CN105624606A - Bluing treatment method for spring steel surface - Google Patents
Bluing treatment method for spring steel surface Download PDFInfo
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- CN105624606A CN105624606A CN201610120524.3A CN201610120524A CN105624606A CN 105624606 A CN105624606 A CN 105624606A CN 201610120524 A CN201610120524 A CN 201610120524A CN 105624606 A CN105624606 A CN 105624606A
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- spring steel
- steel surface
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- blue
- film
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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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
Abstract
The invention discloses a bluing treatment method for a spring steel surface. The bluing treatment method comprises the steps that 1, degreasing treatment is performed on the spring steel surface by using an alkali solution; 2, derusting is performed on the cleaned spring steel surface by using a hydrochloric acid water solution with the volume percentage concentration of 30%, and then the spring steel surface is cleaned by using flowing cold water, and then is cleaned with flowing boiled water; 3, an air furnace is heated to 300 DEG C-400 DEG C, then spring steel is placed into the air furnace; a newly prepared hydrogen peroxide solution is sprayed on the spring steel surface; bluing is performed in an oxidation atmosphere so that a compact blued film is formed; 4, the blued spring steel is cleaned with flowing water, is dried and then is soaked in anti-rust oil for 3-5 min, and an anti-rust film is formed by the blued film on the spring steel surface; and 5, the spring steel soaked in the oil is taken out, and oil drops remaining on the spring steel surface and holes are removed. The bluing treatment method is simple in process and easy for operation; used time is short; no pollution is caused, so that requirement of clean production is met; the blued film formed on the spring steel surface is uniform and compact; and the adhesive force and abrasion resistance of the blued film are improved.
Description
Technical field
The present invention relates to the method turned blue and process in a kind of spring steel surface, belong to field of metal surface treatment technology.
Background technology
Process of turning blue is a kind of chemical surface treatment, it mainly acts on is pass through chemical reaction at steel surface, generate a kind of even compact, have certain thickness, the black-and-blue film that turns blue that strong adhesion, corrosion resisting property are good, the main component of film of turning blue is Z 250, can prevent steel surface from producing corrosion, and keep appearance attractive in appearance. The process of turning blue of steel surface is the method for machinery part surface process, can not its interior tissue be had an impact.
Spring steel is due to its acquisition elasticity under Quench and temper state, and is specifically designed to the steel manufacturing spring and elastic element. Compare general steel, spring steel high comprehensive performance, it is widely used in automobile, engine building and railway systems.
The turn blue method of process of existing steel surface mainly contains the hot alkali of conventional high-temperature and turns blue treatment process and normal temperature acidity is turned blue treatment process two kinds. Owing to normal temperature acidity treatment process cycle of turning blue of turning blue is short, formation turn blue that film sticking power is low, wear resistance is poor; Although traditional high-temperature alkaline turns blue, film quality is better, but, this treating processes of turning blue is loaded down with trivial details, contaminate environment, and processing efficiency is low, and power consumption is high.
Summary of the invention
For the defect that prior art exists; it is an object of the invention to provide the method turned blue and process in a kind of spring steel surface; the method adopts superoxol to be heated and generates oxygen and water vapour; spring steel oxidizing atmosphere at a set temperature turns blue process; its process operating process of turning blue is simple, pollution-free, and after turning blue, the gained spring steel surface film that turns blue is uniform and stable; turn blue the strong adhesion of film and wear resisting property good, reach the provide protection to metal.
