CN102732363B - Semi-synthesis cutting fluid for magnesium alloy, preparation method and application method - Google Patents
Semi-synthesis cutting fluid for magnesium alloy, preparation method and application method Download PDFInfo
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- CN102732363B CN102732363B CN201210172494.2A CN201210172494A CN102732363B CN 102732363 B CN102732363 B CN 102732363B CN 201210172494 A CN201210172494 A CN 201210172494A CN 102732363 B CN102732363 B CN 102732363B
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Abstract
The invention discloses a semisynthesis cutting fluid for magnesium alloy. According to the invention, the hidden danger of fire hazard in the process of magnesium alloy processing is totally avoided by using an environment-friendly water-soluble system; excellent reasonable proportioning of additives and combined application of corrosion inhibitors effectively prevent the surface of processed magnesium alloy from corrosion and blackening; designing of a low foam type formula enables generation of foam in the cutting fluid for the magnesium alloy to be totally inhibited; application of a delicate low-foam surfactant enables the problem of difficult cleaning of workpiece surface due to excessive oil stains to be overcome; application of an additive with resistance to hard water enables hard water-resistance of the fluid to be effectively improved, the fluid has hard water-resistance of 15000 ppm, allowing the service life of the fluid to be prolonged, all the indexes of the fluid reach or exceed relevant indexes in GB6144-2010, anti-rust performance lasts for more than 72 h per sheet, and the life cycle of the fluid is more than 8 months, 3 to 6 times the life cycle of magnesium alloy cutting fluid on the market; and reasonable design of an environment-friendly formula enables the problems of difficulty in treating waste liquid and the like to be effectively overcome.
Description
Technical field
The present invention relates to mechanical workout cutting fluid, particularly the semi-synthetic cutting fluid of a kind of magnesium alloy, preparation method and using method.
Background technology
Magnesium alloy is structural metallic materials the lightest in practical application, due to the advantage of its unique density and intensity aspect, in national defence fields such as aerospace and the civil area such as traffic, electronics, communication have broad application prospects, and become the focus of current structured material area research.Because magnesium elements is very active, bring larger difficulty and potential safety hazard to magnesium alloy machining.Magnesium alloy oxidizing fire very easily in Dry-cutting process, the magnesium powder excessive concentration even producing due to processing easily causes hidden peril of explosion in windowfree workshop, and the course of processing is very dangerous.
Use the workpiece after water insoluble cutting oil processing, one side cannot thoroughly clean up because greasy dirt is heavy or the complicated loaded down with trivial details Gei Hou of cleaning road matting has been brought larger difficulty, magnesium alloy and machining oil all belong to inflammable material on the other hand, bring disaster hidden-trouble to safety in production.
Use water-soluble metalworking liquid relatively safe; but generally also there is following bad problem: the one, owing to generally all using the deionized water mediation of hardness low (50ppm below) when the dosing, (tap water chloride ion content is high; perishable magnesium alloy work-piece surface, makes it variable color blackout; Ground water hardness is high, shortens cutting fluid work-ing life), easily cause a large amount of foams to produce, make troubles and affect processing operating environment to processing; The 2nd, because magnesium ion in the course of processing is separated out in cutting fluid, can cause cutting fluid hardness to rise, finally cause cutting fluid to produce layering corruption, shorten cutting fluid work-ing life (the longest life cycle of the special cutting fluid of magnesium alloy is about 1 month on the market); The 3rd, magnesium alloy chemical character is active, reacts with water, amine in cutting fluid, causes magnesium alloy workpiece blackout infection converted products quality; Use fluid exchange frequently to cause liquid waste disposal difficulty not meet environmental requirement.
Therefore need the semi-synthetic cutting fluid of a kind of magnesium alloy, efficiently solve use the foam producing in water-soluble metalworking liquid process many, corrode the problems such as workpiece, board get rusty, oily water separation, thoroughly avoid the disaster hidden-trouble being prone in the magnesium alloy course of processing.
Summary of the invention
In view of this, the object of the present invention is to provide the semi-synthetic cutting fluid of a kind of magnesium alloy, preparation method and using method, environment-friendly water-soluble system has been avoided presence of fire hidden danger in processing magnesium alloy process completely; Outstanding additive rationalizes proportioning and inhibiter Application of composite effectively prevents from processing rear magnesium alloy work-piece surface corrosion blackout phenomenon; Low alveolitoid formulating of recipe has fully suppressed the generation of foam in magnesium alloy cutting fluid; The application of exquisite low alveolitoid tensio-active agent has solved the overweight problem that is difficult to cleaning of workpiece surface greasy dirt; Thereby the use of anti-hard water additive has effectively improved the life-span that uses the anti-performance of hard water (anti-hard water: 15000ppm) of liquid extended use liquid, and life cycle is more than 8 months, is 3-6 times of magnesium alloy cutting fluid life cycle on the market; The rational Design on Plane of environment-friendly type formula efficiently solves the problems such as liquid waste disposal difficulty.
