CN110026630A - A kind of variable tool cathode in the inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk - Google Patents
A kind of variable tool cathode in the inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk Download PDFInfo
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- CN110026630A CN110026630A CN201910326896.5A CN201910326896A CN110026630A CN 110026630 A CN110026630 A CN 110026630A CN 201910326896 A CN201910326896 A CN 201910326896A CN 110026630 A CN110026630 A CN 110026630A
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- cathode
- connecting rod
- electrolyzed processing
- inner cavity
- fixture
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H11/00—Auxiliary apparatus or details, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
- B23H3/04—Electrodes specially adapted therefor or their manufacture
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
- B23H3/10—Supply or regeneration of working media
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
- B23H9/10—Working turbine blades or nozzles
Abstract
The invention discloses a kind of inner cavities of Electrolyzed Processing Big-Twisted blades integral blade disk can be changed tool cathode, belongs to integral blade disk technical field of electrolysis processing.It is characterized by: the cathode construction is by several connecting rod assemblies into blade bottom cross sectional shape, segment section is equipped with extensible link, and is installed in cathode shell, and cathode shell is fixed on cathode fixture；Cathode fixture two sides are equipped with several Rotatable bases, and electric pushrod is installed on pedestal, and the probe of electric pushrod end is placed in the junction of each cathode connecting bar.When processing, fixture drive shaft drives cathode fixture, cathode shell and the feeding of inner cathode connecting rod synchronous rotary, and electric pushrod drives cathode connecting bar movement to realize the variation of cathode internal cavity shape while feeding.The present invention solves the problems, such as that traditional jacking Electrolyzed Processing, radial molding Electrolyzed Processing and numerical control transform into Electrolyzed Processing and be difficult to distort variable cross-section integrated impeller blade greatly.
Description
Technical field
It is set the invention patent relates to the cathode assembly structure to a kind of big distortion integrated impeller blade Electrolyzed Processing of variable cross-section
Meter, belongs to integral blade disk technical field of electrolysis processing.
Background technique
Aeronautical and space technology become measure national a scientific and technological level and overall national strength important indicator it
One, integral blade disk also has become aeroplane engine as the core component in aero-engine, efficient, high quality manufacturing method
The key technique of machine development.The continuous improvement having an high regard for aero-engine, the material of integral blade disk are also constantly closed towards titanium
The high intensity such as gold, high rigidity, direction transition resistant to high temperature, so that a great problem of integral blade disk being processed into manufacturing industry.
Electrolyzed Processing compared with traditional NC milling have it is high in machining efficiency, tool is not lost, not by material mechanical performance shadow
It rings, generate the features such as any residual stress, the key for making Electrolyzed Processing become integral blade disk by its unique advantage adds
One of work method.
With the development of China's aviation industry, country is continuously increased the attention degree of the development work of aero-engine,
More in recent years research institutions are unfolded to study from different perspectives for the electrolytic processing process method of integral blade disk, and achieve one
Fixed achievement.For example the processable cross-section integrated impeller blade out of method using jacking Electrolyzed Processing, the processing method use
Ring tool cathode, structure is simple and processing efficiency is higher；It is logical that leaf grating is preformed with using the method for radial molding Electrolyzed Processing
Road is the current common processing method of integral blade disk Electrolyzed Processing, and the China of Zhu Di that such as on July 21st, 2010 is announced et al. is specially
Sharp No. 200910025834.7 proposition multi-electrode spiral feeding integral blade wheel inter-blade passage electrolytic machining method, is set using multiple
In same plane, and the blade grid passage for the tool cathode simultaneous processing integral blade disk being mounted on electrolytic machining clamper, greatly
Improve the efficiency of processing；Using straight line sword tool cathode, combining with digital control Machine-Tool Control straight line sword processing straight can lamina disk leaf
Piece, the processing method is flexible big, can open up blade profile suitable for straight grain.
Jacking Electrolyzed Processing, radial molding Electrolyzed Processing and numerical control transform into three kinds of processing methods of Electrolyzed Processing and respectively have feature,
But also there is its limitation.Jacking Electrolyzed Processing may only process prismatic impeller blade；Radial molding Electrolyzed Processing category
In blade grid passage preprocessing, the motion mode of cathode is single radial feed or screwfeed, for leaf curling degree compared with
Big integral blade disk can generate blade allowance for finish and be unevenly distributed, or even the problem of can not process；Numerical control transforms into Electrolyzed Processing
The motion profile of tool cathode is straight grain applicable surface, can not process the impeller blade of distortion complex profile.Add for existing electrolysis
Work technology is difficult to the problem of distorting variable cross-section integral blade disk greatly, studies a kind of new Electrolyzed Processing cathode assembly and method gesture
It must go.
