CN106513883B - A kind of blade profile precision ECM shaped electrode and processing method - Google Patents

A kind of blade profile precision ECM shaped electrode and processing method Download PDF

Info

Publication number
CN106513883B
CN106513883B CN201611068724.5A CN201611068724A CN106513883B CN 106513883 B CN106513883 B CN 106513883B CN 201611068724 A CN201611068724 A CN 201611068724A CN 106513883 B CN106513883 B CN 106513883B
Authority
CN
China
Prior art keywords
blade
shaped electrode
leaf basin
cathode
clamping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201611068724.5A
Other languages
Chinese (zh)
Other versions
CN106513883A (en
Inventor
于冰
赵文涛
桓恒
杨涧石
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AECC Shenyang Liming Aero Engine Co Ltd
Original Assignee
Shenyang Liming Aero Engine Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenyang Liming Aero Engine Group Co Ltd filed Critical Shenyang Liming Aero Engine Group Co Ltd
Priority to CN201611068724.5A priority Critical patent/CN106513883B/en
Publication of CN106513883A publication Critical patent/CN106513883A/en
Application granted granted Critical
Publication of CN106513883B publication Critical patent/CN106513883B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING 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
    • B23H3/00Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/04Electrodes specially adapted therefor or their manufacture
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING 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
    • B23H3/00Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte

Abstract

The present invention relates to a kind of blade profile precision ECM shaped electrode and processing methods, including blade back shaped electrode, leaf basin shaped electrode and positioning and clamping device, wherein positioning and clamping device is installed on the transfer panel of longitudinal Z axis of lathe, and blade workpiece is assemblied on positioning and clamping device;Blade back shaped electrode and leaf basin shaped electrode the feed motion axis connection with electrolysis machine tool X1, X2 axis respectively;Blade back shaped electrode, the molding of leaf basin shaped electrode, form seal chamber with positioning and clamping device, blade workpiece is closed in seal chamber;Seal chamber is connected to by electrolyte inlet and electrolyte liquid outlet with External electrolytic liquid pipeline.This invention ensures that blade profile is processed without surplus, relative to NC Milling method, Electrolyzed Processing cost is only the 10% of numerical control mill cost, and efficiency is its 3 times or more.It ensure that blade part processing quality simultaneously, be suitable for producing in enormous quantities, there is huge potential benefit.

