CN107931759A - A kind of internal combustion catholyte milling device - Google Patents
A kind of internal combustion catholyte milling device Download PDFInfo
- Publication number
- CN107931759A CN107931759A CN201711249060.7A CN201711249060A CN107931759A CN 107931759 A CN107931759 A CN 107931759A CN 201711249060 A CN201711249060 A CN 201711249060A CN 107931759 A CN107931759 A CN 107931759A
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- China
- Prior art keywords
- cutter
- catholyte
- internal combustion
- mouth spray
- cutting tooth
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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
- 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 device, including：The pulse power, cutter and the rotating motor of driving cutter and electrolyte supply device；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, cutter is internally provided 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 by hollow chamber with the first mouth spray.In application, traverse feed electrolysis milling workpiece while cutter at high speeds rotates, during milling is electrolysed, processing district on the milling workpiece of cutting tooth discontinuous on cathode, so as to reach the effect from pulse, simultaneously because electrolysate rapidly can be discharged processing district by the electrolyte that the first mouth spray in groove sprays by rotating groove, and then ensure processing quality.
Description
Technical field
The present invention relates to electrolysis Milling Process technical field, filled more particularly to a kind of internal combustion catholyte Milling Process
Put.
Background technology
Blade of aviation engine is one of core component of engine, with the raising of engine performance requirement, overall 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 the high performance metal material manufacture such as integral wheel generally use titanium alloy, high temperature alloy, these materials
Extremely difficult cutting.Simultaneously as integral wheel is complicated, 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 a blade damage, and scraps whole whole
Body impeller, therefore the manufacturing technology of Integral impeller blade, are that integral wheel expands using the preceding key 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) it is 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 mean 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) for diameter is smaller, blade is more and leaf between the narrow integral wheel of passage, its channel design is for digital control processing
And bigger challenge, therefore numerical control milling has between open blade (no integral shroud) and leaf commonly used in stainless steel impeller etc.
The larger integral wheel of passage.
Electrical discharge machining：Export license can influence formed precision in process, need to often replace electrode, cause to process
Of high cost, process velocity is slow, and high-performance lathe also needs to import, while the recast layer of finished surface can produce part fatigue strength
Raw very detrimental effect, a large amount of this in turn limits such a processing method use.
For the blade of complicated, ultra-thin big distortion, existing profiling Electrolyzed Processing can not process it；And commonly bar-shaped
Cathode processing efficiency is extremely low.
The content of the invention
The object of the present invention is to provide a kind of internal combustion catholyte milling device, complex profile can be effectively solved
The problems such as blade is difficult to, quality is difficult to ensure.
In order to solve the above technical problems, the present invention provides following technical solution：
A kind of internal combustion catholyte milling device, including：The pulse power, cutter and the driving cutter are rotating
Motor and electrolyte supply device；The first end of the cutter is equipped with the cathode connected with the cathode of the pulse power
Guide rod, the anode of the pulse power are connected with workpiece, and the lateral wall of the second end of the cutter is equipped with a plurality of cutting tooth,
The cutter is internally provided with hollow chamber, and the channel bottom on the cutter between the adjacent cutting tooth is equipped with the first spray
Liquid mouth, the supply opening of the electrolyte supply device are connected by the hollow chamber with first mouth spray.
Preferably, the bottom of the second end of the cutter is equipped with least one the second spray connected with 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 bar 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 following advantages：
A kind of internal combustion catholyte milling device provided by the present invention, including：The pulse power, cutter and driving
The rotating motor of cutter and electrolyte supply device；The first end of cutter is equipped with the moon connected with the cathode of the pulse power
Pole guide rod, the anode of the pulse power are connected with workpiece, and the lateral wall of the second end of cutter is equipped with a plurality of cutting tooth, cutter
It is internally provided with hollow chamber, the channel bottom on cutter between adjacent cutting tooth is equipped with the first mouth spray, electrolyte supply dress
The supply opening put is connected by hollow chamber with the first mouth spray.In use, traverse feed electricity while cutter at high speeds rotates
Solve milling workpiece, during milling is electrolysed, the processing district on the milling workpiece of the cutting tooth discontinuous on cathode, so as to reach
To the effect from pulse, simultaneously because the electrolyte that the first mouth spray in groove sprays rapidly can pass through electrolysate
Rotating groove discharges processing district, and then ensures processing quality.In addition processing unit (plant) provided by the invention can be efficiently electrolysed
The workpiece of the various complex profiles of milling, particularly difficult-to-machine material.
Brief description of the drawings
, below will be to embodiment or the prior art in order to illustrate more clearly of technical solution of the invention or of the prior art
Attached drawing is briefly described needed in description, it should be apparent that, drawings in the following description are some of the present invention
Embodiment, for those of ordinary skill in the art, without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
A kind of knot for internal combustion catholyte milling device that Fig. 1 is provided for a kind of embodiment of the present invention
Structure schematic diagram；
A kind of knife for internal combustion catholyte milling device that Fig. 2 is provided for a kind of embodiment of the present invention
The structure diagram of tool；
A kind of knife for internal combustion catholyte milling device that Fig. 3 is provided for a kind of embodiment of the present invention
The schematic cross-sectional view of tool；
A kind of knife for internal combustion catholyte milling device that Fig. 4 is provided for a kind of embodiment of the present invention
The enlarged structure schematic diagram of the second end of tool.
Reference numeral 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.
Embodiment
It is understandable in order to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings to this hair
Bright embodiment is described in detail.
Detail is elaborated in the following description in order to fully understand the present invention.But the present invention can with it is a variety of not
Other manner described here is same as to implement, those skilled in the art can do class in the case of without prejudice to intension of the present invention
Like popularization.Therefore the limitation of the invention from following public embodiment.
Please refer to Fig.1-Fig. 4, a kind of internal combustion catholyte milling that Fig. 1 is provided for a kind of embodiment of the present invention
Cut the structure diagram of processing unit (plant)；A kind of internal combustion catholyte that Fig. 2 is provided for a kind of embodiment of the present invention
The structure diagram of the cutter of milling device；A kind of internal combustion that Fig. 3 is provided for a kind of 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 embodiment of the present invention
A kind of internal combustion catholyte milling device cutter the second end enlarged structure schematic diagram.
A kind of embodiment of the present invention provides a kind of internal combustion catholyte milling device, including：Arteries and veins
Rush power supply 1, cutter and the rotating motor of driving cutter and electrolyte supply device；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 put is connected 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 set in 31 bottom of groove multiple along equally distributed first mouth spray 5 of its flute length extending direction, the first mouth spray
5 preferably bar holes, or round hole or other shapes of.
In the present embodiment, traverse feed electrolysis 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, so as to reach the effect from pulse, simultaneously because ditch
Electrolysate rapidly can be discharged processing by the electrolyte that the first mouth spray 5 in groove 31 sprays by rotating groove 31
Area, and then ensure processing quality.In addition 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 with least one the second mouth spray connected with hollow chamber 21
6.Electrolyte not only can more efficiently be updated by the second mouth spray 6, preferably can also be discharged electrolysate.Wherein
, can be by radial direction or circumferentially distributed of second mouth spray 6 along the bottom of the second end when there is multiple second mouth sprays 6.
Specifically, the bottom of the land 32 of cutting tooth 3 and groove 31 is equipped with isolation mask layer.Wherein cutting tooth 3 includes cutting
Sword 33 and land 32 are cut, after cutting tooth 3 is processed, 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 make choice as the case may be, this reality
Example is applied not limit this.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
A kind of internal combustion catholyte milling device provided by the present invention is described in detail above.Herein
In apply specific case the principle of the present invention and embodiment be set forth, the explanation of above example is only intended to side
Assistant solves the method and its core concept of the present invention.It should be pointed out that for those skilled in the art, not
On the premise of departing from the principle of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification is also fallen into
In the protection domain 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.A variety of 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
Realized in example.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and be to fit to it is disclosed herein
Principle and the consistent most wide scope of features of novelty.
Claims (8)
- A kind of 1. internal combustion catholyte milling device, it is characterised in that including：Described in the pulse power, cutter and driving The rotating motor of cutter and electrolyte supply device；The first end of the cutter is equipped with and the cathode of the pulse power The cathode collector bar of connection, the anode of the pulse power are connected with workpiece, and the lateral wall of the second end of the cutter is equipped with A plurality of cutting tooth, the cutter are internally provided 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 It is logical.
- 2. internal combustion catholyte milling device according to claim 1, it is characterised in that the second of the cutter The bottom of end is equipped with least one the second mouth spray connected with the hollow chamber.
- 3. internal combustion catholyte milling device according to claim 2, it is characterised in that the sword of the cutting tooth The bottom of the back of the body and the groove is equipped with isolation mask layer.
- 4. internal combustion catholyte milling device according to any one of claims 1 to 3, it is characterised in that described Cutting tooth is spiral cutting tooth.
- 5. internal combustion catholyte milling device according to claim 2, it is characterised in that the channel bottom is set Have multiple along equally distributed first mouth spray of its flute length extending direction.
- 6. internal combustion catholyte milling device according to claim 5, it is characterised in that first mouth spray For bar hole.
- 7. the internal combustion catholyte milling device according to claim 5 or 6, it is characterised in that the cutter The bottom of the second end be equipped with it is multiple radially or circumferentially distributed second mouth spray.
- 8. internal combustion catholyte milling device according to claim 7, it is characterised 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 true CN107931759A (en) | 2018-04-20 |
| CN107931759B CN107931759B (en) | 2019-09-24 |
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| CN201711249060.7A Active CN107931759B (en) | 2017-12-01 | 2017-12-01 | A kind of internal combustion catholyte milling device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108714722A (en) * | 2018-04-28 | 2018-10-30 | 南京航空航天大学 | The high gradual change electrolysis milling system of tooth and its processing large titanium alloy excircle of workpiece method |
| CN109967805A (en) * | 2019-04-08 | 2019-07-05 | 南京航空航天大学 | Electrochemical discharge machinery milling Compound Machining tool cathode and application method |
| CN110076405A (en) * | 2019-05-10 | 2019-08-02 | 中国航发南方工业有限公司 | Shaped Cathode for radial diffuser inter-leaf flow channel forming |
| CN110524377A (en) * | 2019-09-05 | 2019-12-03 | 扬州大学 | A kind of turbine tongue-and-groove ultrasonic wave added precision ECM grinding system and method |
| CN111215711A (en) * | 2019-12-06 | 2020-06-02 | 常州工学院 | Cathode for electrolytic machining |
| CN111805026A (en) * | 2020-06-23 | 2020-10-23 | 南京航空航天大学 | Electrolytic milling-electrolytic mechanical composite milling integrated machining tool and 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 |
| CN113458515A (en) * | 2021-07-22 | 2021-10-01 | 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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| CN201168839Y (en) * | 2008-02-21 | 2008-12-24 | 常州工学院 | Composite cathode for numerical control electrolysis machine tool |
| 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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Patent Citations (5)
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| CN201168839Y (en) * | 2008-02-21 | 2008-12-24 | 常州工学院 | Composite cathode for numerical control electrolysis machine tool |
| 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 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108714722A (en) * | 2018-04-28 | 2018-10-30 | 南京航空航天大学 | The high gradual change electrolysis milling system of tooth and its processing large titanium alloy excircle of workpiece method |
| CN109967805A (en) * | 2019-04-08 | 2019-07-05 | 南京航空航天大学 | Electrochemical discharge machinery milling Compound Machining tool cathode and application method |
| 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 |
| CN110076405A (en) * | 2019-05-10 | 2019-08-02 | 中国航发南方工业有限公司 | Shaped Cathode for radial diffuser inter-leaf flow channel forming |
| CN110524377A (en) * | 2019-09-05 | 2019-12-03 | 扬州大学 | A kind of turbine tongue-and-groove ultrasonic wave added precision ECM grinding system and method |
| CN111215711A (en) * | 2019-12-06 | 2020-06-02 | 常州工学院 | Cathode for electrolytic machining |
| CN111805026A (en) * | 2020-06-23 | 2020-10-23 | 南京航空航天大学 | Electrolytic milling-electrolytic mechanical composite milling integrated machining tool and method |
| 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 |
| CN113458515A (en) * | 2021-07-22 | 2021-10-01 | 南京航空航天大学 | Blade combined type rotary cathode electrolytic milling tool and 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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| CN107931759B (en) | 2019-09-24 |
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