Summary of the invention
A kind of Electrolyzed Processing Big-Twisted blades integral blade disk that the purpose of the present invention is to solve the above problem and provides
Inner cavity can be changed tool cathode.
The present invention realizes that goal of the invention adopts the following technical scheme that the threedimensional model that integral blade disk is imported in CAD software,
Blade is equidistantly cut using parallel cutting system and extracts each cross section contour；Choose blade bottom maximum cross-section profile
Line obtains entity after being biased stretch processing to it, is divided into several connecting rods according to its design feature, part of connecting rod can be received
Contracting.Motion simulation will be carried out after the assembly of above-mentioned connecting rod, each link motion mode and step-length is arranged according to target blade exterior profile,
And there are machining allowance, the motion profile of cathode connecting bar inner cavity is the exterior contour of blade profile, finally extracts each connecting rod connection
The motion profile at place.
The present invention transforms into the side such as Electrolyzed Processing for traditional jacking Electrolyzed Processing, radial molding Electrolyzed Processing and numerical control
Method is difficult to the problem of distorting variable cross-section integrated impeller blade greatly, proposes a kind of Electrolyzed Processing Big-Twisted blades integral blade disk
Inner cavity can be changed tool cathode, which can realize the variation of cathode internal cavity shape in process, so that processing
Blade profile utmostly close to target blade profile, reserved leveling surplus can be effectively reduced, make allowance balance more
Uniformly.
A kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk of the present invention can be changed tool cathode and be pressed from both sides by cathode
Tool, cathode shell, cathode connecting bar composition；The cathode fixture top jockey drive shaft, and fixture drive shaft and cathode press from both sides
Tool is rotatedly connected；The cathode fixture two sides are equipped with electrolyte entrance and Rotatable base slot；In the Rotatable base slot
Equipped with several Rotatable bases, and electric pushrod is installed on Rotatable base；The probe of the electric pushrod front end is fixed to be connected
It connects in the junction of each cathode connecting bar.
The cathode fixture two sides of the bottom are equipped with cathode support seat, and cathode support seat top is cathode shell, and cathode
Shell is fixedly connected with cathode support seat；The cathode shell is made of cathode cover board, cathode bottom plate, and the cathode bottom board bottom
Face is arc-shaped curved surface.
Slide plate sliding slot is provided in the cathode cover board, slide plate sliding slot is the slideway for rotating slide plate, and the rotation slide plate is logical
Pin connection is crossed on cathode cover board；Fixed first shrinks connecting rod on the cathode bottom plate, and first shrinks connecting rod and the first quilt
Connecting rod is shunk to be connected；First shrinks connecting rod, and first is retracted connecting rod, and second shrinks connecting rod, and second is retracted connecting rod, and third is shunk
Connecting rod, third is retracted connecting rod and each connecting rod is sequentially connected end to end in turn.
Several cathode connecting bars are sequentially connected end to end in turn, and can be relatively rotated between connecting rod, blade profile wheel needed for being formed
It is wide；Described first be retracted connecting rod, second be retracted connecting rod, third be retracted connecting rod can be collapsible into respectively the first contraction connecting rod,
Second shrinks connecting rod, third is shunk in connecting rod.
Several cathode connecting bars are designed to the integral structure that outside has linkage piece, linkage piece and cathode on the outside of connecting rod
Bottom plate can guarantee completely removing for blade grid passage material in process, in wrong up and down between linkage piece on the outside of each adjacent links
Bit distribution.
The bottom surface of linkage piece is made simultaneously on the outside of the bottom surfaces of the cathode bottom plate and several cathode connecting bars, inner cavity surface and connecting rod
It participates in processing for machined surface.
Through pin connection on cathode cover board, the other end is placed in slide plate sliding slot for described rotation slide plate one end, rotates slide plate
It can be rotated in the slide plate sliding slot for being collapsible into cathode cover board around pin.
There are four electrolyte spray head, electrolyte is flowed into from electrolyte entrance through cathode support seat cathode cover board inner cavity dress
Cathode cover board is provided with electrolyte channel in cathode cover board, and electrolyte is respectively supplied at four electrolyte spray heads through runner, electricity
It solves after liquid is sprayed from spray head through embedded SMA actuators surface current to processing bottom surface, is finally flowed out from blade two sides.
In process, be fixedly connected between the cathode fixture, cathode shell and each cathode connecting bar, synchronous rotary into
It gives.
