CN106811280A - A kind of cutting fluid and preparation method thereof - Google Patents

A kind of cutting fluid and preparation method thereof Download PDF

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Publication number
CN106811280A
CN106811280A CN201611224719.9A CN201611224719A CN106811280A CN 106811280 A CN106811280 A CN 106811280A CN 201611224719 A CN201611224719 A CN 201611224719A CN 106811280 A CN106811280 A CN 106811280A
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CN
China
Prior art keywords
mass concentration
cutting fluid
added
agent
extreme pressure
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Pending
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CN201611224719.9A
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Chinese (zh)
Inventor
张同星
江晓炯
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Wuhan Oil Technology Co Ltd
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Wuhan Oil Technology Co Ltd
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Priority to CN201611224719.9A priority Critical patent/CN106811280A/en
Publication of CN106811280A publication Critical patent/CN106811280A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M173/00Lubricating compositions containing more than 10% water
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/16Antiseptic; (micro) biocidal or bactericidal
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00Specified use or application for which the lubricating composition is intended
    • C10N2040/20Metal working
    • C10N2040/22Metal working with essential removal of material, e.g. cutting, grinding or drilling

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

The present invention relates to a kind of cutting fluid and preparation method thereof, it includes the paraffin base mineral oil that mass concentration is 35~45%, the extreme pressure anti-wear additives that mass concentration is 8~10%, the antirust agent that mass concentration is 5~13%, the aliphatic acid that mass concentration is 3~8%, the antioxidant that mass concentration is 0.5~2.5%, the emulsifying agent that mass concentration is 3~10%, the borax that mass concentration is 0.01~5% and the corrosion inhibiter that mass concentration is 0.01~3%, balance of water;Extreme pressure anti-wear additives, antirust agent, antioxidant, borax, defoamer are added in base oil, under the conditions of 65 ± 5 DEG C of constant temperature, 30min is stirred;After being cooled to room temperature, 3~10% emulsifying agents and excess water are added, stir 10-20min;In technical solution of the present invention, there is provided a kind of fungi-proofing, good antirust property, preferable lubricity, low oil consumption, stable and uniform, cooling a kind of preferably cutting fluid;And a kind of preparation method of cutting fluid simple to operation is provided.

