CN108161754A - A kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure - Google Patents
A kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure Download PDFInfo
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- CN108161754A CN108161754A CN201711352392.8A CN201711352392A CN108161754A CN 108161754 A CN108161754 A CN 108161754A CN 201711352392 A CN201711352392 A CN 201711352392A CN 108161754 A CN108161754 A CN 108161754A
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- polishing tool
- workpiece
- gas
- flow passage
- mist cooling
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- 238000005498 polishing Methods 0.000 title claims abstract description 71
- 238000001816 cooling Methods 0.000 title claims description 34
- 239000003595 mist Substances 0.000 title claims description 34
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 238000003754 machining Methods 0.000 claims abstract description 19
- 238000009987 spinning Methods 0.000 claims abstract description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000005096 rolling process Methods 0.000 claims description 15
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 7
- 230000000007 visual effect Effects 0.000 claims description 7
- 239000006061 abrasive grain Substances 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 230000005514 two-phase flow Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 abstract description 7
- 239000012530 fluid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 208000032170 Congenital Abnormalities Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a kind of gas-liquid-solid three-phase abrasive Flow polishing tools based on Hydrodynamic cavitation structure, it is mounted in workpiece fixed platform including gas-liquid-solid three-phase mixing arrangement, straight-through adapter, machining tool spinning motion device, hollow flow passage pipe, cavitation burnishing device and workpiece fixed platform, workpiece；The gas-liquid-solid three-phase mixing arrangement is arranged on the top of whole device, the lower end outlet of gas-liquid-solid three-phase mixing arrangement is fixedly connected with leading directly to the upper end of adapter, the lower end connection machining tool spinning motion device of straight-through adapter, machining tool spinning motion device connects cavitation burnishing device by hollow flow passage pipe, and workpiece fixed platform is arranged on the underface of cavitation burnishing device.The present invention is realized the Hydrodynamic cavitation of liquid in itself, is improved processing efficiency using big entrance, intermediate restraint runner and larger outlet runner design；Entire polishing tool is driven to be rotated by motor, efficiently solve the problems, such as that workpiece surface polishing is non-uniform.
Description
Technical field
The present invention relates to accurate and Ultraprecise polished manufacture fields, more specifically more particularly to a kind of empty based on waterpower
Change the airwater mist cooling abrasive Flow polishing tool of structure.
Background technology
With the high speed development in the fields such as contemporary optics, electronic information, accurate and the optics of ultraprecise and semiconductor element device
Part is more and more used, and realizes that such the Ultraprecise polished of optical component working surface is of great significance.
It is existing to be broadly divided into the polishing of tool contact formula applied to the precision machined method of electronic information material and fluid is non-connects
Touch polishes.For the polishing of opposite tool contact, the contactless polishing of fluid is not easy to produce due to the cushioning effect of fluid media (medium)
Raw affected layer, is more suitable for the Ultra-precision Turning of large area or freeform optics element, and this method is more and more
It is applied in optical material and semi-conducting material processing, however the low congenital defect of liquor finish efficiency significantly limits liquid
The actual use of body polishing, therefore low cost, height are realized under the premise of the surface subdamage for ensuring affected layer do not occur
The polishing of efficiency is precision manufactureing field urgent need to solve the problem.The microjet auxiliary polishing generated using cavitation percussion is added
The method of work has been widely used.Such as patent CN201510056123.1 propose it is a kind of using gas-liquid-solid three-phase abrasive Flow
Ultrasonic polishing processing unit (plant), which generates ultrasonic cavitation using ultrasonic wave and improves processing efficiency, but ultrasonic wave energy consumption is sharp
With rate than relatively low, most energy is lost with form of thermal energy, and a set of adaptability it is good ultrasonic device it is expensive.Example again
Such as application No. is the Chinese invention patents of CN201610914661.4 to propose a kind of high efficiency fluid based on structure cavitation effect
Polishing processing method and device generate structure cavitation to improve processing efficiency using venturi tube structure, however there is no specific
Illustrate the inside configuration specific configuration, and in the case where pressure and external condition are certain, structure cavitation effect unobvious are thrown
Optical uniformity is bad.It is for example proposed again application No. is the Chinese invention patent of CN201510056821.1 a kind of based on three-phase mill
The super-smooth surface precision fluid disk burnishing device of grain stream, the device are passed through microbubble in inlet, utilize bursting for microbubble
Go out driving grain motion, so as to improve polishing efficiency, but by way of this method only injects microbubble outside, it is impossible to conclude
Whether cavitation phenomenon can be generated, and the microjet energy that common microbubble generates is carried much smaller than Hydrodynamic cavitation or ultrasonic cavitation
The ability of high polishing efficiency is limited；This method is passed through abrasive Flow using three entrances, three entrances are passed through microbubble simultaneously, can not
Circumferentially reach and equably remove, and need external equipment more, cost is higher.
