CN108941806A - A kind of rotary electrolysis processing grooving method and device - Google Patents
A kind of rotary electrolysis processing grooving method and device Download PDFInfo
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- CN108941806A CN108941806A CN201811062461.6A CN201811062461A CN108941806A CN 108941806 A CN108941806 A CN 108941806A CN 201811062461 A CN201811062461 A CN 201811062461A CN 108941806 A CN108941806 A CN 108941806A
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- electrode
- small
- tool
- workpiece
- small electrode
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention proposes a kind of rotary electrolysis processing grooving method and devices.It is characterised in that it includes lathe, machine tool chief axis, servo motor, slip ring, DC power supply, tool-electrode, workbench, workpiece, electrolytic cell, electrolyte, field-effect tube module and connecting wire are several.Installation tool electrode on the machine tool chief axis, tool-electrode are made of 4 small electrodes, and small electrode is connected by slip ring and field-effect tube with the cathode of DC power supply, and is uniformly distributed and is mounted on insulating disc, insulated from each other between them.4 slip rings be also it is insulated from each other, every 1 power slip rings only with corresponding small electrode be connected, and with other 3 small electrodes insulate.The on off operating mode of the field-effect tube module is controlled by controller, to determine whether each small electrode connects DC power supply.Rotary electrolysis of the present invention processing grooving method and device are simple and effective, overcome the difficulties such as tool-electrode production is difficult, electrolysate is difficult to exclude.
Description
Technical field
The present invention relates to Electrolyzed Processing field more particularly to a kind of rotary electrolysis processing grooving methods and device.
Background technique
When Electrolyzed Processing, workpiece connects DC power anode, and tool-electrode connects DC power cathode, ties up between tool and workpiece
Lesser processing gap is held, tool and work piece have the electrolyte of certain pressure from clearance flow between processing in dielectric holder
It crosses, electrolysate goes out processing gap by electrolyte.Tool-electrode is fed to workpiece, and workpiece surface is constantly by electrolysis ablation, work
Part surface gradually forms shape similar with tool-electrode face.Electrolyzed Processing is obtained in aviation, military project and mechanical manufacturing field
Using, but when Electrolyzed Processing elongated slot, but face many problems, such as tool-electrode production is difficult, need high-power electrolysis power,
The problems such as fixture difficult design, processing gap electrolyte inside pressure are difficult to be uniformly distributed, electrolysate is difficult to exclude.In order to solve
Above-mentioned problem, the present invention propose that a kind of rotary electrolysis processes grooving method and device.
Summary of the invention
The present invention provides a kind of rotary electrolysis processing grooving method and devices.
The invention is realized by the following technical scheme: a kind of rotary electrolysis processing grooving method and device, which is characterized in that
Including lathe, machine tool chief axis, servo motor, slip ring, DC power supply, tool-electrode, workbench, workpiece, electrolytic cell, electrolyte,
Field-effect tube module and connecting wire are several.On the machine tool chief axis contain 1 tool-electrode, tool-electrode by 4 that
The small electrode of this insulation is constituted, and small electrode is connected after slip ring and field-effect tube with the cathode of DC power supply.4 small electricity
Pole is uniformly distributed and is mounted on the insulating disc that material is epoxy resin, to guarantee being insulation each other between 4 small electrodes.Institute
Between 4 slip rings stated be also it is insulated from each other, every 1 power slip rings be only connected with 1 small electrode and with remaining 3 small electricity
Pole is dielectric relationship.Controller control field-effect tube module conducting and disconnection, in process, workpiece always with direct current
The anode connection in source.
Preferably, carbon brush is contacted with slip ring always, the hardware item that the small electrode on tool-electrode can be powered is provided
Part.Machine tool chief axis drives tool-electrode rotation, the encoder feedback spindle angular displacement in servo motor.When small electrode 1 is close to work
When part, the main shaft angle information control field-effect tube 1 that controller is fed back according to encoder is connected.Due to slip ring A only with small electricity
Pole 1 be connected, therefore, at this time only small electrode 1 connect DC power supply cathode, carry out Electrolyzed Processing.When small electrode 1 is far from workpiece
When, controller disconnects field-effect tube 1, stops Electrolyzed Processing.
Preferably, small electrode 2 carries out Electrolyzed Processing after small electrode 1 turns over 90 degree.When small electrode 2 is far from workpiece, control
Device processed disconnects field-effect tube 2, stops Electrolyzed Processing.And so on, 4 small electrodes successively carry out Electrolyzed Processing.
Preferably, tool-electrode and workpiece, which do not need to be mounted on, carries out Electrolyzed Processing in dielectric holder.Tool-electrode and
Workpiece can directly be immersed in electrolysis liquid pool, or electrolyte is sprayed in processing district.The main shaft high speed of installation tool electrode is revolved
Turn, for small electrode during close to workpiece, since the space in processing gap is gradually reduced, small electrode oppresses electrolyte, makes
The electrolyte that must be processed in gap has certain pressure.Small electrode is during far from workpiece, gradually due to spatial joint clearance
Increase, form negative pressure, electrolysate takes away machining area by small electrode under negative-pressure adsorption effect.
