CN105586584A - Method for phosphatizing automotive metal parts - Google Patents
Method for phosphatizing automotive metal parts Download PDFInfo
- Publication number
- CN105586584A CN105586584A CN201610052204.9A CN201610052204A CN105586584A CN 105586584 A CN105586584 A CN 105586584A CN 201610052204 A CN201610052204 A CN 201610052204A CN 105586584 A CN105586584 A CN 105586584A
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- CN
- China
- Prior art keywords
- parts
- phosphating
- fluid
- automotive metal
- graphene
- 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
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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
- C23C22/34—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 fluorides or complex fluorides
- C23C22/36—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 fluorides or complex fluorides containing also phosphates
- C23C22/368—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 fluorides or complex fluorides containing also phosphates containing magnesium cations
-
- 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
Abstract
The invention provides a method for phosphatizing automotive metal parts. The method comprises the following steps: preparing a phosphating fluid, wherein the phosphating fluid comprises the following raw material components in parts by weight: 1,200 parts of magnetized water, 4 parts of magnesium oxide, 3 parts of zinc oxide, 5 parts of phosphoric acid, 0.8 part of silver nitrate, 4.5 parts of potassium fluoride, 1.5 parts of nanosilicon dioxide, 1.5 parts of nano boron fiber, 5 parts of modified starch, 1.2 parts of motor vehicle antifreeze fluid, 0.5 part of catechin, 3 parts of cyclohexanone, 1.2 parts of lotus leaf ash, 5 parts of dodecyl mercaptan, 2 parts of tartaric acid, 0.5 part of modified zeolite powder, and 0.2 part of graphene; and phosphatizing the automotive metal parts: pouring the prepared phosphating fluid into a phosphating pool, increasing the temperature of the phosphating fluid to 75 DEG C, and then immersing the to-be-treated automotive metal parts in the phosphating fluid so as to be treated, wherein the treatment time is 15-25 min. The method has the advantages that the components and the preparation technology are simple, the raw materials are easy to purchase, the cost is low, a fine-crystallized phosphating film with extremely high adsorbability can be generated on the surface of a workpiece, the quality of the phosphating film meets the standard requirement, and the electrostatic spraying quality can be improved.
Description
Technical field
The present invention relates to auto parts machinery technical field of surface, relate in particular to a kind of automotive metal piece phosphatizationThe method of processing.
Background technology
Iron and steel, aluminium or zinc workpiece immerse in the Phosphating Solution that specific acid phosphate is master, in its surfaceThe process of the water-fast crystal type phosphate conversion of deposition one deck film, is referred to as phosphatization. Phosphating processClassification has many, wherein by the composition of Phosphating Solution can be divided into Zinc phosphating, Zinc-calcium series phosphatating, iron be phosphatization,The types such as manganese-series phosphorized and compound phosphatization. Manganese phosphate coating has stronger antifriction function, generally applicationIn to the moving higher workpiece of fit clearance dimensional requirement, Birmasil cylinder body and the work used as manufactured automobileThe parts such as plug, its phosphatization flow process is degreasing-washing-alkaline etching-washing-photochemical processing-washing-tableTune-high temperature is manganese-series phosphorized. But, the parts institute such as Birmasil cylinder body and piston that existing automobile is usedWith bonderite be conventional manganese-series phosphorized dose of containing Zn++, Mn++, NO3-, N02-ion, workpiece warpCross after phosphatization processing product percent of pass lower (only below 80%). The low main cause of product percent of pass is instituteThe phosphorization membrane quality dissatisfaction (1-3g/m2) forming, can not adsorb the lubricating oil of q.s; SimultaneouslyRete crystallization thickness inequality, institute absorbs to obtain lubricating oil skewness, can not meet workpiece wearability, anti-corrosionThe requirement of property and lubricity.
Summary of the invention
The object of the present invention is to provide a kind of parkerized method of automotive metal piece, to solve above-mentioned skillArt problem.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of parkerized method of automotive metal piece, is characterized in that: comprise the preparation of etching solutionStep and phosphatization treatment step:
The preparation steps of etching solution,
Get by weight ratio following raw material components: 1200 parts of magnetized drinking water, 4 parts, magnesia, 3 parts, zinc oxide,5 parts of phosphoric acid, 0.8 part of silver nitrate, 4.5 parts of potassium fluorides, 1.5 parts of nano silicons, nanometer boron fibre 1.5Part, 5 parts of converted starches, 1.2 parts of motor vehicle antifreeze fluids, 0.5 part of catechin, 3 parts of cyclohexanones, lotus leaf ashes1.2 parts, 5 parts of lauryl mercaptans, 2 parts, tartaric acid, 0.5 part of modified zeolite powder, 0.2 part of Graphene;
Each component is sent into and dropped in reactor, be warming up to 85 DEG C, vacuumize stirring, mixing speed is 250Rev/min, continuous stirring, in reactor, pressure is 0.05MPa, after reaction 3 as a child, goes out still;
Phosphatization treatment step,
The etching solution of preparation is put into phosphating pond, make the temperature of etching solution rise to 75 DEG C, soAfter pending automotive metal piece is immersed, processing time 15-25 minute.
