CN114276859A - Chipless tapping oil and preparation method thereof - Google Patents
Chipless tapping oil and preparation method thereof Download PDFInfo
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- CN114276859A CN114276859A CN202111661066.1A CN202111661066A CN114276859A CN 114276859 A CN114276859 A CN 114276859A CN 202111661066 A CN202111661066 A CN 202111661066A CN 114276859 A CN114276859 A CN 114276859A
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Abstract
The invention provides a chipless tapping oil and a preparation method thereof, which relate to the technical field of lubricants of chipless tapping processes, the preparation material of the chipless tapping oil consists of 2 to 5 parts of a Rhine extreme pressure agent, 3 to 5 parts of inactive vulcanized lard, 3 to 7 parts of overbased calcium sulfonate, 0.5 to 4 parts of an antiwear agent, 8 to 15 parts of synthetic ester, 0.2 to 0.5 part of an antioxidant additive, the balance of mineral oil, 0.2 to 0.6 part of a pour point depressant and 0.3 to 0.5 part of a detergent dispersant by weight, and the chipless tapping oil is prepared by the synergistic action of calcium carbonate particles and the synthetic ester on the basis of the traditional chipless tapping oil preparation method, the lubricating requirements of different temperature sections are guaranteed, the freezing point of tapping oil is reduced by the pour point depressant, and the tapping device is kept clean inside all the time in the using process by arranging the cleaning dispersant.
Description
Technical Field
The invention relates to the technical field of lubricants for a chipless tapping process, in particular to chipless tapping oil and a preparation method thereof.
Background
The principle of chipless tapping is that a plastic forming mode is adopted, a screw tap is extruded in a hole to enable a cut material to be raised to form a thread, the conventional chipless processing technology is usually used for tapping materials with low hardness and large plasticity, such as stainless steel, low-carbon steel and the like, has long service life, simultaneously, the surface smoothness of the thread extruded by chipless tapping is high, the metal fiber of the thread is not broken, and a cold hard layer is formed on the surface, so that the strength and the wear resistance of the thread can be improved, the problem of difficult chip removal of tapping is fundamentally solved, the assembly of the thread is more facilitated due to the chipless, Chinese patent CN108048187A discloses tapping oil and a preparation method thereof, paraffin-based base oil, refined lard, chlorinated paraffin, rapeseed oil, sulfurized olefin, sulfurized fatty acid ester and calcium sulfonate are adopted to improve the extreme pressure performance of the tapping oil, but in the use process of the tapping oil, after the temperature of the tapping oil is reduced to a certain degree, at the moment, the tapping oil loses fluidity and is solidified, so that the normal flowing of the tapping oil is finally influenced, and meanwhile, carbon deposition, paint film or oil sludge can be formed by generated insoluble substances in the using process of the tapping oil, so that the using performance of a tapping device can be reduced.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides chipless tapping oil and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme: the preparation material of the chipless tapping oil comprises, by weight, 2-5 parts of a Rhine extreme pressure agent, 3-5 parts of inactive vulcanized lard, 3-7 parts of overbased calcium sulfonate, 0.5-4 parts of an antiwear agent, 8-15 parts of synthetic ester, 0.2-0.5 part of an antioxidant additive, the balance of mineral oil, 0.2-0.6 part of a pour point depressant and 0.3-0.5 part of a detergent dispersant.
In order to improve the performance of the tapping oil, the invention improves that the antiwear agent is one or two of thiocarbamate or alkyl zinc thiophosphate.
In order to prepare the synthetic ester, the invention improves that the synthetic ester is prepared from monoester, diester and polyol ester, and the preparation ratio is 1: 1: 1.
in order to reduce the freezing point of the tapping oil, the invention improves that the pour point depressant is one or more of alkyl naphthalene, polymethacrylate or poly alpha-olefin.
In order to reduce the impurities formed during the use of the tapping oil, the invention improves that the detergent dispersant is one or more of sulfonate, alkyl phenate, alkyl salicylate and succinimide.
