CN109986403B - Gas-liquid-electricity converging and conveying device for electrostatic micro-lubrication - Google Patents

Gas-liquid-electricity converging and conveying device for electrostatic micro-lubrication Download PDF

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Publication number
CN109986403B
CN109986403B CN201910288965.8A CN201910288965A CN109986403B CN 109986403 B CN109986403 B CN 109986403B CN 201910288965 A CN201910288965 A CN 201910288965A CN 109986403 B CN109986403 B CN 109986403B
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liquid
pipe
gas
channel
inlet
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CN109986403A (en
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许雪峰
胡晓冬
冯伯华
赵阳阳
吕涛
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q11/00Accessories 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
    • B23Q11/10Arrangements for cooling or lubricating tools or work
    • B23Q11/1038Arrangements for cooling or lubricating tools or work using cutting liquids with special characteristics, e.g. flow rate, quality
    • B23Q11/1046Arrangements for cooling or lubricating tools or work using cutting liquids with special characteristics, e.g. flow rate, quality using a minimal quantity of lubricant
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q11/00Accessories 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
    • B23Q11/10Arrangements for cooling or lubricating tools or work
    • B23Q11/1038Arrangements for cooling or lubricating tools or work using cutting liquids with special characteristics, e.g. flow rate, quality
    • B23Q11/1061Arrangements for cooling or lubricating tools or work using cutting liquids with special characteristics, e.g. flow rate, quality using cutting liquids with specially selected composition or state of aggregation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Electrostatic Spraying Apparatus (AREA)

Abstract

The utility model provides a gas-liquid electric current collecting device for electrostatic micro lubrication, which comprises a current collecting plate, an air pipe, a liquid pipe, a transmission wire, a gas-liquid electric transmission pipe and a nozzle; a channel is arranged in the bus plate; the confluence plate is provided with a liquid inlet, an air inlet, an electric inlet and a gas-liquid-electricity outlet; the liquid inlet, the air inlet, the electric inlet and the gas-liquid electric outlet are communicated with a channel in the bus plate; the infusion tube passes through the liquid inlet to enter the confluence plate, the conveying wire passes through the electric inlet to enter the confluence plate, and the air tube sends compressed air to the air inlet; the gas-liquid electric outlet is connected with one end of a gas-liquid electric conveying pipe, the other end of the gas-liquid electric conveying pipe is connected with one end of a charging device, and the charging device charges liquid in the infusion pipe through a conductive end of a conveying wire; the other end of the charging device outputs compressed air and charged liquid, and is connected with a nozzle, and charged aerosol is sprayed out of the nozzle; the utility model has the characteristics of compact structure, high integration level, convenient installation and the like.

