CN115651744A - Environment-friendly microemulsion cutting fluid - Google Patents
Environment-friendly microemulsion cutting fluid Download PDFInfo
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- CN115651744A CN115651744A CN202211007233.5A CN202211007233A CN115651744A CN 115651744 A CN115651744 A CN 115651744A CN 202211007233 A CN202211007233 A CN 202211007233A CN 115651744 A CN115651744 A CN 115651744A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses an environment-friendly microemulsion cutting fluid, and relates to a processing lubricant, which comprises the following components in parts by weight based on 100 parts of the whole body: 8-18 parts of castor oil, 10-25 parts of a composite organic antirust agent, 0.2-0.8 part of a nano additive, 3-12 parts of fatty alcohol-polyoxyethylene ether-30, 3-8 parts of an anionic surfactant, 1-3 parts of sodium tripolyphosphate, 0.1-0.3 part of a polyether ester defoaming agent, and the balance of water; wherein the composite organic antirust agent is trihexanoic acid-6, 6' -melamine and ricinoleic acid alcohol amine, and the weight ratio of the melamine to the ricinoleic acid alcohol amine is 2:1 by mass ratio; the nano additive is formed by compounding nano molybdenum disulfide and graphene according to a mass ratio of 1.4-1.9, wherein the nano molybdenum disulfide is of a flaky structure, the average flake diameter is 90-150nm, and the average flake diameter of the graphene is 110-170nm. The anionic surfactant is prepared from castor oil polyoxyethylene ether and polyethylene glycol 400 according to the mass ratio of 1.425-0.836; all components of the cutting fluid provided by the invention are environment-friendly and degradable, and are more friendly to the environment and operators.
Description
Technical Field
The invention relates to a processing lubricant, in particular to an environment-friendly and reliable lubricant.
Background
The metal material processing process usually requires cutting fluid lubrication, and at present, the cutting fluid mainly comprises water-based cutting fluid, oil-based cutting fluid and microemulsion cutting fluid. The oil-based cutting fluid has good lubricity, is suitable for machining processes such as high-difficulty cutting, tapping, drilling and the like, but has poor cooling property, oily components are difficult to degrade, and waste liquid after use is difficult to treat, so that the application of the oil-based cutting fluid is limited. The water-based cutting fluid has good cooling performance, but poor lubricating property, easy mildew generation and heavy odor in summer, so the water-based cutting fluid is also greatly limited in application.
In contrast, the water-based microemulsion cutting fluid has good lubricity and cooling performance and is popular in the market. However, with the development of mechanical manufacturing towards high precision, new requirements are put forward on the environmental protection performance, service life, lubricating effect and the like of cutting fluid products, the existing microemulsion cutting fluid cannot fully meet the market demand, and the development of a novel environment-friendly long-life efficient microemulsion cutting fluid is necessary.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an environment-friendly microemulsion cutting fluid to solve the technical problems of environmental pollution, short service life and the like of cutting fluid products in the prior art.
The invention is realized by the following technical scheme:
an environment-friendly microemulsion cutting fluid comprises the following components in parts by weight based on 100 parts of the whole body: 8-18 parts of castor oil, 10-25 parts of a composite organic antirust agent, 0.2-0.8 part of a nano additive, 3-12 parts of fatty alcohol-polyoxyethylene ether-30, 3-8 parts of an anionic surfactant, 1-3 parts of sodium tripolyphosphate, 0.1-0.3 part of a polyether ester defoaming agent and the balance of water; wherein the composite organic antirust agent is tricarboxylamine and ricinoleic acid ethanolamine, and the weight ratio of the ternary alcohol amine to the ricinoleic acid alcohol amine is 2:1 by mass ratio; the nano additive is formed by compounding nano molybdenum disulfide and graphene according to the mass ratio of 1.4-1.9, and the anionic surfactant is formed by compounding castor oil polyoxyethylene ether and polyethylene glycol 400 according to the mass ratio of 1.
Further, the tricarboxylic acid alcohol amine is specifically trihexanoic acid-6, 6' -melamine.
Further, the nano molybdenum disulfide is of a sheet structure, the average sheet diameter is 90-150nm, and the average sheet diameter of the graphene is 110-170nm.
