CN102699763B - Measuring method using cutter wear intelligent-measurement instrument - Google Patents
Measuring method using cutter wear intelligent-measurement instrument Download PDFInfo
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- CN102699763B CN102699763B CN201210194166.2A CN201210194166A CN102699763B CN 102699763 B CN102699763 B CN 102699763B CN 201210194166 A CN201210194166 A CN 201210194166A CN 102699763 B CN102699763 B CN 102699763B
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Abstract
The invention relates to a measuring method using a cutter wear intelligent-measurement instrument. Through multiple traditional cutter wear monitoring methods exist, no instrument can realize the direct image measurement of cutter wear, carry out intelligent analysis and provide the predicted value of the service life of a cutter. The product comprises the cutter wear intelligent-measurement instrument. The cutter wear intelligent-measurement instrument comprises a hardware part and a software part, wherein the hardware part comprises three parts, i.e. an automatic centering device (1), an image detection head (2) and a panel computer (3), wherein special image acquisition processing software, special wear extent measurement and analysis and life calculation software and a windows system are arranged in the panel computer (3); the automatic centering device (1) connects the image detection head (2) to a ball-head milling cutter (4) positioned on a machine tool; the image detection head (2) is connected with the panel computer (3), and the image detection head (2) comprises a camera lens (5), a CCD (Charge Coupled Device) camera (6) and a light source (7). The product is used for measuring the wear extent and the life of the cutter.
Description
Technical field:
The present invention relates to a kind of intelligent measuring apparatus are and in particular to the side of a kind of tool wear intelligent measuring apparatus and its measurement
Method.
Background technology:
In metal cutting process, the abrasion of cutter and breakage are the weights of impact part to be processed precision and surface quality
Want factor, serious tool wear also can cause cutting-vibration, affect machining accuracy, damaged workpiece is although Tool Wear Monitoring
Method is a lot, but does not also have a kind of instrument to enable the direct radiographic measurement of Cutter wear, and carries out intellectual analysis, is given
Cutting-tool's used life predictive value.
Content of the invention:
It is an object of the invention to provide a kind of measure tool abrasion using image processing method, and carry out intellectual analysis,
Provide cutter life, provide the tool wear intelligent measuring apparatus supported and measuring method for actual production process technology.
Above-mentioned purpose is realized by following technical scheme:
A kind of tool wear intelligent measuring apparatus, its composition includes: hardware and software section, and hardware includes: self-centering dress
Put, image detection head, panel computer three parts, in described panel computer equipped with special image acquisition and processing software and specially
Abrasion amount measuring analysis and Life Calculation software and windows system, described self-centering apparatus is by described image
Detection head is connected on the rose cutter on lathe, and described image detection head is connected with described panel computer, described figure
As detection head includes camera lens, ccd camera, light source.
Described tool wear intelligent measuring apparatus, described panel computer includes solid state hard disc and output screen, described
Panel computer includes image acquisition and processing analysis, abrasion amount measuring analysis reading, the control of Life Calculation, data storage and output
Software.
A kind of method being measured using described tool wear intelligent measuring apparatus, using described self-centering apparatus
Self-centering interface image detection head and tested rose cutter carried out automatic centering be connected；After the completion of docking, using figure
As detection head carries out image taking to rose cutter, image variants picture signal being transferred in panel computer are soft
Part；By the image acquisition and processing obtaining analysis, abrasion amount measuring analysis reading, Life Calculation, data storage and output；Wear extent
Measurement analysis is read in software, reads software using comprising tool wear measurement analysis, by processing to picture analyzing, after realization
Knife face abrasion vb value two-dimensional measurement analysis and the program of output；Described Life Calculation part comprises data and calculates output software,
Described data calculates output software and passes through tool wear experience curve, and the normal wearing stage after initial wear is approximately seen
In alignment, choose two time point t1、t2To cutter wear of the tool flank value vb1、vb2Measure, bring straight line formula into
Vb=at+b, the value obtaining coefficient a, b can draw the wear curve of normal wearing stage, by the blunt standard of given cutter
vbMarkValue, to calculate cutting-tool's used life tLongevity, recycle formula tResidual life=tLongevity- t2, realize tool wear measurement, cutter uses
Life Calculation, i.e. tResidual lifeComputing function；In the screen portions of data storage and output, connect output interface output tLongevity、tResidual life,
Obtain t1、t2When tool wear picture, wear extent and tool wear curve.
Beneficial effect:
The on-machine measurement of cutter life can be realized, connected using self-centering interface, without building measurement work
Platform, shortens time of measuring, and sensitivity is high, affected by environment little, without handling cutter, improves working (machining) efficiency.
