CN207104515U - A kind of shake table for precision ultrasonic processing - Google Patents
A kind of shake table for precision ultrasonic processing Download PDFInfo
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- CN207104515U CN207104515U CN201721149327.0U CN201721149327U CN207104515U CN 207104515 U CN207104515 U CN 207104515U CN 201721149327 U CN201721149327 U CN 201721149327U CN 207104515 U CN207104515 U CN 207104515U
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- shake table
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Abstract
It the utility model is related to a kind of shake table for precision ultrasonic processing, including ultrasonic vibration installation, vibrating device support frame, ultrasonic vibration platform, shake table support frame, fixture, base, shake table support frame is installed in the top surface of base, ultrasonic vibration platform is installed on shake table support frame, ultrasonic vibration platform connects ultrasonic vibration installation, ultrasonic vibration installation is supported by vibrating device support frame, ultrasonic vibration installation support frame vibrating device support frame is packed on base, multiple fixtures are fixedly mounted with the top surface uniform intervals of shake table, shake table realizes transverse shifting by shake table translation mechanism.The utility model shake table translation mechanism is that shake table oscillation crosswise reduces frictional resistance, while provides longitudinal restraint for shake table.
Description
Technical field
The utility model belongs to Ultrasonic machining field, is related to shake table, especially a kind of shaking for precision ultrasonic processing
Dynamic platform.
Background technology
As the progress of science and technology, composite, the special material such as advanced ceramics material and alloy material are extensive
Using with the field such as Aero-Space, biotechnology, national defense industry.It is high hard, wear-resisting, resistance to because special material has high-strength, high-ductility
The excellent properties such as burn into high temperature resistant, highly thermally conductive, adiabatic or good biocompatibility, often it is made into variously-shaped zero
Part use is in high-tech area.Precision/ultra-precision surface part is aerospace industry and national defense industry is commonly used zero
Part type, it is widely used in the core such as aircraft engine position.Some workpiece are because aspect ratio is big, and internal structure is complicated, material
The high attribute such as hard, wear-resisting of material causes the processing to its inside/outside surface very difficult.The processing method applied now mainly exists
It is ground using emery wheel on numerical control machining center, or material is entered using the special process method such as electric spark, ultrasonic wave processing
Row removes.By institute's workpieces processing has the requirement of high-precision finished surface, plain grinding processing is difficult to ensure that machining accuracy, surpassed
Acoustic vibration secondary process can effectively reduce cutting force, improve surface quality.
Utility model content
The purpose of this utility model is to overcome that prior art workpiece surface machining accuracy is low, and grinding force is big, and material removes
The low problem of rate, there is provided a kind of to realize efficient, the high-precision shake table for precision ultrasonic processing.
Technical scheme is used by the utility model solves technical problem：
A kind of shake table for precision ultrasonic processing, including ultrasonic vibration installation, vibrating device support frame, ultrasonic vibration
Platform, shake table support frame, fixture, base, shake table support frame is installed in the top surface of base, installed on shake table support frame super
Acoustic vibration platform, ultrasonic vibration platform connection ultrasonic vibration installation, ultrasonic vibration installation are supported by vibrating device support frame, ultrasonic vibration
Device support stand vibrating device support frame is packed on base, and multiple fixtures are fixedly mounted with the top surface uniform intervals of shake table, vibration
Platform realizes transverse shifting by shake table translation mechanism.
Moreover, described shake table translation mechanism is slidingtype, two guide rails are fixedly mounted with the top surface parallel interval of base, are shaken
Dynamic platform support frame is four support columns, and the top surface of four support columns and the bottom surface of shake table are fixedly mounted with, in the bottom surface of four support columns
The chute of corresponding rails is formed with, shake table is slided by four support columns on two guide rails.
Moreover, being formed with oil filler point on a vibration table, four support columns are open tubular column, and are connected with the lubricating oil runner of shake table
Logical, lubricating oil is flowed on guide rail by oil filler point, lubricating oil runner, four support columns, and oil lubrication is provided for sliding friction.
