CN104722863B - A kind of electrochemical grinding course of processing on-line monitoring method - Google Patents
A kind of electrochemical grinding course of processing on-line monitoring method Download PDFInfo
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- CN104722863B CN104722863B CN201510129919.5A CN201510129919A CN104722863B CN 104722863 B CN104722863 B CN 104722863B CN 201510129919 A CN201510129919 A CN 201510129919A CN 104722863 B CN104722863 B CN 104722863B
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- 238000012545 processing Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 239000003792 electrolyte Substances 0.000 claims abstract description 28
- 239000008187 granular material Substances 0.000 claims abstract description 25
- 230000005518 electrochemistry Effects 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 7
- 238000004458 analytical method Methods 0.000 claims abstract description 5
- 230000004927 fusion Effects 0.000 claims abstract description 5
- 238000013507 mapping Methods 0.000 claims abstract description 4
- 230000003595 spectral effect Effects 0.000 claims description 19
- 239000012528 membrane Substances 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 5
- 238000011160 research Methods 0.000 claims description 5
- 230000003746 surface roughness Effects 0.000 claims description 4
- 238000004624 confocal microscopy Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 description 13
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000006249 magnetic particle Substances 0.000 description 4
- 238000003487 electrochemical reaction Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 210000001367 artery Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010406 interfacial reaction Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003913 materials processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/406—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
-
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/188—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by special applications and not provided for in the relevant subclasses, (e.g. making dies, filament winding)
Abstract
The invention discloses a kind of electrochemical grinding course of processing on-line monitoring method, the step of monitoring method of the present invention is：(1) obtain electrolyte and be diluted；(2) granule in the electrolyte being diluted is analyzed；(3) using Feature Fusion, the particle characteristic of analysis gained is reasonably selected, get rational characteristic index to identify grain type；(4) theory based on fuzzy C-mean algorithm and Support Vector data description, set up electrochemical grinding course of processing assessment models, mapping relations according to grain type and the electrochemical grinding course of processing, the electrochemical grinding course of processing is monitored, the present invention can get the scale parameter in the electrochemical grinding course of processing between mechanical removal amount and electrochemistry removal amount, enable the purpose to electrochemical grinding course of processing on-line monitoring, so that On-line Control is carried out to the electrochemical grinding course of processing, and then effectively improve electrochemical grinding machining accuracy.
Description
Technical field
A kind of a kind of the present invention relates to monitoring method, more particularly, it relates to electrochemical grinding course of processing on-line monitoring side
Method.
Background technology
Electrochemical grinding process technology is one of typical technology in electrolysis Combined Machining Technology.Electrolysis Combined Machining Technology be by
Electrolyzed Processing is combined from other processing methods to meet the technology of different processing needs.Electrochemical grinding process technology be by
The effect of electrolysis and mechanical grinding combine with meet machining accuracy, surface roughness and processing stability requirement higher plus
The technology that work needs.
Ratio between mechanical removal amount and electrochemistry removal amount is a very important parameter in electrochemical grinding processing,
But there is presently no effective method to determine this parameter.Actually in the electrochemical grinding course of processing, due to electrochemical reaction
With the comprehensive function of mechanical grinding, in electrolyte, can there is following granule：The product (oxyhydroxide) of electrochemical reaction；Grinding
The passivating film producing and the passivating film peeling off；The borings that grinding produces.These granules are in the electrochemical grinding course of processing
The criterion of ratio between important information carrier and mechanical removal amount and electrochemistry removal amount, they contain abundant with regard to surface plus
System when work interfacial reaction, the information of abrasion, its quantity, size, shape, color, pattern and architectural feature and granule produce
State and materials processing interfacial reaction are closely related with abrasive manner.Therefore, to generation granule in the electrochemical grinding course of processing
It is analyzed can achieve the on-line monitoring of the electrochemical grinding course of processing.