Preferably, workpiece is mounted on XY platform, under the driving of machine tool motion mechanism, workpiece is moved with workbench
It is dynamic.Main shaft rotation, XY platform are moved along the length direction of elongated slot.
Preferably, main shaft is fixed on Z axis, risen or fallen with Z axis, for controlling the long groove depth processed.
Detailed description of the invention
It, below will be to attached drawing needed to be used in the description of the prior art in order to clearly demonstrate embodiment of the present invention
It is briefly described, Fig. 1 is grooving apparatus schematic diagram provided by the invention.Fig. 2 is that cathode tool structure provided by the invention is shown
It is intended to.
1- electrolytic cell in Fig. 1,2- electrolyte, 3- workbench, 4- workpiece, 5- conducting wire, 6- slip ring, 7- main shaft, 8- servo electricity
Machine, 9- carbon brush, 10- field-effect tube, 11- controller, 12- small electrode, 13- insulating disc, 14- DC power supply.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawing, and the features and advantages of the invention is enabled to be easier to by technical staff
Understand.
Shown in attached drawing, a kind of rotary electrolysis processing grooving method and device, which is characterized in that including lathe, machine tool chief axis,
Servo motor, slip ring, DC power supply, tool-electrode, workbench, workpiece, electrolytic cell, electrolyte, field-effect tube module and company
It is several to connect conducting wire.1 tool-electrode is installed on the machine tool chief axis, tool-electrode is made of 4 small electrodes insulated from each other,
Small electrode is uniformly distributed and is mounted on insulating disc, to guarantee being insulation each other between 4 small electrodes.4 slip rings, it
Between be also it is insulated from each other, every 1 power slip rings be only connected with 1 small electrode and with remaining 3 small electrode be insulate
Relationship.Controller controls the conducting and disconnection of field-effect tube module, determines whether small electrode is powered.
Shown in attached drawing, 4 carbon brush remain with 4 slip rings contact respectively, provide for what each small electrode can be powered
Condition.Workpiece to be processed is immersed in electrolytic cell, and workpiece is connected with the anode of DC power supply, and each small electrode is respectively by sliding
It is connected after ring, field-effect tube with DC power cathode.
It completes to knife task the relative position for adjusting tool-electrode and workpiece.After knife, machine tool chief axis rotation, tool
Electrode rotates with, the encoder output angular displacement signal of spindle servo electric machine.Controller reads encoder output angular displacement letter
Number, to know angle position locating for each small electrode, and the on-off of each field-effect tube is controlled according to the angular displacement signal
State.
When small electrode 1 reaches above workpiece, controller controls field-effect tube 1 and is powered, and carries out Electrolyzed Processing.When small electrode 1
It leaves above workpiece, controller controls field-effect tube 1 and disconnects, and stops Electrolyzed Processing.The control mode of other three small electrodes with
Small electrode 1 is identical.
While tool-electrode carries out Electrolyzed Processing, XY platform moves linearly with workpiece along elongated slot direction.
Z axis driving instrument rise fall of electrodes, controls the depth of elongated slot.
Claims (6)
1. a kind of rotary electrolysis processing grooving method and device, which is characterized in that including lathe, machine tool chief axis, servo motor, cunning
Ring, DC power supply, tool-electrode (4 small electrodes composition), workbench, workpiece, electrolytic cell, electrolyte, field-effect tube module with
And connecting wire is several, 1 tool-electrode is contained on the machine tool chief axis, tool-electrode is by 4 small electrodes insulated from each other
It constitutes, small electrode is connected, 4 small electrodes are uniformly distributed and pacify after slip ring and field-effect tube with the cathode of DC power supply
On the insulating disc that material is epoxy resin, to guarantee being insulation each other between 4 small electrodes；4 slip rings it
Between be also it is insulated from each other, every 1 power slip rings are only connected with 1 small electrode and are dielectric relationships with remaining 3 small electrode；
Controller controls the conducting and disconnection of field-effect tube module, and in process, workpiece is connect with the anode of DC power supply always.
2. a kind of rotary electrolysis processing grooving method as described in claim 1 and device, which is characterized in that carbon brush always with cunning
Ring contact, provides the hardware condition that the small electrode on tool-electrode can be powered, and machine tool chief axis drives tool-electrode rotation, watches
Take the encoder feedback spindle angular displacement in motor, when small electrode 1 is close to workpiece, master that controller is fed back according to encoder
Axis angle information controls field-effect tube 1 and is connected, since slip ring A is only connected with small electrode 1, only small electrode 1 is connected at this time
The cathode of DC power supply carries out Electrolyzed Processing；When small electrode 1 is far from workpiece, controller disconnects field-effect tube 1, stops
Electrolyzed Processing.