Description

A kind of blade profile precision ECM shaped electrode and processing method
Technical field
The present invention relates to a kind of aero-engine compressor blade profile processing technology, specifically a kind of blade profile Precision ECM shaped electrode and processing method.
Background technique
The principle of Electrolyzed Processing is that the principle of anodic solution can occur in the electrolytic solution and remove material using metal, will A kind of molding non-traditional cutting working method of work pieces process.When Electrolyzed Processing, tool (cutter) is as cathode, workpiece as sun Pole is connected to DC power supply.In the electrolytic solution, tool cathode shifts to workpiece anode with certain speed, sends out between tool and workpiece Raw charge-exchange, anode workpiece material is dissolved, and is taken away by swiftly flowing electrolyte, to reach point-device processing It is required that.
Engine compressor blade processing is carried out using electrolytic method, is answered extensively on external advanced aero engine With the compressor blade if nowadays MTU company, Germany is more than 90% is processed using this technique.(in " typhoon " engine RB199 Pressure and high-pressure compressor, the high-pressure compressor of EJ200 engine).
Currently, for the existing leading technology of such compressor blade use cold-reduced sheet blank, blade type face using rolling with Hand-polished processing method.Due to blade profile variation curvature greatly, hold curved, sweepback, at present leading technology rolling processing reaches not To no surplus, rear blade deformation is processed, makes that forming surface is overproof, and manufacture accordance is poor.It cannot achieve intake and exhaust side in roll milling technology In the case where edge Precision Machining, blade type face is processed using the method for numerical control mill, the precision machined mesh in blade type face may be implemented Mark, but cost and efficiency are not able to satisfy batch production and require.
Summary of the invention
For in the prior art use numerical control mill method processing blade type face there are low efficiency, at high cost, quality is unstable It is fixed, be not able to satisfy and batch produce the deficiencies of requiring, it is at low cost the problem to be solved in the present invention is to provide a kind of high-efficient, reduce a large amount of Cutter consumption and numerical control device holding time blade profile precision ECM shaped electrode and processing method.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of blade profile precision ECM shaped electrode of the present invention, including blade back shaped electrode, leaf basin shaped electrode and Positioning and clamping device, wherein positioning and clamping device is installed on the transfer panel of longitudinal Z axis of lathe, and blade workpiece is assemblied in positioning On clamping device;Blade back shaped electrode and leaf basin shaped electrode the feed motion axis connection with electrolysis machine tool X1, X2 axis respectively;Leaf Shaped electrode, the molding of leaf basin shaped electrode are carried on the back, forms seal chamber with positioning and clamping device, blade workpiece is closed in seal chamber In;Seal chamber is connected to by electrolyte inlet and electrolyte liquid outlet with External electrolytic liquid pipeline.
Blade back shaped electrode has blade back insulated enclosure block and blade back work cathode, which is equipped with recessed Slot, blade back work cathode in the middle part of blade back insulated enclosure block, and form groove with blade back insulated enclosure block;Leaf basin shaped electrode With leaf basin insulated enclosure block and leaf basin work cathode, leaf basin works cathode in the middle part of leaf basin insulated enclosure block, in leaf basin work Make that there is boss between cathode and leaf basin insulated enclosure block;Positioning and clamping device is equipped with insulated enclosure gland;Groove, boss with And insulated enclosure gland is corresponding and cooperates, and works in blade back and forms a relative closure between cathode and leaf basin work cathode Seal chamber constitutes sealing stabilizer structure including vanes close to be processed.
Blade back work cathode and leaf basin work cathode are connected by the cathode of cable and the pulse power, and blade workpiece passes through electricity The anode of cable and the pulse power connects.
Electrolysis machine tool is the high-frequency narrow-pulse precision ECM lathe for having multiaxis, have can quickly position and respectively with machine First and second HSK high-precision hydraulic collet of bed two feed motion axis connection of X1, X2, blade back shaped electrode and leaf basin shaped electrode It is connected on the first and second HSK high-precision hydraulic collet.