The semi-synthetic cutting fluid of magnesium alloy of the present invention, cutting fluid comprises following component by weight: cutting fluid comprises following component by weight: the higher fatty acid of 10-20% base oil, 10-20%, the organic bases of 15-20%, the synthetic ester of 15-25%, 1-5% inhibiter, 1-5% mineral alkali, 5-10% tensio-active agent, 1-5% sequestrant, 0.1-3% sterilant, 0.1-1.0% defoamer, deionized water 20-30%;
Further, cutting fluid comprises following component by weight: 10% base oil, 15% higher fatty acid, 16% organic bases, 20% synthetic ester, 1.5% inhibiter, 3.5% mineral alkali, 5% tensio-active agent, 1% ethylenediamine tetraacetic acid (EDTA), 1.5% sterilant, 0.5% defoamer, deionized water 26%;
Further, described base oil is one or more mixture of naphthenic mineral oil, paraffin base mineral oil; Described organic bases is one or more mixture of α-amino isopropyl alcohol, trolamine, quadrol, stearylamine, monoethanolamine; Described mineral alkali is one or more mixture of sodium hydroxide, potassium hydroxide, Starso; Described higher fatty acid is one or more mixture of dodecane diprotic acid, neodecanoic acid, different n-nonanoic acid, sebacic acid, oleic acid, tall oil acid; Described synthetic ester is one or more mixture of PETO, tricarboxymethyl propane oleate, boric acid ester; Described inhibiter is one or more mixture of benzotriazole, phosphoric acid ester, borax, methyl benzotriazazole; Described sequestrant is one or more mixture of ethylenediamine tetraacetic acid (EDTA), disodium ethylene diamine tetraacetate, tetrasodium ethylenediamine tetraacetate; Described tensio-active agent is one or more mixture of fatty alcohol-polyoxyethylene ether, polyoxyethylene nonylphenol ether, alizarin assistant; Described sterilant is one or more mixture of isothiazolinone, three red oil, Kathon CG, morpholine; Described defoamer is one or more mixture of dimethyl silicone oil, tributyl phosphate, phenylethyl alcohol oleic acid ester, toluylic acid bay alcohol ester;
Further, described base oil is naphthenic mineral oil; Described organic bases is the mixture of α-amino isopropyl alcohol and trolamine; Described mineral alkali is Starso; Described higher fatty acid is the mixture of dodecane diprotic acid and neodecanoic acid; Described synthetic ester is the mixture of PETO and tricarboxymethyl propane oleate; Described inhibiter is benzotriazole; Described sequestrant is ethylenediamine tetraacetic acid (EDTA); Described tensio-active agent is fatty alcohol-polyoxyethylene ether; Described sterilant is isothiazolinone; Described defoamer is dimethyl silicone oil.
Further, cutting fluid is by weight by 10% naphthenic mineral oil, 10% dodecane diprotic acid, 5% neodecanoic acid, 6% α-amino isopropyl alcohol, 10% trolamine, 10% PETO, 10% tricarboxymethyl propane oleate, 1.5% benzotriazole, 3.5% Starso, 5% fatty alcohol-polyoxyethylene ether, 1% ethylenediamine tetraacetic acid (EDTA), 1.5% isothiazolinone, 0.5% dimethyl silicone oil, deionized water 26%.
The present invention also discloses the preparation method of the semi-synthetic cutting fluid of a kind of magnesium alloy, comprises the following steps:
A. prepare water-soluble metalworking liquid recombiner: by weight dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, metasilicic acid are received, ethylenediamine tetraacetic acid (EDTA) adds the deionized water of setting weight ratio at the uniform velocity to stir after mixing and to be heated to 75-85 DEG C of reaction 55-65 minute transparent and without particulate solid to solution, make water-soluble metalworking liquid recombiner, be cooled to 50 DEG C following for subsequent use;
B. the water-soluble metalworking liquid recombiner in step a is added to naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether by weight, normal temperature at the uniform velocity stirs and adds dimethyl-silicon fat liquor after transparent to solution in 35-45 minute, continue normal temperature and be at the uniform velocity stirred to even translucent liquid, make the semi-synthetic cutting fluid of magnesium alloy;
Further, in step a, by weight dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, metasilicic acid are received, ethylenediamine tetraacetic acid (EDTA) adds the deionized water of setting weight ratio at the uniform velocity to stir after mixing and to be heated to 80 DEG C of reactions 60 minutes transparent and without particulate solid to solution, make water-soluble metalworking liquid recombiner, be cooled to 40 DEG C following for subsequent use;
Further, in step b, the water-soluble metalworking liquid recombiner in step a is added to naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether by weight, normal temperature at the uniform velocity stir 40 minutes transparent to solution.
The present invention also discloses the using method of the semi-synthetic cutting fluid of a kind of magnesium alloy, and semi-synthetic magnesium alloy cutting fluid and water are pressed to 1:15-20 dilution use;
Further, semi-synthetic magnesium alloy cutting fluid and water are pressed to 1:17 dilution use.
Beneficial effect of the present invention: the semi-synthetic cutting fluid of magnesium alloy of the present invention, environment-friendly water-soluble system has been avoided presence of fire hidden danger in processing magnesium alloy process completely; Outstanding additive rationalizes proportioning and inhibiter Application of composite effectively prevents from processing rear magnesium alloy work-piece surface corrosion blackout phenomenon; Low alveolitoid formulating of recipe has fully suppressed the generation of foam in magnesium alloy cutting fluid; The application of exquisite low alveolitoid tensio-active agent has solved the overweight problem that is difficult to cleaning of workpiece surface greasy dirt; The use of anti-hard water additive has effectively improved the anti-performance of hard water that uses liquid, anti-hard water: 15000ppm, thus extending the life-span that uses liquid, life cycle is more than 8 months, is 3-6 times of magnesium alloy cutting fluid life cycle on the market; The rational Design on Plane of environment-friendly type formula efficiently solves the problems such as liquid waste disposal difficulty.The semi-synthetic cutting fluid of magnesium alloy of the present invention, can effectively stop H and OH-ion and reactive magnesium in cutting fluid, protection magnesium does not corrode, reach perfect finished surface, do not separate out hydrogen, make operational safety, also can be used for the anti-corrosion protection of magnesium alloy, even if it is few to have the foam that outstanding resistance to hard water produces still keep stablizing cutting fluid process in the time of the Mg ion high density up to 15000ppm in, do not corrode workpiece, board is without the phenomenon of getting rusty, profit does not separate, anti-performance of hard water is high, thoroughly avoid the disaster hidden-trouble being prone in the magnesium alloy course of processing, safety coefficient is high.