Moreover, described shake table translation mechanism is slidingtype, shake table support frame is four support columns, four support columns
Bottom surface be fixedly mounted with base, be formed with a slide rail at the top of each support column, the position of slide rail corresponded in the bottom surface of shake table
Parallel interval is formed with two sliding-rail grooves, and sliding-rail groove carries out cooperation with slide rail and realizes that shake table slide displacement changes.
Moreover, being formed with oil filler point on a vibration table, outflow of lubrication oil mouth is formed with sliding-rail groove, lubricating oil passes through oiling
Lubricating oil runner, outflow of lubrication oil mouth in hole, shake table are flowed on guide rail, and oil lubrication is provided for sliding friction.
Moreover, described shake table translation mechanism is roller, shake table support frame is four support columns, in four supports
Top end is formed with four ball grooves, and a pre-buried ball, ball is corresponded in shake table bottom surface and is formed with two parallel rollings respectively
Sliding-rail groove.
Moreover, the ultrasonic vibration installation is replaceable ultrasonic vibration, including ultrasonic transducer and ultrasonic wave become
Width bar.
Moreover, the ultrasonic vibration platform length is the integral multiple that ultrasonic transducer working frequency corresponds to equivalent 1/2 wavelength.
Moreover, multiple ultrasonic shear waves interrupts grooves are uniformly formed with a vibration table.
Moreover, it is provided with the bottom surface of base.The fixture is arranged side by side with ultrasonic shear waves interrupts grooves, and is packed in ultrasound
The outside of shear wave interrupts grooves.
This programme is that one kind of rotary ultrasonic ripple process technology is improved, and utilizes the multi-shaft interlocked integrated of numerical control machining center
Ultrasonic vibration platform realizes ultrasonic vibration secondary process to the inside/outside surface of workpiece.
The advantages of the utility model and good effect are：
1st, the present invention realizes the machine tool accessories of ultrasonic vibration apparatus, has versatility and interchangeability.
2nd, the present invention improves the applicability of supersonic machining apparatus, realizes that multi-dimensional ultrasound vibrates with reference to ultrasonic wave processing head
Processing.
3rd, shake table translation mechanism of the present invention is that shake table oscillation crosswise reduces frictional resistance, while is provided for shake table
Longitudinal restraint.
Brief description of the drawings
Fig. 1 is the structure chart of the shake table of the Ultrasonic machining of embodiment 1；
Fig. 2 is the structure chart of the shake table of the Ultrasonic machining of embodiment 2；
Fig. 3 is the structure chart of the shake table of the Ultrasonic machining of embodiment 3；
Fig. 4 is the structure chart of the roller shake table support frame of embodiment 3；
Fig. 5 is embodiment 2, the bottom surface structure figure of 3 shake tables.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is described in further detail by specific embodiment, and following examples are simply retouched
The property stated, be not limited, it is impossible to limit the scope of protection of the utility model with this.
A kind of shake table for precision ultrasonic processing, including ultrasonic vibration installation 4, vibrating device support frame 5, ultrasound are shaken
Dynamic platform 1, shake table support frame 6, shake table translation mechanism, fixture 2, base 7 and foundation locking mechanism.Installed in the top surface of base
Shake table support frame, installs ultrasonic vibration platform, ultrasonic vibration platform connection ultrasonic vibration installation on shake table support frame, and ultrasound is shaken
Dynamic device is supported by vibrating device support frame, and vibrating device support frame is packed on base, base by foundation locking mechanism with
The workbench of machining center is fixed.Multiple fixtures are fixedly mounted with the top surface uniform intervals of shake table, are uniformly formed with a vibration table more
Individual ultrasonic shear waves interrupts grooves 3.Shake table realizes transverse shifting by shake table translation mechanism.
