CN206057678U - A kind of optical polarization platform - Google Patents
A kind of optical polarization platform Download PDFInfo
- Publication number
- CN206057678U CN206057678U CN201621048827.0U CN201621048827U CN206057678U CN 206057678 U CN206057678 U CN 206057678U CN 201621048827 U CN201621048827 U CN 201621048827U CN 206057678 U CN206057678 U CN 206057678U
- Authority
- CN
- China
- Prior art keywords
- lever
- bearing
- optical polarization
- grades
- enlargers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Mechanical Light Control Or Optical Switches (AREA)
- Mechanical Optical Scanning Systems (AREA)
Abstract
This utility model is related to a kind of optical polarization platform, including base, and base is provided with bearing, the jack of some erection joints is equipped with bearing；Four supporting mechanisms, are arranged on bearing Shang Bingyiqi centers and are uniformly distributed；Four actuating mechanisms, are connected with each supporting mechanism respectively；Four two grades of enlargers, connect each supporting mechanism and actuating mechanism respectively, and bearing is provided with four grooves for connecting each supporting mechanism and two grades of enlargers respectively；Installing plate, is arranged on each actuating mechanism end, for installing deflecting mirror.This utility model by two grades of enlargers, amplified twice, significantly increases the deflection angle of deflecting mirror by the displacement to piezoelectric ceramics output, it is to avoid light path is stopped by frame for movement；Flexible hinge can meet deflecting mirror flexible needs in different directions using the flexible unit of multi-layer thin lamellar, and will not be produced using the structure of column with the junction of deflecting mirror and pull and deformation, it is ensured that deflection angle.
Description
Technical field
This utility model is related to a kind of precise positioning work table, more particularly to a kind of optical polarization platform.
Background technology
Deflecting mirror is one kind of optical scanning device, is capable of achieving light beam scanning, light beam positioning, target following, is laser thunder
Up to one of Primary Components of application such as, adaptive optics, laser space communication.The operation principle of deflecting mirror is that driver is produced
The male character types in Chinese operas, usu. referring tov the bearded character displacement or displacement of the lines, drive additional reflecting mirror thereon to realize the deflection of angle.
In existing deflecting mirror micro-vibration platform, widely used type of drive is voice coil motor type of drive and piezoelectricity
Crystal-driven mode.Voice coil motor is capable of achieving minute surface under the input of low power consumption and deflects on a large scale, but due to voice coil motor
Power output is little, rigidity is low so that system response time is limited, and due to coil and the continuous relative motion of Magnet, affects system
Reliability；Piezoquartz type of drive can realize quick response, and control accuracy is higher, but output area is limited so that minute surface
Range of deflection it is little, mechanical mechanism to light path produce stop, in addition, scanning when, actuating mechanism can be produced to be pullled and deformation, its
There is considerable influence to deflection angle.
In view of above-mentioned defect, the design people, positive research and innovation in addition, to founding a kind of optics of new structure
Polarization platform so as to more the value in industry.
Utility model content
For solve above-mentioned technical problem, the purpose of this utility model be to provide a kind of light path will not by frame for movement stop,
The big optical polarization platform of deflection angle.
Optical polarization platform of the present utility model, including
- base, the base are provided with bearing, and the jack of some erection joints is equipped with the bearing；
- four supporting mechanisms, are arranged on the bearing Shang Bingyiqi centers and are uniformly distributed；
- four actuating mechanisms, are connected with each supporting mechanism respectively；
- four two grades of enlargers, connect each supporting mechanism and actuating mechanism respectively, and the bearing is provided with four difference
Connect the groove of each supporting mechanism and two grades of enlargers；
- installing plate, is arranged on each actuating mechanism end, for installing deflecting mirror.
Further, two grades of enlargers include support, and the support includes the bottom of two side and connection two side
Wall, wherein the end of side wall is connected with the first lever described in one, is connected with another side wall above first lever
And the second lever being connected with first lever, first lever is provided with the first through hole for deviateing its center, and described the
Two levers are provided with the second through hole for deviateing its center.
Further, the supporting mechanism includes being arranged on the bearing and is located at side wall described in two and diapire and first
Lever encloses the piezoelectric ceramics in the space to be formed, end and first thick stick of the piezoelectric ceramics towards first lever
Pad is provided between bar, the pad is provided with ball, is connected with the first through hole and pre- presses closer with what the ball offseted
Silk.
