CN107815715A - A kind of picture on surface handling process of aluminium alloy - Google Patents
A kind of picture on surface handling process of aluminium alloy Download PDFInfo
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- CN107815715A CN107815715A CN201711030131.4A CN201711030131A CN107815715A CN 107815715 A CN107815715 A CN 107815715A CN 201711030131 A CN201711030131 A CN 201711030131A CN 107815715 A CN107815715 A CN 107815715A
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- aluminium alloy
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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
-
- 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
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
- C25D11/08—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used containing inorganic acids
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Ink Jet (AREA)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
- Printing Methods (AREA)
Abstract
The invention discloses a kind of picture on surface handling process of aluminium alloy, the technique comprises the following steps：S1：Aluminium alloy processing, S2：Oil removing, S3：Alkali is stung, S4：Neutralize, S5：Change throwing, S6：Anodic oxidation, S7：Dyeing, S8：Drying, S9 for the first time：Pattern processing, S10：Sealing of hole, S11：Drying.The present invention has that technique is simple, aluminum alloy surface pattern chooses that any, pattern pixel is clear, aluminum alloy surface is glossy, aluminum alloy surface has the advantages of texture, and has extensive production and application value in field of metal surface treatment technology.
Description
Technical field
The present invention relates to the picture on surface processing work of field of metal surface treatment technology, more particularly to a kind of aluminium alloy
Skill.
Background technology
Aluminium alloy has good machining characteristicses, and the metal-like and outward appearance after anodic oxidation are in mobile phone, flat board and pen
Remember and be used widely on this shell and other products as appearance member, but it is more single relative to Organic coating technology in appearance.
Common aluminum alloy anodic oxidation direct staining can realize appearance color, it is impossible to make pattern；Aluminium alloy anode oxide coordinates ink to hide
The technology of covering can realize the patterned appearance of simple two kinds of colors；After aluminium alloy anode oxide, 3D printing is coordinated to realize various colours
Pattern.
After aluminium alloy anode oxide, 3D printing is coordinated to realize various multicolour patterns, after being a kind of aluminium alloy anode oxide
Application mode, pattern is one layer of organic coating for being sprayed on anode oxide film surface；Pattern does not possess aluminium alloy anode oxide film
Metal-like.
The content of the invention
Defect present in for more than, the present invention provide a kind of technological process is simple, do not fade, product appearance it is various
Change, the process of surface treatment for the aluminium alloy that product appearance is personalized.
Technical scheme is as follows：A kind of picture on surface handling process of aluminium alloy, the technique comprise the following steps：
S1：Aluminium alloy processing：Aluminium alloy is polished using plant equipment, wire drawing, sandblasting；
S2：Oil removing：Aluminium alloy after the processing of upper step, aluminium alloy is put into the alkalescent degreaser of 50-70 DEG C of temperature,
Soak 1-5min；
S3：Alkali is stung：By the aluminium alloy of oil removing, it is molten to be put into the sodium hydroxide that temperature is 50-60 DEG C, concentration is 40-70g/L
In liquid, 0.5-2min is soaked；
S4：Neutralize：Aluminium alloy after alkali is stung, is put into 250-350ml/L nitric acid, soaks 3-10s；
S5：Change and throw：By the aluminium alloy after neutralization, it is put into the mixed solution of phosphoric acid and sulfuric acid and soaks；
S6：Anodic oxidation：The aluminium alloy after throwing will be changed, be put into the sulfuric acid that temperature is 15-25 DEG C, and add voltage progress
Anodic oxidation；
S7：Dyeing：The aluminium alloy after anodic oxidation is put into coloring agent, soak at room temperature 1-2min；
S8：Dry for the first time：By the aluminium alloy dyed by 75-110 DEG C of hot-air seasoning groove, 11-13min is dried；
S9：Pattern processing：Design is first carried out, then designed pattern is printed, and the pattern that will be printed
In the aluminium alloy of covering after the drying；Heated again by thermal transfer equipment, ink is entered in the oxide layer of aluminium alloy and obtain institute
The pattern needed；
S10：Sealing of hole：By the aluminium alloy after pattern is handled, the sealing of hole that temperature is 90-95 DEG C, concentration is 8-12g/L is put into
In agent, taken out after 20-40min；
S11：Drying：The aluminium alloy after sealing of hole is put into 80-100 DEG C of firing equipment, heats 10-30min.
