CN104439891B - A kind of single-electrical signal encourages ultrasonic elliptical vibratory extruding machining apparatus - Google Patents
A kind of single-electrical signal encourages ultrasonic elliptical vibratory extruding machining apparatus Download PDFInfo
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- CN104439891B CN104439891B CN201410740290.3A CN201410740290A CN104439891B CN 104439891 B CN104439891 B CN 104439891B CN 201410740290 A CN201410740290 A CN 201410740290A CN 104439891 B CN104439891 B CN 104439891B
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- 238000003754 machining Methods 0.000 title claims abstract description 22
- 238000001125 extrusion Methods 0.000 claims abstract description 35
- 239000000919 ceramic Substances 0.000 claims abstract description 18
- 238000007373 indentation Methods 0.000 claims abstract description 11
- 230000005284 excitation Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 14
- 230000007704 transition Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000002463 transducing effect Effects 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
- B23P9/04—Treating or finishing by hammering or applying repeated pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
A kind of single-electrical signal encourages ultrasonic elliptical vibratory extruding machining apparatus, including supporting plate, overcoat, linear bearing, precompressed power apparatus, housing unit, the single-excitation ultrasonic oval vibration energy converter being placed in housing unit, elliptical vibration modal transducer and the extrusion head for being arranged on elliptical vibration modal transducer front end.Supporting plate is set on the coat, and housing unit includes front apron, inner sleeve and rear baffle；Linear bearing is supported between housing unit and overcoat, and precompressed power apparatus is arranged on the rear end of overcoat inner casing body unit；Single-excitation ultrasonic oval vibration energy converter includes bolt and the back shroud, piezoelectric ceramic piece, electrode slice and the front shroud that are sequentially sleeved on bolt, and back shroud and front shroud, which are coupled back shroud, piezoelectric ceramic piece, electrode slice and front shroud by bolt, to be compressed；Elliptical vibration modal transducer is arranged on the front end of front shroud, elliptical vibration modal transducer is generally cylindrical, both sides offer three rectangular indentations being dislocatedly distributed up and down, and the elliptical vibration modal transducer can be converted to the longitudinal ultrasonic vibration that single-excitation ultrasonic oval vibration energy converter is produced the vertical curved composite ultrasonic elliptical vibratory of elliptical vibration modal transducer end and extrusion head.
Description
Technical field
It is applied to engine lathe, plain-milling machine, common boring machine and its corresponding Digit Control Machine Tool, processing the present invention relates to one kind
Part inner and outer surfaces strengthen the ultrasonic vibration pressurizing unit of finishing, more particularly, to only needing to all the way by the equipment such as center
Ultrasonic-frequency power supply provides the single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus of electric power signal.
Background technology
Extrusion process is the process of a conventional surface peening and finishing, and it is mostly used for the inside and outside of rotary part
Surface Machining, frequently as last one of machining operation be applied to piece surface reinforcing, stress state and surface quality have compared with
The occasion of high request.Common extrusion process extruding force is big, and friction is serious, and compressive surface quality is low, ultrasonic unidirectionally extruded technique tool
Have simple percussion, can be within each vibration period extrusion head by one-shot, this action process can reduce
Friction, but impact wear can be reduced seriously the extrusion head life-span.
In order to overcome the shortcomings of common technological process of extruding and unidirectional ultrasonic vibration technological process of extruding, Publication No.