For achieving the above object, the method turned blue and process in a kind of spring steel surface of the present invention, it is characterised in that there are following steps:
(1). with alkaline solution, spring steel surface is carried out oil removal treatment: in alkali-soluble liquid bath, prepare alkaline solution, this alkaline solution is the mixing solutions of sodium hydroxide, sodium carbonate and water, wherein the proportioning of sodium hydroxide and sodium carbonate is 1:6, then spring steel is put into above-mentioned alkaline solution oil removing, oil removing temperature is 80��90 DEG C, time is 10��15min, removes spring steel surface and oil contaminant, clean with flowing cold water wash again after oil removing;
(2). with concentration of volume percent be 25��30% aqueous hydrochloric acid is eliminated rust in the spring steel surface after the cleaning described in step (1), then with flowing cold water wash to spring steel surface, then clean clean with fluidized boiled water;
(3). first air furnace is heated to 300 DEG C��400 DEG C, then the spring steel after the rust cleaning described in step (2) is put into air furnace, the aqueous hydrogen peroxide solution of preparation is at the uniform velocity sprayed into pressure sending type spray gun, when spraying into, angle between spray gun axis and spring steel surface is that 60 �㡫90 �� superoxol decomposes generate oxygen and a large amount of water vapour, spring steel turns blue in oxidizing atmosphere, the time of turning blue is 10��15min, the film that turns blue making spring steel Surface Creation one layer fine and close;
(4). cleaning clean, dry by the spring steel flowing water after turning blue described in step (3), immerse slushing oil after dry, soak 3��5min in slushing oil, the film that turns blue on spring steel surface forms anti-rust film, hinders and contacts with damp atmosphere;
(5). being taken out by the spring steel after step (4) immersion oil, control only remains in oil in spring steel surface and hole and drips.
The spring steel surface of the inventive method treatment process that turns blue is simple, easily operation, used time is short, pollution-free, meet the requirement of cleaner production, the film that turns blue that spring steel surface is formed is uniform and stable, it is to increase the sticking power of the film that turns blue and wear resisting property, the blueness that obtains turn blue film make spring steel outward appearance be improved significantly.
Embodiment
Specific embodiment of the invention is described in down:
Embodiment 1
In the implementation case, the method turned blue and process in a kind of spring steel surface, comprises the steps:
(1). with alkaline solution, spring steel surface is carried out oil removal treatment: in alkali-soluble liquid bath, prepare alkaline solution, this alkaline solution is the mixing solutions of sodium hydroxide, sodium carbonate and water, wherein the proportioning of sodium hydroxide and sodium carbonate is 1:6, then spring steel is put into above-mentioned alkaline solution oil removing, oil removing temperature 90 DEG C, time is 15min, removes spring steel surface and oil contaminant, clean with flowing cold water wash again after oil removing;
(2). with concentration of volume percent be 30% aqueous hydrochloric acid the spring steel surface after the cleaning described in step (1) is carried out processing of rust removing, then with flowing cold water wash to spring steel surface acid solution, then clean clean with fluidized boiled water;
(3). first air furnace is heated to 350 DEG C, then the spring steel after the rust cleaning described in step (2) is put into air furnace, the aqueous hydrogen peroxide solution of preparation is at the uniform velocity sprayed into pressure sending type spray gun, when spraying into, angle between spray gun axis and spring steel surface is 90 ��, and superoxol decomposes generates oxygen and a large amount of water vapour, and spring steel turns blue in oxidizing atmosphere, the time of turning blue is 10min, makes spring steel surface form one layer of fine and close film that turns blue;
(4). the spring steel flowing water after turning blue described in step (3) is cleaned clean, dry, immerses slushing oil after dry, slushing oil soaks 5min, spring steel is turned blue the isolated damp atmosphere of film;
(5). the spring steel after immersion oil takes out, and control only remains in oil in spring steel surface and hole and drips.
The spring steel surface obtained by this method is even, and outward appearance is black-and-blue, and thicknesses of layers is 15 ��m; With rayon balls back and forth friction spring steel turn blue film, Rubbing number 300 times, there is not obviously abrasion in its surface; With SaltSprayTest, the spring steel film that turns blue occurs that the time of rust staining is 96h.
Embodiment 2
In the implementation case, the method turned blue and process in a kind of spring steel surface, comprises the steps:
(1). with alkaline solution, spring steel surface is carried out oil removal treatment: in alkali-soluble liquid bath, prepare alkaline solution, this alkaline solution is the mixing solutions of sodium hydroxide, sodium carbonate and water, wherein the proportioning of sodium hydroxide and sodium carbonate is 1:6, then spring steel is put into above-mentioned alkaline solution oil removing, oil removing temperature is 90 DEG C, time is 15min, removes spring steel surface and oil contaminant, clean with flowing cold water wash again after oil removing;
(2). with concentration of volume percent be 30% aqueous hydrochloric acid the spring steel surface after the cleaning described in step (1) is carried out processing of rust removing, then with flowing cold water wash to spring steel surface acid solution, then clean clean with fluidized boiled water;
(3). first air furnace is heated to 350 DEG C, then the spring steel after the rust cleaning described in step (2) is put into air furnace, the aqueous hydrogen peroxide solution of preparation is at the uniform velocity sprayed into pressure sending type spray gun, when spraying into, angle between spray gun axis and spring steel surface is 90 ��, and superoxol decomposes generates oxygen and a large amount of water vapour, and spring steel turns blue in oxidizing atmosphere, the time of turning blue is 15min, makes spring steel surface form one layer of fine and close film that turns blue;
(4). the spring steel flowing water after turning blue described in step (3) is cleaned clean, dry, immerses slushing oil after dry, slushing oil soaks 5min, spring steel is turned blue the isolated damp atmosphere of film;
(5). the spring steel after immersion oil takes out, and control only remains in oil in spring steel surface and hole and drips.