Embodiment
Embodiment mono-
The semi-synthetic cutting fluid of magnesium alloy of the present embodiment, cutting fluid is by weight being made up of 10% naphthenic mineral oil, 10% dodecane diprotic acid, 5% neodecanoic acid, 6% α-amino isopropyl alcohol, 10% trolamine, 10% PETO, 10% tricarboxymethyl propane oleate, 1.5% benzotriazole, 3.5% Starso, 5% fatty alcohol-polyoxyethylene ether, 1% ethylenediamine tetraacetic acid (EDTA), 1.5% isothiazolinone, 0.5% dimethyl silicone oil, 26% deionized water;
In raw material in the present embodiment and following embodiment, weight is: weight ratio × 3600KG;
The preparation method of the semi-synthetic cutting fluid of magnesium alloy of the present embodiment, comprises the following steps:
A. prepare water-soluble metalworking liquid recombiner: in the 5000L steam heating stainless steel cauldron cleaning up, add by weight that dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, metasilicic acid are received, ethylenediamine tetraacetic acid (EDTA), deionized water, at the uniform velocity stir and be heated to 80 DEG C of reactions 60 minutes, confirm that solution is transparent and without particulate solid, obtain the water-soluble metalworking liquid recombiner of stable transparent, be cooled to 40 DEG C following for subsequent use;
B. the water-soluble metalworking liquid recombiner of preparing in adding by weight naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether and step a in the 5000L stainless steel cleaning up is in harmonious proportion still, normal temperature at the uniform velocity stirs and adds dimethyl-silicon fat liquor after transparent to solution in 40 minutes, continue normal temperature and be at the uniform velocity stirred to even translucent liquid, make the semi-synthetic cutting fluid of magnesium alloy; Various material additions are shown in aforesaid weight percent;
The semi-synthetic cutting fluid using method of magnesium alloy of the present embodiment, presses 1:15 dilution use by semi-synthetic magnesium alloy cutting fluid and water;
In the present embodiment, described base oil is naphthenic mineral oil, in the present embodiment, naphthenic mineral oil is replaced with to paraffin base mineral oil according to equivalent weight per-cent; Or replace with the mixture of naphthenic mineral oil and paraffin base mineral oil according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described organic bases is α-amino isopropyl alcohol, in the present embodiment, α-amino isopropyl alcohol is replaced with to the one in trolamine, quadrol, stearylamine and monoethanolamine according to equivalent weight per-cent; Or replace with the mixture of α-amino isopropyl alcohol and trolamine, quadrol, stearylamine and monoethanolamine according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described mineral alkali is Starso, in the present embodiment, Starso is replaced with to the one in potassium hydroxide and sodium hydroxide according to equivalent weight per-cent; Or replace with the mixture of sodium hydroxide and potassium hydroxide and Starso according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described higher fatty acid is the mixture of dodecane diprotic acid and neodecanoic acid, in the present embodiment, the mixture of dodecane diprotic acid and neodecanoic acid is replaced with to the one in different n-nonanoic acid, sebacic acid, oleic acid and tall oil acid according to equivalent weight per-cent; Or replace with the mixture of dodecane diprotic acid and neodecanoic acid and different n-nonanoic acid, sebacic acid, oleic acid and tall oil acid according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described synthetic ester is the mixture of PETO and tricarboxymethyl propane oleate, in the present embodiment, the mixture of PETO and tricarboxymethyl propane oleate is replaced with to boric acid ester according to equivalent weight per-cent; Or replace with the mixture of PETO and tricarboxymethyl propane oleate and boric acid ester according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described inhibiter is benzotriazole, in the present embodiment, benzotriazole is replaced with to the one in phosphoric acid ester, borax and methyl benzotriazazole according to equivalent weight per-cent; Or replace with the mixture of benzotriazole and phosphoric acid ester, borax and methyl benzotriazazole according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sequestrant is ethylenediamine tetraacetic acid (EDTA), in the present embodiment, ethylenediamine tetraacetic acid (EDTA) is replaced with to the one in disodium ethylene diamine tetraacetate and tetrasodium ethylenediamine tetraacetate according to equivalent weight per-cent; Or replace with the mixture of ethylenediamine tetraacetic acid (EDTA) and disodium ethylene diamine tetraacetate and tetrasodium ethylenediamine tetraacetate according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described tensio-active agent is fatty alcohol-polyoxyethylene ether, in the present embodiment, fatty alcohol-polyoxyethylene ether is replaced with to the one in polyoxyethylene nonylphenol ether and alizarin assistant according to equivalent weight per-cent; Or replace with the mixture of fatty alcohol-polyoxyethylene ether and polyoxyethylene nonylphenol ether and alizarin assistant according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sterilant is isothiazolinone, in the present embodiment, isothiazolinone is replaced with to the one in three red oil, Kathon CG and morpholine according to equivalent weight per-cent; Or replace with the mixture of isothiazolinone and three red oil, Kathon CG and morpholine according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described defoamer is dimethyl silicone oil, in the present embodiment, dimethyl silicone oil is replaced with to the one in tributyl phosphate, phenylethyl alcohol oleic acid ester and toluylic acid bay alcohol ester according to equivalent weight per-cent; Or the mixture that replaces with dimethyl silicone oil and tributyl phosphate, phenylethyl alcohol oleic acid ester and toluylic acid bay alcohol ester according to equivalent weight per-cent, all obtains the semi-synthetic cutting fluid of qualified magnesium alloy, and the product property of gained there is no significant difference;
The semi-synthetic cutting fluid of magnesium alloy that the present invention makes is used after being watered dilution; can effectively stop and cut H and OH-ion and reactive magnesium in liquid; protection magnesium does not corrode; reach perfect finished surface; do not separate out hydrogen; make operational safety, also can be used for the anti-corrosion protection of magnesium alloy, in the time of the Mg ion high density up to 15000ppm, still keep stable even if there is outstanding resistance to hard water.The foam that produces in cutting fluid process is few, do not corrode workpiece, board without the phenomenon of getting rusty, profit do not separate, anti-performance of hard water is high, indices meets or exceeds GB6144-2010 related index, antirust monolithic is more than 72h, and cutting fluid life cycle exceedes more than 8.5 months.
