CN110635712A - Clutch type piezoelectric ceramic nano driver - Google Patents
Clutch type piezoelectric ceramic nano driver Download PDFInfo
- Publication number
- CN110635712A CN110635712A CN201911019642.5A CN201911019642A CN110635712A CN 110635712 A CN110635712 A CN 110635712A CN 201911019642 A CN201911019642 A CN 201911019642A CN 110635712 A CN110635712 A CN 110635712A
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- piezoelectric ceramic
- clutch
- driver
- ceramic nano
- guide rail
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- 239000000919 ceramic Substances 0.000 title claims abstract description 94
- 238000003475 lamination Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 230000002457 bidirectional effect Effects 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 3
- 230000005684 electric field Effects 0.000 description 19
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
- H02N2/04—Constructional details
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- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
The invention discloses a clutch type piezoelectric ceramic nano driver which comprises a U-shaped precise guide rail, wherein the U-shaped precise guide rail comprises a U-shaped space, a clutch type piezoelectric ceramic nano driving assembly is arranged in the U-shaped space, and the clutch type piezoelectric ceramic nano driving assembly sequentially comprises a left piezoelectric ceramic clutch, a left connecting plate, a piezoelectric ceramic nano driver body, a right connecting plate and a right piezoelectric ceramic clutch from left to right; the clutch type piezoelectric ceramic nano driver has the advantages of simple structure, reliable positioning and strong practicability, changes single positioning base point type piezoelectric ceramic into the driver through the matching control of the left and right piezoelectric ceramic clutches into the double floating positioning base point type piezoelectric ceramic nano driver, can theoretically realize infinite bidirectional displacement stroke as long as the length size of the U-shaped precision guide rail is extended according to the required stroke, and is favorable for promoting the application and popularization of the piezoelectric ceramic nano driver.
Description
Technical Field
The invention relates to the technical field of nano drivers, in particular to a clutch type piezoelectric ceramic nano driver.
Background
The piezoelectric ceramic nanometer driver is a device which is made of electrostrictive ceramic materials and controls the piezoelectric ceramic stiffness deformation through a high-resolution electric field so as to achieve the effect of generating micro displacement. The method is mainly applied to the fields of biology, medicine, electronics, optics, optical fiber communication, aviation and the like. Because the common piezoelectric ceramic nano driver adopts one end as a positioning base point to perform piezoelectric ceramic monolithic lamination and lattice deformation to generate micro displacement, the piezoelectric ceramic nano driver has the defect of small overall deformation micro displacement stroke, and the application and popularization of the piezoelectric ceramic nano driver are restricted.
Therefore, in view of the above technical problems, there is a need to provide a clutch type piezoceramic nano-actuator.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a clutch type piezoelectric ceramic nano-actuator, which has a simple structure, reliable positioning and strong practicability, and changes a single positioning base point type piezoelectric ceramic into a driver through the cooperation control of left and right piezoelectric ceramic clutches into a double floating positioning base point type piezoelectric ceramic nano-actuator.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
the utility model provides a separation and reunion formula piezoceramics nanometer driver, includes the accurate guide rail of U type, the accurate guide rail of U type includes U type space, be provided with separation and reunion formula piezoceramics nanometer drive assembly in the U type space, separation and reunion formula piezoceramics nanometer drive assembly includes left piezoceramics clutch, left connecting plate, piezoceramics nanometer driver body, right connecting plate and right piezoceramics clutch from left to right in proper order, left side piezoceramics clutch, left connecting plate, piezoceramics nanometer driver body, right connecting plate and right piezoceramics clutch connect gradually.
As a further improvement of the invention, the piezoelectric ceramic nano actuator body piezoelectric monolithic lamination direction is vertical to the guide surfaces at two sides of the U-shaped precision guide rail.
As a further improvement of the invention, the laminating direction of the piezoelectric monoliths of the left piezoelectric ceramic clutch is parallel to the guide surfaces on two sides of the U-shaped precision guide rail.
As a further improvement of the invention, the laminating direction of the piezoelectric monoliths of the right piezoelectric ceramic clutch is parallel to the guide surfaces on two sides of the U-shaped precision guide rail.
As a further improvement of the invention, the left connecting plate is rigidly connected with the left piezoelectric ceramic clutch and the piezoelectric ceramic nano-actuator body, and the right connecting plate is rigidly connected with the piezoelectric ceramic nano-actuator body and the right piezoelectric ceramic clutch.
