CN106270686A - The diamond fly cutter milling method of very low power in a kind of Summoning material matrix - Google Patents
The diamond fly cutter milling method of very low power in a kind of Summoning material matrix Download PDFInfo
- Publication number
- CN106270686A CN106270686A CN201610795104.5A CN201610795104A CN106270686A CN 106270686 A CN106270686 A CN 106270686A CN 201610795104 A CN201610795104 A CN 201610795104A CN 106270686 A CN106270686 A CN 106270686A
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- Prior art keywords
- fly cutter
- diamond fly
- milling
- low power
- diamond
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2270/00—Details of milling machines, milling processes or milling tools not otherwise provided for
- B23C2270/10—Use of ultrasound
Abstract
The invention discloses the diamond fly cutter milling method of very low power in a kind of Summoning material matrix；Described method includes: being connected with the elliptical vibration transducer with bidimensional ultrasound wave by diamond fly cutter knife bar, diamond fly cutter is fixed on knife bar end；Elliptical vibration transducer is fixed on diamond fly cutter milling machine spindle；Plus sine voltage on elliptical vibration transducer, the bidimensional elliptical vibration that diamond fly cutter produces with elliptical vibration transducer carries out ultrasonic elliptically vibrating, simultaneously, diamond fly cutter carries out feeding milling campaign axially and radially also as milling machine spindle in Summoning material matrix, it is achieved ultrasonic elliptically vibrating diamond fly cutter Milling Process.The generation of burr at the drastically diffusive wear of the diamond fly cutter when present invention can suppress the very low power in diamond fly cutter milling Summoning material matrix effectively and suppression very low power limes marginis, improve very low power pattern precision, it is achieved very low power diamond fly cutter precision milling is processed.
Description
Technical field
The present invention relates to very low power processing method in a kind of Summoning material matrix belonging to Machining Technology field, tool
Body relates to the diamond fly cutter milling method of very low power in a kind of Summoning material matrix.
Background technology
For processing difformity, various sizes of very low power on same matrix, grinding processing method is used to be difficult to reach
To requiring.Find by prior art documents, burnt numerous et al. in " building-block machine and automatization's process technology " 2014
Writing articles " micro-V groove CAD/CAM system research processed by fly cutter " on the 6th phase of year, the method is the Ultra-precision Turning for very low power,
Developing from trench design, data are changed, part modeling, and the Integrated System Platform that machining simulation optimizes with cutting parameter uses
Diamond fly cutter can process difformity on same matrix, various sizes of very low power, is the fortune utilizing diamond point of a knife
Dynamic track forms the shape of processed very low power.Diamond fly cutter milling is used to add for nonferrous materials and nonmetallic materials
The method of work is easier to realize.But for processing very low power in Summoning material matrix, use diamond fly cutter milling
The method cutting processing, due to the drastically diffusive wear between diamond fly cutter and Summoning material, makes employing diamond fly cutter pair
In Summoning material matrix, carry out the processing of very low power precision milling be difficulty with, there is also diamond fly cutter Milling Process simultaneously
After at very low power limes marginis produce burr, during follow-up deburring, make very low power pattern precision reduce problem.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that micro-ditch in a kind of Summoning material matrix
The diamond fly cutter milling method of groove, micro-in i.e. based on ultrasonic elliptically vibrating diamond fly cutter Summoning material matrix
The milling method of groove；Realize in Summoning material matrix, carry out very low power Precision Machining, meet actual demand.
It is an object of the invention to be achieved through the following technical solutions:
The present invention relates to the diamond fly cutter milling method of very low power in a kind of Summoning material matrix, described method
Comprise the steps:
S1, diamond fly cutter knife bar are connected with the elliptical vibration transducer with bidimensional ultrasound wave, and diamond fly cutter is fixed
In described knife bar end；Described elliptical vibration transducer is fixed on diamond fly cutter milling machine spindle；Described Summoning material base
Body clamping workpiece is on milling machine processing work platform；
S2, on described elliptical vibration transducer plus sine voltage, diamond fly cutter produces with elliptical vibration transducer
Raw bidimensional elliptical vibration carries out ultrasonic elliptically vibrating, meanwhile, diamond fly cutter also as milling machine spindle at Summoning material
Feeding milling campaign axially and radially is carried out, it is achieved the ultrasonic elliptically vibrating of very low power in Summoning material matrix on matrix
Diamond fly cutter Milling Process.