Preferably, the quality parts ratio of phosphoric acid and sulfuric acid in S5 steps is：(4-5):1.
Preferably, the temperature of the mixed solution of phosphoric acid and sulfuric acid in S5 steps is 80-95 DEG C, when aluminium alloy has immersion
Between be 10-60s.
Preferably, the sulfuric acid concentration in S6 steps is 180-220g/L, voltage 10-14V, anodizing time 10-
30min。
Preferably, thermal transfer equipment heats in S9 steps, wherein 100-250 DEG C of temperature, heat time 1-20min.
Preferably, in S9 steps, design；Required for being gone out using photoshop or CorelDRAW9 Software for Design
Pattern；The pattern designed is printed on paper by ink-jet printer.
Such scheme is used, present invention has the advantages that：
The process step of the invention：It is in order to which in the pattern processing in entering S9 steps, aluminium alloy leads to be walked from S1 to S8 steps
After crossing anodic oxidation, porous anodic oxide film is generated, and when carrying out patterning technique processing, pattern is adsorbed in porous layer, and
When using S10 step sealing of holes, enable aluminum alloy to surface and form nano-pattern film layer；It can be appointed by the product of the PROCESS FOR TREATMENT with four colors
Meaning combination, surface automated imaging, and pattern is perfect, pixel is clear and has strong metallic luster and texture；In addition through S9 patterns
After processing, then S10 step hole-sealing technologies are carried out, such design is more beneficial for pattern absorption in the oxide-film of aluminium alloy；Through S11
After second of drying of step, you can complete；Therefore the present invention is with technique is simple, the selection of aluminum alloy surface pattern is any, pattern image
It is plain clear, aluminum alloy surface is glossy, aluminum alloy surface has the beneficial effect of texture.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail；
A kind of picture on surface handling process of aluminium alloy, the technique comprise the following steps：
S1：Aluminium alloy processing：Aluminium alloy is polished using plant equipment, wire drawing, sandblasting；
S2：Oil removing：Aluminium alloy after the processing of upper step, aluminium alloy is put into the alkalescent degreaser of 50-70 DEG C of temperature,
Soak 1-5min；
S3：Alkali is stung：By the aluminium alloy of oil removing, it is molten to be put into the sodium hydroxide that temperature is 50-60 DEG C, concentration is 40-70g/L
In liquid, 0.5-2min is soaked；
S4：Neutralize：Aluminium alloy after alkali is stung, is put into 250-350ml/L nitric acid, soaks 3-10s；
S5：Change and throw：By the aluminium alloy after neutralization, it is put into the mixed solution of phosphoric acid and sulfuric acid and soaks；
S6：Anodic oxidation：The aluminium alloy after throwing will be changed, be put into the sulfuric acid that temperature is 15-25 DEG C, and add voltage progress
Anodic oxidation；
S7：Dyeing：The aluminium alloy after anodic oxidation is put into coloring agent, soak at room temperature 1-2min；
S8：Dry for the first time：By the aluminium alloy dyed by 75-110 DEG C of hot-air seasoning groove, 11-13min is dried；
S9：Pattern processing：Design is first carried out, then designed pattern is printed, and the pattern that will be printed
In the aluminium alloy of covering after the drying；Heated again by thermal transfer equipment, ink is entered in the oxide layer of aluminium alloy and obtain institute
The pattern needed；
S10：Sealing of hole：By the aluminium alloy after pattern is handled, the sealing of hole that temperature is 90-95 DEG C, concentration is 8-12g/L is put into
In agent, taken out after 20-40min；
S11：Drying：The aluminium alloy after sealing of hole is put into 80-100 DEG C of firing equipment, heats 10-30min.
It is described S5 step in the quality parts ratio of phosphoric acid and sulfuric acid be：(4-5):1.
The temperature of the mixed solution of phosphoric acid and sulfuric acid in S5 steps is 80-95 DEG C, and it is 10- that aluminium alloy, which has soak time,
60s。
The sulfuric acid concentration in S6 steps is 180-220g/L, voltage 10-14V, anodizing time 10-30min.
Thermal transfer equipment heats in S9 steps, wherein 100-250 DEG C of temperature, heat time 1-20min.
