CN108296800A - A kind of XZ high-precision movement platforms vertically decoupled - Google Patents
A kind of XZ high-precision movement platforms vertically decoupled Download PDFInfo
- Publication number
- CN108296800A CN108296800A CN201810241670.0A CN201810241670A CN108296800A CN 108296800 A CN108296800 A CN 108296800A CN 201810241670 A CN201810241670 A CN 201810241670A CN 108296800 A CN108296800 A CN 108296800A
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- China
- Prior art keywords
- macro
- movement
- wedge block
- guide rail
- moving parts
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/02—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby of table type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
The present invention provides a kind of XZ high-precision movement platforms vertically decoupled, and while realizing X, Y-axis movement, Z axis movement is realized by using wedge block.A kind of technical solution of the XZ high-precision movement platforms vertically decoupled of the present invention includes：Pedestal；Two groups of moving parts, moving parts with respect to pedestal horizontal movement and movement locus it is perpendicular；Wedge block, wedge block are located on a certain moving parts, and wedge block has inclined surface；Moving platform, wedge block are moved along the direction closer or far from moving platform, and inclined surface pushes moving platform to be slided up and down with respect to pedestal.By two groups of moving parts horizontal movements in this present embodiment and movement locus it is perpendicular, realize X, Y two axle movement, stable structure.In addition, by using wedge block, wedge block is allowed to be located on one of moving parts, during wedge block moves, slope driving moving platform is slided up and down relative to pedestal, realizes two decoupler shafts of XZ, simple in structure.
Description
Technical field
The present invention relates to a kind of diving plane platforms, refer in particular to a kind of XZ high-precision movement platforms vertically decoupled.
Background technology
Existing diving plane device mostly use two concatenated mode combinations of motor form and motor more be disposed vertically,
Decoupling is not ingenious, and the component being disposed vertically is affected by gravity seriously, and there is related link is lengthy and jumbled, and moving parts are more, negative
Carry the defects of big, it is difficult to meet high-speed motion and precision positioning requirement well.
Invention content
The present invention provides a kind of XZ high-precision movement platforms vertically decoupled, while realizing X, Y-axis movement, by using
Wedge block realizes Z axis movement.
A kind of technical solution of the XZ high-precision movement platforms vertically decoupled of the present invention includes：
Pedestal；
Two groups of moving parts, the relatively described pedestal horizontal movement of the moving parts and movement locus is perpendicular；
Wedge block, the wedge block are located on a certain moving parts, and the wedge block has inclined surface；
Moving platform, the wedge block are moved along the direction closer or far from the moving platform, described in the inclined surface promotion
The relatively described pedestal of moving platform slides up and down.
Preferably,
Further include U-shaped frame, it is described it is U-shaped be erected on another moving parts, and the moving platform is slidably mounted on institute
It states on U-shaped frame.
Preferably,
Each moving parts include macro movement parts and the macro/micromotion part with the macro movement parts elastic connection, two
Piezoelectric ceramics is equipped between person.
Preferably,
There is extension, the extension to have empty slot in the macro movement parts；Have on the macro/micromotion part and accommodates
The cavity of the extension, the cavity are equipped with the protrusion for being embedded in the non-end of the empty slot.
Preferably,
The piezoelectric ceramics is arranged in the empty slot and positioned at the side of the protrusion, and the empty slot is interior and the protrusion
The other side be equipped with high steel spring.
Preferably,
The a certain macro/micromotion part is equipped with guide rail three, and the guide rail three is parallel to the fortune of another macro/micromotion part
Dynamic rail mark, the wedge block are mounted on the guide rail three.
Preferably,
On the U-shaped macro/micromotion part being erected at without the guide rail three.
Preferably,
Further include being installed on the base with the one-to-one driving device of the moving parts, the driving device.
Preferably,
The both sides of two driving devices is respectively provided with guide rail one and guide rail two, is used on the guide rail one and the guide rail two
In the setting moving parts.
Preferably,
The driving device is linear motor.