Further, the supporting mechanism also include being connected with the enlarger piezoelectric ceramics is wrapped in it is described
Gripper shoe in enlarger, the end of the wherein side wall in the enlarger are extended with blocking part laterally, described
The edge of fagging is offseted with the blocking part.
Further, the actuating mechanism is flexible hinge, and the flexible hinge includes being connected the with second through hole
One end and the second end of installing plate connection, and the first perpendicular flexible flake and the second flexible flake, it is described
The connecting portion of column is between first flexible flake and first end, between the first flexible flake and the second flexible flake.
Further, the junction and second flexible flake and connecting portion of first flexible flake and two connecting portions
Arc transition is with the second end junction.
Further, the installing plate is oval annular plate, which is provided with some mounting blocks.
Further, some installing holes are additionally provided with the base.
By such scheme, this utility model at least has advantages below：
1st, by two grades of enlargers, the displacement to piezoelectric ceramics output is amplified twice, significantly increases deflecting mirror
Deflection angle, it is to avoid light path is stopped by frame for movement；
2nd, flexible hinge can meet deflecting mirror flexible need in different directions using the flexible unit of multi-layer thin lamellar
Will, and will not be produced using the structure of column with the junction of deflecting mirror and pull and deformation, it is ensured that deflection angle.
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 description, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.
Description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is broken section front view of the present utility model；
Fig. 3 is mechanism's dimensional structure diagram of two grades of amplifications in this utility model；
Fig. 4 is the dimensional structure diagram of flexible hinge in this utility model.
Specific 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 this utility model, but is not limited to scope of the present utility model.
Referring to Fig. 1 to Fig. 4, a kind of optical polarization platform described in one preferred embodiment of this utility model, including base 10,
Seat 20, four supporting mechanisms, four actuating mechanisms, four two grades of enlargers 50 and installing plates 60, bearing 20 are arranged on base
On 10, four supporting mechanisms are arranged on 20 Shang Bingyiqi centers of bearing and are uniformly distributed, four actuating mechanisms respectively with each support machine
Structure connects, and four two grades of enlargers 50 connect each supporting mechanism and actuating mechanism respectively, and installing plate 60 is arranged on the machine that respectively actuate
On structure end, for installing deflecting mirror；Bearing 20 is provided with four grooves 22, puts for connecting each supporting mechanism and two grades respectively
Great institutions 50.
Specifically, two grades of enlargers 50 include support 51, and support 51 includes the diapire of two side and connection two side, its
The end of middle side wall is connected with the first lever 52, be connected with another side wall above the first lever 52 and with the first thick stick
Second lever 53 of the connection of bar 52, the first lever 52 are provided with the first through hole for deviateing its center, and the second lever 53 is provided with partially
From second through hole 54 at its center.First lever 52 is connected with the second lever 53, realizes that two-stage is amplified.
Supporting mechanism includes being arranged on bearing 20 and enclosing positioned at two side and diapire and the first lever 52 sky to be formed
Interior piezoelectric ceramics 30, piezoelectric ceramics are provided with pad 31, pad towards between the end of the first lever 52 and the first lever 52
31 are provided with ball 32, and the pretension jackscrew 33 offseted with ball 32 is connected with first through hole.To guarantee pretightning force, can be first
Two pretension jackscrews 33 of connection in through hole.In addition, for convenience of two pretension jackscrews 33 are installed in first through hole, can be in the second lever
The through hole corresponding with first through hole is set on 53, during installation pretension jackscrew 33, pretension jackscrew 33 the is entered into into through through hole
In one through hole.
Supporting mechanism is also included being connected with two grades of enlargers 50 piezoelectric ceramics 30 is wrapped in two grades of enlargers 50
Gripper shoe 55, the end of the wherein side wall in two grades of enlargers 50 is extended with blocking part 56 laterally, gripper shoe 55
Edge is offseted with blocking part 56.Thus, two grades of enlargers 50 can be supported well by gripper shoe 55, it is to avoid two grades of enlargers
Structure 50 produces the deflection angle for vertically moving and affecting deflecting mirror when piezoelectric ceramics 30 works.