In S9 steps, design；Go out required pattern using photoshop or CorelDRAW9 Software for Design；Will
The pattern designed is printed on paper by ink-jet printer.
Embodiment 1：
A kind of picture on surface handling process of aluminium alloy, the technique comprise the following steps：
S1：Aluminium alloy processing：Aluminium alloy is polished using plant equipment, wire drawing, sandblasting；
S2：Oil removing：Aluminium alloy after the processing of upper step, aluminium alloy is put into the alkalescent degreaser of temperature 50 C, is soaked
Steep 5min；
S3：Alkali is stung：By the aluminium alloy of oil removing, temperature 50 C is put into, concentration is leaching in 40g/L sodium hydroxide solution
Steep 2min；
S4：Neutralize：Aluminium alloy after alkali is stung, it is put into the salpeter solution that concentration is 250ml/L, soaks 10s；
S5：Change and throw：By the aluminium alloy after neutralization, temperature is put into 80 DEG C of phosphoric acid and the mixed solution of sulfuric acid, to soak
60s, wherein phosphoric acid and sulfuric acid quality parts ratio is：4:1；
S6：Anodic oxidation：The aluminium alloy after throwing will be changed, be put into 15 DEG C of temperature, concentration is voltage in 180g/L sulfuric acid
10V, anodizing time 30min；
S7：Dyeing：The aluminium alloy after anodic oxidation is put into coloring agent, soak at room temperature 1min；
S8：Dry for the first time：By the aluminium alloy dyed by 75 DEG C of hot-air seasoning grooves, 13min is dried；
S9：Pattern processing：First go out required pattern using photoshop or CorelDRAW9 Software for Design；Then will
The pattern designed is printed on paper by ink-jet printer, and the aluminium alloy by the pattern covers printed after the drying
In；Heated again by thermal transfer equipment, heating-up temperature is 100 DEG C, heat time 20min, ink is entered the oxygen of aluminium alloy
Change and required pattern is obtained in layer；
S10：Sealing of hole：By the aluminium alloy after pattern is handled, 90 DEG C of temperature is put into, concentration is 8g/L sealing of hole agent solution
In, soak 40min；
S11：Drying：The aluminium alloy after sealing of hole is put into 80 DEG C of firing equipment, heat time 30min.
Embodiment 2：
A kind of picture on surface handling process of aluminium alloy, the technique comprise the following steps：
S1：Aluminium alloy processing：Aluminium alloy is polished using plant equipment, wire drawing, sandblasting；
S2：Oil removing：Aluminium alloy after the processing of upper step, aluminium alloy is put into the alkalescent degreaser of temperature 60 C, is soaked
Steep 2.5min；
S3：Alkali is stung：By the aluminium alloy of oil removing, 55 DEG C of temperature is put into, concentration is immersion in 60g/L sodium hydroxide solutions
1min；
S4：Neutralize：Aluminium alloy after alkali is stung, concentration 300ml/L is put into salpeter solution, to soak 6s；
S5：Change and throw：By the aluminium alloy after neutralization, temperature is put into 90 DEG C of phosphoric acid and the mixed solution of sulfuric acid, to soak
30s, wherein phosphoric acid and sulfuric acid quality parts ratio is：5:1；
S6：Anodic oxidation：The aluminium alloy after throwing will be changed, be put into 18 DEG C of temperature, concentration is voltage in 200g/L sulfuric acid
12V, anodizing time 20min；
S7：Dyeing：The aluminium alloy after anodic oxidation is put into coloring agent, soak at room temperature 1.5min；
S8：Dry for the first time：By the aluminium alloy dyed by 90 DEG C of hot-air seasoning grooves, 12min is dried；
S9：Pattern processing：First go out required pattern using photoshop or CorelDRAW9 Software for Design；Then will
The pattern designed is printed on paper by ink-jet printer, and the aluminium alloy by the pattern covers printed after the drying
In；Heated again by thermal transfer equipment, heating-up temperature is 180 DEG C, after 10min, ink is entered in the oxide layer of aluminium alloy and obtains
To required pattern；
S10：Sealing of hole：By the aluminium alloy after pattern is handled, temperature is put into as 92 DEG C, concentration is that 10g/L hole sealing agent is molten
In liquid, 30min is soaked；
S11：Drying：The aluminium alloy after sealing of hole is put into 90 DEG C of firing equipment, heats 20min.
