CN208084164U - The device of abrasive air jet stream finished surface texture based on non-newtonian fluid - Google Patents
The device of abrasive air jet stream finished surface texture based on non-newtonian fluid Download PDFInfo
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- CN208084164U CN208084164U CN201820024507.4U CN201820024507U CN208084164U CN 208084164 U CN208084164 U CN 208084164U CN 201820024507 U CN201820024507 U CN 201820024507U CN 208084164 U CN208084164 U CN 208084164U
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- abrasive
- newtonian fluid
- nozzle
- abrasive material
- surface texture
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- 239000012530 fluid Substances 0.000 title claims abstract description 33
- 239000003082 abrasive agent Substances 0.000 claims abstract description 42
- 238000012545 processing Methods 0.000 claims abstract description 38
- 239000006061 abrasive grain Substances 0.000 claims abstract description 14
- 239000004576 sand Substances 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 3
- 230000003628 erosive effect Effects 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 239000007787 solid Substances 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 239000000654 additive Substances 0.000 abstract description 5
- 230000000996 additive effect Effects 0.000 abstract description 5
- 238000003915 air pollution Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 11
- 229920000642 polymer Polymers 0.000 description 7
- 229920002401 polyacrylamide Polymers 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 229910003460 diamond Inorganic materials 0.000 description 5
- 239000010432 diamond Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 229910052582 BN Inorganic materials 0.000 description 2
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 238000005477 sputtering target Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000413 hydrolysate Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000010129 solution processing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The device for the abrasive air jet stream finished surface texture based on non-newtonian fluid that the utility model discloses a kind of, including gas supplying module, nozzle feeding module, mask plate, agitating device and the abrasive containers equipped with abrasive material process moving platform.Wherein abrasive material is the non-newtonian fluid mixed in stringent ratio by water, abrasive particle and polymeric additive, when finished surface texture, high pressure gas is sprayed from poly- sand mouth high speed together after nozzle generates negative pressure sucking abrasive material forms multiple-phase jet, and mask plate and moving platform is coordinated to complete processing.On the one hand the utility model utilizes drive of high-pressure gas non-newtonian flow build abrasive material high-speed motion, the characteristic of striking work moment solid state, greatly improve processing efficiency, on the other hand it is suspended using the viscosity of non-newtonian fluid, the sinking speed for slowing down abrasive grain simultaneously, not will produce also including mist-like air pollution.
Description
Technical field
The utility model is related to abradant jet processing technique field more particularly to a kind of abrasive airs based on non-newtonian fluid
The device of jet stream finished surface texture.
Background technology
The micromation of structure and part is one of development trend of technical field, the gold with very low power or dimple hole feature
It is further important in the fields such as tribology, thermal conduction study and aerospace role to belong to parts.In terms of tribology, friction is secondary
It is processed on surface with certain size and regularly arranged geometrical morphology（Such as unevenness, very low power）, can effectively change
The tribological property of kind surface of friction pair, such as reduce friction, reduce abrasion and improve bearing capacity characteristic.In thermal conduction study side
Face, very low power feature structure can reduce fluid heat transfer and diffusion mass transfer resistance, improve heat transfer property.It is led in aerospace
Domain, aero engine turbine blades, chamber wall, certain runners, trunnion etc., is designed with a large amount of small structures.
There are serious dust for a kind of currently used very low power or dimple hole processing technology abrasive air jet stream processing technology
Pollution；Micro- abrasive material multiple-phase jet processing technology is developed by traditional blasting craft, by compressed air by micro- abrasive grain and water
Mixed abrasive flows accelerate to form multiple-phase jet, and material removal is acted on using the shock of abrasive material and rubbing down, with no heat affected area,
Reaction force is small, can manufacturing complex shapes the features such as.However this micro- abrasive material multiple-phase jet, the presence of water greatly reduce dust
Pollution, but jet stream is injected in the water mist pollution for carrying a large amount of abrasive materials secretly to rebound on workpiece and is still difficult to ignore.And micro-structure is processed
The material of technology application often has the characteristics that high rigidity, high brittleness and high-melting-point so that this processing method is less efficient, mesh
Before be mainly used for polishing and the processing to shallower texture, it is difficult to process the higher very low power of depth-to-width ratio or pit.It is existing this
Processing method cannot usually meet various requirements such as processing efficiency, machining accuracy and processing quality.And add in pure water jets
It is all to make to contain solid particle in jet stream or directly become solid to enter the methods of jet of ice grains under abrasive grain and low temperature
Grain improves abradant jet processing efficiency.
