CN110026628A - A kind of electrochemical machining apparatus and its method for electrochemical machining based on mangneto deformation poll - Google Patents
A kind of electrochemical machining apparatus and its method for electrochemical machining based on mangneto deformation poll Download PDFInfo
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- CN110026628A CN110026628A CN201910292884.5A CN201910292884A CN110026628A CN 110026628 A CN110026628 A CN 110026628A CN 201910292884 A CN201910292884 A CN 201910292884A CN 110026628 A CN110026628 A CN 110026628A
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- electrode
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- power supply
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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
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
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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
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
- B23H3/04—Electrodes specially adapted therefor or their manufacture
- B23H3/06—Electrode material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention discloses a kind of electrochemical machining apparatus based on mangneto deformation poll, electrolytic cell including power supply, for containing electrolyte, the workpiece being electrically connected with the power supply, the electrode being electrically connected with the power supply and the magnetic source for generating magnetic field in the surrounding them；The electrode is made of mangneto deformable material, and can be conductive, and the electrode deforms in the magnetic field that the magnetic source generates.Correspondingly, the present invention also provides the method for electrochemical machining based on the electrochemical machining apparatus.Electrochemical machining apparatus provided by the invention based on mangneto deformation poll, it is limited by state of the art, existing electrode size minimum can only accomplish tens micron orders, electrode can be made using mangneto deformable material, after electrode is accomplished tens microns, the control in magnetic field can be passed through, make its deformation, available several hundred nanometers are to several hundred microns of electrode, and electrode size variation span is greatly, application field is wide, and easy to operate.
Description
Technical field
The present invention relates to a kind of electrical-chemistry method technical fields, and in particular, to a kind of electricity based on mangneto deformation poll
Chemical processing equipment and its method for electrochemical machining.
Background technique
Electrical-chemistry method is the method processed using electrochemical reaction (or electrochemical corrosion) to metal material.With
Machining is compared, and electrical-chemistry method is not limited by material hardness, toughness, is widely used in industrial production.Fine electrification
Learning processing mainly has a micro-nano technology, micro-structure processing etc., and when processing, the shape of electrode determines the shape of work pieces process, therefore changes
Motor shape is the machining shape on changeable workpiece, therefore, influence right and wrong of the shape of electrode to workpiece surface processing quality
Chang Chong great 's.
In PET microfiber, the production of electrode is generally several microns between tens microns, current preparation side
Method mainly has electrode backcopy process and electrochemical erosion method.
Block electrode backcopy process machining accuracy is influenced by anti-copy block precision, and the processing dimension of backcopy process is not easily-controllable
System, so the design and amendment of electrode tool are more troublesome, it is inflexible.The minimum electrode diameter processed is probably tens
A microns.
Electrochemical erosion method is influenced by many related processing parameters, mainly using electrochemical reaction come machined electrode, so
Many uncertainties are had, lead to that processing efficiency is not high and process is comparatively laborious, processing cost is high.The minimum processed
Electrode diameter is probably in several hundred a microns.
Molding for the inside curved channel of the components such as engine, there is no good processing method at present.
Various shortcomings based on above-mentioned method for electrochemical machining, it is necessary to propose a kind of model electrochemical processing dress
It sets, solves problem above.
The present invention proposes a kind of electrochemical machining apparatus and its method for electrochemical machining based on mangneto deformation poll, passes through
Electrode is made using mangneto deformable material, can be easy to operate by the form and dimension of magnetic field coordination electrode, and
Using flexible.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of electrochemical machining apparatus based on mangneto deformation poll and its
Method for electrochemical machining is made by electrode using mangneto deformable material, can by the shape of magnetic field coordination electrode and
Size, it is easy to operate, and using flexible.
In order to solve the above-mentioned technical problem, the present invention proposes a kind of electrochemical machining apparatus based on mangneto deformation poll,
Electrolytic cell including power supply, for containing electrolyte, the workpiece being electrically connected with the power supply, with the power supply
The electrode of electrical connection and for the surrounding them generate magnetic field magnetic source；
The electrolyte is neutral, alkalinity or acidic electrolysis bath；
The electrode is made of mangneto deformable material, and can be conductive, and the electrode is in the magnetic field that the magnetic source generates
It deforms.
Preferably, the electrode is made of ferrous alloy or nickel-bass alloy material.
It preferably, further include the field regulator being connected with the magnetic source, the field regulator adjusts the change in magnetic field
Change and size.
Preferably, further include electrolyte pump, the electrolyte pump realize electrolyte the electrolytic cell and the electrode it
Between circulation.
Preferably, the power supply is DC power supply comprising anode and cathode.
Preferably, the anode is electrically connected with the workpiece, and the cathode is electrically connected with the electrode.
A kind of processing method based on the electrochemical machining apparatus, comprising the following steps:
S1, magnetic source generate magnetic field, and electrode size is changed to pre-set dimension；
S2, power supply power supply, form electric field between electrode and workpiece；
Under electric field action electrochemical reaction occurs for S3, electrolyte and workpiece, until obtaining required workpiece.
A kind of processing method based on the electrochemical machining apparatus, comprising the following steps:
S1, magnetic source generate magnetic field, by magnetic field strength around field regulator coordination electrode and time, surrounding them
Magnetic field strength and time are unevenly distributed, so that electrode shape is changed to preset shape；
S2, power supply power supply, form electric field between electrode and workpiece；
Under electric field action electrochemical reaction occurs for S3, electrolyte and workpiece, until obtaining required workpiece.
A kind of processing method based on the electrochemical machining apparatus, comprising the following steps:
S1, magnetic source generate magnetic field, and electrode size is changed to required size；
S2, power supply power supply, form electric field between electrode and workpiece；
Under electric field action electrochemical reaction occurs for S3, electrolyte and workpiece, until obtaining the workpiece of first runner；
S4, electrode shape is changed by field regulator, so that electrode bending；
Under electric field action electrochemical reaction occurs for S5, electrolyte and workpiece, until obtaining the workpiece of second flow channel；
Step S4 and S5 are repeated, until obtaining the workpiece of preset curved channel.
Compared with prior art, the beneficial effects of the present invention are:
1, the electrochemical machining apparatus provided by the invention based on mangneto deformation poll, the limit by state of the art
System, existing electrode size minimum can only accomplish tens micron orders, can make electrode using mangneto deformable material, electrode is done
To after tens microns, its deformation can be made by the control in magnetic field, available several hundred nanometers to several hundred microns of electrode, electricity
Pole change in size span is big, and application field is wide, and easy to operate, meanwhile, under magnetic fields, electrode shape is variable, no
It is limited as linear electrode again.
2, the electrochemical machining apparatus provided by the invention based on mangneto deformation poll needs to process special form for some
Different magnetic field strengths can be arranged in the workpiece of shape around electrode, by the difference of each region magnetic field strength, so that electric
The deformation degree of pole each region is different, to obtain anisotropic electrode, further realizes the anisotropic processing of workpiece.
3, the electrochemical machining apparatus provided by the invention based on mangneto deformation poll, since surrounding them is there are magnetic field,
Therefore electrode can generate certain agitation during deformation, can flow field preferably be entered between the two poles of the earth, promote row
Bits.
Detailed description of the invention
Fig. 1 is that the present invention is based on the structural schematic diagrams of the electrochemical machining apparatus of mangneto deformation poll；
Fig. 2 is that the present invention is based on the structural schematic diagrams that the electrochemical machining apparatus electrode of mangneto deformation poll changes；
Fig. 3 is the knot of another embodiment changed the present invention is based on the electrochemical machining apparatus electrode of mangneto deformation poll
Structure schematic diagram；
Fig. 4 is the knot of another embodiment changed the present invention is based on the electrochemical machining apparatus electrode of mangneto deformation poll
Structure schematic diagram；
Fig. 5 is that the present invention is based on the flow charts of the embodiment one of the method for electrochemical machining of electrochemical machining apparatus；
Fig. 6 is that the present invention is based on the flow charts of the embodiment two of the method for electrochemical machining of electrochemical machining apparatus.
Specific embodiment
It is with reference to the accompanying drawing and preferred real in order to make those skilled in the art more fully understand technical solution of the present invention
Applying example, the present invention is described in further detail.
As shown in Figure 1, a kind of electrochemical machining apparatus based on mangneto deformation poll, including power supply 1, for containing
The electrolytic cell 2 of electrolyte, the workpiece 3 being electrically connected with the power supply 1, the electrode 4 being electrically connected with the power supply 1 and
For generating the magnetic source 5 in magnetic field around the electrode 4；
The electrode 4 is made of mangneto deformable material, and can be conductive, and the electrode 4 is in the magnetic field that the magnetic source 5 generates
In deform.
The power supply 1 is used to provide electric current to the electrode 4 and workpiece 3, carries out electrification convenient for electrode 4 and workpiece 3
Reaction is learned, realizes electrical-chemistry method.In the present embodiment, the power supply 1 is DC power supply comprising anode and cathode, institute
It states anode to be electrically connected with the workpiece 3, the cathode is electrically connected with the electrode 4.
The electrolytic cell 2 realizes electrochemical reaction, the electrode 4 and the workpiece 3 are respectively positioned on institute for containing electrolyte
It states inside electrolyte, after being powered, generates electrochemical reaction between the electrode 4 and the workpiece 3, realize the workpiece
3 micro Process.
For the ease of realizing circulation of the electrolyte between the electrolytic cell 2 and the electrode 4, it is additionally provided with electrolyte pump
6, circulation of the electrolyte pump 6 for realizing electrolyte between the electrolytic cell 2 and the electrode 4, convenient for described
Electrode 4 and the workpiece 3 are electrochemically reacted inside the electrolyte, realize the micro Process to the workpiece 3.
The workpiece 3 is electrically connected with the anode of the power supply 1, is respectively positioned in the electrolyte with the electrode 4
Portion occurs electrochemical reaction, realizes the electrical-chemistry method to the workpiece 3 convenient for generating electric field after energization.
The electrode 4 is electrically connected with the cathode of the power supply 1, is cooperated with the workpiece 3, realizes electrochemistry
Reaction.The electrode 4 is made of mangneto deformable material, and can be conductive, on the one hand, guarantees that the electrode 4 can become in magnetic field
Deformation occurs in the case where change, convenient for matching processing request of different shapes, and in electrochemical machining process, moreover it is possible to pass through magnetic field
Variation, change machining shape, to meet the market demand.On the other hand, the electrode 4 can be conductive, guarantees that it can be
Under electric field action, electrochemical reaction occurs with the workpiece 3, realizes the micro Process to the workpiece 3.Specifically, the electrode 4
It is made of ferrous alloy or nickel-bass alloy material.
It further include pedestal 7 for the ease of the installation of the electrode 4, the pedestal 7 is used for the electrode 4 to be fixedly mounted
To guarantee in electrochemical reaction process, the position of the electrode 4 is constant always, to be further ensured that the matter of electrical-chemistry method
Amount.
For the magnetic source 5 for providing magnetic field, which guarantees that electrode 4 can be in the magnetic around the electrode
It is deformed under the action of, guarantees that the size and shape of electrode 4 meets preset requirement.Which kind of the electrode specifically changed into
Shape, which kind of size, by needing the requirement of micro-machined workpiece to determine.
It further include being connected with the magnetic source in order to preferably control the variation of 4 form and dimension of electrode
Field regulator 8, the field regulator 8 are used to adjust the variation and size in magnetic field, guarantee the shape of the electrode 4 and big
It is small to meet preset requirement.
The electrochemical machining apparatus of mangneto deformation poll provided in this embodiment when work, needs to process first, in accordance with workpiece
Concrete shape, determine the concrete shape of the electrode 4, open magnetic source 5, and the electricity is controlled by the field regulator 8
Parameters, the electrodes 4 such as the size, the time in magnetic field of 4 surrounding each region of pole generate deformation under the influence of a magnetic field, until its deformation
For preset shape and size, electrochemical reaction can be started, easy to operate, flexibility ratio is high, and the cost of device is low.
It should be noted that being limited by state of the art, existing electrode size minimum can only accomplish that tens is micro-
Meter level can make electrode using mangneto deformable material, after electrode is accomplished tens microns, can be made by the control in magnetic field
It is deformed, and available several hundred nanometers are to several hundred microns of electrode, and greatly, application field is wide, and operates for electrode size variation span
It is convenient and efficient.Secondly, it is strong different magnetic field can be arranged around electrode for some workpiece for needing to process special shape
Degree, by the difference of each region magnetic field strength, so that the deformation degree of electrode each region is different, to obtain anisotropic electricity
Pole further realizes the anisotropic processing of workpiece.Finally, due to surrounding them is there are magnetic field, therefore electrode is during deformation, meeting
Certain agitation is generated, can flow field preferably be entered between the two poles of the earth, promotes chip removal.
As shown in Fig. 2, gradually feeding the process of processing in electrode, the variation that field regulator 8 controls magnetic field can use,
So that electrode becomes smaller, the processing of microsize is completed.
As shown in figure 3, gradually feeding the process of processing in electrode, the variation that field regulator 8 controls magnetic field can use,
So that electrode deformation, completes the processing of profiled shape.
As shown in figure 4, gradually feeding the process of processing in electrode, the variation that field regulator 8 controls magnetic field can use,
So that electrode bending, completes shaping for internal curved channel.
The present invention also provides the electrochemical methods based on above-mentioned electrochemical machining apparatus accordingly.
Illustrate the process that electrical-chemistry method is carried out by above-mentioned electrochemical machining apparatus below by specific embodiment:
Embodiment one
As shown in Fig. 2,3 and 5, electrode size or shape are changed to preset electrode size or shape, specifically include with
Lower step:
S1, magnetic source 5 generate magnetic field, electrode size or change in shape to pre-set dimension or shape.
Herein, if magnetic field strength cannot change electrode size or shape to required size or shape, magnetic can be passed through
Field regulator 8 changes the parameters such as magnetic field strength, time, so that electrode size or change in shape are pre-set dimension or shape.
S2, power supply 1 are powered, and form electric field between electrode 4 and workpiece 3.
Under electric field action electrochemical reaction occurs for S3, electrolyte and workpiece 3, until obtaining required workpiece.
It should be noted that if to obtain the processing of the profiled shape of workpiece, 8 coordination electrode of field regulator can be passed through
Magnetic field strength and time around 4, so that the magnetic field strength and time around electrode 4 are unevenly distributed, it is required to obtain
The processing of profiled shape.
Embodiment two
As shown in figs. 4 and 6, in electrochemical reaction process, change the shape of electrode, be bent the workpiece of runner, specifically
The following steps are included:
S1, magnetic source 5 generate magnetic field, and electrode size is changed to required size.
Herein, if magnetic field strength cannot change electrode size to required size, can be changed by field regulator 8
The parameters such as magnetic field strength, time, so that electrode size variation is pre-set dimension.
S2, power supply 1 are powered, and electric field is formed between electrode and workpiece.
Under electric field action electrochemical reaction occurs for S3, electrolyte and workpiece 3, until obtaining the workpiece of first runner.
S4, electrode shape is changed by field regulator 8, so that electrode 4 is bent.
Under electric field action electrochemical reaction occurs for S5, electrolyte and workpiece, until obtaining the workpiece of second flow channel.
Step S4 and S5 are repeated, until obtaining the workpiece of preset curved channel.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (9)
1. a kind of electrochemical machining apparatus based on mangneto deformation poll, which is characterized in that including power supply, for containing electricity
It the electrolytic cell for solving liquid, the workpiece being electrically connected with the power supply, the electrode that is electrically connected with the power supply and is used for
The surrounding them generates the magnetic source in magnetic field；
The electrolyte is neutral, alkalinity or acidic electrolysis bath；
The electrode is made of mangneto deformable material, and can be conductive, and the electrode occurs in the magnetic field that the magnetic source generates
Deformation.
2. the electrochemical machining apparatus as described in claim 1 based on mangneto deformation poll, which is characterized in that the electrode by
Ferrous alloy or nickel-bass alloy material are made.
3. the electrochemical machining apparatus as described in claim 1 based on mangneto deformation poll, which is characterized in that further include and institute
The field regulator that magnetic source is connected is stated, the field regulator adjusts the variation and size in magnetic field.
4. the electrochemical machining apparatus as described in claim 1 based on mangneto deformation poll, which is characterized in that further include electrolysis
Liquid pump, the electrolyte pump realize circulation of the electrolyte between the electrolytic cell and the electrode.
5. the electrochemical machining apparatus as described in claim 1 based on mangneto deformation poll, which is characterized in that the power supply electricity
Source is DC power supply comprising anode and cathode.
6. the electrochemical machining apparatus as claimed in claim 5 based on mangneto deformation poll, which is characterized in that it is described anode with
The workpiece electrical connection, the cathode are electrically connected with the electrode.
7. a kind of processing method based on electrochemical machining apparatus described in any one of claims 1-6, which is characterized in that including
Following steps:
S1, magnetic source generate magnetic field, and electrode size is changed to pre-set dimension；
S2, power supply power supply, form electric field between electrode and workpiece；
Under electric field action electrochemical reaction occurs for S3, electrolyte and workpiece, until obtaining required workpiece.
8. a kind of processing method based on electrochemical machining apparatus described in any one of claims 1-6, which is characterized in that including
Following steps:
S1, magnetic source generate magnetic field, pass through magnetic field strength around field regulator coordination electrode and time, the magnetic field of surrounding them
Intensity and time are unevenly distributed, so that electrode shape is changed to preset shape；
S2, power supply power supply, form electric field between electrode and workpiece；
Under electric field action electrochemical reaction occurs for S3, electrolyte and workpiece, until obtaining required workpiece.
9. a kind of processing method based on electrochemical machining apparatus described in any one of claims 1-6, which is characterized in that including
Following steps:
S1, magnetic source generate magnetic field, and electrode size is changed to required size；
S2, power supply power supply, form electric field between electrode and workpiece；
Under electric field action electrochemical reaction occurs for S3, electrolyte and workpiece, until obtaining the workpiece of first runner；
S4, electrode shape is changed by field regulator, so that electrode bending；
Under electric field action electrochemical reaction occurs for S5, electrolyte and workpiece, until obtaining the workpiece of second flow channel；
Step S4 and S5 are repeated, until obtaining the workpiece of preset curved channel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910292884.5A CN110026628B (en) | 2019-04-12 | 2019-04-12 | Electrochemical machining device based on magneto-deformable electrode and electrochemical machining method thereof |
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| CN201910292884.5A CN110026628B (en) | 2019-04-12 | 2019-04-12 | Electrochemical machining device based on magneto-deformable electrode and electrochemical machining method thereof |
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| CN110026628B CN110026628B (en) | 2023-05-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304729A (en) * | 2020-03-23 | 2020-06-19 | 江苏中佰纳米新材料科技有限公司 | Magnetoelectric polishing device for flat metal |
| CN113478031A (en) * | 2021-07-28 | 2021-10-08 | 南京航空航天大学 | Flexible electrode dynamic deformation electrolytic machining method and application |
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| CN2799132Y (en) * | 2005-01-13 | 2006-07-26 | 浙江大学 | Intelligent knife for deep hole processing |
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| CN113478031A (en) * | 2021-07-28 | 2021-10-08 | 南京航空航天大学 | Flexible electrode dynamic deformation electrolytic machining method and application |
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