Preferably, described diamond fly cutter knife bar is cylinder stairstepping.
Preferably, a length of 3/4ths wavelength of described diamond fly cutter knife bar；Described wavelength refers to ultrasound wave and exists
The wavelength propagated in knife bar.
Preferably, described sine voltage is 80～120 volts.More preferably 80 volts.
Preferably, there is ultrasonic activation in described elliptical vibration transducer in orthogonal both direction, defeated at it
Go out end synthesis ultrasonic elliptically vibrating, the most described bidimensional elliptical vibration.
Preferably, described bidimensional elliptical vibration reaches major axis: 8～12 μm, short axle: 4～6 μm, angle: 45～90 °, resonance
Frequency: the elliptical vibration track of 19.5～22.5kHz.More preferably up to major axis: 10 μm, short axle: 5 μm, angle: 45 °, resonance frequency
The elliptical vibration track of rate: 20.9kHz.
Preferably, by reconciling the phase contrast of bidimensional elliptical vibration, on diamond fly cutter, available different azimuth is ellipse
Circular vibration track.
Preferably, the periodicity that described ultrasonic elliptically vibrating diamond fly cutter Milling Process is low frequency and high frequency combines
Interrupted Milling Process.
It is furthermore preferred that characterize the high frequency positive negative pulse stuffing function of ultrasonic elliptically vibrating diamond fly cutter Milling Processes such as
Following formula:
Wherein, tbMilling start time within a vibration period
tiWhen direction between diamond fly cutter rake face and chip occurs reversion to start in each cycle
Carve
teWithin a vibration period, milling ends the moment
The T elliptical vibration cycle
N is natural number.
It is special that this high frequency positive negative pulse stuffing function journey characterizes the separation in ultrasonic elliptically vibrating diamond fly cutter Milling Process
Property and frictional direction reverse speed characterisstic, to suppression diamond fly cutter milling Summoning material matrix on very low power time diamond fly
At the drastically diffusive wear of cutter and suppression very low power limes marginis, burr has important impact.
It is furthermore preferred that after each high frequency machining cycle just starts, elliptical vibration diamond fly cutter is at Vertical Square
Vibration velocity upwards is less than the chip rate of outflow, the direction between diamond fly cutter rake face and chip and chip flow
Outgoing direction is contrary；Afterwards, elliptical vibration diamond fly cutter vibration velocity in vertical direction is gradually increased, when this vibration velocity
During more than the chip rate of outflow, the direction between diamond fly cutter rake face and chip inverts, and becomes and chip
Outflow direction is identical.
Preferably, diamond fly cutter ultrasonic elliptically vibrating maximal rate in the horizontal direction entering more than horizontal direction
During to Milling Speed, diamond fly cutter rake face separates with between chip and workpiece.
The present invention is when diamond fly cutter elliptical vibration maximal rate in the horizontal direction is more than the feeding milling of horizontal direction
When cutting speed, diamond fly cutter rake face separates with between chip and workpiece, generally processing conditions is set and meet this
One condition.Therefore, the periodicity that ultrasonic elliptically vibrating diamond fly cutter Milling Process is a kind of low frequency and high frequency combines is broken
Continuous method for milling.After each high frequency machining cycle just starts, elliptical vibration diamond fly cutter is in vertical direction
Vibration velocity less than the chip rate of outflow, the direction between diamond fly cutter rake face and chip and chip outflow side
To on the contrary, chip is hindered to flow out；After this, elliptical vibration diamond fly cutter vibration velocity in vertical direction is gradually increased,
When the vibration velocity of the direction is more than the chip rate of outflow, the direction between diamond fly cutter rake face and chip is sent out
Raw reversion, different from common Milling Process, at this moment the direction of frictional force is identical with chip flow outgoing direction, promotes that chip is flowed out, makes
Average Milling Force dorsad is dramatically reduced.Occur between ultrasonic elliptically vibrating diamond fly cutter rake face and chip and workpiece
Direction generation reverse speed characterisstic between stalling characteristic and diamond fly cutter rake face and chip, can suppress Buddha's warrior attendant effectively
The drastically diffusive wear of diamond fly cutter during very low power in stone fly cutter milling Summoning material matrix and suppression very low power ditch
The generation of burr at limit, improves very low power pattern precision and surface quality, can realize the very low power gold in Summoning material matrix
Hard rock fly cutter precision milling is processed.
