CN106392764A - High-speed milling micro lubrication liquid supply nozzle structure and separation and recovery mechanism and system - Google Patents
High-speed milling micro lubrication liquid supply nozzle structure and separation and recovery mechanism and system Download PDFInfo
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- CN106392764A CN106392764A CN201611109567.8A CN201611109567A CN106392764A CN 106392764 A CN106392764 A CN 106392764A CN 201611109567 A CN201611109567 A CN 201611109567A CN 106392764 A CN106392764 A CN 106392764A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1076—Arrangements for cooling or lubricating tools or work with a cutting liquid nozzle specially adaptable to different kinds of machining operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1069—Filtration systems specially adapted for cutting liquids
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Abstract
The invention discloses a high-speed milling micro lubrication liquid supply nozzle structure and a separation and recovery mechanism and a system. The structure comprises at least two nozzle bodies; one ends of the nozzle bodies are connected with a pipeline shell, and the other ends of the nozzle bodies are spraying heads; mixing channels formed by internals of hollow pipes are arranged in the nozzle bodies; one ends of the mixing channels are communicated with at least two pipelines; gas is introduced in the first pipeline; lubricating oil is introduced in the second pipeline; a gas pipeline communicated with the first pipeline and a lubricating oil pipeline communicated with the second pipeline are arranged in the pipeline shell; the gas pipeline and the lubricating oil pipeline both surround the center point of the pipeline shell; through setting of the pipeline shell, the lubrication and the cooling of milled parts are realized, and the lubricating effect is good; and the structure can effectively prevent splashing of chips and fog drips through setting of a box body, reduces the harm to environments and operators in the machining process, meanwhile, can effectively realize separation of a lubricating agent, the chips and the gas, and reduces environmental pollution.
Description
Technical field
The present invention relates to Milling Process field, more particularly, to high-speed milling micro lubricating feed flow nozzle arrangements, separate and return
Receive mechanism and system.
Background technology
Milling refers to the multiple-cutting-edge tool cutting workpiece using rotation, is efficient processing method.During Milling Process, milling cutter
Rotation be main motion, milling cutter or workpiece are feed motions along the linear motion of coordinate direction or gyration it is adaptable to plane
Class and the processing of groove class workpiece.
High-speed milling is that to carry out scrap rate with fast feed speed little, but metal removal rate is higher than depth milling efficiency, from
And tool life, reduce a kind of high-efficient milling method of non-processing time, its application is particularly suitable for modern production
Rapid-action feature.
At present, use lubricant in cutting process in a large number, i.e. cast-type processing, environment and workers ' health are injured very
Greatly.Due to environmental requirement, the waste liquid of lubricant have to pass through process, up to standard after could discharge, liquid waste processing is costly, up to
The 54% of lubricant cost, makes people have to lubricant is reappraised.
Micro lubricating is also referred to as MQL Minimal Quantity Lubrication (MQL), is a kind of metal
The lubricating system of processing, after referring to the lubricating oil mixed aerosol by compressed gas (air, nitrogen, carbon dioxide etc.) and denier,
Form micron-sized drop, be ejected into a kind of cutting working method that processing district carries out effectively lubricating.This technology is ensureing have
On the premise of effect lubrication and cooling effect, using minimal grinding fluid (the thousand of about traditional cast-type lubricating system consumption
/ mono-), with reduces cost and the pollution to environment and the injury to human body.
Micro-lubricating cutting liquid passes through carrying of gases at high pressure, and cutting fluid is injected into machining area, due to compress sky
Gas be power injection droplet eject after just be no longer influenced by constraint, its motion will be spread, drift about, and no longer may be used
Control.Therefore, the small droplet of granule is diffused in work, not only environment is caused greatly to pollute but also staff can be made
Become great health hazard.When the diameter of droplet is less than 4 μm of various occupation disease that even can cause operator, such as exhale
Desorption system disease, skin carcinoma etc..Even if exposed according to the actual report short time to be also possible in such a case damage pulmonary function.
Exposure limit concentration for this mineral oil droplet proposed by U.S.'s occupational safety and health research is 0.5mg/m3.In order to ensure work
The health of personnel is it is necessary to be controlled by micro lubricating process fine droplet.
High-speed milling produces substantial amounts of chip, and dissipates with the rotary motion four of workpiece, is unfavorable for collecting, has a strong impact on ring
Border health.
Through retrieval, Shanghai Jinzhao Conservation of Energy Science ＆ Technology Co., Ltd. has done substantial amounts of research work in terms of micro lubricating feed system
Make.
Through retrieval：Li Gang has invented the energy saving micro lubricating system (patent No.：ZL201410012590.X), devise one kind
Energy saving micro lubricating system, including oil storage barrel and nozzle system, equipped with lubricant in oil storage barrel, is arranged on described oil storage barrel side
The control valve for fluids being connected with described oil storage barrel arrival end, the nozzle system being connected with described control valve for fluids, and gas stream
Amount valve；Wherein, described pressure regulation drainage screen is connected with described nozzle system respectively with gas flow valve, described gas flow valve and institute
State pressure regulation drainage screen to communicate.Setting gas flow valve and control valve for fluids on oil storage barrel are passed through in this invention, described in precise control
The oil-gas ratin that nozzle system sprays, it is to avoid cause lubricant to be atomized, affect environment, causes to waste.
Through retrieval, Li Gang has invented the oil-water-gas three-phase energy saving micro lubricating system (patent No.：ZL201410012609.0),
Devise a kind of oil-water-gas three-phase energy saving micro lubricating system, including：Micro fueling injection equipment, sprayable aqueous solutions device and nozzle dress
Put, equipped with aqueous solution in minimum quantity lubrication device；It is connected with compressed air, compression in described oil-water-gas three-phase energy saving micro lubricating system
Gas is divided into two-way, and a route reaches sprayable aqueous solutions device；Another road compressed gas bifurcate, and a branch road passes through fuel injector cartridge
Put, another branch road is communicated with spray nozzle device through pipeline；Micro fueling injection equipment and sprayable aqueous solutions device pass through pipeline and nozzle respectively
Device connects.This invention is passed through to control the flow of oil gas water, and then in solution prior art, the mixing of water oil is uneven, goes out liquid effect
Not good problem, and air compressor power consumption 70%～90% can be saved.Compared with conventional lubrication technology, this invention can subtract
The usage amount of few lubricant and discharge capacity more than 95%, energy-saving and emission-reduction, environmental protection effect are notable.