Invention content
It is an object of the invention to solve it is above-mentioned in the prior art the defects of, it is proposed that it is a kind of based on Hydrodynamic cavitation structure
Airwater mist cooling abrasive Flow polishing tool on the basis of processing cost and polishing system complexity is not increased, passes through change
The spinning motion of polishing tool structure and polishing tool is so as to improve airwater mist cooling stream polishing efficiency, improve polishing uniformity
With big plane machining problem.
The present invention is achieved through the following technical solutions above-mentioned purpose：It is a kind of based on Hydrodynamic cavitation structure gas-liquid-solid three
Phase abrasive Flow polishing tool, including airwater mist cooling mixing arrangement, straight-through adapter, machining tool spinning motion device, sky
Heart flow-path tube, cavitation burnishing device and workpiece fixed platform need the workpiece processed to be mounted in workpiece fixed platform；It is described
Airwater mist cooling mixing arrangement is arranged on the top of whole device, the lower end outlet of airwater mist cooling mixing arrangement with it is straight
The upper end of logical adapter is fixedly connected, and leads directly to the lower end connection machining tool spinning motion device of adapter, machining tool rotation
Telecontrol equipment by hollow flow passage pipe connect cavitation burnishing device, workpiece fixed platform be arranged on cavitation burnishing device just under
Side；Airwater mist cooling mixing arrangement, straight-through adapter, machining tool spinning motion device, hollow flow passage pipe and cavitation polishing
Complete vertical runner is formed inside device.
Further, the airwater mist cooling mixing arrangement include gas-liquid mixing chamber and Pneumatic check valve, the gas-
The cylinder chamber that liquid mixing chamber is vertically arranged, gas-liquid mixing chamber upper end are provided with abrasive grain inflow entrance, and gas-liquid mixing chamber lower end is provided with
Abrasive grain outflux, gas-liquid mixing chamber middle part are set there are one miniature gas access, and Pneumatic check valve connects the miniature gas and enters
Mouthful and connect with gas-liquid mixing chamber, gas pass through Pneumatic check valve injection gas-liquid mixing chamber in.
Further, Pneumatic check valve is horizontally arranged on the side wall of gas-liquid mixing chamber, and air-flow is in by Pneumatic check valve
Horizontality is mixed into formation airwater mist cooling abrasive Flow in the Fluid-particle two-phase flows of gas-liquid mixing chamber.
Further, the lower end of airwater mist cooling mixing arrangement is connected through a screw thread straight-through adapter.
Further, the machining tool autobiography telecontrol equipment includes motor fixing plate, driving motor, driving pulley, same
Walk band, driven pulley, universal joint front end, universal joint rear end, universal-joint cross bearing, left fastening plates, right fastening plates, bearing block
With processing part of base, the universal joint front end is connected through a screw thread with straight-through adapter, and left fastening plates and right fastening plates are consolidated
It connects calmly and by universal joint front-loading between left fastening plates and right fastening plates, the right fastening plates are fixed on processing part
On pedestal；The universal joint front end is connected with universal joint rear end by universal-joint cross bearing；The universal joint rear end with
The upper end of hollow flow passage pipe is threadably secured connection, and hollow flow passage pipe is mounted on by bearing block in processing part of base；Institute
It states driven pulley to be fixed on hollow flow passage pipe, the driving motor is fixed on motor fixing plate, and motor fixing plate is fixed on
It processes in part of base, driving pulley is fixed on the motor head of driving motor, and driving pulley and driven pulley pass through synchronous belt
Connection, drives driving pulley rotation when driving motor moves, driven pulley is driven to rotate by synchronous belt, and then drive Universal connector
Head rear end rotates together with the entirety that hollow flow passage pipe forms.
