CN111763944A - 一种铝合金车轮表面镀膜方法 - Google Patents
一种铝合金车轮表面镀膜方法 Download PDFInfo
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- CN111763944A CN111763944A CN202010623445.0A CN202010623445A CN111763944A CN 111763944 A CN111763944 A CN 111763944A CN 202010623445 A CN202010623445 A CN 202010623445A CN 111763944 A CN111763944 A CN 111763944A
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- aluminum alloy
- alloy wheel
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- cleaning
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 96
- 238000000576 coating method Methods 0.000 title claims abstract description 91
- 239000011248 coating agent Substances 0.000 claims abstract description 77
- 238000000034 method Methods 0.000 claims abstract description 73
- 238000004140 cleaning Methods 0.000 claims abstract description 37
- 239000007789 gas Substances 0.000 claims abstract description 27
- 238000005507 spraying Methods 0.000 claims abstract description 27
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims abstract description 18
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims abstract description 18
- 238000005498 polishing Methods 0.000 claims abstract description 18
- 239000001301 oxygen Substances 0.000 claims abstract description 16
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 238000000227 grinding Methods 0.000 claims abstract description 9
- 238000001755 magnetron sputter deposition Methods 0.000 claims abstract description 9
- OMQSJNWFFJOIMO-UHFFFAOYSA-J zirconium tetrafluoride Chemical compound F[Zr](F)(F)F OMQSJNWFFJOIMO-UHFFFAOYSA-J 0.000 claims abstract description 9
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 6
- XROWMBWRMNHXMF-UHFFFAOYSA-J titanium tetrafluoride Chemical compound [F-].[F-].[F-].[F-].[Ti+4] XROWMBWRMNHXMF-UHFFFAOYSA-J 0.000 claims abstract description 6
- -1 oxygen ions Chemical class 0.000 claims abstract description 5
- 239000011241 protective layer Substances 0.000 claims abstract description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 3
- 239000000843 powder Substances 0.000 claims description 24
- 239000013077 target material Substances 0.000 claims description 20
- 238000005516 engineering process Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 15
