CN104014889A - Precise electrode feeding device and working method thereof - Google Patents
Precise electrode feeding device and working method thereof Download PDFInfo
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- CN104014889A CN104014889A CN201410203296.7A CN201410203296A CN104014889A CN 104014889 A CN104014889 A CN 104014889A CN 201410203296 A CN201410203296 A CN 201410203296A CN 104014889 A CN104014889 A CN 104014889A
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Abstract
The invention provides a precise electrode feeding device. The precise electrode feeding device comprises a first clamping mechanism I, a second clamping mechanism I, a first clamping mechanism II, a second clamping mechanism II, a first telescopic mechanism and a second telescopic mechanism, wherein the first clamping mechanism I and the second clamping mechanism I are symmetrically arranged, and the first clamping mechanism II and the second clamping mechanism II are symmetrically arranged. The first telescopic mechanism is connected between the first clamping mechanism I and the first clamping mechanism II in the electrode feeding direction, and the second telescopic mechanism is connected between the second clamping mechanism I and the second clamping mechanism II in the electrode feeding direction. Feeding gaps used for feeding motion of electrodes are formed between the first clamping mechanism I and the second clamping mechanism I as well as between the first clamping mechanism II and the second clamping mechanism II, and the electrodes are arranged in the feeding gaps in the electrode feeding direction. The invention further provides a working method. The precise electrode feeding device is easy and convenient to control and small in size; through external drive and repeated telescoping of the telescopic mechanisms, the electrodes can be substantially fed and slightly fed at high frequency, and thus machining stability and machining precision are guaranteed.
Description
Technical field
The electrode movement feed system that the present invention relates to electric discharge processing processing technique field, particularly, relates to a kind of accurate electrode feed arrangement and method of work thereof for electrode discharge processing unit (plant).
Background technology
Electric discharge processing, it is spark machined, to utilize the discharge process occurring between the processing electrode tool of use and machined object, the processing mode that the processing part of machined object is removed, be widely used in mould manufacture, mechanical processing industry, and electrode movement feed system is the important component part of electric discharge device.
Electrode movement feed system in electric discharge device at present, mainly adopts nozzle-baffle type electricity hydraulic feed mode, servomotor feeding mode and linear electric motors feeding mode; These modes adopt motor or hydraulic driving mode to drive multi-part transmission and then drive electrode feeding more.Adopt the electric discharge device of these modes, have that system equipment size is large, complex structure, energy consumption are high, control system and the problem such as controlling unit is loaded down with trivial details, feeding error is large, feed accuracy is low and resolution ratio is low, cannot meet modern industry to precision machined demand.
Do not find at present explanation or the report of technology similar to the present invention, not yet collect both at home and abroad similarly data yet.
Summary of the invention
The present invention is directed to above shortcomings in prior art, a kind of accurate electrode feed arrangement and method of work thereof for electrode discharge processing unit (plant) is provided.
The present invention is achieved by the following technical solutions.
According to an aspect of the present invention, a kind of accurate electrode feed arrangement is provided, comprise the I of Kou Wei mechanism, clamping institution II and telescoping mechanism, described clamping institution I comprises symmetrically arranged the first clamping institution I and the second clamping institution I, described clamping institution II comprises symmetrically arranged the first clamping institution II and the second clamping institution II, described telescoping mechanism comprises the first telescoping mechanism and the second telescoping mechanism, described the first telescoping mechanism is connected between the first clamping institution I and the first clamping institution I I along electrode direction of feed, described the second telescoping mechanism is connected between the second clamping institution I and the second clamping institution II along electrode direction of feed, between described the first clamping institution I and the second clamping institution I and the first clamping institution II and the second clamping institution II, be equipped with the feeding gap for electrode feed motion, described electrode is arranged in feeding gap along electrode direction of feed.
Preferably, also comprise shell, described clamping institution I, clamping institution II and telescoping mechanism are all arranged at enclosure, and described shell is provided with the through hole for electrode movement at feeding gap place.