Further, the outer surface of the inner surface of universal joint front end and universal-joint cross bearing is interference fitted, universal joint
Be additionally provided between front end and universal-joint cross bearing for circumferentially positioned big circlip, the outer surface of universal joint rear end with
The inner surface transition cooperation of universal-joint cross bearing；It is connected between hollow flow passage pipe and bearing block by rolling bearing, it is described hollow
The outer surface of flow-path tube and the inner ring transition of rolling bearing coordinate, and are provided in the groove of bearing block inner ring for rolling bearing axis
To the small baffle ring of positioning, the outer ring of rolling bearing and the inner ring of bearing block are interference fitted.
Further, self-locking nut is additionally provided on the hollow flow passage pipe, one end of self-locking nut abuts shaft bearing,
Realize the axially position of rolling bearing, the other end abuts the lower surface of driven pulley, realizes the axially position of driven pulley, described
The upper surface of driven pulley abuts universal joint rear end.The outer surface of the universal joint front end and left fastening plates and right fastening plates
Inner surface formed transition cooperation, the left fastening plates and right fastening plates are fixed by screw.The bottom of the hollow flow passage pipe
Ring flange is additionally provided with, the inner ring of ring flange and the outer ring clearance fit of hollow flow passage pipe, water fender are fixed by screws in method
On blue disk, water fender covers on the top of workpiece fixed platform and covers ring flange and cavitation burnishing device completely.
Further, the cavitation burnishing device includes converting interface more than one point, water pipe adapter, visual upper plate and polishing
Tool, the bottom end of the upper end entrance connection hollow flow passage pipe of the converting interface more than one point, multiple turns of the converting interface more than one point
Interface connects water pipe adapter respectively；The lower surface of the converting interface more than one point and the upper surface of polishing tool fit, one point
The lower surface of more converting interfaces and the upper surface of polishing tool are bolted；The polishing tool is internally provided with to be run through up and down
Vertical inner cavity, visual upper plate is provided at the top of vertical inner cavity and by the upper end closed of vertical inner cavity, the polishing tool
Side is evenly distributed with multiple flow channel entry points, and each flow channel entry point connects a water pipe adapter by hose, the outflow of hollow flow passage pipe
Liquid is transported to the more of polishing tool after converting interface more than one point by the multiple a water pipe adapters for connecting converting interface more than one point
Enter in the vertical inner cavity of polishing tool in a flow channel entry point and by multiple flow channel entry points.
Further, the flow channel entry point of the polishing tool is circumferentially uniformly distributed, and the quantity of flow channel entry point is 3-6, water
The quantity of pipe adapter and the quantity of flow channel entry point are consistent；The lower surface of the polishing tool is in inner concave shape, polishing tool
Bottom edge be provided with fillet；Constraint runner is formed between the bottom surface and workpiece surface of the polishing tool, closer to
The runner gap constrained at runner centre entrance and at edge egress is bigger, the stream closer to constraint runner middle section
Road gap is smaller.
Further, the workpiece fixed platform includes workpiece, workpiece pedestal, negative pressure pedestal, rubber washer, interior hexagonal spiral shell
Nail；The workpiece base upper surface and lower surface milling are fluted, and the groove surfaces of upper surface are provided with the logical of multiple array distributions
Hole；The workpiece is fixed in the groove of upper surface；The rubber washer is nested in lower groove；The negative pressure pedestal and workpiece
There is cavity among pedestal, negative pressure base center is provided with threaded hole, and negative pressure pedestal and workpiece pedestal are connected by hexagon socket countersunk flat cap head screw
It connects.
The beneficial effects of the present invention are：
1st, multiple flow channel entry points are integrated in a flow channel entry point by the present invention, reduce corollary equipment expense.