It is reported that the concentrated solution of high molecular polymer and suspension etc. be generally non-newtonian fluid, non-newtonian fluid by
Meeting moment solid state under the outer force effect of high speed and high pressure, and have the function of turbulent flow drag reduction.Based on this, the purpose of this utility model
It is that water, high molecular polymer are added in solid abrasive particles, is mixed into proportion on the basis of micro-scale abrasive wear technology
Non-newtonian fluid abrasive material, it is instantaneously solid in the moment of high-speed impact workpiece by this non-newtonian fluid abrasive material of drive of high-pressure gas
State improves processing efficiency with this.Find that this non-newtonian flow physical efficiency of certain mass accounting makes jet stream over long distances in experiment
Boundling can also improve working ability, while the suspension of this high molecular polymer has stronger suspension and viscosity, can be significantly
Slow down the sinking speed of abrasive grain, it includes mist-like pollution that striking work, which not will produce any,.It is a kind of high in machining efficiency, processing
Quality height, environmental-friendly very low power, dimple cheat processing technology.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of base for defect involved in background technology
In the device of the abrasive air jet stream finished surface texture of non-newtonian fluid.
The utility model uses following technical scheme to solve above-mentioned technical problem：
The device of abrasive air jet stream finished surface texture based on non-newtonian fluid, including gas supplying module, nozzle into
To module, mask plate, abrasive containers and processing moving platform；
The air source supplying module includes air compressor, pressure regulator and gas stop valve, the air compressor
Output end be connected with one end of the pressure regulator by the gas stop valve；
The abrasive containers are for storing non-newtonian fluid abrasive material；
The nozzle feeding module includes Z axis servo motor and nozzle；
The nozzle includes gas access, liquid inlet and the poly- sand mouth of injection, wherein the gas access and the pressure
The other end of adjuster is connected by tracheae, and the liquid inlet is connected to non-newtonian fluid in the abrasive containers by pipeline
Abrasive material；
The nozzle is used to generate it after negative pressure sucks abrasive material from liquid inlet from spraying poly- sand using Venturi effect
Mouth sprays；
The Z axis servo motor be used to control the nozzle move up and down, adjust the jet port of the nozzle with it is to be processed
The range of workpiece；
The mask plate is fixed on workpiece to be processed；
The processing moving platform be used to control the workpiece to be processed that is fixed thereon all around moved relative to nozzle with
Rotary motion.
Device as abrasive air jet stream finished surface texture of the utility model based on non-newtonian fluid is further excellent
Change scheme, the processing moving platform are arranged in the top of the abrasive containers so that used non-newtonian fluid abrasive material reflux
To in abrasive containers, recycle.
Device as abrasive air jet stream finished surface texture of the utility model based on non-newtonian fluid is further excellent
Change scheme also includes the agitating device for stirring non-newtonian fluid abrasive material in abrasive containers.
Device as abrasive air jet stream finished surface texture of the utility model based on non-newtonian fluid is further excellent
Change scheme, the mask plate is bonded by wax mud with workpiece surface, caused by preventing abrasive grain from entering the crack of mask plate and workpiece
Corrosion.
The invention also discloses a kind of devices being somebody's turn to do the abrasive air jet stream finished surface texture based on non-newtonian fluid
Texture method, include the following steps：
Step 1）, mask fabrication：It selects metal or inorganic sheet as mask material, passes through laser processing technology or electricity
Solution processing technology processes the texture pattern of needs on mask material；
Step 2）, the fixation of mask plate and workpiece to be processed：By the polishing of workpiece to be processed surface, polishes and is cleaned by ultrasonic,
The mask of preparation is fitted closely by wax mud with work surface, by scroll chuck or special fixture by mask and workpiece one
It rises and is fixed on processing moving platform；
Step 3）, abrasive solution preparation：Selected abrasive type and grain size, determine the matter of water, abrasive grain and polymeric additive
Amount proportioning, water is substantially soluble in by polymeric additive, and selected abrasive grain is added, and prepares required abrasive solution, and pass through blender
Continue low-intensity to be uniformly mixed；
Step 4）, parameter setting：Jet pressure and jet length are set according to required processing effect, in combination with processing model
Enclose movement locus, nozzle feed speed and the amount of feeding of setting processing moving platform；
Step 5）, process and clean：The abrasive material prepared is poured into, blender is opened, it is attached in stirring area to be inserted into nozzle inlet tube
Closely, gas stop valve is opened, while starting processing moving platform and being fed, it is clear to carry out ultrasound to the workpiece of completion of processing after the completion
It washes.
