CN109107862A - metal material processing method - Google Patents

metal material processing method Download PDF

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Publication number
CN109107862A
CN109107862A CN201811146831.4A CN201811146831A CN109107862A CN 109107862 A CN109107862 A CN 109107862A CN 201811146831 A CN201811146831 A CN 201811146831A CN 109107862 A CN109107862 A CN 109107862A
Authority
CN
China
Prior art keywords
processing method
material processing
metal material
metal
oxidation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811146831.4A
Other languages
Chinese (zh)
Inventor
沈阳阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Suzhou Computer Co Ltd
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Suzhou Computer Co Ltd
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Suzhou Computer Co Ltd, Samsung Electronics Co Ltd filed Critical Samsung Electronics Suzhou Computer Co Ltd
Priority to CN201811146831.4A priority Critical patent/CN109107862A/en
Publication of CN109107862A publication Critical patent/CN109107862A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B05D3/10—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 other chemical means
    • B05D3/102—Pretreatment of metallic substrates
    • 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
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • 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
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
    • 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
    • B05D7/56—Three layers or more
    • B05D7/58—No clear coat specified
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • 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
    • C23C14/08—Oxides
    • 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
    • C25D11/026—Anodisation with spark discharge
    • 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
    • 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
    • C25D11/30—Anodisation of magnesium or alloys based thereon
    • 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
    • B05D2202/00—Metallic substrate
    • B05D2202/20—Metallic substrate based on light metals
    • 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
    • B05D2202/00—Metallic substrate
    • B05D2202/20—Metallic substrate based on light metals
    • B05D2202/25—Metallic substrate based on light metals based on Al
    • 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
    • B05D2350/00—Pretreatment of the substrate
    • B05D2350/60—Adding a layer before coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

A kind of metal material processing method includes the following steps: S1: providing a metal base；S2: oxidation film is formed in the metallic substrate surface by oxidation technology；S3: paint layer is sprayed above the oxidation film；S4: a cut surface is formed by bloom cutting technique, the cut surface includes film layer section and metal highlight surface；S5: rare metal oxide film layer is formed on the cut surface by PVD technique for vacuum coating.The invention has the following advantages: the physical property and chemical property of enhancing metal highlight surface, the reliability test time extends (such as salt spray test/faintly acid test/high temperature and humidity test), meets polynary aspect demand.