2nd, the present invention is using larger entrance, intermediate restraint runner and larger outlet runner design, realizes liquid in itself
Hydrodynamic cavitation is real cavitation phenomenon, and cavitation energy is big, improves processing efficiency.
3rd, the present invention realizes abrasive Flow using polishing tool lower surface in inner concave shape and the fillet of polishing tool outer surface
Secondary Hydrodynamic cavitation, improves polishing efficiency.
4th, the present invention drives entire polishing tool to be rotated by motor, and it is uneven effectively to solve workpiece surface polishing
The problem of even.
5th, the present invention bursts bubble is combined with Hydrodynamic cavitation, has not only made cavitation intensity controllable, but also improve the effect of polishing
Rate.
6th, the present invention increases the quantity of abrasive Flow cavitation gas core, increases by the way that controllable air flow is mixed into abrasive Flow
Cavitation probability and cavitation quality, improve polishing efficiency.
7th, the present invention can increase by two planar degrees of freedom, it can be achieved that the throwing of big planar optical elements in processing part of base
Light is processed.
8th, the present invention is whole using being threadedly coupled, and not only ensure that the strength reliability of burnishing device, but also be conveniently replaceable part
And polishing tool.
Description of the drawings
Fig. 1 is a kind of airwater mist cooling abrasive Flow burnishing device axonometric drawing of Hydrodynamic cavitation structure of the present invention
Fig. 2 is cavitation polishing tool of the present invention and the partial view of workpiece fixed platform.
Fig. 3 is a kind of airwater mist cooling abrasive Flow burnishing device sectional view of Hydrodynamic cavitation structure of the present invention.
Fig. 4 be cavitation burnishing device of the present invention and.The broken section view of workpiece fixed platform.
Fig. 5 is the vertical view of cavitation burnishing device of the present invention.
In figure, 1- gas-liquid mixing chambers, 2- leads directly to adapter, 3- universal joints front end, the left fastening plates of 4-, the right fastening plates of 5-,
6- universal joints rear end, 7- hollow flow passage pipes, 8- water fenders, 9- bearing blocks, 10- processing part of base, 11- synchronous belts, 12- master
Movable belt pulley, 13- screws, 14- driving motors, 15- Pneumatic check valves, 16- universal-joint cross bearings, 17- driven pulleys, 18- rotations
Bearing, the small baffle rings of 19-, 20- ring flanges, 21- mono- divide more converting interfaces, 22- polishing tools, 23- workpiece pedestals, 24- workpiece,
25- negative pressure pedestals, 26- hexagon socket countersunk flat cap head screws, 27- bolts, 28- water pipe adapters, 29- tighten screw, the big elasticity gears of 30-
Circle, 31- motor fixing plates, the visual upper plates of 32-, 33- self-locking nuts, 34- flow channel entry points, 35- rubber washers.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Fig. 1 ~ 5, a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure includes gas-liquid-solid
Three-phase mixing arrangement, straight-through adapter 2, machining tool spinning motion device, hollow flow passage pipe 7, cavitation burnishing device and workpiece
Fixed platform needs the workpiece processed to be mounted in workpiece fixed platform；The airwater mist cooling mixing arrangement is arranged on whole
The top of a device, the lower end outlet of airwater mist cooling mixing arrangement are fixedly connected with leading directly to the upper end of adapter 2, lead directly to
The lower end connection machining tool spinning motion device of adapter 2, machining tool spinning motion device are connected by hollow flow passage pipe 7
Cavitation burnishing device, workpiece fixed platform are arranged on the underface of cavitation burnishing device；Airwater mist cooling mixing arrangement is led directly to
Complete vertical runner is formed inside adapter 2, machining tool spinning motion device, hollow flow passage pipe 7 and cavitation burnishing device.
