CN106367763A - Surface treatment process of hub - Google Patents
Surface treatment process of hub Download PDFInfo
- Publication number
- CN106367763A CN106367763A CN201610737480.9A CN201610737480A CN106367763A CN 106367763 A CN106367763 A CN 106367763A CN 201610737480 A CN201610737480 A CN 201610737480A CN 106367763 A CN106367763 A CN 106367763A
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- CN
- China
- Prior art keywords
- minutes
- agent
- wheel hub
- hub
- water
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
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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
- 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
- C23C22/08—Orthophosphates
- C23C22/12—Orthophosphates containing zinc cations
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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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
Abstract
The invention discloses a surface treatment process of a hub. The surface treatment process comprises the steps of 1, alkaline treatment: treating the surface of the hub through adopting an alkaline cleaning fluid, soaking the hub in the alkaline cleaning fluid to be treated for 30 seconds to 10 minutes at the temperature of 30 to 60 DEG C; 2, water washing; 3, degreasing: treating the hub through adopting a tank leaching method with a KL-13 degreasing derusting additive for 5 to 10 minutes at the temperature higher than 5 DEG C, wherein during utilization, the ratio of the KL-13 degreasing derusting additive to water is 2%; the PH value of a tank solution is 7; 4, water washing; 5, acidic derusting: treating the hub through adopting the tank leaching method with an acidic derusting liquid for 3 to 8 minutes at the temperature of 40 to 50 DEG C, wherein the formula of the acidic derusting liquid is that the acidic derusting liquid comprises technical hydrochloric acid with the concentration of 31% and 3% of a corrosion inhibitor; 6, water washing; 7, phosphating: carrying out phosphating on the surface of the hub through adopting the tank leaching method with a zinc series phosphating solution, wherein a phosphating agent is divided into an A agent-tank solution preparation agent, a B agent-additive and a C agent-accelerant; and 8, water washing. According to the surface treatment process, the hub is high in strength, good in toughness, good in quality, high in processing precision, not liable to deform and high in impact resistance, and the popularization of a product is facilitated.
Description
Technical field
The invention belongs to Automobile Products technical field, be specifically related to a kind of surface treatment process of wheel hub.
Background technology
Along with social development, automobile more and more enters in people's life, and existing wheel hub has firm, light mostlyThe feature such as just. But, in use, due to simple in structure, its weight capacity is obviously reduced, especially in sharp impacts,Yielding, affect the normal use of automobile.
Summary of the invention
The surface treatment process that the object of the invention is to propose a kind of wheel hub, has overcome the deficiencies in the prior art, and it not onlyCan remove the etchant of wheel hub, but also can remove other metal of producing in casting and the etchant of oxide thereof, in employingThe wheel hub intensity that the method for stating is made is high, good toughness, and wheel hub quality is good, and machining accuracy is high, not yielding strong with impact resistant capability, hasThe popularization of profit product.
In order to reach above-mentioned purpose of design, the technical solution used in the present invention is as follows:
A surface treatment process for wheel hub, comprises the following steps:
1, basic treatment: adopt alkaline cleaning fluid to process hub surface: wheel hub is immersed in to alkaline cleaning fluid placeReason, temperature is 30～60 DEG C, the time is 30 seconds～10 minutes;
2, washing: wheel hub in 1 is immersed in clear water, and the temperature of water is 40～50 DEG C, and the time is 7～8 minutes;
3, degrease: use drill traverse method, adopt KL-13 type degreasing and rust removal additive treating, working concentration: be watered than 2% temperatureDegree is greater than 5 DEG C, 5～10 minutes time, tank liquor pH value: 7.
4, washing: wheel hub in 3 is immersed in clear water, and the temperature of water is 40～50 DEG C, and the time is 7～8 minutes;
5, acidic derusting: use drill traverse method, acid pickling and rust removing formula of liquid: the technical hydrochloric acid of concentration 31%, corrosion inhibiter 3%, temperature:40～50 DEG C, 3～8 minutes processing times;
6, washing: wheel hub in 1 is immersed in clear water, and the temperature of water is 40～50 DEG C, and the time is 7～8 minutes;
7, phosphatization processing: make hub surface phosphatization with Zinc phosphating solution, use drill traverse method, bonderite is divided into: A agent-distributing bath solution,B agent-additive, C agent-promoter.
8, washing: by the cleaning of washing by water of wheel hub in 7, the temperature of water is 30～60 DEG C, and bath is 5～10 minutes.
Preferably, described 7) in:
1: tank liquor preparation: 3/4 volume that adds water in groove, adds A agent by the amount of every 25～30 kgs/tonne, and then add and useHot water dissolving's NaOH (by the consumption of every 0.7 kg/tonne), finally adds water to operating fluid level and confirms acidity. Be about to outBeginning when phosphatization, adds C agent by the amount of every 0.5～0.7 kg/tonne, stirs stand-by.
