CN104560303A - Nanometer novel metal processing oil and preparation method thereof - Google Patents
Nanometer novel metal processing oil and preparation method thereof Download PDFInfo
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- CN104560303A CN104560303A CN201410783253.0A CN201410783253A CN104560303A CN 104560303 A CN104560303 A CN 104560303A CN 201410783253 A CN201410783253 A CN 201410783253A CN 104560303 A CN104560303 A CN 104560303A
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Abstract
The invention discloses a preparation method of nanometer novel metal processing oil. The preparation method comprises the following steps: firstly, pumping regenerated base oil into a vacuum blending kettle, starting stirring and starting a vacuum system for heating the regenerated base oil; secondly, fully mixing and evenly distributing the regenerated base oil and a nanometer extreme pressure anti-wear agent to obtain a nanometer novel metal processing oil crude product; and thirdly, after indicators of the nanometer novel metal processing oil crude product obtained in the step 2 are qualified by detection, filtering the nanometer novel metal processing oil crude product and canning to obtain the finished product, namely, nanometer novel metal processing oil. The product is odorless and non-toxic, has favorable pressure anti-wear property and heat stability and no corrosion to copper, aluminum and alloys thereof and is free of such active elements as sulfur, phosphorus and chlorine. The nanometer novel metal processing oil can be used for multiple processing methods such as cutting, forging, rolling, extruding, drawing and stamping of materials such as cast iron, carbon steel, alloy steel, stainless steel, hard alloy steel, copper, aluminum and copper-aluminum alloy.
Description
Technical field
The present invention relates to metalworking fluid field, particularly, relate to a kind of nano novel metalworking fluid with and preparation method thereof.
Background technology
Intermetallic composite coating is a branch of Mechanical engineering, is to come finished parts, machine and component by shaping, mechanical workout, welding, castingprocesses, changes metal blank shape or removing excess metal by viscous deformation.Last process is the viscous deformation of blank, and a rear process is the mainly removing of excess metal or cutting then.These processes are correspondingly divided into shaping without stock removal and shaping by stock removal or claim chipless working and mechanical workout.Metal shaping by stock removal and metal cutting process, as car, milling, draw, bore, cut, grind, polishing and galvanic corrosion processing etc., be all by certain instrument or grinding, material is processed with certain speed and enough large power, excess metal is removed with the form of chip.
Metal shaping without stock removal process such as forging, rolling, extruding, drawing, sheet moulding etc. make metalwork by viscous deformation.Lubricant film is that this operation provides a critical additional facet.
Metal working lubricant is called Metalworking Fluid abroad, refer to the liquid that metal uses in the course of processing, be called process oil at home, its implication is definite not, and easy with external process oil (process oil) is mixed mutually, the latter refers to the oil plant participating in Product processing.According to the metal working lubricant criteria for classification that ISO announces, this series lubricant agent belongs to and will remove metal and through the lubricant needed for the form metal such as punching press, extruding through cut mechanically.It mainly refers to the large series lubricant agent with cutting oil two that is shaped.
In recent decades along with the development of mechanical processing technique and material industry, the kind of metal working lubricant starts to increase, people also recognize gradually and select suitable metal working lubricant not only can improve machining efficiency, extend the life-span of cutter or mould, workpiece precision can also be improved.But the product standard of the existing metal working lubricant of China only has SH0346 sulfurized cutting oil standard and SH0365 standard.Therefore, how to produce and a great problem selecting high-quality metal working lubricant also to become numerous domestic mediation factory.And then in order to improve the quality of products, reduce production cost, save energy, protection of the environment, the metal working lubricant of development of new has also become extremely urgent thing.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of nano novel metalworking fluid with and preparation method thereof.Pollution-free in the whole process of this nano novel metalworking fluid preparation method, yield is high.Product of the present invention is tasteless, nontoxic, has good extreme pressure anti-wear and thermostability, all corrosion-free to copper, Aluminum-aluminum alloy, not the active element such as sulfur-bearing, phosphorus, chlorine.Can be used for the multiple processing such as machining and forging, rolling, extruding, drawing, punching press of the materials such as cast iron, carbon steel, steel alloy, stainless steel, hard alloy steel, copper, aluminium and X alloy.Have and reduce or control friction; The effects such as lubrication, cooling are play to work metal and cutter (mould) tool; Reduce the wearing and tearing of cutter (mould) tool, extend cutter (mould) tool work-ing life; Improve processing metal surface quality and tolerance, and improve its smooth finish; Effectively control the thermal shocking of workpiece chilling and mould; Protect the not oxidated or corrosion in processing metal surface.