Description

Gas-liquid-electricity converging and conveying device for electrostatic micro-lubrication
Technical Field
The utility model relates to the technical field of mechanical lubricating liquid supply devices, in particular to a gas-liquid-electricity converging and conveying device for electrostatic micro-lubrication.
Background
In the conventional machining, the lubricating liquid generally lubricates and cools the machining area in a casting mode, so that the temperature of the machining area is reduced, the service life of a cutter is prolonged, and the surface finish and the dimensional accuracy of a workpiece are improved. However, the casting type lubrication method causes adverse effects such as excessive usage of lubricating liquid, difficulty in recovery of waste liquid, and damage to human body.
Dry cutting is a novel machining method, which avoids the use of lubricating fluid and eliminates the damage caused by the use of the lubricating fluid in machining. However, dry cutting can only be used for processing traditional softer materials, and in precision machining and processing of high-hardness steel, the requirements on the performance of the cutter and the machine tool are too high to ensure high machining efficiency, high product machining quality, high service life of the cutter and reliability of the machining process, and the manufacturing cost of enterprises is increased undoubtedly.
Micro lubrication (Minimum Quantity Lubrication, MQL) is a semi-dry cutting technique. The lubricating mode can obviously reduce the using amount of lubricating liquid (generally only 0.03-0.2L/h), can effectively reduce friction among a cutter, a workpiece and chips, and prevents adhesion. The service life of the cutter is prolonged, and the surface quality of cutting machining is improved. The MQL can effectively reduce environmental pollution caused by excessive use of lubricating liquid, and ensure high processing efficiency. However, when processing certain difficult-to-process materials, such as titanium alloys, superalloys, stainless steel, and the like, MQL technology exhibits poor processability due to insufficient lubricant droplet penetration and poor heat dissipation capabilities.
The electrostatic micro lubrication technology (Electrostatic Minimum Quantity Lubrication, EMQL) is a new quasi-dry green lubrication cooling technology proposed in recent years. According to the technology, by charging the lubricating liquid, the particle size, the surface tension and the wetting angle of the lubricating oil liquid drops can be effectively reduced, the wetting and penetrating capacity of the lubricating oil is improved, the evaporation heat dissipation capacity and the lubricating performance of the charged lubricating liquid drops are further improved, and the defects of insufficient liquid drop heat dissipation capacity and low lubricating efficiency in the MQL technology are relatively overcome. However, the core of EMQL technology is to charge the lubricating liquid with high-voltage static electricity, and spray the charged droplets to the processing area under the action of high-voltage gas. The utility model is as follows: the aerosol charging device (CN 208179105U) of the electrostatic micro-lubrication discloses a charging device of an electrostatic micro-lubrication system, which is characterized in that: the high-pressure gas and lubricating liquid output by the micro-lubricating device are output through a gas-liquid coaxial tube, the high-voltage electricity generated by the high-voltage electrostatic generator is output through another high-voltage electric wire, the gas-liquid coaxial tube and the high-voltage electric wire are converged in the insulating seat, the high-voltage electric wire in the insulating seat charges the lubricating liquid in the liquid tube, and the charged mist is sprayed out by a nozzle arranged on the other side of the insulating seat. However, this set of devices requires at least two input lines: one is a high-voltage wire for transmitting high-voltage electricity, and the other is a gas-liquid coaxial tube. The technical scheme is complex in circuit management in engineering application and needs to manage a gas-liquid pipeline and a high-voltage pipeline respectively; and the high-voltage wires directly run in the working environment and have potential safety hazards.
If the high-pressure gas, the lubricating liquid and the high-pressure electricity can be collected to a special gas-liquid-electricity conveying pipe through the special bus plate for transmission, and the special charging device is used for charging the lubricating liquid, the wiring management of an application site can be greatly simplified, and the safety of the high-pressure electricity is improved. However, the technical scheme of gas-liquid-electricity integrated conveying and confluence management is not known at present.
Disclosure of Invention
The utility model aims to provide a device which is used for collecting high-pressure gas, lubricating liquid and high-pressure electricity into a special gas-liquid-electricity conveying pipe through a special bus plate for conveying, conveying the gas, the liquid and the electricity to a charging device through the gas-liquid-electricity conveying pipe and spraying the lubricating liquid after being charged in the charging device.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme:
in the utility model, the realization method for conveying high-pressure gas, lubricating liquid and high-pressure electricity through one gas-liquid-electricity conveying pipe comprises the following steps: the first liquid pipe and the transmission wire are respectively penetrated into the second air pipe, so as to form a gas-liquid-electric transmission pipe, and the cross section view of the gas-liquid-electric transmission pipe is shown in fig. 3.
The principle of realizing the gas-liquid electric current collection and conveying device is shown in figure 1,
the interior of the bus plate is provided with a first channel which is communicated from top to bottom, and the bus plate is provided with a liquid inlet, an air inlet, an electric inlet and a gas-liquid-electricity outlet. The liquid inlet, the air inlet, the electric inlet and the gas-liquid electric outlet are communicated with the first channel inside the confluence plate.
