CN109402649A - A kind of processing method of workpiece cleaning method and workpiece - Google Patents
A kind of processing method of workpiece cleaning method and workpiece Download PDFInfo
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- CN109402649A CN109402649A CN201811608079.0A CN201811608079A CN109402649A CN 109402649 A CN109402649 A CN 109402649A CN 201811608079 A CN201811608079 A CN 201811608079A CN 109402649 A CN109402649 A CN 109402649A
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- workpiece
- cleaning
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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
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline 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
- 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
- C23C8/02—Pretreatment of the material to be coated
-
- 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
- C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
- C23G5/024—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing hydrocarbons
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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)
- General Chemical & Material Sciences (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The present invention relates to field of machining, in particular to the processing method of a kind of workpiece cleaning method and workpiece.A kind of workpiece cleaning method, workpiece cleaning method is specifically included that workpiece alkali cleaning, washing, then washs workpiece using agent for carbon hydrogen detergent, dry under the pressure less than 1kp；Again to workpiece surface oxidation processes.It can achieve the purpose that surface is clean, dry without dirt impurity by above-mentioned workpiece cleaning method cleaning workpiece.It can handle the nitridation product of various surface appearances, cuttings liquid, coolant liquid, quenching oil, oil substances etc..
Description
Technical field
The present invention relates to field of machining, in particular to the processing method of a kind of workpiece cleaning method and workpiece.
Background technique
The spots such as metal material part cooling lubricant used in machining process, antirust agent to nitrogen treatment or
Carbonization treatment seriously affects；For example, high to product surface appearance requirement after nitridation quality and processing during nitrogen treatment
Workpiece it is also relatively high to the requirement cleaned before it, it is desirable that surface is clean, dry without dirt impurity, just can ensure that nitridation matter in this way
Amount and nitridation rear surface appearance.The prior art, workpiece demanding for surface cleanness are extremely difficult to require.
Summary of the invention
A kind of processing method for being designed to provide workpiece cleaning method and workpiece of the embodiment of the present invention, is intended to improve
The problem of existing workpiece stain cleaning is incomplete, and surface cleanness difficulty reaches requirement.
First aspect present invention provides a kind of workpiece cleaning method, and workpiece cleaning method specifically includes that
A kind of workpiece cleaning method, workpiece cleaning method specifically include that
By workpiece alkali cleaning, washing, workpiece is then washed using agent for carbon hydrogen detergent, it is dry under the pressure less than 1kPa；Again
To workpiece surface oxidation processes.
Workpiece caustic dip, clear water are cleaned to the lipid grease stain that can remove workpiece surface.Then workpiece is placed in hydrocarbon
It is washed in cleaning agent, according to the similar principle that mixes, agent for carbon hydrogen detergent can dissolve the residues such as the hydrocarbon of workpiece surface, quenching oil,
It is dissolved in hydrocarbon, quenching oil in agent for carbon hydrogen detergent, it is dry under the pressure less than 1kPa；Pressure is less than 1kPa, can reduce carbon
Temperature when hydrogen cleaning agent evaporates, drying temperature does not need too high.
Again to workpiece surface oxidation processes.Oxidation processes remove remaining hydrocarbon solvent, and workpiece surface has one layer of oxygen
Change film, it can be to avoid being contaminated again.
It can achieve the purpose that surface is clean, dry without dirt impurity by above-mentioned workpiece cleaning method cleaning workpiece.It can
To handle the nitridation product of various surface appearances, cuttings liquid, coolant liquid, quenching oil, oil substances etc..Various rulers may be implemented
The cleaning of very little part, without artificial hand washing.
In some embodiments of first aspect present invention, the solution that above-mentioned alkali cleaning uses mainly includes according to parts by weight
Following components:
5-8 parts of fatty alcohol polyoxyethylene ether, 8-10 parts of coconut oil alkanolamide, 2-4 parts of triethanolamine oleate, monoethanolamine
8-10 parts, 0.1-1 parts of benzotriazole and 1-2 parts of EDETATE SODIUM.
Fatty alcohol polyoxyethylene ether, coconut oil alkanolamide, EDETATE SODIUM (disodium ethylene diamine tetraacetate), monoethanolamine,
Benzotriazole cooperate can effectively by the lipid solubilization of workpiece surface while, grease hydrolysis can be promoted.
Further, above-mentioned amide, hydramine, ether and EDETATE SODIUM it is soluble easily in water in, pass through water after alkali cleaning again
It washes, lye is taken away by the water with grease, no longer remains in workpiece surface.
In some embodiments of first aspect present invention, the pH for the solution that above-mentioned alkali cleaning uses is 7-9.