- 229910052804 chromium Inorganic materials 0.000 claims description 15
- 239000011651 chromium Substances 0.000 claims description 15
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 claims description 12
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 9
- 238000002791 soaking Methods 0.000 claims description 8
- 229920000728 polyester Polymers 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 3
- 229920000178 Acrylic resin Polymers 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 2
- 239000011253 protective coating Substances 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 29
- 230000007797 corrosion Effects 0.000 abstract description 10
- 238000005260 corrosion Methods 0.000 abstract description 10
- 229910052751 metal Inorganic materials 0.000 abstract description 9
- 239000002184 metal Substances 0.000 abstract description 9
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 150000002739 metals Chemical class 0.000 abstract description 3
- 231100000331 toxic Toxicity 0.000 abstract description 3
- 230000002588 toxic effect Effects 0.000 abstract description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 32
- 238000005406 washing Methods 0.000 description 25
- 229910052786 argon Inorganic materials 0.000 description 16
- 239000000243 solution Substances 0.000 description 16
- 239000007888 film coating Substances 0.000 description 10
- 238000009501 film coating Methods 0.000 description 10
- 238000007747 plating Methods 0.000 description 10
- 238000005240 physical vapour deposition Methods 0.000 description 9
- 238000009832 plasma treatment Methods 0.000 description 9
- 238000004381 surface treatment Methods 0.000 description 8
- 238000005229 chemical vapour deposition Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000000678 plasma activation Methods 0.000 description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 238000005237 degreasing agent Methods 0.000 description 6
- 239000013527 degreasing agent Substances 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 6
- 229910021641 deionized water Inorganic materials 0.000 description 6
- 238000009713 electroplating Methods 0.000 description 6
- 230000003746 surface roughness Effects 0.000 description 6