Embodiment bis-
The semi-synthetic cutting fluid of magnesium alloy of the present embodiment, cutting fluid is by weight being made up of 12.8% naphthenic mineral oil, 10% dodecane diprotic acid, 5% neodecanoic acid, 5% α-amino isopropyl alcohol, 10% trolamine, 7.5% PETO, 7.5% tricarboxymethyl propane oleate, 1% benzotriazole, 1% Starso, 10% fatty alcohol-polyoxyethylene ether, 1% ethylenediamine tetraacetic acid (EDTA), 0.1% isothiazolinone, 0.1% dimethyl silicone oil, 29% deionized water;
The preparation method of the semi-synthetic cutting fluid of magnesium alloy of the present embodiment, comprises the following steps:
A. prepare water-soluble metalworking liquid recombiner: in the 5000L steam heating stainless steel cauldron cleaning up, add by weight that dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, metasilicic acid are received, ethylenediamine tetraacetic acid (EDTA), deionized water, at the uniform velocity stir and be heated to 75 DEG C of reactions 55 minutes, confirm that solution is transparent and without particulate solid, obtain the water-soluble metalworking liquid recombiner of stable transparent, be cooled to 30 DEG C following for subsequent use;
B. the water-soluble metalworking liquid recombiner of preparing in adding by weight naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether and step a in the 5000L stainless steel cleaning up is in harmonious proportion still, normal temperature at the uniform velocity stirs and adds dimethyl-silicon fat liquor after transparent to solution in 35 minutes, continue normal temperature and be at the uniform velocity stirred to even translucent liquid, make the semi-synthetic cutting fluid of magnesium alloy; Various material additions are shown in aforesaid weight percent;
The semi-synthetic cutting fluid using method of magnesium alloy of the present embodiment, presses 1:17 dilution use by semi-synthetic magnesium alloy cutting fluid and water;
In the present embodiment, described base oil can be paraffin base mineral oil, in the present embodiment, naphthenic mineral oil is replaced with to paraffin base mineral oil according to equivalent weight per-cent; Or replace with the mixture of paraffin base mineral oil and naphthenic mineral oil according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described organic bases can be trolamine, in the present embodiment, α-amino isopropyl alcohol is replaced with to the one in α-amino isopropyl alcohol, quadrol, stearylamine and monoethanolamine according to equivalent weight per-cent; Or replace with the mixture of trolamine and α-amino isopropyl alcohol, quadrol, stearylamine and monoethanolamine according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described mineral alkali can be potassium hydroxide, in the present embodiment, potassium hydroxide is replaced with to the one in sodium hydroxide and Starso according to equivalent weight per-cent; Or replace with the mixture of potassium hydroxide and sodium hydroxide and Starso according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described higher fatty acid can be different n-nonanoic acid, in the present embodiment, different n-nonanoic acid is replaced with to the one in dodecane diprotic acid, neodecanoic acid, sebacic acid, oleic acid and tall oil acid according to equivalent weight per-cent; Or replace with the mixture of different n-nonanoic acid and dodecane diprotic acid, neodecanoic acid, sebacic acid, oleic acid and tall oil acid according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described synthetic ester can be boric acid ester, in the present embodiment, boric acid ester is replaced with to the one in PETO and tricarboxymethyl propane oleate according to equivalent weight per-cent; Or replace with the mixture of boric acid ester and PETO and tricarboxymethyl propane oleate according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described inhibiter can be phosphoric acid ester, in the present embodiment, phosphoric acid ester is replaced with to the one in benzotriazole, borax and methyl benzotriazazole according to equivalent weight per-cent; Or replace with the mixture of phosphoric acid ester and benzotriazole, borax and methyl benzotriazazole according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sequestrant can be disodium ethylene diamine tetraacetate, in the present embodiment, disodium ethylene diamine tetraacetate is replaced with to the one in ethylenediamine tetraacetic acid (EDTA) and tetrasodium ethylenediamine tetraacetate according to equivalent weight per-cent; Or replace with the mixture of disodium ethylene diamine tetraacetate and ethylenediamine tetraacetic acid (EDTA) and tetrasodium ethylenediamine tetraacetate according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described tensio-active agent can be polyoxyethylene nonylphenol ether, in the present embodiment, polyoxyethylene nonylphenol ether is replaced with to the one in fatty alcohol-polyoxyethylene ether and alizarin assistant according to equivalent weight per-cent; Or replace with the mixture of polyoxyethylene nonylphenol ether and fatty alcohol-polyoxyethylene ether and alizarin assistant according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sterilant can be three red oil, in the present embodiment, three red oil is replaced with to the one in isothiazolinone, Kathon CG and morpholine according to equivalent weight per-cent; Or replace with the mixture of three red oil and isothiazolinone, Kathon CG and morpholine according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described defoamer can be tributyl phosphate, in the present embodiment, tributyl phosphate is replaced with to the one in dimethyl silicone oil, phenylethyl alcohol oleic acid ester and toluylic acid bay alcohol ester according to equivalent weight per-cent; Or the mixture that replaces with tributyl phosphate and dimethyl silicone oil, phenylethyl alcohol oleic acid ester and toluylic acid bay alcohol ester according to equivalent weight per-cent, all obtains the semi-synthetic cutting fluid of qualified magnesium alloy, and the product property of gained there is no significant difference;
The semi-synthetic cutting fluid of magnesium alloy that the present invention makes is used after being watered dilution; can effectively stop and cut H and OH-ion and reactive magnesium in liquid; protection magnesium does not corrode; reach perfect finished surface; do not separate out hydrogen; make operational safety, also can be used for the anti-corrosion protection of magnesium alloy, in the time of the Mg ion high density up to 15000ppm, still keep stable even if there is outstanding resistance to hard water.The foam that produces in cutting fluid process is few, do not corrode workpiece, board without the phenomenon of getting rusty, profit do not separate, anti-performance of hard water is high, indices meets or exceeds GB6144-2010 related index, antirust monolithic is more than 72h, cutting fluid life cycle reaches 8 months.