Embodiment 3：
A kind of picture on surface handling process of aluminium alloy, the technique comprise the following steps：
S1：Aluminium alloy processing：Aluminium alloy is polished using plant equipment, wire drawing, sandblasting；
S2：Oil removing：Aluminium alloy after the processing of upper step, aluminium alloy is put into the alkalescent degreaser of temperature 70 C, is soaked
Steep 1min；
S3：Alkali is stung：By the aluminium alloy of oil removing, temperature is put into as 60 DEG C, concentration is in 70g/L sodium hydroxide solution,
Soak 0.5min,
S4：Neutralize：Aluminium alloy after alkali is stung, it is put into the salpeter solution that concentration is 350ml/L, soaks 3s；
S5：Change and throw：The aluminium alloy after neutralization is put into the phosphoric acid of 95 DEG C of temperature and the mixed solution of sulfuric acid, soaked
10s；The quality parts ratio of wherein phosphoric acid and sulfuric acid is：5:1；
S6：Anodic oxidation：The aluminium alloy after throwing will be changed, be put into 25 DEG C of temperature, concentration is voltage in 220g/L sulfuric acid
14V, anodizing time 10min；
S7：Dyeing：The aluminium alloy after anodic oxidation is put into coloring agent, soak at room temperature 2min；
S8：Dry for the first time：By the aluminium alloy dyed by 110 DEG C of hot-air seasoning grooves, 11min is dried；
S9：Pattern processing：Design is first carried out, then designed pattern is printed, and the pattern that will be printed
In the aluminium alloy of covering after the drying；Heated again by thermal transfer equipment, 250 DEG C of heating-up temperature, after heating 1min, enter ink
Enter and required pattern is obtained in the oxide layer of aluminium alloy；
S10：Sealing of hole：By the aluminium alloy after pattern is handled, 95 DEG C of temperature is put into, concentration is leaching in 12g/L hole sealing agent
Steep 20min；
S11：Drying：The aluminium alloy after sealing of hole is put into 100 DEG C of firing equipment, heats 10min.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made within principle etc., should be included in the scope of the protection.
Claims (6)
1. a kind of picture on surface handling process of aluminium alloy, its feature are that the technique comprises the following steps：
S1：Aluminium alloy processing：Aluminium alloy is polished using plant equipment, wire drawing, sandblasting；
S2：Oil removing：Aluminium alloy after the processing of upper step, aluminium alloy is put into the alkalescent degreaser of 50-70 DEG C of temperature, is soaked
1-5min；
S3：Alkali is stung：By the aluminium alloy of oil removing, the sodium hydroxide solution that temperature is 50-60 DEG C, concentration is 40-70g/L is put into
In, soak 0.5-2min；
S4：Neutralize：Aluminium alloy after alkali is stung, is put into 250-350ml/L nitric acid, soaks 3-10s；
S5：Change and throw：By the aluminium alloy after neutralization, it is put into the mixed solution of phosphoric acid and sulfuric acid and soaks；
S6：Anodic oxidation：The aluminium alloy after throwing will be changed, be put into the sulfuric acid that temperature is 15-25 DEG C, and added voltage and carry out anode
Oxidation；
S7：Dyeing：The aluminium alloy after anodic oxidation is put into coloring agent, soak at room temperature 1-2min；
S8：Dry for the first time：By the aluminium alloy dyed by 75-110 DEG C of hot-air seasoning groove, 11-13min is dried；
S9：Pattern processing：Design is first carried out, then designed pattern is printed, and the pattern covers that will be printed
In aluminium alloy after the drying；Heated again by thermal transfer equipment, make ink enter aluminium alloy oxide layer in obtain required for
Pattern；
S10：Sealing of hole：By the aluminium alloy after pattern is handled, the hole sealing agent that temperature is 90-95 DEG C, concentration is 8-12g/L is put into
In, taken out after 20-40min；
S11：Drying：The aluminium alloy after sealing of hole is put into 80-100 DEG C of firing equipment, heats 10-30min.
2. the picture on surface handling process of aluminium alloy according to claim 1, its feature are, the phosphoric acid in S5 steps
Quality parts ratio with sulfuric acid is：(4-5):1.