Preferably, described the first clamping institution I, the second clamping institution I, the first clamping institution II and the second clamping institution II adopt permanent magnet and/or electromagnet respectively, and described the first clamping institution I, the second clamping institution I, the first II of Kou Wei mechanism and the second clamping institution II connect respectively driving power.
Preferably, described telescoping mechanism adopts magnetostriction materials body or piezoelectricity telescopic material body, and described magnetostriction materials or piezoelectricity telescopic material body carry out reciprocal micro breadth oscillation under the effect of outside magnetic pumping body.
Preferably, described external magnetic excitation body adopts solenoid.
Preferably, also comprise 6DOF feeding platform, described 6DOF feeding platform and clamping institution I are rigidly connected.
According to another aspect of the present invention, provide a kind of method of work of above-mentioned accurate electrode feed arrangement, comprised the steps:
Step 0, clamping institution I, clamping institution II and telescoping mechanism are all in original state, and electrode clamps in feeding gap, and in initial station d;
Step 1, to clamping institution I energising, the first clamping institution I and the second clamping institution I under the effect of magnetic force away from, the electrode in clamping institution I place is in relaxed state;
Step 2, electrode moves downward along direction of feed under the effect of external motivating force; Because the electrode in clamping institution II place is still in clamped condition, electrode drives clamping institution II to move downward, and meanwhile, telescoping mechanism extends under the active force of clamping institution II;
Step 3, electrode moves to next station d+ △ d, the I of Kou Wei mechanism power-off, the first clamping institution I and the second clamping institution I return original state, and electrode clamps in feeding gap; Wherein, △ d is electrode moving displacement;
Step 4, to clamping institution II energising, the first clamping institution II and the second clamping institution II under magneticaction away from, electrode at clamping institution II everywhere in relaxed state;
Step 5, telescoping mechanism is in pulling force effect Regression original state;
Step 6, clamping institution II power-off, the first clamping institution II and the second clamping institution II return original state, and electrode clamps in feeding gap, completes primary feed motion;
Step 7, repeating step 1, to step 6, loads the large stroke of electrode or the feeding of endless stroke that realize multistep accumulation repeatedly.
Preferably, described step 2 also comprises the steps:
It is flexible that telescoping mechanism carries out reciprocal high frequency under the effect of outside magnetic pumping body, and the relative workpiece of band moving electrode moves back and forth.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention has realized a kind of microminiature ultraprecise electrode feed system for electric discharge processing motor direct-drive, has the advantages that manipulation is simple and convenient, volume is little;
2, the present invention, by following the tracks of and ensure to process discharging gap, realizes the stability of processing, with the processing electrical quantity that adapts to set;
3, repeatedly flexible by external drive and telescoping mechanism, realize significantly feeding and the high frequency feeding a little of electrode, ensure the accuracy of processing;
4, the present invention, owing to having adopted telescoping mechanism to carry out high frequency micro breadth oscillation, has improved working (machining) efficiency; Meanwhile, the impedance dielectric producing in process, also can lead in the feeding process of high frequency micro breadth oscillation and take out of;
5,, because the quality of electrode own is light, without using large motor to drive, the present invention has departed from the control of lathe, also has the feature that volume is little, quality is light, has overcome the defect that existing electrode feed arrangement volume is large, quality is heavy;
6, the present invention especially uses aperture processing.
Brief description of the drawings
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 is the accurate electrode feed arrangement of the present invention structural representation;
Fig. 2 is the accurate electrode feed arrangement of the present invention feeding one step course of work schematic diagram;
Fig. 3 is the shell mechanism schematic diagram of the accurate electrode feed arrangement of the present invention;
The 6DOF feeding platform structural representation of the accurate electrode feed arrangement of Fig. 4 position the present invention;
In figure: 1 is accurate electrode feed arrangement, and 2 is electrode, and 3 is clamping institution I, and 4 is telescoping mechanism, and 5 is clamping institution II, and 6 is 6DOF feeding platform, and 7 is shell.