The method of image procossing is that one kind is based on principle of computer vision and image processing techniquess, can substitute manually to cutter
Configuration of surface is detected, facilitates implementation the intellectuality of tool wear measurement.Tool abrasion is detected using photoelectric technology
Method, high resolution, untouchable and very fast.More perfect tool wear measurement system can be set up using this technology
System.In addition, tool surface is the direct reflection of tool breakage and abrasion state, advantageously other measuring methods can not for it
Analogy.
Method cutter life estimated using tool wear curve, simple.
Instrumentation set self-centering interface of the present invention, image detection head, panel computer, are first utilization image processing methods
Intelligent measure tool wear simultaneously carries out intellectual analysis, provides the instrument and equipment of cutter life, can intelligence show that cutter uses the longevity
Life predictive value.
Instrument of the present invention can automatically extract, preserve tool wear data and picture in file store, these initial datas pair
Later production and processing provides favourable reference, improves precision and the efficiency of production and processing.
Brief description:
Accompanying drawing 1 is the structural representation of this product.
Accompanying drawing 2 is the schematic diagram of wear of the tool flank value vb.In figure: 13. rake faces, knife face after 14., 15. masters cut
Cut sword, 16. front cutting edges, 17. wear of the tool flank, 18. boundary wears, 19. crescent hollow abrasions.
Accompanying drawing 3 is the schematic diagram of tool wear curve.
Specific embodiment:
Embodiment 1:
A kind of tool wear intelligent measuring apparatus, its composition includes: hardware and software section, and hardware includes: self-centering dress
Put 1, image detection 2, panel computer 3 three parts, equipped with special image acquisition and processing software in described panel computer
And special abrasion amount measuring analysis and Life Calculation software and windows system, described self-centering apparatus will be described
Image detection head is connected on the rose cutter 4 on lathe, and described image detection head is connected described with described panel computer
Image detection head include camera lens 5, ccd camera 6, light source 7.
Embodiment 2:
Described tool wear intelligent measuring apparatus, described panel computer includes windows system 8 therein, image is adopted
Collection processes software 9, abrasion amount measuring analysis and Life Calculation software 10, solid state hard disc 11 and output screen 12, described flat board
Computer includes realizing image acquisition and processing analysis, abrasion amount measuring analysis reading, Life Calculation, data storage and output function
Control software.
Embodiment 3:
A kind of method being measured using described tool wear intelligent measuring apparatus, using described self-centering apparatus
Self-centering interface image detection head and tested rose cutter carried out automatic centering be connected；After the completion of docking, using figure
As detection head carries out image taking to rose cutter, image variants picture signal being transferred in panel computer are soft
Part；By the image acquisition and processing obtaining analysis, abrasion amount measuring analysis reading, Life Calculation, data storage and output；Wear extent
Measurement analysis is read in software, reads software using comprising tool wear measurement analysis, by processing to picture analyzing, after realization
Knife face abrasion vb value two-dimensional measurement analysis and the program of output；Described Life Calculation part comprises data and calculates output software,
Described data calculates output software and passes through tool wear experience curve, and the normal wearing stage after initial wear is approximately seen
In alignment, choose two time point t1、t2To cutter wear of the tool flank value vb1、vb2Measure, bring straight line formula into
Vb=at+b, the value obtaining coefficient a, b can draw the wear curve of normal wearing stage, by the blunt standard of given cutter
vbMarkValue, to calculate cutting-tool's used life tLongevity, recycle formula tResidual life=tLongevity- t2, realize tool wear measurement, cutter uses
Life Calculation, i.e. tResidual lifeComputing function；In the screen portions of data storage and output, connect output interface output tLongevity、tResidual life,
Obtain t1、t2When tool wear picture, wear extent and tool wear curve.