Step 1）Described in mask material thickness range be 500um-700um.
Step 3）Described in abrasive material type be green silicon carbide, cubic boron nitride or diamond, grain size is ranging from
5um-20um。
Step 3）Described in abrasive material quality accounting be 5-10%, polymeric additive using polyacrylamide, quality accounting
For 0.2-0.5%.
, step 4）Ranging from 0.2MPa-the 0.8MPa of middle jet pressure, sputtering target away from ranging from 1mm-15mm, green carbon
SiClx corresponds to optimal range 9mm, and diamond corresponds to optimal range 12mm.
Step 5）It is fed using S types when middle processing moving platform feeding, feed speed ranging from 0.1mm -0.5mm/s, feeding
Measure ranging from 50um-250um.
The utility model has the following technical effects using above technical scheme is compared with the prior art：
1. simple in structure, operation facility sucks abrasive material using venturi principle, can be under lower air pressure to abrasive flows
Accelerated, continuously supply abrasive material, flow pulsation is not present.
2. add high molecular polymer when preparing abrasive solution, hydrolysate toughness, abrasive material hit mask plate and
Workpiece not will produce mist-like air pollution, substantially improve working environment.
3. after abrasive material sucking, being fallen into stirring container through nozzle ejection, interior cycle is formed, the recycling of abrasive material is improved
Rate.
4. the addition of dispersant high molecular polymer, have make jet stream convergence, moment solid state and make that abrasive grain suspends three
Weight characteristic, improves processing efficiency, and auxiliary mechanical agitation makes abrasive grain not free settling, abrasive grain be evenly distributed.
Description of the drawings
Fig. 1 is the structural schematic diagram of utility model device.
In figure, 1- air compressors, 2- gas stop valves, 3- pressure regulators, 4- nozzles, 5- mask plates, 6- workpiece, 7-
Abrasive containers, 8- blenders.
Specific implementation mode
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings：
The utility model can be embodied in many different forms, and should not be assumed that be limited to the embodiments described herein.
On the contrary, thesing embodiments are provided so that the disclosure is thorough and complete, and this reality will be given full expression to those skilled in the art
With novel range.In the accompanying drawings, for the sake of clarity it is exaggerated component.
As shown in Figure 1, the utility model discloses a kind of abrasive air jet stream finished surface texture based on non-newtonian fluid
Device, including gas supplying module, nozzle feeding module, mask plate, agitating device, abrasive containers and processing moving platform；
The air source supplying module includes air compressor, pressure regulator and gas stop valve, wherein the air pressure
Contracting machine, gas stop valve and pressure regulator are sequentially connected；The both ends of the gas stop valve respectively with the air compressor,
One end of pressure regulator is connected；
The abrasive containers are for storing non-newtonian fluid abrasive material；
The nozzle feeding module includes Y-axis servo motor and nozzle；
The nozzle includes gas access, liquid inlet and jet port, wherein the gas access and the shut-off valve
The other end is connected by pipeline, and the liquid inlet is connected to abrasive material in the abrasive containers by pipeline；The nozzle is used for
It is generated using Venturi effect and sprays it from jet port after negative pressure sucks abrasive material from liquid inlet；
The processing moving platform includes X, Y and T axis servo motor, for controlling moving platform all around and rotary motion；
The mask plate is fixed on workpiece to be processed；
It is described to have mask plate workpiece setting on moving platform；
The Z axis servo motor is used to adjust by the ball-screw between the jet port and mask plate of the nozzle
Range；
The processing moving platform is moved for controlling workpiece to be processed relative to nozzle；
The agitating device is used to stir the abrasive material in abrasive containers；
The abrasive containers are arranged in the case where processing moving platform so that used abrasive material is back in abrasive containers.