Detailed description of the invention
Below embodiments of the invention are elaborated: the present embodiment is implemented under taking technical solution of the present invention as prerequisite, provided detailed embodiment and concrete operating process.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Please refer to Fig. 1 to Fig. 4.
Embodiment 1
The present embodiment provides a kind of accurate electrode feed arrangement, comprise clamping institution I, clamping institution II and telescoping mechanism, described clamping institution I comprises symmetrically arranged the first clamping institution I and the second clamping institution I, described clamping institution II comprises symmetrically arranged the first clamping institution II and the second clamping institution II, described telescoping mechanism comprises the first telescoping mechanism and the second telescoping mechanism, described the first telescoping mechanism is connected between the first clamping institution I and the first clamping institution II along electrode direction of feed, described the second telescoping mechanism is connected between the second clamping institution I and the second clamping institution II along electrode direction of feed, between described the first clamping institution I and the second clamping institution I and the first clamping institution II and the second clamping institution II, be equipped with the feeding gap for electrode feed motion, described electrode is arranged in feeding gap along electrode direction of feed.
Further, described the first clamping institution I, the second I of Kou Wei mechanism, the first II of Kou Wei mechanism and the second clamping institution II adopt permanent magnet and/or electromagnet respectively, and described the first clamping institution I, the second clamping institution I, the first clamping institution II and the second clamping institution II connect respectively driving power.
Further, described telescoping mechanism adopts magnetostriction materials body or piezoelectricity telescopic material body, and described magnetostriction materials or piezoelectricity telescopic material body carry out reciprocal micro breadth oscillation under the effect of outside magnetic pumping body.
Further, described external magnetic excitation body adopts solenoid.
The above-mentioned accurate electrode feed arrangement that the present embodiment provides, its method of work, comprises the steps:
Step 0, clamping institution I, clamping institution II and telescoping mechanism are all in original state, and electrode clamps in feeding gap, and in initial station d;
Step 1, to clamping institution I energising, the first clamping institution I and the second I of Kou Wei mechanism under the effect of magnetic force away from, the electrode in clamping institution I place is in relaxed state;
Step 2, electrode moves downward along direction of feed under the effect of external motivating force; Because the electrode in clamping institution II place is still in clamped condition, electrode drives clamping institution II to move downward, and meanwhile, telescoping mechanism extends under the active force of clamping institution II;
Step 3, electrode moves to next station d+ △ d, clamping institution I power-off, the first clamping institution I and the second clamping institution I return original state, and electrode clamps in feeding gap;
Step 4, to clamping institution II energising, the first clamping institution II and the second clamping institution II under magneticaction away from, electrode at clamping institution II everywhere in relaxed state;
Step 5, telescoping mechanism is in pulling force effect Regression original state;
Step 6, clamping institution II power-off, the first clamping institution II and the second clamping institution II return original state, and electrode clamps in feeding gap, completes primary feed motion;
Step 7, repeating step 1, to step 6, loads the large stroke of electrode or the feeding of endless stroke that realize multistep accumulation repeatedly.
Further, described step 2 also comprises the steps:
It is flexible that telescoping mechanism carries out reciprocal high frequency under the effect of outside magnetic pumping body, and the relative workpiece of band moving electrode moves back and forth.
Accurate electrode feed arrangement and method of work thereof that the present embodiment provides, in electrode feeding process, when carrying out significantly displacement, can also realize high frequency micro breadth oscillation, telescoping mechanism encourages the reciprocal high frequency of body effect flexible by external magnetic, the relative workpiece of band moving electrode moves back and forth, and when improving working (machining) efficiency, ensures machining accuracy.
Embodiment 2
Embodiment 2 is the variation example of embodiment 1.
