CN109182848A - The anode oxidation process of aluminum alloy materials and its die casting - Google Patents
The anode oxidation process of aluminum alloy materials and its die casting Download PDFInfo
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- CN109182848A CN109182848A CN201811178564.9A CN201811178564A CN109182848A CN 109182848 A CN109182848 A CN 109182848A CN 201811178564 A CN201811178564 A CN 201811178564A CN 109182848 A CN109182848 A CN 109182848A
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C21/00—Alloys based on aluminium
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
- C23G1/063—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors heterocyclic compounds
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
- C23G1/065—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors sulfur-containing compounds
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
- C23G1/068—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors compounds containing a C=C bond
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/12—Light metals
- C23G1/125—Light metals aluminium
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- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/14—Producing integrally coloured layers
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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
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/16—Pretreatment, e.g. desmutting
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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
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
- C25D11/24—Chemical after-treatment
- C25D11/243—Chemical after-treatment using organic dyestuffs
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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
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
- C25D11/24—Chemical after-treatment
- C25D11/246—Chemical after-treatment for sealing layers
Abstract
The present invention relates to a kind of aluminum alloy materials and its anode oxidation process of die casting, aluminum alloy materials include the component of following mass content: silicon 0~0.5%；Manganese 1%~2%；Nickel 0.15%~0.2%；Iron 0.2%~0.4%；Minor metallic element 0.2%~0.4%；Aluminium surplus.Pass through the constituent content in allotment aluminum alloy materials, die casting is set to do colorful anode oxidation, multiple color can be presented on the surface of aluminum alloy materials by anodic oxidation, rich in color, and coloring effect is good, the surface effect of product does not have nigrescence, dirty, and it repeatedly returns oxidation and will not go out husky hole, colour film adhesive force is good, not easily to fall off, and the first-pass yield of product is high.
Description
Technical field
The present invention relates to aluminum alloy materials and its technical field of surface, more particularly to aluminum alloy materials and its die casting
The anode oxidation process of part.
Background technique
Aluminium alloy is since its density is small, conductance thermal energy power is strong, molding machinability is good and excellent comprehensive performance etc. is excellent
Point, and be more and more widely used in every field, such as communications and transportation, space flight and aviation and electronic product.
For traditional aluminum alloy materials due to the property of its material itself, die casting can only do the conductive oxygen of black and true qualities
Change, causes the product of its anodic oxidation relatively simple, limit the application of aluminum alloy materials.
Summary of the invention
Based on this, the present invention provides a kind of aluminum alloy materials, by the allotment of constituent content therein, makes die casting can be with
Colorful anode oxidation is done, i.e., multiple color can be presented on the surface of aluminum alloy materials by anodic oxidation.
A kind of aluminum alloy materials, the component including following mass content:
Above-mentioned aluminum alloy materials allow its die casting to do colored sun by the constituent content in allotment aluminum alloy materials
Pole oxidation, i.e., can be presented multiple color on the surface of aluminum alloy materials by anodic oxidation, rich in color, and coloring effect is good
Good, the surface effect of product does not have nigrescences, dirty, and repeatedly returns oxidation and will not go out sand hole, and colour film adhesive force is good, is not easy to take off
It falls, the first-pass yield of product is high.
Aluminum alloy materials include the component of following mass content in one of the embodiments:
In one of the embodiments, minor metallic element include copper, chromium, magnesium, zinc, tin, titanium, lead, beryllium, calcium, strontium, vanadium and
Zirconium, copper, chromium, magnesium, zinc, tin, titanium, lead, beryllium, calcium, strontium, vanadium and zirconium account for the percentage composition of aluminum alloy materials gross mass respectively are as follows: copper
0.002%~0.006%, chromium 0.002%~0.006%, magnesium 0.002%~0.006%, zinc 0.02%~0.03%, tin
0.002%~0.006%, titanium 0.1%~0.2%, lead 0.04%~0.06%, beryllium 0.0001%~0.0002%, calcium
0.005%~0.008%, strontium 0.0004%~0.0007%, vanadium 0.008%~0.02%, zirconium 0.04%~0.06%.
