CN104278265A - Rapid phosphorization process of steel tube for baby carriage - Google Patents
Rapid phosphorization process of steel tube for baby carriage Download PDFInfo
- Publication number
- CN104278265A CN104278265A CN201410487029.7A CN201410487029A CN104278265A CN 104278265 A CN104278265 A CN 104278265A CN 201410487029 A CN201410487029 A CN 201410487029A CN 104278265 A CN104278265 A CN 104278265A
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- steel tube
- processes
- concentration
- perambulator
- 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.)
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Classifications
-
- 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
- C23C22/73—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 characterised by the process
-
- 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
- C23C22/07—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 phosphates
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- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a rapid phosphorization process of a steel tube for a baby carriage, and relates to the field of baby carriage production. The process comprises the following steps: (1) deoiling and derusting a steel tube through sulfuric acid, thiourea and an emulsifier; (2) washing the steel tube processed in the step (1), rinsing with high-pressure water, and drying; (3) conditioning the surface of the steel tube processed in the step (2); (4) phosphorizing the steel tube processed in the step (3); (5) conditioning the surface of the steel tube processed in the step (4) again; and (6) washing and drying the steel tube processed in the step (5). According to the process, derusting and deoiling of the steel tube are simultaneously carried out, the materials required for neutralization and passivation in a traditional phosphorization process are saved, the cost is reduced, and meanwhile, the phosphorization speed of the steel tube is increased.
Description
Technical field
The present invention relates to perambulator production field, be specifically related to a kind of perambulator steel pipe quick phosphorization process.
Background technology
Perambulator is a kind of is the tool car that baby's outdoors provide convenient and design, there is various vehicle, the child being generally supplied to 1 to 2 years old uses, and perambulator is the favorite stroll vehicles of baby, requisite when mother goes shopping with baby especially, not only ensure that children's is comfortable, also reduce the burden of father and mother, father and mother need not go to as before and everywhere clutch the child to one's bosom, baby is uncomfortable, and it is also tired that adult has child in arms.Time upstairs, father and mother will have child in arms and then twist perambulator upstairs, so perambulator requires lightweight, child is sitting in car at ordinary times, so perambulator claimed structure is firm, steel pipe is the support being widely used in perambulator, there is the advantage that quality is light but firm, the quality of steel pipe directly affects the safety of children, Phosphorizing Process For Pipes is the important step directly affecting tube quality, which increase the erosion resistance of steel pipe, directly affect the work-ing life of steel pipe and the safety of children, and the phosphating process time is long, directly can affect the production efficiency of perambulator, China publication number be CN103726039A patent discloses a kind of steel tube surface phosphating process, decrease environmental pollution, risk is low and easy to operate, but this patent does not simplify the operating process of phosphatization, accelerate steel pipe phosphatization production rate.
Summary of the invention
The object of the invention is the defect for above-mentioned prior art, provide a kind of perambulator steel pipe quick phosphorization process, there is the advantage that phosphatization speed is fast, cost is low.
Object of the present invention can be achieved through the following technical solutions:
A kind of perambulator steel pipe quick phosphorization process, comprises the following steps:
1) by sulfuric acid, thiocarbamide, emulsifying agent, degreasing and rust removal is carried out to steel pipe;
2) to step 1) steel pipe that processes is washed, high pressure water washing, oven dry;
3) to step 2) steel pipe that processes carries out table and adjusts;
4) to step 3) steel pipe that processes carries out phosphatization;
5) to step 4) steel pipe that processes once shows to adjust again;
6) to step 5) steel pipe that processes washes, dries.
Preferably, step 1) described sulfuric acid concentration is 150 ~ 280g/L, described thiourea concentration is 0.28 ~ 1.5g/L, and described emulsifying agent is OP-10, OP-10 concentration is 6 ~ 9g/L, and working temperature is 65 ~ 85 degrees Celsius, and soak time is 8 ~ 12min.
Preferably, step 3) with step 5) described table is adjusted to and adjusted by oxalic acid solution immersion table, concentration of oxalic acid is 5 ~ 10g/L, and working temperature is room temperature, and soak time is 2 ~ 3 minutes.
Beneficial effect of the present invention: phosphatization efficiency of the present invention is high, steel pipe is derusted and deoils and carry out simultaneously, and saved the material that in conventional phosphatizing technique, neutralization and passivation need, get the acidic solution except steel tube surface by the mode of washing, high pressure water washing, adjusted by second time table and realize strengthening steel pipe corrosion-proof ability.
Embodiment
Embodiment 1
Object of the present invention can be achieved through the following technical solutions:
A kind of perambulator steel pipe quick phosphorization process, comprises the following steps:
1) carry out degreasing and rust removal to steel pipe by sulfuric acid, thiocarbamide, emulsifying agent, sulfuric acid concentration is 200 ~ 250g/L, and thiourea concentration is 0.5 ~ 1.0g/L, emulsifying agent is OP-10, OP-10 concentration is 6 ~ 9g/L, and working temperature is 70 ~ 80 degrees Celsius, and soak time is 10min;
2) to step 1) steel pipe that processes is washed, high pressure water washing, oven dry;
3) to step 2) steel pipe that processes carries out table and adjusts, and table is adjusted to be adjusted by oxalic acid solution immersion table, and concentration of oxalic acid is 6 ~ 8g/L, and working temperature is room temperature, and soak time is 3 minutes;
4) to step 3) steel pipe that processes carries out phosphatization;
5) to step 4) steel pipe that processes once shows to adjust again, and table is adjusted to be adjusted by oxalic acid solution immersion table, and concentration of oxalic acid is 6 ~ 8g/L, and working temperature is room temperature, and soak time is 3 minutes;
6) to step 5) steel pipe that processes washes, dries.
