CN107931759B - A kind of internal combustion catholyte milling device - Google Patents
A kind of internal combustion catholyte milling device Download PDFInfo
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- CN107931759B CN107931759B CN201711249060.7A CN201711249060A CN107931759B CN 107931759 B CN107931759 B CN 107931759B CN 201711249060 A CN201711249060 A CN 201711249060A CN 107931759 B CN107931759 B CN 107931759B
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- cutter
- catholyte
- internal combustion
- mouth spray
- cutting tooth
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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
- B23H5/00—Combined machining
- B23H5/06—Electrochemical machining combined with mechanical working, e.g. grinding or honing
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention discloses a kind of internal combustion catholyte milling devices, comprising: the motor and electrolyte supply device of the pulse power, cutter and driving cutter rotation；The first end of cutter is equipped with the cathode collector bar connected with the cathode of the pulse power, the anode of the pulse power is connected with workpiece, the lateral wall of the second end of cutter is equipped with a plurality of cutting tooth, the inside of cutter is equipped with hollow chamber, channel bottom on cutter between adjacent cutting tooth is equipped with the first mouth spray, and the supply opening of electrolyte supply device is connected to by hollow chamber with the first mouth spray.In application, traverse feed is electrolysed milling workpiece while cutter at high speeds rotates, during being electrolysed milling, processing district on the milling workpiece of cutting tooth discontinuous on cathode, to achieve the effect that from pulse, simultaneously because rapidly processing district can be discharged by the groove of rotation in electrolysate by the electrolyte that the first mouth spray in groove sprays, and then guarantee processing quality.
Description
Technical field
The present invention relates to electrolysis Milling Process technical fields, fill more particularly to a kind of internal combustion catholyte Milling Process
It sets.
Background technique
Blade of aviation engine is one of core component of engine, with the raising that engine performance requires, whole leaf
The shape of wheel is also more complicated, its main feature is that: blade is thin, and distortion is big, and spacing with blades is small.This processes band to the manufacture of integral wheel
Great difficulty is carried out.And integral wheel generallys use the high performance metal material manufacture such as titanium alloy, high temperature alloy, these materials
Extremely difficult cutting.Simultaneously as structure is complicated for integral wheel, requirement on machining accuracy is high, and the machine-building processing of integral wheel faces
Increasingly stronger challenge.It is extremely difficult that integral wheel will replace blade, it is possible to because of a blade damage, and scrap entire whole
Body impeller, therefore the manufacturing technology of Integral impeller blade are that integral wheel expands using the preceding critical issue that must be solved.At present
The method of processing integral wheel mainly has hot investment casting, numerical control milling, profiling Electrolyzed Processing and numerical control electrical discharge machining etc..
Numerical control milling: since titanium alloy, high temperature alloy impeller are all difficult-to-machine materials, traditional NC milling exists
Some problems: 1) still very tired to the titanium alloy and nickel base superalloy progress milling that are widely used in manufacture high temperature resistant integral wheel
It is difficult；2) there is the integral wheel of very big-and-middle camber line bent angle for the integral wheel with integral shroud or blade, using NC milling
When, milling cutter may interfere with leaf dish, or the milling cutter that can be used is too very thin, result in cutter rigidity it is very poor and processing accessibility
It is difficult；3) the narrow integral wheel in channel between smaller for diameter, blade is more and leaf, channel design is for numerical control processing
It is also bigger challenge, therefore numerical control milling has between open blade (no integral shroud) and leaf commonly used in stainless steel impeller etc.
The biggish integral wheel in channel.
Electrical discharge machining: export license will affect formed precision in process, need to often replace electrode, cause to process
At high cost, process velocity is slow, and high-performance lathe also needs import, and the recast layer on simultaneous processing surface can produce part fatigue strength
Raw very detrimental effect, this in turn limits a large amount of uses of such processing method.
For the blade of complicated, ultra-thin big distortion, existing profiling Electrolyzed Processing can not process it；And commonly rodlike
Cathode processing efficiency is extremely low.
Summary of the invention
The object of the present invention is to provide a kind of internal combustion catholyte milling devices, can effectively solve complex profile
Blade is difficult to, quality is difficult to the problems such as ensureing.