Copper, chromium, magnesium, zinc, tin, titanium, lead, beryllium, calcium, strontium, vanadium and zirconium account for aluminium alloy material respectively in one of the embodiments,
Expect the percentage composition of gross mass are as follows: copper 0.005%~0.006%, chromium 0.005%~0.006%, magnesium 0.005%~
0.006%, zinc 0.025%~0.03%, tin 0.005%~0.006%, titanium 0.15%~0.2%, lead 0.04%~
0.05%, beryllium 0.0001%~0.0002%, calcium 0.007%~0.008%, strontium 0.0004%~0.0005%, vanadium 0.01%
~0.02%, zirconium 0.045%~0.06%.
Also a kind of anode oxidation process of aluminum alloy die casting of the present invention, comprising the following steps:
It will be soaked in pre-treatment liquid medicine using aluminum alloy die casting made of above-mentioned aluminum alloy materials, when impregnating default
Between, pre-treatment liquid medicine includes the component of following mass percentage: sulfuric acid 10%~15%, nitric acid 9%~13%, phosphoric acid 70%
~80% and inhibition auxiliary agent 2.0%~3.5%；
Then aluminum alloy die casting is subjected to extension electric treatment, dyed, Seal treatment, air-dried, obtain colored aluminum die casting
Part.
Aluminum alloy die casting passes through blasting treatment before impregnating pre-treatment liquid medicine in one of the embodiments,.
The temperature of pre-treatment liquid medicine is 77 DEG C~83 DEG C in one of the embodiments, and the time of immersion is 1~2min.
Inhibition auxiliary agent is selected from one or more of acridine, thiocarbamide and dextrin in one of the embodiments,.
The technological parameter of electric treatment is hung in one of the embodiments, are as follows:
Electric current: 14A~16A；
Voltage: 14.5V~16V；
Temperature: room temperature；
Time: 12min~18min.
Dyeing is that the aluminum alloy die casting after extension electric treatment is soaked in dyeing mixed liquor in one of the embodiments,
In, soaking time is 1~2min；Dyeing mixed liquor include toner 0.005%wt~0.015%wt and water 99.985%wt~
99.995%wt.
Seal treatment in one of the embodiments, are as follows: at a temperature of 90 DEG C~95 DEG C, at closing mixed liquor
Reason, closing mixed liquor includes sealer 0.005%wt~0.015%wt and water 99.985%wt~99.995%wt.
Specific embodiment
It to facilitate the understanding of the present invention, below will be to invention is more fully described.But the present invention can be to be permitted
Mostly different form is realized, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes
It is more thorough and comprehensive to the understanding of the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more phases
Any and all combinations of the listed item of pass.
The test method of actual conditions is not specified in the following example, according to conventional methods and conditions, or says according to commodity
The adjusting of bright book suggestion is selected.Reagents or instruments used without specified manufacturer is that can be obtained by commercially available purchase
Conventional products.
The present invention provides a kind of aluminum alloy materials, can pass through sun using aluminum alloy die casting made of the aluminum alloy materials
Pole oxidation obtains color effect, rich in color, facilitates the many-sided application for promoting aluminum alloy die casting.The aluminum alloy materials
Component including following mass content: silicon 0~0.5%, such as can be, but be not limited to 0.0001%, 0.001%,
0.005%, 0.008%, 0.01%, 0.03%, 0.05%, 0.007%, 0.1%, 0.2%, 0.3%, 0.4% or 0.5%
Deng；Manganese 1%~2%, such as can be, but be not limited to 1%, 1.1%, 1.2%, 1.3%, 1.4%, 1.5%, 1.6%,
1.7%, 1.8%, 1.9% or 2% etc.；Nickel 0.15%~0.2%, such as can be, but be not limited to 0.15%, 0.16%,
0.17%, 0.18%, 0.19% or 0.2% etc.；Iron 0.2%~0.4%, such as can be, but be not limited to 0.2%, 0.21%,
0.22%, 0.23%, 0.24%, 0.25%, 0.26%, 0.27%, 0.28%, 0.29% or 0.3% etc.；Minor metallic element
0.2%~0.4%, such as can be, but be not limited to 0.2%, 0.25%, 0.3%, 0.35%, 0.36% or 0.4% etc.；Aluminium
Surplus, such as can be, but be not limited to 97%, 97.1%, 97.2%, 97.3%, 97.4%, 97.5%, 98% or 98.5%
Deng.