Embodiment 2
Object of the present invention can be achieved through the following technical solutions:
A kind of perambulator steel pipe quick phosphorization process, comprises the following steps:
1) carry out degreasing and rust removal to steel pipe by sulfuric acid, thiocarbamide, emulsifying agent, sulfuric acid concentration is 180 ~ 220g/L, and thiourea concentration is 0.3 ~ 1.3g/L, emulsifying agent is OP-10, OP-10 concentration is 7 ~ 9g/L, and working temperature is 65 ~ 80 degrees Celsius, and soak time is 11min;
2) to step 1) steel pipe that processes is washed, high pressure water washing, oven dry;
3) to step 2) steel pipe that processes carries out table and adjusts, and table is adjusted to be adjusted by oxalic acid solution immersion table, and concentration of oxalic acid is 6 ~ 8g/L, and working temperature is room temperature, and soak time is 3 minutes;
4) to step 3) steel pipe that processes carries out phosphatization;
5) to step 4) steel pipe that processes once shows to adjust again, and table is adjusted to be adjusted by oxalic acid solution immersion table, and concentration of oxalic acid is 7 ~ 10g/L, and working temperature is room temperature, and soak time is 3 minutes;
6) to step 5) steel pipe that processes washes, dries.
Embodiment 3
Object of the present invention can be achieved through the following technical solutions:
A kind of perambulator steel pipe quick phosphorization process, comprises the following steps:
1) carry out degreasing and rust removal to steel pipe by sulfuric acid, thiocarbamide, emulsifying agent, sulfuric acid concentration is 200 ~ 250g/L, and thiourea concentration is 0.5 ~ 1.0g/L, emulsifying agent is OP-10, OP-10 concentration is 6 ~ 9g/L, and working temperature is 70 ~ 80 degrees Celsius, and soak time is 10min;
2) to step 1) steel pipe that processes is washed, high pressure water washing, oven dry;
3) to step 2) steel pipe that processes carries out table and adjusts, and table is adjusted to be adjusted by oxalic acid solution immersion table, and concentration of oxalic acid is 8 ~ 10g/L, and working temperature is room temperature, and soak time is 2 minutes;
4) to step 3) steel pipe that processes carries out phosphatization;
5) to step 4) steel pipe that processes once shows to adjust again, and concentration of oxalic acid is 8 ~ 10g/L, and working temperature is room temperature, and soak time is 2 minutes;
6) to step 5) steel pipe that processes washes, dries.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technology people of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. a perambulator steel pipe quick phosphorization process, is characterized in that comprising the following steps:
1) by sulfuric acid, thiocarbamide, emulsifying agent, degreasing and rust removal is carried out to steel pipe;
2) to step 1) steel pipe that processes is washed, high pressure water washing, oven dry;
3) to step 2) steel pipe that processes carries out table and adjusts;
4) to step 3) steel pipe that processes carries out phosphatization;
5) to step 4) steel pipe that processes once shows to adjust again;
6) to step 5) steel pipe that processes washes, dries.
2. perambulator steel pipe quick phosphorization process according to claim 1, it is characterized in that: step 1) described sulfuric acid concentration is 150 ~ 280g/L, described thiourea concentration is 0.28 ~ 1.5g/L, described emulsifying agent is OP-10, OP-10 concentration is 6 ~ 9g/L, working temperature is 65 ~ 85 degrees Celsius, and soak time is 8 ~ 12min.
3. perambulator steel pipe quick phosphorization process according to claim 1, it is characterized in that: step 3) with step 5) described table is adjusted to and adjusted by oxalic acid solution immersion table, concentration of oxalic acid is 5 ~ 10g/L, and working temperature is room temperature, and soak time is 2 ~ 3 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410487029.7A CN104278265A (en) | 2014-09-22 | 2014-09-22 | Rapid phosphorization process of steel tube for baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410487029.7A CN104278265A (en) | 2014-09-22 | 2014-09-22 | Rapid phosphorization process of steel tube for baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104278265A true CN104278265A (en) | 2015-01-14 |
Family
ID=52253597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410487029.7A Pending CN104278265A (en) | 2014-09-22 | 2014-09-22 | Rapid phosphorization process of steel tube for baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104278265A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09256165A (en) * | 1996-03-22 | 1997-09-30 | Nippon Koshuha Kogyo Kk | Chemical conversion treatment of stainless steel material |
| CN101671825A (en) * | 2009-10-13 | 2010-03-17 | 广东联塑科技实业有限公司 | Pre-treating technique for composite metal plastic pipe |
| CN103668030A (en) * | 2012-09-07 | 2014-03-26 | 天津市标典金属工艺制品有限公司 | Improved hot galvanizing method of iron handicraft or furniture |
-
2014
- 2014-09-22 CN CN201410487029.7A patent/CN104278265A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09256165A (en) * | 1996-03-22 | 1997-09-30 | Nippon Koshuha Kogyo Kk | Chemical conversion treatment of stainless steel material |
| CN101671825A (en) * | 2009-10-13 | 2010-03-17 | 广东联塑科技实业有限公司 | Pre-treating technique for composite metal plastic pipe |
| CN103668030A (en) * | 2012-09-07 | 2014-03-26 | 天津市标典金属工艺制品有限公司 | Improved hot galvanizing method of iron handicraft or furniture |
Non-Patent Citations (1)
| Title |
|---|
| 李异等: "《电镀前处理与后处理》", 31 January 2009, 化学工业出版社 * |
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Application publication date: 20150114 |
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| RJ01 | Rejection of invention patent application after publication |