In order to improve the oxidation resistance of the tapping oil, the invention improves that the antioxidant additive is prepared from cresol and isobutene, and the preparation ratio is 1: 1.
in order to reduce the PB value of the tapping oil, the invention has the improvement that each material comprises, by weight, 2 parts of a Rhine extreme pressure agent, 5 parts of inactive vulcanized lard oil, 3 parts of super-base value calcium sulfonate, 2 parts of alkyl zinc thiophosphate, 8 parts of synthetic ester, 0.3 part of an antioxidant additive, the balance of mineral oil, 0.2 part of a pour point depressant and 0.4 part of a detergent dispersant.
In order to refine tapping oil with different effects, the invention has the improvement that each material comprises 3 parts of rhine extreme pressure agent, 3 parts of inactive vulcanized lard, 7 parts of super-base value calcium sulfonate, 4 parts of alkyl zinc thiophosphate, 12 parts of synthetic ester, 0.3 part of antioxidant additive, the balance of mineral oil, 0.45 part of pour point depressant and 0.5 part of detergent dispersant.
In order to reduce the kinematic viscosity of the tapping oil, the invention has the improvement that each material comprises, by weight, 5 parts of a Rhine extreme pressure agent, 3 parts of inactive vulcanized lard oil, 5 parts of a super-base value calcium sulfonate, 2 parts of alkyl zinc thiophosphate, 15 parts of a synthetic ester, 0.3 part of an antioxidant additive, the balance of mineral oil, 0.6 part of a pour point depressant and 0.35 part of a detergent dispersant.
A preparation method of chipless tapping oil comprises the following steps:
s1: stirring, namely adding mineral oil, inactive vulcanized lard oil and an antioxidant additive into a stirrer, heating to 70-80 ℃, and stirring for 15-30min to uniformly mix the raw materials in the stirrer;
s2: mixing additives, adding an extreme pressure agent sulfurized olefin, a super-basic calcium sulfonate, an antiwear agent and synthetic ester, continuously stirring for 10-20min to uniformly mix the base oil and the additives, keeping the temperature for more than 1 hour, reducing the temperature to below 50 ℃, finally adding a pour point depressant and a detergent dispersant, and stirring the base oil and the additives in a stirrer until the base oil and the additives are transparent;
s3: and (3) oil product forming, finally separating precipitates in the stirrer, testing, and finally extracting and forming tapping oil through a filter.
Compared with the prior art, the invention has the advantages and positive effects that,
according to the invention, on the basis of the traditional chipless tapping oil preparation method, the lubricating requirements of different temperature sections are ensured through the synergistic effect of the nano calcium carbonate particles and the synthetic ester, the freezing point of the tapping oil is reduced by using the pour point depressant, the tapping oil is ensured to flow at low temperature, the condition that the tapping oil cannot be circulated continuously due to solidification after the temperature is reduced to a certain degree is avoided, and meanwhile, the cleaning dispersant is arranged, so that the inside of the tapping device is kept clean all the time in the use process, and the generated insoluble substance is in a colloid suspension state, so that carbon deposition, a paint film or oil sludge is not further formed, the service performance of the tapping device is improved, and the tapping device is beneficial to practical use.
Drawings
FIG. 1 is a schematic flow chart of a chipless tapping oil and a preparation method thereof according to the present invention;
fig. 2 is an experimental data chart of the chipless tapping oil and the preparation method thereof provided by the invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
In a first embodiment, referring to fig. 1-2, the present invention provides a technical solution: a chipless tapping oil is prepared from (by weight parts) pressure-sensitive additive of Rhine, non-active sulfurized lard, super-alkali calcium sulfonate, antiwear agent, synthetic ester, antioxidizing additive, mineral oil, pour point depressant and detergent disperser, including (3) pressure-sensitive additive of Rhine, 3 of non-active sulfurized lard, 7 of super-alkali calcium sulfonate, 2 of alkyl zinc thiophosphate, 8 of synthetic ester, 0.3 of antioxidizing additive, 0.2 of pour point depressant and 0.4 of detergent disperser, and the mineral oil is prepared from one of colorless and odorless alkanes (14-40C) extracted from one of non-plant substances, especially the distillate of petroleum, through fractionating to obtain useful light substances in crude oil, and refining the residual bottom oil, and two main steps are solvent refining to remove non-ideal components such as aromatic hydrocarbon and solvent dewaxing to ensure low-temp. flowability of base oil, the production process is mainly based on a physical process, the hydrocarbon structure is not changed, the produced base oil depends on the content and the property of ideal components in the raw materials, and the mineral oil cannot clean impurities in the refining process, so the mineral oil has a high flowing point and is not suitable for cold-zone operation.