In one embodiment, minor metallic element includes copper, chromium, magnesium, zinc, tin, titanium, lead, beryllium, calcium, strontium, vanadium and zirconium, copper,
Chromium, magnesium, zinc, tin, titanium, lead, beryllium, calcium, strontium, vanadium and zirconium account for the percentage composition of aluminum alloy materials gross mass respectively are as follows: copper 0.002%
~0.006%, chromium 0.002%~0.006%, magnesium 0.002%~0.006%, zinc 0.02%~0.03%, tin 0.002%~
0.006%, titanium 0.1%~0.2%, lead 0.04%~0.06%, beryllium 0.0001%~0.0002%, calcium 0.005%~
0.008%, strontium 0.0004%~0.0007%, vanadium 0.008%~0.02%, zirconium 0.04%~0.06%.
In one embodiment, copper, chromium, magnesium, zinc, tin, titanium, lead, beryllium, calcium, strontium, vanadium and zirconium account for the total matter of aluminum alloy materials respectively
The percentage composition of amount are as follows: copper 0.005%~0.006%, chromium 0.005%~0.006%, magnesium 0.005%~0.006%, zinc
0.025%~0.03%, tin 0.005%~0.006%, titanium 0.15%~0.2%, lead 0.04%~0.05%, beryllium
0.0001%~0.0002%, calcium 0.007%~0.008%, strontium 0.0004%~0.0005%, vanadium 0.01%~0.02%,
Zirconium 0.045%~0.06%.
Above-mentioned aluminum alloy materials allow die casting to do colorful anode by the constituent content in allotment aluminum alloy materials
Multiple color can be presented on the surface of aluminum alloy materials by anodic oxidation in oxidation, rich in color, and coloring effect is good
Good, the surface effect of product does not have nigrescences, dirty, and repeatedly returns oxidation and will not go out sand hole, and colour film adhesive force is good, is not easy to take off
It falls, the first-pass yield of product is high.
The method that die casting is made in above-mentioned aluminum alloy materials are as follows:
At a temperature of 700 DEG C or more, by formula rate, after aluminium is fused into liquid, silicon, manganese, nickel and trace meter is added
Element, mixing is sufficiently melted to all components, and aluminum alloy die casting is made using die-casting process.
Above-mentioned aluminum alloy die casting is carried out colorful anode by also a kind of anode oxidation process of aluminum alloy die casting of the present invention
Oxidation, the anode oxidation process the following steps are included:
It will be soaked in pre-treatment liquid medicine using aluminum alloy die casting made of above-mentioned aluminum alloy materials, when impregnating default
Between, pre-treatment liquid medicine includes the component of following mass percentage: sulfuric acid 10%~15%, nitric acid 9%~13%, phosphoric acid 70%
~80% and inhibition auxiliary agent 2.0%~3.5%, mainly as being the fatty and dirty impurity for sloughing aluminum alloy die casting surface
Deng, the surface of fat and dirty impurity covering aluminum alloy die casting is avoided, the electric effect of subsequent extension is influenced, and generate high porosity
Bad problem.
In one embodiment, the temperature of pre-treatment liquid medicine is 77 DEG C~83 DEG C, and the time of immersion is about 1~2min, until.
In one embodiment, inhibition auxiliary agent is selected from one or more of acridine, thiocarbamide and dextrin, such as inhibition auxiliary agent can
Think the mixture of acridine, thiocarbamide, dextrin, acridine and thiocarbamide, the mixture of acridine and dextrin, thiocarbamide and dextrin mixture or
Person's acridine, thiocarbamide and mixture of dextrin etc..The mass ratio of acridine and thiocarbamide is 2~4:1, a word used for translation in the mixture of acridine and thiocarbamide
The mass ratio of acridine and dextrin is 1~3:1, acridine, sulphur in the mixture of acridine, thiocarbamide and dextrin in the mixture of pyridine and dextrin
The mass ratio of urea and dextrin is 2~5:2:1.
Above-mentioned pre-treatment liquid medicine is formulated for the material properties of aluminum alloy die casting of the invention, is obtained good
Degreasing effect, and die casting will not be corroded, clean product surface is provided for subsequent extension electrician's sequence.