The ultrasonic vibration installation is using replaceable ultrasonic vibration, including ultrasonic transducer and ultrasonic variable amplitude
Bar, amplitude and the frequency regulation of shake table can be realized；Vibrating device support frame is used for the position for fixing ultrasonic vibration installation；Institute
State the integral multiple that ultrasonic vibration platform corresponds to equivalent 1/2 wavelength for transducer working frequency.Shake table is with ultrasonic vibration installation with spiral shell
Line mode is connected, and shake table support frame provides longitudinal load support for shake table；The shake table translation mechanism is that shake table is horizontal
Reduce frictional resistance to vibration, while longitudinal restraint is provided for shake table；The fixture is fixedly mounted with by screw thread to be surpassed on a vibration table
The outside of sound shear wave interrupts grooves, constraint, fixed processing are provided for workpiece.The vibrating device support frame has screwed hole, passes through
Bolt fixes ultrasonic vibration installation with the ring flange 14 on vibration wavelet section, and ultrasonic vibrator small end passes through screw thread and ultrasonic vibration
Platform is connected, and sound wave is transmitted to shake table by ultrasonic transformer small end face, and ultrasonic vibration source is provided for shake table.PZT (piezoelectric transducer) and luffing
Bar, ring flange, vibrating device support frame centre bore and shake table center side hole are on same axis, ultrasonic vibration signal by
Supersonic generator, which produces and is transferred to ticker, is then passed to shake table, and shake table is provided with and is uniformly distributed interrupts grooves, is used for
Ultrasonic shear waves disturbance is blocked, ensures being effectively conducted for ultrasonic longitudinal wave.Shake table ripple section is used for stationary fixture provided with screwed hole.
Ticker can be changed according to demand, provide different amplitudes and frequency for shake table, shake table is integrally fixed to by fixing bolt
On machining center work top, to realize the equipment annex of ultrasonic vibration secondary process.
Described shake table translation mechanism has three kinds of modes, is described respectively by following three embodiments.
Embodiment 1
Described shake table translation mechanism is slidingtype, as shown in figure 1, the top surface parallel interval in base is fixedly mounted with two and led
Rail 8, shake table support frame are four support columns, and the top surface of four support columns and the bottom surface of shake table are fixedly mounted with, in four support columns
Bottom surface be formed with chute, shake table is slided under the excitation of ultrasonic vibration by four support columns on two guide rails, real
Existing extensional vibration (X-direction), slide rail provide lateral confinement (Y-direction) for shake table, and shake table support frame provides Z side for shake table
To support.The characteristics of such a structure is shake table support frame and shake table is integral type structure, and shake table and support are total to during work
With vibration.
Be formed with oil filler point 9 on a vibration table, four support columns are open tubular column, and with the lubricating oil flow passage of shake table,
Lubricating oil is flowed on guide rail by oil filler point, lubricating oil runner, four support columns, and oil lubrication is provided for sliding friction.
Embodiment 2
Described shake table translation mechanism is slidingtype, as shown in Fig. 2 shake table support frame is four support columns, four
The bottom surface of support column is fixedly mounted with base, and a slide rail 10 is formed with the top of each support column, in the corresponding cunning in the bottom surface of shake table
The position parallel interval of rail is formed with two sliding-rail grooves, and sliding-rail groove, which with slide rail coordinate, realizes that position is slided in longitudinal direction (X-direction) relatively
Move change.The characteristics of such a structure, is：Four support columns of shake table support frame, are separated with shake table, and shake table is real
While existing ultrasonic vibration, shake table support frame does not vibrate.The lateral confinement and load support (Y-direction) of shake table are by sliding
Rail and sliding-rail groove realize that the Z-direction load of shake table provides support by four support columns of shake table support frame.This structure is favourable
In reducing influence of the shake table support frame to the shake table entirety vibration shape, reduce due to thermal losses caused by forced vibration and vibration
Platform entirety warming phenomenon.Embodiment 2 is compared with Example 1 compared with being slidingtype translation mechanism, embodiment 2 realizes shake table
With the separation of shake table support frame, there is more preferable sound wave transmission characteristic, using the teaching of the invention it is possible to provide the more preferable shake table vibration shape.
Oil filler point is formed with a vibration table, outflow of lubrication oil mouth is formed with sliding-rail groove, and lubricating oil passes through oil filler point, vibration
Lubricating oil runner, outflow of lubrication oil mouth in platform are flowed on guide rail, and oil lubrication is provided for sliding friction.
