CN203696169U - Electrolysis finishing forming device for blisk blade - Google Patents
Electrolysis finishing forming device for blisk blade Download PDFInfo
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- CN203696169U CN203696169U CN201320741451.1U CN201320741451U CN203696169U CN 203696169 U CN203696169 U CN 203696169U CN 201320741451 U CN201320741451 U CN 201320741451U CN 203696169 U CN203696169 U CN 203696169U
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Abstract
The utility model discloses an electrolysis finishing forming device for a blisk blade. The device comprises a five-axis four-linkage electrolysis processing machine tool, a blade processing forming cathode mounted on the five-axis four-linkage electrolysis processing machine tool, an intelligent pulsed power supply and a control system connected with the five-axis four-linkage electrolysis processing machine tool, and an electrolyte solution conveying device connected with the blade processing forming cathode. The electrolysis finishing forming device provided by the utility model is reasonable in design, and high in processing efficiency, especially in processing accuracy, can well realize finishing of the free-form surface blisk blade, and can meet the requirement on processing accuracy of the blisk blade of an aero-engine.
Description
Technical field
The utility model relates to a kind of for the accurately machined shaped device of aero-engine free form surface integrated impeller blade electrolysis, belongs to technical field of electrolysis processing.
Background technology
In aero-engine, using blisk is the development trend of World Airways engine technology, first will solve a manufacture difficult problem for blisk in order to expand the application of blisk in aero-engine.The blisk negligible amounts that the aero-engine of China is used at present, can not widely used main cause be that the manufacturing technology of blisk does not still solve.Aero-engine blisk is manufactured difficult point and is the complex profile of blade, higher machining accuracy and surface quality requirement, high blade processing uniformity, blade processing distortion and the material adopting.Integrated impeller blade surface mostly is free form surface, machining accuracy requires between ± 0.05～0.1mm conventionally, surface roughness General Requirements is Ra0.3～0.5 μ m, blade thinnest part is about 1～2mm, and some blade is even thinner, and material mostly is high temperature alloy or titanium alloy.If on machining shape, the surface such as processing plane, the face of cylinder reaches such machining accuracy ratio and is easier to realize, but it is more difficult to reach such processing request on Machining Free-Form Surfaces.Even if adopt common cutting working method processing high temperature alloy or titanium alloy material also more difficult aspect rapidoprint, for the aero-engine free form surface blisk of high temperature alloy or titanium alloy manufacture, because tool motion space in processing is restricted, will to make blade reach such machining accuracy just more difficult, and therefore the processing of aero-engine blisk is all a difficult problem in worldwide.
Integrated impeller blade electrochemical Machining Technology has been carried out practice for many years at home and abroad, from applicable cases, still has many weak points in machining accuracy and the range of work.Because the blade shape of aero-engine blisk mostly is free form surface, the electrolytic processing process that the past adopts is difficult to reach processing request in machining accuracy, surface quality, just need to be for further study to blisk electrolytic processing process.The processing of current single individual vanes mainly adopts copy type electroform processing technology, and the processing of integrated impeller blade mainly adopts numerical control generate Electrolyzed Processing forming technology, but in the time of Machining Free-Form Surfaces or the large blade of torsion resistance, machining accuracy is not high, and present this method is mainly used in the processing of ruled surface integrated impeller blade.In order to improve integrated impeller blade Electrolyzed Processing precision, the past also attempts adopting the methods such as numerical control electrochemical grinding complex machining process, vibration and pulse power processing, has improved to a certain extent blade processing precision, but still has not reached precision of blades requirement.
Therefore, on free form surface integrated impeller blade electrochemical machining method, need to carry out research and development to electrolytic processing process and device, further improve the machining accuracy of free form surface blade profile, solve a processing difficult problem for aero-engine blisk.
Utility model content
Utility model object: the purpose of this utility model is in order to solve the deficiencies in the prior art, provide a kind of reasonable in design, workable, working (machining) efficiency is high, especially machining accuracy is high, the fine finishining of free form surface integrated impeller blade can be well realized, the accurately machined shaped device of free form surface integrated impeller blade electrolysis of aero-engine integrated impeller blade requirement on machining accuracy can be met.