The beneficial effects of the invention are that: the invention proposes a kind of inner cavities of Electrolyzed Processing Big-Twisted blades integral blade disk can
Become tool cathode, which can realize the variation of cathode internal cavity shape in process, so that the blade type processed
Face utmostly close to target blade profile, can effectively reduce reserved leveling surplus, keep allowance balance more uniform.
In process, rotation drive shaft drives the feeding of tool cathode synchronous rotary, cathode while feeding to the present invention
Cavity shape gradually changes；Use the cathode construction that can directly process single variable cross-section distortion leaf dish leaf with above-mentioned motion mode
Piece, blade profile one-pass molding, and machining allowance is evenly distributed, it is high in machining efficiency.
After completing the processing of single blade type face, tool cathode retracts initial position according to feed route withdrawing, cathode；It is whole
When cathode processes next blade with same motion mode after leaf dish indexing, secondary ablation will not be generated to machined blade.
When processing, as rotation drive shaft drives the feeding of tool cathode synchronous rotary, rotation slide plate is gradually tapered up into cathode
In shell, the telecontrol equipment can effectively solve due to blade grid passage dehisce angle it is larger caused by channel roof processing it is insufficient,
Bottom processed the problem of cutting.
The present invention provides a kind of integral blade disk electrochemical machining methods of wide adaptation range；For different integral blade disk moulds
Type, according to blade profile design cathode construction, motion simulation be arranged cathode connecting bar contraction by way of and tool cathode feed road
Line, cathode connecting bar motion profile fit in blade profile.
When processing, electrolyte flows into cathode cover board through cathode support seat from electrolyte entrance, is provided with electrolysis in cathode cover board
Liquid stream road, electrolyte are respectively supplied at four electrolyte spray heads through runner, electrolyte sprayed by spray head after through embedded SMA actuators
Surface current is finally flowed out from blade two sides to processing bottom surface.
Detailed description of the invention
Fig. 1 is integrated impeller blade Electrolyzed Processing schematic diagram；
Fig. 2 is tool cathode overall structure diagram；
Fig. 3 is integrated impeller blade Electrolyzed Processing top cross-sectional view；
Fig. 4 is cathode shell and inner link schematic diagram；
Fig. 5 is cathode connecting bar structural schematic diagram；
Fig. 6 electric pushrod drives cathode connecting bar schematic diagram；
Fig. 7 is cathode connecting bar contraction structure schematic diagram；
Figure label: cathode fixture 1, cathode shell 2, cathode connecting bar 3, electric pushrod 4, fixture drive shaft 5, integral blade disk
6, slide plate 7, slide plate sliding slot 8, pin 9, electrolyte spray head 10, electrolyte entrance 11, Rotatable base slot 12, Rotatable base are rotated
13, cathode support seat 14, cathode cover board 21, the contraction of cathode bottom plate 22, first connecting rod 31, first are retracted the receipts of connecting rod 32, second
Contracting connecting rod 33, second be retracted connecting rod 34, third receive by contracting connecting rod 35, third shrink connecting rod 36, linkage piece 37, probe 41,
Process impeller blade 61.
Specific embodiment
In order to make technological means of the invention, embodiment, reach purpose and beneficial effect is apparent to, below in conjunction with
Attached drawing provides further elucidated above.
As shown in Fig. 1-7, a kind of variable tool in the inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk of the present invention
Cathode, device include cathode fixture 1, cathode shell 2, cathode connecting bar 3, electric pushrod 4, fixture drive shaft 5, integral blade disk 6
Deng；Described 5 one end of fixture drive shaft is fixedly mounted on lathe, and the other end is rotatedly connected with cathode fixture 1；The cathode fixture
1 two sides are equipped with electrolyte entrance 11 and Rotatable base slot 12；Several rotatable bottoms are equipped in the Rotatable base slot 12
Seat 13, and 13 built-in motor of Rotatable base；Electric pushrod 4, the spy of 4 front end of electric pushrod are housed on the Rotatable base 13
First 41 are fixedly connected on the junction of each cathode connecting bar 3；1 two sides of the bottom of cathode fixture are equipped with cathode support seat 14, yin
Support base 14 top in pole is cathode shell 2, and cathode shell 2 is fixedly connected with cathode support seat 14；The cathode shell 2 is by yin
Polar cap plate 21, cathode bottom plate 22 are constituted；When processing, it is processed leaf dish and is connected with positive pole, cathode construction and power cathode phase
Even, lathe drives 1 swivel feeding of cathode fixture by fixture drive shaft 5, Rotatable base 13 and electric pushrod 4 while feeding
By control probe 41 movement realize 3 cavity shape of cathode connecting bar variation, pop one's head in 41 motion profile be motion simulation it is each
The motion profile of connecting rod junction, after processing is completed, cathode retracts initial position to single blade, and integral blade disk 6 rotates certain angle
Next blade is processed with same step after degree；Single become can be directly processed by the device with above-mentioned motion mode to cut
Face twisted blade type face, and reserved leveling surplus can be effectively reduced, keep allowance balance more uniform.