In some embodiments of first aspect present invention, above-mentioned agent for carbon hydrogen detergent includes that carbon atom number is 8-15 hydro carbons
It is one or more.
Agent for carbon hydrogen detergent selects carbon atom number for the hydro carbons of 8-15, while dissolving quenching oil, hydrocarbon, is conducive to subsequent go
Except agent for carbon hydrogen detergent, agent for carbon hydrogen detergent is avoided to remain.Even if carbon atom number is the hydro carbons of 8-15 in subsequent oxygen in addition, there is residual
Removal can be burned at a lower temperature by changing in step, and then keep workpiece surface cleaner.
Oxidation processes remove remaining hydrocarbon solvent, and workpiece surface has layer oxide film, can be to avoid dirty again
Dye, correspondingly, carbon atom number are that the hydro carbons of 8-15 is also easier to remove in oxidation treatment step.
In some embodiments of first aspect present invention, the above-mentioned temperature to workpiece surface oxidation processes be 350 DEG C-
380 DEG C, the time is 30-40 minutes.
Within the scope of 350 DEG C -380 DEG C, plastic deformation will not occur for workpiece, and changing temperature layer can be by oxygen oxygen in air
Change, generates one layer of fine and close oxidation film.
In some embodiments of first aspect present invention, before using agent for carbon hydrogen detergent to wash after above-mentioned water-washing step
Further include: drying workpiece.
The water stain of workpiece surface is dried, drying can make workpiece low-grade fever, and it is organic to melt hydrocarbon, quenching oil of workpiece surface etc.
Object.
In some embodiments of first aspect present invention, the temperature of above-mentioned drying workpiece is 140 DEG C -150 DEG C, the time
30-40 minutes.
Workpiece after washing is placed in the tempering furnace that temperature is 140 DEG C -150 DEG C and keeps the temperature 30-40 minutes, then by workpiece
It is cold together with tempering furnace to lack, avoid workpiece crystal form from changing.
It is above-mentioned that alkali cleaning is carried out to workpiece using VCM aqueous solvent cleaning machine in some embodiments of first aspect present invention
And washing.
In some embodiments of first aspect present invention, above-mentioned that workpiece and agent for carbon hydrogen detergent be placed in hydrocarbon solvent is clear
Hydrocarbon solvent washing step is carried out in washing machine.
Hydrocarbon solvent cleaning machine (VCH) is to integrate cleaning, dry infant industry cleaning equipment, which possesses brilliance
Cleaning force and drying property, it can be achieved that batch, automation, high clean environmental protection Safety Purge, have blind-hole parts suitable well
With property and cleaning effect, cleaning machine is attached to regenerating unit and can constantly be distilled to recover soiling solution after cleaning, isolated soiling solution collection
Middle storage discharge, cleaning machine is without any pollutant emission.
Second aspect of the present invention provides a kind of processing method of workpiece, and the processing method of workpiece includes first aspect present invention
The workpiece cleaning method of offer；And
Nitrogen treatment is carried out to the workpiece after the workpiece cleaning method processing of progress.
The workpiece cleaning method that first aspect provides through the invention, is removed the organic matter of workpiece surface, then carry out
Nitrogen treatment, the oxidation film formed in oxidation step also can play catalytic action to nitrogen treatment.
Specific embodiment
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described.The person that is not specified actual conditions in embodiment, according to normal conditions or manufacturer builds
The condition of view carries out.Reagents or instruments used without specified manufacturer is the conventional production that can be obtained by commercially available purchase
Product.
The processing method of the workpiece cleaning method of the embodiment of the present invention and workpiece is specifically described below.
A kind of workpiece cleaning method, workpiece cleaning method specifically include that
By workpiece alkali cleaning, washing, workpiece is then washed using agent for carbon hydrogen detergent, it is dry under the pressure less than 1kp；It is right again
Workpiece surface oxidation processes.
Workpiece cleaning method provided in an embodiment of the present invention is mainly used for metal material part, including but not limited to alloy material
Expect part, the part of pure metal material, steel part, workpiece of the present invention can be semi-finished product, finished product, metal former material
Deng.
Metal material part cooling lubricant used in machining process and antirust agent can nitrogen treatment to the later period,
Carbonization treatment etc. causes adverse effect.The workpiece surface of dirt has fatal influence to thermal treatment quality.
For example, before workpiece high to product surface appearance requirement after nitridation quality and processing during nitrogen treatment is to it
The requirement of cleaning is also relatively high, it is desirable that surface is clean, dry without dirt impurity, just can ensure that table after nitridation quality and nitridation in this way
Face appearance.