Through retrieval, Wu Qidong has invented the electrolysis aqueous hydrocarbon three-phase energy-saving micro lubricating cooling system (patent No.：
ZL201610405074.2), devise a kind of electrolysis aqueous hydrocarbon three-phase energy-saving micro lubricating cooling system it is characterised in that：Bag
Include：Electrolytic water generator, at least one micro fueling injection equipment, at least one oil-water gas injection device；Described electrolysis water fills
The external water source of water inlet end put, alkaline water water side is connected with oil-water gas injection device by flexible pipe；Compressed air is divided into two-way,
One tunnel is directly connected with described oil-water gas injection device；Another road is connected with described micro fueling injection equipment as power, described micro-
The oil-out of amount lubricating arrangement is connected with oil-water gas injection device.Have an advantage in that lubricant quantity in solution conventional art
Greatly, environmental pollution is serious, and in prior art, the mixing of water oil is uneven, go out liquid effect on driving birds is not good and add water that frequent to increase work strong
The problem of degree.
Through retrieval, Zhang Naiqing has invented oil-water-gas three-phase lubricating system with trace amount special micro lubricating agent and preparation method thereof
(the patent No.：ZL201410265031.X), devise the special micro lubricating agent of oil-water-gas three-phase lubricating system with trace amount, its feature exists
In：Including oil preparation A and water preparation B, wherein, oil preparation A is grouped into by the group of following percentage by weight：Poly- ricinoleate ester 40-60%；
Low viscosity synthetic ester 30-50%；Phosphate ester 2-5%；Ethanolamine borate 2-5%；Water preparation B is by the component of following percentage by weight
Composition：Water 95～98%；Molybdate 0.5～2%；Phosphate 0.5～2%；Low-carbon alcohols 0.5～1%；BTA or its spread out
Biological 0.01～0.05%.A kind of special micro lubricating agent of oil-water-gas three-phase lubricating system with trace amount of this invention preparation, cooperation is micro-
Amount lubricating arrangement uses, and can save the usage amount more than 95% of cutting fluid.
Through retrieval, Zhang Naiqing has invented a kind of degradable micro lubricating oil and preparation method thereof (patent No.：
ZL201510674332.2), devise a kind of degradable micro lubricating oil it is characterised in that：Include mass percent concentration
Polypentaerythritol methacrylic acid oleate for 1-99%.A kind of micro lubricating oil cooperation minimum quantity lubrication device of this invention makes
With usage amount can reduce to original less than 5%, reaches good lubrication, cooling effect, energy-saving and emission-reduction, environmental conservation effect
Fruit is notable.
Through retrieval, Zhang Naiqing has invented the Organic molybdenum trace lubricant (patent No.：ZL201310199579.4), devise one
Plant Organic molybdenum trace lubricant, be prepared from by the percentage by weight of following raw material：Organic-molybdenum 31-100%；Lube base oil
0-69%；Extreme pressure anti-wear additives 0-10%；Antirust agent 0-10%.The Organic molybdenum trace lubricant of this invention overcomes in prior art
Micro lubricating oil apply to the hardness ag(e)ing not good problem of fruit of difficult-to-machine metal.
Through retrieval, micro lubricating team of Qingdao Technological University has done numerous studies work in terms of nano-fluid feed system
Make.
Through retrieval, Li Changhe has invented the nanoparticle jet micro lubricating grinding lubricant supply system (patent No.：
ZL201210153801.2), devise a kind of nanoparticle jet micro lubricating grinding lubricant supply system, it is by nanoscale
Make the lubricant of micro lubricating grinding in the grinding fluid of solids addition degradable, by micro feedway, lubricant is become
For the pulse drop that there is fixation pressure, pulse frequency is variable, liquid-drop diameter is constant, the air barrier producing in gases at high pressure
Under effect, grinding area is sprayed into pattern.It has all advantages of Minimal Quantity Lubrication Technology and has higher cooling performance
With excellent tribology characteristic, efficiently solve grinding burn, improve workpiece surface quality, realize efficiently, low consumption, environment friend
Good, resource-effective low-carbon green clean manufacturing, has very important meaning.
Through retrieval, Li Changhe has invented sub-cooled and has coupled grinding medium feed system with nanoparticle jet micro lubricating
(the patent No.：ZL201310180218.5), devise a kind of sub-cooled and couple grinding Jie with nanoparticle jet micro lubricating
Matter feed system.It includes at least one micro lubricating and sub-cooled nozzles combine unit, and this unit is arranged on the sand of emery wheel
Wheel cover side, and match with the workpiece on workbench；Described unit includes micro lubricating and is atomized micro nozzle and sub-cooled
Nozzle, micro lubricating is atomized micro nozzle and is connected with nano-fluid pipeline and compressed air line, sub-cooled nozzle and low temperature
Coolant pipeline connects；The nano-fluid pipeline of each unit, compressed air line and sub-cooled liquid pipeline are all by controlling
Valve is connected with nano-fluid feed system, cryogenic media feed system and compressed-air supply system, nano-fluid feed system,
Cryogenic media feed system and compressed-air supply system are connected with control device.It efficiently solves grinding burn, improves
Workpiece surface quality, realize efficiently, low consumption, environmental friendliness, resource-effective low-carbon green clean manufacturing.
Through retrieval, it is (special that Zhang Yanbin has invented cold technique system in nano-fluid micro lubricating electrostatic atomization controllable jet
Profit number：), ZL201410445730.2 devise cold technique system in a kind of nano-fluid micro lubricating electrostatic atomization controllable jet
System, system includes adjustable high voltage D. C, interior cold tool converter, high pressure electrical switching device and integrated nozzle.Micro lubricating
System passes through interior cold tool converter, and inwardly cold drill bit supplies micro-lubricating cutting liquid.Positive electrical is led to by adjustable high voltage D. C
Too high piezoelectric transducer device is transferred to the electrode needle of integrated nozzle, is transferred to workpiece by negative pole electrical ground and by magnetic coupling,
Make electrode needle workpiece area form corona charging field, to micro-lubricating cutting liquid corona charging, realize electrostatic atomization effect.