Described modified zeolite powder is made up of the raw material of following parts by weight: 95 parts of zeolite powders, 10 parts of rosin,4.5 parts of white carbons, 2 parts of nanometer rubber powders, 1.5 parts of nano titanium oxides, 125 parts of ethanol, its preparation methodFor: first zeolite powder, nanometer rubber powder and rosin are added in ethanol, mix rear standing 30min, soAfter under microwave frequency 2450MHz, power 600W microwave treatment 15min, after processing finishes, sending into spraying dryIn dry machine, gained particle is made powder through pulverizer, then adds white carbon and nano titanium oxide, mixesThing is heated to 100-110 DEG C of insulation and grinds 15min.
Described Graphene is selected Graphene microplate, and described Graphene microplate is long brilliant in three-dimensional honeycomb modeGenerate, it is in bond firmly that four valence electrons of each carbon atom form covalent bond, can not form orientation and moveMoving electron stream, after generating, Graphene crystal utilizes the nano-milled mode of wet type, grind with single direction,Generation thickness is nanometer, the Graphene microplate that area is micronization.
The invention has the beneficial effects as follows:
Reasonable mixture ratio of the present invention, increases Graphene microplate, promotes the tinctorial property of material, and material is hadExcellent chemical resistance, weatherability; Adding of modified zeolite powder, material is more easily disperseed, follow-up placeReason can make color nature, strong adhesion.
Component of the present invention and preparation technology are simple, and raw material is easily purchased, and cost is low, on surface of the work, can generateFine crystallization, the extremely strong phosphating coat of adsorptivity, phosphorization membrane quality reaches standard-required, can improve electrostaticBe coated with quality.
Detailed description of the invention
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understandSeparate, below in conjunction with specific embodiment, further set forth the present invention, but following embodiment is only the present inventionPreferred embodiment, not all. Based on the embodiment in embodiment, those skilled in the art are not havingThere is lower other embodiment that obtains of prerequisite that makes creative work, all belong to protection scope of the present invention.
Etching solution is made up of the raw material components of following weight proportion: 1200 parts of magnetized drinking water, 4 parts, magnesia,3 parts, zinc oxide, 5 parts of phosphoric acid, 0.8 part of silver nitrate, 4.5 parts of potassium fluorides, 1.5 parts of nano silicons, receiveRice 1.5 parts of boron fibres, 5 parts of converted starches, 1.2 parts of motor vehicle antifreeze fluids, 0.5 part of catechin, 3 parts of cyclohexanones,1.2 parts, lotus leaf ashes, 5 parts of lauryl mercaptans, 2 parts, tartaric acid, 0.5 part of modified zeolite powder, Graphene0.2 part;
Each component is sent into and dropped in reactor, be warming up to 85 DEG C, vacuumize stirring, mixing speed is 250Rev/min, continuous stirring, in reactor, pressure is 0.05MPa, after reaction 3 as a child, goes out still;
The etching solution of preparation is put into phosphating pond, make the temperature of etching solution rise to 75 DEG C, soAfter pending automotive metal piece is immersed, processing time 15-25 minute.
More than show and described general principle of the present invention, principal character and advantage of the present invention. One's own professionThe technical staff of industry should understand, and the present invention is not restricted to the described embodiments, above-described embodiment and explanationIn book, describe only for preference of the present invention, be not used for limiting the present invention, do not departing from essence of the present inventionUnder the prerequisite of god and scope, the present invention also has various changes and modifications, and these changes and improvements all fall intoIn the claimed scope of the invention. The claimed scope of the present invention by appending claims and etc.Effect thing defines.
Claims (3)
1. the parkerized method of automotive metal piece, is characterized in that: comprise joining of etching solutionStep processed and phosphatization treatment step:
The preparation steps of etching solution,
Get by weight ratio following raw material components: 1200 parts of magnetized drinking water, 4 parts, magnesia, 3 parts, zinc oxide,5 parts of phosphoric acid, 0.8 part of silver nitrate, 4.5 parts of potassium fluorides, 1.5 parts of nano silicons, nanometer boron fibre 1.5Part, 5 parts of converted starches, 1.2 parts of motor vehicle antifreeze fluids, 0.5 part of catechin, 3 parts of cyclohexanones, lotus leaf ashes1.2 parts, 5 parts of lauryl mercaptans, 2 parts, tartaric acid, 0.5 part of modified zeolite powder, 0.2 part of Graphene;
Each component is sent into and dropped in reactor, be warming up to 85 DEG C, vacuumize stirring, mixing speed is 250Rev/min, continuous stirring, in reactor, pressure is 0.05MPa, after reaction 3 as a child, goes out still;
Phosphatization treatment step,
The etching solution of preparation is put into phosphating pond, make the temperature of etching solution rise to 75 DEG C, soAfter pending automotive metal piece is immersed, processing time 15-25 minute.