Content of the invention
1. invent technical problem to be solved
It is an object of the invention to overcoming the shortcomings of above-mentioned, there is provided a kind of electrochemical grinding course of processing on-line monitoring side
Method, using technical scheme, easy to operate, mechanical removal amount and electrification in the electrochemical grinding course of processing can be got
Learn the scale parameter between removal amount, enable the purpose to electrochemical grinding course of processing on-line monitoring, so as to electrochemical grinding
The course of processing carries out On-line Control, and then effectively improves electrochemical grinding machining accuracy.
2. technical scheme
For reaching above-mentioned purpose, the technical scheme that the present invention provides is：
A kind of electrochemical grinding course of processing on-line monitoring method of the present invention, its step is：
(1) collect a certain amount of electrolyte with granule and be diluted；
(2) granule in the electrolyte being diluted in step (1) is analyzed：
1) using CSI grain analyser, the electrolyte containing granule is analyzed, amounts of particles and distribution of sizes can be drawn
Situation；
2) first make ferrum spectral slice using ferrous specturm technique, reuse ferroscope with image capturing system to ferrum spectral slice
It is analyzed studying, the features such as grain color, composition, form, size and type can be drawn；
3) first using filter membrane spectral slice fabrication techniques filter membrane spectral slice, then with laser scanning confocal microscopy, filter membrane spectral slice is analyzed
Research, can draw the features such as grain texture feature, fractal dimension and surface roughness；
(3) utilize Feature Fusion that the feature with regard to granule of analysis gained in step (2) is reasonably selected,
Get rational characteristic index to identify that grain type is mechanical removal granule and electrochemistry removes particle-removing；
(4) theory based on fuzzy C-mean algorithm and Support Vector data description, sets up electrochemical grinding course of processing assessment mould
Type, according to the mapping relations of grain type and the electrochemical grinding course of processing, is monitored to the electrochemical grinding course of processing.
3. beneficial effect
The technical scheme being provided using the present invention, compared with existing known technology, has following remarkable result：
(1) a kind of electrochemical grinding course of processing on-line monitoring method of the present invention, it passes through the type of quantitative judge granule
I.e. the granule of electrochemical reaction and mechanical grinding generation, can get mechanical removal amount and electrification in the electrochemical grinding course of processing
Learning the scale parameter between removal amount, being easy to electrochemical grinding course of processing On-line Control, thus effectively improve electrochemical grinding adding
Work precision；
(2) a kind of electrochemical grinding course of processing on-line monitoring method of the present invention, it can be analyzed by filter membrane spectral slice technology
The non-magnetic particle producing in the electrochemical grinding course of processing, compensate for ferrous specturm technique low not for non-magnetic particle power of test
Sufficient, filter membrane spectral slice technology additionally aids the configuration of surface preferably analyzing individual particle simultaneously；
(3) a kind of electrochemical grinding course of processing on-line monitoring method of the present invention, it is obtained by the method for Feature Fusion
To the characteristic index for assessing the electrochemical grinding course of processing, and by based on fuzzy C-mean algorithm and Support Vector data description
Theory, sets up electrochemical grinding course of processing assessment models, accurately and comprehensively can reflect the electrochemical grinding course of processing, it is right to realize
The purpose of electrochemical grinding course of processing monitoring.
Brief description
Fig. 1 is a kind of structural representation of electrochemical grinding processing unit (plant) in embodiment.
Label declaration in schematic diagram：1st, electrochemical grinding machining tool；2nd, workpiece；3rd, work nest；4th, the pulse power；5th, control
Instrument processed；6th, electrolyte playpipe；7th, electrolyte filtering groove；8th, filter；9th, electrolyte collecting tank；10th, temperature controller；11st, pump；
12nd, effusion meter；13rd, control valve.
Specific embodiment
For further appreciating that present disclosure, the present invention is described in detail.
