is utilized to carry out surface treatment to pending magnadure, not only imprinted pattern can be set according to specific needs, overcome the problem that the surface treatment effect of magnadure is single, the flaw of described imprinted pattern to pending surface of magnesium aluminium alloy can also be utilized to block, thus the quality of the surface treatment quality that improve described magnadure and the product that utilizes this magnadure to make.
And, the surface treatment method that the embodiment of the present invention provides, by described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted, the imprinted pattern of described film surface is realized to be stamped into described surface of magnesium aluminium alloy to be imprinted, thus the processing method that the embodiment of the present invention is provided, lower to the shape requirement of magnadure, can realize carrying out surface treatment to the magnadure of complex appearance, range of application is wider.
For enabling above-mentioned purpose of the present invention, feature and advantage more become apparent, and are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the present invention.But the present invention can be different from alternate manner described here to implement with multiple, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention.Therefore the present invention is not by the restriction of following public concrete enforcement.
As shown in Figure 1, embodiments provide a kind of surface of magnesium aluminium alloy processing method, comprising:
S1: prepare embossed film, described embossed film surface has imprinted pattern.Preferably, described imprinted pattern is textured pattern, preferred, and described textured pattern is continuity textured pattern, but the present invention does not limit this, specifically depends on the circumstances.It should be noted that, the shape of the present invention to described textured pattern does not also limit, specifically can according to circumstances sets itself, thus the problem that the surface treatment effect overcoming magnadure is single, the flaw of described imprinted pattern to pending surface of magnesium aluminium alloy can also be utilized to block, improve the surface treatment quality of described magnadure.
OMD (Out-sideMoldDecoration different from the past, surface mold is decorated) technique, embossed film prepared by the present invention does not need printing or coating, the embossed film provided in the embodiment of the present invention is in the process making imprinted pattern, can according to the size of its imprinted pattern, adopt roller technique or etching technics, make imprinted pattern on described embossed film surface.The present invention does not limit this, specifically depends on the circumstances.
S2: prepare pending magnadure, at pending spraying magnesium aluminum alloy surface priming paint and UV finish paint, forms magnadure to be imprinted.
In one embodiment of the invention, prepare pending magnadure to comprise: after described pending magnadure Workpiece shaping completes, described pending magnadure is changed into, mends the technique such as soil and polishing, to improve the surface quality of described pending magnadure.Wherein, change into and refer to and soaked in the electrolytic solution pending magnadure, pass to direct current, by electrochemical redox, removal of contamination, changes chemistry and the electrochemical reaction process of active material electro-chemical activity in described pending magnadure.Mend soil and refer to flaw for removing described pending surface of magnesium aluminium alloy, slight crack, gap or in order to make some effect, carry out the process filled up in the gap of described pending surface of magnesium aluminium alloy.Polishing refers to mill or wipes described pending surface of magnesium aluminium alloy, makes the process of its smooth exquisiteness.
In embodiments of the present invention, after described pending magnadure completes, at described pending spraying magnesium aluminum alloy surface priming paint and UV finish paint, form magnadure to be imprinted.It should be noted that, in embodiments of the present invention, after the complete priming paint of described pending spraying magnesium aluminum alloy surface and UV finish paint, be not cured.
S3: described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted, is stamped into described surface of magnesium aluminium alloy to be imprinted by the imprinted pattern on described embossed film surface, completes the surface treatment to described pending magnadure.
In one embodiment of the invention, described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted to comprise:
S301: as shown in Figure 2, opens baking oven, described magnadure to be imprinted is fixed on the tool surface in baking oven.It should be noted that, in embodiments of the present invention, described magnadure to be imprinted can for having sprayed the magnadure of priming paint and UV finish paint, also can for be combined with other plastic parts at the surface of magnesium aluminium alloy having sprayed priming paint and UV finish paint, the present invention does not limit this, specifically depends on the circumstances.
S302: continue as shown in Figure 2, be placed in by described embossed film in described baking oven, described embossed film has one of imprinted pattern facing to described magnadure to be imprinted.
S303: be placed in by described embossed film after in described baking oven, close baking oven, described baking oven is divided into mutually isolated first space and second space by described embossed film, and described magnadure to be imprinted is positioned at the first space, as shown in Figure 3.
It should be noted that, in order to the better imprinted pattern by described embossed film surface is transferred to described surface of magnesium aluminium alloy to be imprinted, in a preferred embodiment of the embodiment of the present invention, described embossed film is placed in after in described baking oven, also comprise before closing baking oven: the relative position adjusting described embossed film and described magnadure to be imprinted, positions described embossed film.
Concrete, on the basis of the present embodiment, in one embodiment of the invention, adjust the relative position of described embossed film and described magnadure to be imprinted, described embossed film positioned and comprises:
Tool surface in advance in baking oven makes positioning mark;
Positioning cross mark is made in advance on described embossed film surface;
By aiming at described positioning cross mark and described positioning mark, adjust the relative position of described embossed film and described magnadure to be imprinted, first time location is carried out to described embossed film.