In one embodiment, after die casting impregnates pre-treatment liquid medicine, is cleaned repeatedly using deionized water, remove die casting table
The remaining pre-treatment liquid medicine in face.
Then aluminum alloy die casting is subjected to extension electric treatment, dyed, Seal treatment, air-dried, obtain colored aluminum die casting
Part.
It hangs electric treatment and hangs aluminum alloy die casting up plating with hanger, in one embodiment, the technique of hanging electric treatment
Parameter are as follows:
Electric current: 14A~16A；
Voltage: 14.5V~16V；
Temperature: room temperature, general 19 DEG C~28 DEG C；
Time: 12min~18min.
Dyeing is that the aluminum alloy die casting after extension electric treatment is soaked in dyeing mixed liquor in one of the embodiments,
In, soaking time is 1~2min, is painted for die casting.Dyeing mixed liquor includes toner 0.005%wt~0.015%wt and water
99.985%wt~99.995%wt.Toner can according to need color and be selected, such as golden toner, blue toner, pink
Color toner, white toner etc..
In one embodiment, Seal treatment are as follows: at a temperature of 90 DEG C~95 DEG C, handled, sealed using closing mixed liquor
Closing mixed liquor includes sealer 0.005%wt~0.015%wt and water 99.985%wt~99.995%wt.Sealer can be
The high temperature sealers such as Australia open country DX-500, SH-600.
In one embodiment, aluminum alloy die casting passes through blasting treatment before impregnating pre-treatment liquid medicine, makes the surface of die casting
Smooth, bright and clean, reduction subsequent handling is generated because of die casting surface irregularity there is hole, or impregnates non-uniform problem.
The anode oxidation process of above-mentioned aluminum alloy die casting, technical process is simple, and colorful anode oxidation effectiveness is good, production
Rate is high, is suitable for industrialized production.
The following are embodiments to illustrate.
Embodiment 1
The aluminum alloy materials of the present embodiment include the component of following mass content: aluminium 96.8%, silicon 0.45%, manganese 2%, nickel
0.2%, iron 0.2%, copper 0.006%, chromium 0.004%, magnesium 0.005%, zinc 0.03%, tin 0.005%, titanium 0.1532%, lead
0.06%, beryllium 0.0001%, calcium 0.006%, strontium 0.0007%, vanadium 0.02%, zirconium 0.06%.
Anodic oxidation will be carried out using aluminum alloy die casting made of above-mentioned aluminum alloy materials, comprising the following steps:
Aluminum alloy die casting carries out blasting treatment, enables aluminum alloy to the surfacing of die casting.
Aluminum alloy die casting after sandblasting, which is soaked in temperature, is in 77 DEG C of pre-treatment liquid medicine, and the time of immersion is about
1.5min, pre-treatment liquid medicine include the component of following mass percentage: sulfuric acid 13%, nitric acid 9%, phosphoric acid 70% and inhibition help
Agent 2.5%.
Inhibition auxiliary agent is the mixture of acridine and thiocarbamide, and the mass ratio of acridine and thiocarbamide is in the mixture of acridine and thiocarbamide
3:1。
It after die casting impregnates pre-treatment liquid medicine, is cleaned repeatedly using deionized water, place before removal die casting is remained on surface
Manage liquid medicine.
Then aluminum alloy die casting is subjected to extension electric treatment, hangs the technological parameter of electric treatment are as follows:
Electric current: 14A；
Voltage: 16V；
Temperature: 22 DEG C；
Time: 18min.
Aluminum alloy die casting after extension electric treatment is soaked in dyeing mixed liquor, soaking time 2min, is die casting
Colouring.Dyeing mixed liquor includes blue toner 0.005%wt and water 99.995%wt.
By the aluminum alloy die casting after dyeing at a temperature of 92 DEG C, Seal treatment is carried out using closing mixed liquor, closing is mixed
Closing liquid includes sealer 0.01%wt and water 99.99%wt.The sealer of the present embodiment is Australia open country DX-500.
It after Seal treatment, air-dries, obtains colored aluminum die casting.
