CN104313567A - Metal chromium production technology for replacing electroplating technology - Google Patents
Metal chromium production technology for replacing electroplating technology Download PDFInfo
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- CN104313567A CN104313567A CN201410464907.3A CN201410464907A CN104313567A CN 104313567 A CN104313567 A CN 104313567A CN 201410464907 A CN201410464907 A CN 201410464907A CN 104313567 A CN104313567 A CN 104313567A
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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
- C23C24/00—Coating starting from inorganic powder
- C23C24/02—Coating starting from inorganic powder by application of pressure only
- C23C24/04—Impact or kinetic deposition of particles
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
- Electroplating And Plating Baths Therefor (AREA)
Abstract
The invention relates to a metal chromium production technology for replacing an electroplating technology. The metal chromium production technology orderly comprises oil stain removal, cleaning, drying, polishing, chrome plating, drying and examination. A metal workpiece is orderly subjected to chrome plating processes such as oil stain removal, cleaning, drying, polishing, chrome plating, drying and examination. The metal chromium production technology improves the existing electroplating technology for plating chrome on the metal surface, reduces an electroplating production cost, simplifies the existing technology, improves production efficiency to 30-50% than that of the existing electroplating technology, has good plated chrome surface fineness, reduces copper or nickel plating-caused pollution and improves use effects.
Description
Technical field
The present invention relates to and a kind ofly replace the production technique that electroplating technology makes chromium metal.
Background technology
Chromium coating has excellent performance; be widely used as extexine and the functional coating of protecting decorative coating system; along with the development of science and technology and people are to the attention increasingly of environment protection; the chromium plating of existing workpiece is all processed by true conventional plating techniques, and surface all needs to spray one deck layers of copper or nickel dam at workpiece surface before chromium plating, and the technological process of production of work is complicated and impact is very large; harm is produced to human body health; so in process of production, use cost is high, and the intensity of work is large.
Summary of the invention
The technical problem to be solved in the present invention is the existing defect needing to exist during chromeplated product chromium plating, thus provides a kind of and replace the production technique that electroplating technology makes chromium metal.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: a kind ofly replace the production technique that electroplating technology makes chromium metal, comprises the following steps successively:
A) degreasing: the greasy dirt retained by surface of workpiece and dirt carry out ultrasonic cleaning by clean-out system, scavenging period is 3 ~ 5min, and wash number is 2 ~ 4 times;
B) clean: the metal works after step a) being processed is placed in tank and cleans, and scavenging period is 2 ~ 3min;
C) dry: by step b) process after metal works dried by baking oven, drying time is 100 ~ 110min, and bake out temperature is 100 ~ 150 DEG C;
D) polish: by vacuum high-pressure frequency conversion to step c) dry after surface of workpiece carry out grinding process by argon gas and acetylene, polishing temperature is 120 ~ 130 DEG C, the polishing time is 5 ~ 10min, argon gas 78.2 ~ 81.7%, acetylene 18.3 ~ 21.8%;
E) chromium plating: by steps d) gasification after surface of workpiece spray have one deck nanometer chromium powder, the chromium plating time is 5 ~ 8min;
F) dry:: by step e) metal works after process carries out drying treatment, drying temperature is 55 ~ 65 DEG C, and time of drying is 120 ~ 180min;
G) check: by step f) dried metal works carries out surface examination and puts process in storage.
Preferably, in step b) in described water tank in be provided with the dividing plate that water tank is separated into the first placed cavity and the second placed cavity by a piece, clear water is provided with in described first placed cavity, ionized water is provided with in described second placed cavity, the cleaning sequence of workpiece is deionized water washings after clear water, the scavenging period of workpiece in the first placed cavity and the second placed cavity is equal, metal works is successively by clear water, deionized water washings, the smooth finish of surface of workpiece can be ensured, be conducive to follow-up gasification chromium plating process, improve production efficiency, Practical Performance is good.