The first liquid pipe passes through a first sealing joint arranged at the liquid inlet, enters a first channel in the bus plate, passes through the first channel, passes through a second air pipe joint arranged at the gas-liquid electric outlet below the bus plate, and penetrates into a second air pipe to form a gas-liquid conveying pipe.
The transmission wire passes through the second sealing joint arranged at the electric inlet and enters the first channel of the bus plate, the transmission wire passes through the first channel, passes through the second air pipe joint arranged at the gas-liquid-electricity outlet and penetrates into the second air pipe below the bus plate, and thus the transmission wire and the first liquid pipe enter the second air pipe together to form the gas-liquid-electricity transmission pipe.
The first gas pipe is inserted into a first gas pipe joint installed at a gas inlet of the confluence plate, so that high-pressure gas in the first gas pipe flows through a first passage in the confluence plate, and flows under the confluence plate through a second gas pipe joint installed at a gas-liquid-electric outlet, and flows into a second gas pipe.
Thus, after the arrangement of the bus plate, high-pressure gas flows into the second gas pipe, the first liquid pipe penetrating into the second gas pipe is internally provided with lubricating liquid, and the conveying wire penetrating into the second gas pipe is provided with high-pressure electricity, so that a gas-liquid-electricity conveying pipe is formed.
The gas-liquid-electricity conveying pipe composed of the second gas pipe, the first liquid pipe and the conveying electric wire inputs high-pressure gas, lubricating liquid and high-pressure electricity into the charging device through a third gas pipe joint arranged at one end of the charging device.
As shown in fig. 2, the charging device is internally provided with a second channel which is penetrated, and the charging tube is arranged in the second channel. The charging tube is provided with a third channel which is communicated up and down and an inclined hole which penetrates through the tube wall and is communicated with the second channel.
In a second channel inside the charging device, the first liquid pipe is inserted into an upper end inlet of the charging pipe, the second liquid pipe is inserted into a lower end outlet of the charging pipe, and the connection interfaces of the first liquid pipe, the second liquid pipe and the charging pipe are sealed and bonded by insulating sealant.
The transmission wire extends into a third channel in the charging tube through an inclined hole in the charging tube.
Thus, in the third passage, the transmission wire can be contacted with the lubricating liquid flowing through the third passage and charge the lubricating liquid. The charged lubricating liquid flows out through a second liquid pipe, and the second liquid pipe conveys the lubricating liquid to the outlet of the nozzle.
The high-pressure gas in the second gas pipe flows through a second channel inside the charging device, flows into the nozzle and ejects the lubricating liquid at the outlet of the nozzle.
The gas-liquid-electricity conveying pipe consists of a second air pipe, a first liquid pipe and conveying wires, wherein the first liquid pipe and the conveying wires are communicated in the second air pipe in parallel.
The first liquid pipe and the conveying wire are respectively connected with the liquid inlet and the electric inlet through the first sealing joint and the second sealing joint.
The first air pipe, the second air pipe, the first liquid pipe and the conveying electric wire on the bus plate are at least one path respectively.
The gas-liquid-electric delivery tube provides a charged spray for at least one nozzle.
Compared with the prior art, the utility model has the following advantages:
the device conveys high-pressure gas, lubricating liquid and high-pressure electricity to a charging device through a gas-liquid-electricity conveying pipe, a high-pressure wire charges the lubricating liquid in the charging device, and the high-pressure gas ejects the charged lubricating liquid from a nozzle to form high-pressure charged electric mist.
Drawings
FIG. 1 is a schematic diagram of a gas-liquid-electricity converging and conveying device for electrostatic micro-lubrication according to the present utility model;
FIG. 2 is a schematic diagram of a charging device in the gas-liquid-electricity converging and conveying device for electrostatic micro-lubrication according to the present utility model;
FIG. 3 is a schematic layout of a gas-liquid-electric conveying pipe in the gas-liquid-electric converging and conveying device for electrostatic micro lubrication according to the present utility model;
FIG. 4 is a schematic diagram of the internal structure of a confluence plate in the gas-liquid-electric confluence and transportation device for electrostatic micro lubrication according to the present utility model;
FIG. 5 is a front view of the structure of the bus plate in the gas-liquid-electric bus and conveyor with electrostatic micro-lubrication according to the present utility model;
FIG. 6 is a top view of the structure of the bus plate in the electro-pneumatic bus and conveyor with electrostatic micro-lubrication according to the present utility model;
fig. 7 is a bottom view of the structure of the bus plate in the electro-pneumatic bus and conveyor with micro-lubrication according to the present utility model.
In the figure: 1. the bus plate, 2, a first liquid pipe, 3, a first air pipe, 4, a conveying wire, 5, a second air pipe, 6, a charging device, 7, a nozzle, 8, a fixing hole, 9, a first channel, 10, a second air pipe connector, 11, a first sealing connector, 12, an air inlet, 13, a mounting hole, 14, an electric inlet, 15, a liquid inlet, 16, a gas-liquid electric outlet, 17, a charging pipe, 18, insulating sealant, 19, a first air pipe connector, 20, a second sealing connector, 21, a third air pipe connector, 22, a gas-liquid electric conveying pipe, 23, a second liquid pipe, 24, a second channel, 25, a third channel, 26 and an inclined hole.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.