Embodiment 2
The aluminum alloy materials of the present embodiment include the component of following mass content: aluminium 97.2%, silicon 0.5%, manganese 1.49%,
Nickel 0.18%, iron 0.3%, copper 0.005%, chromium 0.003%, magnesium 0.003%, zinc 0.024%, tin 0.004%, titanium 0.18%,
Lead 0.045%, beryllium 0.0002%, calcium 0.005%, strontium 0.0006%, vanadium 0.01%, zirconium 0.05%.
Anodic oxidation will be carried out using aluminum alloy die casting made of above-mentioned aluminum alloy materials, comprising the following steps:
Aluminum alloy die casting carries out blasting treatment, enables aluminum alloy to the surfacing of die casting.
Aluminum alloy die casting after sandblasting, which is soaked in temperature, is in 81 DEG C of pre-treatment liquid medicine, and the time of immersion is about
2min, pre-treatment liquid medicine include the component of following mass percentage: sulfuric acid 13%, nitric acid 12%, phosphoric acid 70% and inhibition help
Agent thiocarbamide 3.2%.
It after die casting impregnates pre-treatment liquid medicine, is cleaned repeatedly using deionized water, place before removal die casting is remained on surface
Manage liquid medicine.
Then aluminum alloy die casting is subjected to extension electric treatment, hangs the technological parameter of electric treatment are as follows:
Electric current: 15A；
Voltage: 15V；
Temperature: 25 DEG C；
Time: 17min.
Aluminum alloy die casting after extension electric treatment is soaked in dyeing mixed liquor, soaking time 2min, is die casting
Colouring.Dyeing mixed liquor includes gold toner 0.008%wt and water 99.992%wt.
By the aluminum alloy die casting after dyeing at a temperature of 95 DEG C, Seal treatment is carried out using closing mixed liquor, closing is mixed
Closing liquid includes sealer 0.005%wt and water 99.995%wt.The sealer of the present embodiment is Australia open country DX-500.
It after Seal treatment, air-dries, obtains colored aluminum die casting.
Embodiment 3
The aluminum alloy materials of the present embodiment include the component of following mass content: aluminium 97.4%, silicon 0.3%, manganese 1.55%,
Nickel 0.16%, iron 0.28%, copper 0.005%, chromium 0.005%, magnesium 0.005%, zinc 0.025%, tin 0.005%, titanium 0.15%,
Lead 0.05%, beryllium 0.0001%, calcium 0.007%, strontium 0.0005%, vanadium 0.01%, zirconium 0.0474%.
Anodic oxidation will be carried out using aluminum alloy die casting made of above-mentioned aluminum alloy materials, comprising the following steps:
Aluminum alloy die casting carries out blasting treatment, enables aluminum alloy to the surfacing of die casting.
Aluminum alloy die casting after sandblasting, which is soaked in temperature, is in 80 DEG C of pre-treatment liquid medicine, and the time of immersion is
1min, pre-treatment liquid medicine include the component of following mass percentage: sulfuric acid 12%, nitric acid 10%, phosphoric acid 75% and inhibition help
Agent acridine 3%.
It after die casting impregnates pre-treatment liquid medicine, is cleaned repeatedly using deionized water, place before removal die casting is remained on surface
Manage liquid medicine.
Then aluminum alloy die casting is subjected to extension electric treatment, hangs the technological parameter of electric treatment are as follows:
Electric current: 15A；
Voltage: 15V；
Temperature: 25 DEG C；
Time: 15min.
Aluminum alloy die casting after extension electric treatment is soaked in dyeing mixed liquor, soaking time 1min, is die casting
Colouring.Dyeing mixed liquor includes gold toner 0.01%wt and water 99.99%wt.
By the aluminum alloy die casting after dyeing at a temperature of 90 DEG C, Seal treatment is carried out using closing mixed liquor, closing is mixed
Closing liquid includes sealer 0.01%wt and water 99.99%wt.The sealer of the present embodiment is Australia open country DX-500.
It after Seal treatment, air-dries, obtains colored aluminum die casting.
Embodiment 4
The aluminum alloy materials of the present embodiment include the component of following mass content: aluminium 98.2%, silicon 0.1254%, manganese
1.1%, nickel 0.15%, iron 0.23%, copper 0.002%, chromium 0.003%, magnesium 0.004%, zinc 0.02%, tin 0.003%, titanium
0.1%, lead 0.04%, beryllium 0.0002%, calcium 0.008%, strontium 0.0004%, vanadium 0.008%, zirconium 0.042%.