Further, the preparation method of the cutting fluid comprises the following steps:
firstly, preparing each component of the cutting fluid according to mass percentage;
step two, respectively adding the castor oil and the anionic surfactant prepared in the step one into a reaction kettle A, setting the rotation speed to be 200-300r/min and the temperature to be 45-55 ℃, stirring for 5-15 minutes, then heating the solution to 65 ℃, adding the nano additive prepared in the step one, setting the rotation speed to be 200-300r/min, stirring for 5-10 minutes, and standing and recovering to room temperature to obtain a solution A;
step three, adding the water prepared in the step one into a reaction kettle B, heating to 50-65 ℃, setting the rotating speed to be 250-400r/min, stirring while slowly adding the fatty alcohol-polyoxyethylene ether-30, the sodium tripolyphosphate, the composite organic antirust agent and the polyether ester defoaming agent prepared in the step one in sequence, and stirring for 10-25 minutes;
and step four, slowly dripping the solution A obtained in the step two into the reaction kettle B corresponding to the step three by using a long-neck funnel, stirring for 10-20 minutes at 55-65 ℃ at 150-300r/min, and standing to obtain the cutting fluid.
Compared with the prior art, the invention has the following advantages:
1. all components of the microemulsion cutting fluid are environment-friendly and degradable, and are more friendly to the environment and operators, and the used waste fluid can be directly discharged without complex treatment.
2. The microemulsion cutting fluid has good stability, is not easy to delaminate, has long service life, ensures that all components are stably dispersed in the cutting fluid by controlling the preparation process, and does not have the problems of mildew, delamination and the like after the cutting fluid is continuously cut and processed for more than 2 months.
3. The microemulsion cutting fluid has excellent lubricating property, and the friction coefficient is reduced by more than 20% compared with the conventional product; the service life of the cutter is remarkably prolonged, and compared with the conventional cutter replacement by continuously processing 40 working cycles, the cutter replacement device can continuously process more than 65 working cycles and needs replacement.
4. The microemulsion cutting fluid can obviously improve the surface precision of cutting processing, and can obviously improve the performance and the processing precision of the cutting fluid through the cooperation of various additives.
Detailed Description
The technical solutions of the present invention will be described clearly and completely below with reference to embodiments of the present invention, and it should be apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In examples 1 to 5, the composite organic rust inhibitor is specifically trihexanoic acid-6, 6',6 ″ -melamine and ricinoleic acid alcohol amine in a ratio of 2:1 by mass ratio;
the nano additive is specifically formed by compounding nano molybdenum disulfide and graphene according to the mass ratio of 1.5, wherein the nano molybdenum disulfide is of a sheet structure, the average sheet diameter is 90-150nm, and the average sheet diameter of the graphene is 110-170nm;
the anionic surfactant is formed by compounding castor oil polyoxyethylene ether and polyethylene glycol 400 according to the mass ratio of 1.
Example 1
The microemulsion cutting fluid comprises the following components in parts by weight based on 100 parts by weight of the whole body:
15 parts of castor oil;
fatty alcohol-polyoxyethylene ether-30 parts;
0.2 part of nano additive;
20 parts of a composite organic antirust agent;
4 parts of sodium tripolyphosphate;
4.5 parts of an anionic surfactant;
0.02 part of polyether ester defoaming agent;
water is added to 100 parts;
the preparation method comprises the following steps:
(1) Firstly, respectively adding castor oil and an anionic surfactant into a reaction kettle A, setting the rotation speed to be 200r/min and the temperature to be 48 ℃, stirring for 5 minutes, heating the solution to 65 ℃, adding a nano additive, stirring for 5 minutes at 200r/min, and standing to restore the temperature to room temperature;
(2) Adding prepared water into a reaction kettle B, heating to 60 ℃, setting the rotating speed to be 300r/min, stirring while slowly adding the fatty alcohol-polyoxyethylene ether-30, the sodium tripolyphosphate, the composite organic antirust agent and the polyether ester defoaming agent in sequence, and stirring for 10 minutes;
(3) And (3) slowly dripping the solution obtained in the step (1) into the reaction kettle B in the step (2) by using a long-neck funnel, stirring for 10 minutes at the temperature of 60 ℃ at 200r/min, and standing to prepare the microemulsion cutting fluid.
The quality and processing effect of the microemulsion cutting fluid of this example are shown in table 1.