3. the picture on surface handling process of aluminium alloy according to claim 2, its feature are, the phosphoric acid in S5 steps
Temperature with the mixed solution of sulfuric acid is 80-95 DEG C, and it is 10-60s that aluminium alloy, which has soak time,.
4. the picture on surface handling process of aluminium alloy according to claim 1, its feature are, the sulfuric acid in S6 steps
Concentration is 180-220g/L, voltage 10-14V, anodizing time 10-30min.
5. the picture on surface handling process of aluminium alloy according to claim 1, its feature are, thermal transfer is set in S9 steps
Standby heating, wherein 100-250 DEG C of temperature, heat time 1-20min.
6. the picture on surface handling process of aluminium alloy according to claim 5, its feature are, in S9 steps, pattern is set
Meter；Go out required pattern using photoshop or CorelDRAW9 Software for Design；The pattern designed is beaten by ink jet type
Print machine is printed on paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711030131.4A CN107815715A (en) | 2017-10-27 | 2017-10-27 | A kind of picture on surface handling process of aluminium alloy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711030131.4A CN107815715A (en) | 2017-10-27 | 2017-10-27 | A kind of picture on surface handling process of aluminium alloy |
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Family
ID=61603277
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555603A (en) * | 2018-04-26 | 2018-09-21 | 维沃移动通信有限公司 | A kind of electronic equipment center processing method and electronic equipment |
| CN108692357A (en) * | 2018-06-19 | 2018-10-23 | 河北暖牛电器有限公司 | The carbon fiber electrically heated picture production technology of 3D minute surfaces |
| CN109267067A (en) * | 2018-11-22 | 2019-01-25 | 上海银木电器制造有限公司 | A kind of environmental-protecting chemical polishing fluid polished for aluminium and aluminium alloy high gloss |
| CN109604126A (en) * | 2018-10-31 | 2019-04-12 | 博罗县东明化工有限公司 | Aluminium alloy sprays pre-treating method |
| CN110219033A (en) * | 2019-07-02 | 2019-09-10 | 东莞金稞电子科技有限公司 | A kind of aluminum alloy anode plane pattern colouring method |
| CN111434808A (en) * | 2019-01-15 | 2020-07-21 | 广东长盈精密技术有限公司 | Surface treatment method of mobile phone rear shell and mobile phone rear shell |
| CN115466958A (en) * | 2022-08-08 | 2022-12-13 | 安徽韩铝环保新材料有限公司 | Chemical polishing bright additive for chemical polishing of aluminum alloy two acids and polishing process |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555603A (en) * | 2018-04-26 | 2018-09-21 | 维沃移动通信有限公司 | A kind of electronic equipment center processing method and electronic equipment |
| CN108555603B (en) * | 2018-04-26 | 2020-06-09 | 维沃移动通信有限公司 | Electronic equipment middle frame processing method and electronic equipment |
| CN108692357A (en) * | 2018-06-19 | 2018-10-23 | 河北暖牛电器有限公司 | The carbon fiber electrically heated picture production technology of 3D minute surfaces |
| CN109604126A (en) * | 2018-10-31 | 2019-04-12 | 博罗县东明化工有限公司 | Aluminium alloy sprays pre-treating method |
| CN109604126B (en) * | 2018-10-31 | 2021-12-10 | 博罗县东明化工有限公司 | Aluminum alloy spraying pretreatment method |
| CN109267067A (en) * | 2018-11-22 | 2019-01-25 | 上海银木电器制造有限公司 | A kind of environmental-protecting chemical polishing fluid polished for aluminium and aluminium alloy high gloss |
| CN111434808A (en) * | 2019-01-15 | 2020-07-21 | 广东长盈精密技术有限公司 | Surface treatment method of mobile phone rear shell and mobile phone rear shell |
| CN110219033A (en) * | 2019-07-02 | 2019-09-10 | 东莞金稞电子科技有限公司 | A kind of aluminum alloy anode plane pattern colouring method |
| CN110219033B (en) * | 2019-07-02 | 2021-04-30 | 东莞金稞电子科技有限公司 | Aluminum alloy anode plane pattern dyeing method |
| CN115466958A (en) * | 2022-08-08 | 2022-12-13 | 安徽韩铝环保新材料有限公司 | Chemical polishing bright additive for chemical polishing of aluminum alloy two acids and polishing process |
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Application publication date: 20180320 |