The airwater mist cooling mixing arrangement includes gas-liquid mixing chamber 1 and Pneumatic check valve 15, the gas-liquid mixing
The cylinder chamber that chamber 1 is vertically arranged, 1 upper end of gas-liquid mixing chamber are provided with abrasive grain inflow entrance, and 1 lower end of gas-liquid mixing chamber is provided with abrasive grain
Outflux, 1 middle part of gas-liquid mixing chamber are set there are one miniature gas access, and Pneumatic check valve 15 connects the miniature gas and enters
Mouthful and connected with gas-liquid mixing chamber 1, gas passes through Pneumatic check valve 15 and injects in gas-liquid mixing chamber 1.
Pneumatic check valve 15 is horizontally arranged on the side wall of gas-liquid mixing chamber 1, and air-flow is by Pneumatic check valve 15 in level
State is mixed into formation airwater mist cooling abrasive Flow in the Fluid-particle two-phase flows of gas-liquid mixing chamber 1.
The machining tool autobiography telecontrol equipment includes motor fixing plate 31, driving motor 14, driving pulley 12, synchronous belt
11st, driven pulley 17, universal joint front end 3, universal joint rear end 6, universal-joint cross bearing 16, left fastening plates 4, right fastening plates 5,
Bearing block 9 and processing part of base 10, the universal joint front end 3 are connected through a screw thread with straight-through adapter 2, left fastening plates 4
And right fastening plates 5 are fixedly connected and by 3 clamping of universal joint front end between left fastening plates 4 and right fastening plates 5, left fastening plates 4
It is tightened together with right fastening plates 5 by screw 13, and the two junction is provided with annular groove, 3 clamping of universal joint front end exists
In the annular groove, the right fastening plates 5 are fixed in processing part of base 10；Behind the universal joint front end 3 and universal joint
End 6 is connected by universal-joint cross bearing 16；The universal joint rear end 6 and the upper end of hollow flow passage pipe 7 are threadably secured company
It connects, hollow flow passage pipe 7 is mounted on by bearing block 9 in processing part of base 10；The driven pulley 17 is fixed on hollow flow passage
On pipe 7, the driving motor 14 is fixed on motor fixing plate 31, and motor fixing plate 31 is fixed in processing part of base 10,
Driving pulley 12 is fixed on the motor head of driving motor 14, and driving pulley 12 and driven pulley 17 are connected by synchronous belt 11,
Driving pulley 12 is driven to rotate when driving motor 14 moves, driven pulley 17 is driven to rotate by synchronous belt 11, and then drive ten thousand
It is rotated together to connector rear end 6 and the entirety that hollow flow passage pipe 7 forms.
The inner surface of universal joint front end 3 is interference fitted with the outer surface of universal-joint cross bearing 16,3 He of universal joint front end
Be additionally provided between universal-joint cross bearing 16 for circumferentially positioned big circlip 30, the outer surface of universal joint rear end 6 with
The inner surface transition cooperation of universal-joint cross bearing 16；It is connected between hollow flow passage pipe 7 and bearing block 9 by rolling bearing 18, institute
It states the outer surface of hollow flow passage pipe 7 with the inner ring transition of rolling bearing 18 to coordinate, is provided with and is used in the groove of 9 inner ring of bearing block
The small baffle ring 19 of 18 axially position of rolling bearing, the outer ring of rolling bearing 18 are interference fitted with the inner ring of bearing block 9.
Self-locking nut 33 is additionally provided on the hollow flow passage pipe 7, one end of self-locking nut 33 is realized against shaft bearing
The axially position of rolling bearing 18, the other end abut the lower surface of driven pulley 17, realize the axially position of driven pulley 17, institute
The upper surface for stating driven pulley 17 abuts universal joint rear end 6.The bottom of the hollow flow passage pipe 7 is additionally provided with ring flange 20,
The inner ring of ring flange 20 and the outer ring clearance fit of hollow flow passage pipe 7, water fender 8 are fixed on ring flange 20 by tightening screw 29
On, water fender 8 covers on the top of workpiece fixed platform and covers ring flange 20 and cavitation burnishing device completely.
