CN101725800A - Multidirectional rotating platform - Google Patents
Multidirectional rotating platform Download PDFInfo
- Publication number
- CN101725800A CN101725800A CN200810216825A CN200810216825A CN101725800A CN 101725800 A CN101725800 A CN 101725800A CN 200810216825 A CN200810216825 A CN 200810216825A CN 200810216825 A CN200810216825 A CN 200810216825A CN 101725800 A CN101725800 A CN 101725800A
- Authority
- CN
- China
- Prior art keywords
- platform
- piezo
- rotating platform
- multidirectional rotating
- pedestal
- 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.)
- Granted
Links
Images
Landscapes
- Accessories Of Cameras (AREA)
Abstract
The invention provides a multidirectional rotating platform, comprising a base, a first platform which is installed on the base and can rotate along a first axis relative to the base and a second platform which is installed on the first platform and can rotate along a second axis relative to the first platform. The rotating platform is characterized in that the rotating platform also comprises two piezo motors which are installed on the first platform, wherein one piezo motor is used for driving the first platform and the second platform to rotate relative to the base, and the other piezo motor is used for driving the second platform to rotate relative to the first platform. The multidirectional rotating platform has simple structure, small volume and low cost and is less affected by electromagnetic interference. The invention also provides a multidirectional camera system applying the multidirectional rotating platform.
Description
Technical field
The present invention relates to a kind of multidirectional rotating platform.
Background technique
Multi-faceted image pickup system be because can be by the control multidirectional rotating platform so that camera lens can absorb the scene of either direction, thereby it uses more and more widely, for example, can be used to monitor and/or alarm system, and be used for robot vision etc.
Usually, these systems comprise the electromagnetic motor that is connected to photographic camera by the transmission system of more complicated, motor and transmission system are controllable, with the optical axis of position cameras on than the direction of relative broad range, so as photographic camera can imaging fully greater than the scene in the expansion visual field of camera coverage.In addition, also the someone adopts a plurality of stepper motors to control the motion of different platform respectively.
Yet above-mentioned traditional driving system structure complexity, cost height, volume are subjected to electromagnetic interference greatly, easily.
Therefore, have need exploitation a kind of simple in structure, cost is low, volume is little, the multidirectional rotating platform that the electromagnetic interference influence is little.
Summary of the invention
For addressing the above problem, the invention provides a kind of multidirectional rotating platform, comprise pedestal, be installed on the described pedestal and first platform that rotates along first axle of pedestal relatively, and be installed on described first platform and can relative first platform along second platform of second axis rotation, described rotation platform comprises that also two piezo-electric motors are installed on described first platform, wherein a piezo-electric motor is used to drive described first platform and the relative pedestal rotation of second platform, and another piezo-electric motor is used to drive relative first platform rotation of described second platform.
Preferably, described first platform comprises a substrate and the supporting base that extends from described substrate, described second platform comprises that a rotor is rotatably mounted on the described supporting base, described two piezo-electric motors are installed on the described supporting base side by side, wherein the wiping coupling head of a piezo-electric motor is close to described pedestal, and the friction coupling head of another piezo-electric motor is close to the circumferential surface of described rotor.
Preferably, described pedestal comprises a disc-shaped body, is positioned at the side away from second platform of the substrate of described first platform, and described substrate is rotatably connected by one with body.
Preferably, described supporting base comprises two holding limbs, forms a containing space between two holding limbs, and described two piezo-electric motors are installed in the described containing space side by side.
The beneficial effect that illustrated embodiment of the present invention has is: simple in structure, volume is little, cost is low, it is little influenced by electromagnetic interference.
Description of drawings
Below in conjunction with accompanying drawing,, will make technological scheme of the present invention and other beneficial effects apparent by the specific embodiment of the present invention is described in detail.
In the accompanying drawing,
Figure 1 shows that multidirectional rotating platform schematic perspective view according to an embodiment of the invention;
Figure 2 shows that multidirectional rotating platform is in the schematic perspective view of another angle according to an embodiment of the invention;
Fig. 3 and the multi-faceted image pickup system that Figure 4 shows that the above-mentioned multidirectional rotating platform of application.
Embodiment
See also Fig. 1 and Fig. 2, multidirectional rotating platform comprises pedestal 10, first platform 30, reaches second platform 50 according to an embodiment of the invention.
Described pedestal 10 comprises that a disc-shaped body 10a reaches from the vertically extending axle of disc-shaped body 10a one side middle position 10b.