2. the parkerized method of automotive metal piece according to claim 1, is characterized in that: described inModified zeolite powder is made up of the raw material of following parts by weight: 95 parts of zeolite powders, 10 parts of rosin, white carbon 4.5Part, 2 parts of nanometer rubber powders, 1.5 parts of nano titanium oxides, 125 parts of ethanol, its preparation method is: first will boilStone flour, nanometer rubber powder and rosin add in ethanol, mix rear standing 30min, then in Microwave FrequencyMicrowave treatment 15min under rate 2450MHz, power 600W, sends in spray dryer institute after processing finishesObtain particle and make powder through pulverizer, then add white carbon and nano titanium oxide, mixture is heated to15min is ground in 100-110 DEG C of insulation.
3. the parkerized method of automotive metal piece according to claim 1, is characterized in that: described inGraphene is selected Graphene microplate, and described Graphene microplate is with long brilliant generation of three-dimensional honeycomb mode, everyIt is in bond firmly that four valence electrons of a carbon atom all form covalent bond, can not form the electronics of displacementStream, after generating, Graphene crystal utilizes the nano-milled mode of wet type, grinds with single direction, produces thicknessFor nanometer, the Graphene microplate that area is micronization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610052204.9A CN105586584A (en) | 2016-01-25 | 2016-01-25 | Method for phosphatizing automotive metal parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610052204.9A CN105586584A (en) | 2016-01-25 | 2016-01-25 | Method for phosphatizing automotive metal parts |
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| CN105586584A true CN105586584A (en) | 2016-05-18 |
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| CN201610052204.9A Pending CN105586584A (en) | 2016-01-25 | 2016-01-25 | Method for phosphatizing automotive metal parts |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012453A (en) * | 2017-03-31 | 2017-08-04 | 华南理工大学 | A kind of method that green low temperature quickly prepares phosphating coat |
| CN107299340A (en) * | 2017-05-11 | 2017-10-27 | 安徽省金寨县新诚机械制造有限公司 | A kind of surface treatment method of steel |
| CN110586431A (en) * | 2019-08-12 | 2019-12-20 | 天津市凯鑫金属制品有限公司 | Production process of spinning handrail |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007069783A1 (en) * | 2005-12-15 | 2007-06-21 | Nihon Parkerizing Co., Ltd. | Surface treatment for metal materials, surface treatment process, and surface-treated metal materials |
| CN101812682A (en) * | 2009-02-24 | 2010-08-25 | 中化化工科学技术研究总院 | Zinc phosphating solution of aluminium and aluminium alloy |
| CN102212814A (en) * | 2011-06-02 | 2011-10-12 | 厦门大学 | Phosphating liquid and preparation method thereof |
| CN103966587A (en) * | 2014-04-30 | 2014-08-06 | 大庆宝丰科技有限公司 | Environmental-friendly room-temperature phosphating agent for special petroleum string renovating and preparation method of phosphating agent |
| CN104250777A (en) * | 2013-06-28 | 2014-12-31 | 无锡洛社科技创业有限公司 | Normal temperature multifunctional phosphating solution for highway guardrails |
| CN105017970A (en) * | 2015-06-30 | 2015-11-04 | 安徽德诺化工有限公司 | Polishing liquid for sapphire substrate, and preparation method thereof |
-
2016
- 2016-01-25 CN CN201610052204.9A patent/CN105586584A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007069783A1 (en) * | 2005-12-15 | 2007-06-21 | Nihon Parkerizing Co., Ltd. | Surface treatment for metal materials, surface treatment process, and surface-treated metal materials |
| CN101812682A (en) * | 2009-02-24 | 2010-08-25 | 中化化工科学技术研究总院 | Zinc phosphating solution of aluminium and aluminium alloy |
| CN102212814A (en) * | 2011-06-02 | 2011-10-12 | 厦门大学 | Phosphating liquid and preparation method thereof |
| CN104250777A (en) * | 2013-06-28 | 2014-12-31 | 无锡洛社科技创业有限公司 | Normal temperature multifunctional phosphating solution for highway guardrails |
| CN103966587A (en) * | 2014-04-30 | 2014-08-06 | 大庆宝丰科技有限公司 | Environmental-friendly room-temperature phosphating agent for special petroleum string renovating and preparation method of phosphating agent |
| CN105017970A (en) * | 2015-06-30 | 2015-11-04 | 安徽德诺化工有限公司 | Polishing liquid for sapphire substrate, and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012453A (en) * | 2017-03-31 | 2017-08-04 | 华南理工大学 | A kind of method that green low temperature quickly prepares phosphating coat |
| CN107299340A (en) * | 2017-05-11 | 2017-10-27 | 安徽省金寨县新诚机械制造有限公司 | A kind of surface treatment method of steel |
| CN110586431A (en) * | 2019-08-12 | 2019-12-20 | 天津市凯鑫金属制品有限公司 | Production process of spinning handrail |
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Application publication date: 20160518 |