It is using the advantageous effect of above-mentioned technical proposal：
By two groups of moving parts horizontal movements in this present embodiment and movement locus it is perpendicular, realize two axis of X, Y fortune
It is dynamic, stable structure.In addition, by using wedge block, wedge block is allowed to be located on one of moving parts, in wedge block movement
In the process, slope driving moving platform is slided up and down relative to pedestal, realizes two decoupler shafts of XZ, simple in structure.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structure chart of the XZ high-precision movement platforms vertically decoupled of the present invention；
Fig. 2 is a kind of explosive view of the XZ high-precision movement platforms vertically decoupled of the present invention.
Specific implementation mode
The present invention provides a kind of XZ high-precision movement platforms vertically decoupled, while realizing X, Y-axis movement, by using
Wedge block realizes Z axis movement.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of technical solution of the XZ high-precision movement platforms vertically decoupled of the present invention includes：
Pedestal；
Two groups of moving parts, two groups of moving parts are respectively relative to pedestal horizontal movement, and the movement of two groups of moving parts
Track is perpendicular；
Wedge block, the wedge block are located on any moving parts, can be moved together with the moving parts, and wedge block has one
Inclined surface；
Moving platform, wedge block are moved along the direction closer or far from moving platform, and inclined surface pushes moving platform relative to pedestal
It slides up and down.
In order to realize that above-mentioned two groups of moving parts are moved by desired guiding trajectory, each group of moving parts are slidably arranged in guide rail
On, and each group of moving parts correspond to a driving device, drive corresponding moving parts to be slided along guide rail by the driving device,
Driving device can be linear motor.
Above-mentioned each moving parts include macro movement parts and the macro/micromotion part with macro movement parts elastic connection, macro movement
It is equipped with piezoelectric ceramics between part and macro/micromotion part.Macro movement parts and the specific connection relation of macro/micromotion part are：Macro movement parts
It is upper that there is extension, extension to have empty slot；There is the cavity for accommodating extension, cavity are equipped on macro/micromotion part for embedding
Enter the protrusion of the non-end of empty slot.Piezoelectric ceramics is arranged in empty slot and positioned at the side of protrusion, the interior and raised other side of empty slot
Equipped with high steel spring.
In view of the movement locus of above-mentioned two groups of moving parts is perpendicular, for convenience of description, by one of which exercise group
Part is defined as X to moving parts, X to moving parts include the macro movement parts of X, X macro/micromotion parts, the macro movement parts of X and X macro/micromotions
Part elastic connection, centre are equipped with X piezoelectric ceramics；Another group of moving parts are defined as Y-direction moving parts, and Y-direction moving parts include Y
Macro movement parts, Y macro/micromotion parts, the macro movement parts of Y and Y macro/micromotion part elastic connections, centre is equipped with Y piezoelectric ceramics.
In order to realize that wedge block pushes moving platform to slide up and down, the above-mentioned XZ high-precision movement platforms vertically decoupled further include U
Type frame, wedge block are located on one of them macro fine motion part, and U-shaped to be erected on another macro fine motion part, moving platform is slidably arranged in U
In type frame, during being moved along the direction of close moving platform when wedge block, the inclined-plane of wedge block gradually connects with moving platform
It touches, top pressure moving platform is along U-shaped frame upward sliding.Further, it installs and is also further provided with guide rail on the macro fine motion part of wedge block
Three, for being embedded in the wedge block, the guide rail three is parallel with another macro movement locus of fine motion part.
By above-mentioned discussion, with reference to Fig. 1 and Fig. 2 for a kind of XZ high-precision movement platform exhibitions vertically decoupled of the present invention
Open explanation.
A kind of XZ high-precision movement platforms vertically decoupled of the present invention, including the macro movement parts 2 of pedestal 1, X, guide rail one 3, first
Linear motor 4, X macro/micromotions part 5, high steel spring 1, X piezoelectric ceramics 7, U-shaped frame 8, moving platform 9, wedge block 10, high steel bomb
Spring 2 11, Y macro/micromotions part 12, Y piezoelectric ceramics 13, the macro movement parts 14 of Y, second straight line motor 15, guide rail 2 16.