Electrolyte inlet and electrolyte liquid outlet are separately positioned on leaf basin shaped electrode, and are leaf basin insulated enclosures On the two sides of block, electrolyte inlet and external high pressure electrolyte piping connection.
Blade back shaped electrode front end is equipped with cathode to knife pin, and the corresponding position of leaf basin shaped electrode front end is equipped with cathode to knife Hole.
Blade back shaped electrode top is equipped with blade to knife pin.
A kind of processing method of blade profile precision ECM shaped electrode of the present invention, comprising the following steps:
Blade back shaped electrode and leaf basin shaped electrode are installed on high-frequency narrow-pulse precision ECM lathe, and determine blade back at The relative position of type electrode and leaf basin shaped electrode;
It by the assembly of blade workpiece on positioning and clamping device, and is installed on the transfer panel of longitudinal Z axis of lathe, and determines The relative position of blade and blade back shaped electrode;
Blade is sent into the cavity between blade back shaped electrode and leaf basin shaped electrode;
Feed shaft operation is operated, so that cavity is formed seal chamber, including vanes close to be processed;
The electrolyte that electrolyte inlet is connected to high pressure, makes to quickly fill with Flow Field Distribution in seal chamber and is uniformly electrolysed Liquid;
Blade back work cathode and leaf basin work cathode are connected by the cathode of cable and the pulse power, and blade workpiece passes through electricity The anode of cable and the pulse power connects;It works in blade back and applies 5~25V of voltage, arteries and veins between cathode, leaf basin work cathode and blade Rush 50~1000Hz, several hundred to up to ten thousand amperes of electric current of pulse current;Conduction time is 5~10 minutes.
After the processing for completing a vane foil, by blade back shaped electrode, leaf basin shaped electrode be retracted into backward safety away from From, the Z axis for clamping blade is raised to safe distance, the blade to be processed more renewed, circulation above-mentioned steps complete new blade The precision ECM in type face is processed.
Cavity is set to form seal chamber are as follows: the leaf in blade back insulated enclosure block and leaf basin shaped electrode in blade back shaped electrode Insulated enclosure gland is corresponding in basin insulated enclosure block and positioning and clamping device and cooperates, in blade back work cathode and the work of leaf basin The seal chamber that a relative closure is formed between cathode constitutes sealing stabilizer structure including vanes close to be processed.
Determine the relative position of blade back shaped electrode and leaf basin shaped electrode are as follows:
On high-frequency narrow-pulse precision ECM lathe, clamping blade back is distinguished by its first and second HSK high-precision hydraulic collet Shaped electrode and leaf basin shaped electrode;
By HSK high-precision hydraulic collet, quickly positioning and accurately with two feed motion axis connection of lathe X1, X2 is logical Crossing electrode ensures knife pin the relative position of blade back shaped electrode Yu leaf basin shaped electrode.
The invention has the following beneficial effects and advantage:
1. the present invention solves the high processing problem of compressor blade formed precision, a kind of new precision ECM processing is proposed Shaped electrode and its process, guarantee blade profile without surplus process, relative to NC Milling method, Electrolyzed Processing Cost is only the 10% of numerical control mill cost, and efficiency is its 3 times or more.It ensure that blade part processing quality simultaneously, be suitable for big Batch production has huge potential benefit.
2. the present invention is closed by the design of a pair of of shaped electrode structure and with the assembly of blade clamping workpiece positioning device System constitutes sealing stabilizer structure, guarantees the relative feed movement of blade workpiece and electrode, is in pressure always in process Sealing state guarantees the uniformity and stability in flow field, and by selection machined parameters and processing program establishment, realizes blade The processing of type face precision ECM, may be implemented efficient, inexpensive batch production.
3. the blade present invention can apply to compressor blade manufacturing field, suitable for materials such as titanium alloy, high temperature alloys Type face is processed without surplus, and method is different from traditional machining, at low cost, high-efficient using Electrolyzed Processing compressor blade, The technical problems such as such blade processing precision height can be effectively solved, are had broad application prospects.