Inventors have found that workpiece caustic dip, clear water to be cleaned to the lipid grease stain that can remove workpiece surface.Then by work
Part is placed in agent for carbon hydrogen detergent and washs, and according to the similar principle that mixes, agent for carbon hydrogen detergent can dissolve the hydrocarbon of workpiece surface, quenching oil
Equal residues, are dissolved in hydrocarbon, quenching oil in agent for carbon hydrogen detergent, dry under the pressure less than 1kPa；Pressure is less than 1kPa, energy
Temperature when agent for carbon hydrogen detergent evaporation is enough reduced, drying temperature does not need too high.
Again to workpiece surface oxidation processes.Oxidation processes remove remaining hydrocarbon solvent, and workpiece surface has one layer of oxygen
Change film, it can be to avoid being contaminated again.
It being capable of subsequent processing (such as nitrogen treatment, carbon to workpiece in addition, forming oxidation film after workpiece surface oxidation processes
Change processing) play catalytic action.
It can achieve the purpose that surface is clean, dry without dirt impurity by above-mentioned workpiece cleaning method cleaning workpiece.
In some embodiments of the invention, using VCM aqueous solvent cleaning machine to workpiece alkali cleaning and washing.VCM is water-soluble
Agent cleaning machine impregnates workpiece, alkali cleaning, cleaning, instead of manually cleaning, saves labour.
It is understood that in other embodiments, alkali cleaning can also carry out cleaning or artificial clear by other equipment
It washes.
In some embodiments of the invention, the pH value of the lye of alkali cleaning is 7-9；PH value is Neng Goujian within the scope of 7-9
Gu grease avoids workpiece surface by alkali liquid corrosion while can be by Rapid Cleaning.
The main component of lye may include odium stearate, ammonium hydroxide etc..
In some embodiments of the invention, alkali cleaning mainly includes following components according to parts by weight:
5-8 parts of fatty alcohol polyoxyethylene ether, 8-10 parts of coconut oil alkanolamide, 2-4 parts of triethanolamine oleate, monoethanolamine
8-10 parts, 0.1-1 parts of benzotriazole, 1-2 parts of EDETATE SODIUM.
Fatty alcohol polyoxyethylene ether, coconut oil alkanolamide, EDETATE SODIUM (disodium ethylene diamine tetraacetate), monoethanolamine,
Benzotriazole cooperate can effectively by the lipid solubilization of workpiece surface while, grease hydrolysis can be promoted.
Further, above-mentioned amide, hydramine, ether and EDETATE SODIUM it is soluble easily in water in, pass through water after alkali cleaning again
It washes, lye is taken away by the water with grease, no longer remains in workpiece surface.
From the above, it is washed after alkali cleaning, water herein can be deionized water, pure water or distilled water etc..Water
It is dried after washing.
In some embodiments of first aspect present invention, before using agent for carbon hydrogen detergent to wash after above-mentioned water-washing step
Further include: drying workpiece.
The water stain of workpiece surface is dried, for workpiece surface still there are also the residual such as hydrocarbon, quenching oil, drying can make workpiece micro-
Heat melts the organic matters such as hydrocarbon, the quenching oil of workpiece surface.
In some embodiments of first aspect present invention, drying temperature is 140 DEG C -150 DEG C, time 30-40 minute.
It is dried at 140 DEG C -150 DEG C, it, can be by the grease stain of workpiece surface, quenching oil at 140 DEG C -150 DEG C by water stain removal
Deng heating, makes its fusing, accelerate its rate of dissolution with hydrocarbon solvent.
Further, baking step can carry out in tempering furnace in caustic scrubbing step, and the workpiece after washing is placed in temperature
It is then that workpiece is cold together with tempering furnace to lack to keep the temperature 30-40 minutes in 140 DEG C -150 DEG C of tempering furnaces, avoid workpiece crystal form
It changes.
In some embodiments of first aspect present invention, hydrocarbon solvent purge step is carried out using hydrocarbon solvent cleaning machine
Suddenly.
Hydrocarbon solvent cleaning machine (VCH) is to integrate cleaning, dry infant industry cleaning equipment, which possesses brilliance
Cleaning force and drying property, cleaning system is using the pure hydrocarbon organic solvent of environmental protection, to Metalworking fluid and various quenching oils
With splendid dissolubility, solvent does not have toxicity, it can be achieved that batch, automation, high clean environmental protection Safety Purge, to blind hole zero
Part has good applicability and cleaning effect, and cleaning machine, which is attached to regenerating unit, constantly to be distilled back soiling solution after cleaning
It receives, the centrally stored discharge of isolated soiling solution, cleaning machine is without any pollutant emission.