Described first platform 30 comprises substrate 32 and upwardly extending two supporting bases 34,36 from substrate 32 two opposite sides.The central authorities of described substrate 32 are provided with the assembly department 32a of a tool hollow structure, and the axle 10b of described pedestal 10 is installed in the assembly department 32a of described substrate 32 by a bearing 12.
Described second platform 50 comprises a rotor such as rotating disk 52, described rotating disk 52 is rotatably mounted on the wherein supporting base 34 of described first platform 30 by a rotating shaft, one fitting seat 60 is installed between two supporting bases 34,36 of described first platform 30, and can rotate with described rotating disk 52.Placement between fitting seat 60 and the rotating disk 52 can have a variety of, side as fitting seat 60 is extended with a rotating shaft towards rotating disk 52, one side of rotating disk 52 is extended with another rotating shaft towards fitting seat 60, two rotating shafts are rotated thereby make described rotating disk 52 can drive fitting seat 60 by spending strong the connection or riveted joint; Alternatively, described rotating disk 52 also can pass through one gear train/case drive fitting seat 60 rotations.
Two piezo- electric motors 70,80 are installed on the supporting base 34 of described first platform 30, and described supporting base 34 comprises two holding limb 34a, have a containing space between two holding limb 34a.Described two piezo- electric motors 70,80 are installed in respectively in the two motors cover 72,82, and the motor cover 72,82 that piezo- electric motor 70,80 is housed is contained in the containing space of described supporting base 34 abreast, slidably.One side of each motor cover 72,82 has an alar part 72a, 82a, each supporting base 34 is provided with a support block 34b towards a corresponding alar part, as described in two elastic devices are installed on respectively as helical spring 74,84 between the support block 34b of supporting base 34 and motor cover 72,82 alar part 72a, the 82a, alar part 72a, the 82a that replaces described motor cover 72,82 respectively to be applying lateral pressure to it, thereby make the friction coupling head 70a of two piezo- electric motors 70,80, upper surface that 80a is close to described disc-shaped body 10a respectively and the circumferential surface of rotating disk 52.Preferably, can extend a protruded stigma 72b, 82b, 34c in opposite directions on described each alar part 72a, 82a and the corresponding support block 34b, described spring 74,84 can be placed on corresponding protruded stigma 72b, 82b, the 34c, to prevent that spring 74,84 is from slippage between support block 34b and alar part 72a, the 82a.Preferably, the center line of described protruded stigma 72b, the relative piezo- electric motor 70,80 of 82b, 34c tilts, thereby make described spring 74,84 to apply lateral pressure to alar part 72a, the 82a of described motor cover 72,82 respectively, so that described motor cover 72,82 is close to a holding limb 34a of described supporting base 34.Several erection columns 34c extends from a side of described supporting base 34, is used to install a cover plate 38 (see figure 3)s in a side of described supporting base 34, with fixing described piezo- electric motor 70,80 to supporting base 34.
Alternatively, described piezo- electric motor 70,80 is a U. S. Patent the 5th, 453, a kind of motor of describing in No. 653, and its disclosure is incorporated herein by reference at this.This motor comprises rectangular piezoelectric ceramics vibrator, the front surface of this piezoelectric ceramics vibrator is provided with two pairs of discrete electrodes, be provided with on the rear surface and use electrode altogether, one driving head (nub) is arranged at the end of this piezoelectric ceramics vibrator, when wherein a discrete electrodes and common electrode conducting, the moving body that the driving head of this piezoelectric ceramics vibrator can rely on frictional force drives to be close to it moves towards a direction, when another discrete electrodes and common electrode conducting, the driving head of this piezoelectric ceramics vibrator can rely on the frictional force drives moving body towards another opposite direction motion.
After piezo-electric motor 70 energisings, the vibrator of piezo-electric motor 70 will produce vibration, thereby make the upper surface generation frictional force of disc-shaped body 10a of its friction coupling head 70a and described pedestal 10, under the effect of this frictional force, first platform 30 optionally rotates around axis Z along clockwise direction or counterclockwise together with second platform, 50 relative pedestals 10, and axis Z is by the center of axle 10b.
After piezo-electric motor 80 energisings, the vibrator of piezo-electric motor 80 will produce vibration, thereby make the circumferential surface of its friction coupling head 80a and described rotating disk 52 produce frictional force, under the effect of this frictional force, second platform, 50 relative first platforms 30 optionally rotate around axis X along clockwise direction or counterclockwise, and axis X is vertical with axis Z.