The invention has the beneficial effects that: the clutch type piezoelectric ceramic nano driver has the advantages of simple structure, reliable positioning and strong practicability, changes single positioning base point type piezoelectric ceramic into the driver through the matching control of the left and right piezoelectric ceramic clutches into the double floating positioning base point type piezoelectric ceramic nano driver, can theoretically realize infinite bidirectional displacement stroke as long as the length size of the U-shaped precision guide rail is extended according to the required stroke, and is favorable for promoting the application and popularization of the piezoelectric ceramic nano driver.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a clutch-type piezoceramic nano-actuator according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the plane A-A in FIG. 1.
In the figure: the device comprises a U-shaped precision guide rail, a left piezoelectric ceramic clutch, a left connecting plate, a piezoelectric ceramic nano driver body, a right connecting plate and a right piezoelectric ceramic clutch, wherein the left piezoelectric ceramic clutch is 2, the left connecting plate is 3, the piezoelectric ceramic nano driver body is 4, and the right connecting plate is 5 and the right piezoelectric ceramic clutch is 6.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the various drawings of the present invention, certain dimensions of structures or portions are exaggerated relative to other structures or portions for ease of illustration and, therefore, are used only to illustrate the basic structure of the subject matter of the present invention.
Terms such as "left", "right", and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "to the right" of other elements or features would then be oriented "to the left" of the other elements or features. Thus, the exemplary term "right side" may encompass both left and right orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Referring to fig. 1 to 2, in a specific embodiment of the present invention, a clutch type piezoelectric ceramic nano-actuator includes a U-shaped precision guide rail 1, two ends of the U-shaped precision guide rail 1 can extend according to a required stroke, the U-shaped precision guide rail 1 is a hollow structure, the U-shaped precision guide rail 1 includes a U-shaped space, a clutch type piezoelectric ceramic nano-actuator assembly capable of moving in two directions controlled by a predetermined electric field is disposed in the U-shaped space, the clutch type piezoelectric ceramic nano-actuator assembly includes a left piezoelectric ceramic clutch 2, a left connecting plate 3, a piezoelectric ceramic nano-actuator body 4, a right connecting plate 5 and a right piezoelectric ceramic clutch 6 in sequence from left to right, the left piezoelectric ceramic clutch 2, the left connecting plate 3, the piezoelectric ceramic nano-actuator body 4, the right connecting plate 5 and the right piezoelectric ceramic clutch 6 are connected in sequence, the left connecting plate 3, the left piezoelectric ceramic clutch 2 and the piezoelectric ceramic nano-actuator body 4 are rigidly connected, the right connecting plate 5 is rigidly connected with the piezoelectric ceramic nano-actuator body 4 and the right piezoelectric ceramic clutch 6.
Specifically, the piezoelectric ceramic nano-actuator body 4 has the piezoelectric monolithic lamination direction perpendicular to the guide surfaces on both sides of the U-shaped precision guide rail 1, and is in a lattice extension state when a positive electric field is applied to the piezoelectric ceramic nano-actuator body 4, and is in a lattice contraction state when a negative electric field is applied to the piezoelectric ceramic nano-actuator body 4; the lamination direction of the piezoelectric monoliths of the left piezoelectric ceramic clutch 2 is parallel to the guide surfaces at two sides of the U-shaped precision guide rail 1, when a positive electric field is applied to the left piezoelectric ceramic clutch 2, the piezoelectric monoliths extend to be in an engaged state with the guide surfaces at two sides of the U-shaped precision guide rail 1, and when a negative electric field is applied to the left piezoelectric ceramic clutch 2, the piezoelectric monoliths contract to be in a separated state with the guide surfaces at two sides of the U-shaped precision guide rail 1; the laminated direction of the piezoelectric monoliths of the right piezoelectric ceramic clutch 6 is parallel to the guide surfaces on the two sides of the U-shaped precision guide rail 1, when a positive electric field is applied to the right piezoelectric ceramic clutch 6, the piezoelectric monoliths extend to form a lattice expansion state and are in an occlusion state with the guide surfaces on the two sides of the U-shaped precision guide rail 1, and when a negative electric field is applied to the right piezoelectric ceramic clutch 6, the piezoelectric monoliths contract to form a lattice contraction state and are separated from the guide surfaces on the two sides of the U-shaped precision.