Mask plate is bonded by wax mud with workpiece surface, rotten caused by preventing abrasive grain from entering the crack of mask plate and workpiece
Erosion.
Illustrated below as this specific embodiment of polyacrylamide using the high molecular polymer of addition：
（1）The configuration of abrasive liquid：It takes 0.6g polyacrylamides in beaker, adds water to 90g, 60 degrees Celsius of lower stirring at low speed
After fully being dissolved to polyacrylamide, is adding water to keep 90g, the diamond abrasive grain of 10g grain sizes 13um is being added, low speed stirs
It mixes, so that three is uniformly mixed and form non-newtonian fluid；
（2）The fitting of mask plate：Mask plate and workpiece are fitted closely with the technology of sealing with wax；
（3）The installation of workpiece positions：Workpiece with mask plate fixture is installed on the table；
（4）Pour into abrasive liquid, turn on agitator, using the good nozzle of elaborate servo feeding adjusting and with the work of mask plate
Best range 9mm between part；
（6）It is inserted into feed pipe, power supply is opened and opens simultaneously gas source switch, gas pressure is adjusted to 0.6Mpa, starts to feed,
Start to process, until hole shape or flute profile are formed；
（7）The workpiece with mask plate is removed, the two is detached and cleaned.
In above procedure, specific data are not limited to, the thickness range of mask material is 500um -700um, the type of abrasive material
Quality accounting for green silicon carbide, cubic boron nitride or diamond, the ranging from 5um-20um of grain size, abrasive material is 5-10%,
Polymeric additive uses polyacrylamide, quality accounting for 0.2-0.5%.Ranging from 0.2MPa-the 0.8MPa of jet pressure,
Sputtering target away from ranging from 1mm-15mm, green silicon carbide corresponds to optimal range 9mm, and diamond corresponds to optimal range 12mm,
It is fed using S types when processing moving platform feeding, feed speed ranging from 0.1mm -0.5mm/s, range of feeds 50um-
250um。
Mask plate preferentially uses 304 stainless steels, and thickness 600um, straight slot is that laser processing is processed thereon, and width is big
About 500um, the poly- sandpipe of nozzle are the stainless steel or hard alloy pipe of 1.9mm bores.
The utility model introduces the characteristic of non-newtonian fluid on the basis of micro- abrasive material multiple-phase jet, further improves and adds
Work efficiency rate and improve working environment.
Nozzle uses venturi principle in the utility model, and forming negative pressure in nozzle interior when compressed gas passes through nozzle inhales
Enter abrasive material, abrasive material is accelerated compared under low pressure, continuously supplies abrasive material, flow pulsation is not present.
The utility model recycles abrasive material, the realization of less abrasive material can be used persistently to process the stabilization of workpiece, significantly
Reduce processing cost.
The utility model need to only process simple micro through hole using mask plate on mask plate, not only ensure that machining accuracy,
It reduces jet stream divergence zone and carrys out boundary corrosion problem.
The high molecular polymer added in the utility model makes abrasive material have viscosity, suspension, jet stream convergence property, high speed solid
State, these characteristics can improve processing environment, not will produce mist-like air pollution common in jet stream, assisting agitating apparatus
So that abrasive grain not free settling, abrasive material is uniformly mixed, jet stream is made to converge, improve processing efficiency, still maintains relatively strong under larger range
Processing efficiency.
It is thinner added with the high molecular jet stream of 0.6% polyacrylamide compared to pure water, it converges over long distances；It impinges upon on mask plate
There is the solidification phenomenon similar to ice crystal.
Those skilled in the art of the present technique are it is understood that unless otherwise defined, all terms used herein（Including skill
Art term and scientific terminology）With meaning identical with the general understanding of the those of ordinary skill in the utility model fields
Justice.It should also be understood that those terms such as defined in the general dictionary should be understood that with upper with the prior art
The consistent meaning of meaning hereinafter, and unless defined as here, will not with the meaning of idealization or too formal come
It explains.
Above-described specific implementation mode, to the purpose of this utility model, technical solution and advantageous effect carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
The utility model processed, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done,
It should be included within the scope of protection of this utility model.