Detailed description of the invention
Fig. 1 is blade forming electrode and blade clamping device assembling relationship figure;
Fig. 2 is blade back shaped electrode structural schematic diagram;
Fig. 3 is leaf Pengcheng type electrode structure schematic diagram;
Fig. 4 is blade forming cathode and electrolyte flow field schematic diagram.
Wherein, 1 is blade workpiece, and 2 be positioning and clamping device, and 3 be blade back shaped electrode, and 4 be leaf basin shaped electrode, and 5 are Insulated enclosure gland, 6 be blade back work cathode, and 7 be blade to knife pin, and 8 be blade back insulated enclosure block (groove), and 9 be blade back electricity Pole pedestal, 10 be electrode to knife pin, and 11a is the first HSK high-precision hydraulic collet, and 11b is the 2nd HSK high-precision hydraulic collet, 12 be electrolyte inlet, and 13 be electrolyte liquid outlet, and 14 be leaf basin work cathode, and 15 be leaf basin insulated enclosure block, and 16 be leaf Basin electrodes base, 17 be seal chamber.
Specific embodiment
The present invention is further elaborated with reference to the accompanying drawings of the specification.
The present invention provide it is a kind of for compressor without mounting plate class stator blade blade profile precision ECM without surplus process at Type electrode and process, including three-dimensional airfoil camber work cathode, sealing stabilizer structure, electrolyte entry/exit liquid mouth and specially HSK hydraulic clip head etc..Work the core tool that cathode is blade forming processing, and electrode mould surface portion can be according to zero vane The different structure of part is designed to different shapes by gap calculating, and electrolyte flow field uses the most short principle of stroke, into/row Gas side enters, and row/leading edge outflow keeps process more stable, realizes efficient, low cost processing.
The present invention a kind of shaped electrode and process of the processing of blade profile precision ECM, the premise of implementation is using electricity On the basis of solution or other methods progress blade are rough machined, blade profile surplus controls between 0.3~1.2mm substantially, mainly It is finished for compressor blade type face and unmanageable front and rear edge, the condition of implementation is the high frequency narrow arteries and veins for having multiaxis Rush precision ECM lathe.
As shown in figures 1-4, a kind of blade profile precision ECM shaped electrode of the present invention, including blade back shaped electrode 3, leaf Basin shaped electrode 4 and positioning and clamping device 2, wherein positioning and clamping device 2 is installed on the transfer panel of longitudinal Z axis of lathe, Blade workpiece 1 is assemblied on positioning and clamping device 2;Blade back shaped electrode 3 and leaf basin shaped electrode 4 respectively with electrolysis machine tool X1, The feed motion axis connection of X2 axis;Blade back shaped electrode 3, leaf basin shaped electrode 4 mold, and are formed and are sealed with positioning and clamping device 2 Chamber, blade workpiece 1 are closed in seal chamber;Seal chamber passes through electrolyte inlet 12 and electrolyte liquid outlet 13 and external electrical Solve liquid pipeline connection.
As shown in Fig. 2, blade back shaped electrode 3 has blade back insulated enclosure block 8 and blade back work cathode 6, blade back insulation Sealing block 8 is equipped with groove, and the blade back cathode 6 that works is set to the middle part of blade back insulated enclosure block 8, and with 8 shape of blade back insulated enclosure block At groove;3 top of blade back shaped electrode is equipped with blade to knife pin 7, as the polar reference point of electricity.
As shown in figure 3, leaf basin shaped electrode 4 has leaf basin insulated enclosure block 15 and leaf basin work cathode 14, the work of leaf basin Cathode 14 is set to 15 middle part of leaf basin insulated enclosure block, works between cathode 14 and leaf basin insulated enclosure block 15 in leaf basin with convex Platform;The corresponding position of 4 front end of leaf basin shaped electrode is equipped with cathode to tool bore;Positioning and clamping device 2 is equipped with insulated enclosure gland 5;Groove, boss and insulated enclosure gland 15 are corresponding and cooperate, and work between cathode 6 and leaf basin work cathode 14 in blade back Blade 1 to be processed is enclosed in interior, composition sealing stabilizer structure by the seal chamber 17 for forming a relative closure.Blade back work Cathode 6 and leaf basin work cathode 14 are connected by the cathode of cable and the pulse power, and blade workpiece 1 passes through cable and the pulse power Anode connection.Electrolyte inlet 12 and electrolyte liquid outlet 13 are separately positioned on leaf basin shaped electrode 4, and leaf basin is exhausted On the two sides of edge sealing block 15, electrolyte inlet 12 and external high pressure electrolyte piping connection.