CN101942547B patent of invention document discloses a kind of ultrasonic elliptical vibratory pressurizing unit and carries out piece surface light with it
Whole vibration-extrusion processing method, the device uses a ultrasonic transformer, four structure identical driving sources and a compression tool,
Compression tool is arranged on the deferent segment of ultrasonic transformer, and four driving sources are separately mounted to four grooves of the activation fragment of ultrasonic transformer
It is interior.It is divided into the excitation that two groups of applications have certain phase difference to four driving sources by the ultrasonic electric signal of two-way, realizes luffing
The tangent bend ultrasonic elliptical vibratory of bar activation fragment, and then the ultrasonic elliptical vibratory of extrusion head is realized, the apparatus and method can have
Effect effectively reduction extruding force, improves workpiece surface roughness, extends the service life of extrusion head.But the device needs to use two
Group piezoelectric ceramic piece produces two mode of oscillations with certain phase difference to excite, it is necessary to be equipped with for every group of piezoelectric ceramic piece
Ultrasound-driven power supply signal, and need to control the phase difference between each road ultrasound-driven power supply signal, ultrasonic vibration system all the way
Complicated with Control system architecture, manufacture difficulty is big, control difficulty is high, production cost is high, be difficult to realize miniaturization, service behaviour not
Enough stable, these problems constrain the application of ultrasonic elliptical vibratory transducer in the industrial production and popularization.
The content of the invention
Ultrasonic elliptical vibratory extruding machining apparatus is encouraged the invention provides a kind of new single-electrical signal, in order to
Not enough, raising extrusion process efficiency, reduction ultrasonic elliptical vibratory present in existing ultrasonic elliptical vibratory pressurizing unit is overcome to squeeze
The complexity of pressure device and the production cost for reducing ultrasonic elliptical vibratory pressurizing unit.
A kind of single-electrical signal encourages ultrasonic elliptical vibratory extruding machining apparatus, including supporting plate, overcoat, linear bearing, pre-
Pressure apparatus, housing unit, the single-excitation ultrasonic oval vibration energy converter being placed in housing unit, elliptical vibration modal transducer and it is arranged on ellipse
The extrusion head of circular vibration modal transducer front end；Described housing unit includes front apron, inner sleeve and rear baffle, described branch
Fagging is set on the coat, for coupling with lathe cutter saddle by welding or screw attachment；Described linear bearing is slip
Linear bearing or rolling linear bearing, described linear bearing are supported between housing unit and overcoat；Described precompression dress
Install in the rear end of overcoat inner housing unit, for providing the precompression between extrusion head and workpiece.
Described single-excitation ultrasonic oval vibration energy converter outline is cylinder, and it includes bolt and the bonnet being sequentially sleeved on bolt
Be provided with the ring flange coupled with housing unit on plate, piezoelectric ceramic piece, electrode slice and front shroud, front shroud, back shroud and
Front shroud, which is coupled back shroud, piezoelectric ceramic piece, electrode slice and front shroud by bolt, to be compressed, and constitutes single-excitation ultrasonic oval vibration energy converter
Energy conversion part, the longitudinal ultrasonic that the ultrasonic electric signal that can export ultrasonic-frequency power supply is converted to single-excitation ultrasonic oval vibration energy converter shakes
It is dynamic.
Described elliptical vibration modal transducer is fabricated to a front end for being integrally provided in front shroud with front shroud, or
Elliptical vibration modal transducer is welded to the front end for being arranged on front shroud, or elliptical vibration modal transducer is joined by screw
The front end for being arranged on front shroud is connect, described elliptical vibration modal transducer is generally cylindrical, and both sides offer three up and down
The rectangular indentation being dislocatedly distributed；Transition circle is provided with the connection place of elliptical vibration modal transducer and ultrasonic transducer front shroud
Arc.
Elliptical vibration modal transducer is arranged on the sub-assembly constituted behind single-excitation ultrasonic oval vibration energy converter front end referred to as single-electrical signal
Ultrasonic elliptical vibratory transducer is encouraged, the purpose that both sides open up rectangular indentation above and below elliptical vibration modal transducer is to change
Become the mode of oscillation that single-electrical signal encourages ultrasonic elliptical vibratory transducer, make its longitudinal vibration mode frequency and flexural vibration mode
Frequency is close or equal.