In some embodiments of first aspect present invention, it is the one of 8-15 hydro carbons that it is small, which to include carbon atom number, for agent for carbon hydrogen detergent
Kind is a variety of.
Agent for carbon hydrogen detergent selects carbon atom number for the hydro carbons of 8-15, while dissolving quenching oil, hydrocarbon, is conducive to subsequent go
Except agent for carbon hydrogen detergent, agent for carbon hydrogen detergent is avoided to remain.Even if carbon atom number is the hydro carbons of 8-15 in subsequent oxygen in addition, there is residual
Removal can be burned at a lower temperature by changing in step, and then keep workpiece surface cleaner.
It should be noted that in other embodiments of the invention, agent for carbon hydrogen detergent can also be selected from aromatic hydrocarbon, halogenated hydrocarbons
(carbon tetrachloride, trichloroethanes etc.) etc..
Workpiece is placed in agent for carbon hydrogen detergent after washing, the dry workpiece under the pressure less than 1kPa is being less than 1kPa
Pressure under it is dry, be conducive to agent for carbon hydrogen detergent and quenching oil etc. and quickly volatilize, the agent for carbon hydrogen detergent of workpiece surface is volatilized.
Further, the dry workpiece at 0.6-0.81kPa.
It from the above, further include oxidation step after hydrocarbon solvent washing step, in detail, at workpiece surface oxidation
Reason.
Oxidation processes remove remaining hydrocarbon solvent, and workpiece surface has layer oxide film, can be to avoid dirty again
Dye, correspondingly, carbon atom number are that the hydro carbons of 8-15 is also easier to remove in oxidation treatment step.
In some embodiments of first aspect present invention, above-mentioned oxidation step includes by workpiece in 350 DEG C of -380 DEG C of oxygen
Change 30-40 minutes.
Within the scope of 350 DEG C -380 DEG C, plastic deformation will not occur for workpiece, and changing temperature layer can be by oxygen oxygen in air
Change, generates one layer of fine and close oxidation film.
Further, workpiece is aoxidized to 30-40 minutes in 350 DEG C -380 DEG C of annealing furnace then by workpiece in annealing furnace
In keep the temperature 30-40 minutes at 350 DEG C -380 DEG C, then natural cooling.Workpiece crystal is avoided to change.
Second aspect of the present invention provides a kind of processing method of workpiece, and the processing method of workpiece includes first aspect present invention
The workpiece cleaning method of offer；And nitrogen treatment is carried out to the workpiece after the workpiece cleaning method processing of progress.
The workpiece cleaning method that first aspect provides through the invention, is removed the organic matter of workpiece surface, then carry out
Nitrogen treatment, the oxidation film formed in oxidation step also can play catalytic action to nitrogen treatment.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment 1
The present embodiment provides a kind of workpiece cleaning method, workpiece cleaning method is mainly comprised the steps that
By workpiece alkali cleaning, washing, workpiece is then washed using agent for carbon hydrogen detergent, it is dry under the pressure of 0.6kPa；Again will
Workpiece oxidation processes 40 minutes at 380 DEG C.
The solution that alkali cleaning uses mainly includes following components according to parts by weight:
5 parts of fatty alcohol polyoxyethylene ether, 8 parts of coconut oil alkanolamide, 2 parts of triethanolamine oleate, 8 parts of monoethanolamine, benzene
And 0.1 part of triazole, 72 parts of water and 1 part of EDETATE SODIUM.
Agent for carbon hydrogen detergent is benzene.
Embodiment 2
The present embodiment provides a kind of workpiece cleaning method, workpiece cleaning method is mainly comprised the steps that
Alkali cleaning and washing are carried out to workpiece using VCM aqueous solvent cleaning machine；
The solution that alkali cleaning uses mainly includes following components according to parts by weight:
8 parts of fatty alcohol polyoxyethylene ether, 10 parts of coconut oil alkanolamide, 4 parts of triethanolamine oleate, 10 parts of monoethanolamine,
1 part of benzotriazole, 70 parts of water and 2 parts of EDETATE SODIUM.
Workpiece is dried, the temperature of drying is 140 DEG C, the time 30 minutes.
Workpiece and agent for carbon hydrogen detergent are placed in progress hydrocarbon solvent washing in hydrocarbon solvent cleaning machine.
Hydrocarbon solvent is the mixture for the isohydrocarbon that carbon atom number is 8-10.
By workpiece at 350 DEG C oxidation processes 30 minutes.