In the utility model, the high-pressure gas, the lubricating liquid and the high-pressure electricity are conveyed through a gas-liquid-electricity conveying pipe, and the first liquid pipe 2 and the conveying wire 4 respectively penetrate into the second air pipe 5, so that the gas-liquid-electricity conveying pipe 22 is formed. A preferred design is: the second air pipe 5 adopts a PU pipe with the outer diameter of 12mm and the inner diameter of 10mm, the first liquid pipe 2 adopts a PU pipe with the outer diameter of 6mm and the inner diameter of 4mm, and the transmission wire adopts a high-voltage wire which can output 40kV specification at maximum.
As shown in fig. 1, 3, 4, 5, 6 and 7, the gas-liquid-electricity converging and conveying device for electrostatic micro-lubrication according to the embodiment of the utility model comprises a converging plate 1, a first gas pipe 3, a first liquid pipe 2, a conveying wire 4, a gas-liquid-electricity conveying pipe 22 and a nozzle 7; the inside first passageway 9 that is equipped with of busbar board 1, first passageway 9 main part diameter is 20mm, has guaranteed that first liquid pipe 2 and transmission electric wire 4 freely pass, and the POM material that the material of busbar board 1 is selected for use insulating nature and workability all is good to be connected by the bolt with the lathe through mounting hole 13. Be equipped with inlet 15, air inlet 12, inlet 14, gas-liquid electricity export 16 on the busbar board 1, inlet 15, air inlet 12, inlet 14, gas-liquid electricity export 16 and the inside first passageway 9 intercommunication of busbar board 1, first liquid pipe 2 adopts the PU pipe of external diameter 6mm, internal diameter 4mm, and first liquid pipe 2 enters into first passageway 9 through the first sealed joint 11 of installing on inlet 15, and first sealed joint 11 is the sealing nature of first passageway 9 in the busbar board 1 is guaranteed to the preferred gram joint that takes the sealing ring. The first liquid pipe 2 passes through the first channel 9 and out through the gas-liquid-electric outlet 16 below the confluence plate 1, and extends into the second gas pipe 5 through the second gas pipe joint 10 installed at the gas-liquid-electric outlet 16. The conveying wire 4 is connected with the electric inlet 14 on the bus plate 1 through the second sealing joint 20, the second sealing joint 20 is a gram joint with high insulativity and high sealing performance, the phenomenon of electric leakage at the joint in engineering application is prevented, the conveying wire 4 passes through the electric inlet 14 to enter the first channel 9 in the bus plate 1, the conveying wire 4 passes through the gas-liquid electric outlet 16 below the bus plate 1 and stretches into the second air pipe 5 to form the gas-liquid electric conveying pipe 22, one end of the gas-liquid electric conveying pipe 22 is connected with the gas-liquid electric outlet 16 below the bus plate 1 through the second air pipe joint 10, the outer second air pipe 5 of the gas-liquid electric conveying pipe 22 is a PU pipe with the outer diameter of 12mm and the inner diameter of 10mm, and therefore, the fact that enough space is reserved for high-pressure gas to pass through while the first liquid pipe 2 and the conveying wire 4 are contained inside can be ensured. The first air pipe 3 is a PU pipe with the outer diameter ranging from 8 mm to 12mm and the inner diameter ranging from 6mm to 10mm, one end of the first air pipe is connected with a high-pressure air pump, the air pressure range is 0.3 MPa to 0.4MPa, the other end of the first air pipe is connected with an air inlet 12 on the bus plate 1 through a second air pipe connector 10, high-pressure air is sent into the first channel 9, and due to sealing, the high-pressure air can only flow into the gas-liquid-electric conveying pipe 22 through a gas-liquid-electric outlet 16 below the bus plate 1.
As shown in the figure 2 of the drawings,
the other end of the gas-liquid electric conveying pipe 22 is connected with one end of the charging device 6 through a third air pipe joint 21, the charging device 6 is made of POM materials with good insulativity and processability, a second channel 24 with the diameter of 16mm is arranged in the charging device, a quick-connection joint with matched specifications is selected as the third air pipe joint 21, a first liquid pipe 2 is inserted into an upper end inlet of the charging pipe 17 in the second channel 24 in the charging device 6, a second liquid pipe 23 is inserted into a lower end outlet of the charging pipe 17, the connection interfaces of the first liquid pipe 2, the second liquid pipe 23 and the charging pipe 17 are sealed and bonded by adopting insulating sealant 18, the insulating sealant 18 can be made of AB glue, 502 glue and the like, the materials of the charging pipe 17 are made of polyimide materials with good insulativity, and PU pipes with the outer diameter of 6mm and the inner diameter of 4mm are selected as the first liquid pipe 2 and the second liquid pipe 23. The transmission line 4 extends through an inclined hole 26 in the charging tube 17 into a third channel 25 in the charging tube 17. Thus, in the third passage 25, the transmission wire 4 can contact and charge the lubrication fluid flowing through the third passage 25. The charged lubricating fluid flows out through the second fluid pipe 23, and the second fluid pipe 23 conveys the lubricating fluid to the outlet of the nozzle 7. The outer diameter of the charging tube 17 is 10mm, and the inner diameter of the internal channel of the charging device 6 is 16mm, so that high-pressure gas can flow in the gap conveniently. The other end of the charging device 6 is connected with a nozzle 7 in a threaded connection mode, the nozzle 7 is a universal bamboo joint pipe aerosol nozzle, and charged aerosol is sprayed out of the nozzle 7. The charging device 6 is connected with the machine tool through a fixing hole 8 by bolts.
As shown in fig. 2, 3 and 4, the busbar device in the embodiment of the utility model effectively integrates the infusion tube, the air tube and the conveying wire through one tube, has a simple structure, is convenient to assemble and disassemble, integrates three units together by the air-liquid electric conveying tube, is connected to the nozzle by the charging device, can accurately guide the charged lubrication aerosol to a metal processing point, and is widely applied to the metal processing industry.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the concept of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (1)