Compared with prior art, there is advantages that
1, the Milling Processes that ultrasonic elliptically vibrating is attached on diamond fly cutter and normal diamond fly cutter milling
Process is different, and the milling that ultrasonic elliptically vibrating is attached on diamond fly cutter has diamond fly cutter rake face and chip, gold
The stalling characteristic of knife face and workpiece after hard rock fly cutter, that can effectively suppress in diamond fly cutter milling Summoning material matrix is micro-
Drastically diffusive wear during groove.
2, the Milling Processes being attached to by ultrasonic elliptically vibrating on diamond fly cutter also has another important spy
Property, i.e. direction between diamond fly cutter rake face and chip has reverse speed characterisstic, and this causes diamond fly cutter radially
There is negative value within a cutting cycle in Milling Force, makes average radial Milling Force be dramatically reduced, and can effectively suppress micro-ditch
The generation of burr at groove limit, to improving, diamond fly cutter milling very low power pattern precision is extremely important.
Above-mentioned 2 show to be attached to ultrasonic elliptically vibrating on diamond fly cutter can effectively suppress diamond fly cutter milling
Burr at the drastically diffusive wear of diamond fly cutter when cutting the very low power in Summoning material matrix and suppression very low power limes marginis
Generation, improve very low power pattern precision, it is achieved very low power diamond fly cutter precision milling process.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in detail.Following example will assist in those skilled in the art
It is further appreciated by the present invention, but limits the present invention the most in any form.It should be pointed out that, to those of ordinary skill in the art
For, without departing from the inventive concept of the premise, it is also possible to make certain adjustments and improvements.These broadly fall into the guarantor of the present invention
Protect scope.
Embodiment
In the Summoning material matrix of the present invention, the diamond fly cutter milling method of very low power specifically comprises the following steps that
(1) diamond fly cutter knife bar is connected with having bidimensional ultrasonic elliptically vibrating transducer by screw thread；(2) to have bidimensional ultrasonic
Simultaneously plus sine voltage 80 volts on ripple elliptical vibration transducer, this bidimensional ultrasonic elliptically vibrating transducer is being mutually perpendicular to
Both direction on occur ultrasonic activation, its outfan synthesize ultrasonic elliptically vibrating；(3) diamond fly cutter knife bar design
Become cylinder stairstepping, make the bidimensional elliptical vibration that ultrasonic elliptically vibrating transducer produces, increase further, reach major axis: 10 μ
M, short axle: 5 μm, angle: 45 °, the ultrasonic elliptical vibratory of resonant frequency: about 20.9kHz；(4) diamond fly cutter is fixed on cutter
Boom end, ultrasonic elliptical vibratory reaches maximum at diamond fly cutter, by reconciling the phase contrast of bidimensional ultrasonic elliptically vibrating,
The ultrasonic elliptical vibratory track of available different azimuth on diamond fly cutter；(5) bidimensional ultrasonic elliptically vibrating transducer is solid
Being scheduled on diamond fly cutter milling machine spindle, oval ultrasonic activation not only made by such diamond fly cutter, but also carries out with main shaft
Rotary motion, meanwhile, also carries out axially and radially feeding milling campaign with main spindle box, it is achieved very low power ultrasonic elliptically vibrating gold
Hard rock fly cutter Milling Process.