Anodic oxidation will be carried out using aluminum alloy die casting made of above-mentioned aluminum alloy materials, comprising the following steps:
Aluminum alloy die casting carries out blasting treatment, enables aluminum alloy to the surfacing of die casting.
Aluminum alloy die casting after sandblasting, which is soaked in temperature, is in 82 DEG C of pre-treatment liquid medicine, and the time of immersion is
2min, pre-treatment liquid medicine include the component of following mass percentage: sulfuric acid 15%, nitric acid 9%, phosphoric acid 80% and inhibition auxiliary agent
3.0%.
Inhibition auxiliary agent is the mixture of acridine and dextrin, and the mass ratio of acridine and dextrin is in the mixture of acridine and dextrin
3:1。
It after die casting impregnates pre-treatment liquid medicine, is cleaned repeatedly using deionized water, place before removal die casting is remained on surface
Manage liquid medicine.
Then aluminum alloy die casting is subjected to extension electric treatment, hangs the technological parameter of electric treatment are as follows:
Electric current: 16A；
Voltage: 14.5V；
Temperature: room temperature；
Time: 18min.
Aluminum alloy die casting after extension electric treatment is soaked in dyeing mixed liquor, soaking time 2min, is die casting
Colouring.Dyeing mixed liquor includes red toner 0.006%wt and water 99.994%wt.
By the aluminum alloy die casting after dyeing at a temperature of 95 DEG C, Seal treatment is carried out using closing mixed liquor, closing is mixed
Closing liquid includes sealer 0.007%wt and water 99.993%wt.The sealer of the present embodiment is Australia open country SH-600.
It after Seal treatment, air-dries, obtains colored aluminum die casting.
Embodiment 5
The aluminum alloy materials of the present embodiment include the component of following mass content: aluminium 98.38%, silicon 0.008%, manganese 1%,
Nickel 0.15%, iron 0.21%, copper 0.003%, chromium 0.006%, magnesium 0.002%, zinc 0.023%, tin 0.006%, titanium 0.1%,
Lead 0.05%, beryllium 0.0001%, calcium 0.007%, strontium 0.0005%, vanadium 0.0144%, zirconium 0.04%.
Anodic oxidation will be carried out using aluminum alloy die casting made of above-mentioned aluminum alloy materials, comprising the following steps:
Aluminum alloy die casting carries out blasting treatment, enables aluminum alloy to the surfacing of die casting.
Aluminum alloy die casting after sandblasting, which is soaked in temperature, is in 82 DEG C of pre-treatment liquid medicine, and the time of immersion is
1.5min, pre-treatment liquid medicine include the component of following mass percentage: sulfuric acid 15%, nitric acid 11%, phosphoric acid 78% and inhibition
Auxiliary agent acridine 2.8%.
It after die casting impregnates pre-treatment liquid medicine, is cleaned repeatedly using deionized water, place before removal die casting is remained on surface
Manage liquid medicine.
Then aluminum alloy die casting is subjected to extension electric treatment, hangs the technological parameter of electric treatment are as follows:
Electric current: 14A；
Voltage: 16V；
Temperature: room temperature；
Time: 12min.
Aluminum alloy die casting after extension electric treatment is soaked in dyeing mixed liquor, soaking time 2min, is die casting
Colouring.Dyeing mixed liquor includes red toner 0.009%wt and water 99.991%wt.
By the aluminum alloy die casting after dyeing at a temperature of 93 DEG C, Seal treatment is carried out using closing mixed liquor, closing is mixed
Closing liquid includes sealer 0.008%wt and water 99.992%wt.The sealer of the present embodiment is Australia open country SH-600.
It after Seal treatment, air-dries, obtains colored aluminum die casting.
The colored aluminum die casting of Example 1 to 5 observes its appearance, the colored aluminum die casting of embodiment 1 to 5
Surface without blacking, being dirty the problems such as, and color is full, bright-coloured.Respectively to the colored aluminum die casting of embodiment 1 to 5
Part carries out performance detection, testing result such as table 1.