Embodiment 3
The present embodiment provides a kind of workpiece cleaning method, workpiece cleaning method is mainly comprised the steps that
Alkali cleaning and washing are carried out to workpiece using VCM aqueous solvent cleaning machine；
The solution that alkali cleaning uses mainly includes following components according to parts by weight:
6 parts of fatty alcohol polyoxyethylene ether, 9 parts of coconut oil alkanolamide, 3 parts of triethanolamine oleate, 9 parts of monoethanolamine, benzene
And 0.5 part of triazole, 1 part of EDETATE SODIUM and 73 parts of water.
Workpiece is dried, the temperature of drying is 140 DEG C, the time 40 minutes.
Workpiece and agent for carbon hydrogen detergent are placed in progress hydrocarbon solvent washing in hydrocarbon solvent cleaning machine.
Hydrocarbon solvent is the mixture for the isohydrocarbon that carbon atom number is 8-10.
By workpiece at 350 DEG C oxidation processes 30 minutes.
Workpiece after observing the method cleaning that embodiment 1- embodiment 3 provides, workpiece surface do not have grease stain and grease, clearly
It is clean.Using the workpiece surface after the wiping cleaning of white cotton, white cotton surface does not have spot to leave；Illustrate that embodiment 1- is implemented
Workpiece surface cleaning after the workpiece cleaning method cleaning that example 3 provides and clean.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of workpiece cleaning method, which is characterized in that the workpiece cleaning method specifically includes that
By workpiece alkali cleaning, washing, the workpiece is then washed using agent for carbon hydrogen detergent, it is dry under the pressure less than 1kPa；Again
To the workpiece surface oxidation processes.
2. workpiece cleaning method according to claim 1, which is characterized in that the solution that alkali cleaning uses mainly includes by weight
The following components of number meter:
5-8 parts of fatty alcohol polyoxyethylene ether, 8-10 parts of coconut oil alkanolamide, 2-4 parts of triethanolamine oleate, monoethanolamine 8-10
Part, 0.1-1 parts of benzotriazole and 1-2 parts of EDETATE SODIUM.
3. workpiece cleaning method according to claim 1, which is characterized in that the pH for the solution that alkali cleaning uses is 7-9.
4. workpiece cleaning method according to claim 1, which is characterized in that the agent for carbon hydrogen detergent includes that carbon atom number is
8-15 hydro carbons it is one or more.
5. workpiece cleaning method according to claim 1, which is characterized in that the temperature of the workpiece surface oxidation processes
It is 350 DEG C -380 DEG C, the time is 30-40 minutes.
6. workpiece cleaning method according to claim 1, which is characterized in that using described hydrocarbon after the water-washing step
Before cleaning agent washing further include: dry the workpiece.
7. workpiece cleaning method according to claim 6, which is characterized in that dry the workpiece temperature be 140 DEG C-
150 DEG C, time 30-40 minute.
8. workpiece cleaning method according to claim 1, which is characterized in that
Alkali cleaning and washing are carried out to the workpiece using VCM aqueous solvent cleaning machine.
9. workpiece cleaning method according to claim 1, which is characterized in that by the workpiece and the agent for carbon hydrogen detergent
It is placed in hydrocarbon solvent cleaning machine and carries out the hydrocarbon solvent washing step.
10. a kind of processing method of workpiece, which is characterized in that the processing method of the workpiece includes any one of claim 1-9
The workpiece cleaning method；And
Nitrogen treatment is carried out to the workpiece carried out after the workpiece cleaning method is handled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811608079.0A CN109402649A (en) | 2018-12-27 | 2018-12-27 | A kind of processing method of workpiece cleaning method and workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811608079.0A CN109402649A (en) | 2018-12-27 | 2018-12-27 | A kind of processing method of workpiece cleaning method and workpiece |
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| Publication Number | Publication Date |
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| CN109402649A true CN109402649A (en) | 2019-03-01 |
Family
ID=65462197
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| CN201811608079.0A Pending CN109402649A (en) | 2018-12-27 | 2018-12-27 | A kind of processing method of workpiece cleaning method and workpiece |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414184A (en) * | 2021-06-19 | 2021-09-21 | 贵州航箭电子产品有限公司 | Cleaning treatment process for glass-sealed connector jack |
| CN114871161A (en) * | 2022-04-20 | 2022-08-09 | 核工业西南物理研究院 | Metal part cleaning method suitable for tokamak ultrahigh vacuum environment |
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| CN113414184A (en) * | 2021-06-19 | 2021-09-21 | 贵州航箭电子产品有限公司 | Cleaning treatment process for glass-sealed connector jack |
| CN114871161A (en) * | 2022-04-20 | 2022-08-09 | 核工业西南物理研究院 | Metal part cleaning method suitable for tokamak ultrahigh vacuum environment |
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