Embodiment tri-
The semi-synthetic cutting fluid of magnesium alloy of the present embodiment, cutting fluid is by weight being made up of 20% naphthenic mineral oil, 4% dodecane diprotic acid, 6% neodecanoic acid, 8% α-amino isopropyl alcohol, 12% trolamine, 7.5% PETO, 7.5% tricarboxymethyl propane oleate, 3% benzotriazole, 5% Starso, 5% fatty alcohol-polyoxyethylene ether, 1.8% ethylenediamine tetraacetic acid (EDTA), 0.1% isothiazolinone, 0.1% dimethyl silicone oil, 20% deionized water;
The preparation method of the semi-synthetic cutting fluid of magnesium alloy of the present embodiment, comprises the following steps:
A. prepare water-soluble metalworking liquid recombiner: in the 5000L steam heating stainless steel cauldron cleaning up, add by weight that dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, metasilicic acid are received, ethylenediamine tetraacetic acid (EDTA), deionized water, at the uniform velocity stir and be heated to 85 DEG C of reactions 65 minutes, confirm that solution is transparent and without particulate solid, obtain the water-soluble metalworking liquid recombiner of stable transparent, be cooled to 50 DEG C following for subsequent use;
B. the water-soluble metalworking liquid recombiner of preparing in adding by weight naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether and step a in the 5000L stainless steel cleaning up is in harmonious proportion still, normal temperature at the uniform velocity stirs and adds dimethyl-silicon fat liquor after transparent to solution in 45 minutes, continue normal temperature and be at the uniform velocity stirred to even translucent liquid, make the semi-synthetic cutting fluid of magnesium alloy; Various material additions are shown in aforesaid weight percent;
The semi-synthetic cutting fluid using method of magnesium alloy of the present embodiment, presses 1:20 dilution use by semi-synthetic magnesium alloy cutting fluid and water;
In the present embodiment, described base oil is naphthenic mineral oil, in the present embodiment, naphthenic mineral oil is replaced with to paraffin base mineral oil according to equivalent weight per-cent; Or replace with the mixture of naphthenic mineral oil and paraffin base mineral oil according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described organic bases can be quadrol, in the present embodiment, quadrol is replaced with to the one in trolamine, α-amino isopropyl alcohol, stearylamine and monoethanolamine according to equivalent weight per-cent; Or replace with the mixture of quadrol and trolamine, α-amino isopropyl alcohol, stearylamine and monoethanolamine according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described mineral alkali is Starso, in the present embodiment, Starso is replaced with to the one in potassium hydroxide and sodium hydroxide according to equivalent weight per-cent; Or replace with the mixture of Starso and potassium hydroxide and sodium hydroxide according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described higher fatty acid can be sebacic acid, in the present embodiment, sebacic acid is replaced with to the one in different n-nonanoic acid, dodecane diprotic acid, neodecanoic acid, oleic acid and tall oil acid according to equivalent weight per-cent; Or replace with the mixture of sebacic acid and dodecane diprotic acid, the different n-nonanoic acid of neodecanoic acid, oleic acid and tall oil acid according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described synthetic ester is the mixture of PETO and tricarboxymethyl propane oleate, in the present embodiment, the mixture of PETO and tricarboxymethyl propane oleate is replaced with to boric acid ester according to equivalent weight per-cent; Or replace with the mixture of PETO and tricarboxymethyl propane oleate and boric acid ester according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described inhibiter can be borax, in the present embodiment, borax is replaced with to the one in phosphoric acid ester, benzotriazole and methyl benzotriazazole according to equivalent weight per-cent; Or replace with the mixture of borax and phosphoric acid ester, benzotriazole and methyl benzotriazazole according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sequestrant can be tetrasodium ethylenediamine tetraacetate, in the present embodiment, tetrasodium ethylenediamine tetraacetate is replaced with to the one in disodium ethylene diamine tetraacetate and ethylenediamine tetraacetic acid (EDTA) according to equivalent weight per-cent; Or replace with the mixture of tetrasodium ethylenediamine tetraacetate and ethylenediamine tetraacetic acid (EDTA) and disodium ethylene diamine tetraacetate according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described tensio-active agent can be alizarin assistant, in the present embodiment, alizarin assistant is replaced with to the one in polyoxyethylene nonylphenol ether and fatty alcohol-polyoxyethylene ether according to equivalent weight per-cent; Or replace with the mixture of alizarin assistant and fatty alcohol-polyoxyethylene ether and polyoxyethylene nonylphenol ether according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sterilant is isothiazolinone, in the present embodiment, isothiazolinone is replaced with to the one in three red oil and morpholine according to equivalent weight per-cent; Or replace with the mixture of isothiazolinone, three red oil and morpholine according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described defoamer can be phenylethyl alcohol oleic acid ester, in the present embodiment, phenylethyl alcohol oleic acid ester is replaced with to the one in tributyl phosphate, dimethyl silicone oil and toluylic acid bay alcohol ester according to equivalent weight per-cent; Or the mixture that replaces with phenylethyl alcohol oleic acid ester and tributyl phosphate, dimethyl silicone oil and toluylic acid bay alcohol ester according to equivalent weight per-cent, all obtains the semi-synthetic cutting fluid of qualified magnesium alloy, and the product property of gained there is no significant difference;
The semi-synthetic cutting fluid of magnesium alloy that the present invention makes is used after being watered dilution; can effectively stop and cut H and OH-ion and reactive magnesium in liquid; protection magnesium does not corrode; reach perfect finished surface; do not separate out hydrogen; make operational safety, also can be used for the anti-corrosion protection of magnesium alloy, in the time of the Mg ion high density up to 15000ppm, still keep stable even if there is outstanding resistance to hard water.The foam that produces in cutting fluid process is few, do not corrode workpiece, board without the phenomenon of getting rusty, profit do not separate, anti-performance of hard water is high, indices meets or exceeds GB6144-2010 related index, antirust monolithic is more than 72h, and cutting fluid life cycle exceedes more than 8 months.