The present embodiment, on the basis of embodiment 1, also comprises shell, and described clamping institution I, clamping institution I and telescoping mechanism are all arranged at enclosure, and described shell is provided with the through hole for electrode movement at feeding gap place.
Embodiment 3
Embodiment 3 is the variation example of embodiment 1 or embodiment 2.
The present embodiment, on the basis of embodiment 1 or embodiment 2, also comprises 6DOF feeding platform.
Described 6DOF feeding platform and clamping institution I are rigidly connected.
Described 6DOF feeding platform comprises three translation directions and three rotation directions, in electrode feeding process, realizes the motion in multiple orientation.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (8)
1. an accurate electrode feed arrangement, it is characterized in that, comprise clamping institution I, clamping institution II and telescoping mechanism, described clamping institution I comprises symmetrically arranged the first clamping institution I and the second clamping institution I, described clamping institution II comprises symmetrically arranged the first clamping institution II and the second clamping institution II, described telescoping mechanism comprises the first telescoping mechanism and the second telescoping mechanism, described the first telescoping mechanism is connected between the first clamping institution I and the first clamping institution II along electrode direction of feed, described the second telescoping mechanism is connected between the second clamping institution I and the second clamping institution II along electrode direction of feed, between described the first clamping institution I and the second clamping institution I and between the first II of Kou Wei mechanism and the second clamping institution II, be equipped with the feeding gap for electrode feed motion, electrode is arranged in feeding gap along electrode direction of feed.
2. accurate electrode feed arrangement according to claim 1, is characterized in that, also comprises shell, and described clamping institution I, clamping institution II and telescoping mechanism are all arranged at enclosure, and described shell is provided with the through hole for electrode movement at feeding gap place.
3. accurate electrode feed arrangement according to claim 1 and 2, it is characterized in that, described the first clamping institution I, the second clamping institution I, the first clamping institution II and the second clamping institution II adopt permanent magnet and/or electromagnet respectively, and described the first clamping institution I, the second clamping institution I, the first clamping institution I and the second clamping institution II connect respectively driving power.
4. accurate electrode feed arrangement according to claim 1 and 2, it is characterized in that, described telescoping mechanism adopts magnetostriction materials body or piezoelectricity telescopic material body, and described magnetostriction materials or piezoelectric material body are carried out reciprocal micro breadth oscillation under the effect of outside magnetic pumping body.
5. accurate electrode feed arrangement according to claim 4, is characterized in that, described external magnetic excitation body adopts solenoid.
6. accurate electrode feed arrangement according to claim 1 and 2, is characterized in that, also comprises 6DOF feeding platform, and described 6DOF feeding platform and clamping institution I are rigidly connected.
7. a method of work for the accurate electrode feed arrangement described in any one in claim 1 to 6, is characterized in that, comprises the steps:
Step 0, clamping institution I, clamping institution II and telescoping mechanism are all in original state, and electrode clamps in feeding gap, and in initial station d;
Step 1, to clamping institution I energising, the first clamping institution I and the second clamping institution I under the effect of magnetic force away from, the electrode in clamping institution I place is in relaxed state;
Step 2, electrode moves downward along direction of feed under the effect of external motivating force; Because the electrode in clamping institution II place is still in clamped condition, electrode drives clamping institution II to move downward, and meanwhile, telescoping mechanism extends under the active force of clamping institution II;
Step 3, electrode moves to next station d+ △ d, clamping institution I power-off, the first clamping institution I and the second clamping institution I return original state, and electrode clamps in feeding gap; Wherein, △ d is electrode moving displacement;
Step 4, to clamping institution II energising, the first clamping institution II and the second clamping institution II under magneticaction away from, electrode at clamping institution II everywhere in relaxed state;
Step 5, telescoping mechanism is in pulling force effect Regression original state;
Step 6, clamping institution II power-off, the first clamping institution II and the second clamping institution II return original state, and electrode clamps in feeding gap, completes primary feed motion;
Step 7, repeating step 1, to step 6, loads the large stroke of electrode or the feeding of endless stroke that realize multistep accumulation repeatedly.