The antiwear agent is one or two of thiocarbamate or alkyl zinc thiophosphate, the antiwear agent is an engine oil additive, the adhesion is stronger than engine oil, it is more heat-resisting, corrosion-resistant, can call and attach to the inner wall of spare part and form a layer of protective film, strengthen the lubricating effect, and repair the scratch of the inner wall of spare part, let the rough surface smooth, guarantee the normal high-speed operation of the tapping device, play and maintain and repair the effect, the antiwear agent has cleaning action at the same time, can dissolve the unnecessary fuel in the spare part, impurity and carbon deposit, make the high temperature in the cylinder, high-pressure oil gas fully burn, but do not have other impurity.
The synthetic ester is prepared from monoester, diester and polyol ester, and the preparation proportion is 1: 1: essentially, it uses the better components of crude oil, chemically reacts and artificially controls to reach the expected molecular morphology, with orderly molecular arrangement and naturally strong resistance to external variables, thus the synthetic oil has better quality and naturally stronger resistance to thermal stability, oxidation resistance and viscosity change than mineral oil.
The pour point depressant is one or more of alkyl naphthalene, polymethacrylate or poly-alpha-olefin, the pour point depressant is a chemical capable of lowering the freezing point of the lubricating oil, and is generally a high-molecular organic compound, and various varieties of the pour point depressant are the same as those of the pour point depressant for oil and gas exploitation, and the common varieties of the lubricating oil are alkyl naphthalene, polymethacrylate, poly-alpha-olefin and the like.
The detergent dispersant is one or several of sulfonate, alkyl phenate, alkyl salicylate and succinimide, and has acid neutralizing effect, and may neutralize organic acid and inorganic acid produced by oxidizing lubricating oil to prevent further condensation, reduce paint film, prevent corrosion of parts and components caused by these acid matter and solubilize the solid or liquid matter incapable of being dissolved in oil into the micelle center formed by 5-20 surfactant molecules, so that in the course of use, it can solubilize the oxygen-containing compound containing hydroxyl group, carbonyl group and carboxyl group, nitro compound, water component, etc. into the micelle to form colloid to prevent further oxidation and condensation, the oil-soluble organic solvent reduces the formation and aggregation of harmful deposits on parts, adsorbs the generated solid small particles such as carbon deposit, paint film and the like, disperses the solid small particles in a colloidal solution state in oil, and prevents the substances from further agglomerating into large particles to be adhered to the parts or depositing as oil sludge.
The antioxidant additive is prepared from cresol and isobutene in a preparation ratio of 1: cresol 1, cresol is an organic chemical, is a clear liquid which is almost colorless, light purple red or light brown yellow, has odor similar to phenol, slightly scorched and smelly, gradually darkens after being stored for a long time or under sunlight, is a raw material for preparing a surfactant, lubricating oil, a synthetic material auxiliary agent and a dye intermediate, is mainly used for producing polyisobutylene in industry and copolymerizing isoprene to produce butyl rubber, and is suitable for serving as an alkylation raw material of aromatic hydrocarbon after isobutylene and isobutane carry out alkylation reaction.