Technical scheme: in order to realize the purpose of this utility model, the technical solution adopted in the utility model is:
A kind of integrated impeller blade electrolysis fine finishining shaping device, it comprises that five axle tetrads move electrolytic machine tool, be arranged on the Shaped Cathode of the blade processing on the moving electrolytic machine tool of five axle tetrads, with intelligent pulse power and the control system that the moving electrolytic machine tool of five axle tetrads is connected, the electrolyte conveying device being connected with the Shaped Cathode of blade processing;
The moving electrolytic machine tool of five described axle tetrads comprises bed piece, be arranged on the Y-axis slide unit on bed piece, be arranged on the Y-axis on Y-axis slide unit, be arranged on the X-axis slide unit on Y-axis slide unit top, be arranged on the X-axis on X-axis slide unit, be arranged on the blisk on X-axis slide unit top, be arranged on the rotary table on blisk, be arranged on the C axle in rotary table, be arranged on the machine pillar on bed piece, be arranged on the Z axis on machine pillar, Z axis column is installed on described Z axis, A axle is installed on the other end of Z axis column, described A axle one end is provided with turbine blades in electrochemical fine finishining shaping negative electrode, described X, Y, Z axis is linear axis, A axle 2 is gyroaxis with C axle 6, wherein any four axle linkages.
Described turbine blades in electrochemical fine finishining shaping negative electrode is a kind of Shaped Cathode of semi-open type structure, it comprises connecting rod, the fluid collection chamber lid being connected with connecting rod and hydrops cavity, on one end of described hydrops cavity, front flow guiding plate is installed, upper cover plate, lower cover, is arranged on the fluid infusion plate of upper cover plate below, be arranged on the shaped electrode between upper cover plate and lower cover, described hydrops cavity front end offers main feed liquor drainage seam and fluid infusion drainage seam;
Wherein electrolyte is input to fluid collection chamber from electrolyte conveying device by connecting rod and stores, offer two drainage seams at fluid collection chamber front end, article one, be main feed liquor drainage seam, another is fluid infusion drainage seam, as preferred version, the width of main feed liquor drainage seam and fluid infusion drainage seam is 0.8～1mm, it is shaped as the intersection of negative electrode outer margin contour tangent line and fluid collection chamber body front surface, electrolyte is mainly stitched and is entered guiding region by major flow, it is by front flow guiding plate, upper cover plate, lower cover composition, the width of guiding region is identical with flow guiding slit, electrolyte enters by molded component through guiding region, upper cover plate, in the machining gap that lower cover and finished surface surround, another part electrolyte enters by fluid infusion drainage seam the fluid infusion chamber being opened in fluid infusion plate, carries out fluid infusion from top to machining gap, and it forms a stable processing flow field together with main electrolyte.As preferred version, the inlet pressure that electrolyte enters fluid collection chamber is greater than 0.7MPa, and the electrolyte flow rate of machining area is greater than 15m/s.
Described control system comprises switch board, is arranged on five-axle numerical control system and integrated industrial control computer in switch board, on described integrated industrial control computer, Electrolyzed Processing control software is installed;
Described intelligent pulse power comprises the pulse power and power-supply controller of electric.
As preferred version, above-described integrated impeller blade electrolysis fine finishining shaping device, described Electrolyzed Processing control software comprises integrated impeller blade Electrolyzed Processing auto-control software and Electrolyzed Processing simulation software; Wherein integrated impeller blade Electrolyzed Processing automatic control software package is drawn together master control system and the subsystem by motion control, processing electric current Detection & Controling, electrolyte temperature and pressure detecting and controlling composition.Wherein Electrolyzed Processing simulation software is for generation of the motion path that enters passage between leaf of Shaped Cathode.
Beneficial effect: compared to the prior art integrated impeller blade electrolysis fine finishining shaping device and processing molding method thereof that the utility model provides have the following advantages:
1, the integrated impeller blade electrolysis fine finishining shaping device that the utility model provides, reasonable in design, machining accuracy is high, well realizes the fine finishining of free form surface integrated impeller blade, can meet aero-engine integrated impeller blade requirement on machining accuracy.
2, the utility model adopts semi-open type electroform negative electrode processing unit (plant), reasonable in design, in Shaped Cathode processing unit (plant), the mobile performance in blade flow field is guided and controlled, make electrolyte be incorporated into machining gap with certain flow velocity, can meet again relative motion needs between Shaped Cathode and blade, the electroform processing of complex leaf is achieved.