The spring steel surface obtained by this method is even, and outward appearance is black-and-blue, and thicknesses of layers is 16 ��m; With rayon balls back and forth friction spring steel turn blue film, Rubbing number 300 times, there is not obviously abrasion in its surface; With SaltSprayTest, the spring steel film that turns blue occurs that the time of rust staining is 95h.
Embodiment 3
In the implementation case, the method turned blue and process in a kind of spring steel surface, comprises the steps:
(1). with alkaline solution, spring steel surface is carried out oil removal treatment: in alkali-soluble liquid bath, prepare alkaline solution, this alkaline solution is the mixing solutions of sodium hydroxide, sodium carbonate and water, wherein the proportioning of sodium hydroxide and sodium carbonate is 1:6, then spring steel is put into above-mentioned alkaline solution oil removing, oil removing temperature 90 DEG C, time is 15min, removes spring steel surface and oil contaminant, clean with flowing cold water wash again after oil removing;
(2). with concentration of volume percent be 30% aqueous hydrochloric acid the spring steel surface after the cleaning described in step (1) is carried out processing of rust removing, then with flowing cold water wash to spring steel surface acid solution, then clean clean with fluidized boiled water;
(3). first air furnace is heated to 300 DEG C, then the spring steel after the rust cleaning described in step (2) is put into air furnace, the aqueous hydrogen peroxide solution of preparation is at the uniform velocity sprayed into pressure sending type spray gun, when spraying into, angle between spray gun axis and spring steel surface is 90 ��, and superoxol decomposes generates oxygen and a large amount of water vapour, and spring steel turns blue in oxidizing atmosphere, the time of turning blue is 15min, makes spring steel surface form one layer of fine and close film that turns blue;
(4). the spring steel flowing water after turning blue described in step (3) is cleaned clean, dry, immerses slushing oil after dry, slushing oil soaks 5min, spring steel is turned blue the isolated damp atmosphere of film;
(5). the spring steel after immersion oil takes out, and control only remains in oil in spring steel surface and hole and drips.
The spring steel surface obtained by this method is even, and outward appearance is black-and-blue, and thicknesses of layers is 17 ��m; With rayon balls back and forth friction spring steel turn blue film, Rubbing number 300 times, there is not obviously abrasion in its surface; With SaltSprayTest, the spring steel film that turns blue occurs that the rust staining time is 97h.
Embodiment 4
In the implementation case, the method turned blue and process in a kind of spring steel surface, comprises the steps:
(1). with alkaline solution, spring steel surface is carried out oil removal treatment: in alkali-soluble liquid bath, prepare alkaline solution, this alkaline solution is the mixing solutions of sodium hydroxide, sodium carbonate and water, wherein the proportioning of sodium hydroxide and sodium carbonate is 1:6, then spring steel is put into above-mentioned alkaline solution oil removing, oil removing temperature 90 DEG C, time is 15min, removes spring steel surface and oil contaminant, clean with flowing cold water wash again after oil removing;
(2). with concentration of volume percent be 30% aqueous hydrochloric acid the spring steel surface after the cleaning described in step (1) is carried out processing of rust removing, then with flowing cold water wash to spring steel surface acid solution, then clean clean with fluidized boiled water;
(3). first air furnace is heated to 400 DEG C, then the spring steel after the rust cleaning described in step (2) is put into air furnace, the aqueous hydrogen peroxide solution of preparation is at the uniform velocity sprayed into pressure sending type spray gun, when spraying into, angle between spray gun axis and spring steel surface is 90 ��, and superoxol decomposes generates oxygen and a large amount of water vapour, and spring steel turns blue in oxidizing atmosphere, the time of turning blue is 10min, makes spring steel surface form one layer of fine and close film that turns blue;
(4). the spring steel flowing water after turning blue described in step (3) is cleaned clean, dry, immerses slushing oil after dry, slushing oil soaks 5min, spring steel is turned blue the isolated damp atmosphere of film;
(5). the spring steel after immersion oil takes out, and control only remains in oil in spring steel surface and hole and drips.