2: operation parameter: total acidity 18～35 point, free acidity 0.5～1.5 point, promoter 2～3 point, temperature 35～45 DEG C, soak 5～10 minutes phosphorus time.
Preferably, described 1) neutral and alkali cleaning fluid is that the mixed alkalescence of alkaline assistant, organic additive and chelating agent is water-solubleLiquid.
Preferably, described 1) pH of neutral and alkali cleaning fluid is 11～12.5, and etch amount is made as 0.1～10g/m2。
The beneficial effect of the surface treatment process of wheel hub of the present invention is: it not only can remove the etchant of aluminium, andAlso can remove other metal of producing in casting and the etchant of oxide thereof, the wheel hub intensity that adopts said method to makeHeight, good toughness, wheel hub quality is good, and machining accuracy is high, not yielding strong with impact resistant capability, the popularization of favourable product.
Detailed description of the invention
Below optimum implementation of the present invention is described in further detail.
The surface treatment process of described wheel hub, comprises the following steps:
1, basic treatment: adopt alkaline cleaning fluid to process hub surface: wheel hub is immersed in to alkaline cleaning fluid placeReason, the pH of alkaline cleaning fluid is 10～13, and temperature is 30～60 DEG C, and the time is 30 seconds～10 minutes; Described alkaline cleaning fluid isThe mixed alkaline aqueous solution of alkaline assistant, organic additive and chelating agent.
The pH of described alkaline cleaning fluid is 11～12.5, and etch amount is made as 0.1～10g/m2。
2, washing: wheel hub in 1 is immersed in clear water, and the temperature of water is 40～50 DEG C, and the time is 7～8 minutes;
3, degrease: use drill traverse method, adopt KL-13 type degreasing and rust removal additive treating (this additive is white powder),Working concentration: be watered than 2%, temperature is greater than 5 DEG C (as heat treatment speed is accelerated), 5～10 minutes time, tank liquor pH value: 7.
4, washing: wheel hub in 3 is immersed in clear water, and the temperature of water is 40～50 DEG C, and the time is 7～8 minutes;
5, acidic derusting: use drill traverse method, acid pickling and rust removing formula of liquid: the technical hydrochloric acid of concentration 31%, corrosion inhibiter 3%, temperature:40～50 DEG C, 3～8 minutes processing times;
6, washing: wheel hub in 1 is immersed in clear water, and the temperature of water is 40～50 DEG C, and the time is 7～8 minutes;
7, phosphatization processing: make hub surface phosphatization with Zinc phosphating solution, use drill traverse method, bonderite is divided into: A agent-distributing bath solution,B agent-additive, C agent-promoter.
1: tank liquor preparation: 3/4 volume that adds water in groove, adds A agent by the amount of every 25～30 kgs/tonne, and then add and useHot water dissolving's NaOH (by the consumption of every 0.7 kg/tonne), finally adds water to operating fluid level and confirms acidity. Be about to outBeginning when phosphatization, adds C agent by the amount of every 0.5～0.7 kg/tonne, stirs stand-by.
2: operation parameter: total acidity 18～35 point, free acidity 0.5～1.5 point, promoter 2～3 point, temperature 35～45 DEG C, soak 5～10 minutes phosphorus time.
8, washing: by the cleaning of washing by water of wheel hub in 7, the temperature of water is 30～60 DEG C, and bath is 5～10 minutes.
Above content is the further description of the present invention being done in conjunction with concrete preferred embodiment, is convenient to this skillThe technical staff in art field can understand and apply the invention, and can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, can also make without departing from the inventive concept of the premiseSome simple deduction or replace, and needn't pass through performing creative labour. Therefore, those skilled in the art take off according to of the present inventionShow, the simple modifications that the present invention is made all should be within protection scope of the present invention.