Claims (1)
1. a kind of method being measured using tool wear intelligent measuring apparatus, the composition of tool wear intelligent measuring apparatus includes firmly
Part and software section, is characterized in that: hardware includes: self-centering apparatus, image detection head, panel computer three parts, described
Panel computer in equipped with special image acquisition and processing software and special abrasion amount measuring analysis and Life Calculation software and
Windows system, described image detection head is connected on the rose cutter on lathe described self-centering apparatus, institute
The image detection head stated is connected with described panel computer, and described image detection head includes camera lens, ccd camera, light source；
Described panel computer includes solid state hard disc and output screen, described panel computer include image acquisition and processing analysis,
Abrasion amount measuring analysis reading, the control software of Life Calculation, data storage and output；
Image detection head and tested rose cutter are carried out automatically by the self-centering interface using described self-centering apparatus
It is connected in the heart；After the completion of docking, using image detection head, image taking is carried out to rose cutter, picture signal is transferred to flat board
Image variants software in computer；By the image acquisition and processing obtaining analysis, abrasion amount measuring analysis is read, the life-span counts
Calculation, data storage and output；
Abrasion amount measuring analysis is read in software, reads software using comprising tool wear measurement analysis, by picture analyzing
Process, realize the program of wear of the tool flank vb value two-dimensional measurement analysis and output；Described Life Calculation part comprises data meter
Calculate output software, described data calculates output software and passes through tool wear experience curve, by the normal mill after initial wear
The damage stage approximately sees in alignment, two time point t of selection1、t2To cutter wear of the tool flank value vb1、vb2Measure,
Bring straight line formula vb=at+b into, the value obtaining coefficient a, b can draw the wear curve of normal wearing stage, by giving knife
Blunt standard vb of toolMarkValue, to calculate cutting-tool's used life tLongevity, recycle formula tResidual life=tLongevity- t2, realize tool wear
Measurement, cutter life calculates, i.e. tResidual lifeComputing function；In the screen portions of data storage and output, connect output interface
Output tLongevity、tResidual life, obtain t1、t2When tool wear picture, wear extent and tool wear curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210194166.2A CN102699763B (en) | 2012-06-13 | 2012-06-13 | Measuring method using cutter wear intelligent-measurement instrument |
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| CN201210194166.2A CN102699763B (en) | 2012-06-13 | 2012-06-13 | Measuring method using cutter wear intelligent-measurement instrument |
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| CN102699763A CN102699763A (en) | 2012-10-03 |
| CN102699763B true CN102699763B (en) | 2017-01-25 |
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| CN105108578A (en) * | 2015-09-07 | 2015-12-02 | 大连民族大学 | Apparatus and method for online testing numerical control lathe and intelligently compensating cutter abrasion |
| CN105203025B (en) * | 2015-09-09 | 2017-10-31 | 江苏科技大学 | Saw blade wear extent On-line Measuring Method based on machine vision |
| CN105619180B (en) * | 2016-04-05 | 2017-10-17 | 哈尔滨理工大学 | A kind of high-speed milling cutter cutter tooth abrasion otherness detection method under effect of vibration |
| CN106312692A (en) * | 2016-11-02 | 2017-01-11 | 哈尔滨理工大学 | Tool wear detection method based on minimum enclosing rectangle |
| CN106584209A (en) * | 2016-11-10 | 2017-04-26 | 哈尔滨理工大学 | Real-time online monitoring method for tool wear based on cloud manufacturing |
| US11029286B2 (en) | 2016-12-06 | 2021-06-08 | Dalian University Of Technology | Ultrasonic cutter quality inspection method and device |
| CN106584211A (en) * | 2016-12-15 | 2017-04-26 | 上海电气核电设备有限公司 | On-line CCD push-scanning measurement system and measurement method thereof |
| CN107560542A (en) * | 2017-08-28 | 2018-01-09 | 吉林工程技术师范学院 | A kind of Drill Wear Monitoring Using method |
| CN107717632A (en) * | 2017-08-30 | 2018-02-23 | 东莞中创智能制造系统有限公司 | A kind of on-line detecting system |
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| CN108436855A (en) * | 2018-03-13 | 2018-08-24 | 哈尔滨理工大学 | A kind of rose cutter tool wear monitoring fixture |
| CN109108730A (en) * | 2018-06-01 | 2019-01-01 | 深圳精匠云创科技有限公司 | Detection system, detection method and storage equipment |
| CN109396957B (en) * | 2018-11-15 | 2020-07-28 | 哈尔滨理工大学 | Method for constructing cutter wear diagram for cutting parameter optimization and cutter life reliability evaluation |
| TW202019614A (en) * | 2018-11-26 | 2020-06-01 | 財團法人資訊工業策進會 | Cutting tool service life estimation apparatus and method |
| CN110488753B (en) * | 2019-08-29 | 2020-11-24 | 山东大学 | Periscopic detection mechanism, prediction system and method for cyclone milling cutter |
| CN111007800B (en) * | 2019-12-20 | 2020-10-30 | 常州先进制造技术研究所 | Universal method for wear prediction and machining parameter optimization of flat-head micro-milling cutter |
| CN111185803B (en) * | 2020-02-25 | 2021-09-14 | 苏州奥泰智能装备有限公司 | In-place posture adjusting method for worn cutter |
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