The present invention solves the problems of the technologies described above adopted technical scheme: the preparation method of nano novel metalworking fluid, in turn includes the following steps:
Step one, pumps into vacuum mediation still, opens and stir, open vacuum system, heat simultaneously to described Reclaimed Base Oil by Reclaimed Base Oil;
Step 2, makes Reclaimed Base Oil fully mix with nanometer extreme pressure anti-wear additives, is uniformly dispersed; Concrete reactions steps comprises successively: 1. the Reclaimed Base Oil of vacuum reaction still is heated under mixing speed is 90 revs/min of situations to 60-70 DEG C, degassed deodorizing of carrying out under vacuum tightness >=0.09Mpa dewatering eliminates the unusual smell 0.5-1 hour; 2. keep vacuum reaction still oil temperature 60-70 DEG C, in mixing speed 90 revs/min of situations, nanometer extreme pressure anti-wear additives needed for the negative pressure of vacuum suction utilizing vacuum reaction still; 3. keep vacuum reaction still oil temperature 60-70 DEG C, mixing speed 90 revs/min, 1-2 hour in vacuum tightness >=0.09Mpa situation, obtain the thick finished product of nano novel metalworking fluid;
Step 3, the thick finished product of nano novel metalworking fluid described step 2 obtained, after testing after qualified, filters, filling both finished product nano novel metalworking fluid.
In described step 2, the suction amount of described nanometer extreme pressure anti-wear additives is 5 ~ 10% of described Quality of Reclaimed Base Oil.
Preferably, in described step 2, the suction amount of described nanometer extreme pressure anti-wear additives is 8% of described Quality of Reclaimed Base Oil.
Preferably, in described step 3, stainless steel deep bed filter is used to filter.
Described nanometer extreme pressure anti-wear additives is SYNIC nanometer-10 extreme pressure anti-wear additives.By Shanghai Xin Sina Run Hua Science and Technology Ltd. production and selling.
Reclaimed Base Oil of the present invention with waste liquid force feed or weaving machine oil for raw material, adopt following methods regeneration prepare:
Steps A, preparative chemistry solution: preparation containing NaOH mass concentration be 3%, Na
2sO
3mass concentration 5%, CH
3cH
2oH mass concentration is the aqueous solution of 5%, obtains described chemical solution;
Step B, pending waste liquid force feed or weaving machine oil, after the adsorption filtration of mineral fibre strainer, obtain material a;
Step C, by described material a through pumping into refining kettle, stirring, heating simultaneously to described material a;
Step D, makes material a and described chemical solution fully react in described refining kettle; Described reaction concrete steps comprise successively: 1. when the temperature of refining kettle rises to 60-70 DEG C, the chemical solution described steps A prepared is added in described material a in spray mode, when the mixture in described refining kettle plays soap flocculation, regulate the pH value of described mixture to be 7-8, stop adding described chemical solution; 2. react after 0.5-2 hour, stop stirring; 3. after making described refining kettle be warming up to 90 DEG C, gravity settling is carried out in insulation; Gravity settling, after the breaking of oil of top, obtains the first sediment of bottom and first oil mixture on top; Described first sediment main component is water miscible organic soap class;
Step e, derived from refining kettle by pipeline by obtained bottom first sediment, the first oil mixture obtained is retained in refining kettle inside;
The chemical solution that step F, described first oil mixture that described step e is retained in refining kettle inside are prepared with described steps A again reacts once; Reaction concrete steps are identical with step D, that is: when 1. making the temperature of refining kettle rise to 60-70 DEG C, the chemical solution described steps A prepared is added in the first oil mixture of described refining kettle in spray mode, when the mixture in described refining kettle plays soap flocculation, regulate the pH value of described mixture to be 7-8, stop adding described chemical solution; 2. react after 0.5-2 hour, stop stirring; 3. after making described refining kettle be warming up to 90 DEG C, gravity settling is carried out in insulation; Gravity settling, after the breaking of oil of top, obtains the second sediment of bottom and second oil mixture on top;