Embodiment tetra-
The semi-synthetic cutting fluid of magnesium alloy of the present embodiment, cutting fluid is by weight being made up of 10% naphthenic mineral oil, 10% dodecane diprotic acid, 10% neodecanoic acid, 10% α-amino isopropyl alcohol, 10% trolamine, 7.5% PETO, 7.5% tricarboxymethyl propane oleate, 1% benzotriazole, 5% Starso, 5% fatty alcohol-polyoxyethylene ether, 2% ethylenediamine tetraacetic acid (EDTA), 1.5% isothiazolinone, 0.5% dimethyl silicone oil, 20% deionized water;
The preparation method of the semi-synthetic cutting fluid of magnesium alloy of the present embodiment, comprises the following steps:
A. prepare water-soluble metalworking liquid recombiner: in the 5000L steam heating stainless steel cauldron cleaning up, add by weight that dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, metasilicic acid are received, ethylenediamine tetraacetic acid (EDTA), deionized water, at the uniform velocity stir and be heated to 80 DEG C of reactions 60 minutes, confirm that solution is transparent and without particulate solid, obtain the water-soluble metalworking liquid recombiner of stable transparent, be cooled to 45 DEG C following for subsequent use;
B. the water-soluble metalworking liquid recombiner of preparing in adding by weight naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether and step a in the 5000L stainless steel cleaning up is in harmonious proportion still, normal temperature at the uniform velocity stirs and adds dimethyl-silicon fat liquor after transparent to solution in 40 minutes, continue normal temperature and be at the uniform velocity stirred to even translucent liquid, make the semi-synthetic cutting fluid of magnesium alloy; Various material additions are shown in aforesaid weight percent;
The semi-synthetic cutting fluid using method of magnesium alloy of the present embodiment, presses 1:17 dilution use by semi-synthetic magnesium alloy cutting fluid and water;
In the present embodiment, described base oil can be paraffin base mineral oil, in the present embodiment, paraffin base mineral oil is replaced with to naphthenic mineral oil according to equivalent weight per-cent; Or replace with the mixture of paraffin base mineral oil and naphthenic mineral oil according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described organic bases can be stearylamine, in the present embodiment, stearylamine is replaced with to the one in trolamine, quadrol, α-amino isopropyl alcohol and monoethanolamine according to equivalent weight per-cent; Or replace with the mixture of stearylamine and trolamine, quadrol, α-amino isopropyl alcohol and monoethanolamine according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described mineral alkali can be sodium hydroxide, in the present embodiment, sodium hydroxide is replaced with to the one in potassium hydroxide and Starso according to equivalent weight per-cent; Or replace with the mixture of sodium hydroxide and potassium hydroxide and Starso according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described higher fatty acid can be oleic acid, in the present embodiment, oleic acid is replaced with to the one in different n-nonanoic acid, sebacic acid, dodecane diprotic acid, neodecanoic acid and tall oil acid according to equivalent weight per-cent; Or replace with the mixture of oleic acid and dodecane diprotic acid, neodecanoic acid, different n-nonanoic acid, sebacic acid and tall oil acid according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described synthetic ester is the mixture of PETO and tricarboxymethyl propane oleate, in the present embodiment, the mixture of PETO and tricarboxymethyl propane oleate is replaced with to boric acid ester according to equivalent weight per-cent; Or replace with the mixture of PETO and tricarboxymethyl propane oleate and boric acid ester according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described inhibiter can be methyl benzotriazazole, in the present embodiment, methyl benzotriazazole is replaced with to the one in phosphoric acid ester, borax and benzotriazole according to equivalent weight per-cent; Or replace with the mixture of methyl benzotriazazole and benzotriazole phosphoric acid ester and borax according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sequestrant is ethylenediamine tetraacetic acid (EDTA), in the present embodiment, ethylenediamine tetraacetic acid (EDTA) is replaced with to the one in disodium ethylene diamine tetraacetate and tetrasodium ethylenediamine tetraacetate according to equivalent weight per-cent; Or replace with the mixture of ethylenediamine tetraacetic acid (EDTA) and disodium ethylene diamine tetraacetate and tetrasodium ethylenediamine tetraacetate according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described tensio-active agent is fatty alcohol-polyoxyethylene ether, in the present embodiment, fatty alcohol-polyoxyethylene ether is replaced with to the one in polyoxyethylene nonylphenol ether and alizarin assistant according to equivalent weight per-cent; Or replace with the mixture of fatty alcohol-polyoxyethylene ether and polyoxyethylene nonylphenol ether and alizarin assistant according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sterilant can be morpholine, in the present embodiment, morpholine is replaced with to the one in three red oil, Kathon CG and isothiazolinone according to equivalent weight per-cent; Or replace with the mixture of morpholine and three red oil, Kathon CG and isothiazolinone according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described defoamer can be toluylic acid bay alcohol ester, in the present embodiment, toluylic acid bay alcohol ester is replaced with to the one in tributyl phosphate, phenylethyl alcohol oleic acid ester and dimethyl silicone oil according to equivalent weight per-cent; Or replace with the mixture of toluylic acid bay alcohol ester and dimethyl silicone oil, tributyl phosphate and phenylethyl alcohol oleic acid ester according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
The semi-synthetic cutting fluid of magnesium alloy that the present invention makes is used after being watered dilution; can effectively stop and cut H and OH-ion and reactive magnesium in liquid; protection magnesium does not corrode; reach perfect finished surface; do not separate out hydrogen; make operational safety, also can be used for the anti-corrosion protection of magnesium alloy, in the time of the Mg ion high density up to 15000ppm, still keep stable even if there is outstanding resistance to hard water.The foam that produces in cutting fluid process is few, do not corrode workpiece, board without the phenomenon of getting rusty, profit do not separate, anti-performance of hard water is high, indices meets or exceeds GB6144-2010 related index, antirust monolithic is more than 72h, and cutting fluid life cycle reaches 8.5 months.