Actuating mechanism is flexible hinge 40, and flexible hinge 40 includes the first end of the column being connected with the second through hole 54
41st, and the connection of installing plate 60 column the second end 42, and the first perpendicular flexible flake 43 and the second flexible flake
44, column is between the first flexible flake 43 and first end 41, between the first flexible flake 43 and the second flexible flake 44
Connecting portion 45.The flexible unit (i.e. first flexible flake 43 and second flexible flake 44) perpendicular by arranging two-layer, can
To meet deflecting mirror flexible needs in different directions.In addition, first end 41 and the second end 42 are disposed as column
Structure, can avoid first end 41 from pullling and deformation with the first flexible flake 43 and the second flexible flake 44 with the second end 42,
Ensure that the deflection angle of deflecting mirror.
Further to prevent first end 41 from drawing with the first flexible flake 43 and the second flexible flake 44 with the second end 42
Pull and deformation, this utility model the junction of the first flexible flake 43 and two connecting portions 45 and the second flexible flake 44 be connected
Portion 45 and 42 junction of the second end are arc transition, further offset first end 41 and the second end using arc transition
42 pull and deformation.
Further to avoid mechanical mechanism of the present utility model from stopping light path, in this utility model, installing plate 60 is ellipse
Annular plate, which is provided with some mounting blocks 61, when light is reflected from deflecting mirror reverse side, it is ensured that light path will not be blocked.
To eliminate the sluggishness and the characteristic wriggled of piezoelectric ceramics, this utility model is additionally provided with some perforation on bearing 20
21, for placing thunder not joint, 30 displacement transducer of piezoelectric ceramics is attached, the displacement to piezoelectric ceramics is carried out linearly
Control, to improve the response speed of piezoelectric ceramics.
This utility model is installed on required device for aspect, this utility model is additionally provided with some installations on base 10
Hole 11.
Operation principle of the present utility model is as follows：
Deflecting mirror is installed on installing plate 60, according to yawing moment and deflection angle, the piezoelectric ceramics 30 to responding leads to
Electricity, piezoelectric ceramics 30 produce inverse piezoelectric effect, by corresponding first lever 52 and the second lever 53 by the change of piezoelectric ceramics 30
Shape amount is amplified twice, passes to installing plate 60, and installing plate 60 drives deflecting mirror to enter horizontal deflection；When simultaneously to each piezoelectric ceramics
Apply alternating electric field, each piezoelectric ceramics produces vibration simultaneously, by the amplification of two grades of enlargers, realizes sweeping for deflecting mirror
Retouch.
This utility model adds two grades of enlargers by Piezoelectric Ceramic, can make the scanning angle of deflecting mirror：Optics>
1.5 degree；Angular resolution：Optics<31.25urad；Small-signal step response：<5ms；Low-angle bandwidth：>240Hz；Repeatable essence
Degree：<31.25urad.It can be seen that, this utility model response quickly, control accuracy are higher and achievable minute surface is deflected on a large scale.
The above is only preferred implementation of the present utility model, is not limited to this utility model, it is noted that
For those skilled in the art, on the premise of without departing from this utility model know-why, can also do
Go out some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.
Claims (8)
1. a kind of optical polarization platform, it is characterised in that：Including
- base, the base are provided with bearing, and the jack of some erection joints is equipped with the bearing；
- four supporting mechanisms, are arranged on the bearing Shang Bingyiqi centers and are uniformly distributed；
- four actuating mechanisms, are connected with each supporting mechanism respectively；
- four two grades of enlargers, connect each supporting mechanism and actuating mechanism respectively, and the bearing is provided with four and connects respectively
The groove of each supporting mechanism and two grades of enlargers；
- installing plate, is arranged on each actuating mechanism end, for installing deflecting mirror.
2. optical polarization platform according to claim 1, it is characterised in that：Two grades of enlargers include support, described
Support includes the diapire of two side and connection two side, wherein the end of side wall is connected with the first lever described in one, another side
The second lever for being connected with wall above first lever and being connected with first lever, is set on first lever
There is the first through hole for deviateing its center, second lever is provided with the second through hole for deviateing its center.
3. optical polarization platform according to claim 2, it is characterised in that：The supporting mechanism includes being arranged on the bearing
The piezoelectric ceramics space to be formed in, the piezoelectric ceramics direction are enclosed with diapire and the first lever above and positioned at side wall described in two
Pad is provided between the end of first lever and first lever, the pad is provided with ball, the first through hole
The pretension jackscrew offseted with the ball is connected with inside.
4. optical polarization platform according to claim 3, it is characterised in that：The supporting mechanism also includes and the enlarger
The piezoelectric ceramics is wrapped in the gripper shoe in the enlarger by structure connection, the wherein side wall in the enlarger
End is extended with blocking part laterally, and the edge of the gripper shoe is offseted with the blocking part.