A preparation method of chipless tapping oil comprises the following steps:
s1: stirring, namely firstly adding mineral oil, inactive vulcanized lard and an antioxidant additive into a stirrer, heating to 80 ℃, and stirring for 25min to uniformly mix the raw materials in the stirrer;
s2: mixing additives, adding an extreme pressure agent sulfurized olefin, a super-basic calcium sulfonate, an antiwear agent and synthetic ester, continuously stirring for 20min to uniformly mix the base oil and the additives, keeping the temperature for 2.5 hours, reducing the temperature to 45 ℃, finally adding a pour point depressant and a detergent dispersant, and stirring the base oil and the additives in a stirrer until the base oil and the additives are transparent;
s3: and (3) oil product forming, finally separating precipitates in the stirrer, testing, and finally extracting and forming tapping oil through a filter.
In a second embodiment, please refer to fig. 1-2, the present invention provides a technical solution: a chipless tapping oil is prepared from (by weight parts) pressure-sensitive additive of Rhine, non-active sulfurized lard, super-alkali calcium sulfonate, antiwear agent, synthetic ester, antioxidizing additive, mineral oil, pour point depressant and detergent disperser, including (3) pressure-sensitive additive of Rhine, 3 of non-active sulfurized lard, 7 of super-alkali calcium sulfonate, 4 of alkyl zinc thiophosphate, 12 of synthetic ester, 0.3 of antioxidizing additive, 0.45 of pour point depressant and 0.5 of detergent disperser, and the mineral oil is prepared from one of colorless and odorless alkanes with 14-40C carbon atoms, extracted from one of non-plant substances, especially the distillate of petroleum, through fractionating to obtain useful light substances in crude oil, and refining the residual bottom oil, and two main steps are solvent refining to remove non-ideal components such as aromatic hydrocarbon and solvent dewaxing to ensure low-temp. flowability of base oil, the production process is mainly based on a physical process, the hydrocarbon structure is not changed, the produced base oil depends on the content and the property of ideal components in the raw materials, and the mineral oil cannot clean impurities in the refining process, so the mineral oil has a high flowing point and is not suitable for cold-zone operation.
The antiwear agent is one or two of thiocarbamate or alkyl zinc thiophosphate, the antiwear agent is an engine oil additive, the adhesion is stronger than engine oil, it is more heat-resisting, corrosion-resistant, can call and attach to the inner wall of spare part and form a layer of protective film, strengthen the lubricating effect, and repair the scratch of the inner wall of spare part, let the rough surface smooth, guarantee the normal high-speed operation of the tapping device, play and maintain and repair the effect, the antiwear agent has cleaning action at the same time, can dissolve the unnecessary fuel in the spare part, impurity and carbon deposit, make the high temperature in the cylinder, high-pressure oil gas fully burn, but do not have other impurity.
The synthetic ester is prepared from monoester, diester and polyol ester, and the preparation proportion is 1: 1: essentially, it uses the better components of crude oil, chemically reacts and artificially controls to reach the expected molecular morphology, with orderly molecular arrangement and naturally strong resistance to external variables, thus the synthetic oil has better quality and naturally stronger resistance to thermal stability, oxidation resistance and viscosity change than mineral oil.
The pour point depressant is one or more of alkyl naphthalene, polymethacrylate or poly-alpha-olefin, the pour point depressant is a chemical capable of lowering the freezing point of the lubricating oil, and is generally a high-molecular organic compound, and various varieties of the pour point depressant are the same as those of the pour point depressant for oil and gas exploitation, and the common varieties of the lubricating oil are alkyl naphthalene, polymethacrylate, poly-alpha-olefin and the like.
The detergent dispersant is one or several of sulfonate, alkyl phenate, alkyl salicylate and succinimide, and has acid neutralizing effect, and may neutralize organic acid and inorganic acid produced by oxidizing lubricating oil to prevent further condensation, reduce paint film, prevent corrosion of parts and components caused by these acid matter and solubilize the solid or liquid matter incapable of being dissolved in oil into the micelle center formed by 5-20 surfactant molecules, so that in the course of use, it can solubilize the oxygen-containing compound containing hydroxyl group, carbonyl group and carboxyl group, nitro compound, water component, etc. into the micelle to form colloid to prevent further oxidation and condensation, the oil-soluble organic solvent reduces the formation and aggregation of harmful deposits on parts, adsorbs the generated solid small particles such as carbon deposit, paint film and the like, disperses the solid small particles in a colloidal solution state in oil, and prevents the substances from further agglomerating into large particles to be adhered to the parts or depositing as oil sludge.