In the forming surface design of Shaped Cathode, to the corresponding forming face on Shaped Cathode, perfect by great many of experiments according to blade profile, the cathode type that can reduce to be shaped, in the face of the impact of blade surface machining accuracy, improves the machining accuracy of blade.
Accompanying drawing explanation
The structural representation of the integrated impeller blade electrolysis fine finishining shaping device that Fig. 1 provides for the utility model.
The structural representation of the blade processing Shaped Cathode in the integrated impeller blade electrolysis fine finishining shaping device that Fig. 2 provides for the utility model.
The structural representation of the blade processing Shaped Cathode in the integrated impeller blade electrolysis fine finishining shaping device that Fig. 3 provides for the utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, should understand these embodiment and only be not used in restriction scope of the present utility model for the utility model is described, after having read the utility model, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present utility model.
Embodiment 1
As shown in Figure 1 to Figure 3, a kind of integrated impeller blade electrolysis fine finishining shaping device, it comprises that five axle tetrads move electrolytic machine tool, be arranged on the Shaped Cathode of the blade processing on the moving electrolytic machine tool of five axle tetrads, with intelligent pulse power and the control system that the moving electrolytic machine tool of five axle tetrads is connected, the electrolyte conveying device being connected with the Shaped Cathode of blade processing;
The moving electrolytic machine tool of five described axle tetrads comprises bed piece (1), be arranged on the Y-axis slide unit (2) on bed piece (1), be arranged on the Y-axis on Y-axis slide unit (2), be arranged on the X-axis slide unit (3) on Y-axis slide unit (2) top, be arranged on the X-axis on X-axis slide unit (3), be arranged on the blisk (4) on X-axis slide unit (3) top, be arranged on the rotary table (5) on blisk (4), be arranged on the C axle (6) in rotary table (5), be arranged on the machine pillar (7) on bed piece (1), be arranged on the Z axis on machine pillar (7), Z axis column (8) is installed on described Z axis, A axle (9) is installed on the other end of Z axis column (8), described A axle (9) one end is provided with turbine blades in electrochemical fine finishining shaping negative electrode (10), described X, Y, Z axis is linear axis, A axle (9) is gyroaxis with C axle (6), wherein any four axle linkages,
Described turbine blades in electrochemical fine finishining shaping negative electrode (10) is a kind of Shaped Cathode of semi-open type structure, it comprises connecting rod (11), the fluid collection chamber lid (12) being connected with connecting rod (11) and hydrops cavity (13), on one end of described hydrops cavity (13), front flow guiding plate (14) is installed, upper cover plate (15), lower cover (16), be arranged on the fluid infusion plate (17) of upper cover plate (15) below, be arranged on the shaped electrode (18) between upper cover plate (15) and lower cover (16), described hydrops cavity (13) front end offers main feed liquor drainage seam (19) and fluid infusion drainage seam (20),
Described control system comprises switch board (21), is arranged on five-axle numerical control system (22) and integrated industrial control computer (23) in switch board (21), on described integrated industrial control computer (23), Electrolyzed Processing control software is installed;
Described intelligent pulse power comprises the pulse power (24) and power-supply controller of electric (25).
Above-described integrated impeller blade electrolysis fine finishining shaping device, described main feed liquor drainage seam (19) and the width of fluid infusion drainage seam (20) are 0.8～1mm.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (2)
1. an integrated impeller blade electrolysis fine finishining shaping device, it is characterized in that, it comprises that five axle tetrads move electrolytic machine tool, be arranged on the Shaped Cathode of the blade processing on the moving electrolytic machine tool of five axle tetrads, with the intelligent pulse power that the moving electrolytic machine tool of five axle tetrads is connected, the electrolyte conveying device (26) being connected with the Shaped Cathode of blade processing;
The moving electrolytic machine tool of five described axle tetrads comprises bed piece (1), be arranged on the Y-axis slide unit (2) on bed piece (1), be arranged on the Y-axis on Y-axis slide unit (2), be arranged on the X-axis slide unit (3) on Y-axis slide unit (2) top, be arranged on the X-axis on X-axis slide unit (3), be arranged on the blisk (4) on X-axis slide unit (3) top, be arranged on the rotary table (5) on blisk (4), be arranged on the C axle (6) in rotary table (5), be arranged on the machine pillar (7) on bed piece (1), be arranged on the Z axis on machine pillar (7), Z axis column (8) is installed on described Z axis, A axle (9) is installed on the other end of Z axis column (8), described A axle (9) one end is provided with turbine blades in electrochemical fine finishining shaping negative electrode (10), described X, Y, Z axis is linear axis, A axle (9) is gyroaxis with C axle (6), wherein any four axle linkages,
Described turbine blades in electrochemical fine finishining shaping negative electrode (10) is a kind of Shaped Cathode of semi-open type structure, it comprises connecting rod (11), the fluid collection chamber lid (12) being connected with connecting rod (11) and hydrops cavity (13), on one end of described hydrops cavity (13), front flow guiding plate (14) is installed, upper cover plate (15), lower cover (16), be arranged on the fluid infusion plate (17) of upper cover plate (15) below, be arranged on the shaped electrode (18) between upper cover plate (15) and lower cover (16), described hydrops cavity (13) front end offers main feed liquor drainage seam (19) and fluid infusion drainage seam (20),
Described intelligent pulse power comprises the pulse power (24) and power-supply controller of electric (25).