Micro-lubricating cutting liquid mist can be made to drop in injection by electrostatic atomization principle and realize controlled distribution, it is possible to increase spectrum of fog drop
Uniformity, deposition efficiency and liquid effective rate of utilization, and can effectively control the characteristics of motion of droplet, thus reducing to ring
The pollution in border, is that staff provides more preferable health care.
Through retrieval, Li Changhe has invented the nanoparticle jet micro lubricating grinding three-phase stream feed system (patent No.：
ZL201110221543.2), it is related to a kind of field of machining, that is, a kind of nanoparticle jet micro lubricating grinding three-phase stream supplies
To system, it is characterized in：Nano-fluid is delivered at nozzle through fluid path, gases at high pressure enter nozzle, high pressure through gas circuit simultaneously
Gas and nano-fluid are sufficiently mixed atomization in nozzle mixing chamber, and accelerated room enters minor air cell, compressed gas simultaneously after accelerating
Body enters through minor air cell's passage, so that three-phase flow is further rotated and mixes and accelerate, then three-phase flow is in the form of atomized drop
Spray to grinding area through jet expansion.Beneficial effect is：The rotation direction passage of nozzle mixing chamber is tangent with mixing chamber wall, nanometer
Fluid is uniform with gas mixing；Gas circuit and fluid path are furnished with pressure regulator valve, choke valve and effusion meter, the pressure of nano-fluid and gases at high pressure
Power, flow can be adjusted as needed, reach the micro lubricating effect of optimum；Solve micro lubricating cooling capacity not enough, cast
Formula grinding lubricant quantity is big, takes liquid processing cost height, the serious difficult problem of environmental pollution.
Through retrieval, Wang Sheng devises a kind of gas cover type micro lubricating feedway (utility model patent number：
), ZL201220222932.7 it will make the profit of micro lubricating grinding in the grinding fluid of nanoscale solids particle addition degradable
Lubricant is changed into, from micro feedway, the pulse liquid that has fixation pressure, pulse frequency is variable, liquid-drop diameter is constant by lubrication prescription
Drip, under the air barrier effect that gases at high pressure produce, grinding area is sprayed into pattern.It has Minimal Quantity Lubrication Technology
All advantages simultaneously have higher cooling performance and excellent tribology characteristic, efficiently solve grinding burn, improve workpiece table
Face quality, realize efficiently, low consumption, environmental friendliness, resource-effective low-carbon green clean manufacturing, there is very important meaning.
Through retrieval, Li Changhe invented magnetic strengthen electric field under nanoparticle jet controlled transport micro lubricating grinding equipment
(the patent No.：201310634991.4), devise the controlled micro lubricating that transports of nanoparticle jet under a kind of magnetic enhancing electric field and grind
Cut equipment, by increasing magnetic field around corona zone, improve the carrying capacity of drop.It includes：Outside is provided with high-magnitude DC electrostatic
Generator and the nozzle of magnetic field forming device；Nozzle is connected with nanoparticle liquid-supplying system, air supply system；High-magnitude DC electrostatic is sent out
Raw device is connected with the negative pole of adjustable high voltage D. C, and the positive pole of adjustable high voltage D. C is then not added with being used for being attached to workpiece
The workpiece power-up device on work surface connects, thus forming the form of negative corona discharge；It is magnetic around the corona zone of static discharge
Field forms device；Grinding nanometer fluid liquid is while the shower nozzle of nozzle sprays and is atomized into drop in high-magnitude DC electrostatic generator
And to droplets and be admitted to grinding area in the presence of magnetic field forming device.
Through retrieval, Li Changhe devises nanometer powder minimal quantity lubricating cooling grinding attachment (utility model patent number：
ZL200920177485.6), this utility model is related to a kind of equipment for grinding, i.e. a kind of nanometer powder minimal quantity lubricating cooling grinding dress
Put.It is characterized in：This device is provided with lubricating oil holding vessel, water store tank and nanometer grade powder holding vessel, under each holding vessel
Side is connected to flow control valve and power supply device.During work, pressure-air, lubricating oil, water, nanometer powder are transported to mixing
Area is atomized, and forms nano-particle and Water-In-Oil grinding fluid, and passes through flexible pipe, and shower nozzle is transported to grinding area.Grinding fluid
Consumption is few, and general consumption of lubricating oil is not more than 50ml/h, the only 1/20-1/50 of traditional diamond-making technique.Nanometer powder consumption
It is not more than 100g/h, compressed air also has chip removal cooling effect, can simplify workpiece matting, significantly extend abluent
In the life-span, save cooling recirculation system, a large amount of reducing energy consumptions.The friction between cutter and workpiece, cutter and chip can be effectively reduced,
Extend cutter life, improve crudy, it is to avoid existing casting in a large number using the various disadvantages of grinding fluid, had both improve work
Effect, turn avoid environmental pollution.
Through retrieval, Li Benkai has invented the nano-fluid micro lubricating grinding that in electric card, cooling emery wheel is coupled with electrostatic technique
Equipment and its using method (patent No.：ZL201610049625.6), cooling emery wheel and electrostatic technique in a kind of electric card are devised
Coupling nano-fluid micro lubricating equipment for grinding and its using method, by the material that can produce electric card effect make nanometer or
Micron-sized powder is added to formation electric card emery wheel in grinding wheel bond, uses cooperatively electrostatic atomization, magnetic strengthens in electrostatic simultaneously
With cleaning and electrostatic precipitation, it is integrated into the equipment for grinding that in a set of emery wheel, cooling is coupled with electrostatic technique, not only significantly reduces
The temperature of grinding area, and wheel grinding surface is carried out, it is to avoid wheel topography is moreover it is possible to substantially reduce in grinding engineering week
The mist of oil amount in collarette border, this equipment significantly improves working (machining) efficiency, reaches the requirement of environmental protection；The equipment of this invention can drop effectively
Low grinding area temperature, improves working (machining) efficiency and quality, can reduce mist of oil again and to the pollution of environment and reduce to health
Harm, the requirement not only having met machining but also the requirement meeting energy-conserving and environment-protective.