As shown in figure 4, the insulated enclosure gland 5 on top is not shown in this figure clearly to express internal seal structure.
A kind of processing method of blade profile precision ECM shaped electrode of the present invention the following steps are included:
Blade back shaped electrode 3 and leaf basin shaped electrode 4 are installed on high-frequency narrow-pulse precision ECM lathe, and determine blade back The relative position of shaped electrode 3 and leaf basin shaped electrode 4;
It by the assembly of blade workpiece 1 on positioning and clamping device 2, and is installed on the transfer panel of longitudinal Z axis of lathe, and really The relative position of fixed blade and blade back shaped electrode 3;
Blade 1 is sent into the cavity between blade back shaped electrode 3 and leaf basin shaped electrode 4;
Feed shaft operation is operated, cavity is made to form seal chamber, blade 1 to be processed is enclosed in interior;
The electrolyte that electrolyte inlet 12 is connected to high pressure makes to quickly fill with Flow Field Distribution in seal chamber 17 uniformly electric Solve liquid;
Blade back work cathode 6 and leaf basin work cathode 14 are connected by the cathode of cable and the pulse power, and blade workpiece 1 is logical The anode for crossing cable and the pulse power connects;It works in blade back and applies voltage 5 between cathode 6, leaf basin work cathode 14 and blade 1 The pulse current that several hundred to up to ten thousand amperes of~25V, 50~1000Hz of pulse, electric current;Conduction time is 5~10 minutes, electric current Size is determined according to the size of processing blade processing area.
After the processing for completing a vane foil, blade back shaped electrode 3, leaf basin shaped electrode 4 are retracted into safety backward The Z axis for clamping blade 1 is raised to safe distance by distance, and the blade to be processed more renewed, circulation above-mentioned steps complete new leaf The precision ECM in piece type face is processed.
In the present embodiment, first on high-frequency narrow-pulse precision ECM lathe, pass through its first and second HSK high-precision hydraulic Collet 11a, 11b distinguish clamping blade back shaped electrode 3 and leaf basin shaped electrode 4;By HSK high-precision hydraulic collet 11, quickly Position and accurately with two feed motion axis connection of lathe X1, X2, blade back shaped electrode 3 and leaf are ensured to knife pin 10 by electrode The relative position of basin shaped electrode 4.
It by the assembly of blade workpiece 1 on positioning and clamping device 2, and is installed on the transfer panel of longitudinal Z axis of lathe, then It carries out blade 1 and blade to determine blade workpiece 1 with respect to blade back shaped electrode 3, leaf basin shaped electrode 4 in Z on knife to knife pin 7 To the relative position with Y-direction.The cavity finally blade workpiece 1 being fed between blade back shaped electrode 3 and leaf basin shaped electrode 4 It is interior, as shown in Figure 1, guaranteeing the relative position (primary clearance) of blade 1 and blade back shaped electrode 3 and leaf basin shaped electrode 4.
Blade back work cathode 6 in blade back shaped electrode 3 and the leaf basin work cathode 14 in leaf basin shaped electrode 4, respectively Realize the finishing to the leaf basin, blade back type face of blade 1, and design has corresponding blade front and rear edge on work cathode edge Fillet ensure that the finishing to blade front and rear edge, as shown in Figure 4.
Blade back insulated enclosure block 8 is had in blade back shaped electrode 3 shown in Fig. 2, with groove part, the groove part It is close with insulating in the projection section and positioning and clamping device 2 of the leaf basin insulated enclosure block 15 in leaf basin shaped electrode 4 shown in Fig. 3 Sealed cover 5 is corresponding and cooperates, and works in blade back and forms the sealing of a relative closure between cathode 6 and leaf basin work cathode 14 Blade 1 to be processed is enclosed in interior, composition sealing stabilizer structure by chamber 17 (such as Fig. 4).Electrolyte inlet 12 is connected into high pressure Electrolyte, just quickly filled with the uniform electrolyte of Flow Field Distribution in seal chamber 17.
Rule of thumb law is calculated simultaneously primary clearance between blade back work cathode 6, leaf basin work cathode 14 and blade 1 It is optimized according to actual experiment result, precision ECM generally can reach 10 μm or so when processing.