2. integrated impeller blade electrolysis fine finishining shaping device according to claim 1, is characterized in that, described main feed liquor drainage seam (19) and the width of fluid infusion drainage seam (20) are 0.8～1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320741451.1U CN203696169U (en) | 2013-11-21 | 2013-11-21 | Electrolysis finishing forming device for blisk blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320741451.1U CN203696169U (en) | 2013-11-21 | 2013-11-21 | Electrolysis finishing forming device for blisk blade |
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| CN203696169U true CN203696169U (en) | 2014-07-09 |
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| CN201320741451.1U Expired - Fee Related CN203696169U (en) | 2013-11-21 | 2013-11-21 | Electrolysis finishing forming device for blisk blade |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104117741A (en) * | 2014-07-15 | 2014-10-29 | 上海交通大学 | Six-axis linkage perturbation feed method for closed blisk electric spark processing |
| CN104259604A (en) * | 2014-09-10 | 2015-01-07 | 南京航空航天大学 | Complex surface numerical control efficient electrolytic machining tool |
| CN105643036A (en) * | 2016-04-08 | 2016-06-08 | 江苏工程职业技术学院 | Spindle swing type five-axis numerical-control EDM (electric discharge machining) shaping machine |
| CN106379594A (en) * | 2016-11-24 | 2017-02-08 | 青岛农业大学 | Box packing system of liquid transfer gun head |
| CN106394991A (en) * | 2016-11-24 | 2017-02-15 | 青岛农业大学 | Liquid relief gun head packaging machine |
| CN110935968A (en) * | 2019-12-04 | 2020-03-31 | 合肥工业大学 | Integral electrolytic machining method and electrolytic tool for blisk |
-
2013
- 2013-11-21 CN CN201320741451.1U patent/CN203696169U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104117741A (en) * | 2014-07-15 | 2014-10-29 | 上海交通大学 | Six-axis linkage perturbation feed method for closed blisk electric spark processing |
| CN104259604A (en) * | 2014-09-10 | 2015-01-07 | 南京航空航天大学 | Complex surface numerical control efficient electrolytic machining tool |
| CN104259604B (en) * | 2014-09-10 | 2017-06-13 | 南京航空航天大学 | Complex profile numerical control efficient electrolytic machine tool |
| CN105643036A (en) * | 2016-04-08 | 2016-06-08 | 江苏工程职业技术学院 | Spindle swing type five-axis numerical-control EDM (electric discharge machining) shaping machine |
| CN105643036B (en) * | 2016-04-08 | 2017-08-29 | 江苏工程职业技术学院 | A kind of swing axis movement five-shaft numerical control EDM shaping machine |
| CN106379594A (en) * | 2016-11-24 | 2017-02-08 | 青岛农业大学 | Box packing system of liquid transfer gun head |
| CN106394991A (en) * | 2016-11-24 | 2017-02-15 | 青岛农业大学 | Liquid relief gun head packaging machine |
| CN106379594B (en) * | 2016-11-24 | 2018-08-14 | 青岛农业大学 | Liquid transfer gun head clip loading system |
| CN110935968A (en) * | 2019-12-04 | 2020-03-31 | 合肥工业大学 | Integral electrolytic machining method and electrolytic tool for blisk |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20141121 |
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| EXPY | Termination of patent right or utility model |