In order to solve the above technical problems, the present invention provides the following technical scheme that
A kind of internal combustion catholyte milling device, comprising: what the pulse power, cutter and the driving cutter rotated
Motor and electrolyte supply device；The first end of the cutter is equipped with the cathode connected with the cathode of the pulse power
The anode of guide rod, the pulse power is connected with workpiece, and the lateral wall of the second end of the cutter is equipped with a plurality of cutting tooth,
The inside of the cutter is equipped with hollow chamber, and the channel bottom on the cutter between the adjacent cutting tooth is equipped with the first spray
The supply opening of liquid mouth, the electrolyte supply device is connected to by the hollow chamber with first mouth spray.
Preferably, the bottom of the second end of the cutter is equipped at least one second spray being connected to the hollow chamber
Liquid mouth.
Preferably, the bottom of the land of the cutting tooth and the groove is equipped with isolation mask layer.
Preferably, the cutting tooth is spiral cutting tooth.
Preferably, the channel bottom is equipped with multiple along equally distributed first mouth spray of its flute length extending direction.
Preferably, first mouth spray is strip-shaped hole.
Preferably, the bottom of the second end of the cutter be equipped with it is multiple radially or circumferentially distributed second spray
Liquid mouth.
Preferably, the motor is hollow motor.
Compared with prior art, above-mentioned technical proposal has the advantage that
A kind of internal combustion catholyte milling device provided by the present invention, comprising: the pulse power, cutter and driving
The motor and electrolyte supply device of cutter rotation；The first end of cutter is equipped with the yin connected with the cathode of the pulse power
The anode of pole guide rod, the pulse power is connected with workpiece, and the lateral wall of the second end of cutter is equipped with a plurality of cutting tooth, cutter
Inside is equipped with hollow chamber, and the channel bottom on cutter between adjacent cutting tooth is equipped with the first mouth spray, electrolyte supply dress
The supply opening set is connected to by hollow chamber with the first mouth spray.In use, traverse feed electricity while cutter at high speeds rotates
Milling workpiece is solved, during being electrolysed milling, processing district on the milling workpiece of the cutting tooth discontinuous on cathode, to reach
To the effect from pulse, simultaneously because the electrolyte that the first mouth spray in groove sprays can rapidly pass through electrolysate
Processing district is discharged in the groove of rotation, and then guarantees processing quality.Furthermore processing unit (plant) provided by the invention can be efficiently electrolysed
The various complex profiles of milling, the especially workpiece of difficult-to-machine material.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the present invention or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is of the invention some
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is a kind of knot of internal combustion catholyte milling device provided by a kind of specific embodiment of the present invention
Structure schematic diagram；
Fig. 2 is a kind of knife of internal combustion catholyte milling device provided by a kind of specific embodiment of the present invention
The structural schematic diagram of tool；
Fig. 3 is a kind of knife of internal combustion catholyte milling device provided by a kind of specific embodiment of the present invention
The schematic cross-sectional view of tool；
Fig. 4 is a kind of knife of internal combustion catholyte milling device provided by a kind of specific embodiment of the present invention
The enlarged structure schematic diagram of the second end of tool.
Appended drawing reference is as follows:
1 is the pulse power, and 2 be cathode collector bar, and 21 be hollow chamber, and 3 be cutting tooth, and 31 be groove, and 32 be land, and 33 are
Cutting edge, 4 be workpiece, and 5 be the first mouth spray, and 6 be the second mouth spray.
Specific embodiment
It is understandable in order to enable the above objects, features and advantages of the present invention to become apparent, with reference to the accompanying drawing to this hair
Bright specific embodiment is described in detail.
Detail is elaborated in the following description to fully understand the present invention.But the present invention can with it is a variety of not
Other way described herein is same as to implement, those skilled in the art can do class without violating the connotation of the present invention
Like popularization.Therefore the present invention is not limited by following public specific embodiment.
Fig. 1-Fig. 4 is please referred to, Fig. 1 is a kind of internal combustion catholyte milling provided by a kind of specific embodiment of the present invention
Cut the structural schematic diagram of processing unit (plant)；Fig. 2 is a kind of internal combustion catholyte provided by a kind of specific embodiment of the present invention
The structural schematic diagram of the cutter of milling device；Fig. 3 is a kind of internal combustion provided by a kind of specific embodiment of the present invention
The schematic cross-sectional view of the cutter of catholyte milling device；Fig. 4 is provided by a kind of specific embodiment of the present invention
A kind of internal combustion catholyte milling device cutter the second end enlarged structure schematic diagram.