5. optical polarization platform according to claim 2, it is characterised in that：The actuating mechanism is flexible hinge, described soft
Property hinge include being connected the second end of first end and installing plate connection with second through hole, it is and perpendicular
First flexible flake and the second flexible flake, between first flexible flake and first end, the first flexible flake and second
The connecting portion of column is between flexible flake.
6. optical polarization platform according to claim 5, it is characterised in that：The company of first flexible flake and two connecting portions
The place of connecing and second flexible flake are arc transition with connecting portion and the second end junction.
7. optical polarization platform according to claim 1, it is characterised in that：The installing plate is oval annular plate, its
It is provided with some mounting blocks.
8. the optical polarization platform according to any one of claim 1-7, it is characterised in that：Some peaces are additionally provided with the base
Dress hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621048827.0U CN206057678U (en) | 2016-09-12 | 2016-09-12 | A kind of optical polarization platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621048827.0U CN206057678U (en) | 2016-09-12 | 2016-09-12 | A kind of optical polarization platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206057678U true CN206057678U (en) | 2017-03-29 |
Family
ID=58371151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621048827.0U Withdrawn - After Issue CN206057678U (en) | 2016-09-12 | 2016-09-12 | A kind of optical polarization platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206057678U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226899A (en) * | 2016-09-12 | 2016-12-14 | 苏州迈客荣自动化技术有限公司 | A kind of micro-vibration platen of deflecting mirror |
-
2016
- 2016-09-12 CN CN201621048827.0U patent/CN206057678U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226899A (en) * | 2016-09-12 | 2016-12-14 | 苏州迈客荣自动化技术有限公司 | A kind of micro-vibration platen of deflecting mirror |
| CN106226899B (en) * | 2016-09-12 | 2019-04-09 | 苏州迈客荣自动化技术有限公司 | A kind of micro-vibration platform of deflecting mirror |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106226899A (en) | A kind of micro-vibration platen of deflecting mirror | |
| CN100582850C (en) | Quick control reflector | |
| CN103264920B (en) | Deviation rectifying device capable of adjusting tension in vacuum plasma environment and method thereof | |
| KR20100101603A (en) | Slide stage, and slide stage movable in x- and y-directions | |
| CN100461365C (en) | High precision silicon slice bench and uses thereof | |
| CN103411106A (en) | Nested rhombus-shaped amplification two-dimensional precise locating platform | |
| CN104849858B (en) | Pivot is in the fast steering mirror controlling organization and method of reflecting surface | |
| CN206057678U (en) | A kind of optical polarization platform | |
| CN107390321B (en) | Optical fiber core adjusting frame lifting mechanism of optical fiber fusion splicer | |
| CN104900573B (en) | A kind of differential lever micro-displacement amplifying device of symmetrical expression | |
| JP2022540405A (en) | Optical Path Displacement Compensation Based Emitted Light Power Stabilization Assembly | |
| WO2022199130A1 (en) | Galvanometer and projector | |
| CN107906315A (en) | A kind of micro-displacement motion platform of dynamic frequency real-time, tunable | |
| CN206292312U (en) | Soft arranging wire contraposition adjustment test platform based on optical alignment | |
| US20210140819A1 (en) | Tunable spectrum sensing device, out-of-plane motion motor and producing method thereof | |
| WO2018047413A1 (en) | Optical component mounting device and sensor device manufacturing method | |
| KR20130052522A (en) | A component placement device comprising a machine frame and at least two component pickup units, as well as a method for driving such a component placement device | |
| CN206036546U (en) | Three degree of freedom precision positioning platforms on XY theta plane | |
| CN206051540U (en) | Micro-nano technology equipment and its positioner | |
| CN107664923A (en) | A kind of micropositioner and its control method for photoetching sports platform system | |
| KR101133990B1 (en) | Scanning apparatus having a pair of actuator | |
| KR20150090422A (en) | Die bong head and method of bonding a die using the die bonding head | |
| CN104459939B (en) | Spacing reflection mirror supports, focusing integrated apparatus | |
| CN108109671A (en) | Two level displacement amplifying mechanism based on diamond shape compliant mechanism | |
| JP5311206B2 (en) | Nip roll mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170329 Effective date of abandoning: 20190409 |