Claims (8)

1. a kind of blade profile precision ECM shaped electrode, it is characterised in that: including blade back shaped electrode, leaf basin shaped electrode with And positioning and clamping device, wherein positioning and clamping device is installed on the transfer panel of longitudinal Z axis of lathe, and blade workpiece is assemblied in fixed On the clamping device of position;Blade back shaped electrode and leaf basin shaped electrode the feed motion axis connection with electrolysis machine tool X1, X2 axis respectively; Blade back shaped electrode, the molding of leaf basin shaped electrode, form seal chamber with positioning and clamping device, blade workpiece is closed in seal chamber In;Seal chamber is connected to by electrolyte inlet and electrolyte liquid outlet with External electrolytic liquid pipeline;
Blade back shaped electrode has blade back insulated enclosure block and blade back work cathode, which is equipped with groove, Blade back works cathode in the middle part of blade back insulated enclosure block, and forms groove with blade back insulated enclosure block;Leaf basin shaped electrode tool There are leaf basin insulated enclosure block and leaf basin work cathode, leaf basin works cathode in the middle part of leaf basin insulated enclosure block, works in leaf basin There is boss between cathode and leaf basin insulated enclosure block;Positioning and clamping device is equipped with insulated enclosure gland;Groove, boss and Insulated enclosure gland is corresponding and cooperates, and works in blade back and forms the close of a relative closure between cathode and leaf basin work cathode Chamber is sealed, including vanes close to be processed, constitutes sealing stabilizer structure.
2. blade profile precision ECM shaped electrode according to claim 1, it is characterised in that: blade back work cathode and leaf basin The cathode that works is connected by the cathode of cable and the pulse power, and blade workpiece is connected by the anode of cable and the pulse power.
3. blade profile precision ECM shaped electrode according to claim 1, it is characterised in that: electrolysis machine tool is to have multiaxis High-frequency narrow-pulse precision ECM lathe, have can quickly position and respectively with two feed motion axis connection of lathe X1, X2 First and second HSK high-precision hydraulic collet, blade back shaped electrode and leaf basin shaped electrode are connected to the first and second HSK high-precision On hydraulic chuck.
4. blade profile precision ECM shaped electrode according to claim 1, it is characterised in that: electrolyte inlet and electrolysis Liquid liquid outlet is separately positioned on leaf basin shaped electrode, and be leaf basin insulated enclosure block two sides on, electrolyte inlet with External high pressure electrolyte piping connection.
5. blade profile precision ECM shaped electrode according to claim 1, it is characterised in that: blade back shaped electrode front end is set There is cathode to knife pin, the corresponding position of leaf basin shaped electrode front end is equipped with cathode to tool bore.
6. blade profile precision ECM shaped electrode according to claim 1, it is characterised in that: blade back shaped electrode top is set There is blade to knife pin.
7. a kind of processing method of blade profile precision ECM shaped electrode, it is characterised in that the following steps are included:
Blade back shaped electrode and leaf basin shaped electrode are installed on high-frequency narrow-pulse precision ECM lathe, and determine blade back molding electricity The relative position of pole and leaf basin shaped electrode;
It by the assembly of blade workpiece on positioning and clamping device, and is installed on the transfer panel of longitudinal Z axis of lathe, and determines blade With the relative position of blade back shaped electrode;
Blade is sent into the cavity between blade back shaped electrode and leaf basin shaped electrode;
Feed shaft operation is operated, so that cavity is formed seal chamber, including vanes close to be processed;
The electrolyte that electrolyte inlet is connected to high pressure, makes to quickly fill with the uniform electrolyte of Flow Field Distribution in seal chamber;
Blade back work cathode and leaf basin work cathode pass through the negative connection of cable and the pulse power, and blade workpiece passes through cable and arteries and veins Rush the anode connection of power supply;Blade back work cathode, leaf basin work cathode and blade between apply 5~25V of voltage, pulse 50~ The pulse current that several hundred to up to ten thousand amperes of 1000Hz, electric current;Conduction time is 5~10 minutes;
After the processing for completing a vane foil, blade back shaped electrode, leaf basin shaped electrode are retracted into safe distance backward, it will The Z axis of clamping blade is raised to safe distance, the blade to be processed more renewed, and circulation above-mentioned steps complete new blade profile Precision ECM processing;
Cavity is set to form seal chamber are as follows: the blade back insulated enclosure block in blade back shaped electrode and the leaf basin in leaf basin shaped electrode are exhausted Insulated enclosure gland is corresponding in edge sealing block and positioning and clamping device and cooperates, in blade back work cathode and leaf basin work cathode Between formed a relative closure seal chamber, including vanes close to be processed, constitute sealing stabilizer structure.
8. the processing method of blade profile precision ECM shaped electrode according to claim 7, it is characterised in that determine blade back The relative position of shaped electrode and leaf basin shaped electrode are as follows:
On high-frequency narrow-pulse precision ECM lathe, the molding of clamping blade back is distinguished by its first and second HSK high-precision hydraulic collet Electrode and leaf basin shaped electrode;
By HSK high-precision hydraulic collet, quickly positioning and accurately with two feed motion axis connection of lathe X1, X2 passes through electricity Extremely ensure knife pin the relative position of blade back shaped electrode Yu leaf basin shaped electrode.
CN201611068724.5A 2016-11-29 2016-11-29 A kind of blade profile precision ECM shaped electrode and processing method Active CN106513883B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611068724.5A CN106513883B (en) 2016-11-29 2016-11-29 A kind of blade profile precision ECM shaped electrode and processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611068724.5A CN106513883B (en) 2016-11-29 2016-11-29 A kind of blade profile precision ECM shaped electrode and processing method