Description

Metal material processing method
Technical field
The present invention relates to a kind of metal material processing methods.
Background technique
In order to pursue the lightening design of the multimedia equipments such as laptop, mobile phone, gold is commonly used in product design Shell, such as magnesium alloy, aluminium alloy, stainless steel SUS etc. are used as after belonging to material processing.For the appearance for pursuing diversification, metal material Material needs to carry out metal cutting and forms the design sense of corner angle after the appearances process such as coating, printing, anode, and cuts Metal highlight surface afterwards can expose, again can be by the metal highlight surface after cutting if first carrying out cutting then coating printing Filling covering, cannot achieve the design sense of metal highlight surface.Referring to shown in attached drawing 1 and attached drawing 2, it is micro- that attached drawing 1 describes high power Not oxidized metal bloom surface state (right side bloom part in figure) under mirror, attached drawing 2 describes to be oxidized under high-power microscope Metal bloom surface state (the black oxidation part of right side bloom part in figure).Therefore, it is necessary to one kind can enhance it is exposed The oxidation resistance of metal highlight surface meets the needs of customers and the scheme of testing requirement.
Summary of the invention
In order to solve problems in the prior art, the object of the present invention is to provide a kind of completely new process flows, to enhance gold Belong to the oxidation resistance of highlight surface.
To achieve the above objectives, the present invention provides a kind of metal material processing method, include the following steps:
S1: a metal base is provided；
S2: oxidation film is formed in the metallic substrate surface by oxidation technology；
S3: paint layer is sprayed above the oxidation film；
S4: a cut surface is formed by bloom cutting technique, the cut surface includes film layer section and metal highlight surface；
S5: rare metal oxide film layer is formed on the cut surface by PVD technique for vacuum coating.
Further according to the present invention to improve, the metal base includes magnesium alloy or aluminium alloy.
Further according to the present invention to improve, in step S2, the oxidation technology includes chemical conversion oxidation or differential arc oxidation.
It is further according to the present invention to improve, in step S2, the oxidation film with a thickness of 4 microns to 10 microns.
It is further according to the present invention to improve, in step S3, the paint layer successively include from bottom to top the first prime coat, Second prime coat, the first colored paint layer, the second colored paint layer.
Further according to the present invention to improve, in step S3, the thickness of paint layer is 20 microns to 45 microns.
It is further according to the present invention to improve, in step S4, product is carried out using PCD/MCD cutter to be cut into needs Bloom pattern.
Further according to the present invention to improve, in step S4, using the cutting off machine with air-floating main shaft, cutting revolving speed is 50000Rpm to 70000Rpm.
It is further according to the present invention to improve, in step S5, the rare metal oxide film layer it is micro- with a thickness of 0.2 Rice is to 2 microns.
It is further according to the present invention to improve, in step S5, including at least 8 layers of rare metal oxide film layer, it is whole thick Degree is 1.5 to 2 microns.
The invention has the following advantages: the physical property and chemical property of enhancing metal highlight surface, reliability test Time extends (such as salt spray test/faintly acid test/high temperature and humidity test), meets polynary aspect demand.
Detailed description of the invention
Attached drawing 1 describes metal bloom surface state not oxidized under high-power microscope；
Attached drawing 2 describes the metal bloom surface state being oxidized under high-power microscope；
Attached drawing 3 describes the flow chart of metal material processing method according to the present invention；
Attached drawing 4 describes the schematic diagram after the step S3 of metal material processing method according to the present invention；
Attached drawing 5 describes the schematic diagram after the step S4 of metal material processing method according to the present invention；
Attached drawing 6 describes the schematic diagram after the step S5 of metal material processing method according to the present invention；
Attached drawing 7 describes the state of the metal highlight surface of metal material processing method according to the present invention under high magnification microscope.
Specific embodiment
The preferred embodiments of the present invention will be described in detail below so that advantages and features of the invention can be easier to by It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.
Referring to shown in attached drawing 3 to attached drawing 6, attached drawing 3 describes the flow chart of metal material processing method according to the present invention, Attached drawing 4 describes the schematic diagram after the step S3 of metal material processing method according to the present invention, and attached drawing 5 is described according to this hair Schematic diagram after the step S4 of bright metal material processing method, attached drawing 6 describe metal material processing side according to the present invention Schematic diagram after the step S5 of method.
Metal material processing method in the present embodiment, includes the following steps:
S1: providing a metal base 1, and the chemical property of this metal base 1 is more active, is easy to be aoxidized by retrial, including magnesium Alloy or aluminium alloy, such as Mg_AZ91D/ Mg_AZ31B etc.；
S2: oxidation film 2 is formed in metallic substrate surface by oxidation technology, oxidation technology includes chemical conversion oxidation or differential arc oxidation (MAO), the oxidation film 2 of formation can be enhanced coating adhesive force and chemical characteristic, usual oxidation film 2 with a thickness of 4 microns extremely 10 microns；
S3: spraying paint layer above oxidation film 2, and referring to shown in attached drawing 4, the paint layer in the present embodiment successively includes the from bottom to top One prime coat 3, the second prime coat 4, the first colored paint layer 5, the second colored paint layer 6, general thickness of paint layer are 20 microns to 45 microns；
S4: forming a cut surface by bloom cutting technique, and this technique can form the appearance style of diversification, cut bread Include film layer section and metal highlight surface；
S5: rare metal oxide film layer 7, rare metal oxide film are formed on cut surface by PVD technique for vacuum coating Layer 7 with a thickness of 0.2 micron to 2 microns, the physical and chemical properties of product can be enhanced in the case where not influencing size.
Specifically, in step s 4, need to carry out product the bloom pattern for being cut into needs using PCD/MCD cutter, Physical layer or chemosphere before removal, and make high photosphere exposed, it can be using the cutting off machine with air-floating main shaft, cutting Revolving speed is 50000Rpm to 70000Rpm.
Further, in step S5, including at least 8 layers of rare metal oxide film layer 7, integral thickness are 1.5 to 2 micro- Rice.
Fig. 7 describes the shape of the metal highlight surface of metal material processing method according to the present invention under high magnification microscope State, it should be noted that due to using technique of the invention, rare metal oxide film layer is covered in film layer section and gold simultaneously Belong in highlight surface, for metal highlight surface, enhances the physical property and chemical property of metal highlight surface, when reliability test Between extend (such as salt spray test/faintly acid test/high temperature and humidity test), for film layer section, to physics film layer and change It learns film layer to be protected, it is therefore prevented that colored paint layer falls off, can due to that can form protection to colored paint layer and highlight surface simultaneously To meet polynary aspect demand.
The technical concepts and features of embodiment of above only to illustrate the invention, its object is to allow be familiar with technique People understands the contents of the present invention and is implemented, and it is not intended to limit the scope of the present invention, all spiritual according to the present invention The substantive equivalent change or modification done is allincluded in the scope of the present invention.