The multidirectional rotating platform that the foregoing description is lifted, because two piezo- electric motors 70,80 stack together, it is little to take up room.
Fig. 3 and Figure 4 shows that the multi-faceted image pickup system of using above-mentioned multidirectional rotating platform, one camera lens 90 is installed on the above-mentioned fitting seat 60, the multidirectional rotating platform of band camera lens 90 is installed in the housing 94, the pedestal 10 and the housing 94 of described platform fix, the lid 92 of the one roof shape of being made by transparent material can be fixed in the opening end of housing 94 by rotation buckle mode, by control piezo-electric motor 70, can make camera lens 90 around the suitable angle of axis Z rotation; By control piezo-electric motor 80, can make camera lens rotate suitable angle, thereby make that camera lens 90 can be along the optical axis of any direction location camera lens 90 in the direction of 4 π sphericity solid angles around axis X.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. multidirectional rotating platform, comprise pedestal, be installed on the described pedestal and first platform that rotates along first axle of pedestal relatively, and be installed on described first platform and can relative first platform along second platform of second axis rotation, it is characterized in that: described rotation platform comprises that also two piezo-electric motors are installed on described first platform, wherein a piezo-electric motor is used to drive described first platform and the relative pedestal rotation of second platform, and another piezo-electric motor is used to drive relative first platform rotation of described second platform.
2. multidirectional rotating platform as claimed in claim 1, it is characterized in that: described first platform comprises a substrate and the supporting base that extends from described substrate, described second platform comprises that a rotor is rotatably mounted on the described supporting base, described two piezo-electric motors are installed on the described supporting base side by side, wherein the wiping coupling head of a piezo-electric motor is close to described pedestal, and the friction coupling head of another piezo-electric motor is close to the circumferential surface of described rotor.
3. multidirectional rotating platform as claimed in claim 2 is characterized in that: described pedestal comprises a disc-shaped body, is positioned at the side away from second platform of the substrate of described first platform, and described substrate is rotatably connected by one with the body of described pedestal.
4. multidirectional rotating platform as claimed in claim 3 is characterized in that: the substrate of described first platform offers mounting hole, and described axle is fixed with the body of described pedestal and is rotatably mounted in the described mounting hole by a bearing.
5. multidirectional rotating platform as claimed in claim 2 is characterized in that: described supporting base comprises two holding limbs, forms a containing space between two holding limbs, and described two piezo-electric motors are installed in the described containing space side by side.
6. multidirectional rotating platform as claimed in claim 5 is characterized in that: be extended with several erection columns on each holding limb, be used to install the side of a cover plate in described supporting base, to fix described piezo-electric motor to supporting base.
7. multidirectional rotating platform as claimed in claim 2, it is characterized in that: described each piezo-electric motor is installed in the corresponding motor cover, each motor cover has the alar part that extends from the one side, corresponding each alar part of described supporting base is provided with a support block, two elastic devices are installed on respectively between described alar part and the corresponding support block, replace described motor cover respectively to apply lateral pressure to it.
8. multidirectional rotating platform as claimed in claim 7 is characterized in that: each alar part extends a pair of protruded stigma in opposite directions with corresponding support block, and described elastic device is a spring, is placed on respectively on the corresponding protruded stigma.
9. as each described multidirectional rotating platform of claim 1 to 8, it is characterized in that: described second platform also comprises a fitting seat and is installed in camera lens on the described fitting seat that described rotor can drive described fitting seat rotation.