- PQLZZALLLYUAKL-UHFFFAOYSA-N [Au].[Cr].[Ni] Chemical compound [Au].[Cr].[Ni] PQLZZALLLYUAKL-UHFFFAOYSA-N 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- VRAIHTAYLFXSJJ-UHFFFAOYSA-N alumane Chemical compound [AlH3].[AlH3] VRAIHTAYLFXSJJ-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- PEERTQFDAYLHAD-UHFFFAOYSA-J hydron titanium(4+) pentafluoride Chemical compound [H+].[F-].[F-].[F-].[F-].[F-].[Ti+4] PEERTQFDAYLHAD-UHFFFAOYSA-J 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 3
- 238000001771 vacuum deposition Methods 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000007590 electrostatic spraying Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 208000014451 palmoplantar keratoderma and congenital alopecia 2 Diseases 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 1
- 229910001339 C alloy Inorganic materials 0.000 description 1
- UYNZWUUQROUWJC-UHFFFAOYSA-N [Ni].[Cr].[C] Chemical compound [Ni].[Cr].[C] UYNZWUUQROUWJC-UHFFFAOYSA-N 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007739 conversion coating Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
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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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
- B05D1/04—Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
- B05D1/06—Applying particulate materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/546—No clear coat specified each layer being cured, at least partially, separately
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0021—Reactive sputtering or evaporation
- C23C14/0036—Reactive sputtering
- C23C14/0057—Reactive sputtering using reactive gases other than O2, H2O, N2, NH3 or CH4
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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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/021—Cleaning or etching treatments
- C23C14/022—Cleaning or etching treatments by means of bombardment with energetic particles or radiation
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/024—Deposition of sublayers, e.g. to promote adhesion of the coating
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0635—Carbides
