CN207149264U - A kind of one-dimensional micro-displacement platform - Google Patents
A kind of one-dimensional micro-displacement platform Download PDFInfo
- Publication number
- CN207149264U CN207149264U CN201721166374.6U CN201721166374U CN207149264U CN 207149264 U CN207149264 U CN 207149264U CN 201721166374 U CN201721166374 U CN 201721166374U CN 207149264 U CN207149264 U CN 207149264U
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- China
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- connecting portion
- underframe
- actuating arm
- micro
- mobile station
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Abstract
It the utility model is related to a kind of one-dimensional micro-displacement platform, including underframe, mobile station is provided with underframe, drive device is provided between mobile station and underframe, drive device includes two set drives, include the rhombus ceramic driver of two series connection per set drive, micro-displacement sensor is additionally provided with underframe, rhombus ceramic driver includes two first connecting portions being oppositely arranged and two second connecting portions being oppositely arranged, linking arm is provided between first connecting portion and second connecting portion, piezoelectric ceramic actuator is provided between two second connecting portions, piezoelectric ceramic actuator includes mounting box, piezoelectric ceramics is provided with mounting box, first actuating arm and the second actuating arm.One-dimensional micro-displacement platform driving force and output area of the present utility model are larger.
Description
Technical field
It the utility model is related to a kind of displacement platform, more particularly to a kind of one-dimensional micro-displacement platform.
Background technology
Piezoelectric ceramics is a kind of informational function ceramic material that can change mechanical energy and electric energy mutually, and piezoelectric ceramics removes
Outside with piezoelectricity, also with dielectricity, elasticity etc., medical imaging, sonic transducer, sonic transducer, super has been widely used in it
Sound motor etc..In addition, people are also made into piezoelectric actuator using inverse piezoelectric effect, to realize that the micro-displacement to object drives
It is dynamic.The existing device for realizing Micro-displacement Driving includes one-dimensional micro-displacement platform, and current micro-displacement platform typically passes through a piezoelectricity
The movement of ceramic driver drive displacement platform, its driving force is smaller, and driving force is limited, and the micro-displacement scope driven is smaller.
In view of it is above-mentioned the defects of, the design people, be actively subject to research and innovation, to found a kind of the one-dimensional of new structure
Micro-displacement platform.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is to provide larger one of a kind of driving force and output area
Tie up micro-displacement platform.
One-dimensional micro-displacement platform of the present utility model, including underframe, mobile station, mobile station and underframe are provided with the underframe
Between be provided with drive device, the drive device includes two set drives, per set drive include two series connection rhombuses pottery
Porcelain driver, and one end of one of rhombus ceramic driver is connected with underframe, the one of another rhombus ceramic driver
End is connected with mobile station, and micro-displacement sensor is additionally provided with the underframe, and the rhombus ceramic driver includes two relatively
The first connecting portion of setting and two second connecting portions being oppositely arranged, are set between the first connecting portion and second connecting portion
There is linking arm, one end of the linking arm is connected by flexible hinge with first connecting portion, and the other end of linking arm passes through flexibility
Hinge is connected with the second connecting portion, and piezoelectric ceramic actuator, the piezoelectric ceramics are provided between two second connecting portions
Driver includes mounting box, and piezoelectric ceramics, the first actuating arm and the second actuating arm, the piezoelectricity pottery are provided with the mounting box
Porcelain includes the contiguous block positioned at piezoelectric ceramics top, and the top of the contiguous block contacts with the right-hand member of the first actuating arm, and described the
The right-hand member of one actuating arm is also connected by flexible hinge with mounting box, and the left end of the left end of the first actuating arm and the second actuating arm connects
Touch, the left end of second actuating arm is also connected by flexible hinge with mounting box, and the right-hand member of second actuating arm is provided with
Take-off lever, the top of the take-off lever pass through the roof of mounting box and are connected with second connecting portion.
Further, one-dimensional micro-displacement platform of the present utility model, the micro-displacement sensor are condenser type micro-displacement sensing
Device, micro-displacement sensor include the first pole plate being connected with mobile station and the second pole plate being connected with underframe.
Further, one-dimensional micro-displacement platform of the present utility model, the surface of the mobile station are provided with connecting seat.
Further, one-dimensional micro-displacement platform of the present utility model, the second connecting portion include mounting seat, the mounting seat
Surface be fixedly installed mounting blocks, the mounting blocks are connected with piezoelectric ceramic actuator.
Further, one-dimensional micro-displacement platform of the present utility model, slide rail, the movement are provided with the bottom surface of the underframe
Platform is slidably disposed on the slide rail.