Through retrieval, Li Changhe has invented the nano-fluid micro lubricating electrostatic atomization controllable jet turning system (patent No.：
ZL201410445271.8), devise a kind of nano-fluid micro lubricating electrostatic atomization controllable jet turning system, it includes：
Scalable multi-cathode power supply, scalable multi-cathode power supply has the negative pole interface of multiple difference voltages and at least one positive pole connects
Mouthful, each negative pole interface works independently of one another；Built-in integrated nozzle and external integrated nozzle are respectively equipped with interior cold lathe tool, described
The vicinity that two nozzles are distributed in lathe tool provides lubricant medium for turning；Described two nozzles pass through interior cold within interior cold lathe tool respectively
Hole is connected offer lubricating and cutting fluid with lubricating system with trace amount；Described two nozzles also pass through wire and scalable multi-cathode respectively simultaneously
The different negative pole interfaces of power supply connect；Magnetic coupling is connected with the anode interface of scalable multi-cathode power supply by wire, and pacifies
It is contained on interior cold lathe tool, this wire is grounded simultaneously.Controlled distribution is realized in this invention in course of injection, improves the uniform of spectrum of fog drop
Property, deposition efficiency and liquid effective rate of utilization, control the droplet characteristics of motion, reduce the pollution to environment.
In sum, prior art have studied application in machining for the lubricating system with trace amount, but design is uncomfortable
Integrated for the lubrication of high-speed milling disk-like accessory, cooling and Oil, Water, Gas, the separation of chip and collection device.
Content of the invention
The first object of the present invention is to provide a kind of nozzle arrangements being applied to high-speed milling disk-like accessory micro lubricating, root
According to the size of workpiece, adjust the diameter dimension of nozzle；Multiple shower nozzles are distributed on nozzle arrangements, according to the chi of processing workpiece
Very little, control and participate in lubrication, the shower nozzle number of cooling.
The second object of the present invention is to provide a kind of high-speed milling micro lubricating gas-liquid chip recycling and segregation apparatuss, this dress
Put achievable oil gas bits to separate and collection, it is to avoid lubricant flies upward in the air, decrease the pollution to air it is ensured that workman
Life security.
In order to reach above-mentioned purpose, first technical scheme that the present invention provides：
High-speed milling micro lubricating feed flow nozzle arrangements, including at least two nozzle bodies, nozzle body one end and pipeline
Housing connects, and is spaced the angle setting of setting, the other end of nozzle body is shower nozzle, nozzle body between adjacent nozzle body
Inside it is provided with the hybrid channel being internally formed by hollow pipe, hybrid channel one end and at least two pipeline connections, logical in the first pipeline
Enter gas, in the second pipeline, be passed through lubricating oil, be provided with gas piping with the first pipeline connection inside conduit shell and with
The lubricating oil pipeline of two pipeline connections, all around the central point setting of conduit shell, nozzle is originally for gas piping and lubricating oil pipeline
The end of body is connected with conduit shell by screw thread.
Above-mentioned confession nozzle for liquid, circular in configuration can be arranged as milling cutter processing part offer lubrication, cooling effect, because ringwise
Arrangement is same or like with Milling Process partial shape, big with the contact area of processing part, high lubricating effect.
Described conduit shell includes at least two sections, arranges articulated joints, articulated joints between adjacent conduit shell
Can be hinge, facilitate opening of conduit shell, in order to installing or being applied to various sizes of milling cutter or work
Part.
For snakelike gimbal shape setting outside described nozzle body, so it is easy to the adjustment to shower nozzle direction, adjustment spray
The flow direction of jet body.
It is provided with the adjusting rod of two sections of conduit shell opening angles of scalable, by adjusting between two sections of often adjacent conduit shell
Pole is determined to the distance between two sections of conduit shell, and realizes the regulation of the two opening angle.
Described adjusting rod includes two threaded rods, and one end of two threaded rods is commonly connected to secured adjusted pipe, two threaded rods
The other end be connected with conduit shell by secured adjusted bar screw respectively, further, conduit shell be arc shell.
Described hollow bore is more than the first tubing internal diameter, and the first pipeline and the bending setting of hollow pipe connection end, and first
With raised opening, described second pipeline one end is bendingly inserted at the opening of the first pipeline for pipeline setting；
Or, the second pipeline is arranged with the bending of hollow pipe connection end, and the second pipeline arranges the raised opening of peripheral band, described
First pipeline one end is bendingly inserted at the opening of the second pipeline；
Further, first pipe road bending end and the angle ε of second pipe road bending end meet 22 ° of 18 ° of ε.
In an alternative embodiment of the invention, when described nozzle body is provided with multiple, it is provided with for adjusting in conduit shell side
The swivel hoses folder of logical lubricants capacity in whole first pipeline ventilation, the second pipeline, swivel hoses folder one end projects pipeline shell
Body is arranged, and swivel hoses press from both sides cylindrical form, and can screw in conduit shell, conduit shell internal opposite side setting raised so that
Extrude the first pipeline and the second pipeline after swivel hoses folder screws in, control ventilation and the oil of nozzle arrangements both sides nozzle body
Amount, the first pipeline, the second pipeline and the 3rd pipeline are all flexible pipes.
Further, described conduit shell includes two sections, and every section of conduit shell side is provided with 3 nozzle bodies, one section
Angle β and nozzle body and nozzle body institute between the angle γ of adjacent nozzle body, two sections of conduit shell in conduit shell
It is respectively 5 ° of 2 ° of β in conduit shell edge angle δ parameter, 15 ° of 40 ° of 35 ° of γ, 10 ° of δ.
Additionally, in order to reduce the pollution to environment, said nozzle also includes the 3rd pipeline connecting with described hollow pipe, the
It is passed through water in three pipelines；
Further, the first pipeline and the bending setting of hollow pipe connection end, the first pipeline arranges the raised opening of peripheral band,
Described second pipeline, one end of the 3rd pipeline are all bendingly inserted at the opening of the first pipeline；
The internal diameter of the first pipeline is more than the second pipeline, the internal diameter of the 3rd pipeline and the internal diameter less than hollow pipe；
First pipeline and the angle of the second pipeline, the angle η of the first pipeline and the 3rd pipeline, meet 14 ° of 10 ° of η.