The antioxidant additive is prepared from cresol and isobutene in a preparation ratio of 1: cresol 1, cresol is an organic chemical, is a clear liquid which is almost colorless, light purple red or light brown yellow, has odor similar to phenol, slightly scorched and smelly, gradually darkens after being stored for a long time or under sunlight, is a raw material for preparing a surfactant, lubricating oil, a synthetic material auxiliary agent and a dye intermediate, is mainly used for producing polyisobutylene in industry and copolymerizing isoprene to produce butyl rubber, and is suitable for serving as an alkylation raw material of aromatic hydrocarbon after isobutylene and isobutane carry out alkylation reaction.
A preparation method of chipless tapping oil comprises the following steps:
s1: stirring, namely adding mineral oil, inactive vulcanized lard oil and an antioxidant additive into a stirrer, heating to 75 ℃, and stirring for 30min to uniformly mix the raw materials in the stirrer;
s2: mixing additives, adding an extreme pressure agent sulfurized olefin, a super-basic calcium sulfonate, an antiwear agent and synthetic ester, continuously stirring for 15min to uniformly mix the base oil and the additives, keeping the temperature for 2 hours, reducing the temperature to 43.5 ℃, finally adding a pour point depressant and a detergent dispersant, and stirring the base oil and the additives in a stirrer until the base oil and the additives are transparent;
s3: and (3) oil product forming, finally separating precipitates in the stirrer, testing, and finally extracting and forming tapping oil through a filter.
Through the embodiment, on the basis of the traditional chipless tapping oil preparation method, the freezing point of tapping oil is reduced through the pour point depressant, the tapping oil can flow at a low temperature, the condition that the tapping oil cannot be circulated continuously due to solidification after the temperature is reduced to a certain degree is avoided, and meanwhile, the cleaning dispersant is arranged, so that the inside of the tapping device is kept clean all the time in the using process, the generated insoluble substance is in a colloid suspension state, carbon deposition, a paint film or oil sludge is not further formed, the using performance of the tapping device is improved, and the tapping device is beneficial to practical use.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes by using the technical contents disclosed in the above description to other fields, but any simple modification, equivalent change and change made to the above embodiments according to the technical essence of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. The chipless tapping oil is characterized in that: the preparation material of the chipless tapping oil comprises 2-5 parts of a Rhine extreme pressure agent, 3-5 parts of an inactive vulcanized lard, 3-7 parts of an alkali value calcium sulfonate, 0.5-4 parts of an antiwear agent, 8-15 parts of a synthetic ester, 0.2-0.5 part of an antioxidant additive, the balance of mineral oil, 0.2-0.6 part of a pour point depressant and 0.3-0.5 part of a detergent dispersant.
2. The chipless tapping oil of claim 1, wherein: the antiwear agent is one or two of thiocarbamate or zinc alkyl thiophosphate.
3. The chipless tapping oil of claim 1, wherein: the synthetic ester is prepared from monoester, diester and polyol ester, and the preparation proportion is 1: 1: 1.
4. the chipless tapping oil of claim 1, wherein: the pour point depressant is one or more of alkyl naphthalene, polymethacrylate or poly alpha-olefin.
5. The chipless tapping oil of claim 1, wherein: the detergent dispersant is one or more of sulfonate, alkyl phenate, alkyl salicylate and succinimide.
6. The chipless tapping oil of claim 1, wherein: the antioxidant additive is prepared from cresol and isobutene in a preparation ratio of 1: 1.