Table 1
After the colored aluminum die casting of embodiment 1 to 5 is placed 1 week, carries out anodic oxidation twice again respectively, do not go out
The bad problems such as existing sand hole, and colour film adhesive force is good, it is not easily to fall off.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of aluminum alloy materials, which is characterized in that the component including following mass content:
2. aluminum alloy materials according to claim 1, which is characterized in that the aluminum alloy materials include following mass content
Component:
3. aluminum alloy materials according to claim 1 or 2, which is characterized in that the minor metallic element include copper, chromium,
Magnesium, zinc, tin, titanium, lead, beryllium, calcium, strontium, vanadium and zirconium, the copper, chromium, magnesium, zinc, tin, titanium, lead, beryllium, calcium, strontium, vanadium and zirconium account for respectively
The percentage composition of the aluminum alloy materials gross mass are as follows: copper 0.002%~0.006%, chromium 0.002%~0.006%, magnesium
0.002%~0.006%, zinc 0.02%~0.03%, tin 0.002%~0.006%, titanium 0.1%~0.2%, lead 0.04%
~0.06%, beryllium 0.0001%~0.0002%, calcium 0.005%~0.008%, strontium 0.0004%~0.0007%, vanadium
0.008%~0.02%, zirconium 0.04%~0.06%.
4. aluminum alloy materials according to claim 3, which is characterized in that the copper, chromium, magnesium, zinc, tin, titanium, lead, beryllium,
Calcium, strontium, vanadium and zirconium account for the percentage composition of the aluminum alloy materials gross mass respectively are as follows: copper 0.005%~0.006%, chromium
0.005%~0.006%, magnesium 0.005%~0.006%, zinc 0.025%~0.03%, tin 0.005%~0.006%, titanium
0.15%~0.2%, lead 0.04%~0.05%, beryllium 0.0001%~0.0002%, calcium 0.007%~0.008%, strontium
0.0004%~0.0005%, vanadium 0.01%~0.02%, zirconium 0.045%~0.06%.
5. a kind of anode oxidation process of aluminum alloy die casting, which comprises the following steps:
Pre-treatment medicine will be soaked in using aluminum alloy die casting made of the described in any item aluminum alloy materials of Claims 1-4
In water, preset time is impregnated, the pre-treatment liquid medicine includes the component of following mass percentage: sulfuric acid 10%~15%, nitre
Acid 9%~13%, phosphoric acid 70%~80% and inhibition auxiliary agent 2.0%~3.5%；
Then aluminum alloy die casting is subjected to extension electric treatment, dyed, Seal treatment, air-dried, obtain colored aluminum die casting.
6. the anode oxidation process of aluminum alloy die casting according to claim 5, which is characterized in that the aluminium alloy compression casting
Part passes through blasting treatment before impregnating the pre-treatment liquid medicine.
7. the anode oxidation process of aluminum alloy die casting according to claim 5, which is characterized in that the pre-treatment liquid medicine
Temperature be 77 DEG C~83 DEG C, time of immersion is 1~2min.
8. the anode oxidation process of aluminum alloy die casting according to claim 5, which is characterized in that the inhibition auxiliary agent choosing
From one or more of acridine, thiocarbamide and dextrin.
9. the anode oxidation process of aluminum alloy die casting according to claim 5, which is characterized in that the extension electric treatment
Technological parameter are as follows:
Electric current: 14A~16A；
Voltage: 14.5V~16V；
Temperature: room temperature；
Time: 12min~18min.
10. the anode oxidation process of aluminum alloy die casting according to claim 5, which is characterized in that the dyeing is will
Aluminum alloy die casting after hanging electric treatment is soaked in dyeing mixed liquor, and soaking time is 1~2min；The dyeing mixed liquor packet
Include toner 0.005%wt~0.015%wt and water 99.985%wt~99.995%wt.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104480353A (en) * | 2014-12-12 | 2015-04-01 | 李树青 | Formula of anodized pressure cast aluminum alloy |
| CN105112736A (en) * | 2015-09-07 | 2015-12-02 | 苏州凯宥电子科技有限公司 | Die-cast aluminum alloy and preparing method thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104480353A (en) * | 2014-12-12 | 2015-04-01 | 李树青 | Formula of anodized pressure cast aluminum alloy |
| CN105112736A (en) * | 2015-09-07 | 2015-12-02 | 苏州凯宥电子科技有限公司 | Die-cast aluminum alloy and preparing method thereof |
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