In another embodiment of the present invention, adjust the relative position of described embossed film and described magnadure to be imprinted, described embossed film positioned and also comprises:
Locating dowel is made in advance at described pending surface of magnesium aluminium alloy;
Locating hole is made in advance on described embossed film surface;
By aiming at described locating hole and described locating dowel, adjust the relative position of described embossed film and described magnadure to be imprinted, second time location is carried out to described embossed film.
S304: after having located, vacuumizes described first space and second space.In one embodiment of the invention, preferably described first space and second space are vacuumized simultaneously.
S305: after having vacuumized, pressurizes to second space, utilizes second space to act on the pressure on described embossed film surface, described embossed film is evenly wrapped in described surface of magnesium aluminium alloy to be imprinted, as shown in Figure 4.
After having vacuumized; protective gas is filled with in second space; second space is pressurizeed; now; because the first space still remains vacuum state; therefore protective gas in second space can be utilized to act on the pressure on described embossed film surface, described embossed film is evenly wrapped in described surface of magnesium aluminium alloy to be imprinted.
It should be noted that, due to the surface treatment method that the embodiment of the present invention provides, the pressure utilizing protective gas in second space to act on described embossed film surface, described embossed film is evenly wrapped in described surface of magnesium aluminium alloy to be imprinted, therefore when utilizing described embossed film to wrap up described surface of magnesium aluminium alloy to be imprinted, comprehensive parcel can be carried out to described magnadure to be imprinted, as to as described in the back-off of surface of magnesium aluminium alloy to be imprinted, the position such as perforate and small round corner is wrapped up, thus the processing method that the embodiment of the present invention is provided, lower to the shape requirement of magnadure, can realize carrying out surface treatment to the magnadure of complex appearance, range of application is wider.
After described embossed film is evenly wrapped in described surface of magnesium aluminium alloy to be imprinted, the imprinted pattern on described embossed film surface is stamped into described surface of magnesium aluminium alloy to be imprinted, completes the surface treatment to described pending magnadure.
On the basis of above-mentioned any embodiment, in one embodiment of the invention, the imprinted pattern on described embossed film surface is stamped into described surface of magnesium aluminium alloy to be imprinted, completes and the surface treatment of described pending magnadure is comprised:
S306: continue, to second space pressurization, meanwhile, to carry out homogeneous heating to described embossed film, the imprinted pattern of described film surface is stamped into described surface of magnesium aluminium alloy to be imprinted.
Concrete, in a preferred embodiment of the invention, continue to comprise described second space pressurization: continue to be filled with protective gas in described second space, pressurize to second space.Wherein, described protective gas is preferably nitrogen, but the present invention does not limit this, specifically depends on the circumstances.
On the basis of above-mentioned any embodiment, in a preferred embodiment of the invention, carry out homogeneous heating to described embossed film to comprise: the control system evenly configuring the described heater of temperature sensor, heater and connection and temperature sensor in advance in described oven interior; By controlling described control system, according to the temperature of described temperature sensor feedback, regulate described heater, homogeneous heating carried out to described embossed film, with ensure described embossed film everywhere deformation extent be consistent.In other embodiments of the invention, other modes can also be adopted to realize homogeneous heating, and the present invention does not limit this.
S307: as shown in Fig. 5-Fig. 6, after having impressed, the pressure in release second space, takes out the magnadure to be imprinted being enclosed with embossed film, dry it, solidify, the imprinted pattern described embossed film being stamped into described surface of magnesium aluminium alloy to be imprinted is fixed-type.
S308: described embossed film is peeled off from described surface of magnesium aluminium alloy to be imprinted, completes the surface treatment to described pending magnadure.
Utilize the surface treatment method that the embodiment of the present invention provides, not only can form the high light texture of similar anodic oxidation look at described pending surface of magnesium aluminium alloy, the flaw of textured pattern to described pending surface of magnesium aluminium alloy can also be utilized to block.
Accordingly, the embodiment of the present invention additionally provides a kind of surface of magnesium aluminium alloy processing method utilizing above-mentioned any embodiment to provide and carries out surface-treated magnadure.
In addition, the embodiment of the present invention additionally provides a kind of electronic device housing utilizing above-mentioned magnadure to make and the electronic installation comprising this electronic device housing.
In sum, the surface of magnesium aluminium alloy processing method that the embodiment of the present invention provides, imprinted pattern is utilized to carry out surface treatment to pending magnadure, not only imprinted pattern can be set according to specific needs, overcome the problem that the surface treatment effect of magnadure is single, the flaw of described imprinted pattern to pending surface of magnesium aluminium alloy can also be utilized to block, thus the quality of the product such as electronic installation that improve the surface treatment quality of described magnadure and the electronic device housing utilizing this magnadure to make, comprise this electronic device housing.