Extrusion head is arranged on the front end of elliptical vibration modal transducer by welding or joint bolt connection；Work as ultrasonic vibration
Energy is delivered to behind elliptical vibration modal transducer end from single-excitation ultrasonic oval vibration energy converter, is converted to the longitudinal direction with certain phase difference
The vertical curved composite ultrasonic elliptical vibratory that vibration and flexural vibrations are combined, that is, be converted to the vertical curved of elliptical vibration modal transducer end
Composite ultrasonic elliptical vibratory；And drive extrusion head and elliptical vibration modal transducer end to do ultrasonic elliptical vibratory together.
Single-excitation ultrasonic oval vibration energy converter is placed in housing unit, and the ring flange of single-excitation ultrasonic oval vibration energy converter is arranged at the fovea superior of inner sleeve
In seam, front apron is arranged on the opposite side of ring flange, and fixation is played to whole single-excitation ultrasonic oval vibration energy converter, and rear baffle is arranged on
The downside of inner sleeve, prevents the debris such as dust, iron filings from entering in housing unit, influences single-excitation ultrasonic oval vibration energy converter service behaviour；
The ultrasonic elliptical vibratory extrusion system introduced compared to existing literature, single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus
With power capacity is big, energy conversion efficiency is high, simple in construction, easy to manufacture, cost is low, the rigidity of structure is big, control drivetrain
The advantages of system is simply and vibration-extrusion performance is stable.The other invention becomes the single-point impact of common unidirectional ultrasonic extrusion process
Extrude as the extrusion process of ultrasonic elliptical vibratory track, within the unit interval, extrusion head is greatly improved in ultrasonic elliptical vibratory
Motion path, and the area of single extrusion processing is significantly broadened, therefore extrusion process efficiency and extruding can be increased substantially
Workpiece surface quality.
Further, described single-excitation ultrasonic oval vibration energy converter only has one group of extensional vibration piezoelectric ceramic piece.
Further, described single-excitation ultrasonic oval vibration energy converter only needs to ultrasonic electric signal excitation all the way.
Further, the operating frequency range of described single-excitation ultrasonic oval vibration energy converter is 18kHz-40kHz.
The extensional vibration of single-excitation ultrasonic oval vibration energy converter is converted to ellipse present invention employs mechanical oscillation mode conversion mechanism
The vertical curved composite ultrasonic elliptical vibratory of mode of oscillation transducer end and vibration head, simplifies the ultrasonic ellipse of single-electrical signal excitation and shakes
The overall structure of dynamic extrusion system, greatly reduces the complexity of vibrational system, reduces manufacture, assembly difficulty and be produced into
This；The other invention only needs to control circuit and ultrasonic-frequency power supply to enter row energization all the way, control difficulty is low, it is to avoid two-phase or multiphase
Ultrasonic vibration is compounded to form the complicated ultrasonic-frequency power supply development cost of elliptical vibration transducer, simplifies control circuit and ultrasonic-frequency power supply
Structure, reduces control circuit and ultrasonic-frequency power supply cost, it is easy to accomplish control circuit and ultrasonic-frequency power supply it is integrated, improve and be
System functional reliability, stable work in work has a extensive future.
Brief description of the drawings
Fig. 1 is the front view of schematic structural view of the invention.
Fig. 2 is the top view of schematic structural view of the invention.
Fig. 3 is the front view of single-electrical signal excitation ultrasonic elliptical vibratory transducer in the present invention.
Fig. 4 is the top view of single-electrical signal excitation ultrasonic elliptical vibratory transducer in the present invention.
Fig. 5 is the application example schematic diagram of the present invention.
Label declaration in figure：1. bolt, 2. back shrouds, 3. piezoelectric ceramic pieces, 4. electrode slices, 5. front shrouds, 6. ring flanges,
7. elliptical vibration modal transducer, 8. extrusion heads, 9. front aprons, 10. inner sleeves, 11. rear baffles, 12. linear bearings, outside 13.