1. The gas-liquid-electricity converging and conveying device for the electrostatic micro lubrication is characterized by comprising a converging plate, a first air pipe, a second air pipe, a first liquid pipe and a conveying wire; a first through channel is formed in the bus plate; the confluence plate is provided with a liquid inlet, an air inlet, an electric inlet and a gas-liquid-electricity outlet; the liquid inlet, the air inlet, the electric inlet and the gas-liquid electric outlet are communicated with a first channel in the bus plate; the first liquid pipe passes through the liquid inlet, enters a first channel in the bus plate, passes through the gas-liquid-electricity outlet below the bus plate, enters a second air pipe, and respectively penetrates the first liquid pipe and the conveying wire into the second air pipe, so that a gas-liquid-electricity conveying pipe is formed, and the first liquid pipe passes through a first sealing joint arranged on the liquid inlet and enters the first channel; the conveying wire passes through the electric inlet, enters the first channel of the bus plate, passes through the gas-liquid electric outlet of the bus plate and enters the second air pipe; the first air pipe is connected with the air inlet, high-pressure air in the first air pipe flows through a first channel in the confluence plate, and the high-pressure air flows through a gas-liquid-electricity outlet below the confluence plate and enters the second air pipe; the gas-liquid-electricity conveying pipe composed of the second gas pipe, the first liquid pipe and the conveying wire outputs high-pressure gas, lubricating liquid and high-voltage electricity; the device also comprises a charging device and a nozzle, wherein the nozzle is connected with one end of the charging device; the charging device is internally provided with a through second channel, and the charging tube is arranged in the second channel; the charging tube is provided with a third channel which is communicated up and down and an inclined hole which penetrates through the tube wall and is communicated with the second channel; in a second channel in the charging device, a first liquid pipe is inserted into an inlet at the upper end of the charging pipe, a second liquid pipe is inserted into an outlet at the lower end of the charging pipe, and the connection parts of the first liquid pipe and the second liquid pipe with the charging pipe are sealed; the conveying wire extends into a third channel in the charging tube through an inclined hole in the charging tube; in the third channel, the transmission wire charges the lubricating liquid flowing through the third channel, the charged lubricating liquid flows out through a second liquid pipe, the second liquid pipe conveys the lubricating liquid to the outlet of the nozzle, high-pressure gas in the second gas pipe flows through the second channel in the charging device, flows into the nozzle and ejects charged gas mist at the nozzle; at least one path of first air pipes, first liquid pipes and conveying wires is arranged on the bus plate; the gas-liquid-electric delivery tube provides a charged spray for at least one nozzle.
CN201910288965.8A 2019-04-11 2019-04-11 Gas-liquid-electricity converging and conveying device for electrostatic micro-lubrication Active CN109986403B (en)