Description

A kind of cutting fluid and preparation method thereof
Technical field
The present invention relates to metal processing sectors, particularly a kind of cutting fluid and preparation method thereof.
Background technology
Metal working fluid is the supplementary material in machining, and suitable metal working fluid is selected in metal cutting process Good lubrication can be reached, is cooled down, cleaning, rust-proof effect, so as to improve cutter life, it is ensured that the crudy and table of workpiece Face precision, improve production efficiency, reduces cost.With the high speed of machining, high accuracy, the increasingly advanced life of high efficiency Produce and require, requirement higher is similarly proposed to cutting fluid.Security (the safe to the human body and environmentally safe property of cutting fluid Can) and service life propose new requirement.Traditional cutting fluid emulsion system emulsion particle is big, sulfonate and phosphorus system additive It is fast using product bacteria breed, it is necessary to the service life that can have been reached using more formaldehyde release-type bactericide.New Cutting liquid system is exactly to rely on increasingly advanced emulsifying technology, will lubricate EP agent, and antirust agent and various auxiliary agents carry out breast Change.Product particle is smaller, and antibacterial ability itself is stronger.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of good stability, formaldehydeless release, the good antibacterial of emulsifying effectiveness Ability is outstanding, the friendly cutting fluid of safety;And a kind of preparation method of cutting fluid simple to operation is provided.
In order to solve the above technical problems, the present invention is realized as follows:A kind of cutting fluid is designed, it includes quality Extreme pressure anti-wear additives that paraffin base mineral oil that concentration is 35~45%, mass concentration are 8~10%, mass concentration are 5~13% Antirust agent, the aliphatic acid that mass concentration is 3~8%, the antioxidant that mass concentration is 0.5~2.5%, mass concentration be 3~ 10% emulsifying agent, the borax that mass concentration is 0.01~5% and the corrosion inhibiter that mass concentration is 0.01~3%, balance of water.
Further, conventional environment-friendly antirust agent such as derivative of fatty acid, amine, imidazolines and organic carboxyl acid with Alcamines, rust-preventing characteristic contrast has been carried out in formula from organic carboxyl acid and alcamines antirust agent, obtains result rust-preventing characteristic with carbochain Growth, rustless property improves;But carbochain is long, rustless property is reduced on the contrary;Rust-preventing characteristic is relevant with polar group;Experimental study Show that alcoholamine carboxylate, hydramine carboxylate, acid amides that organic carboxyl acid is obtained with alcamines material heating response have concurrently preferably Rustless property and water soluble characteristic, or excellent lubricant, oiliness improver, surfactant, and it is environment-friendly, therefore, it is described It is at least one in alcoholamine carboxylate, hydramine carboxylate, acid amides that antirust agent is selected.
Further, only oleic acid, linoleic acid, chlorinated aliphatic acids, the phosphoric acid that can be used as Water-soluble extreme pressure anti-wear agent Several materials such as triethyl, but their the anti-extreme pressure of antifriction extreme pressure anti-wear additives unitary function limited in one's ability, traditional, it is impossible to very well Meet the requirement of modern water based synthetic cutting fluid;When extreme pressure anti-wear additives are selected, just consider whether raw material has simultaneously excellent The other functions such as good rust-preventing characteristic, for example:Triethanolamine oleate, certain herbaceous plants with big flowers triethylenetetraminehexaacetic acid alkylolamides, borate are excellent to ferrous metal Antirust ability and good extreme pressure and antiwear behavior;But in some cases, only a kind of compound as extreme pressure anti-wear additives, its profit Slip is inadequate, such as, using only borate as extreme-pressure lubricant under high pressure-temperature machining condition, its greasy property is It is inadequate, it is necessary to add other extreme pressure anti-wear additives to act synergistically;Therefore, the extreme pressure anti-wear additives from for triethanolamine oleate, At least one in borate, certain herbaceous plants with big flowers triethylenetetraminehexaacetic acid alkylolamides.
Further, the cleaning of water-base cutting fluid mainly realizes that one side emulsifying agent can be adsorbed each by emulsifying agent Contaminant particles and greasy filth surface are planted, and forms adsorbed film on the surface of the workpiece, prevent particle and greasy filth from sticking to workpiece, cutter On emery wheel;On the other hand the surface tension between chip and working fluid is reduced, by wetting, osmosis, by chip from knife Tool and workpiece surface are separated, and are taken away with cutting fluid, and chip is settled down by osmosis;Therefore should select to anti- The rust efficient nonionic surfactant that performance impact is small and addition is few is moistened in adding Synthesis liquid as emulsifying agent with improving its It is moist;In general, it is the Tween-80 with anti-rust action that the emulsifying agent is selected.