Publications (2)

Publication Number Publication Date
CN106513883A CN106513883A (en) 2017-03-22
CN106513883B true CN106513883B (en) 2019-05-03

Family

ID=58355018

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611068724.5A Active CN106513883B (en) 2016-11-29 2016-11-29 A kind of blade profile precision ECM shaped electrode and processing method

Country Status (1)

Country Link
CN (1) CN106513883B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107999905B (en) * 2017-11-17 2019-06-04 南京航空航天大学 Pipe electrode abrasive grain assists multiple-grooved to be electrolysed cutting processing apparatus and method
CN108015368B (en) * 2017-12-01 2019-03-26 中国航发沈阳黎明航空发动机有限责任公司 A kind of design method of blade front and rear edge precision ECM machined electrode
CN109158721B (en) * 2018-09-27 2020-06-12 中国航空制造技术研究院 Blisk electrolytic machining method
CN110605446B (en) * 2019-08-27 2020-10-20 南京航空航天大学 Integral blade disc integrated electrolytic forming method for spatial rotation and translation cooperative motion
CN110370792B (en) * 2019-08-30 2021-06-04 中国航发动力股份有限公司 Anti-counterfeit label electrolytic hot stamping device and method for electrolytically hot stamping anti-counterfeit label by using same
CN110524377B (en) * 2019-09-05 2021-06-04 扬州大学 Turbine mortise ultrasonic-assisted precise electrolytic grinding system and method
CN112518058A (en) * 2020-12-23 2021-03-19 贵阳航发精密铸造有限公司 Integral electrode and method for processing integral electrode

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1547349A (en) * 1976-11-17 1979-06-13 Nii Avtomat Uprav I Proizv Electrochemical machining apparatus
WO1995012478A1 (en) * 1993-11-03 1995-05-11 Ufimskoe Priborostroitelnoe Proizvodstvennoe Obiedinenie Method of manufacturing a stationary blade for the rotary shaving head of an electric razor
CN101502901A (en) * 2009-03-10 2009-08-12 南京航空航天大学 Thin electrode for electrolytic machining of integral wheel
CN101733491B (en) * 2009-12-22 2011-06-22 沈阳黎明航空发动机(集团)有限责任公司 Method for electrolytically machining complex case type surface
CN102794516B (en) * 2012-07-31 2014-05-14 沈阳黎明航空发动机(集团)有限责任公司 Blisk blade profile subtle electrochemical machining electrode and machining method

Also Published As

Publication number Publication date
CN106513883A (en) 2017-03-22

Similar Documents

Publication Publication Date Title
CN106513883B (en) A kind of blade profile precision ECM shaped electrode and processing method
CN102794516B (en) Blisk blade profile subtle electrochemical machining electrode and machining method
CN102861956B (en) Machining method of gravity-free smelting layer air membrane hole of aviation engine turbine blade
CN103480926B (en) The synchronous combined machining method in the different district of micro-hole electric spark-electrolysis and special tool thereof
CN101524805B (en) Method for manufacturing three-dimensional flow enclosed-type impeller inter-impeller passage and special clamp thereof
CN105522239B (en) Revolving body surface boss structure Electrolyzed Processing bipolar electrode and its electrochemical machining method
CN106695032B (en) A kind of the electrolytic processing process method and frock clamp of uniform thickness curved end impeller
Zhu et al. Optimal design of the sheet cathode using W-shaped electrolyte flow mode in ECM
CN101524778A (en) Slotted electrolytic machining method and slotted tool
CN107962262B (en) The electrode and processing unit (plant) and method of turbine disc mortise electrolysis cutting rapid shaping
CN102794517B (en) Electrode for processing electrolytic slot of blisk and processing method
CN105345178B (en) A kind of design method for being electrolysed fluting aerofoil profile cathode assembly
CN101693312B (en) Method for processing steel mold cavity
CN106312208A (en) Auxiliary anode electrolysis grinding and milling processing system and method
CN101579763A (en) Metallic electrochemistry linear cutting device and method
Xu et al. The tool design and experiments on electrochemical machining of a blisk using multiple tube electrodes
CN102581399B (en) Electrolytic machining device for seam cluster of static blade lid of shaver and machining process
CN204366212U (en) A kind of scroll saw coiling tool-electrode for electrochemical-mechanical Compound Machining
CN104400163B (en) A kind of blisk electrolysis fluting processing annular electrode and process
Chai et al. Experimental investigations on aircraft blade cooling holes and CFD fluid analysis in electrochemical machining
CN110076405B (en) Formed cathode for forming and processing flow channel between blades of radial diffuser
CN110756926A (en) Electric spark electrolysis continuous machining method and tool for efficiently milling plane
CN110560806A (en) Method for finely electrolyzing and processing titanium and aluminum by sodium chloride and ethylene glycol electrolyte
CN110394516A (en) High locality pulsation state electrolysis wire-electrode cutting and processing method and device
CN109277654A (en) Rotation print Electrolyzed Processing sealing liquid apparatus and method

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6

Patentee after: Chinese Hangfa Shenyang Liming Aero engine limited liability company

Address before: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6

Patentee before: Liming Aeroplane Engine (Group) Co., Ltd., Shenyang City

CP01 Change in the name or title of a patent holder