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Publication number Priority date Publication date Assignee Title
CN114012498B (en) * 2021-11-24 2023-01-06 青岛理工大学 Multi-energy field driving electrostatic atomization trace lubricant conveying device

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CN103084919A (en) * 2013-02-07 2013-05-08 浙江工业大学 Cutting fluid aerial fog micro-scale lubricating method and device
CN104209806A (en) * 2014-09-03 2014-12-17 青岛理工大学 Nano-fluid micro-lubricating electrostatic atomization controllable jet turning system
CN208178574U (en) * 2018-03-16 2018-12-04 浙江工业大学 The charged U-shaped nozzle of aerosol
CN209936485U (en) * 2019-04-11 2020-01-14 浙江工业大学 Gas-liquid electric converging and conveying device with electrostatic micro-lubrication

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US9511478B2 (en) * 2013-02-04 2016-12-06 Qingdao Technological University Nano fluid electrostatic atomization controllable jet minimal quantity lubrication grinding system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103084919A (en) * 2013-02-07 2013-05-08 浙江工业大学 Cutting fluid aerial fog micro-scale lubricating method and device
CN104209806A (en) * 2014-09-03 2014-12-17 青岛理工大学 Nano-fluid micro-lubricating electrostatic atomization controllable jet turning system
CN208178574U (en) * 2018-03-16 2018-12-04 浙江工业大学 The charged U-shaped nozzle of aerosol
CN209936485U (en) * 2019-04-11 2020-01-14 浙江工业大学 Gas-liquid electric converging and conveying device with electrostatic micro-lubrication

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