8. the method for work of accurate electrode feed arrangement according to claim 7, is characterized in that, described step 2 also comprises the steps:
It is flexible that telescoping mechanism carries out reciprocal high frequency under the effect of outside magnetic pumping body, and the relative workpiece of band moving electrode moves back and forth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410203296.7A CN104014889A (en) | 2014-05-14 | 2014-05-14 | Precise electrode feeding device and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410203296.7A CN104014889A (en) | 2014-05-14 | 2014-05-14 | Precise electrode feeding device and working method thereof |
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| CN104014889A true CN104014889A (en) | 2014-09-03 |
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| CN201410203296.7A Pending CN104014889A (en) | 2014-05-14 | 2014-05-14 | Precise electrode feeding device and working method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081484A (en) * | 2015-09-07 | 2015-11-25 | 江苏新光数控技术有限公司 | Electric spark equipment with telescopic electrode clamping head |
| CN108466259A (en) * | 2018-02-09 | 2018-08-31 | 上海交通大学 | Space positioning system based on biplane two degree-of-freedom motion and method |
| CN110377008A (en) * | 2019-07-24 | 2019-10-25 | 芜湖双翼航空装备科技有限公司 | A kind of test fixture of rudder servo controller |
| CN114131127A (en) * | 2021-12-08 | 2022-03-04 | 中国航发南方工业有限公司 | Non-fixed cathode electrolytic machining device |
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| JP2001232521A (en) * | 2000-02-18 | 2001-08-28 | Denso Corp | Electrode feeding device for electric discharge machining |
| US6698639B1 (en) * | 1999-10-20 | 2004-03-02 | Mitsubishi Denki Kabushiki Kaisha | Automatic wire supply system of wire cut electrodischarge machine |
| CN101362236A (en) * | 2008-05-19 | 2009-02-11 | 清华大学 | Micro electrode filament feeding guide mechanism for processing micro electric spark |
| CN102513625A (en) * | 2011-12-23 | 2012-06-27 | 清华大学 | Electromagnetism driving high-frequency excitation auxiliary wire feeding mechanism for micro electric discharge machining |
| CN203918151U (en) * | 2014-05-14 | 2014-11-05 | 杨斌堂 | Accurate electrode feed arrangement |
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Patent Citations (8)
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| JPH01127225A (en) * | 1987-11-10 | 1989-05-19 | Mitsubishi Electric Corp | Wire electric discharge machine |
| JPH05337746A (en) * | 1992-06-10 | 1993-12-21 | Mitsubishi Electric Corp | Wire electrodischarge machining unit |
| US6698639B1 (en) * | 1999-10-20 | 2004-03-02 | Mitsubishi Denki Kabushiki Kaisha | Automatic wire supply system of wire cut electrodischarge machine |
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| CN101362236A (en) * | 2008-05-19 | 2009-02-11 | 清华大学 | Micro electrode filament feeding guide mechanism for processing micro electric spark |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081484A (en) * | 2015-09-07 | 2015-11-25 | 江苏新光数控技术有限公司 | Electric spark equipment with telescopic electrode clamping head |
| CN108466259A (en) * | 2018-02-09 | 2018-08-31 | 上海交通大学 | Space positioning system based on biplane two degree-of-freedom motion and method |
| CN110377008A (en) * | 2019-07-24 | 2019-10-25 | 芜湖双翼航空装备科技有限公司 | A kind of test fixture of rudder servo controller |
| CN114131127A (en) * | 2021-12-08 | 2022-03-04 | 中国航发南方工业有限公司 | Non-fixed cathode electrolytic machining device |
| CN114131127B (en) * | 2021-12-08 | 2022-12-16 | 中国航发南方工业有限公司 | Non-fixed cathode electrolytic machining device |
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Application publication date: 20140903 |
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