The present embodiment combines the content of said method provides following ultrasonic elliptically vibrating to be attached on diamond fly cutter
Very low power Milling Process simulation result in Summoning material matrix.
Workpiece material: high temperature alloy.Cutter material: diamond.Vibration condition: track: oval (major axis: 10 μm, short axle: 5
μm, angle: 45 °), resonant frequency: 20.9kHz.
1) giving bidimensional ultrasonic transducer plus sine voltage, diamond fly cutter is fixed on fly cutter knife bar end, diamond
Fly cutter blade reaches maximum elliptical vibration track herein.Setting milling machine spindle rotating speed as 40rev./min, milling depth is
0.01mm, milling feed amount is 0.02mm/rev, normal diamond fly cutter, and milling 60m, cutter the most drastically weares and teares and lost efficacy.And
Ultrasonic elliptically vibrating is attached on diamond fly cutter, and after milling 500m, cutter wear of the tool flank value is less than 10 μm, can carry out micro-
Groove precision milling is processed, and limit impulse-free robustness at ditch groove.
2) giving bidimensional ultrasonic transducer plus sine voltage equally, diamond fly cutter is fixed on fly cutter knife bar end, gold
Hard rock fly cutter blade reaches maximum elliptical vibration track herein.Setting milling machine spindle rotating speed as 50rev./min, milling is deep
Degree is 0.01mm, and milling feed amount is 0.015mm/rev, normal diamond fly cutter milling 60m, and cutter the most drastically weares and teares and loses
Effect.And ultrasonic elliptically vibrating is attached on diamond fly cutter, after milling 500m, cutter wear of the tool flank value is less than 10 μm, energy
Carry out very low power precision milling processing, and impulse-free robustness at groove limes marginis.
3) giving bidimensional ultrasonic transducer plus sine voltage, diamond fly cutter is fixed on fly cutter knife bar end, diamond
Fly cutter blade reaches maximum elliptical vibration track herein.Setting milling machine spindle rotating speed as 60rev./min, milling depth is
0.01mm, milling feed amount is 0.01mm/rev, and normal diamond fly cutter milling 60m, cutter the most drastically weares and teares and lost efficacy.And surpass
Sound wave elliptical vibration is attached on diamond fly cutter, and after milling 500m, cutter wear of the tool flank value is less than 10 μm, can carry out micro-ditch
Groove precision milling is processed, and impulse-free robustness at groove limes marginis.
Result above shows: the present invention based on ultrasonic elliptically vibrating diamond fly cutter in Summoning material matrix micro-
The milling method of groove, can suppress normal diamond fly cutter anxious during milling very low power in Summoning material matrix effectively
Acute abrasion.And impulse-free robustness at very low power limes marginis, can realize the processing of very low power diamond fly cutter precision milling.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformation or amendment within the scope of the claims, this not shadow
Ring the flesh and blood of the present invention.
Claims (10)
1. the diamond fly cutter milling method of very low power in a Summoning material matrix, it is characterised in that described method
Comprise the steps:
S1, diamond fly cutter knife bar are connected with the elliptical vibration transducer with bidimensional ultrasound wave, and diamond fly cutter is fixed on institute
State knife bar end；Described elliptical vibration transducer is fixed on diamond fly cutter milling machine spindle；Described Summoning material matrix work
Part clamping is on milling machine processing work platform；
S2, on described elliptical vibration transducer plus sine voltage, diamond fly cutter produces with elliptical vibration transducer
Bidimensional elliptical vibration carries out ultrasonic elliptically vibrating, meanwhile, diamond fly cutter also as milling machine spindle in Summoning material matrix
On carry out feeding milling campaign axially and radially, it is achieved the ultrasonic elliptically vibrating Buddha's warrior attendant of very low power in Summoning material matrix
Stone fly cutter Milling Process.
2. the diamond fly cutter milling method of very low power, its feature in Summoning material matrix as claimed in claim 1
It is, a length of 3/4ths wavelength of described diamond fly cutter knife bar；Described wavelength refers to ultrasound wave and propagates in knife bar
Wavelength.