The present invention provide alternative plan be：
A kind of high-speed milling gas-liquid separation and recovering mechanism, including oil-water-gas chip collecting hood, oil-water-gas chip is collected
Cover opening is arranged at milling, and oil-water-gas chip collecting hood is connected with semi-circumferential spiral cyclone dust extractor by pipeline, half
Circumferential spiral cyclone dust extractor bottom setting pipeline, duct bottom arrange material-falling hopper, material-falling hopper bottom pass through blanking port with
Lubricating oil collecting box connects, and arranges drainage screen at blanking port top.
Wherein, it is hollow-core construction inside blanking port, threadeded with material-falling hopper by screw thread outside blanking port, pipeline
It is connected with material-falling hopper by flange, the two junction is provided with sealing ring, it is to avoid oil leak.
Length of chip size d of the separation minimum tried to achieve according to cyclone separatorc, in order to prevent entering the chip of material-falling hopper
Fall from drainage screen, in order to play profit purpose detached with chip, drainage screen Mesh Diameter d should meetFilter
Net with diameter greater than blanking port internal diameter.
The present invention provide third program be：
A kind of high-speed milling micro lubricating liquid-supplying system, supplies including described high-speed milling micro lubricating in casing
Nozzle for liquid structure, arranges oil-water-gas chip collecting hood, profit autogenous cutting in the side of high-speed milling micro lubricating feed flow nozzle arrangements
Bits collecting hood with located at casing outside oil-water-gas chip segregation apparatuss be connected, described conduit shell sets around milling cutter circumferencial direction
Put, if milling cutter axis is horizontally disposed with, conduit shell is vertically arranged, conduit shell semicircular in shape shape is configured around milling cutter,
The one side of casing is provided with observation window, is easy to the observation to milling situation.
The side setting opening of casing, box opening side is arranged towards lathe, realizes to the profit in existing milling operation
The sliding collection with chip, wherein, the entrance pipe of oil-water-gas chip collecting hood is vertical with the set location of milling cutter.
Above-mentioned oil-water-gas chip segregation apparatuss, the gas with chip are carried out separating, reduce the pollution to air；Its
In, the opening of aqueous vapor chip collecting hood is arranged at the cutting of cutting tip.
Further, the first pipeline and the second pipeline pass through casing to arrange, and the first pipeline and the second pipeline pass through conveying
Pipe clip carries out unifying to clamp, and conveying pipe clip, located at box house, arranges delivery track in tank surface.If being provided with
3rd pipeline, three pipelines are fixed by the second conveying pipe clip, and such oil-water-gas chip segregation apparatuss are equally because of weight
Power effect is collected to water.
Conveying pipe clip includes two halves folder, two ends each curved shape of two halves folder, and two halves folder is oppositely arranged, solid
Behind fixed tube road, two halves folder is fastened by screw.
Described oil-water-gas chip segregation apparatuss are semi-circumferential spiral cyclone dust extractor, and cyclone dust extractor porch is provided with cone
Angle α, in order that the flow velocity entering in cleaner unit is accelerated and is avoided mixed gas due to leading to cleaner unit entrance is hindered
The flow entering cleaner unit reduces 10 ° of 5 ° of α it is ensured that gas tangentially can enter along wall, setting inside cyclone dust extractor
With D0/ 2 is radius, highly for h1, θ ° of arc plate (D0For drum diameter, h1For cleaner unit entrance height), the setting of arc plate
Increase tangential velocity v entering segregation apparatuss interior air-flow, make oil-water-gas chip more easily separated, set in the bottom of cyclone dust extractor
There is material-falling hopper, cyclone dust extractor is fixed on support.Cyclone dust extractor is for gas-solid system or liquid-solid system detached
The equipment of kind.Operation principle is to be introduced tangentially into by air-flow, causes its rotary motion, makes the solid particle with larger centrifugal inertial force
Or drop gets rid of outside wall separately.
The present invention has advantages below：
1) the high-speed milling micro lubricating feed flow nozzle arrangements that the present invention provides, according to the size of workpiece, adjustment spray
The diameter dimension of mouth；Multiple shower nozzles are distributed on nozzle arrangements, according to the size of processing workpiece, control and participate in lubrication, the spray of cooling
Head number, realizes the lubrication to Milling Process part, cooling, high lubricating effect.
2) present invention can be prevented effectively from chip and the splashing of droplet by the setting of casing, reduce the course of processing to environment and
The harm that operator cause, is separated and retracting device by high-speed milling micro lubricating oil-water-gas chip meanwhile, can be effectively real
The now separation to lubricant, chip and gas, reduces the pollution to environment.
3) nozzle that the present invention provides not only can be realized oil gas two-phase driving and cooling and can realize aqueous vapor oil three
Mutually lubrication and cooling.