The connection relation of above-mentioned each component is：
The macro movement parts 2 of X and X macro/micromotions part 5 constitute one group of moving parts, and the two is arranged on guide rail 1；First is straight
Line motor 4 is fixed on pedestal 1, and the macro movement parts of the mover of first straight line motor 4 and X 2 are connect, and drive the macro movement parts 2 of X and X
Macro/micromotion part 5 is slided along guide rail 1；Guide rail 1 is fixed on pedestal 1, and positioned at the both sides of first straight line motor 4, i.e., the
One linear motor 4 is located between the gap of two guide rails 1.
By taking the macro movement parts 2 of X and X macro/micromotions part 5 as an example, there is extension 21, extension 21 to have in the macro movement parts of X 2
Empty slot 22；There is the cavity 23 for accommodating extension 21, cavity 23 are equipped on macro/micromotion part 5 for being embedded in 22 non-end of empty slot
24, X of protrusion piezoelectric ceramics 7 be arranged in the empty slot 22 and in the side of protrusion 24, empty slot 22 and the other side of protrusion 24
Equipped with high steel spring 1.
The macro movement parts 14 of Y and Y macro/micromotions part 12 constitute one group of moving parts, and the two is arranged on guide rail 2 16；The
Two linear motors 15 are fixed on pedestal 1, and the macro movement parts of the mover of second straight line motor 15 and Y 14 are connect, and drive the macro movements of Y
Part 14 and Y macro/micromotions part 12 are slided along guide rail 2 16；Guide rail 2 16 is fixed on pedestal 1, and is located at second straight line motor 15
Both sides, i.e. second straight line motor 15 is located between the gap of two guide rails 2 16.Guide rail 2 16 and guide rail 1 are perpendicular.
In addition, the U-shaped frame 8 in the present embodiment is fixed on X macro/micromotions part 5, U-shaped frame 8 links with X macro/micromotions part 5；
Wedge block 10 is slidably mounted on Y macro/micromotions part 12, and Y macro/micromotions part 12 is equipped with guide rail 3 121, and the insertion of wedge block 10 is led
In rail 3 121, guide rail 3 121 is parallel with the movement locus of X macro/micromotions part 5, wedge block 10 with Y macro/micromotions part 12
It, can also opposite 12 sliding of Y macro/micromotions part in dynamic process.Moving platform 9 is additionally provided on U-shaped frame 8, in wedge block 10 along close
During the direction movement of moving platform 9, the slope driving moving platform 9 of wedge block 10 is moved up along U-shaped frame 8.8 He of U-shaped frame
The installation site of wedge block 10 is interchangeable, as long as realizing that moving platform 9 is moved up and down relative to type frame 8.It should be noted that
The installation site of U-shaped frame 8 and wedge block 10 can be interchanged, and U-shaped frame 8 is mounted on Y macro/micromotions part 12, and wedge block 10 is mounted on
On X macro/micromotions part 5, guide rail three is arranged on X macro/micromotions part 5 at this time, the movement locus of guide rail three and Y macro/micromotions part 12
It is parallel.
Wedge block 10 can be the triangular structure of right angle with an inclined-plane shown in figure, the inclined-plane phase with wedge block 10
The bottom surface of the moving platform of contact is also inclined surface.
By above description it is found that first straight line motor 4 directly drives the macro movement parts 2 of X, X macro/micromotions part 5, X piezoelectricity pottery
Porcelain 7, U-shaped frame 8, moving platform 9 realize X to macro movement, and X piezoelectric ceramics 7 drives X macro/micromotions part 5 and U-shaped frame 8, moving platform 9 real
Existing X is finally reached macro micro- compound, pinpoint effect to micromotion；Second straight line motor 15 directly drives the macro movement parts of Y
14, Y macro/micromotions part 12, Y piezoelectric ceramics 13, wedge block 10, top pressure moving platform 9 realize that the macro movement of Z-direction, Y piezoelectric ceramics 13 are driven
Dynamic Y macro/micromotions part 12 realizes Z-direction micromotion with 10 top pressure moving platform 9 of wedge block, be finally reached it is macro micro- compound, it is pinpoint
Effect.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these modification or
It replaces, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of XZ high-precision movement platforms vertically decoupled, which is characterized in that including：
Pedestal；
Two groups of moving parts, the relatively described pedestal horizontal movement of the moving parts and movement locus is perpendicular；
Wedge block, the wedge block are located on a certain moving parts, and the wedge block has inclined surface；
Moving platform, the wedge block are moved along the direction closer or far from the moving platform, and the inclined surface pushes described dynamic flat
The relatively described pedestal of platform slides up and down.