Step G, derived from refining kettle by pipeline by obtained bottom second sediment, the second oil mixture obtained is retained in refining kettle inside; Described second sediment main component is water miscible organic soap class;
Step H, make the second oil mixture after the adsorption filtration of mineral fibre strainer, pump into still kettle, cut out lighting end, obtain the 3rd oil mixture; The concrete steps of described cutting lighting end are: in still kettle, open mechanical stirring, heating system and vacuum system, make to dewater to the second oil mixture after described adsorption filtration under whipped state, temperature 90-150 DEG C, vacuum tightness >=0.09Mpa, obtain the 3rd oil mixture;
Step I, the 3rd oil mixture obtained by described step H carries out cutting and obtains distillate, distillates each distillate obtaining required viscosity according to the temperature of cut; The condition that described cutting distillates each distillate component is: pot temperature rises to 270 DEG C from 150 DEG C, vacuum tightness >=0.09Mpa, and rate of air sucked in required is 600L/s.
Step J, each distillate distillated by described step I, after the adsorption filtration of mineral fibre strainer, finally obtains described Reclaimed Base Oil material.
Compared with prior art, tool has the following advantages in the present invention:
(1) nano novel metalworking fluid action principle: adopt nano novel metalworking fluid to be that lubricant is when carrying out chipless working and the mechanical workout of metal, nanometer extreme pressure anti-wear additives in lubricant due under the effect of temperature and pressure, can form wear resistance and the superpower ceramic nanoscale molecular film of extreme pressure property with molecular form on the surface of metal or cutter instantaneously.This one deck molecular film has higher hardness, good resistance to abrasion, good oxidation-resistance, erosion resistance, and insensitive to the selectivity of metallic substance, can well adapt to various metallic substance, can not cause corrosion of metal.Along with the enhancing of the reactive force between metal works and mould or cutter, pressure increase, temperature raises, shearing motion when friction pair slides just carries out in this layer of ceramic nanoscale molecular film, thus prevent metallic surface from occurring gummed or scratch, effectively slow down the speed that lubricant temperature rises, the effects such as lubrication, cooling are played to work metal and cutter (mould) tool, thus decrease power consumption, decrease the wearing and tearing of cutter (mould) tool, extend cutter (mould) tool work-ing life.Owing to effectively slow down friction, control temperature, and then control the heat waste of workpiece in the course of processing and become homeless the thermograde that causes to reduce machining deformation, uniform thermolysis is risen to the heat produced in the cooling course of processing, also serve heat-blocking action simultaneously, effectively prevent the thermal shocking of workpiece chilling and cutter (mould) tool.
(2) function of nano novel metalworking fluid of the present invention and purposes: the specialty metal treated oil of the nano novel metalworking fluid that the present invention produces to be a kind of with nano material be extreme pressure anti-wear additives, its extreme pressure ability is much larger than sulphur phosphorous and chlorine lead-type metalworking fluid.Product of the present invention is tasteless, nontoxic, has good extreme pressure anti-wear and thermostability, all corrosion-free to copper, Aluminum-aluminum alloy, not the active element such as sulfur-bearing, phosphorus, chlorine.Can be used for the multiple processing such as machining and forging, rolling, extruding, drawing, punching press of the materials such as cast iron, carbon steel, steel alloy, stainless steel, hard alloy steel, copper, aluminium and X alloy.Have and reduce or control friction; The effects such as lubrication, cooling are play to work metal and cutter (mould) tool; Reduce the wearing and tearing of cutter (mould) tool, extend cutter (mould) tool work-ing life; Improve processing metal surface quality and tolerance, and improve its smooth finish; Effectively control the thermal shocking of workpiece chilling and mould; Protect the not oxidated or corrosion in processing metal surface.