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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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
- C23C14/165—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon by cathodic sputtering
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
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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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
Abstract
本发明公开了一种铝合金车轮表面镀膜方法,包括以下步骤S1.铝合金车轮打磨抛光;S2.铝合金车轮清洗;S3.将铝合金车轮浸入氟化钛/氟化锆溶液中,使其表面形成Al2O3.ZrO2.TiO2转化膜;S4.通过射频电离浓度为99.999%氧气,形成氧离子对铝合金车轮表面进行处理;S5.磁控溅射镀膜的同时加入乙炔气体;S6.喷涂透明保护层并烘烤固化,该镀膜耐腐蚀性更好,成本低,能耗少,且不含六价铬等有毒金属,工艺过程绿色环保。
Description
技术领域
本发明涉及铝合金车轮技术领域,具体为一种铝合金车轮表面镀膜方法。
背景技术
铝合金轮毂在乘用汽车上应用广泛,行业对铝合金轮毂表面装饰的要求日益提高。电镀技术被铝合金轮毂采用,作为高端产品表面处理技术,但电镀轮毂表面在镀膜过程残留大量可致癌的六价铬,而且电镀过程产生大量六价铬废液,对环保影响比较大,废液处理成本高,电镀耗能高等缺陷。2007年3月1 日,我国颁布《电子信息产品污染控制管理办法》控制六价铬工艺的使用,铝合金轮毂电镀工艺逐步退出市场。
因此需要开发符合环保标准、节水节能、高技术附加值工艺,达到电镀黑亮的中高档轮毂表面处理技术,替代传统湿法电镀黑亮工艺,满足高中档汽车行业需求。铝合金轮毂表面抛光(光整)技术可以得到比较光亮的表面,但颜色白亮。
物理气相淀积表面处理方式分为根据原理分为蒸镀、等离子多弧溅镀、磁控溅镀、反应磁控溅镀等。采用先进的高真空物理气相沉积工艺和化学气相沉积综合技术,可以在铝合金车轮抛光表面形成高亮黑色镀膜,该镀膜耐腐蚀性更好,成本低,能耗少,且不含六价铬等有毒金属,工艺过程绿色环保。最后再喷涂粉末涂料,工艺环保,工艺流程简化,生产效率高。所形成的镀膜+有机涂层符合保护膜,外观漂亮,性能优越。符合《中国制造2025》规划纲要提出的制造业高端化、绿色化发展思路,将是未来车轮涂层技术发展的方向。
发明内容
有鉴于此,本发明旨在提出一种铝合金车轮表面镀膜方法,通过该方法在铝合金车轮抛光表面真空镀黑亮膜,喷涂粉末透明涂层,外观黑亮美观大方,涂层耐腐蚀性能优越。镀膜耐腐蚀性更好,成本低,能耗少,且不含六价铬等有毒金属,工艺过程绿色环保。
为达到上述目的,本发明的技术方案是这样实现的:
一种铝合金车轮表面镀膜方法,包括以下步骤:铝合金车轮打磨抛光,铝合金车轮清洗,铝合金车轮表面形成化学过渡转化膜,表面等离子活化,磁控变量合金镀膜+化学反应镀膜,喷涂透明保护层;
该方法中铝合金车轮打磨抛光,采用机械布轮抛光法,或者湿式光整技术,得到平整光亮的表面;
该方法中铝合金车轮清洗采用超声波清洗方法,把整个车轮浸泡在弱碱清洗剂里,加热到一定温度,进行超声波清洗,把表面污渍、油渍、抛光液等清洗干净;超声波弱碱溶液中清洗完后,再进行性纯水浸泡清洗,清洗后表面没有任何污渍;
该方法中的铝合金车轮表面形成过渡转化膜,把清洗完表面洁净的铝合金车轮浸入氟化钛/氟化锆溶液中,使其表面形成Al2O3.ZrO2.TiO2转化膜;该转化膜与铝合金表面有良好的结合力,提高了表面耐腐蚀性和与镀膜的结合力;
该方法中的表面等离子活化是指采用射频等离子技术,进行真空等离子处理,等离子处理过程用的工作气体采用氧气,浓度99.999%;通过射频电离氧气,形成氧离子对表面进行处理;
该方法中的变量合金磁控溅镀层是在高真空磁控溅镀设备里进行镀膜,采用的设备具备多个靶位,可以根据不同时间进行开启单靶,多靶同时镀膜,可以实现一种材料单独镀膜,多个靶材一起混合镀膜;靶材安装的位置可以实现铝合金车轮360°全方位镀膜,铝合金车轮放置到物流小车,车轮在小车上旋转,使车轮表面镀膜厚度均匀,同时实现多层混合镀膜效果。在镀膜同时加入乙炔气体,乙炔气体电离形成碳离子,碳离子与金属离子结合形成黑色的碳化物沉积镀膜;所用的靶材材料有镍铬合金(镍含量85-60%),纯铬材料(铬含量 99.95%);镀膜用制成气体有乙炔气体(99.999%)、氩气(99.999%);调整PVD 镀膜工艺,镀膜总厚度可以控制在200-2000nm。
该方法中喷涂透明保护膜采用静电喷涂方式,该涂层透明度高,与镀膜有良好的结合力,具有优越的耐腐蚀功能,满足汽车标准要求。采用的透明涂层材料主要是丙烯酸树脂体系;采用静电喷涂,喷涂后烘烤固化,涂层厚度控制在60-200μm。