Embodiment five
The semi-synthetic cutting fluid of magnesium alloy of the present embodiment, cutting fluid is by weight being made up of 15% naphthenic mineral oil, 10% dodecane diprotic acid, 8.8% neodecanoic acid, 9% α-amino isopropyl alcohol, 9% trolamine, 5% PETO, 10% tricarboxymethyl propane oleate, 1% benzotriazole, 1% Starso, 10% fatty alcohol-polyoxyethylene ether, 1% ethylenediamine tetraacetic acid (EDTA), 0.1% isothiazolinone, 0.1% dimethyl silicone oil, 20% deionized water;
In raw material in the present embodiment and following embodiment, weight is: weight ratio × 3600KG;
The preparation method of the semi-synthetic cutting fluid of magnesium alloy of the present embodiment, comprises the following steps:
A. prepare water-soluble metalworking liquid recombiner: in the 5000L steam heating stainless steel cauldron cleaning up, add by weight that dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, metasilicic acid are received, ethylenediamine tetraacetic acid (EDTA), deionized water, at the uniform velocity stir and be heated to 80 DEG C of reactions 60 minutes, confirm that solution is transparent and without particulate solid, obtain the water-soluble metalworking liquid recombiner of stable transparent, be cooled to 40 DEG C following for subsequent use;
B. the water-soluble metalworking liquid recombiner of preparing in adding by weight naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether and step a in the 5000L stainless steel cleaning up is in harmonious proportion still, normal temperature at the uniform velocity stirs and adds dimethyl-silicon fat liquor after transparent to solution in 40 minutes, continue normal temperature and be at the uniform velocity stirred to even translucent liquid, make the semi-synthetic cutting fluid of magnesium alloy; Various material additions are shown in aforesaid weight percent;
The semi-synthetic cutting fluid using method of magnesium alloy of the present embodiment, presses 1:15 dilution use by semi-synthetic magnesium alloy cutting fluid and water;
In the present embodiment, described base oil is naphthenic mineral oil, in the present embodiment, naphthenic mineral oil is replaced with to paraffin base mineral oil according to equivalent weight per-cent; Or replace with the mixture of naphthenic mineral oil and paraffin base mineral oil according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described organic bases can be monoethanolamine, in the present embodiment, monoethanolamine is replaced with to the one in trolamine, quadrol, stearylamine and α-amino isopropyl alcohol according to equivalent weight per-cent; Or the mixture that replaces with monoethanolamine and α-amino isopropyl alcohol, trolamine, quadrol, stearylamine according to equivalent weight per-cent, all obtains the semi-synthetic cutting fluid of qualified magnesium alloy, and the product property of gained there is no significant difference;
In the present embodiment, described mineral alkali is can sodium hydroxide, in the present embodiment, sodium hydroxide is replaced with to the one in potassium hydroxide and Starso according to equivalent weight per-cent; Or replace with the mixture of sodium hydroxide and potassium hydroxide and Starso according to equivalent weight per-cent, all obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described higher fatty acid can be tall oil acid, in the present embodiment, tall oil acid is replaced with to the one in different n-nonanoic acid, sebacic acid, oleic acid and dodecane diprotic acid and neodecanoic acid according to equivalent weight per-cent; Or replace with the mixture of tall oil acid and dodecane diprotic acid, neodecanoic acid, different n-nonanoic acid, sebacic acid, oleic acid according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described synthetic ester is the mixture of PETO and tricarboxymethyl propane oleate, in the present embodiment, the mixture of PETO and tricarboxymethyl propane oleate is replaced with to boric acid ester according to equivalent weight per-cent; Or replace with the mixture of PETO and tricarboxymethyl propane oleate and boric acid ester according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described inhibiter is benzotriazole, in the present embodiment, benzotriazole is replaced with to the one in phosphoric acid ester, borax and methyl benzotriazazole according to equivalent weight per-cent; Or replace with the mixture of benzotriazole and phosphoric acid ester, borax and methyl benzotriazazole according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sequestrant is ethylenediamine tetraacetic acid (EDTA), in the present embodiment, ethylenediamine tetraacetic acid (EDTA) is replaced with to the one in disodium ethylene diamine tetraacetate and tetrasodium ethylenediamine tetraacetate according to equivalent weight per-cent; Or replace with the mixture of ethylenediamine tetraacetic acid (EDTA) and disodium ethylene diamine tetraacetate and tetrasodium ethylenediamine tetraacetate according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described tensio-active agent is fatty alcohol-polyoxyethylene ether, in the present embodiment, fatty alcohol-polyoxyethylene ether is replaced with to the one in polyoxyethylene nonylphenol ether and alizarin assistant according to equivalent weight per-cent; Or replace with the mixture of fatty alcohol-polyoxyethylene ether and polyoxyethylene nonylphenol ether and alizarin assistant according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described sterilant is isothiazolinone, in the present embodiment, isothiazolinone is replaced with to the one in three red oil, Kathon CG and morpholine according to equivalent weight per-cent; Or replace with the mixture of isothiazolinone and three red oil, Kathon CG and morpholine according to equivalent weight per-cent; All obtain the semi-synthetic cutting fluid of qualified magnesium alloy, the product property of gained there is no significant difference;
In the present embodiment, described defoamer is dimethyl silicone oil, in the present embodiment, dimethyl silicone oil is replaced with to the one in tributyl phosphate, phenylethyl alcohol oleic acid ester and toluylic acid bay alcohol ester according to equivalent weight per-cent; Or the mixture that replaces with dimethyl silicone oil and tributyl phosphate, phenylethyl alcohol oleic acid ester and toluylic acid bay alcohol ester according to equivalent weight per-cent, all obtains the semi-synthetic cutting fluid of qualified magnesium alloy, and the product property of gained there is no significant difference;
The semi-synthetic cutting fluid of magnesium alloy that the present invention makes is used after being watered dilution; can effectively stop and cut H and OH-ion and reactive magnesium in liquid; protection magnesium does not corrode; reach perfect finished surface; do not separate out hydrogen; make operational safety, also can be used for the anti-corrosion protection of magnesium alloy, in the time of the Mg ion high density up to 15000ppm, still keep stable even if there is outstanding resistance to hard water.The foam that produces in cutting fluid process is few, do not corrode workpiece, board without the phenomenon of getting rusty, profit do not separate, anti-performance of hard water is high, indices meets or exceeds GB6144-2010 related index, antirust monolithic is more than 72h, and cutting fluid life cycle exceedes 8 months.