Preferably, in step e) in nanometer chromium powder be ejected through spray gun and spray, described nanometer chromium powder is 4 ~ 6 μm at the thickness of surface of workpiece, spray gun result of use is good, coating quality is stablized, and well can control the amount of nanometer chromium powder, can select according to different metal works, improve Practical Performance, ensure the hardness of surface of workpiece.
In sum, advantage of the present invention: metal works is passed through degreasing successively, cleaning, dry, polishing, chromium plating, dry, the chromium plating process that the production technique checked is carried out, improve existing production method of by electroplating technology, metallic surface being carried out to chromium plating, decrease the production cost that existing electroplating technology brings, simplify existing production technique, improve production efficiency, 30 ~ 50% can be increased to from production efficiency during existing employing electroplating technology chromium plating, the surface smoothness of chromium plating is good, the pollution produced when decreasing existing copper facing or nickel plating, improve result of use.
Embodiment
Replace the production technique that electroplating technology makes chromium metal, comprise the following steps successively:
A) degreasing: the greasy dirt retained by surface of workpiece and dirt carry out ultrasonic cleaning by clean-out system, scavenging period is 3 ~ 5min, and wash number is 2 ~ 4 times;
B) clean: the metal works after step a) being processed is placed in tank and cleans, and scavenging period is 2 ~ 3min;
C) dry: by step b) process after metal works dried by baking oven, drying time is 100 ~ 110min, and bake out temperature is 100 ~ 150 DEG C;
D) polish: by vacuum high-pressure frequency conversion to step c) dry after surface of workpiece carry out grinding process by argon gas and acetylene, polishing temperature is 120 ~ 130 DEG C, the polishing time is 5 ~ 10min, argon gas 78.2 ~ 81.7%, acetylene 18.3 ~ 21.8%;
E) chromium plating: by steps d) gasification after surface of workpiece spray have one deck nanometer chromium powder, the chromium plating time is 5 ~ 8min;
F) dry:: by step e) metal works after process carries out drying treatment, drying temperature is 55 ~ 65 DEG C, and time of drying is 120 ~ 180min;
G) check: by step f) dried metal works carries out surface examination and puts process in storage.
In step b) in described water tank in be provided with the dividing plate that water tank is separated into the first placed cavity and the second placed cavity by a piece, clear water is provided with in described first placed cavity, ionized water is provided with in described second placed cavity, the cleaning sequence of workpiece is deionized water washings after clear water, the scavenging period of workpiece in the first placed cavity and the second placed cavity is equal, metal works passes through clear water successively, deionized water washings, the smooth finish of surface of workpiece can be ensured, be conducive to follow-up gasification chromium plating process, improve production efficiency, Practical Performance is good, in step e) in nanometer chromium powder be ejected through spray gun and spray, described nanometer chromium powder is 4 ~ 6 μm at the thickness of surface of workpiece, spray gun result of use is good, coating quality is stablized, well can control the amount of nanometer chromium powder, can select according to different metal works, improve Practical Performance, ensure the hardness of surface of workpiece.
By metal works successively by chromium plating process that the production technique of degreasing, cleaning, oven dry, polishing, chromium plating, drying, inspection is carried out, improve existing production method of by electroplating technology, metallic surface being carried out to chromium plating, decrease the production cost that existing electroplating technology brings, simplify existing production technique, improve production efficiency, 30 ~ 50% can be increased to from production efficiency during existing employing electroplating technology chromium plating, the surface smoothness of chromium plating is good, the pollution produced when decreasing existing copper facing or nickel plating, improves result of use.