7. the chipless tapping oil of claim 1, wherein: the materials comprise, by weight, 2 parts of a Rhine extreme pressure agent, 5 parts of inactive vulcanized lard oil, 3 parts of super-base calcium sulfonate, 2 parts of alkyl zinc thiophosphate, 8 parts of synthetic ester, 0.3 part of an antioxidant additive, the balance of mineral oil, 0.2 part of a pour point depressant and 0.4 part of a detergent dispersant.
8. The chipless tapping oil of claim 1, wherein: the materials comprise, by weight, 3 parts of a Rhine extreme pressure agent, 3 parts of inactive vulcanized lard oil, 7 parts of super-base calcium sulfonate, 4 parts of alkyl zinc thiophosphate, 12 parts of synthetic ester, 0.3 part of an antioxidant additive, the balance of mineral oil, 0.45 part of a pour point depressant and 0.5 part of a detergent dispersant.
9. The chipless tapping oil of claim 1, wherein: the materials comprise, by weight, 5 parts of a Rhine extreme pressure agent, 3 parts of inactive vulcanized lard oil, 5 parts of super-base calcium sulfonate, 2 parts of alkyl zinc thiophosphate, 15 parts of synthetic ester, 0.3 part of an antioxidant additive, the balance of mineral oil, 0.6 part of a pour point depressant and 0.35 part of a detergent dispersant.
10. A preparation method of chipless tapping oil is characterized by comprising the following steps: the method comprises the following steps:
s1: stirring, namely adding mineral oil, inactive vulcanized lard oil and an antioxidant additive into a stirrer, heating to 70-80 ℃, and stirring for 15-30min to uniformly mix the raw materials in the stirrer;
s2: mixing additives, adding an extreme pressure agent sulfurized olefin, a super-basic calcium sulfonate, an antiwear agent and synthetic ester, continuously stirring for 10-20min to uniformly mix the base oil and the additives, keeping the temperature for more than 1 hour, reducing the temperature to below 50 ℃, finally adding a pour point depressant and a detergent dispersant, and stirring the base oil and the additives in a stirrer until the base oil and the additives are transparent;
s3: and (3) oil product forming, finally separating precipitates in the stirrer, testing, and finally extracting and forming tapping oil through a filter.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08239681A (en) * | 1995-03-03 | 1996-09-17 | Idemitsu Kosan Co Ltd | Metal working oil composition |
| CN107474905A (en) * | 2017-08-30 | 2017-12-15 | 南通润德机械科技有限公司 | A kind of modified extruder lubricating oil |
| CN107573991A (en) * | 2017-08-30 | 2018-01-12 | 中国石油化工股份有限公司 | A kind of extreme-pressure anti-wear and easily scattered oil for drawing copper wire and preparation method thereof |
| CN109072116A (en) * | 2016-03-31 | 2018-12-21 | 出光兴产株式会社 | Metalworking oil composition |
| CN110129113A (en) * | 2019-05-23 | 2019-08-16 | 杭州旭森化工科技有限公司 | A kind of novel tapping oil of suitable heavy load harsh processing conditions |
-
2021
- 2021-12-31 CN CN202111661066.1A patent/CN114276859A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08239681A (en) * | 1995-03-03 | 1996-09-17 | Idemitsu Kosan Co Ltd | Metal working oil composition |
| CN109072116A (en) * | 2016-03-31 | 2018-12-21 | 出光兴产株式会社 | Metalworking oil composition |
| CN107474905A (en) * | 2017-08-30 | 2017-12-15 | 南通润德机械科技有限公司 | A kind of modified extruder lubricating oil |
| CN107573991A (en) * | 2017-08-30 | 2018-01-12 | 中国石油化工股份有限公司 | A kind of extreme-pressure anti-wear and easily scattered oil for drawing copper wire and preparation method thereof |
| CN110129113A (en) * | 2019-05-23 | 2019-08-16 | 杭州旭森化工科技有限公司 | A kind of novel tapping oil of suitable heavy load harsh processing conditions |
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| 冯明星等: "金属加工油(液)的发展", 《石油商技》 * |
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