(3) preparation method of the present invention does not relate to environmental issue, and reason mainly adopts the recycle mode of production, and contamination-free produces.In starting material of the present invention, base oil used adopts waste liquid force feed or weaving machine oil to be raw material, through the recovered oil of the free of contamination process for regeneration of waste lubricating oil processing and refining of our company's independent research; Do not produce obnoxious flavour, non-wastewater discharge, without waste sludge discharge.In the present invention, nanometer extreme pressure anti-wear additives used is a kind of nitrogen boron complexes; Without special odor, generate without waste.Be in harmonious proportion in the vacuum of nano novel metalworking fluid, dewater, degassed, filtration, packaging, the processing link such as storage, produce without the peculiar smell affecting environment, the mechanical impurity filtered out, as dust, iron filings, solid insoluble etc. cannot the mechanical impuritys of recycling, concentrates landfill disposal.
Embodiment
Embodiment 1: utilize waste lubricating oil to prepare Reclaimed Base Oil
One useless No. 32 antiwear hydraulic oils (L-HM32), colourity is yellowish brown, the muddy shape of moisture one-tenth, acid smell after existing significantly oxidation.Through following art breading:
Steps A, preparative chemistry solution: preparation containing NaOH mass concentration be 3%, Na
2sO
3mass concentration 5%, CH
3cH
2oH mass concentration is the aqueous solution of 5%.
Step B, pending waste lubricating oil, after the adsorption filtration of mineral fibre strainer, obtains material a;
Step C, by described material a through pumping into refining kettle, stirring, heating simultaneously to described material a;
Step D, makes material a and described chemical solution fully react in described refining kettle; Described reaction concrete steps comprise successively: 1. when the temperature of refining kettle rises to 60-70 DEG C, the chemical solution described steps A prepared is added in described material a in spray mode, when the mixture in described refining kettle plays soap flocculation, regulate the pH value of described mixture to be 8, stop adding described chemical solution; 2. react after 0.5 hour, stop stirring; 3. after making described refining kettle be warming up to 90 DEG C, gravity settling is carried out in insulation; Gravity settling, after the breaking of oil of top, obtains the first sediment of bottom and first oil mixture on top; Described first sediment main component is water miscible organic soap class;
Step e, derived from refining kettle by pipeline by obtained bottom first sediment, the first oil mixture obtained is retained in refining kettle inside;
The chemical solution that step F, described first oil mixture that described step e is retained in refining kettle inside are prepared with described steps A again reacts once; Reaction concrete steps are identical with step D, that is: when 1. making the temperature of refining kettle rise to 60-70 DEG C, the chemical solution described steps A prepared is added in the first oil mixture of described refining kettle in spray mode, when the mixture in described refining kettle plays soap flocculation, regulate the pH value of described mixture to be 7-8, stop adding described chemical solution; 2. react after 0.5-2 hour, stop stirring; 3. after making described refining kettle be warming up to 90 DEG C, gravity settling is carried out in insulation; Gravity settling, after the breaking of oil of top, obtains the second sediment of bottom and second oil mixture on top;
Step G, derived from refining kettle by pipeline by obtained bottom second sediment, the second oil mixture obtained is retained in refining kettle inside; Described second sediment main component is water miscible organic soap class;
Step H, make the second oil mixture after the adsorption filtration of mineral fibre strainer, pump into still kettle, cutting lighting end, after obtain the 3rd oil mixture that is retained in described still kettle; The concrete steps of described cutting lighting end are: in still kettle, open mechanical stirring, heating system and vacuum system, make to dewater to the second oil mixture after described adsorption filtration under whipped state, temperature 90-150 DEG C, vacuum tightness are higher than the vacuum condition of 0.09Mpa; " cutting lighting end " refers to the lighting end of removing second oil mixture.Because have the lighting end of massfraction about 5% to be volatile matter in the second oil mixture and contain acid, stink, affect the quality of product; Namely this part objectionable impurities can be removed by the operation of described step H.During concrete operations, a receiving tank is used to receive the lighting end now distillated.