A kind of method of electrochemical grinding course of processing on-line monitoring of the present invention, its step is：
(1) collect a certain amount of electrolyte with granule and be diluted；
(2) granule in the electrolyte being diluted in step (1) is analyzed：
1) using CSI grain analyser, the electrolyte containing granule is analyzed, amounts of particles and distribution of sizes can be drawn
Situation；
2) first make ferrum spectral slice using ferrous specturm technique, reuse ferroscope with image capturing system to ferrum spectral slice
It is analyzed studying, the features such as grain color, composition, form, size and type can be drawn；
3) first using filter membrane spectral slice fabrication techniques filter membrane spectral slice, then with laser scanning confocal microscopy, filter membrane spectral slice is analyzed
Research, can draw the features such as grain texture feature, fractal dimension and surface roughness, can analyze electrolysis by filter membrane spectral slice technology
The non-magnetic particle producing in Grinding Process, compensate for ferrous specturm technique for the low deficiency of non-magnetic particle power of test,
Filter membrane spectral slice technology additionally aids the configuration of surface preferably analyzing individual particle simultaneously；
(3) utilize Feature Fusion that the feature with regard to granule of analysis gained in step (2) is reasonably selected,
Get rational characteristic index to identify that grain type is mechanical removal granule and electrochemistry removes particle-removing；
(4) theory based on fuzzy C-mean algorithm and Support Vector data description, sets up electrochemical grinding course of processing assessment mould
Type, according to the mapping relations of grain type and the electrochemical grinding course of processing, can accurately and comprehensively reflect that electrochemical grinding is processed
Process, is monitored to the electrochemical grinding course of processing, thus realizing the purpose of electrochemical grinding course of processing On-line Control, Jin Eryou
Effect ground improves electrochemical grinding machining accuracy.
A kind of electrochemical grinding course of processing on-line monitoring method of the present invention, is electrification by the type of quantitative judge granule
Learn the granule that reaction and mechanical grinding produce, mechanical removal amount and electrochemistry in the electrochemical grinding course of processing can be got and remove
Scale parameter between amount, facilitates implementation the purpose of electrochemical grinding course of processing On-line Control, thus effectively improving electrolytic mill
Cut machining accuracy.
With reference to embodiment, the use of the present invention is further described.
As shown in figure 1, a kind of electrochemical grinding processing unit (plant), including electrochemical grinding machining tool 1, workpiece 2, work nest 3, arteries and veins
Rush power supply 4, controller 5, electrolyte playpipe 6, electrolyte filtering groove 7, filter 8, electrolyte collecting tank 9, temperature controller 10, pump
11st, effusion meter 12, control valve 13, controller 5 is connected with the pulse power 4；The negative pole of the pulse power 4 and electrochemical grinding machining tool
Conductive abrasive wheel on 1 is connected；The positive pole of the pulse power 4 is connected with workpiece 2, and this workpiece 2 is arranged on electrochemical grinding by fixture and adds
In work nest 3 on work lathe 1；The one of electrolyte playpipe 6 is proper to place to workpiece 2, the other end of this electrolyte playpipe 6
It is sequentially connected control valve 13, be connected with the outfan of pump 11 after effusion meter 12；The input of pump 11 is with electrolyte collecting tank 9 even
Logical；Electrolyte collecting tank 9 is connected with electrolyte filtering groove 7 by filter 8；Electrolyte filtering groove 7 is connected with work nest 3；Temperature
Control instrument 10 is connected with electrolyte collecting tank 9；Structure is simple, easy for installation, can be used for research difference in conjunction with the method for the present invention and adds
Under the parameters such as work voltage, flow velocity, process time and temperature, electrochemical grinding processing produces the feature of granule, can be also used for research electricity
Particle surface in solution grinding process and the mutual relation between finished surface feature.
The operating process of this device is：1st, the workpiece cleared up 2 is arranged in work nest 3 by fixture；2nd, pulse electricity
The workpiece 2 of the positive pole in source 4 is connected, and the negative pole of the pulse power 4 is connected with the conductive abrasive wheel on electrochemical grinding machining tool 1；3rd, right
After knife, ensure the processing gap between conductive abrasive wheel and workpiece 2 by adjusting conductive abrasive wheel；4th, set machined parameters and record
Each machined parameters value this moment：The parameters such as magnitude of voltage, current value, pulse frequency can be arranged by the pulse power 4；By adjusting control
Instrument 5 can arrange process time, simultaneously the change of also observable voltage or current value；Can be arranged different by adjustment control valve 13
Electrolyte injection flow；The temperature of electrolyte can be set by adjusting temperature controller 10；5th, electrochemical grinding machining tool 1, arteries and veins are opened
The switch rushing power supply 4, pump 11 and electrolyte playpipe 6 is processed testing；6th, make with the aforedescribed process after machining experiment terminates
The electrochemical grinding course of processing is monitored.