Brief description
Fig. 1 high-rate wireless LAN and oil-water-gas chip collecting device axonometric drawing；
Fig. 2 high-rate wireless LAN partial isometric views；
Fig. 3,4,5 high-rate wireless LAN and oil-water-gas chip collecting device right view, front view, top view；
Fig. 6 micro lubricating spray nozzle device axonometric drawing；
Fig. 7 oil-water-gas chip segregation apparatuss axonometric drawing；
Fig. 8 oil-water-gas chip separation support meanss axonometric drawing；
Fig. 9 is the partial sectional view of Fig. 8；
Figure 10 micro lubricating spray-nozzle type sprinkler head view in full section；
Figure 11 (a), 11 (b) micro lubricating spray-nozzle type sprinkler head mixer element embodiment one axonometric drawing and sectional view；
Figure 12 (a), 12 (b) micro lubricating spray-nozzle type sprinkler head mixer element embodiment two axonometric drawing and sectional view；
Figure 13 micro lubricating nozzle and delivery pipe universal connecting components；
Figure 14 profit letter shoot fixation clamp axonometric drawing；
Figure 15 (a), 15 (b), 16 (a), 16 (b) oil-water-gas chip segregation apparatuss sectional view；
Figure 17 (a), the assembling axonometric drawing of 17 (b) drainage screen ring, drainage screen and blanking port and top view；
Figure 18 (a), 18 (b), 18 (c) are respectively blanking port, drainage screen, drainage screen annulate shaft mapping；
Figure 19 (a), 19 (b), 19 (c) micro lubricating nozzle embodiments one partial sectional view；
Figure 20 (a), 20 (b), 20 (c) micro lubricating nozzle embodiments two partial sectional view；
Wherein, I -01- delivery pipe, I -02- delivery pipe fixed block, I -03- casing, I -04- observation window, I -05- milling cutter, I -
06- fixed block screw, I -07- workpiece, I -08- universal connecting components, I -09- conveying pipe clip, I -10- fixation clamp screw, I -
11- fixation clamp nut, I -12- profit letter shoot track, I -13- secured adjusted bar screw, I -14- secured adjusted bar, I -15-
Secured adjusted pipe, I -16- trachea, I -17- oil pipe, I -18- conduit shell, I -19- hinge, I -20- hinge screw, I -21- is soft
Pipe clamp, I -22- shower nozzle, I -23- mixer element, I -24- water pipe；II -01- collecting hood, II -02- segregation apparatuss top cover, II -03- oil
Aqueous vapor chip segregation apparatuss, II -04- material-falling hopper, II -05- separator bolt, II -06- sealing ring, II -07- separator nut,
II -08- drainage screen ring, II -09- drainage screen, II -10- blanking port；III -01- segregation apparatuss support, III -02- segregation apparatuss prop up
Frame annulus, III -03- separating support screw, III -04- separating support nut.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Whole description.
As shown in Figures 1 to 5, it is a kind of structure chart of high-speed milling micro lubricating liquid-supplying system.
As shown in figure 1, a kind of high-speed milling micro lubricating liquid-supplying system is divided into three parts, by high-rate wireless LAN part I,
Part ii is collected in oil-water-gas chip, oil-water-gas chip separation support section III forms.
As shown in Fig. 2 to Fig. 5, Figure 13, Figure 14, delivery pipe I -01 pass through snakelike universal joint I -08 connecting line housing, two
Section conduit shell may make up a semicircle, and setting up and down around milling cutter up and down.Nozzle is placed on workpiece and high-speed milling cutter processing
The region of contact, mutually neat with camber line.On the top of casing, delivery pipe fixed block I -02 fixes oil-water-gas delivery pipe I -01 and case
Body I -03 contacts, and two in device piece delivery pipe to keep fixing two pipes by conveying pipe clip I -09.It is connected with semi-circular
The gas of nozzle, delivery pipe I -01 are fixed on casing I -03 by delivery pipe fixed block I -02, and delivery pipe fixed block is two pieces of spellings
The magnetic material connecing, casing I -03 material is ferrum, and delivery pipe fixed block can be adsorbed on casing I -03 upper surface.Open on casing I -03
There is profit letter shoot track I -12, profit letter shoot track I -12 is horizontally set on casing I -03, solid by delivery pipe
Determining block drives delivery pipe can move along track, adjusts the position that delivery pipe and nozzle are with respect to milling cutter；By on fixed block
Fixed block screw I -06 come fixed ducts in the position of casing and nozzle；Workpiece can be observed by observation window I -04 to add
Work situation.
As shown in Fig. 6, Figure 10, Figure 11 (a), 11 (b), it is semi-circular micro lubricating nozzle, oil gas is respectively by connection nozzle
The transportation pipe of up-down structure provides.This structure is provided with 6 shower nozzles and is distributed in the conduit shell I -18 of two sections of connections, nozzle
Body exterior is connected with conduit shell by screw thread, wherein avoids intersecting wasting in view of shower nozzle spray angle and sprays, one section of pipe
On the housing of road, between the angle γ of adjacent nozzle body, two sections of conduit shell, angle β and nozzle body and nozzle body are located
Conduit shell edge angle δ parameter is respectively 5 ° of 2 ° of β, 40 ° of 35 ° of γ, 15 ° of 10 ° of δ, and conduit shell I -18 is led to
Cross hinge I -19 to connect, side is connected adjusting rod I -14 by secured adjusted bar screw I -13, two secured adjusted bars I -
14 is threaded by secured adjusted pipe I -15, and wherein two secured adjusted bar I -14 thread rotary orientation is contrary, secured adjusted pipe I -15
Two ends thread rotary orientation is identical with corresponding secured adjusted bar I -14 respectively；Opposite side is provided with hose clip I -21.6 shower nozzles can be right
Workpiece-cutter is effectively lubricated and is cooled down, the gas of delivery pipe conveying, oil, water pass through 6 shower nozzles pass through respectively mixer element I-
23 carry out mixing sprays, and according to the size of workpiece, the conduit shell of nozzle arrangements can be adjusted by hinge I -19, by fixation
Adjusting rod screw I -13, secured adjusted bar I -14, secured adjusted pipe I -15 are fixing.Due to the water of nozzle interior, gas, lubricating oil pipe
All flexible pipe, when workpiece size is less, the water of nozzle interior, gas, oil pipe by swivel hoses folder I -21 rotation adjustment so that
The flexible pipe of nozzle interior is squeezed, reach flow through the gas of conduit shell both sides shower nozzle, oil reduces to zero.
As shown in Fig. 7,15 (a), 15 (b) and Figure 16 (a), 16 (b), 17 (a), 17 (b), oil-water-gas chip segregation apparatuss
Collecting hood II -01 is inserted in II -03 front end, and flange and material-falling hopper II -04 bolt are passed through in oil-water-gas chip segregation apparatuss II -03 lower end
Connection, segregation apparatuss II -03 and material-falling hopper II -04 middle setting sealing ring II -06, prevent air pressure from declining, blanking port II -10 leads to
Cross threaded be connected with material-falling hopper II -04, drainage screen II -09 is fixed on blanking port II -10 upper end by drainage screen ring II -08
Portion.The high pressure that high-rate wireless LAN part is sprayed by nozzle, mixed at high speed liquid carry chip and enter oil-water-gas chip collection
Cover II -01, segregation apparatuss entrance has cone angle, and 10 ° of 5 ° of α are so that Oil, Water, Gas, swarf mixture enter along wall separates
Device, separator be semi-circumferential spiral cyclone dust extractor (dimensional parameters according to《Handss are selected in dust arrester system and equipment design
Volume》Design).