Claims (3)
1. replace the production technique that electroplating technology makes chromium metal, it is characterized in that: comprise the following steps successively:
A) degreasing: the greasy dirt retained by surface of workpiece and dirt carry out ultrasonic cleaning by clean-out system, scavenging period is 3 ~ 5min, and wash number is 2 ~ 4 times;
B) clean: the metal works after step a) being processed is placed in tank and cleans, and scavenging period is 2 ~ 3min;
C) dry: by step b) process after metal works dried by baking oven, drying time is 100 ~ 110min, and bake out temperature is 100 ~ 150 DEG C;
D) polish: by vacuum high-pressure frequency conversion to step c) dry after surface of workpiece carry out grinding process by argon gas and acetylene, polishing temperature is 120 ~ 130 DEG C, the polishing time is 5 ~ 10min, argon gas 78.2 ~ 81.7%, acetylene 18.3 ~ 21.8%;
E) chromium plating: by steps d) gasification after surface of workpiece spray have one deck nanometer chromium powder, the chromium plating time is 5 ~ 8min;
F) dry:: by step e) metal works after process carries out drying treatment, drying temperature is 55 ~ 65 DEG C, and time of drying is 120 ~ 180min;
G) check: by step f) dried metal works carries out surface examination and puts process in storage.
2. according to claim 1ly a kind ofly replace the production technique that electroplating technology makes chromium metal, it is characterized in that: in step b) in described water tank in be provided with the dividing plate that water tank is separated into the first placed cavity and the second placed cavity by a piece, clear water is provided with in described first placed cavity, ionized water is provided with in described second placed cavity, the cleaning sequence of workpiece is deionized water washings after clear water, and the scavenging period in the first placed cavity and the second placed cavity is equal.
3. according to claim 1ly a kind ofly replace the production technique that electroplating technology makes chromium metal, it is characterized in that: in step e) in nanometer chromium powder be ejected through spray gun and spray, described nanometer chromium powder is 4 ~ 6 μm at the thickness of surface of workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410464907.3A CN104313567A (en) | 2014-09-12 | 2014-09-12 | Metal chromium production technology for replacing electroplating technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410464907.3A CN104313567A (en) | 2014-09-12 | 2014-09-12 | Metal chromium production technology for replacing electroplating technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104313567A true CN104313567A (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410464907.3A Pending CN104313567A (en) | 2014-09-12 | 2014-09-12 | Metal chromium production technology for replacing electroplating technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI634237B (en) * | 2017-03-01 | 2018-09-01 | 鉦鑫實業有限公司 | Tool surface marking method |
Citations (4)
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| CN1781623A (en) * | 2004-11-30 | 2006-06-07 | 宝山钢铁股份有限公司 | Method for producing continuous casting crystalli-zing roll |
| EP1672175A1 (en) * | 2004-12-14 | 2006-06-21 | Honeywell International Inc. | A method for applying environmental-resistant mcraly coatings on gas turbine components |
| CN102560396A (en) * | 2011-12-27 | 2012-07-11 | 东莞劲胜精密组件股份有限公司 | Surface corrosion-resistant low-resistance film and preparation method thereof |
| CN103320772A (en) * | 2013-07-04 | 2013-09-25 | 大连理工大学 | Metal inner surface modification device and method |
-
2014
- 2014-09-12 CN CN201410464907.3A patent/CN104313567A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1781623A (en) * | 2004-11-30 | 2006-06-07 | 宝山钢铁股份有限公司 | Method for producing continuous casting crystalli-zing roll |
| EP1672175A1 (en) * | 2004-12-14 | 2006-06-21 | Honeywell International Inc. | A method for applying environmental-resistant mcraly coatings on gas turbine components |
| CN102560396A (en) * | 2011-12-27 | 2012-07-11 | 东莞劲胜精密组件股份有限公司 | Surface corrosion-resistant low-resistance film and preparation method thereof |
| CN103320772A (en) * | 2013-07-04 | 2013-09-25 | 大连理工大学 | Metal inner surface modification device and method |
Non-Patent Citations (3)
| Title |
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| 张强等: "冷喷涂纳米结构NiCrAlY涂层在氩气气氛中的氧化行为", 《中国表面工程》 * |
| 李长久: "中国冷喷涂研究进展", 《中国表面工程》 * |
| 肖正涛等: "冷喷涂铬锆铜涂层在海水中的耐蚀性能", 《中国腐蚀与防护学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI634237B (en) * | 2017-03-01 | 2018-09-01 | 鉦鑫實業有限公司 | Tool surface marking method |
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Application publication date: 20150128 |