3. a kind of rotary electrolysis processing grooving method as described in claim 1 and device, which is characterized in that small electrode 1 turns over
After 90 degree, small electrode 2 carries out Electrolyzed Processing, and when small electrode 2 is far from workpiece, controller disconnects field-effect tube 2, stops electricity
Solution processing, and so on, 4 small electrodes successively carry out Electrolyzed Processing.
4. a kind of rotary electrolysis processing grooving method as described in claim 1 and device, which is characterized in that tool-electrode and work
Part, which does not need to be mounted on, carries out Electrolyzed Processing in dielectric holder, tool-electrode and workpiece can be directly immersed in electrolysis liquid pool, or
Person sprays electrolyte in processing district, the main shaft high speed rotation of installation tool electrode, small electrode during close to workpiece, by
It is gradually reduced in the space in processing gap, small electrode oppresses electrolyte, so that the electrolyte in processing gap has centainly
Pressure；Small electrode is during far from workpiece, since spatial joint clearance is gradually increased, forms negative pressure, electrolysate is inhaled in negative pressure
Machining area is taken away by small electrode under attached effect.
5. a kind of rotary electrolysis processing grooving method as described in claim 1 and device, which is characterized in that workpiece is mounted on XY
On platform, machine tool motion mechanism driving under, workpiece is moved together with workbench, main shaft rotation, XY platform along elongated slot length
It is mobile to spend direction.
6. a kind of rotary electrolysis processing grooving method as described in claim 1 and device, which is characterized in that main shaft is fixed on Z
It on axis, is risen or fallen with Z axis, for controlling the long groove depth processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811062461.6A CN108941806A (en) | 2018-09-12 | 2018-09-12 | A kind of rotary electrolysis processing grooving method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811062461.6A CN108941806A (en) | 2018-09-12 | 2018-09-12 | A kind of rotary electrolysis processing grooving method and device |
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| CN108941806A true CN108941806A (en) | 2018-12-07 |
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| CN201811062461.6A Pending CN108941806A (en) | 2018-09-12 | 2018-09-12 | A kind of rotary electrolysis processing grooving method and device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5531567A (en) * | 1978-08-28 | 1980-03-05 | Inoue Japax Res Inc | Spark machining device |
| JPS58196973A (en) * | 1982-05-08 | 1983-11-16 | Oyo Jiki Kenkyusho:Kk | Grinding disk |
| JPS5959321A (en) * | 1982-09-28 | 1984-04-05 | Oyo Jiki Kenkyusho:Kk | Electrolytic discharge method |
| EP0642866A1 (en) * | 1993-09-10 | 1995-03-15 | Charmilles Technologies S.A. | Device for supplying current to a rotating element and its application in electroerosion machining |
| JP2008264929A (en) * | 2007-04-20 | 2008-11-06 | Tokyo Stainless Kenma Kogyo Kk | Electrolytic polishing device |
| CN201415297Y (en) * | 2009-06-30 | 2010-03-03 | 中国航空工业第一集团公司北京航空制造工程研究所 | Cathode infusion conductive structure of deep and long tube inner-bore helical-type line electrolysis equipment |
| CN104690382A (en) * | 2013-12-10 | 2015-06-10 | 财团法人金属工业研究发展中心 | Electrode structure |
| CN105710464A (en) * | 2014-12-04 | 2016-06-29 | 财团法人金属工业研究发展中心 | Electrochemical machining device and machining electrode thereof |
-
2018
- 2018-09-12 CN CN201811062461.6A patent/CN108941806A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5531567A (en) * | 1978-08-28 | 1980-03-05 | Inoue Japax Res Inc | Spark machining device |
| JPS58196973A (en) * | 1982-05-08 | 1983-11-16 | Oyo Jiki Kenkyusho:Kk | Grinding disk |
| JPS5959321A (en) * | 1982-09-28 | 1984-04-05 | Oyo Jiki Kenkyusho:Kk | Electrolytic discharge method |
| EP0642866A1 (en) * | 1993-09-10 | 1995-03-15 | Charmilles Technologies S.A. | Device for supplying current to a rotating element and its application in electroerosion machining |
| JP2008264929A (en) * | 2007-04-20 | 2008-11-06 | Tokyo Stainless Kenma Kogyo Kk | Electrolytic polishing device |
| CN201415297Y (en) * | 2009-06-30 | 2010-03-03 | 中国航空工业第一集团公司北京航空制造工程研究所 | Cathode infusion conductive structure of deep and long tube inner-bore helical-type line electrolysis equipment |
| CN104690382A (en) * | 2013-12-10 | 2015-06-10 | 财团法人金属工业研究发展中心 | Electrode structure |
| CN105710464A (en) * | 2014-12-04 | 2016-06-29 | 财团法人金属工业研究发展中心 | Electrochemical machining device and machining electrode thereof |
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Application publication date: 20181207 |