Embodiment 3
Further to reduce the frictional force between rail plate, reduce the impedance of ultrasonic vibration platform, design a kind of roll and slide
Rail structure is used for shake table.Fig. 3 is the structural representation of roller ultrasonic vibration shake table, as shown in the figure the shake table bottom surface
It is formed with and rolls sliding-rail groove 11, the constraint of shake table and load support provides by the ball being embedded in shake table pillar, specifically
Structure is as illustrated in figures 4-5.
As shown in figure 4, top end is supported to be formed with four ball grooves 12, the pre-buried ball 13 of difference, by four at four
The sliding-rail groove that ball and ball grooves correspond to shake table bottom surface realizes Y, the constraint of Z-direction and load support for shake table, such a
Structure separates shake table with shake table support frame, and guarantee is provided for the good ultrasonic vibration shape of control shake table, meanwhile, will also
Sliding friction between shake table and shake table support frame is converted into for rolling friction, reduce further the vibration of shake table
Impedance, oil lubrication is used between ball, ball grooves and sliding-rail groove to reduce the fretting wear situation of ball.
As shown in figure 5, shake table structure is by structure compositions, wherein spiral shell such as sliding-rail groove, screwed hole 15, ultrasonic shear waves interrupts grooves
Pit is opened at the ripple section of shake table, and the amplitude in the section is zero, for clamping device to fix workpiece；Section groove is used for
The ultrasonic transverse wave signal interference blocked in shake table, to realize that the efficiency of compressional wave transmission maximizes so that shake table has good
The good vibration shape；Bottom sliding-rail groove is used to be engaged with the rail plate on shake table pillar top or rolling guide, is carried for shake table
For Y, the constraint and support of Z-direction, in slip conditions, sliding-rail groove and slide rail carry out face contact slide friction, in rolling condition
Under, carry out contacting rolling friction between sliding-rail groove and ball.
Embodiment 3 compares with embodiment 1,2, and embodiment 3 is rolling friction structure, can further reduce because friction hinders
Power is load impedance caused by shake table, enables to shake table to have more preferable vibration characteristics, but embodiment 1,2 has more
Good integral rigidity, during Ultra-precision Turning is realized, embodiment 3 can provide less cutting force load and more accurate
Ultrasonic vibration characteristic, and embodiment 1,2 can realize higher processing efficiency, if in requirement on machining accuracy be not it is very high,
Processing efficiency has under certain requirement, need to realize ultrasonic vibration secondary process using 1,2 pairs of workpiece of embodiment；Such as to Product processing
Required precision is higher, under the situation relatively low to processing efficiency requirement, need to realize that ultrasonic vibration aids in workpiece using embodiment 3
Processing.
Above-described is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of this area
For personnel, on the premise of utility model design is not departed from, various modifications and improvements can be made, these belong to this reality
With new protection domain.
Claims (10)
1. a kind of shake table for precision ultrasonic processing, including ultrasonic vibration installation, vibrating device support frame, ultrasonic vibration
Platform, shake table support frame, fixture, base, shake table support frame is installed in the top surface of base, installed on shake table support frame super
Acoustic vibration platform, ultrasonic vibration platform connection ultrasonic vibration installation, ultrasonic vibration installation are supported by vibrating device support frame, vibrating device
Support frame is packed on base, and multiple fixtures are fixedly mounted with the top surface uniform intervals of shake table, it is characterised in that：Shake table is by shaking
Dynamic stage translation mechanism realizes transverse shifting.
2. the shake table according to claim 1 for precision ultrasonic processing, it is characterised in that：Described vibration stage translation
Mechanism is slidingtype, and two guide rails are fixedly mounted with the top surface parallel interval of base, and shake table support frame is four support columns, four branch
The top surface of dagger and the bottom surface of shake table are fixedly mounted with, and are formed with the chute of corresponding rails in the bottom surface of four support columns, shake table leads to
Four support columns are crossed to slide on two guide rails.
3. the shake table according to claim 2 for precision ultrasonic processing, it is characterised in that：Note is formed with a vibration table
Oilhole, four support columns are open tubular column, and pass through oil filler point, lubrication oil stream with the lubricating oil flow passage of shake table, lubricating oil
Road, four support columns are flowed on guide rail, and oil lubrication is provided for sliding friction.