A kind of specific embodiment of the invention provides a kind of internal combustion catholyte milling device, comprising: arteries and veins
Rush the motor and electrolyte supply device of power supply 1, cutter and driving cutter rotation；The first end of cutter is equipped with and pulse
The cathode collector bar 2 of the cathode connection of power supply 1, the wherein preferred hollow motor of motor, 2 clamping of cathode collector bar is in hollow motor, arteries and veins
The anode and workpiece 4 for rushing power supply 1 connect, and the lateral wall of the second end of cutter is equipped with a plurality of cutting tooth 3, and the inside of cutter is set
There is a hollow chamber 21,31 bottom of groove on cutter between adjacent cutting tooth 3 is equipped with the first mouth spray 5, electrolyte supply dress
The supply opening set is connected to by hollow chamber 21 with the first mouth spray 5.Arrow shown in Fig. 3 refers to the flowing side of electrolyte
To wherein can be arranged in 31 bottom of groove multiple along equally distributed first mouth spray 5 of its flute length extending direction, the first mouth spray
5 be preferably strip-shaped hole, can also be round hole or other shapes of.
In the present embodiment, traverse feed is electrolysed milling workpiece 4 while cutter at high speeds rotates, in the process of electrolysis milling
In, the processing district on the milling workpiece 4 of 3 discontinuous of cutting tooth on cathode, to achieve the effect that from pulse, simultaneously because ditch
Rapidly processing can be discharged by the groove 31 of rotation in electrolysate by the electrolyte that the first mouth spray 5 in slot 31 sprays
Area, and then guarantee processing quality.Furthermore processing unit (plant) provided by the invention can efficiently be electrolysed the various complex profiles of milling, special
It is not the workpiece 4 of difficult-to-machine material.
Further, the bottom of the second end of cutter is equipped at least one second mouth spray being connected to hollow chamber 21
6.Electrolyte not only can be more efficiently updated by the second mouth spray 6, preferably electrolysate can also be discharged.Wherein
It, can be by the second mouth spray 6 along the radial or circumferentially distributed of the bottom of the second end when there is multiple second mouth sprays 6.
Specifically, the bottom of the land 32 and groove 31 of cutting tooth 3 is equipped with isolation mask layer.Wherein cutting tooth 3 includes cutting
Sword 33 and land 32 are cut, after processing cutting tooth 3, the bottom of land 32 and groove 31 is subjected to insulation mask process.
Wherein, cutting tooth 3 is preferably spiral cutting tooth 3.Wherein spiral angle can be selected as the case may be, this reality
Example is applied not limit this.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
A kind of internal combustion catholyte milling device provided by the present invention is described in detail above.Herein
In apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to sides
Assistant solves method and its core concept of the invention.It should be pointed out that for those skilled in the art, not
, can be with several improvements and modifications are made to the present invention under the premise of being detached from the principle of the invention, these improvement and modification are also fallen into
In the protection scope of the claims in the present invention.The foregoing description of the disclosed embodiments enables professional and technical personnel in the field
Enough realize or use the present invention.Various modifications to these embodiments will be aobvious and easy for those skilled in the art
See, the general principles defined herein can without departing from the spirit or scope of the present invention, in other implementations
It is realized in example.Therefore, the present invention will not be limited to the embodiments shown herein, and be to fit to it is disclosed herein
Principle and the consistent widest scope of features of novelty.
Claims (6)
1. a kind of internal combustion catholyte milling device characterized by comprising described in the pulse power, cutter and driving
The motor and electrolyte supply device of cutter rotation；The first end of the cutter is equipped with and the cathode of the pulse power
The anode of the cathode collector bar of connection, the pulse power is connected with workpiece, and the lateral wall of the second end of the cutter is equipped with
A plurality of cutting tooth, the inside of the cutter are equipped with hollow chamber, the trench bottom on the cutter between the adjacent cutting tooth
Portion is equipped with the first mouth spray, and the supply opening of the electrolyte supply device is connected by the hollow chamber and first mouth spray
Logical, the bottom of the second end of the cutter is equipped at least one second mouth spray being connected to the hollow chamber, described to cut
The bottom of the land and the groove of cutting tooth is equipped with isolation mask layer.