The cavitation burnishing device includes converting interface 21 more than one point, water pipe adapter 28, visual upper plate 32 and buffer
Tool 22, the bottom end of the upper end entrance of the converting interface 21 more than one point connection hollow flow passage pipe 7, the converting interface 21 more than one point it is more
A converting interface connects water pipe adapter 28 respectively；The lower surface of the converting interface 21 more than one point and the upper surface phase of polishing tool 22
Fitting, the lower surface of converting interface 21 more than one point is connect with the upper surface of polishing tool 22 by bolt 27；The polishing tool 22
Perforative vertical inner cavity up and down is internally provided with, visual upper plate 32 is provided at the top of vertical inner cavity and by the upper of vertical inner cavity
End seal is closed, and 22 side of polishing tool is evenly distributed with multiple flow channel entry points 34, and each flow channel entry point 34 connects a water by hose
Pipe adapter 28, the liquid that hollow flow passage pipe 7 flows out is after converting interface 21 more than one point by connecting the more of converting interface 21 more than one point
Each and every one water pipe adapter 28 is transported in multiple flow channel entry points 34 of polishing tool 22 and is entered by multiple flow channel entry points 34 and polished
In the vertical inner cavity of tool 22.
The flow channel entry point 34 of the polishing tool 22 is circumferentially uniformly distributed, and the quantity of flow channel entry point 34 is 3-6, and water pipe turns
The quantity of connector 28 and the quantity of flow channel entry point 34 are consistent；The lower surface of the polishing tool 22 is in inner concave shape, buffer
The bottom edge of tool 22 is provided with fillet.
The workpiece fixed platform includes workpiece 24, workpiece pedestal 23, negative pressure pedestal 25, rubber washer 35, interior hexagonal spiral shell
Nail；The 23 upper and lower surface milling of workpiece pedestal is fluted, and the groove surfaces of upper surface are provided with multiple array distributions
Through-hole；The workpiece 24 is fixed in the groove of upper surface；The rubber washer 35 is nested in lower groove；The negative pressure pedestal
25 and workpiece pedestal 23 among have cavity, 25 center of negative pressure pedestal is provided with threaded hole, and negative pressure pedestal 25 and workpiece pedestal 23 pass through
Hexagon socket countersunk flat cap head screw 26 connects.
Above-described embodiment is presently preferred embodiments of the present invention, is not the limitation to technical solution of the present invention, as long as
Without the technical solution that creative work can be realized on the basis of above-described embodiment, it is regarded as falling into patent of the present invention
Rights protection scope in.
Claims (9)
1. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure, it is characterised in that：Including solution-air-
Gu three-phase mixing arrangement, straight-through adapter (2), machining tool spinning motion device, hollow flow passage pipe (7), cavitation burnishing device
With workpiece fixed platform, the workpiece processed is needed to be mounted in workpiece fixed platform；The airwater mist cooling mixing arrangement is set
It puts in the top of whole device, the lower end outlet of airwater mist cooling mixing arrangement is fixed with leading directly to the upper end of adapter (2)
The lower end connection machining tool spinning motion device of adapter (2) is led directly in connection, and machining tool spinning motion device passes through hollow
Flow-path tube (7) connects cavitation burnishing device, and workpiece fixed platform is arranged on the underface of cavitation burnishing device；Airwater mist cooling
Shape inside mixing arrangement, straight-through adapter (2), machining tool spinning motion device, hollow flow passage pipe (7) and cavitation burnishing device
Into complete vertical runner.
2. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure according to claim 1,
It is characterized in that：The airwater mist cooling mixing arrangement includes gas-liquid mixing chamber (1) and Pneumatic check valve (15), the solution-air
The cylinder chamber that mixing chamber (1) is vertically arranged, gas-liquid mixing chamber (1) upper end are provided with abrasive grain inflow entrance, under gas-liquid mixing chamber (1)
End is provided with abrasive grain outflux, is set in the middle part of gas-liquid mixing chamber (1) there are one miniature gas access, Pneumatic check valve (15) connects
It the miniature gas access and is connected with gas-liquid mixing chamber (1), gas passes through Pneumatic check valve (15) and injects gas-liquid mixing chamber
(1) in.
3. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure according to claim 2,
It is characterized in that：Pneumatic check valve (15) is horizontally arranged on the side wall of gas-liquid mixing chamber (1), and air-flow passes through Pneumatic check valve
(15) it is horizontal in the Fluid-particle two-phase flows for being mixed into gas-liquid mixing chamber (1) and forms airwater mist cooling abrasive Flow.
4. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure according to claim 3,
It is characterized in that：The machining tool autobiography telecontrol equipment includes motor fixing plate (31), driving motor (14), driving pulley
(12), synchronous belt (11), driven pulley (17), universal joint front end (3), universal joint rear end (6), universal-joint cross bearing
(16), left fastening plates (4), right fastening plates (5), bearing block (9) and processing part of base (10), the universal joint front end (3)
It is connected through a screw thread with straight-through adapter (2), left fastening plates (4) are fixedly connected with right fastening plates (5) and by universal joint front end
(3) for clamping between left fastening plates (4) and right fastening plates (5), the right fastening plates (5) are fixed on processing part of base (10)
On；The universal joint front end (3) and universal joint rear end (6) are connected by universal-joint cross bearing (16)；The universal joint
Rear end (6) is threadably secured with the upper end of hollow flow passage pipe (7) and connect, and hollow flow passage pipe (7) is mounted on by bearing block (9)
It processes in part of base (10)；The driven pulley (17) is fixed on hollow flow passage pipe (7), and the driving motor (14) is fixed
On motor fixing plate (31), motor fixing plate (31) is fixed in processing part of base (10), and driving pulley (12) is fixed on
On the motor head of driving motor (14), driving pulley (12) and driven pulley (17) are connected by synchronous belt (11), driving motor
(14) driving pulley (12) is driven to rotate when moving, driven pulley (17) is driven to rotate by synchronous belt (11), and then drive ten thousand
It is rotated together to connector rear end (6) and the entirety that hollow flow passage pipe (7) forms.
5. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure according to claim 4,
It is characterized in that：The inner surface of universal joint front end (3) is interference fitted with the outer surface of universal-joint cross bearing (16), before universal joint
It is additionally provided between end (3) and universal-joint cross bearing (16) for circumferentially positioned big circlip (30), universal joint rear end
(6) outer surface and the inner surface transition of universal-joint cross bearing (16) coordinate；Lead between hollow flow passage pipe (7) and bearing block (9)
Rolling bearing (18) connection is crossed, the outer surface of the hollow flow passage pipe (7) coordinates with the inner ring transition of rolling bearing (18), bearing
It is provided in the groove of seat (9) inner ring for the small baffle ring (19) of rolling bearing (18) axially position, rolling bearing (18)
The inner ring of outer ring and bearing block (9) be interference fitted.
6. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure according to claim 5,
It is characterized in that：Self-locking nut (33) is additionally provided on the hollow flow passage pipe (7), one end of self-locking nut (33) abuts shaft axis
It holds, realizes the axially position of rolling bearing (18), the other end abuts the lower surface of driven pulley (17), realizes driven pulley (17)
Axially position, the upper surface of the driven pulley (17) abuts universal joint rear end (6).The bottom of the hollow flow passage pipe (7)
Portion is additionally provided with ring flange (20), the inner ring of ring flange (20) and the outer ring clearance fit of hollow flow passage pipe (7), water fender (8)
It is fixed on ring flange (20) by tightening screw (29), water fender (8) covers on the top of workpiece fixed platform and by ring flange
(20) it is covered completely with cavitation burnishing device.
7. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure according to claim 6,
It is characterized in that：The cavitation burnishing device include converting interface more than one point (21), water pipe adapter (28), visual upper plate (32) and
Polishing tool (22), the bottom end of the upper end entrance connection hollow flow passage pipe (7) of the converting interface more than one point (21) are described more than one point
Multiple converting interfaces of converting interface (21) connect water pipe adapter (28) respectively；The lower surface of the converting interface more than one point (21) and throwing
The upper surface of optical tool (22) fits, and the lower surface of converting interface more than one point (21) passes through spiral shell with the upper surface of polishing tool (22)
Bolt (27) connects；The polishing tool (22) is internally provided with perforative vertical inner cavity up and down, is provided at the top of vertical inner cavity
Visual upper plate (32) and by the upper end closed of vertical inner cavity, polishing tool (22) side is evenly distributed with multiple flow channel entry points
(34), each flow channel entry point (34) connects a water pipe adapter (28), the liquid warp of hollow flow passage pipe (7) outflow by hose
It crosses after converting interface more than one point (21) and is transported to buffer by the multiple a water pipe adapters (28) for connecting converting interface more than one point (21)
Have in multiple flow channel entry points (34) of (22) and by multiple flow channel entry points (34) into the vertical inner cavity of polishing tool (22).
8. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure according to claim 7,
It is characterized in that：The flow channel entry point (34) of the polishing tool (22) is circumferentially uniformly distributed, and the quantity of flow channel entry point (34) is 3-6
A, the quantity of water pipe adapter (28) and the quantity of flow channel entry point (34) are consistent.The runner of the polishing tool (22) enters
Mouth (34) is circumferentially uniformly distributed, and the quantity of flow channel entry point (34) is 3-6, the quantity and flow channel entry point of water pipe adapter (28)
(34) quantity is consistent.The lower surface of the polishing tool (22) is in inner concave shape, and the bottom edge of polishing tool (22) is set
It is equipped with fillet.
9. a kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure according to claim 8,
It is characterized in that：The workpiece fixed platform include workpiece (24), workpiece pedestal (23), negative pressure pedestal (25), rubber washer (35),
Soket head cap screw；Workpiece pedestal (23) the upper and lower surface milling is fluted, and the groove surfaces of upper surface are provided with multiple
The through-hole of array distribution；The workpiece (24) is fixed in the groove of upper surface；The rubber washer (35) is nested in lower groove
In；There is cavity among the negative pressure pedestal (25) and workpiece pedestal (23), negative pressure pedestal (25) center is provided with threaded hole, negative pressure bottom
Seat (25) and workpiece pedestal (23) are connected by hexagon socket countersunk flat cap head screw (26).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711352392.8A CN108161754A (en) | 2017-12-15 | 2017-12-15 | A kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711352392.8A CN108161754A (en) | 2017-12-15 | 2017-12-15 | A kind of airwater mist cooling abrasive Flow polishing tool based on Hydrodynamic cavitation structure |
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| CN108161754A true CN108161754A (en) | 2018-06-15 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317413A (en) * | 2013-07-04 | 2013-09-25 | 北京理工大学 | Electromagnetic self-excited-vibration electrorheological complex polishing method and device |
| CN106139460A (en) * | 2016-06-21 | 2016-11-23 | 北京航空航天大学 | The heterogeneous blender of aerodynamic force formula ultrasound wave |
| CN106392863A (en) * | 2016-10-20 | 2017-02-15 | 浙江工业大学 | Efficient fluid finishing method and device based on structure cavitation effect |
| JP2017192995A (en) * | 2016-04-19 | 2017-10-26 | 不二越機械工業株式会社 | Nozzle and workpiece polishing device |
| CN207669132U (en) * | 2017-12-15 | 2018-07-31 | 浙江工业大学 | The rotary polishing tool of airwater mist cooling abrasive Flow based on Hydrodynamic cavitation structure |
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2017
- 2017-12-15 CN CN201711352392.8A patent/CN108161754A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317413A (en) * | 2013-07-04 | 2013-09-25 | 北京理工大学 | Electromagnetic self-excited-vibration electrorheological complex polishing method and device |
| JP2017192995A (en) * | 2016-04-19 | 2017-10-26 | 不二越機械工業株式会社 | Nozzle and workpiece polishing device |
| CN106139460A (en) * | 2016-06-21 | 2016-11-23 | 北京航空航天大学 | The heterogeneous blender of aerodynamic force formula ultrasound wave |
| CN106392863A (en) * | 2016-10-20 | 2017-02-15 | 浙江工业大学 | Efficient fluid finishing method and device based on structure cavitation effect |
| CN207669132U (en) * | 2017-12-15 | 2018-07-31 | 浙江工业大学 | The rotary polishing tool of airwater mist cooling abrasive Flow based on Hydrodynamic cavitation structure |
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Application publication date: 20180615 |