The spring steel surface obtained by this method is even, and outward appearance is black-and-blue, and thicknesses of layers is 14 ��m; With rayon balls back and forth friction spring steel turn blue film, Rubbing number 300 times, there is not obviously abrasion in its surface; With SaltSprayTest, the spring steel film that turns blue occurs that the rust staining time is 96h.
Embodiment 5
In the implementation case, the method turned blue and process in a kind of spring steel surface, comprises the steps:
(1). with alkaline solution, spring steel surface is carried out oil removal treatment: in alkali-soluble liquid bath, prepare alkaline solution, this alkaline solution is the mixing solutions of sodium hydroxide, sodium carbonate and water, wherein the proportioning of sodium hydroxide and sodium carbonate is 1:6, then spring steel is put into above-mentioned alkaline solution oil removing, oil removing temperature is 90 DEG C, time is 15min, removes spring steel surface and oil contaminant, clean with flowing cold water wash again after oil removing;
(2). with concentration of volume percent be 30% aqueous hydrochloric acid the spring steel surface after the cleaning described in step (1) is carried out processing of rust removing, then with flowing cold water wash to spring steel surface acid solution, then clean clean with fluidized boiled water;
(3). first air furnace is heated to 300 DEG C, then the spring steel after the rust cleaning described in step (2) is put into air furnace, the aqueous hydrogen peroxide solution of preparation is at the uniform velocity sprayed into pressure sending type spray gun, when spraying into, angle between spray gun axis and spring steel surface is 90 ��, and superoxol decomposes generates oxygen and a large amount of water vapour, and spring steel turns blue in oxidizing atmosphere, the time of turning blue is 10min, makes spring steel surface form one layer of fine and close film that turns blue;
(4). the spring steel flowing water after turning blue described in step (3) is cleaned clean, dry, immerses slushing oil after dry, slushing oil soaks 5min, spring steel is turned blue the isolated damp atmosphere of film;
(5). the spring steel after immersion oil takes out, and control only remains in oil in spring steel surface and hole and drips.
The spring steel surface obtained by this method is even, and outward appearance is black-and-blue, and thicknesses of layers is 15 ��m; With rayon balls back and forth friction spring steel turn blue film, Rubbing number 300 times, there is not obviously abrasion in its surface; With SaltSprayTest, the spring steel film that turns blue occurs that the rust staining time is 97h.
Embodiment 6
In the implementation case, the method turned blue and process in a kind of spring steel surface, comprises the steps:
(1). with alkaline solution, spring steel surface is carried out oil removal treatment: in alkali-soluble liquid bath, prepare alkaline solution, this alkaline solution is the mixing solutions of sodium hydroxide, sodium carbonate and water, wherein the proportioning of sodium hydroxide and sodium carbonate is 1:6, then spring steel is put into above-mentioned alkaline solution oil removing, oil removing temperature is 90 DEG C, time is 15min, removes spring steel surface and oil contaminant, clean with flowing cold water wash again after oil removing;
(2). with concentration of volume percent be 30% aqueous hydrochloric acid the spring steel surface after the cleaning described in step (1) is carried out processing of rust removing, then with flowing cold water wash to spring steel surface acid solution, then clean clean with fluidized boiled water;
(3). first air furnace is heated to 400 DEG C, then the spring steel after the rust cleaning described in step (2) is put into air furnace, the aqueous hydrogen peroxide solution of preparation is at the uniform velocity sprayed into pressure sending type spray gun, when spraying into, angle between spray gun axis and spring steel surface is 90 ��, and superoxol decomposes generates oxygen and a large amount of water vapour, and spring steel turns blue in oxidizing atmosphere, the time of turning blue is 15min, makes spring steel surface form one layer of fine and close film that turns blue;
(4). the spring steel flowing water after turning blue described in step (3) is cleaned clean, dry, immerses slushing oil after dry, slushing oil soaks 5min, spring steel is turned blue the isolated damp atmosphere of film;
(5). the spring steel after immersion oil takes out, and control only remains in oil in spring steel surface and hole and drips.