As shown in Fig. 1-7, a kind of variable tool in the inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk of the present invention
Cathode, 21 inner cavity of cathode cover board dress is there are four electrolyte spray head 10, and when processing, electrolyte is from electrolyte entrance 11 through cathode
Support base 14 flows into cathode cover board 21, is provided with electrolyte channel in cathode cover board 21, electrolyte is respectively supplied to four through runner
At a electrolyte spray head 10, electrolyte sprayed from spray head after through embedded SMA actuators surface current to processing bottom surface, finally from two effluent of blade
Out.
As shown in Fig. 1-7, a kind of variable tool in the inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk of the present invention
Cathode, described 7 one end of rotation slide plate are connected on cathode cover board 21 by pin 9, and the other end is placed in slide plate sliding slot 8, and rotation is slided
Piece 7 can rotate in the slide plate sliding slot 8 for being collapsible into cathode cover board 21 around pin 9；It can effectively solve by the telecontrol equipment due to leaf grating
Channel dehisce angle it is larger caused by channel roof processing it is insufficient, bottom processed the problem of cutting.
As shown in Fig. 1-7, a kind of variable tool in the inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk of the present invention
Cathode, fixed first shrinks connecting rod 31 on the cathode bottom plate 22, and the first contraction connecting rod 31 and first is retracted connecting rod 32
It is connected；First shrinks connecting rod 31, and first is retracted connecting rod 32, and second shrinks connecting rod 33, and second is retracted connecting rod 34, and third is shunk
Connecting rod 36, third is retracted connecting rod 35 and each connecting rod is sequentially connected end to end in turn；When processing, Rotatable base 13 and electric pushrod 4
By control probe 41 drive cathode connecting bars 3 moved according to simulation track, realize 3 cavity shape of cathode connecting bar it is continuous change with
Process variable cross-section integrated impeller blade.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk can be changed tool cathode, which is mainly used in whole
Body leaf dish Electrolyzed Processing field, its feature is as follows:
A kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk can be changed tool cathode by cathode fixture (1), cathode shell
(2), cathode connecting bar (3) forms；
Cathode fixture (1) the top jockey drive shaft (5), and fixture drive shaft (5) rotates phase with cathode fixture (1)
Even；Cathode fixture (1) two sides are equipped with electrolyte entrance (11) and Rotatable base slot (12)；The Rotatable base slot
(12) several Rotatable bases (13) are equipped in, and electric pushrod (4) are installed on Rotatable base (13)；The electric pushrod
(4) probe (41) of front end is fixedly connected on the junction of each cathode connecting bar (3)；
Cathode fixture (1) two sides of the bottom are equipped with cathode support seat (14), and cathode support seat (14) top is cathode shell
(2), and cathode shell (2) is fixedly connected with cathode support seat (14)；The cathode shell (2) is by cathode cover board (21), cathode
Bottom plate (22) is constituted, and cathode bottom plate (22) bottom surface is arc-shaped curved surface；
It is provided with slide plate sliding slot (8) in the cathode cover board (21), slide plate sliding slot (8) be the slideway of rotation slide plate (7), and described turn
Dynamic slide plate (7) are connected on cathode cover board (21) by pin (9)；Fixed first shrinks connecting rod on the cathode bottom plate (22)
(31), and the first contraction connecting rod (31) is retracted connecting rod (32) with first and is connected；First shrinks connecting rod (31), first company of being retracted
Bar (32), second shrinks connecting rod (33), and second is retracted connecting rod (34), and third shrinks connecting rod (36), and third is retracted connecting rod
(35) and each connecting rod is sequentially connected end to end in turn.
2. a kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk according to claim 1 can be changed tool cathode, it is special
Sign is: several cathode connecting bars (3) are sequentially connected end to end in turn, and can relatively rotate between connecting rod, blade profile needed for being formed
Profile；Described first be retracted connecting rod (32), second be retracted connecting rod (34), third is retracted connecting rod (35) and can be collapsible into respectively
First contraction connecting rod (31), the second contraction connecting rod (33), third are shunk in connecting rod (36).