Set, 14. precompressed power apparatus, 15. supporting plates, 16. ultrasonic-frequency power supplies, 17. workpiece, 18. rectangular indentations.
Embodiment
With reference to shown in Fig. 1,2,3,4, a kind of single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus includes supporting plate
15th, overcoat 13, linear bearing 12, precompressed power apparatus 14, housing unit, the single-excitation ultrasonic oval vibration energy converter being placed in housing unit, ellipse
Circular vibration modal transducer 7 and the extrusion head 8 for being arranged on the front end of elliptical vibration modal transducer 7；Housing unit includes front apron
9th, inner sleeve 10 and rear baffle 11, the one end of supporting plate 15 be welded on overcoat 13 it is cylindrical on, the other end be fixed on lathe cutter saddle with
Lathe couples；Single-excitation ultrasonic oval vibration energy converter outline is cylinder, its back shroud for including bolt 1 and being sequentially sleeved on bolt 1
2nd, the ring flange 6 coupled with housing unit, bonnet are provided with piezoelectric ceramic piece 3, electrode slice 4 and front shroud 5, front shroud 5
Back shroud 2, piezoelectric ceramic piece 3, electrode slice 4 and front shroud 5 are coupled compression by plate 2 and front shroud 5 by bolt 1, are constituted super
The energy conversion part of acoustic vibration transducer, single-excitation ultrasonic oval vibration energy converter is converted to by the ultrasonic electric signal that ultrasonic-frequency power supply 16 is exported
Longitudinal ultrasonic vibration.Single-excitation ultrasonic oval vibration energy converter only has one group of extensional vibration piezoelectric ceramic piece 3, piezoelectric ceramic transducer section diameter
30mm, piezoelectric ceramic piece 3 is PZT-8, and size is：Ф30×Ф15×5, the piece number of piezoelectric ceramic piece 3 is 2.
Rolling linear bearing 12 is supported between housing unit and overcoat 13；Pre-pressure of the spring device 14 is arranged on overcoat 13
The rear end of inner casing body unit, the precompression between extrusion head 8 and workpiece 17 is 250N.
Elliptical vibration modal transducer 7 and front shroud 5 are fabricated to the front end that an one-piece parts are arranged on front shroud 5,
The connection place of elliptical vibration modal transducer 7 and ultrasonic transducer front shroud 5 is provided with transition arc., transition arc radius is
5mm, elliptical vibration modal transducer 7 is generally cylindrical, and both sides offer three rectangular indentations being dislocatedly distributed 18, three up and down
The individual width of rectangular indentation 18 is 6mm, and depth is 3mm, and the distance of the centre-to-centre spacing front end face of three rectangular indentations 18 is respectively 15mm,
25mm, 35mm.The central axis of both sides rectangular indentation 18 is vertical with plane to be processed above and below elliptical vibration modal transducer.Squeeze
Pressure head 8 couples the front end for being arranged on elliptical vibration modal transducer 7 by joint bolt.
Single-excitation ultrasonic oval vibration energy converter is placed in housing unit, and the ring flange 6 of single-excitation ultrasonic oval vibration energy converter is arranged at inner sleeve 10
In fovea superior seam, front apron 9 is linked together by screw and inner sleeve 10, is pressed on the opposite side of ring flange 6, to whole super
Acoustic vibration transducer plays fixation, and rear baffle 11 is by screw attachment on the right side of inner sleeve 10.
Intrinsic frequency after single-excitation ultrasonic oval vibration energy converter and elliptical vibration modal transducer 7 couple is 19.84KHz, and impedance is
83 ohm, dynamic electric resistor is 19 ohm, and the output voltage range of ultrasonic-frequency power supply 16 is 0-400V, and current range is 0-4A, output frequency
Rate is 19.84 ± 0.01KHz, and ultrasonic-frequency power supply 16 has automatic frequency tracking function in designated frequency range.