The spring steel surface obtained by this method is even, and outward appearance is black-and-blue, and thicknesses of layers is 16 ��m; With rayon balls back and forth friction spring steel turn blue film, Rubbing number 300 times, there is not obviously abrasion in its surface; With SaltSprayTest, the spring steel film that turns blue occurs that the rust staining time is 94h.
By above-mentioned embodiment example 1-6 it may be seen that the inventive method prepares spring steel surface blueness turns blue film even compact, outward appearance, in blue, has higher sticking power, wear resisting property and anti-oxidant corrosion resistance.
Claims (1)
1. the method that turn blue and process in a spring steel surface, it is characterised in that there are following steps:
With alkaline solution, spring steel surface is carried out oil removal treatment: in alkali-soluble liquid bath, prepare alkaline solution, this alkaline solution is the mixing solutions of sodium hydroxide, sodium carbonate and water, wherein the proportioning of sodium hydroxide and sodium carbonate is 1:6, then spring steel is put into above-mentioned alkaline solution oil removing, oil removing temperature is 80��90 DEG C, time is 10��15min, removes spring steel surface and oil contaminant, clean with flowing cold water wash again after oil removing;
With concentration of volume percent be 25��30% aqueous hydrochloric acid is eliminated rust in the spring steel surface after the cleaning described in step (1), then with flowing cold water wash to spring steel surface, then clean clean with fluidized boiled water;
First air furnace is heated to 300 DEG C��400 DEG C, then the spring steel after the rust cleaning described in step (2) is put into air furnace, the aqueous hydrogen peroxide solution of preparation is at the uniform velocity sprayed into pressure sending type spray gun, when spraying into, angle between spray gun axis and spring steel surface is that 60��90 �� of superoxol decomposes generate oxygen and a large amount of water vapour, spring steel turns blue in oxidizing atmosphere, and the time of turning blue is 10��15min, the film that turns blue making spring steel Surface Creation one layer fine and close;
Cleaning clean, dry by the spring steel flowing water after turning blue described in step (3), immerse slushing oil after dry, soak 3��5min in slushing oil, the film that turns blue on spring steel surface forms anti-rust film, hinders and contacts with damp atmosphere;
Being taken out by spring steel after step (4) immersion oil, control only remains in oil in spring steel surface and hole and drips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120524.3A CN105624606A (en) | 2016-03-03 | 2016-03-03 | Bluing treatment method for spring steel surface |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120524.3A CN105624606A (en) | 2016-03-03 | 2016-03-03 | Bluing treatment method for spring steel surface |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107904548A (en) * | 2017-10-25 | 2018-04-13 | 镇江市丹徒区开源制刷厂 | A kind of method of turning blue of the anticorrosive reinforced film of spring steel surface oxidation-resistant |
| CN108057822A (en) * | 2017-12-07 | 2018-05-22 | 佛山市顺德区奥丰弹簧有限公司 | A kind of manufacture craft of hinge spring |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1422975A (en) * | 2002-12-12 | 2003-06-11 | 上海交通大学 | Iron and steel part surface oxidizing method |
-
2016
- 2016-03-03 CN CN201610120524.3A patent/CN105624606A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1422975A (en) * | 2002-12-12 | 2003-06-11 | 上海交通大学 | Iron and steel part surface oxidizing method |
Non-Patent Citations (3)
| Title |
|---|
| 吴建华: "《纤维素纤维织物的染整》", 31 May 2015, 中国纺织出版社 * |
| 毛应淮: "《工业污染核算》", 31 December 2014, 中国环境出版社 * |
| 葛瑞荣等: "蒸汽发蓝处理工艺的应用效果", 《材料保护》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107904548A (en) * | 2017-10-25 | 2018-04-13 | 镇江市丹徒区开源制刷厂 | A kind of method of turning blue of the anticorrosive reinforced film of spring steel surface oxidation-resistant |
| CN108057822A (en) * | 2017-12-07 | 2018-05-22 | 佛山市顺德区奥丰弹簧有限公司 | A kind of manufacture craft of hinge spring |
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