Further, due to containing surfactant in cutting fluid, under the conditions of circulating feeding liquid, because of stirring and quick stream It is dynamic to be also easy to produce a large amount of foams, it is therefore desirable to add defoamer;According to the property of above-mentioned cutting fluid, the defoamer is selected and is HP732, addition mass concentration ratio is 0~1%.
Further, in order that the pH of cutting fluid meets actually used demand, amine is also added with the cutting fluid Used as pH regulators, pH adjustable ranges are 7.5~8.9.
Further, when cutting fluid is used, if using the water quality of high rigidity, the performance of cutting fluid can be influenceed, therefore EDTA is added with the cutting fluid as metal ion masking agent.
Further, the change that the stability of water-base cutting fluid can be over time chemically reacts, so as to slowly separate out Or precipitation;Engine oil leakage or metal fillings is mixed into use, will all influence its performance;Accordingly, it would be desirable to add appropriate stabilizer Slow down this change, OMA, triethanolamine etc. and play solubilising, dispersion, the effect of stabilization as nonionic surfactant, and not Influenceed by dilution water quality;Therefore it is added with oleic acid acylamino- nonionic surfactant, triethanolamine in the cutting fluid At least one be used as stabilizer.
Further, Sodium Benzoate can not only suppress the destruction that the propagation of microorganism is caused to cutting fluid stability, while It can also significantly improve cutting fluid to aluminium, the rust-preventing characteristic of cast iron;Therefore it is Sodium Benzoate that the antioxidant is selected.
Further, it is BTA that the corrosion inhibiter is selected.
Further, the method for preparing cutting fluid of the invention is comprised the steps of:
(1) each component is weighed according to above-mentioned percentage by weight;
(2) addition extreme pressure anti-wear additives, antirust agent, antioxidant, corrosion inhibiter, borax, aliphatic acid in base oil, constant temperature 65 ± Under the conditions of 5 DEG C, 30min is stirred.
(3) after being cooled to room temperature, 3~10% emulsifying agents and excess water are added, stirs 10-20min.
Further, while extreme pressure anti-wear additives, antirust agent, antioxidant, corrosion inhibiter, borax, aliphatic acid is added, also add Enter defoamer, pH regulators stabilizer, metal ion masking agent.
Specific embodiment
In order that the object, technical solutions and advantages of the present invention become more apparent, with reference to specific embodiment, The present invention is described in further details.Here, exemplary embodiment of the invention and its illustrate for explaining the present invention, but It is not as a limitation of the invention.
Composition Material Mass concentration (%)
Paraffin base mineral oil Paraffin base mineral oil 35
Antiwear additive Borate (antiwear additive) 9
Borax Borax 1
Antirust agent SA triethanolamine 1
Antirust agent Triethanolamine oleate 10
Aliphatic acid Dodecenylsuccinic acid 6
Emulsifying agent Tween-80 3
Antioxidant Sodium Benzoate 1
Corrosion inhibiter BTA 0.5
Defoamer HP732 0.02
Water Water 34.48
Embodiment 1:
The method for preparing cutting fluid of the invention is comprised the steps of:
(1) each component is weighed according to above-mentioned percentage by weight;
(2) in paraffin base mineral oil add borate, SA triethanolamine, dodecenylsuccinic acid, Tween-80, Under the conditions of Sodium Benzoate, 65 ± 5 DEG C of BTA BTAs constant temperature, 30min is stirred.
(3) after being cooled to room temperature, 3% Tween-80 and excess water are added, stirs 10-20min.
Embodiment 2:
(1) each component is weighed according to above-mentioned percentage by weight;
(2) borate, borax are added in paraffin base mineral oil, SA triethanolamine, dodecenylsuccinic acid, is told Under the conditions of temperature -80, Sodium Benzoate, 65 ± 5 DEG C of BTA BTAs constant temperature, 30min is stirred.
(3) after being cooled to room temperature, 3% Tween-80 and excess water are added, stirs 10-20min.
Embodiment 3:
Composition Material Component (%)
Paraffin base mineral oil Paraffin base mineral oil 40
Antiwear additive Borate (antiwear additive) 8
Borax Borax 1
Antirust agent SA triethanolamine 1.5
Antirust agent Triethanolamine oleate 10
Aliphatic acid Dodecenylsuccinic acid 6
Emulsifying agent Tween-80 3
Antioxidant Sodium Benzoate 1
Corrosion inhibiter BTA 0.5
Defoamer HP732 0.1
Water Water 34.4
(1) each component is weighed according to above-mentioned percentage by weight;
(2) borate, borax are added in paraffin base mineral oil, SA triethanolamine, dodecenylsuccinic acid, is told Under the conditions of temperature -80, Sodium Benzoate, 65 ± 5 DEG C of BTA BTAs constant temperature, 30min is stirred.
(3) after being cooled to room temperature, 3% Tween-80 and excess water are added, stirs 10-20min.
Embodiment 4:
Composition Material Component (%)
Paraffin base mineral oil Paraffin base mineral oil 40
Antiwear additive Borate (antiwear additive) 9
Borax Borax 3
Antirust agent SA triethanolamine 1.5
Antirust agent Triethanolamine oleate 9
Aliphatic acid Dodecenylsuccinic acid 3
Emulsifying agent Tween-80 8
Antioxidant Sodium Benzoate 2
Corrosion inhibiter BTA 1
Defoamer HP732 0.8
Water Water 22.7
(1) each component is weighed according to above-mentioned percentage by weight;
(2) borate, borax are added in paraffin base mineral oil, SA triethanolamine, dodecenylsuccinic acid, is told Under the conditions of temperature -80, Sodium Benzoate, 65 ± 5 DEG C of BTA BTAs constant temperature, 30min is stirred.
(3) after being cooled to room temperature, 8% Tween-80 and excess water are added, stirs 10-20min.