3. the diamond fly cutter milling method of very low power, its feature in Summoning material matrix as claimed in claim 1
Being, described sine voltage is 80～120 volts.
4. the diamond fly cutter milling method of very low power, its feature in Summoning material matrix as claimed in claim 1
Being, there is ultrasonic activation in described elliptical vibration transducer in orthogonal both direction, super in the synthesis of its outfan
Sound wave elliptical vibration, the most described bidimensional elliptical vibration.
5. the diamond fly cutter milling method of very low power in the Summoning material matrix as described in claim 1 or 4, it is special
Levying and be, described bidimensional elliptical vibration reaches major axis: 8～12 μm, short axle: 4～6 μm, angle: 45～90 °, resonant frequency:
The elliptical vibration track of 19.5～22.5kHz.
6. the diamond fly cutter milling method of very low power, its feature in Summoning material matrix as claimed in claim 1
It is, by reconciling the phase contrast of bidimensional elliptical vibration, the elliptical vibration track of available different azimuth on diamond fly cutter.
7. the diamond fly cutter milling method of very low power, its feature in Summoning material matrix as claimed in claim 1
It is, the milling that described ultrasonic elliptically vibrating diamond fly cutter Milling Process is low frequency and high frequency combines periodicity is interrupted
Processing.
8. the diamond fly cutter milling method of very low power, its feature in Summoning material matrix as claimed in claim 7
It is, the high frequency positive negative pulse stuffing function such as following formula of sign ultrasonic elliptically vibrating diamond fly cutter Milling Processes:
Wherein, tbMilling start time within a vibration period
tiThere is reversion start time in the direction between diamond fly cutter rake face and chip in each cycle
teWithin a vibration period, milling ends the moment
The T elliptical vibration cycle
N is natural number.
9. the diamond fly cutter milling method of very low power, its feature in Summoning material matrix as claimed in claim 7
It is, after each high frequency machining cycle just starts, elliptical vibration diamond fly cutter vibration speed in vertical direction
Degree is less than the chip rate of outflow, and the direction between diamond fly cutter rake face and chip is contrary with chip flow outgoing direction；
Afterwards, elliptical vibration diamond fly cutter vibration velocity in vertical direction is gradually increased, when this vibration velocity is more than chip flow
When going out speed, the direction between diamond fly cutter rake face and chip inverts, and becomes and chip flow outgoing direction phase
With.
10. the diamond fly cutter milling method of very low power, its feature in Summoning material matrix as claimed in claim 1
Being, diamond fly cutter ultrasonic elliptically vibrating maximal rate in the horizontal direction is more than the feeding Milling Speed of horizontal direction
Time, diamond fly cutter rake face separates with between chip and workpiece.
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| CN201610795104.5A CN106270686A (en) | 2016-08-31 | 2016-08-31 | The diamond fly cutter milling method of very low power in a kind of Summoning material matrix |
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Cited By (3)
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| CN108372322A (en) * | 2018-02-26 | 2018-08-07 | 长春理工大学 | Pyramid micro-structure fly cutter milling and cutting-up combined machine and processing method |
| CN109849079A (en) * | 2019-04-11 | 2019-06-07 | 北京理工大学 | A kind of ultra-precision processing apparatus of processing micro structure array |
| CN109940341A (en) * | 2019-04-11 | 2019-06-28 | 北京理工大学 | A kind of method of low-frequency vibration auxiliary fly cutting structure colored pattern |
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| CN108372322A (en) * | 2018-02-26 | 2018-08-07 | 长春理工大学 | Pyramid micro-structure fly cutter milling and cutting-up combined machine and processing method |
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| CN109849079A (en) * | 2019-04-11 | 2019-06-07 | 北京理工大学 | A kind of ultra-precision processing apparatus of processing micro structure array |
| CN109940341A (en) * | 2019-04-11 | 2019-06-28 | 北京理工大学 | A kind of method of low-frequency vibration auxiliary fly cutting structure colored pattern |
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Application publication date: 20170104 |