And, the surface treatment method that the embodiment of the present invention provides, by described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted, the imprinted pattern of described film surface is realized to be stamped into described surface of magnesium aluminium alloy to be imprinted, thus the processing method that the embodiment of the present invention is provided, lower to the shape requirement of magnadure, can realize carrying out surface treatment to the magnadure of complex appearance, range of application is wider.
In this description, various piece adopts the mode of going forward one by one to describe, and what each some importance illustrated is the difference with other parts, between various piece identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to embodiment illustrated herein, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (14)
1. a surface of magnesium aluminium alloy processing method, is characterized in that, comprising:
Prepare embossed film, described embossed film surface has imprinted pattern;
Prepare pending magnadure, at pending spraying magnesium aluminum alloy surface priming paint and UV finish paint, form magnadure to be imprinted;
Described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted, the imprinted pattern on described embossed film surface is stamped into described surface of magnesium aluminium alloy to be imprinted, complete the surface treatment to described pending magnadure.
2. processing method according to claim 1, is characterized in that, the imprinted pattern on described embossed film surface is textured pattern.
3. processing method according to claim 2, is characterized in that, the formation process of described textured pattern is roller technique or etching technics.
4. processing method according to claim 1, is characterized in that, prepares pending magnadure and comprises: change into pending surface of magnesium aluminium alloy, mend soil and polishing.
5. processing method according to claim 1, is characterized in that, described embossed film is wrapped in described surface of magnesium aluminium alloy to be imprinted and comprises:
Described magnadure to be imprinted is fixed on the tool surface in baking oven;
Be placed in by described embossed film in described baking oven, described embossed film has one of imprinted pattern facing to described magnadure to be imprinted;
Close baking oven, described baking oven is divided into mutually isolated first space and second space by described embossed film, and described magnadure to be imprinted is positioned at the first space;
Described first space and second space are vacuumized;
Second space is pressurizeed, utilizes second space to act on the pressure on described embossed film surface, described embossed film is evenly wrapped in described surface of magnesium aluminium alloy to be imprinted.
6. processing method according to claim 5, is characterized in that, also comprises before closedown baking oven:
Adjust the relative position of described embossed film and described magnadure to be imprinted, described embossed film is positioned.
7. processing method according to claim 6, is characterized in that, adjusts the relative position of described embossed film and described magnadure to be imprinted, positions comprise described embossed film:
Tool surface in advance in baking oven makes positioning mark;
Positioning cross mark is made in advance on described embossed film surface;
By aiming at described positioning cross mark and described positioning mark, adjust the relative position of described embossed film and described magnadure to be imprinted, first time location is carried out to described embossed film.
8. processing method according to claim 7, is characterized in that, adjusts the relative position of described embossed film and described magnadure to be imprinted, positions also comprise described embossed film:
Locating dowel is made in advance at described pending surface of magnesium aluminium alloy;
Locating hole is made in advance on described embossed film surface;
By aiming at described locating hole and described locating dowel, adjust the relative position of described embossed film and described magnadure to be imprinted, second time location is carried out to described embossed film.
9. processing method according to claim 1, is characterized in that, the imprinted pattern on described embossed film surface is stamped into described surface of magnesium aluminium alloy to be imprinted, completes and comprises the surface treatment of described pending magnadure:
Continue, to second space pressurization, meanwhile, to carry out homogeneous heating to described embossed film, the imprinted pattern of described film surface is stamped into described surface of magnesium aluminium alloy to be imprinted;
After having impressed, the pressure in release second space, takes out the magnadure to be imprinted being enclosed with embossed film, dries, solidifies it;
Described embossed film is peeled off from described surface of magnesium aluminium alloy to be imprinted, completes the surface treatment to described pending magnadure.
10. processing method according to claim 9, is characterized in that, carries out homogeneous heating comprise described embossed film:
The control system of the described heater of temperature sensor, heater and connection and temperature sensor is evenly configured in advance in described oven interior;
By controlling described control system, according to the temperature of described temperature sensor feedback, regulate described heater, homogeneous heating is carried out to described embossed film.
11. processing methods according to any one of claim 5-10, is characterized in that, carry out pressurization comprise second space:
In described second space, be filled with protective gas, second space is pressurizeed.
12. 1 kinds utilize the surface treatment method described in any one of claim 1-11 to carry out surface-treated magnadure.
13. 1 kinds of electronic device housings utilizing the magnadure described in claim 12 to make.
14. 1 kinds of electronic installations comprising electronic device housing according to claim 13.
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| CN201410403835.1A CN105437805B (en) | 2014-08-15 | 2014-08-15 | Magnesium-aluminum alloy surface treatment method, magnesium-aluminum alloy, electronic device and shell of electronic device |
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| CN110270935A (en) * | 2019-07-22 | 2019-09-24 | 王旭 | A kind of almag die casting process of surface treatment |
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