By such scheme, the utility model at least has advantages below：One-dimensional micro-displacement platform of the present utility model, passes through
The setting of two set drives, its driving force and output area are greatly strengthen, and rhombus ceramic driver passes through the first connection
The setting of arm and the second linking arm so that the output of piezoelectric ceramics is amplified by two-stage, it is achieved thereby that rhombus ceramic driver
Output amplification, improve the drive displacement amount of one-dimensional micro-displacement platform.During specific works, piezoelectric ceramics is under the driving of external power source
A certain amount of displacement is produced, and drives contiguous block and the second connecting portion being connected with contiguous block to move up and down, so as to realize and the
The movement of the first connecting portion of two connecting portions connection in a lateral direction.With the movement of first connecting portion, with two set drives
The direction that the displacement platform of connection just moves along first connecting portion produces and moved.The setting of wherein micro-displacement sensor to operate
Personnel can realize closed-loop control, so as to further improve displacement accuracy.In summary, one-dimensional micro-displacement platform of the present utility model
Driving force and output area are larger.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model one-dimensional micro-displacement platform；
Fig. 2 is the structural representation of rhombus ceramic driver；
Fig. 3 is the partial sectional view of piezoelectric ceramics.
Wherein, 1：Underframe；2：Mobile station；3：Driver；4：Rhombus ceramic driver；5：Micro-displacement sensor；6：First
Connecting portion；7：Second connecting portion；8：Linking arm；9：Piezoelectric ceramic actuator；10：Mounting box；11：Piezoelectric ceramics；12：First drives
Swing arm；13：Second actuating arm；14：Contiguous block；15：Take-off lever；16：First pole plate；17：Second pole plate；18：Connecting seat；19：
Mounting seat；20：Mounting blocks.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to the scope of the utility model.
Referring to Fig. 1 to Fig. 3, a kind of one-dimensional micro-displacement platform of the preferred embodiment of the utility model one, including underframe 1, underframe
Mobile station 2 is inside provided with, drive device is provided between mobile station and underframe, drive device includes two set drives 3, every group of drive
Dynamic device includes the rhombus ceramic driver 4 of two series connection, and one end of one of rhombus ceramic driver is connected with underframe,
One end of another rhombus ceramic driver is connected with mobile station, and micro-displacement sensor 5 is additionally provided with underframe, and rhombus ceramics drive
Dynamic device includes two first connecting portions 6 being oppositely arranged and two second connecting portions 7 being oppositely arranged, first connecting portion and second
Linking arm 8 is provided between connecting portion, one end of linking arm is connected by flexible hinge with first connecting portion, linking arm it is another
End is connected by flexible hinge with second connecting portion, and piezoelectric ceramic actuator 9, piezoelectricity pottery are provided between two second connecting portions
Porcelain driver includes mounting box 10, and piezoelectric ceramics 11, the first actuating arm 12 and the second actuating arm 13, piezoelectricity are provided with mounting box
Ceramics include the contiguous block 14 positioned at piezoelectric ceramics top, and the top of contiguous block contacts with the right-hand member of the first actuating arm, and first drives
The right-hand member of swing arm is also connected by flexible hinge with mounting box, and the left end of the first actuating arm contacts with the left end of the second actuating arm,
The left end of second actuating arm is also connected by flexible hinge with mounting box, and the right-hand member of the second actuating arm is provided with take-off lever 15, defeated
The top of rod passes through the roof of mounting box and is connected with second connecting portion.
During specific works, piezoelectric ceramics produces a certain amount of displacement under the driving of external power source, and drive contiguous block and
The second connecting portion being connected with contiguous block moves up and down, so as to realize the first connecting portion being connected with second connecting portion in horizontal side
Upward movement.With the movement of first connecting portion, the displacement platform being connected with two set drives just moves along first connecting portion
Direction produce movement.The setting of wherein micro-displacement sensor allows the operator to realize closed-loop control, so as to further
Improve displacement accuracy.The one-dimensional micro-displacement platform of the present embodiment, by the setting of two set drives, it greatly strengthen its driving force
And output area, and rhombus ceramic driver passes through the setting of the first linking arm and the second linking arm so that piezoelectric ceramics it is defeated
Go out and amplified by two-stage, it is achieved thereby that the output of rhombus ceramic driver is amplified, improve the drive displacement of one-dimensional micro-displacement platform
Amount.
Preferably, one-dimensional micro-displacement platform of the present utility model, micro-displacement sensor is capacitance micro-displacement sensor, micro-
Displacement transducer includes the first pole plate 16 being connected with mobile station and the second pole plate 17 being connected with underframe.