Claims (10)

1. a kind of cutting fluid, it is characterised in that:It includes that the paraffin base mineral oil that mass concentration is 35~45%, mass concentration are 8~10% extreme pressure anti-wear additives, the antirust agent that mass concentration is 5~13%, the aliphatic acid that mass concentration is 3~8%, quality are dense Spend emulsifying agent, the borax that mass concentration is 0.01~5% that the antioxidant for 0.5~2.5%, mass concentration are 3~10% and Mass concentration is 0.01~3% corrosion inhibiter, balance of water.
2. a kind of cutting fluid as claimed in claim 1, it is characterised in that:It includes the paraffinic base that mass concentration is 40~44% Antirust agent that extreme pressure anti-wear additives that mineral oil, mass concentration are 8~10%, mass concentration are 5~8%, mass concentration be 3~ 8% aliphatic acid, the antioxidant that mass concentration is 0.5~2.5%, the emulsifying agent that mass concentration is 3~8%, mass concentration are 0.01~3% borax and mass concentration are 0.01~2.5% corrosion inhibiter, balance of water.
3. a kind of cutting fluid as claimed in claim 1, it is characterised in that:It is alcoholamine carboxylate, hydramine that the antirust agent is selected At least one in carboxylate, acid amides.
4. a kind of cutting fluid as claimed in claim 3, it is characterised in that:It is oleic acid triethanolamine that the extreme pressure anti-wear additives are selected At least one in amine, borate, certain herbaceous plants with big flowers triethylenetetraminehexaacetic acid alkylolamides.
5. a kind of cutting fluid as claimed in claim 1, it is characterised in that:It is telling with anti-rust action that the emulsifying agent is selected Temperature -80.
6. a kind of cutting fluid as claimed in claim 1, it is characterised in that:The cutting fluid is added with defoamer, from for HP732, addition mass concentration ratio is 0~1%.
7. a kind of cutting fluid as claimed in claim 1, it is characterised in that:Amine is also added with the cutting fluid to be adjusted as pH Whole dose;The one kind being added with the cutting fluid in the compound of OMA, triethanolamine, triethanolamine and Sodium Benzoate is used as Stabilizer;EDTA is added with the cutting fluid as metal ion masking agent.
8. a kind of cutting fluid as claimed in claim 1, it is characterised in that:It is BTA that the corrosion inhibiter is selected.
9. the one kind as described in claim 1~8 cuts liquid and preparation method thereof, and its step is:
(1) each component is weighed according to above-mentioned percentage by weight;
(2) extreme pressure anti-wear additives, antirust agent, antioxidant, borax, defoamer are added in base oil, under the conditions of 65 ± 5 DEG C of constant temperature, Stirring 30min.
(3) after being cooled to room temperature, 3~10% emulsifying agents and excess water are added, stirs 10-20min.
10. one kind as claimed in claim 9 cuts liquid and preparation method thereof, it is characterised in that:Adding extreme pressure anti-wear additives, antirust While agent, antioxidant, corrosion inhibiter, borax, aliphatic acid, it is additionally added defoamer, pH regulators stabilizer, metal ion and shelters Agent.
CN201611224719.9A 2016-12-27 2016-12-27 A kind of cutting fluid and preparation method thereof Pending CN106811280A (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108865385A (en) * 2018-05-07 2018-11-23 苏州捷德瑞精密机械有限公司 A kind of novel environment friendly cutting fluid and preparation method thereof
CN110257151A (en) * 2019-07-15 2019-09-20 江苏盛世海新材料科技有限公司 A kind of environment-friendly cutting fluid
CN115820327A (en) * 2022-12-13 2023-03-21 滁州默尔新材料科技有限公司 Preparation method of cutting fluid for protecting and passivating cutting surface of metal plate

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102732363A (en) * 2012-05-29 2012-10-17 东莞市安美润滑科技有限公司 Semi-synthesis cutting fluid for magnesium alloy, preparation method and application method
CN103215115A (en) * 2013-03-27 2013-07-24 沈阳帕卡濑精有限总公司 Water-soluble high-efficiency micro-emulsion cutting fluid used in metal processing
CN104327931A (en) * 2014-10-17 2015-02-04 江苏鑫露新材料股份有限公司 General emulsion type metal cutting fluid

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102732363A (en) * 2012-05-29 2012-10-17 东莞市安美润滑科技有限公司 Semi-synthesis cutting fluid for magnesium alloy, preparation method and application method
CN103215115A (en) * 2013-03-27 2013-07-24 沈阳帕卡濑精有限总公司 Water-soluble high-efficiency micro-emulsion cutting fluid used in metal processing
CN104327931A (en) * 2014-10-17 2015-02-04 江苏鑫露新材料股份有限公司 General emulsion type metal cutting fluid

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108865385A (en) * 2018-05-07 2018-11-23 苏州捷德瑞精密机械有限公司 A kind of novel environment friendly cutting fluid and preparation method thereof
CN110257151A (en) * 2019-07-15 2019-09-20 江苏盛世海新材料科技有限公司 A kind of environment-friendly cutting fluid
CN115820327A (en) * 2022-12-13 2023-03-21 滁州默尔新材料科技有限公司 Preparation method of cutting fluid for protecting and passivating cutting surface of metal plate

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Application publication date: 20170609