Example 2
The microemulsion cutting fluid comprises the following components in parts by weight based on 100 parts by weight of the whole body:
15 parts of castor oil;
fatty alcohol-polyoxyethylene ether-30 parts;
0.2 part of nano additive;
20 parts of a composite organic antirust agent;
4 parts of sodium tripolyphosphate;
4.5 parts of an anionic surfactant;
0.02 part of polyether ester defoaming agent;
water is added to 100 parts;
the preparation method comprises the following steps:
(1) Firstly, adding castor oil, an anionic surfactant and a nano additive into a reaction kettle A one by one, setting the rotation speed to be 200r/min, stirring for 5 minutes at the temperature of 48 ℃, and standing and recovering to room temperature;
(2) Adding prepared water into a reaction kettle B, heating to 60 ℃, setting the rotating speed to 300r/min, stirring while slowly adding the fatty alcohol-polyoxyethylene ether-30, the sodium tripolyphosphate, the composite organic antirust agent and the polyether ester defoaming agent in sequence, and stirring for 10 minutes;
(3) And (3) slowly dripping the solution obtained in the step (1) into the reaction kettle in the step (2) by using a long-neck funnel, stirring for 10 minutes at the temperature of 60 ℃ at 200r/min, and standing to prepare the microemulsion cutting fluid.
The quality and processing effect of the microemulsion cutting fluid of this example are shown in table 1.
Example 3
The microemulsion cutting fluid of the embodiment comprises the following components in parts by weight based on 100 parts of the whole body:
12 parts of castor oil;
fatty alcohol-polyoxyethylene ether-30 parts;
0.4 part of nano additive;
3.5 parts of an anionic surfactant;
25 parts of a composite organic antirust agent;
4 parts of sodium tripolyphosphate;
0.02 part of polyether ester defoaming agent;
water is added to 100 parts;
the preparation method comprises the following steps:
(1) Firstly, respectively adding castor oil and an anionic surfactant into a reaction kettle A, setting the rotation speed to be 200r/min and the temperature to be 48 ℃, stirring for 5 minutes, heating the solution to 65 ℃, adding a nano additive, stirring for 5 minutes at 200r/min, and standing to restore the temperature to room temperature;
(2) Adding prepared water into a reaction kettle B, heating to 60 ℃, setting the rotating speed to be 300r/min, stirring while slowly adding the fatty alcohol-polyoxyethylene ether-30, the sodium tripolyphosphate, the composite organic antirust agent and the polyether ester defoaming agent in sequence, and stirring for 10 minutes;
(3) And (3) slowly dripping the solution obtained in the step (1) into the reaction kettle B in the step (2) by using a long-neck funnel, stirring for 10 minutes at the temperature of 60 ℃ at 200r/min, and standing to prepare the microemulsion cutting fluid.
The quality and processing effect of the microemulsion cutting fluid of this example are shown in table 1.
Example 4
The microemulsion cutting fluid comprises the following components in parts by weight based on 100 parts by weight of the whole body:
15 parts of castor oil;
fatty alcohol-polyoxyethylene ether-30 parts;
0.2 part of nano graphene;
20 parts of a composite organic antirust agent;
4 parts of sodium tripolyphosphate;
4.5 parts of an anionic surfactant;
0.02 part of polyether ester defoaming agent;
water is added to 100 parts;
the preparation method comprises the following steps:
(1) According to the mass parts, firstly, respectively adding castor oil and an anionic surfactant into a reaction kettle A, setting the rotation speed to be 200r/min and the temperature to be 48 ℃, stirring for 5 minutes, heating the solution to 65 ℃, then adding nano graphene, stirring for 5 minutes at 200r/min, and standing to recover to the room temperature;
(2) Adding prepared water into a reaction kettle B, heating to 60 ℃, setting the rotating speed to be 300r/min, stirring while slowly adding the fatty alcohol-polyoxyethylene ether-30, the sodium tripolyphosphate, the composite organic antirust agent and the polyether ester defoaming agent in sequence, and stirring for 10 minutes;
(3) And (3) slowly dripping the solution obtained in the step (1) into the reaction kettle B in the step (2) by using a long-neck funnel, stirring for 10 minutes at the temperature of 60 ℃ at 200r/min, and standing to prepare the microemulsion cutting fluid.
The quality and processing effect of the microemulsion cutting fluid of this example are shown in table 1.
Example 5
The microemulsion cutting fluid of the embodiment comprises the following components in parts by weight based on 100 parts of the whole body:
13 parts of castor oil;
fatty alcohol-polyoxyethylene ether-30 parts;
0.4 part of nano additive;
22 parts of a composite organic antirust agent;
3 parts of sodium tripolyphosphate;
5.5 parts of an anionic surfactant;
0.04 part of polyether ester defoaming agent;
supplementing water to 100 parts;
and the preparation method comprises the following steps:
(1) According to the mass parts, firstly, respectively adding castor oil and an anionic surfactant into a reaction kettle, setting the rotation speed to be 200r/min and the temperature to be 48 ℃, stirring for 5 minutes, heating the solution to 65 ℃, then adding a nano additive, stirring for 5 minutes at 200r/min, and standing to recover to the room temperature;
(2) According to the mass parts, adding prepared water into a reaction kettle, heating to 60 ℃, stirring at a set rotating speed of 300r/min, slowly adding fatty alcohol-polyoxyethylene ether-30, sodium tripolyphosphate, a composite organic antirust agent and a polyether ester defoaming agent while stirring, and stirring for 10 minutes;
(3) And (3) slowly dripping the solution in the step (1) into the reaction kettle in the step (2) by using a long-neck funnel, stirring for 10 minutes at the temperature of 60 ℃ at 200r/min, and standing to prepare the microemulsion cutting fluid.