When the clutch type piezoelectric ceramic nano driving assembly works, when the clutch type piezoelectric ceramic nano driving assembly moves left, the left piezoelectric ceramic clutch 2 applies a negative electric field to be separated from the guide surfaces on the two sides of the U-shaped precision guide rail 1, the right piezoelectric ceramic clutch 6 applies a positive electric field to be occluded with the guide surfaces on the two sides of the U-shaped precision guide rail 1, the piezoelectric ceramic nano driver body 4 applies the positive electric field to be professional for lattice extension, and/or the left piezoelectric ceramic clutch 2 applies the positive electric field to be occluded with the guide surfaces on the two sides of the U-shaped precision guide rail 1, the right piezoelectric ceramic clutch 6 applies the negative electric field to be separated from the two side surfaces of the U-shaped precision guide rail 1, and the piezoelectric ceramic nano driver body 4 applies the negative electric field to be professional;
when the clutch type piezoelectric ceramic nano driving component moves rightwards, a negative electric field is applied by the right piezoelectric ceramic clutch 6 to be in a state of being separated from the guide surfaces on the two sides of the U-shaped precision guide rail 1, a positive electric field is applied by the left piezoelectric ceramic clutch 2 to be in a state of being occluded with the guide surfaces on the two sides of the U-shaped precision guide rail 1, a positive electric field applied by the piezoelectric ceramic nano driver body 4 is in a lattice extension state, and/or a positive electric field is applied by the right piezoelectric ceramic clutch 6 to be in an state of being occluded with the guide surfaces on the two sides of the U-shaped precision guide rail 1, a negative electric field is applied by the left piezoelectric ceramic clutch 2 to be in a state of being separated from the guide surfaces on the two sides of the U-.
According to the technical scheme, the invention has the following beneficial effects:
the clutch type piezoelectric ceramic nano driver has the advantages of simple structure, reliable positioning and strong practicability, changes single positioning base point type piezoelectric ceramic into the driver through the matching control of the left and right piezoelectric ceramic clutches into the double floating positioning base point type piezoelectric ceramic nano driver, can theoretically realize infinite bidirectional displacement stroke as long as the length size of the U-shaped precision guide rail is extended according to the required stroke, and is favorable for promoting the application and popularization of the piezoelectric ceramic nano driver.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a separation and reunion formula piezoceramics nanometer driver, includes U type precision guide rail (1), U type precision guide rail (1) includes U type space, its characterized in that, be provided with separation and reunion formula piezoceramics nanometer drive assembly in the U type space, separation and reunion formula piezoceramics nanometer drive assembly includes left piezoceramics clutch (2), left connecting plate (3), piezoceramics nanometer driver body (4), right connecting plate (5) and right piezoceramics clutch (6) from left to right in proper order, left side piezoceramics clutch (2), left connecting plate (3), piezoceramics nanometer driver body (4), right connecting plate (5) and right piezoceramics clutch (6) connect gradually.
2. The clutch type piezoelectric ceramic nano actuator as claimed in claim 1, wherein the piezoelectric ceramic nano actuator body (4) has a piezoelectric monolithic lamination direction perpendicular to the guide surfaces on both sides of the U-shaped precision guide rail (1).
3. The on-off type piezoelectric ceramic nano driver as claimed in claim 1, wherein the piezoelectric monolithic lamination direction of the left piezoelectric ceramic clutch (2) is parallel to the guide surfaces on both sides of the U-shaped precision guide rail (1).
4. The on-off type piezoelectric ceramic nano driver as claimed in claim 1, wherein the piezoelectric monolithic lamination direction of the right piezoelectric ceramic clutch (6) is parallel to the guide surfaces on two sides of the U-shaped precision guide rail (1).
5. The on-off type piezoelectric ceramic nano driver as claimed in claim 1, wherein the left connecting plate (3) is rigidly connected with the left piezoelectric ceramic clutch (2) and the piezoelectric ceramic nano driver body (4), and the right connecting plate (5) is rigidly connected with the piezoelectric ceramic nano driver body (4) and the right piezoelectric ceramic clutch (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911019642.5A CN110635712A (en) | 2019-10-24 | 2019-10-24 | Clutch type piezoelectric ceramic nano driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911019642.5A CN110635712A (en) | 2019-10-24 | 2019-10-24 | Clutch type piezoelectric ceramic nano driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110635712A true CN110635712A (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911019642.5A Pending CN110635712A (en) | 2019-10-24 | 2019-10-24 | Clutch type piezoelectric ceramic nano driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110635712A (en) |
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2019
- 2019-10-24 CN CN201911019642.5A patent/CN110635712A/en active Pending
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