Preferably, one-dimensional micro-displacement platform of the present utility model, the surface of mobile station is provided with connecting seat 18.
Preferably, one-dimensional micro-displacement platform of the present utility model, second connecting portion includes mounting seat 19, the surface of mounting seat
Mounting blocks 20 are fixedly installed, mounting blocks are connected with piezoelectric ceramic actuator.
Preferably, one-dimensional micro-displacement platform of the present utility model, slide rail (not shown) is provided with the bottom surface of underframe,
Mobile station is slidably disposed on slide rail.
It the above is only preferred embodiment of the present utility model, be not limited to the utility model, it is noted that for
For those skilled in the art, on the premise of the utility model technical principle is not departed from, if can also make
Dry improvement and modification, these improvement and modification also should be regarded as the scope of protection of the utility model.
Claims (5)
- A kind of 1. one-dimensional micro-displacement platform, it is characterised in that：Including underframe, mobile station, mobile station and bottom are provided with the underframe Drive device is provided between frame, the drive device includes two set drives, and the rhombus of two series connection is included per set drive Ceramic driver, and one end of one of rhombus ceramic driver is connected with underframe, another rhombus ceramic driver One end is connected with mobile station, and micro-displacement sensor is additionally provided with the underframe, and the rhombus ceramic driver includes two phases First connecting portion and two second connecting portions being oppositely arranged to setting, set between the first connecting portion and second connecting portion Linking arm is equipped with, one end of the linking arm is connected by flexible hinge with first connecting portion, and the other end of linking arm passes through soft Property hinge be connected with the second connecting portion, be provided with piezoelectric ceramic actuator between two second connecting portions, the piezoelectricity pottery Porcelain driver includes mounting box, and piezoelectric ceramics, the first actuating arm and the second actuating arm, the piezoelectricity are provided with the mounting box Ceramics include the contiguous block positioned at piezoelectric ceramics top, and the top of the contiguous block contacts with the right-hand member of the first actuating arm, described The right-hand member of first actuating arm is also connected by flexible hinge with mounting box, the left end of the left end of the first actuating arm and the second actuating arm Contact, the left end of second actuating arm are also connected by flexible hinge with mounting box, and the right-hand member of second actuating arm is set There is take-off lever, the top of the take-off lever passes through the roof of mounting box and is connected with second connecting portion.
- 2. one-dimensional micro-displacement platform according to claim 1, it is characterised in that：The micro-displacement sensor is condenser type microbit Displacement sensor, micro-displacement sensor include the first pole plate being connected with mobile station and the second pole plate being connected with underframe.
- 3. one-dimensional micro-displacement platform according to claim 1, it is characterised in that：The surface of the mobile station is provided with connection Seat.
- 4. one-dimensional micro-displacement platform according to claim 1, it is characterised in that：The second connecting portion includes mounting seat, institute The surface for stating mounting seat is fixedly installed mounting blocks, and the mounting blocks are connected with piezoelectric ceramic actuator.
- 5. one-dimensional micro-displacement platform according to claim 1, it is characterised in that：Slide rail is provided with the bottom surface of the underframe, The mobile station is slidably disposed on the slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721166374.6U CN207149264U (en) | 2017-09-12 | 2017-09-12 | A kind of one-dimensional micro-displacement platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721166374.6U CN207149264U (en) | 2017-09-12 | 2017-09-12 | A kind of one-dimensional micro-displacement platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207149264U true CN207149264U (en) | 2018-03-27 |
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ID=61678701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721166374.6U Expired - Fee Related CN207149264U (en) | 2017-09-12 | 2017-09-12 | A kind of one-dimensional micro-displacement platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207149264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492398A (en) * | 2017-09-12 | 2017-12-19 | 苏州迈客荣自动化技术有限公司 | A kind of one-dimensional micro-displacement platform |
| CN109104118A (en) * | 2018-09-19 | 2018-12-28 | 宁波大学 | The structure-integrated full displacement compound amplifying type piezoelectricity looper linear platform of driving in situ |
-
2017
- 2017-09-12 CN CN201721166374.6U patent/CN207149264U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492398A (en) * | 2017-09-12 | 2017-12-19 | 苏州迈客荣自动化技术有限公司 | A kind of one-dimensional micro-displacement platform |
| CN109104118A (en) * | 2018-09-19 | 2018-12-28 | 宁波大学 | The structure-integrated full displacement compound amplifying type piezoelectricity looper linear platform of driving in situ |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20200912 |
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| CF01 | Termination of patent right due to non-payment of annual fee |