一种铝合金车轮表面真空镀膜的方法,所述的方法工艺流程为:铝车轮表面打磨抛光-铝合金车轮表面化学钝化处理-铝合金车轮表面等离子处理-铝合金车轮表面物理气象沉积(PVD)+化学气象沉积镀膜(CVD)-喷涂透明粉;
(1)铝车轮表面打磨抛光过程,其铝合金材料为356.2铝合金,或6061 铝合金材料,车轮表面先用150#砂纸进行打磨开砂,降低表面粗糙度;再用400# 砂纸进行细打磨,进一步降低表面粗糙度;然后用800#砂纸进行粗抛光,最后用机械抛光法进行抛光或者光整湿式抛光,使得铝合金车轮表面达到镜面光亮程度。
(2)铝合金车轮清洗采用超声波清洗方法,把抛光表面光亮的铝合金车轮放进超声清洗设备中,槽液用弱碱无磷脱脂剂,清洗温度为50±5℃,清洗时间为2-3min,把轮子表面的抛光残留进行清洗干净;清洗完后再用自来水冲洗,采用喷淋设备,水温度控制在40±5℃,把表面脱脂剂清洗干净;然后再先进性酸洗,采用浓度较低硝酸,进行喷淋冲洗,常温,清洗时间为1-2min,清洗表面的污渍和氧化物,似的表面更光亮;然后再进行纯水清洗,把表面的残留物清洗干净,车轮清洗后,表面滴下来的水的电导率低于5-15μs/cm;
(3)铝合金车轮表面形成过渡转化膜是采用化学方法,把车轮浸泡或者喷淋形式进行处理,所用的槽液主要成分是氟化锆、氟化钛氢氟酸水溶液,溶液中氟化锆浓度10--30㎎/L、氟化钛浓度30-50㎎/L;氢氟酸调整溶液酸浓度, PH值2.5-4.0;浸入时间60-100s;然后用去离子水清洗,清洗模式喷淋或者浸泡,去离子水的洁净度电导率控制≤10μs/cm;清洗完,车轮表面进烘箱进行干燥,干燥温度>120℃,烘烤时间>20min;
(4)该方法中的表面等离子活化是指采用射频技术,进行真空等离子处理,等离子处理过程用的工作气体采用氧气,浓度99.999%;清洗功率设定 1.2-2.0kw;清洗时间30-50s;设备等离子电极满足车轮正面、侧面、内腔全方位等离子处理,清洗腔体真空度5*10- 2Pa,充入氧气流量50-150cc/min;同时车轮在腔体内自转,确保整个轮子表面处理均一;经过等离子处理可以提高镀膜与化学转化膜的结合力;
(5)该方法中的镀膜是指,铝合金车轮经过等离子表面处理后,在真空环境转运到镀膜仓体。镀膜设备采用单舱室多靶材布局,靶位逐一交替安装纯铬靶材、镍铬合金靶材;采用四段镀膜控制法,第一段设备真空度达到5*10-3Pa,充入氩气,氩气流量50-80cc/min;开启镍铬金靶材,功率8-12kw;轮子自传速度2s一圈;镀膜时间20-40s;第二段设备真空度达到5*10-3Pa,氩气流量 80-120cc/min,同时开启乙炔气体60-400cc/min;开启镍铬合金靶材,开启功率8-12kw;轮子自传速度2s一圈;镀膜时间26-40s;第三段设备真空度达到5*10- 3Pa,氩气流量80-120cc/min;同时开启乙炔气体60-400cc/min;开启镍铬合金靶材开启功率8-12kw;开启纯铬靶材,开启功率8-12kw;轮子自传速度2s一圈;镀膜时间26-40s;第四段设备真空度达到5*10-3Pa,氩气流量80-120cc/min;同时开启乙炔气体60-400cc/min;开启纯铬靶材,开启功率 8-12kw;轮子自传速度2s一圈;镀膜时间26-40s;该镀膜溅镀过程以金属原子、离子、化合物或小粒子为主,沉积到表面形成纳米晶金属镀层;
该方法表面镀膜厚度均匀,颜色一致,镀膜与底层具有了良好的结合力和优异的耐蚀性,整个过程先形成镍铬合金镀膜,后形成镍铬碳合金镀膜,外观黑亮颜色根据乙炔的进气量调整反应气体浓度,达到调整沉积物里碳化物的浓度;
该方法中使用的镍铬合金、纯铬靶材的材料的纯度不低于99.995%,使用的氧气纯度不低于99.999%;乙炔气纯度不低于99.999%;
(6)在工艺流程中的喷涂透明粉是指,镀完膜后的车轮的表面上喷透明粉并且进行固化,所述的透明粉是丙烯酸树脂或者聚酯粉末涂料,喷涂透明粉厚度是80~150μm,车轮表面固化温度是177℃,时间是20min,涂层固化后硬度 H级;喷涂哑光聚酯粉末涂料,车轮表面固化温度是187℃,时间是20min。该涂层具有优异的耐老化性能,经长期使用不变色,涂层附着力良好,与镀膜结合力良好,有效的保护镀膜在使用过程中不损伤,提高镀膜的使用寿命,也可以喷涂聚酯透明粉固化后在喷涂丙烯酸透明漆。
相对于现有技术,本发明所述的铝合金和泡沫铝铝合金车轮表面镀膜方法具有以下优势:
(1)该工艺提高了镀膜与铝合金表面的结合力;
(2)该工艺改善沉积层的应力残留,解决镀膜与喷涂透明粉时加热、冷却时龟裂问题;
(3)该工艺解决了镀膜的耐腐蚀性问题;
(4)该工艺解决了铝合金表面黑亮镀膜耐腐蚀问题;
(5)该工艺解决镀膜与喷涂透明粉之间附着力及耐久性能;
(6)该工艺解决镀膜与哑光喷涂透明粉之间附着力及耐久性能;
(7)绿色镀膜,代替同种颜色其他镀膜方式,绿色环保。
(8)本发明的技术方案还可以应用于其他铝合金表面处理用途,比如电子产品外壳、汽车内外饰件等。
具体实施方式
下面将结合实施例,对本发明的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实例一:
铝合金车轮表面真空镀膜的方法,工艺流程为:铝车轮表面打磨抛光-铝合金车轮表面化学钝化处理-铝合金车轮表面等离子处理-铝合金车轮表面 PVD-CVD镀膜-喷涂透明粉;
(1)铝车轮表面打磨抛光过程,其铝合金材料为356.2铝合金,车轮表面先用150#砂纸进行打磨开砂,去除表面的氧化皮,降低表面粗糙度,再用400# 砂纸进行细打磨,进一步降低表面粗糙度,然后用800#砂纸进行粗抛光,最后用机械抛光法进行抛光或者光整湿式抛光,使得铝合金车轮表面达到镜面光亮程度。
(2)铝合金车轮清洗采用超声波清洗方法,把抛光表面光亮的铝合金车轮放进超声清洗设备中,槽液用弱碱无磷脱脂剂,清洗温度为55℃,清洗时间为 3min,把轮子表面的抛光残留进行清洗干净;清洗完后再用自来水冲洗,采用喷淋设备,水温度控制在45℃,把表面脱脂剂清洗干净;然后再先进性酸洗,采用浓度较低硝酸,进行喷淋冲洗,常温,清洗时间为1min,清洗表面的污渍和氧化物,似的表面更光亮;然后再进行纯水清洗,把表面的残留物清洗干净,车轮清洗后,表面滴下来的水的电导率低于20μs/cm;
(3)铝合金车轮表面形成过渡转化膜是采用化学方法,把车轮浸泡或者喷淋形式进行处理,所用的槽液主要成分是氟化锆、氟化钛氢氟酸水溶液,溶液中氟化锆浓度18㎎/L、氟化钛浓度42㎎/L;氢氟酸调整溶液酸浓度,PH值3.1;浸入时间60s;然后用去离子水清洗,清洗模式喷淋或者浸泡,去离子水的洁净度电导率13μs/cm;清洗完,车轮表面进烘箱进行干燥,干燥温度125℃,烘烤时间25min;
(4)该方法中的表面等离子活化是指采用射频技术,进行真空等离子清洗,等离子清洗过程用的工作气体采用氧气,浓度99.999%;清洗功率设定1.2kw;清洗时间30s。设备等离子电极满足车轮正面、侧面、内腔全方位等离子活化,清洗腔体真空度5*10-2Pa,充入氧气流量80cc/min;
(5)铝合金车轮经过等离子表面处理后,在真空环境转运到镀膜仓体。
镀膜设备采用单舱室多靶材布局,靶位逐一交替安装纯铬靶材、镍铬合金靶材;采用四段镀膜法,第一段设备真空度达到5*10-3Pa,充入氩气,氩气流量 60cc/min;镍铬金靶材开启功率8.5kw;轮子自传速度2s一圈;镀膜时间20s;第二段设备真空度达到5*10-3Pa,氩气流量80cc/min;同时开启乙炔气体160 cc/min;开启镍铬金靶材开启功率8.5kw;轮子自传速度2s一圈;镀膜时间36s;第三段设备真空度达到5*10-3Pa,氩气流量80cc/min;同时开启乙炔气体160 cc/min;开启镍铬合金靶材开启功率8kw;开启纯铬靶材,开启功率8.5kw;轮子自传速度2s一圈;镀膜时间20s;第四段设备真空度达到5*10-3Pa,氩气流量80cc/min;同时开启乙炔气体160cc/min;开启纯铬靶材,开启功率8kw;轮子自传速度2s一圈;镀膜时间20s;该镀膜溅镀过程以金属原子、离子、化合物或小粒子为主,沉积到表面形成纳米晶金属镀层;
使用的镍铬合金、纯铬靶材料的纯度不低于99.995%,使用的氧气纯度不低于99.999%;乙炔气体纯度不低于99.999%;
(6)车轮的表面镀完膜后喷透明粉并且进行固化,喷涂纯丙烯酸透明粉厚度是80μm,车轮表面固化温度是177℃,时间是20min,涂层固化后硬度H级。
实例二:
铝合金车轮表面真空镀膜的方法,工艺流程为:铝车轮表面打磨抛光-铝合金车轮表面化学钝化处理-铝合金车轮表面等离子处理-铝合金车轮表面 PVD-CVD镀膜-喷涂透明粉;
(1)铝车轮表面打磨抛光过程,其铝合金材料为356.2铝合金,车轮表面先用150#砂纸进行打磨开砂,去除表面的氧化皮,降低表面粗糙度,再用400# 砂纸进行细打磨,进一步降低表面粗糙度,然后用800#砂纸进行粗抛光,最后用机械抛光法进行抛光或者光整湿式抛光,使得铝合金车轮表面达到镜面光亮程度。
(2)铝合金车轮清洗采用超声波清洗方法,把抛光表面光亮的铝合金车轮放进超声清洗设备中,槽液用弱碱无磷脱脂剂,清洗温度为55℃,清洗时间为 3min,把轮子表面的抛光残留进行清洗干净;清洗完后再用自来水冲洗,采用喷淋设备,水温度控制在40℃,把表面脱脂剂清洗干净;然后再先进性酸洗,采用浓度较低硝酸,进行喷淋冲洗,常温,清洗时间为2min,清洗表面的污渍和氧化物,似的表面更光亮;然后再进行纯水清洗,把表面的残留物清洗干净,车轮清洗后,表面滴下来的水的电导率低于20μs/cm;
(3)铝合金车轮表面形成过渡转化膜是采用化学方法,把车轮浸泡或者喷淋形式进行处理,所用的槽液主要成分是氟化锆、氟化钛氢氟酸水溶液,溶液中氟化锆浓度25㎎/L、氟化钛浓度55㎎/L;氢氟酸调整溶液酸浓度,PH值2.9;浸入时间80s;然后用去离子水清洗,清洗模式喷淋或者浸泡,去离子水的洁净度电导率控制10μs/cm;清洗完,车轮表面进烘箱进行干燥,干燥温度120℃,烘烤时间30min;
(4)该方法中的表面等离子活化是指采用射频技术,进行真空等离子清洗,等离子清洗过程用的工作气体采用氧气,浓度99.999%;清洗功率设定2kw;清洗时间45s。设备等离子电极满足车轮正面、侧面、内腔全方位等离子活化,清洗腔体真空度5*10-2Pa,充入氧气流量150cc/min;
(5)镀膜是指,铝合金车轮经过等离子表面处理后,在真空环境转运到镀膜仓体。