Claims (4)
1. the device of the abrasive air jet stream finished surface texture based on non-newtonian fluid, which is characterized in that supply mould comprising gas
Block, nozzle feeding module, mask plate, abrasive containers and processing moving platform；
The gas supplying module include air compressor, pressure regulator and gas stop valve, the air compressor it is defeated
Outlet is connected by the gas stop valve with one end of the pressure regulator；
The abrasive containers are for storing non-newtonian fluid abrasive material；
The nozzle feeding module includes Z axis servo motor and nozzle；
The nozzle includes gas access, liquid inlet and the poly- sand mouth of injection, wherein the gas access and the pressure are adjusted
The other end of device is connected by tracheae, and the liquid inlet is connected to non-newtonian fluid in the abrasive containers by pipeline and grinds
Material；
The nozzle, which is used to generate using Venturi effect, sprays it from poly- sand mouth is sprayed after negative pressure sucks abrasive material from liquid inlet
Go out；
The Z axis servo motor is for controlling jet port and workpiece to be processed that the nozzle moved up and down, adjusted the nozzle
Range；
The mask plate is fixed on workpiece to be processed；
The processing moving platform is all around moved and is rotated relative to nozzle for controlling the workpiece to be processed being fixed thereon
Movement.
2. the device of the abrasive air jet stream finished surface texture according to claim 1 based on non-newtonian fluid, feature
It is, the processing moving platform is arranged in the top of the abrasive containers so that used non-newtonian fluid abrasive material is back to
In abrasive containers, recycle.
3. the device of the abrasive air jet stream finished surface texture according to claim 1 based on non-newtonian fluid, feature
It is, also includes the agitating device for stirring non-newtonian fluid abrasive material in abrasive containers.
4. the device of the abrasive air jet stream finished surface texture according to claim 1 based on non-newtonian fluid, feature
It is, the mask plate is bonded by wax mud with workpiece surface, rotten caused by preventing abrasive grain from entering the crack of mask plate and workpiece
Erosion.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820024507.4U CN208084164U (en) | 2018-01-08 | 2018-01-08 | The device of abrasive air jet stream finished surface texture based on non-newtonian fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820024507.4U CN208084164U (en) | 2018-01-08 | 2018-01-08 | The device of abrasive air jet stream finished surface texture based on non-newtonian fluid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208084164U true CN208084164U (en) | 2018-11-13 |
Family
ID=64065517
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108214320A (en) * | 2018-01-08 | 2018-06-29 | 南京航空航天大学 | The device and method of abrasive air jet stream finished surface texture based on non-newtonian fluid |
| CN111230752A (en) * | 2020-02-26 | 2020-06-05 | 苏州大学 | Immersed gas jet driven polishing equipment and polishing method |
| CN112157597A (en) * | 2020-09-29 | 2021-01-01 | 南京航太机电有限公司 | Low-temperature nitrogen cooling focusing abrasive gas jet machining machine tool |
| CN114939741A (en) * | 2022-04-13 | 2022-08-26 | 大连理工大学 | Ultrasonic jet assisted femtosecond laser rotary cutting composite processing equipment and method for turbine blade air film cooling hole |
| CN116903425A (en) * | 2023-08-02 | 2023-10-20 | 北京理工大学 | LLM-105/HNS jet blending crystal preparation device and preparation method |
-
2018
- 2018-01-08 CN CN201820024507.4U patent/CN208084164U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108214320A (en) * | 2018-01-08 | 2018-06-29 | 南京航空航天大学 | The device and method of abrasive air jet stream finished surface texture based on non-newtonian fluid |
| CN111230752A (en) * | 2020-02-26 | 2020-06-05 | 苏州大学 | Immersed gas jet driven polishing equipment and polishing method |
| CN112157597A (en) * | 2020-09-29 | 2021-01-01 | 南京航太机电有限公司 | Low-temperature nitrogen cooling focusing abrasive gas jet machining machine tool |
| CN112157597B (en) * | 2020-09-29 | 2022-04-08 | 南京航太机电有限公司 | Low-temperature nitrogen cooling focusing abrasive gas jet machining machine tool |
| CN114939741A (en) * | 2022-04-13 | 2022-08-26 | 大连理工大学 | Ultrasonic jet assisted femtosecond laser rotary cutting composite processing equipment and method for turbine blade air film cooling hole |
| CN116903425A (en) * | 2023-08-02 | 2023-10-20 | 北京理工大学 | LLM-105/HNS jet blending crystal preparation device and preparation method |
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