The quality and processing effect of the microemulsion cutting fluid of this example are shown in table 1.
Comparative example 1
In the comparison example, the conventional microemulsion cutting fluid in the market is used as a comparison, and the comparison is a Kuofu KR-0018 cutting fluid; the quality and working effect of the cutting fluid of the comparative example are shown in Table 1.
TABLE 1
Note: actual measurement of conditions in the table was carried out for cemented carbide toolsThe material is 45 steel shaft part surface processing, the machine tool rotating speed n =1400r/min, the feeding speed V f =1.87mm/s, and feed f =0.08mm/r.
The experimental results in the table 1 show that the invention perfects the problems of high efficiency, environmental protection and long service life of the microemulsion cutting fluid through the optimization of components, the addition of the nano additive and the special processing technology, and the comparison of the experimental examples of the comparison examples 1 and 5 shows that the nano additive effectively improves the lubricity and the bactericidal property of the cutting fluid, better protects the cutter and prolongs the service life. Compared with the experimental examples 1 and 2, the antibacterial activity of the nano reagent is better released through the processing technology in the aspect of component ratio. In comparative examples 3, 4 and 5, the rust inhibitive performance and the extreme pressure property thereof were varied differently depending on the metal in the respective experimental examples by adjusting the component ratio.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (4)
1. An environment-friendly microemulsion cutting fluid comprises the following components in parts by weight based on 100 parts of the whole body: 8-18 parts of castor oil, 10-25 parts of a composite organic antirust agent, 0.2-0.8 part of a nano additive, 3-12 parts of fatty alcohol-polyoxyethylene ether-30, 3-8 parts of an anionic surfactant, 1-3 parts of sodium tripolyphosphate, 0.1-0.3 part of a polyether ester defoaming agent, and the balance of water; wherein the composite organic antirust agent is tricarboxylamine and ricinoleic acid ethanolamine, and the weight ratio of the ternary alcohol amine to the ricinoleic acid alcohol amine is 2:1 by mass ratio; the nano additive is formed by compounding nano molybdenum disulfide and graphene according to a mass ratio of 1.4-1.9, and the anionic surfactant is formed by compounding castor oil polyoxyethylene ether and polyethylene glycol 400 according to a mass ratio of 1.
2. The environment-friendly microemulsion cutting fluid as claimed in claim 1, wherein the trihydric alcohol amine is trihydric acid-6, 6',6 "-melamine.
3. The environment-friendly microemulsion cutting fluid as claimed in claim 2, wherein the nano molybdenum disulfide is of a lamellar structure, the average platelet diameter is 90-150nm, and the average platelet diameter of the graphene is 110-170nm.
4. The environment-friendly microemulsion cutting fluid as claimed in any one of claims 1, 2 or 3, wherein the preparation method of the cutting fluid comprises the following steps:
step one, preparing each component of the cutting fluid by taking 100 parts by weight of the whole body as a reference;
step two, respectively adding the castor oil and the anionic surfactant prepared in the step one into a reaction kettle A, setting the rotation speed to be 200-300r/min and the temperature to be 45-55 ℃, stirring for 5-15 minutes, then heating the solution to 65 ℃, adding the nano additive prepared in the step one, setting the rotation speed to be 200-300r/min, stirring for 5-10 minutes, and standing and recovering to room temperature to obtain a solution A;
step three, adding the water prepared in the step one into a reaction kettle B, heating to 50-65 ℃, setting the rotating speed to be 250-400r/min, stirring while slowly adding the fatty alcohol-polyoxyethylene ether-30, the sodium tripolyphosphate, the composite organic antirust agent and the polyether ester defoaming agent prepared in the step one in sequence, and stirring for 10-25 minutes;
and step four, slowly dripping the solution A obtained in the step two into the reaction kettle B corresponding to the step three by using a long-neck funnel, stirring for 10-20 minutes at 55-65 ℃ at 150-300r/min, and standing to obtain the cutting fluid.
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Cited By (1)
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