2. internal combustion catholyte milling device according to claim 1, which is characterized in that the cutting tooth is spiral shell
Revolve cutting tooth.
3. internal combustion catholyte milling device according to claim 1, which is characterized in that the channel bottom is set
Have multiple along equally distributed first mouth spray of its flute length extending direction.
4. internal combustion catholyte milling device according to claim 3, which is characterized in that first mouth spray
For strip-shaped hole.
5. internal combustion catholyte milling device according to claim 3 or 4, which is characterized in that the cutter
The bottom of the second end be equipped with it is multiple radially or circumferentially distributed second mouth spray.
6. internal combustion catholyte milling device according to claim 5, which is characterized in that the motor is hollow
Motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711249060.7A CN107931759B (en) | 2017-12-01 | 2017-12-01 | A kind of internal combustion catholyte milling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711249060.7A CN107931759B (en) | 2017-12-01 | 2017-12-01 | A kind of internal combustion catholyte milling device |
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| Publication Number | Publication Date |
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| CN107931759A CN107931759A (en) | 2018-04-20 |
| CN107931759B true CN107931759B (en) | 2019-09-24 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108714722B (en) * | 2018-04-28 | 2020-02-21 | 南京航空航天大学 | Tooth height gradient electrolytic milling system and method for processing excircle of large titanium alloy workpiece by using same |
| CN109967805B (en) * | 2019-04-08 | 2020-07-28 | 南京航空航天大学 | Tool cathode for electrochemical discharge mechanical milling composite machining and use method |
| CN110076405B (en) * | 2019-05-10 | 2020-05-15 | 中国航发南方工业有限公司 | Formed cathode for forming and processing flow channel between blades of radial diffuser |
| CN110524377B (en) * | 2019-09-05 | 2021-06-04 | 扬州大学 | Turbine mortise ultrasonic-assisted precise electrolytic grinding system and method |
| CN111215711A (en) * | 2019-12-06 | 2020-06-02 | 常州工学院 | Cathode for electrolytic machining |
| CN111805026B (en) * | 2020-06-23 | 2022-05-03 | 南京航空航天大学 | Electrolytic milling-electrolytic mechanical composite milling integrated processing method |
| CN113305335A (en) * | 2021-06-15 | 2021-08-27 | 西安兰华航空制造有限公司 | Titanium alloy milling method |
| CN113458515B (en) * | 2021-07-22 | 2022-06-17 | 南京航空航天大学 | Blade combined type rotary cathode electrolytic milling tool and method |
| CN114769763A (en) * | 2022-04-01 | 2022-07-22 | 中国航空制造技术研究院 | Side milling type electrolytic milling electrode and electrolytic milling processing milling head |
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| JP2014188615A (en) * | 2013-03-27 | 2014-10-06 | Hino Motors Ltd | Dimple processing method |
| CN104227161A (en) * | 2013-06-14 | 2014-12-24 | 无锡市森信精密机械厂 | Process for combined machining of carburizing camshaft in electrolytic grinding mode |
| CN105921834A (en) * | 2016-06-06 | 2016-09-07 | 南京航空航天大学 | Electrolysis, grinding and milling machining tool cathode and method |
| CN106825805A (en) * | 2017-03-02 | 2017-06-13 | 南京航空航天大学 | Demountable combined-type tool cathode and its electrolytic mill milling method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201168839Y (en) * | 2008-02-21 | 2008-12-24 | 常州工学院 | Composite cathode for numerical control electrolysis machine tool |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014188615A (en) * | 2013-03-27 | 2014-10-06 | Hino Motors Ltd | Dimple processing method |
| CN104227161A (en) * | 2013-06-14 | 2014-12-24 | 无锡市森信精密机械厂 | Process for combined machining of carburizing camshaft in electrolytic grinding mode |
| CN105921834A (en) * | 2016-06-06 | 2016-09-07 | 南京航空航天大学 | Electrolysis, grinding and milling machining tool cathode and method |
| CN106825805A (en) * | 2017-03-02 | 2017-06-13 | 南京航空航天大学 | Demountable combined-type tool cathode and its electrolytic mill milling method |
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| CN107931759A (en) | 2018-04-20 |
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