3. a kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk according to claim 1 can be changed tool cathode,
Be characterized in that: several cathode connecting bars (3) are designed to the integral structure that outside has linkage piece (37), linkage on the outside of connecting rod
Piece (37) can guarantee completely removing for blade grid passage material, connection on the outside of each adjacent links with cathode bottom plate (22) in process
It is in be dislocatedly distributed between movable plate (37) up and down.
4. a kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk according to claim 1 can be changed tool cathode,
It is characterized in that: linkage piece (37) on the outside of the bottom surface of the cathode bottom plate (22) and several cathode connecting bars (3), inner cavity surface and connecting rod
Bottom surface simultaneously be used as machined surface participate in processing.
5. a kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk according to claim 1 can be changed tool cathode,
Be characterized in that: the rotation slide plate (7) one end is connected on cathode cover board (21) by pin (9), and the other end is placed in slide plate sliding slot
(8) in, rotation slide plate (7) can be rotated around pin (9) and is collapsible into the slide plate sliding slot (8) of cathode cover board (21).
6. a kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk according to claim 1 can be changed tool cathode,
Be characterized in that: there are four electrolyte spray head (10), electrolyte passes through cathode cover board (21) the inner cavity dress from electrolyte entrance (11)
Cathode support seat (14) flows into cathode cover board (21), is provided with electrolyte channel in cathode cover board (21), electrolyte is divided through runner
Be not supplied at four electrolyte spray heads (10), electrolyte sprayed from spray head after through embedded SMA actuators surface current to processing bottom surface, finally
It is flowed out from blade two sides.
7. a kind of inner cavity of Electrolyzed Processing Big-Twisted blades integral blade disk according to claim 1 can be changed tool cathode,
It is characterized in that: in process, being fixedly connected between the cathode fixture (1), cathode shell (2) and each cathode connecting bar (3), together
Walk swivel feeding.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910326896.5A CN110026630B (en) | 2019-04-23 | 2019-04-23 | Inner cavity variable tool cathode for electrochemical machining of large-distortion blade blisk |
| PCT/CN2019/107425 WO2020215606A1 (en) | 2019-04-23 | 2019-09-24 | Tool cathode with variable inner cavity and used for performing electrolytic machining on blisk with big-twisted blade |
| LU101448A LU101448B1 (en) | 2019-04-23 | 2019-09-24 | Intracavity Variable Tool Cathode for Electrochemical Machining of Blisk with Large-Twisted Blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910326896.5A CN110026630B (en) | 2019-04-23 | 2019-04-23 | Inner cavity variable tool cathode for electrochemical machining of large-distortion blade blisk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110026630A true CN110026630A (en) | 2019-07-19 |
| CN110026630B CN110026630B (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910326896.5A Active CN110026630B (en) | 2019-04-23 | 2019-04-23 | Inner cavity variable tool cathode for electrochemical machining of large-distortion blade blisk |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN110026630B (en) |
| LU (1) | LU101448B1 (en) |
| WO (1) | WO2020215606A1 (en) |
Cited By (4)
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| CN110605445A (en) * | 2019-08-16 | 2019-12-24 | 南京航空航天大学 | Electrochemical machining method for non-uniform-speed double-rotation transformation machining edge cathode blisk |
| CN111037014A (en) * | 2019-11-22 | 2020-04-21 | 南京航空航天大学 | Nesting electrochemical machining device and method for inward blades of multistage rectifying stator |
| WO2020215606A1 (en) * | 2019-04-23 | 2020-10-29 | 安徽理工大学 | Tool cathode with variable inner cavity and used for performing electrolytic machining on blisk with big-twisted blade |
| US11878360B2 (en) | 2022-05-06 | 2024-01-23 | Nanjing University Of Aeronautics And Astronautics | Electrochemical machining device and method for blisk using electrode array |
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- 2019-04-23 CN CN201910326896.5A patent/CN110026630B/en active Active
- 2019-09-24 WO PCT/CN2019/107425 patent/WO2020215606A1/en active Application Filing
- 2019-09-24 LU LU101448A patent/LU101448B1/en active IP Right Grant
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| WO2020215606A1 (en) * | 2019-04-23 | 2020-10-29 | 安徽理工大学 | Tool cathode with variable inner cavity and used for performing electrolytic machining on blisk with big-twisted blade |
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| US11878360B2 (en) | 2022-05-06 | 2024-01-23 | Nanjing University Of Aeronautics And Astronautics | Electrochemical machining device and method for blisk using electrode array |
Also Published As
| Publication number | Publication date |
|---|---|
| LU101448B1 (en) | 2020-11-19 |
| CN110026630B (en) | 2020-04-14 |
| WO2020215606A1 (en) | 2020-10-29 |
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