10. multidirectional rotating platform as claimed in claim 9 is characterized in that: described multidirectional rotating platform is installed in the housing, and a lid of being made by transparent material is fixed in the opening end of housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102168251A CN101725800B (en) | 2008-10-10 | 2008-10-10 | Multidirectional rotating platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102168251A CN101725800B (en) | 2008-10-10 | 2008-10-10 | Multidirectional rotating platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101725800A true CN101725800A (en) | 2010-06-09 |
| CN101725800B CN101725800B (en) | 2012-11-07 |
Family
ID=42447143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102168251A Active CN101725800B (en) | 2008-10-10 | 2008-10-10 | Multidirectional rotating platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101725800B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954173A (en) * | 2011-08-24 | 2013-03-06 | 财团法人金属工业研究发展中心 | Bearing platform and flexible element applied to bearing platform |
| CN103807579A (en) * | 2014-02-28 | 2014-05-21 | 中电科技德清华莹电子有限公司 | Supporting device for pneumatic rotating platform |
| CN109458528A (en) * | 2018-12-24 | 2019-03-12 | 沈阳建筑大学 | A kind of self-regulation camera and surveyed plane included angle device |
| CN109854887A (en) * | 2019-03-14 | 2019-06-07 | 无锡市恒翼通机械有限公司 | The hollow rotating platform of anti-input axle fracture |
| CN111578079A (en) * | 2020-04-14 | 2020-08-25 | 睿恩光电有限责任公司 | Piezoelectric camera module rotating device, camera device and electronic equipment |
| CN112885077A (en) * | 2021-01-05 | 2021-06-01 | 安徽职业技术学院 | Intelligent sensing traffic monitoring device and intelligent monitoring system thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4017926B2 (en) * | 2002-07-08 | 2007-12-05 | 松下電器産業株式会社 | Surveillance camera device |
| CN100590748C (en) * | 2007-07-05 | 2010-02-17 | 浙江大学 | Cradle head for aerial photograph with two degrees of freedom by using aeromodelling helicopter as carrier |
-
2008
- 2008-10-10 CN CN2008102168251A patent/CN101725800B/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954173A (en) * | 2011-08-24 | 2013-03-06 | 财团法人金属工业研究发展中心 | Bearing platform and flexible element applied to bearing platform |
| CN102954173B (en) * | 2011-08-24 | 2015-07-08 | 财团法人金属工业研究发展中心 | Bearing platform and flexible element applied to bearing platform |
| CN103807579A (en) * | 2014-02-28 | 2014-05-21 | 中电科技德清华莹电子有限公司 | Supporting device for pneumatic rotating platform |
| CN109458528A (en) * | 2018-12-24 | 2019-03-12 | 沈阳建筑大学 | A kind of self-regulation camera and surveyed plane included angle device |
| CN109854887A (en) * | 2019-03-14 | 2019-06-07 | 无锡市恒翼通机械有限公司 | The hollow rotating platform of anti-input axle fracture |
| CN111578079A (en) * | 2020-04-14 | 2020-08-25 | 睿恩光电有限责任公司 | Piezoelectric camera module rotating device, camera device and electronic equipment |
| CN111578079B (en) * | 2020-04-14 | 2021-12-14 | 睿恩光电有限责任公司 | Piezoelectric camera module rotating device, camera device and electronic equipment |
| CN112885077A (en) * | 2021-01-05 | 2021-06-01 | 安徽职业技术学院 | Intelligent sensing traffic monitoring device and intelligent monitoring system thereof |
| CN112885077B (en) * | 2021-01-05 | 2022-03-08 | 安徽职业技术学院 | Intelligent sensing traffic monitoring device and intelligent monitoring system thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101725800B (en) | 2012-11-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107340667B (en) | Anti-shake miniature cradle head integrated with camera module | |
| CN101725800B (en) | Multidirectional rotating platform | |
| US11638352B2 (en) | Circuit board having multiple degrees of freedom and anti-shaking miniature actuator | |
| CN101666898B (en) | Multi-directional rotating platform | |
| CN101725803B (en) | Rotatable platform | |
| CN105824165B (en) | Band image shake correction function optical unit | |
| CN211509161U (en) | Anti-shake mechanism, camera module and electronic equipment | |
| CN110500479B (en) | Anti-shake miniature cradle head capable of driving camera module | |
| CN101847342A (en) | Display device | |
| CN107450251B (en) | Spring system and lens anti-shake device adopting same | |
| CN207867190U (en) | One kind having multivariant circuit board and stabilization micro-actuator | |
| CN112034662A (en) | Miniature anti-shake cloud platform and camera module | |
| KR20100061229A (en) | Optical image stabilizer for camera lens assembly | |
| CN112468732A (en) | Four-axis anti-shake voice coil motor for miniature camera | |
| CN112887549A (en) | Electronic device | |
| CN113542568A (en) | Anti-shake camera module and photographic equipment thereof | |
| CN112788217A (en) | Optical anti-shake driver, camera module and electronic equipment | |
| CN109343293A (en) | Electrostatic drive and Optical devices | |
| CN213817954U (en) | Four-axis anti-shake voice coil motor for miniature camera | |
| CN214228341U (en) | Optical anti-shake camera module | |
| JP2021524931A (en) | Prism device and periscope lens module applied to periscope lens module | |
| CN101458435B (en) | Omnirange camera system | |
| CN215581370U (en) | Anti-shake camera module and photographic equipment thereof | |
| CN213271668U (en) | Miniature anti-shake cradle head | |
| CN107949522B (en) | Satellite attitude control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |