CN109570664A - A kind of preparation method of micro tool electrode - Google Patents
A kind of preparation method of micro tool electrode Download PDFInfo
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- CN109570664A CN109570664A CN201811532309.XA CN201811532309A CN109570664A CN 109570664 A CN109570664 A CN 109570664A CN 201811532309 A CN201811532309 A CN 201811532309A CN 109570664 A CN109570664 A CN 109570664A
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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
- B23H5/08—Electrolytic grinding
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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
- B23H5/10—Electrodes specially adapted therefor or their manufacture
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Manufacturing & Machinery (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The present invention discloses a kind of preparation method of micro tool electrode, using stick electrode to be processed as anode, using block electrode as cathode, according to Anodic solution principle, the relative motion of adjusting block electrode and processing stick electrode, to prepare micro tool electrode of different shapes.The present invention guarantees the work area to be added of electrolyte submergence block electrode and stick electrode to be processed, it realizes complete Electrolyzed Processing, and cell reaction region is increased as cathode using certain thickness piece of electrode, the ablation rate for being conducive to improve anode, improves the preparation efficiency of micro tool electrode.
Description
Technical field
The present invention relates to Electrolyzed Processing fields, more particularly to a kind of preparation method of micro tool electrode.
Background technique
Product is miniaturized due to small in size, light weight, the low advantage of energy consumption, instrument and meter, bioengineering, medical treatment etc. are led
The development in domain generates significant impact, has become a hot topic of research one of problem.Microfabrication is the support technology of the miniaturization of products, and
Micro tool is one of the necessary condition for realizing microfabrication, it directly affects the machining accuracy of microfabrication, minimum process
Size and processing stability.
Electrochemical grinding Compound Machining be in recent years using a kind of relatively extensive electric discharge combined machining method, the technology be
Increase Electrolyzed Processing power supply on the basis of traditional grinding machine, by loading machining voltage between emery wheel and workpiece, while cooperating mill
The electrolyte of layer injection is cut, removal material not only can be ground by emery wheel, electricity can also be formed between emery wheel and workpiece
Solution processing removal material.However the technology is mainly ground with emery wheel and is removed based on workpiece material, Electrolyzed Processing auxiliary removal material
Supplemented by material, processing efficiency is lower, its processing efficiency improves not significant compared with traditional grinding.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of micro tool electrode, reach the system for improving micro tool electrode
The technical effect of standby efficiency.
To achieve the above object, the present invention provides following schemes:
A kind of preparation method of micro tool electrode, which comprises
Stick electrode to be processed is clipped on electro spindle, adjusting the stick electrode to be processed is plumbness, and is passed through
Stick electrode to be processed described in nut check；
Block electrode is fixed on the supporting plate, and the support plate is fixed in electrolytic cell；
Described piece of electrode is adjusted at a distance from the stick electrode to be processed according to preset initial manufacture gap；
The anode of the stick electrode to be processed and processing power source is connected, by described piece of electrode and the processing power source
Cathode connection；
Electrolyte circulation system is opened, electrolyte is made to submerge the to be processed of described piece of electrode and the stick electrode to be processed
Area；
The processing power source is connected, starts the control program of industrial personal computer, completes the processing of the micro tool electrode.
Optionally, described that stick electrode to be processed is clipped on electro spindle, it is vertical for adjusting the stick electrode to be processed
State, and specifically included by stick electrode to be processed described in nut check:
One end of the stick electrode to be processed is clipped on the electro spindle；
The other end of the stick electrode to be processed is set to be each passed through two armed levers up and down of fixture；
The fixed fixture is on connecting rod；
Using stick electrode to be processed described in verticality corrector adjustment, make the stick electrode to be processed in vertical state；
The stick electrode to be processed and the electro spindle are locked by nut.
Optionally, described to adjust described piece of electrode and the stick electrode to be processed according to preset initial manufacture gap
Distance specifically includes:
First pass through the processing gap for visually adjusting described piece of electrode Yu the stick electrode to be processed；
Further keep the processing gap of described piece of electrode and the stick electrode to be processed described on knife using tool setting device
Initial manufacture gap.
Optionally, the unlatching electrolyte circulation system makes electrolyte submerge described piece of electrode and described to be processed rodlike
The work area to be added of electrode specifically includes:
Miniature immersible pump is opened, the electrolyte circulation system is made to start the cycle over the electrolyte；
According to the capacity of the electrolyte in the electrolytic cell, flow valve is adjusted, the electrolyte is made to submerge described piece
The work area to be added of electrode and the stick electrode to be processed.
Optionally, the processing power source is connected described, starts the control program of industrial personal computer, complete the micro tool electricity
Before the processing of pole, further includes:
The control program is set, the relative motion of described piece of electrode and the stick electrode to be processed is controlled.
Optionally, the control program includes:
Described piece of electrode is adjusted at a distance from the stick electrode to be processed according to the preset initial manufacture gap；
It controls the stick electrode to be processed while doing pumping and with the electro spindle along the vertical direction
Central axes are the rotary motion in axle center；
Control the feed motion for the rectilinear direction that described piece of electrode is done along the central axes perpendicular to the electro spindle.
Optionally, the rate curve to pump is step curve, realizes and processes tool electricity of different shapes
Pole.
Optionally, the control program includes:
Described piece of electrode is adjusted at a distance from the stick electrode to be processed according to the preset initial manufacture gap；
Control that the stick electrode to be processed does on along the vertical direction described pumps；
Control the feed motion for the rectilinear direction that described piece of electrode is done along the central axes perpendicular to the electro spindle.
Optionally, the control program includes:
Described piece of electrode is adjusted at a distance from the stick electrode to be processed according to the preset initial manufacture gap；
It controls the stick electrode to be processed while that does along the vertical direction described pumps and main with the electricity
The central axes of axis are the rotary motion in axle center, and the rate curve to pump is sine curve；
Control the feed motion for the rectilinear direction that described piece of electrode is done along the central axes perpendicular to the electro spindle.
The specific embodiment provided according to the present invention, the invention discloses following technical effects: the present invention is with stick to be processed
Shape electrode is anode, using block electrode as cathode, according to Anodic solution principle, and adjusting block electrode and processing stick electrode
Relative motion, to prepare the micro tool electrode of different shapes.The present invention guarantees electrolyte submergence block electrode and stick to be processed
It realizes complete Electrolyzed Processing, and electrolysis is increased as cathode using certain thickness piece of electrode in the work area to be added of shape electrode
Conversion zone is conducive to the ablation rate for improving anode, improves the preparation efficiency of micro tool electrode.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the device figure of the preparation method for the micro tool electrode that the embodiment of the present invention 1 provides；
Fig. 2 is the flow chart of the preparation method for the micro tool electrode that the embodiment of the present invention 1 provides；
Fig. 3 is the schematic diagram of the preparation process for the cylinder electrode that the embodiment of the present invention 1 provides；
Fig. 4 is the schematic diagram of the preparation process for the flatted electrode that the embodiment of the present invention 2 provides；
Fig. 5 is the schematic diagram of the preparation process for the probe electrode that the embodiment of the present invention 3 provides；
Fig. 6 is the speed curve diagram provided by the invention to pump.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of preparation methods of micro tool electrode, realize electricity completely according to electrochemical principle
Solution processing, and cell reaction region is increased as cathode using certain thickness piece of electrode, be conducive to the ablation for improving anode
Rate improves the preparation efficiency of micro tool electrode.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Embodiment 1
As shown in Figure 1, the preparation facilities of micro tool electrode provided in this embodiment includes: base platform 1 and consolidates vertically
Due to the column 4 of 1 one end of base platform；The kinematic axis 10 for doing and pumping on along the vertical direction is set on column 4, even
One end of bar 11 is fixed on the middle position of kinematic axis 10, and the other end of connecting rod 11 installs electro spindle 12, the lower surface of connecting rod 11
Stationary fixture 9, fixture 9 have upper and lower two armed levers, electro spindle 12 and fixture 9 for fixing stick electrode 8 to be processed；In pedestal
On platform 1 setting with motion block electrode 7 along the kinematic axis 2 of the feed motion of the rectilinear direction of the central axes perpendicular to electro spindle 12,
Kinematic axis 3 is set in the top of kinematic axis 2, the direction of motion of kinematic axis 3 is the direction perpendicular to feed motion, kinematic axis 3
Upper surface stationary electrolysis pond 5, block electrode 7 is fixed in support plate 6, and support plate 6 is fixed in electrolytic cell 5；Electrolytic cell 5 passes through pipe
Road is connected to electrolyte tank 18, and the miniature immersible pump 19 inside electrolyte tank 18 provides power for the circulation of electrolyte, electricity
Flow valve is set between solution liquid circulating line, convenient for the electrolyte volume in control electrolytic cell 5；
The preparation facilities of the micro tool electrode further include: industrial personal computer 16 and processing power source 15；Industrial personal computer 16 and movement
Control card 14 connects, and for controlling the motion mode of kinematic axis 10, industrial personal computer 16 is also connect with frequency converter 13, for adjusting electric master
The speed of service of axis 12；The anode of processing power source 15 is connect with stick electrode 8 to be processed, the cathode and block electrode of processing power source 15
7 connections.
As shown in Fig. 2, the preparation method of micro tool electrode provided in this embodiment includes:
Step 101: stick electrode 8 to be processed being clipped on electro spindle 12, adjusting stick electrode 8 to be processed is vertical configuration
State, and pass through nut check stick electrode 8 to be processed.
In the present embodiment, the locking of stick electrode 8 to be processed is specifically realized using following steps:
One end of stick electrode 8 to be processed is clipped on electro spindle 12；
The other end of stick electrode 8 to be processed is set to be each passed through two armed levers up and down of fixture 9；
Stationary fixture 9 is on connecting rod 11；
Using verticality corrector adjustment stick electrode 8 to be processed, make stick electrode 8 to be processed in vertical state；
Stick electrode 8 to be processed is locked with electro spindle 12 by nut.
Stick electrode 8 to be processed is securely fixed in the lower end of electro spindle 12 by fixture 9 and nut, can be avoided and is adding
Because of error caused by shifting band during work.
Step 102: block electrode 7 being fixed in support plate 6, and support plate 6 is fixed in electrolytic cell 5.
Step 103: according to preset initial manufacture gap adjustment block electrode 7 at a distance from stick electrode 8 to be processed.
In the present embodiment, specifically realize adjustment block electrode 7 at a distance from stick electrode 8 to be processed using following steps:
First pass through the processing gap of visual adjustment block electrode 7 and stick electrode 8 to be processed；
Further make the processing gap of block electrode 7 and stick electrode 8 to be processed is described initially to add on knife using tool setting device
Break gap.
Step 104: stick electrode 8 to be processed being connect with the anode of processing power source 15, by block electrode 7 and processing power source 15
Cathode connection.
Step 105: opening electrolyte circulation system, electrolyte is made to submerge described piece of electrode and the stick electrode to be processed
Work area to be added.
In the present embodiment, electrolyte circulation system specifically is opened using following steps:
Miniature immersible pump 19 is opened, electrolyte circulation system is made to start the cycle over electrolyte；
According to the capacity of the electrolyte in electrolytic cell 5, flow valve 17 is adjusted, makes electrolyte submergence block electrode 7 and to be processed
The work area to be added of stick electrode 8.
Step 106: connecting the processing power source, start the control program of industrial personal computer, complete the micro tool electrode
Processing.
Before step 106 further include: the opposite fortune of setting control program, control block electrode 6 and stick electrode 7 to be processed
It is dynamic, according to the specific setting of control program, may be implemented to prepare tool-electrode of different shapes.
As shown in figure 3, Fig. 3 (a) is the schematic three dimensional views for processing stick electrode, Fig. 3 (b) is the plane for processing stick electrode
Schematic diagram, Fig. 3 (c) are the cross-section diagram for processing stick electrode.
Processing cylinder electrode 23 control program include:
Described piece of electrode 7 is adjusted at a distance from stick electrode 8 to be processed according to preset initial manufacture gap；
It controls stick electrode 8 to be processed while doing pumping and with the central axes of electro spindle 12 along the vertical direction
For the rotary motion in axle center；
Control block electrode 7 does the feed motion of the rectilinear direction along the central axes perpendicular to electro spindle 12.
According to control program certain width of electrolytic machining in stick electrode 8 to be processed, a micro fine cylindrical electricity is completed
The processing of pole 23.
As shown in Fig. 6 (a), when the rate curve to pump of stick electrode 8 to be processed along the vertical direction is ladder
When shape curve, so that the time difference of electrochemical reaction occurs for different location in stick electrode to be processed 8, the rodlike electricity of processing is treated
The decorations of pole 8 are also different except amount, can be realized processing micro tool electrode of different shapes.
Embodiment 2
As shown in figure 4, Fig. 4 (a) is the schematic three dimensional views for processing stick electrode, Fig. 4 (b) is the plane for processing stick electrode
Schematic diagram, Fig. 4 (c) are the cross-section diagram for processing stick electrode.
Processing flatted electrode 24 control program include:
Described piece of electrode 7 is adjusted at a distance from stick electrode 8 to be processed according to preset initial manufacture gap；
It controls stick electrode 8 to be processed and does pumping on along the vertical direction；
Control block electrode 7 does the feed motion of the rectilinear direction along the central axes perpendicular to electro spindle 12.
According to control program certain width of electrolytic machining in stick electrode 8 to be processed, a fine chamfered edge electricity is completed
The processing of pole 23.
Embodiment 3
Fig. 5 is the schematic diagram of electrolytic preparation probe electrode process, processes the control journey of probe electrode 21 and probe electrode 22
Sequence includes:
Described piece of electrode 7 is adjusted at a distance from stick electrode 8 to be processed according to preset initial manufacture gap；
It controls stick electrode 8 to be processed while doing pumping and with the central axes of electro spindle 12 along the vertical direction
For the rotary motion in axle center, as shown in Fig. 6 (b), it is sinusoidal bent that stick electrode 8 to be processed, which does the rate curve to pump,
Line；
Control block electrode 7 does the feed motion of the rectilinear direction along the central axes perpendicular to electro spindle 12.
Since speed is very slow when moving limes superiors and lower limit position for stick electrode 8 to be processed, stick electrode 8 to be processed
The part being removed is more, and fast in middle position speed, and process time is short, and the part that stick electrode 8 to be processed is removed is few, most
Eventually, in limes superiors and limit inferior movement position eating off, fine probe electrode 21 and upper fine probe electrode 22 under formation.
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.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (9)
1. a kind of preparation method of micro tool electrode, which is characterized in that the described method includes:
Stick electrode to be processed is clipped on electro spindle, adjusting the stick electrode to be processed is plumbness, and passes through nut
Lock the stick electrode to be processed；
Block electrode is fixed on the supporting plate, and the support plate is fixed in electrolytic cell；
Described piece of electrode is adjusted at a distance from the stick electrode to be processed according to preset initial manufacture gap；
The anode of the stick electrode to be processed and processing power source is connected, by the cathode of described piece of electrode and the processing power source
Connection；
Electrolyte circulation system is opened, electrolyte is made to submerge the work area to be added of described piece of electrode and the stick electrode to be processed；
The processing power source is connected, starts the control program of industrial personal computer, completes the processing of the micro tool electrode.
2. the preparation method of micro tool electrode according to claim 1, which is characterized in that described by rodlike electricity to be processed
Pole is clipped on electro spindle, and adjusting the stick electrode to be processed is plumbness, and by be processed rodlike described in nut check
Electrode specifically includes:
One end of the stick electrode to be processed is clipped on the electro spindle；
The other end of the stick electrode to be processed is set to be each passed through two armed levers up and down of fixture；
The fixed fixture is on connecting rod；
Using stick electrode to be processed described in verticality corrector adjustment, make the stick electrode to be processed in vertical state；
The stick electrode to be processed and the electro spindle are locked by nut.
3. the preparation method of micro tool electrode according to claim 1, which is characterized in that described according to preset initial
Processing gap adjusts described piece of electrode and specifically includes at a distance from the stick electrode to be processed:
First pass through the processing gap for visually adjusting described piece of electrode Yu the stick electrode to be processed；
Further keep the processing gap of described piece of electrode and the stick electrode to be processed described initial on knife using tool setting device
Process gap.
4. the preparation method of micro tool electrode according to claim 1, which is characterized in that the unlatching electrolyte circulation
System, makes that electrolyte submerges described piece of electrode and the work area to be added of the stick electrode to be processed specifically includes:
Miniature immersible pump is opened, the electrolyte circulation system is made to start the cycle over the electrolyte；
According to the capacity of the electrolyte in the electrolytic cell, flow valve is adjusted, the electrolyte is made to submerge described piece of electrode
With the work area to be added of the stick electrode to be processed.
5. the preparation method of micro tool electrode according to claim 1, which is characterized in that connect the processing described
Power supply starts the control program of industrial personal computer, before the processing for completing the micro tool electrode, further includes:
The control program is set, the relative motion of described piece of electrode and the stick electrode to be processed is controlled.
6. the preparation method of micro tool electrode according to claim 5, which is characterized in that the control program includes:
Described piece of electrode is adjusted at a distance from the stick electrode to be processed according to the preset initial manufacture gap；
It controls the stick electrode to be processed while doing pumping and with the axis of the electro spindle along the vertical direction
Line is the rotary motion in axle center；
Control the feed motion for the rectilinear direction that described piece of electrode is done along the central axes perpendicular to the electro spindle.
7. the preparation method of micro tool electrode according to claim 6, which is characterized in that described to pump
Rate curve is step curve, realizes and processes tool-electrode of different shapes.
8. the preparation method of micro tool electrode according to claim 5, which is characterized in that the control program includes:
Described piece of electrode is adjusted at a distance from the stick electrode to be processed according to the preset initial manufacture gap；
Control that the stick electrode to be processed does on along the vertical direction described pumps；
Control the feed motion for the rectilinear direction that described piece of electrode is done along the central axes perpendicular to the electro spindle.
9. the preparation method of micro tool electrode according to claim 5, which is characterized in that the control program includes:
Described piece of electrode is adjusted at a distance from the stick electrode to be processed according to the preset initial manufacture gap；
It controls the stick electrode to be processed while that does along the vertical direction described pumps and with the electro spindle
Central axes are the rotary motion in axle center, and the rate curve to pump is sine curve；
Control the feed motion for the rectilinear direction that described piece of electrode is done along the central axes perpendicular to the electro spindle.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114473091A (en) * | 2022-03-15 | 2022-05-13 | 江苏理工学院 | Horizontal electrolytic electric spark machining device and method |
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