Below schematically the present invention and embodiments thereof are described, this description does not have restricted, actual side
Method is not limited thereto.So, if those of ordinary skill in the art is enlightened by it, without departing from the invention objective
In the case of, without the creative protection designed the method similar to this technical scheme and embodiment, the present invention all should be belonged to
Scope.
Claims (1)
1. a kind of electrochemical grinding course of processing on-line monitoring method, its step is：
(1) collect a certain amount of electrolyte with granule and be diluted；
(2) granule in the electrolyte being diluted in step (1) is analyzed：
1) using CSI grain analyser, the electrolyte containing granule is analyzed, amounts of particles and distribution of sizes situation can be drawn；
2) first make ferrum spectral slice using ferrous specturm technique, reuse the ferroscope with image capturing system and ferrum spectral slice is carried out
Analysis and research, can draw grain color, composition, form, size and type feature；
3) first using filter membrane spectral slice fabrication techniques filter membrane spectral slice, then with laser scanning confocal microscopy, filter membrane spectral slice is analyzed grinding
Study carefully, grain texture feature, fractal dimension and surface roughness characteristics can be drawn；
(3) utilize Feature Fusion that the feature with regard to granule of analysis gained in step (2) is reasonably selected, obtain
To identify that grain type is mechanical removal granule and electrochemistry removes particle-removing to rational characteristic index；
(4) theory based on fuzzy C-mean algorithm and Support Vector data description, sets up electrochemical grinding course of processing assessment models, according to
According to the mapping relations of grain type and the electrochemical grinding course of processing, the electrochemical grinding course of processing is monitored.
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| CN104722863B true CN104722863B (en) | 2017-03-01 |
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| TWI649551B (en) * | 2018-07-18 | 2019-02-01 | 國立勤益科技大學 | Method for estimating tool wear by applying chip color |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1996006A (en) * | 2006-12-08 | 2007-07-11 | 中国石油化工股份有限公司 | Analysis method for sticky matter in cutting fluid |
| CN101393108A (en) * | 2008-10-10 | 2009-03-25 | 南京航空航天大学 | Oil liquid abrasive grain on-line monitoring method and system |
| CN102621045A (en) * | 2012-04-06 | 2012-08-01 | 浙江工业大学 | Probability distribution test device for collision by abrasive particles in solid and liquid two-phase flow on wall surface at different positions |
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| JPS58137527A (en) * | 1982-02-12 | 1983-08-16 | Shindengen Electric Mfg Co Ltd | Surface finishing method by electrolytic compound processing |
| JPH11114820A (en) * | 1997-10-20 | 1999-04-27 | Ricoh Co Ltd | Electrolytic in-process dressing grinding method and device therefor |
| JP2006062072A (en) * | 2004-07-28 | 2006-03-09 | Misuzu Kogyo:Kk | Automatic polishing device for three-dimensional free curved surface with electrolytic abrasive grains |
| EP2152826B1 (en) * | 2007-05-24 | 2013-07-17 | Basf Se | Chemical-mechanical polishing composition comprising porous metal-organic framework materials |
| CN101979203B (en) * | 2010-09-16 | 2012-11-21 | 苏州电加工机床研究所有限公司 | Method for controlling quality of micro hole machined by electric spark on line |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1996006A (en) * | 2006-12-08 | 2007-07-11 | 中国石油化工股份有限公司 | Analysis method for sticky matter in cutting fluid |
| CN101393108A (en) * | 2008-10-10 | 2009-03-25 | 南京航空航天大学 | Oil liquid abrasive grain on-line monitoring method and system |
| CN102621045A (en) * | 2012-04-06 | 2012-08-01 | 浙江工业大学 | Probability distribution test device for collision by abrasive particles in solid and liquid two-phase flow on wall surface at different positions |
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