2. the XZ high-precision movement platforms according to claim 1 vertically decoupled, which is characterized in that further include U-shaped frame, it is described
It is U-shaped to be erected on another moving parts, and the moving platform is slidably mounted on the U-shaped frame.
3. the XZ high-precision movement platforms according to claim 2 vertically decoupled, which is characterized in that each moving parts
Include macro movement parts and the macro/micromotion part with the macro movement parts elastic connection, is equipped with piezoelectric ceramics between the two.
4. the XZ high-precision movement platforms according to claim 3 vertically decoupled, which is characterized in that have in the macro movement parts
There are extension, the extension that there is empty slot；There is the cavity for accommodating the extension, the cavity on the macro/micromotion part
It is equipped with the protrusion for being embedded in the non-end of the empty slot.
5. the XZ high-precision movement platforms according to claim 4 vertically decoupled, which is characterized in that the piezoelectric ceramics setting
Side in the empty slot and positioned at the protrusion, in the empty slot and other side of the protrusion is equipped with high steel spring.
6. the XZ high-precision movement platforms according to claim 3 vertically decoupled, which is characterized in that a certain macro/micromotion
Part is equipped with guide rail three, and the guide rail three is parallel to the movement locus of another macro/micromotion part, and the wedge block is mounted on
On the guide rail three.
7. the XZ high-precision movement platforms according to claim 6 vertically decoupled, which is characterized in that described U-shaped to be erected at nothing
On the macro/micromotion part of the guide rail three.
8. the XZ high-precision movement platforms according to claim 1 vertically decoupled, which is characterized in that further include and the movement
The one-to-one driving device of component, the driving device installation is on the base.
9. the XZ high-precision movement platforms according to claim 8 vertically decoupled, which is characterized in that two driving devices
Both sides be respectively provided with guide rail one and guide rail two, for the moving parts to be arranged on the guide rail one and the guide rail two.
10. the XZ high-precision movement platforms according to claim 8 vertically decoupled, which is characterized in that the driving device is
Linear motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810241670.0A CN108296800A (en) | 2018-03-22 | 2018-03-22 | A kind of XZ high-precision movement platforms vertically decoupled |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810241670.0A CN108296800A (en) | 2018-03-22 | 2018-03-22 | A kind of XZ high-precision movement platforms vertically decoupled |
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| CN108296800A true CN108296800A (en) | 2018-07-20 |
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| CN201810241670.0A Pending CN108296800A (en) | 2018-03-22 | 2018-03-22 | A kind of XZ high-precision movement platforms vertically decoupled |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108638043A (en) * | 2018-07-27 | 2018-10-12 | 广东工业大学 | A kind of macro micro- parallel robot platform of the six degree of freedom of coplanar driving |
| CN108637714A (en) * | 2018-07-27 | 2018-10-12 | 广东工业大学 | A kind of macro micro- bilingual coupling motion platform that five degree of freedom is coordinated |
| CN108788792A (en) * | 2018-09-11 | 2018-11-13 | 广东工业大学 | A kind of driving of plane can pitching Three-degree-of-freedom motion platform |
| CN112908502A (en) * | 2021-01-27 | 2021-06-04 | 中国核动力研究设计院 | Spring plate type horizontal and vertical bidirectional excitation decoupling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108637714A (en) * | 2018-07-27 | 2018-10-12 | 广东工业大学 | A kind of macro micro- bilingual coupling motion platform that five degree of freedom is coordinated |
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| CN108788792A (en) * | 2018-09-11 | 2018-11-13 | 广东工业大学 | A kind of driving of plane can pitching Three-degree-of-freedom motion platform |
| CN112908502A (en) * | 2021-01-27 | 2021-06-04 | 中国核动力研究设计院 | Spring plate type horizontal and vertical bidirectional excitation decoupling device |
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