Claims (4)
1. a surface treatment process for wheel hub, is characterized in that: comprise the following steps:
1) basic treatment: adopt alkaline cleaning fluid to process hub surface: wheel hub is immersed in to alkaline cleaning fluid processing, temperatureDegree is 30～60 DEG C, and the time is 30 seconds～10 minutes;
2) washing: by 1) in wheel hub be immersed in clear water, the temperature of water is 40～50 DEG C, the time is 7～8 minutes;
3) degrease: use drill traverse method, adopt KL-13 type degreasing and rust removal additive treating, working concentration: be watered than 2%, temperature is largeIn 5 DEG C, 5～10 minutes time, tank liquor pH value: 7;
4) washing: by 3) in wheel hub be immersed in clear water, the temperature of water is 40～50 DEG C, the time is 7～8 minutes;
5) acidic derusting: use drill traverse method, acid pickling and rust removing formula of liquid: the technical hydrochloric acid of concentration 31%, corrosion inhibiter 3%, temperature: 40～50 DEG C, 3～8 minutes processing times;
6) washing: by 1) in wheel hub be immersed in clear water, the temperature of water is 40～50 DEG C, the time is 7～8 minutes;
7) phosphatization processing: make hub surface phosphatization with Zinc phosphating solution, use drill traverse method, bonderite is divided into: A agent-distributing bath solution, B agent-Additive, C agent-promoter;
8) washing: by 7) in the wheel hub cleaning of washing by water, the temperature of water is 30～60 DEG C, bath is 5～10 minutes.
2. the surface treatment process of wheel hub according to claim 1, is characterized in that: described 7):
1) tank liquor preparation: 3/4 volume that adds water in groove, add A agent by the amount of every 25～30 kgs/tonne, and then interpolation hot waterThe NaOH (by the consumption of every 0.7 kg/tonne) dissolving, finally adds water to operating fluid level and confirms acidity. Be about to start phosphorusWhen change, add C agent by the amount of every 0.5～0.7 kg/tonne, stir stand-by.
2) operation parameter: total acidity 18～35 point, free acidity 0.5～1.5 point, promoter 2～3 point, temperature 35～45DEG C, soak 5～10 minutes phosphorus time.
3. the surface treatment process of wheel hub according to claim 1, is characterized in that: described 1) neutral and alkali cleaning fluid is alkaliProperty auxiliary agent, organic additive and the mixed alkaline aqueous solution of chelating agent.
4. the surface treatment process of wheel hub according to claim 3, is characterized in that: the described 1) pH of neutral and alkali cleaning fluidBe 11～12.5, etch amount is made as 0.1～10g/m2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737480.9A CN106367763A (en) | 2016-08-28 | 2016-08-28 | Surface treatment process of hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737480.9A CN106367763A (en) | 2016-08-28 | 2016-08-28 | Surface treatment process of hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106367763A true CN106367763A (en) | 2017-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610737480.9A Pending CN106367763A (en) | 2016-08-28 | 2016-08-28 | Surface treatment process of hub |
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| CN (1) | CN106367763A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108583148A (en) * | 2018-04-13 | 2018-09-28 | 芜湖飞驰汽车零部件技术有限公司 | A kind of wheel hub structure and its manufacture craft |
| CN112975595A (en) * | 2021-04-20 | 2021-06-18 | 江苏珀然股份有限公司 | Automobile hub surface processing method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101412893A (en) * | 2008-11-28 | 2009-04-22 | 四川巴斯迪科机械有限公司 | Process for bonding rubber vulcanization type shock-proof crank pulley |
| CN102876947A (en) * | 2012-09-05 | 2013-01-16 | 开平市中铝实业有限公司 | Magnesium alloy, manufacturing technology and hub thereof |
| CN103752477A (en) * | 2013-12-31 | 2014-04-30 | 重庆七彩虹化工有限公司 | Automobile hub spraying technology |
| CN104708992A (en) * | 2015-02-09 | 2015-06-17 | 宁波郎泰机械有限公司 | Car hub and manufacturing method thereof |
-
2016
- 2016-08-28 CN CN201610737480.9A patent/CN106367763A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101412893A (en) * | 2008-11-28 | 2009-04-22 | 四川巴斯迪科机械有限公司 | Process for bonding rubber vulcanization type shock-proof crank pulley |
| CN102876947A (en) * | 2012-09-05 | 2013-01-16 | 开平市中铝实业有限公司 | Magnesium alloy, manufacturing technology and hub thereof |
| CN103752477A (en) * | 2013-12-31 | 2014-04-30 | 重庆七彩虹化工有限公司 | Automobile hub spraying technology |
| CN104708992A (en) * | 2015-02-09 | 2015-06-17 | 宁波郎泰机械有限公司 | Car hub and manufacturing method thereof |
Non-Patent Citations (2)
| Title |
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| 胡国辉: "《金属磷化工艺技术》", 31 January 2009, 北京：国防工业出版社 * |
| 顾民等: "《工业清洗剂》", 31 January 2008, 北京：中国石化出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108583148A (en) * | 2018-04-13 | 2018-09-28 | 芜湖飞驰汽车零部件技术有限公司 | A kind of wheel hub structure and its manufacture craft |
| CN112975595A (en) * | 2021-04-20 | 2021-06-18 | 江苏珀然股份有限公司 | Automobile hub surface processing method |
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Application publication date: 20170201 |
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