During operation, with reference to shown in Fig. 5, the electrode slice 4 of single-excitation ultrasonic oval vibration energy converter is connected with ultrasonic-frequency power supply 16, works as ultrasonic vibration
After the electric signal that the access ultrasonic-frequency power supply 16 of electrode slice 4 of transducer is exported, due to the inverse piezoelectric effect of piezoelectric ceramic piece 3, piezoelectricity
Potsherd 3 will produce longitudinal ultrasonic vibration, i.e. single-excitation ultrasonic oval vibration energy converter and the electric energy that ultrasonic-frequency power supply 16 is exported is converted into longitudinal direction
Ultrasonic vibration, and drive whole single-excitation ultrasonic oval vibration energy converter system to carry out longitudinal ultrasonic vibration, ultrasonic vibrational energy is from ultrasonic vibration
Transducer is delivered to behind the end of elliptical vibration modal transducer 7, is converted to extensional vibration and bending with certain phase difference and is shaken
Compound vertical curved composite ultrasonic elliptical vibratory is moved, that is, the vertical curved composite ultraphonic for being converted to the end of elliptical vibration modal transducer 7 is ellipse
Circular vibration；And drive extrusion head 8 and the end of elliptical vibration modal transducer 7 to do ultrasonic elliptical vibratory together.
After on-load voltage is run 10 minutes, single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus reaches stable shake
Dynamic state, now the regulated output voltage of ultrasonic-frequency power supply 16 is 220V, and electric current is 1.35A, is surveyed using laser doppler vibrometer
It is respectively 14.3 microns and 5.2 microns to obtain the long semi-minor axis amplitude of ultrasonic elliptical vibratory, and by with lissajouf figure computing work(
The signal that the dual trace oscilloscope of energy is measured to laser doppler vibrometer carries out graphic operation, and it is 2.73 that can obtain axial ratio
Ultrasonic elliptical vibratory track, fully meet the requirement of ultrasonic elliptical vibratory extrusion process.
The present invention is applied to engine lathe, plain-milling machine, common boring machine and its accordingly Digit Control Machine Tool, machining center etc. are set
It is standby, encourage ultrasonic elliptical vibratory extruding machining apparatus to be arranged on lathe cutter saddle the single-electrical signal by supporting plate 15 first,
Carry out normally to knife, adjust it to suitable installation site.Then ultrasonic-frequency power supply 16 is opened, the need for extrusion process, adjustment
Working frequency, makes extrusion head 8 be in optimal ultrasonic elliptical vibratory state, according to technological requirement, sets squeezing parameter, such as extrudes
Speed, squeeze pressure, the amount of feeding, you can proceed by ultrasonic elliptical vibratory extrusion process.In addition, ultrasonic-frequency power supply 16 has automatically
Frequency-tracking function, in the actually extruding course of work, if due to the reasons such as crush resistance change, ultrasonic elliptical vibratory extruding
The intrinsic frequency of system is changed, and the output frequency of ultrasonic-frequency power supply 16 can therewith change and keep intrinsic with pressurizing unit
Frequency is consistent, to ensure that single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus is in optimum Working all the time.