镀膜设备采用单舱室多靶材布局,靶位逐一交替安装纯铬靶材、镍铬合金靶材;采用四段镀膜法,第一段设备真空度达到5*10-3Pa,充入氩气,氩气流量 60cc/min;镍铬金靶材开启功率10.5kw;轮子自传速度2s一圈;镀膜时间24s;第二段设备真空度达到5*10-3Pa,氩气流量80cc/min;同时开启乙炔气体300 cc/min;开启镍铬金靶材开启功率10.5kw;轮子自传速度2s一圈;镀膜时间 40S;第三段设备真空度达到5*10-3Pa,氩气流量80cc/min;同时开启乙炔气体300cc/min;开启镍铬合金靶材开启功率9kw;开启纯铬靶材,开启功率9.5kw;轮子自传速度2s一圈;镀膜时间24s;第四段设备真空度达到5*10-3Pa,氩气流量80cc/min;同时开启乙炔气体300cc/min;开启纯铬靶材,开启功率10kw;轮子自传速度2s一圈;镀膜时间40S;该镀膜溅镀过程以金属原子、离子、化合物或小粒子为主,沉积到表面形成纳米晶金属镀层;
使用的镍铬合金、纯铬靶材料的纯度不低于99.995%,使用的氧气纯度不低于99.999%;氩气纯度不低于99.999%;
(6)在工艺流程中的喷涂透明粉是指,镀完膜后的车轮的表面上喷透明粉并且进行固化,所述的透明粉是聚酯粉末涂料,喷涂厚度是150μm,车轮表面固化温度是187℃,时间是20min,涂层固化后硬度H级。
采用实施例1、2与对比例1铝合金表面处理后进行颜色,附着力168H CASS、FLIFORM、1000H NASS,见下表:
组 | 实施例1 | 实施例2 |
百格附着力 | 100%无脱落 | 100%无脱落 |
表面颜色 | L=56,a=1.6,b=6.8 | L=55,a=1.3,b=6.1 |
表面光泽度 | 95 | 60 |
1000H NASS | 1.8㎜ | 1.2㎜ |
168H CASS | 2.1㎜ | 1.1㎜ |
FLIFORM | 3.1㎜ | 2.6㎜ |
由此可见,本发明的方法中,该发明的铝合金车轮表面镀膜处理方法,提高了表面光亮度,提高了抗腐蚀性能,附着力等达到汽车厂标准。通过以上的工艺,得到了性能良好的镀膜。本发明中,实施例的技术方案通过摸索以上的条件得到了最佳的条件,在该最佳的条件下涂层检测实验结果最好。
相对于现有技术,本发明的铝合金和泡沫铝铝合金车轮表面镀膜方法具有以下优势:
该发明的铝合金车轮表面镀膜处理方法,提高了表面光亮度,提高了抗腐蚀性能,附着力等达到汽车厂标准。通过以上的工艺,得到了性能良好的镀膜。本发明中,实施例的技术方案通过摸索以上的条件得到了最佳的条件,在该最佳的条件下涂层检测实验结果最好。本发明的铝合金和泡沫铝铝合金车轮表面镀膜方法,通过超音速喷涂将碳化钨粉末喷涂在分流锥上,再经过激光重熔碳化钨粉末,使其与基底形成冶金结合,操作简单,成本低廉、结合强度高、节能环保、能够提高分流锥使用寿命。
此外,术语“第一”、“第二”仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本发明的描述中,“多个”的含义是至少两个,例如两个,三个等,除非另有明确具体的限定。
在本发明中,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或成一体;可以是机械连接,也可以是电连接或可以互相通讯;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本发明中的具体含义。
以上仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
Claims (9)
1.一种铝合金车轮表面镀膜方法,其特征在于,包括以下步骤:
S1.铝合金车轮打磨抛光;
S2.铝合金车轮清洗;
S3.将铝合金车轮浸入氟化钛/氟化锆溶液中,使其表面形成Al2O3.ZrO2.TiO2转化膜;
S4.通过射频电离浓度为99.999%氧气,形成氧离子对铝合金车轮表面进行处理;
S5. 磁控溅射镀膜的同时加入乙炔气体;
S6. 喷涂透明保护层并烘烤固化。
2.根据权利要求1所述的铝合金车轮表面镀膜方法,其特征在于,S1的铝合金车轮打磨抛光包括:采用机械布轮抛光法或者湿式光整技术,抛光铝合金车轮表面。
3.根据权利要求1所述的铝合金车轮表面镀膜方法,其特征在于,S2的铝合金车轮清洗包括采用超声波清洗和纯水浸泡清洗。
4.根据权利要求1所述的铝合金车轮表面镀膜方法,其特征在于,S5的磁控溅射镀膜的同时加入乙炔气体包括,磁控溅射镀膜的靶材材料包括镍铬合金和/或纯铬。
5.根据权利要求4所述的铝合金车轮表面镀膜方法,其特征在于,镀膜厚度为200-2000nm。
6.根据权利要求4所述的铝合金车轮表面镀膜方法,其特征在于,磁控溅射镀膜可采用多个靶位。
7.根据权利要求1所述的铝合金车轮表面镀膜方法,其特征在于,S6的喷涂透明保护层采用静电喷涂,喷涂后烘烤固化。
8.根据权利要求7所述的铝合金车轮表面镀膜方法,其特征在于,透明保护层的厚度为60-200μm。
9.根据权利要求8所述的铝合金车轮表面镀膜方法,其特征在于,喷涂透明保护层为丙烯酸树脂或聚酯粉末涂料。
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