As can be seen here; the semi-synthetic cutting fluid of magnesium alloy that the present invention makes is used after being watered dilution; can effectively stop and cut H and OH-ion and reactive magnesium in liquid; protection magnesium does not corrode; reach perfect finished surface, do not separate out hydrogen, make operational safety; also can be used for the anti-corrosion protection of magnesium alloy, in the time of the Mg ion high density up to 15000ppm, still keep stable even if there is outstanding resistance to hard water.The foam that produces in cutting fluid process is few, do not corrode workpiece, board without the phenomenon of getting rusty, profit do not separate, anti-performance of hard water is high, indices meets or exceeds GB6144-2010 related index, antirust monolithic is more than 72h, and cutting fluid life cycle is more than 8 months.And for above technique effect, the proportioning of embodiment mono-and processing parameter, result of use is best, is obviously better than other embodiment, is the best.
Finally explanation is, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (7)
1. the semi-synthetic cutting fluid of magnesium alloy, is characterized in that: cutting fluid comprises following component by weight:
The higher fatty acid of 10-20% base oil, 10-20%, the organic bases of 15-20%, the synthetic ester of 15-25%, 1-5% inhibiter, 1-5% mineral alkali, 5-10% tensio-active agent, 1-5% sequestrant, 0.1-3% sterilant, 0.1-1.0% defoamer, deionized water 20-30%; Described base oil is naphthenic mineral oil; Described organic bases is the mixture of α-amino isopropyl alcohol and trolamine; Described mineral alkali is Starso; Described higher fatty acid is the mixture of dodecane diprotic acid and neodecanoic acid; Described synthetic ester is the mixture of PETO and tricarboxymethyl propane oleate; Described inhibiter is benzotriazole; Described sequestrant is ethylenediamine tetraacetic acid (EDTA); Described tensio-active agent is fatty alcohol-polyoxyethylene ether; Described sterilant is isothiazolinone; Described defoamer is dimethyl silicone oil.
2. the semi-synthetic cutting fluid of magnesium alloy according to claim 1, is characterized in that: cutting fluid is by weight being made up of 10% naphthenic mineral oil, 10% dodecane diprotic acid, 5% neodecanoic acid, 6% α-amino isopropyl alcohol, 10% trolamine, 10% PETO, 10% tricarboxymethyl propane oleate, 1.5% benzotriazole, 3.5% Starso, 5% fatty alcohol-polyoxyethylene ether, 1% ethylenediamine tetraacetic acid (EDTA), 1.5% isothiazolinone, 0.5% dimethyl silicone oil, deionized water 26%.
3. a preparation method for the semi-synthetic cutting fluid of magnesium alloy claimed in claim 1, is characterized in that: comprise the following steps:
A. prepare water-soluble metalworking liquid recombiner: react 55-65 minute to transparent without the solution of particulate solid by weight adding the deionized water of setting weight ratio at the uniform velocity to stir after mixing dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, Starso, ethylenediamine tetraacetic acid (EDTA) and being heated to 75-85 DEG C, make water-soluble metalworking liquid recombiner, be cooled to 50 DEG C following for subsequent use;
B. the water-soluble metalworking liquid recombiner in step a is added to naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether by weight, normal temperature at the uniform velocity stirs and adds dimethyl-silicon fat liquor after transparent to solution in 35-45 minute, continue normal temperature and be at the uniform velocity stirred to even translucent liquid, make the semi-synthetic cutting fluid of magnesium alloy.
4. the preparation method of the semi-synthetic cutting fluid of magnesium alloy according to claim 3, it is characterized in that: in step a, at the uniform velocity stir and to be heated to 80 DEG C of reactions 60 minutes transparent and without particulate solid to solution by weight the deionized water that adds setting weight ratio after dodecane diprotic acid, neodecanoic acid, α-amino isopropyl alcohol, trolamine, PETO, tricarboxymethyl propane oleate, benzotriazole, Starso, ethylenediamine tetraacetic acid (EDTA) are mixed, make water-soluble metalworking liquid recombiner, be cooled to 40 DEG C following for subsequent use.
5. the preparation method of the semi-synthetic cutting fluid of magnesium alloy according to claim 4, it is characterized in that: in step b, water-soluble metalworking liquid recombiner in step a is added to naphthenic mineral oil, isothiazolinone, fatty alcohol-polyoxyethylene ether by weight, normal temperature at the uniform velocity stir 40 minutes transparent to solution.
6. a using method for the semi-synthetic cutting fluid of magnesium alloy claimed in claim 1, is characterized in that: semi-synthetic magnesium alloy cutting fluid and water are used by 1:15-20 dilution.
7. the using method of the semi-synthetic cutting fluid of magnesium alloy according to claim 6, is characterized in that: semi-synthetic magnesium alloy cutting fluid and water are used by 1:17 dilution.
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| CN101870909A (en) * | 2009-04-24 | 2010-10-27 | 东莞太平洋博高润滑油有限公司 | Magnesium alloy cutting liquid |
| CN101560433A (en) * | 2009-05-11 | 2009-10-21 | 启东尤希路化学工业有限公司 | Anti-magnesium hard water anti-magnesium corrosion environmentally-friendly water soluble cutting solution |
| CN101886021A (en) * | 2010-07-07 | 2010-11-17 | 范成立 | Magnesium alloy cutting fluid and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN102732363A (en) | 2012-10-17 |
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