Claims (9)
1. a kind of single-electrical signal encourages ultrasonic elliptical vibratory extruding machining apparatus, it is characterised in that：The elliptical vibration extrusion process
Device includes supporting plate, overcoat, linear bearing, precompressed power apparatus, housing unit, the ultrasonic vibration transducing being placed in housing unit
Device, elliptical vibration modal transducer and the extrusion head for being arranged on elliptical vibration modal transducer front end；Described housing unit bag
Front apron, inner sleeve and rear baffle are included, described supporting plate is set on the coat, for coupling with lathe cutter saddle；Described is straight
Bobbin, which is held, to be supported between housing unit and overcoat；Described precompressed power apparatus is arranged on the rear end of overcoat inner casing body unit, uses
Precompression between offer extrusion head and workpiece；Described single-excitation ultrasonic oval vibration energy converter outline is cylinder, and it includes bolt
And be sequentially sleeved on back shroud, piezoelectric ceramic piece, electrode slice and front shroud on bolt, front shroud and be provided with and housing unit
The ring flange of connection, back shroud and front shroud, which are coupled back shroud, piezoelectric ceramic piece, electrode slice and front shroud by bolt, presses
Tightly；Described elliptical vibration modal transducer is arranged on the front end of front shroud, and described elliptical vibration modal transducer is generally
Cylinder, up and down both sides offer three rectangular indentations being dislocatedly distributed, three rectangular indentation width are 6mm, and depth is 3mm,
The distance of the centre-to-centre spacing front end face of three rectangular indentations is respectively 15mm, 25mm, 35mm；In elliptical vibration modal transducer with surpassing
The connection place of acoustic vibration transducer front shroud is provided with transition arc, and transition arc radius is 5mm；Described single-excitation ultrasonic oval vibration energy converter
Only one group extensional vibration piezoelectric ceramic piece；Described single-excitation ultrasonic oval vibration energy converter only needs to ultrasonic electric signal excitation all the way；It is described
The long semi-minor axis amplitude of ultrasonic elliptical vibratory be respectively 14.3 microns and 5.2 microns.
2. single-electrical signal according to claim 1 encourages ultrasonic elliptical vibratory extruding machining apparatus, it is characterised in that：It is described
Elliptical vibration modal transducer and front shroud be fabricated to a front end for being integrally provided in front shroud.
3. single-electrical signal according to claim 1 encourages ultrasonic elliptical vibratory extruding machining apparatus, it is characterised in that：It is described
Elliptical vibration modal transducer welding be arranged on protecgulum front edge of board.
4. the single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus according to claim 1 or 2 or 3, its feature exists
In：Described extrusion head is arranged on the front end of elliptical vibration modal transducer by welding.
5. the single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus according to claim 1 or 2 or 3, its feature exists
In：Also include a joint bolt, the front end for extrusion head to be connected in elliptical vibration modal transducer.
6. the single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus according to claim 1 or 2 or 3, its feature exists
In：Supporting plate is set on the coat by welding.
7. the single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus according to claim 1 or 2 or 3, its feature exists
In：Supporting plate is set on the coat by screw attachment.
8. the single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus according to claim 1 or 2 or 3, its feature exists
In：Described linear bearing is sliding straight bearing.
9. the single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus according to claim 1 or 2 or 3, its feature exists
In：Described linear bearing is rolling linear bearing.
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| CN105945203A (en) * | 2016-07-11 | 2016-09-21 | 杨林 | Device for forging processing of gear |
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| UA51394C2 (en) * | 2002-03-12 | 2006-08-15 | Univ Nat Mining | Method of strengthening-finishing treatment of details |
| CN101633048B (en) * | 2009-08-12 | 2011-01-12 | 北京航空航天大学 | Ultraphonic elliptical vibration and extrusion processing device based on double-excitation longitudinal bending elliptical energy converter |
| CN101942547B (en) * | 2010-07-13 | 2012-01-11 | 北京航空航天大学 | Ultrasonic elliptical vibration extrusion device and vibration extrusion processing method for carrying out surface finishing of part by using same |
| CN103191859B (en) * | 2013-05-08 | 2015-05-13 | 苏州科技学院 | Single driven ultrasonic elliptical vibration transducer |
| CN204321507U (en) * | 2014-12-09 | 2015-05-13 | 苏州科技学院 | A kind of single-electrical signal excitation ultrasonic elliptical vibratory extruding machining apparatus |
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Effective date of registration: 20191122 Address after: No. 88, Jinhe Road, bazha Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Jiangsu Jiuxiang Aviation Equipment Co., Ltd Address before: 215009 Suzhou City, Jiangsu province high tech Zone CREE Road, No. 1 Patentee before: Suzhou University of Science and Technology |