4. the shake table according to claim 1 for precision ultrasonic processing, it is characterised in that：Described vibration stage translation
Mechanism is slidingtype, and shake table support frame is four support columns, and bottom surface and the base of four support columns are fixedly mounted with, in each support column
Top be formed with a slide rail, the position parallel interval that slide rail is corresponded in the bottom surface of shake table is formed with two sliding-rail grooves, sliding-rail groove
Cooperation, which is carried out, with slide rail realizes that shake table slide displacement changes.
5. the shake table according to claim 4 for precision ultrasonic processing, it is characterised in that：Note is formed with a vibration table
Oilhole, is formed with outflow of lubrication oil mouth on sliding-rail groove, and lubricating oil passes through lubricating oil runner, the lubricating oil in oil filler point, shake table
Flow export is flowed on guide rail, and oil lubrication is provided for sliding friction.
6. the shake table according to claim 1 for precision ultrasonic processing, it is characterised in that：Described vibration stage translation
Mechanism is roller, and shake table support frame is four support columns, supports top end to be formed with four ball grooves at four, pre-buried respectively
One ball, ball is corresponded in shake table bottom surface and is formed with two parallel rolling sliding-rail grooves.
7. the shake table according to claim 1 for precision ultrasonic processing, it is characterised in that：The ultrasonic vibration installation
For replaceable ultrasonic vibration, including ultrasonic transducer and ultrasonic variable amplitude bar.
8. the shake table according to claim 1 for precision ultrasonic processing, it is characterised in that：The ultrasonic vibration director
Spend the integral multiple that equivalent 1/2 wavelength is corresponded to for ultrasonic transducer working frequency.
9. the shake table according to claim 1 for precision ultrasonic processing, it is characterised in that：Uniformly make on a vibration table
There are multiple ultrasonic shear waves interrupts grooves.
10. the shake table according to claim 9 for precision ultrasonic processing, it is characterised in that：The fixture and ultrasound
Shear wave interrupts grooves are arranged side by side, and are packed in the outside of ultrasonic shear waves interrupts grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721149327.0U CN207104515U (en) | 2017-09-08 | 2017-09-08 | A kind of shake table for precision ultrasonic processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721149327.0U CN207104515U (en) | 2017-09-08 | 2017-09-08 | A kind of shake table for precision ultrasonic processing |
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| CN207104515U true CN207104515U (en) | 2018-03-16 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470995A (en) * | 2017-09-08 | 2017-12-15 | 天津科技大学 | A kind of shake table for precision ultrasonic processing |
| CN113977298A (en) * | 2021-12-27 | 2022-01-28 | 中机智能装备创新研究院(宁波)有限公司 | Supporting plate sliding device |
| CN114659740A (en) * | 2022-04-11 | 2022-06-24 | 河南理工大学 | High-frequency vibration fatigue test device for thin-wall blade parts |
| CN115673428A (en) * | 2022-12-05 | 2023-02-03 | 扬州星辰制造技术有限公司 | Artificial tooth cutting machine |
-
2017
- 2017-09-08 CN CN201721149327.0U patent/CN207104515U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470995A (en) * | 2017-09-08 | 2017-12-15 | 天津科技大学 | A kind of shake table for precision ultrasonic processing |
| CN107470995B (en) * | 2017-09-08 | 2023-11-24 | 天津科技大学 | Vibrating table for precise ultrasonic machining |
| CN113977298A (en) * | 2021-12-27 | 2022-01-28 | 中机智能装备创新研究院(宁波)有限公司 | Supporting plate sliding device |
| CN114659740A (en) * | 2022-04-11 | 2022-06-24 | 河南理工大学 | High-frequency vibration fatigue test device for thin-wall blade parts |
| CN114659740B (en) * | 2022-04-11 | 2023-05-12 | 河南理工大学 | High-frequency vibration fatigue test device for thin-wall blade parts |
| CN115673428A (en) * | 2022-12-05 | 2023-02-03 | 扬州星辰制造技术有限公司 | Artificial tooth cutting machine |
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