Claims (10)

1. a kind of metal material processing method, characterized by the following steps:
S1: a metal base is provided；
S2: oxidation film is formed in the metallic substrate surface by oxidation technology；
S3: paint layer is sprayed above the oxidation film；
S4: a cut surface is formed by bloom cutting technique, the cut surface includes film layer section and metal highlight surface；
S5: rare metal oxide film layer is formed on the cut surface by PVD technique for vacuum coating.
2. metal material processing method according to claim 1, it is characterised in that: the metal base includes magnesium alloy Or aluminium alloy.
3. metal material processing method according to claim 1, it is characterised in that: in step S2, the oxidation technology Including chemical conversion oxidation or differential arc oxidation.
4. metal material processing method according to claim 1, it is characterised in that: in step S2, the oxidation film With a thickness of 4 microns to 10 microns.
5. metal material processing method according to claim 1, it is characterised in that: in step S3, the paint layer is under It successively include the first prime coat, the second prime coat, the first colored paint layer, the second colored paint layer on and.
6. metal material processing method according to claim 1, it is characterised in that: in step S3, the thickness of paint layer It is 20 microns to 45 microns.
7. metal material processing method according to claim 1, it is characterised in that: in step S4, using PCD/MCD cutter Product is cut.
8. metal material processing method according to claim 1, it is characterised in that: in step S4, using with air bearing master The cutting off machine of axis, cutting revolving speed are 50000Rpm to 70000Rpm.
9. metal material processing method according to claim 1, it is characterised in that: in step S5, the rare metal Oxide membranous layer with a thickness of 0.2 micron to 2 microns.
10. metal material processing method according to claim 1, it is characterised in that: in step S5, including at least 8 layers dilute There is metal oxide film layer, integral thickness is 1.5 to 2 microns.
CN201811146831.4A 2018-09-29 2018-09-29 metal material processing method Pending CN109107862A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811146831.4A CN109107862A (en) 2018-09-29 2018-09-29 metal material processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811146831.4A CN109107862A (en) 2018-09-29 2018-09-29 metal material processing method

Publications (1)

Publication Number Publication Date
CN109107862A true CN109107862A (en) 2019-01-01

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Family Applications (1)

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CN201811146831.4A Pending CN109107862A (en) 2018-09-29 2018-09-29 metal material processing method

Country Status (1)

Country Link
CN (1) CN109107862A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104812192A (en) * 2015-04-08 2015-07-29 广东欧珀移动通信有限公司 Method for optimizing appearance of injection molding metal housing and injection molding metal housing
CN106514153A (en) * 2016-12-08 2017-03-22 福建省石狮市通达电器有限公司 Antenna hidden type rear cover of mobile phone and manufacturing process for antenna hidden type rear cover
CN108531907A (en) * 2016-07-15 2018-09-14 应用材料公司 Has the laminated coating of diffused barrier layer and anti-erosion layer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104812192A (en) * 2015-04-08 2015-07-29 广东欧珀移动通信有限公司 Method for optimizing appearance of injection molding metal housing and injection molding metal housing
CN108531907A (en) * 2016-07-15 2018-09-14 应用材料公司 Has the laminated coating of diffused barrier layer and anti-erosion layer
CN106514153A (en) * 2016-12-08 2017-03-22 福建省石狮市通达电器有限公司 Antenna hidden type rear cover of mobile phone and manufacturing process for antenna hidden type rear cover

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
黄红军等: "《金属表面处理与防护技术》", 31 October 2011, 冶金工业出版社 *

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Application publication date: 20190101