Step I, described still kettle is transformed into another receiving tank, the 3rd oil mixture obtained by described step H carries out cutting and obtains distillate, the cutting operating mode of described distillate is: make described pot temperature rise to 270 DEG C from 150 DEG C, system vacuum is higher than 0.09Mpa, rate of air sucked in required is 600L/s, and still kettle improves steam output with nitrogen air lift, and output is about 2000L per hour.
Step J, by the distillate that described step I distillates, after the adsorption filtration of mineral fibre strainer, finally obtains the Reclaimed Base Oil material wanted required for the present invention.
The quality index of this Reclaimed Base Oil compares as table 1
Table 1
Embodiment 2 prepares nano novel metalworking fluid
Step one, pumps into vacuum mediation still, opens and stir, open vacuum system, heat simultaneously to described Reclaimed Base Oil by Reclaimed Base Oil prepared by embodiment 1;
Step 2, makes Reclaimed Base Oil fully mix with nanometer extreme pressure anti-wear additives, is uniformly dispersed; Concrete reactions steps comprises successively: 1. the Reclaimed Base Oil of vacuum reaction still is heated under mixing speed is 90 revs/min of situations to 60-70 DEG C, degassed deodorizing of carrying out under vacuum tightness >=0.09Mpa dewatering eliminates the unusual smell about 0.5 hour; 2. keep vacuum reaction still oil temperature 60-70 DEG C, in mixing speed 90 revs/min of situations, nanometer extreme pressure anti-wear additives needed for the negative pressure of vacuum suction utilizing vacuum reaction still; 3. keep vacuum reaction still oil temperature 60-70 DEG C, mixing speed 90 revs/min, in vacuum tightness >=0.09Mpa situation 1 hour, obtain the thick finished product of nano novel metalworking fluid;
Step 3, the thick finished product of nano novel metalworking fluid described step 2 obtained, after testing after qualified, filters through stainless steel deep bed filter, filling both finished product nano novel metalworking fluid.
In described step 2, the suction amount of described nanometer extreme pressure anti-wear additives is 8% of described Quality of Reclaimed Base Oil.
Product of the present invention, compared with main competitive enterprise like product, product performance and result of use has obvious advantage.For comparing in more detail, now tabulate as follows to product leading indicator:
As above, just the present invention can be realized well.
Claims (4)
1. the preparation method of nano novel metalworking fluid, is characterized in that, in turn includes the following steps:
Step one, pumps into vacuum mediation still, opens and stir, open vacuum system, heat simultaneously to described Reclaimed Base Oil by Reclaimed Base Oil;
Step 2, makes Reclaimed Base Oil fully mix with nanometer extreme pressure anti-wear additives, is uniformly dispersed; Concrete reactions steps comprises successively: 1. the Reclaimed Base Oil of vacuum reaction still is heated under mixing speed is 90 revs/min of situations to 60-70 DEG C, degassed deodorizing of carrying out under vacuum tightness >=0.09Mpa dewatering eliminates the unusual smell 0.5-1 hour; 2. keep vacuum reaction still oil temperature 60-70 DEG C, in mixing speed 90 revs/min of situations, nanometer extreme pressure anti-wear additives needed for the negative pressure of vacuum suction utilizing vacuum reaction still; 3. keep vacuum reaction still oil temperature 60-70 DEG C, mixing speed 90 revs/min, 1-2 hour in vacuum tightness >=0.09Mpa situation, obtain the thick finished product of nano novel metalworking fluid;
Step 3, the thick finished product of nano novel metalworking fluid described step 2 obtained, after testing after qualified, filters, filling both finished product nano novel metalworking fluid.
2. the preparation method of nano novel metalworking fluid as claimed in claim 1, is characterized in that, in described step 3, uses stainless steel deep bed filter to filter.
3. the preparation method of nano novel metalworking fluid as claimed in claim 1, it is characterized in that, described nanometer extreme pressure anti-wear additives is the precious anti-wear agent TM-B nitrogen boron complexes of strength.
4. nano novel metalworking fluid, is characterized in that, is prepared by any described preparation method of claim 1-6.
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| CN106867648A (en) * | 2016-12-22 | 2017-06-20 | 当涂县宏宇金属炉料有限责任公司 | A kind of waste lubricating oil makes wire drawing powder method |
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