The centrifugal force class that in cyclone dust extractor, grit obtains is tried to achieve according to physicss' equation (1)
The centrifugal force that in formula, F- grit obtains, N；
The angular velocity (i.e. angular velocity of rotation) that ω-grit rotates around cleaner unit axle, rad/s；
R- grit and the distance (radius of turn) of cleaner unit axle, m；
M- grit quality, kg；
D- grit diameter, m；
ρ-grit true density, kg/m3；
The tangential velocity of v- grit, m/s.
After air-flow enters cyclone dust extractor, rotate, shift to outer wall in the presence of centrifugal inertial force, in air-flow and
Gravity collective effect lower edge wall falls, and detached chip falls into material-falling hopper II -04, and segregation apparatuss top cover II -02 prevents chip
Gas with rotation is discharged by top.
And the height of the efficiency of dust collection of cleaner unit is embodied in the minimum dust granules diameter that cleaner unit can trap, that is, critical
Particle diameter dc.Critical grain size is pressed formula (2) and is expressed, that is,
D in formulacThe critical grain size of-trapping grit, m；
K- grit property correction coefficient；
μ-aerodynamic force viscosity, P (1Pa s=10P)；
ρ-density of dust, kg/m3；
V- air-flow tangential velocity, m/s；
b、h1, h- cyclone duster structure size (wherein h be inner cylinder height, b be entrance width, h1For inlet height),
m.
Critical grain size is less, and the efficiency of dust collection of cleaner unit is better.In order to improve efficiency of dust collection, increase h as far as possible and enter
Implication stream tangential velocity v.
By equation of continuity (3)
Av=C (3)
A- cross-sectional area in formula, m2；
V- rate of flow of fluid, m/s；
C- is constant, m3/s.
By arranging with D inside cleaner unit0/ 2 is radius, highly for h1, θ ° of arc plate (D0For drum diameter, h1For
Cleaner unit entrance height), 70 ° of 50 ° of θ, tangential velocity increases with respect to inlet velocity, is more beneficial for Oil, Water, Gas, chip
Separation and collection.
Length of chip size d of the separation minimum tried to achieve according to cyclone separatorc, in order to prevent entering material-falling hopper II -04
Chip fall from drainage screen II -09, play profit purpose detached with chip, Mesh Diameter d should meetWhen
After chip, oil, water fall into material-falling hopper, due to the effect of drainage screen, the chip that size is more than drainage screen size falls on drainage screen,
And oil, water are fallen by drainage screen.When chip is collected to a certain extent, screw off drainage screen and the chip of collection is reclaimed.
As shown in Figure 8 and Figure 9, segregation apparatuss support annulus III -02 passes through separating support screw III -03, separating support spiral shell
Female III -04 is fixed on segregation apparatuss support III -01.
As shown in Figure 10, it is micro lubricating nozzle body, have outside nozzle body and can adjust the snakelike of injection direction
Universal joint.
As shown in Figure 11 (a), (b), angle ε, based on guarantee gas, gas direction can not significantly alter in order to avoid leading to
Energy loss, 22 ° of 18 ° of ε.Oil pipe inserts trachea, and in junction gas, oil mixing.Wherein tracheal diameter is more than oil pipe, with
Trachea is main body, and oil pipe insertion trachea seasonal epidemic pathogens, oil can be sufficiently mixed.
As shown in Figure 12 (a), (b), 14 ° of angle η, 10 ° of η.Water pipe, oil pipe insertion trachea, and junction gas,
Oil, water mixing.Wherein tracheal diameter is more than oil pipe, water pipe, based on trachea, water pipe, oil pipe insertion trachea seasonal epidemic pathogens, oil, water
Can be sufficiently mixed.
As shown in figure 13, it is micro lubricating nozzle and delivery pipe universal connecting components, both can play the effect adjusting angle,
Again can be with the little nozzle of supported weight.
As shown in Figure 17 (a), 17 (b), 18 (a), 18 (b), 18 (c), it is oil-water-gas defecator, wherein filter grid is
The grid of d × d, drainage screen II -09 is placed on blanking port II -10 upper end, and diameter dimension is less than blanking port II -10 external diameter, greatly
In blanking port II -10 internal diameter；The circle diameter of drainage screen ring II -08 is slightly smaller in size than blanking port II -10 external diameter, by drainage screen
II -09 is fixed on blanking port II -10.
As shown in Figure 19 (a), (b), (c), it is micro lubricating nozzle embodiments one, this scheme is oil, gas mixing, lubricating oil
Both can be degradable plant oil, grease and non-degradable mineral oil.The arm of Oil/Gas Pipe connects mixer element I -23, mixing
Part I -23 and trachea I -16, oil pipe I -17 pass through the raised positioning on mixer element I -23 respectively.
As shown in Figure 20 (a), (b), (c), it is micro lubricating nozzle embodiments two, this scheme is oil, gas and water three-phase mixes
Close, operation principle is ibid.
Above-mentioned lubricating system, in casing, milling cutter and the side of absorption surface are placed with semi-circular micro lubricating nozzle,
Opposite side places chip segregation apparatuss.By the gases at high pressure that nozzle sprays carry cutting fluid milling part is lubricated and
Cooling, gases at high pressure carry chip enter oil-water-gas chip segregation apparatuss, in segregation apparatuss, gas, liquid, solid mixture along
Separator wall rotates, because the effect of centrifugal inertial force is so that chip, drop are got rid of outside wall and then separated with gas, point
From chip enter material-falling hopper, due to the effect of drainage screen, larger-size chip is stayed on drainage screen, profit pass through filter
Net flows down, and reaches separation and the collection of oil-water-gas chip.
The above is only the preferred embodiment of the present invention it is noted that ordinary skill people for the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. high-speed milling micro lubricating feed flow nozzle arrangements are it is characterised in that include at least two nozzle bodies, nozzle body one
End is connected with conduit shell, is spaced the angle setting of setting, the other end of nozzle body is shower nozzle between adjacent nozzle body,
It is provided with the hybrid channel being internally formed by hollow pipe in nozzle body, hybrid channel one end and at least two pipeline connections, first
It is passed through gas in pipeline, in the second pipeline, is passed through lubricating oil, be provided with the gas tube with the first pipeline connection inside conduit shell
Road and the lubricating oil pipeline with the second pipeline connection, gas piping and lubricating oil pipeline all set around the central point of conduit shell
Put.
2. high-speed milling micro lubricating feed flow nozzle arrangements as claimed in claim 1 are it is characterised in that described conduit shell bag
Include at least two sections, between adjacent conduit shell, articulated joints is set, each conduit shell is provided with least one nozzle
Body；
Further, it is provided with the adjusting rod of two sections of conduit shell opening angles of scalable between two sections of often adjacent conduit shell.
Further, for snakelike gimbal shape setting outside described nozzle body.
3. high-speed milling micro lubricating feed flow nozzle arrangements as claimed in claim 2 are it is characterised in that described adjusting rod includes
Two threaded rods, one end of two threaded rods is commonly connected to secured adjusted pipe, and the other end of two threaded rods passes through fixation respectively and adjusts
Pole screw is connected with conduit shell；
Further, conduit shell is arc shell.
4. high-speed milling micro lubricating feed flow nozzle arrangements as claimed in claim 1 are it is characterised in that described hollow bore
More than the first tubing internal diameter, and the first pipeline and the bending setting of hollow pipe connection end, the first pipeline setting is with raised opening, institute
State second pipeline one end to be bendingly inserted at the opening of the first pipeline；
Or, the second pipeline is arranged with the bending of hollow pipe connection end, the raised opening of the second pipeline setting peripheral band, and described first
Pipeline one end is bendingly inserted at the opening of the second pipeline；
Further, first pipe road bending end and the angle ε of second pipe road bending end meet 22 ° of 18 ° of ε.
5. high-speed milling micro lubricating feed flow nozzle arrangements as claimed in claim 1 are it is characterised in that described nozzle body sets
When having multiple, conduit shell side be provided with for adjust the first pipeline ventilation, in the second pipeline logical lubricants capacity rotation
Hose clip, swivel hoses folder one end projects conduit shell setting, and the other end passes through the first pipeline setting；
Further, described conduit shell includes two sections, and every section of conduit shell side is provided with 3 nozzle bodies, one section of pipeline
Pipe that angle β and nozzle body and nozzle body are located between the angle γ of adjacent nozzle body, two sections of conduit shell on housing
Road shell rim angle δ parameter is respectively 5 ° of 2 ° of β, 40 ° of 35 ° of γ, 15 ° of 10 ° of δ.
6. high-speed milling micro lubricating feed flow nozzle arrangements as claimed in claim 1 are it is characterised in that also include and described sky
3rd pipeline of heart pipe connection, is passed through water in the 3rd pipeline；
Further, the first pipeline and the bending setting of hollow pipe connection end, the first pipeline setting is with the raised opening of peripheral band, institute
State the second pipeline, one end of the 3rd pipeline is all bendingly inserted at the opening of the first pipeline；
The internal diameter of the first pipeline is more than the second pipeline, the internal diameter of the 3rd pipeline and the internal diameter less than hollow pipe；
First pipeline and the angle of the second pipeline, the angle η of the first pipeline and the 3rd pipeline, meet 14 ° of 10 ° of η.
7. a kind of high-speed milling gas-liquid separation and recovering mechanism are it is characterised in that include oil-water-gas chip collecting hood, oil-water-gas
Chip is collected cover opening and is arranged at milling, and oil-water-gas chip collecting hood passes through pipeline with semi-circumferential spiral cyclone dust extractor even
Connect, pipeline is set in the bottom of semi-circumferential spiral cyclone dust extractor, duct bottom arranges material-falling hopper, passes through to fall in material-falling hopper bottom
Material mouth is connected with lubricating oil collecting box, arranges drainage screen at blanking port top.
8. a kind of high-speed milling micro lubricating liquid-supplying system is it is characterised in that include as any one of claim 1-6
High-speed milling micro lubricating feed flow nozzle arrangements in casing, in the side of high-speed milling micro lubricating feed flow nozzle arrangements
Setting oil-water-gas chip collecting hood, oil-water-gas chip collecting hood with located at casing outside oil-water-gas chip segregation apparatuss be connected.
9. as claimed in claim 8 a kind of high-speed milling micro lubricating liquid-supplying system it is characterised in that described conduit shell is enclosed
Around the setting of milling cutter circumferencial direction；
Further, the first pipeline and the second pipeline pass through casing to arrange, and the first pipeline and the second pipeline pass through delivery pipe admittedly
Clamp carries out unifying to clamp, and arranges delivery track in tank surface.
10. as claimed in claim 9 a kind of high-speed milling micro lubricating liquid-supplying system it is characterised in that described profit autogenous cutting
Bits segregation apparatuss are semi-circumferential spiral cyclone dust extractor, and cyclone dust extractor porch is provided with cone angle, and 10 ° of 5 ° of α, in rotation
The bottom of wind cleaner unit is provided with material-falling hopper, and cyclone dust extractor is fixed on support.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611109567.8A CN106392764B (en) | 2016-12-06 | 2016-12-06 | High-speed milling micro lubricating feed flow nozzle arrangements, separation and recovering mechanism and system |
| PCT/CN2017/074303 WO2018103200A1 (en) | 2016-12-06 | 2017-02-21 | High-speed milling micro lubrication liquid supply nozzle structure, separation and recovery mechanism and system |
| DE112017000093.9T DE112017000093T5 (en) | 2016-12-06 | 2017-02-21 | Liquid supply nozzle structure for minimum quantity lubrication in high speed milling, separation and recovery unit and system |
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| CN201611109567.8A CN106392764B (en) | 2016-12-06 | 2016-12-06 | High-speed milling micro lubricating feed flow nozzle arrangements, separation and recovering mechanism and system |
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