CN103513493B - Optical anti-shake drives structure - Google Patents
Optical anti-shake drives structure Download PDFInfo
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- CN103513493B CN103513493B CN201210217663.XA CN201210217663A CN103513493B CN 103513493 B CN103513493 B CN 103513493B CN 201210217663 A CN201210217663 A CN 201210217663A CN 103513493 B CN103513493 B CN 103513493B
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- Prior art keywords
- sliding platform
- pedestal
- guide rod
- plane
- hook
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- 230000003287 optical effect Effects 0.000 title claims abstract description 24
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000006073 displacement reaction Methods 0.000 claims abstract description 19
- 238000010586 diagram Methods 0.000 description 4
- 230000001186 cumulative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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Abstract
The present invention provides a kind of optical anti-shake to drive structure, and it includes that a pedestal, a sliding platform, a driving means and one limit device.At least two guide rods are set on described pedestal, described guide rod approximately the same plane on pedestal is arranged, described sliding platform is hung on described guide rod, described sliding platform has lens and arranges, described lens are relative with the loophole that described pedestal has, described driving means is arranged on described pedestal and drives described sliding platform displacement, described restriction device to be positioned on described pedestal the scope limiting described sliding platform displacement.The present invention is arranged in approximately the same plane by described guide rod, and the described lens guiding described sliding platform carry out the compensation of optical shift, makes described driving structure simplify, and reduces thickness and makes assembling convenient.
Description
Technical field
The present invention relates to a kind of optical anti-shake and drive structure, a kind of optical anti-shake driving structure carrying out optical compensation with the in one plane displacement of the lens on single sliding platform.
Background technology
The image-taking device such as camera, camera produces blooming and mostlys come from the vibrations of hand-held when pick-up image, is currently used for solving, in the mode that hands shakes, have a kind of lens utilized in mobile camera optical path to carry out the mode of light shaft offset compensation.This mode needs one and drives structure to move to order about described lens, and is along being perpendicular to the in-plane displancement of camera lens optical axis (Z axis) to reach the effect of compensation.Therefore, described driving structure is generally of two axial sliding platforms, is disposed therein by described lens on a sliding platform, then coincides together by said two sliding platform, is then ordered about described sliding platform displacement running by respective driving means.Described driving structure is owing to comprising two groups of plane drive member, and the thickness that will result in structure is higher, is unfavorable for the energy-saving design that product is light, thin, short, little.It addition, described driving structural elements is many, coordinates the cumulative limit of generation to increase between each component, thus the precision of command displacement can be reduced, the inconvenience in assembling can be caused simultaneously.But, one of anti-hands shake function outfit becoming main flow of image-taking device, the acquisition demand of the most corresponding high capture quality, described driving structure should continue to be improved again.
Summary of the invention
In view of this, it is necessary to provide and structure thickness can be made to reduce a kind of optical anti-shake driving structure being easy to again assembling.
The present invention provides a kind of optical anti-shake to drive structure, and it includes that a pedestal, a sliding platform, a driving means and one limit device.At least two guide rods are set on described pedestal, described guide rod approximately the same plane on pedestal is arranged, described sliding platform is hung on described guide rod, described sliding platform has lens and arranges, described lens are relative with the loophole that described pedestal has, described driving means is arranged on described pedestal and drives described sliding platform displacement, described restriction device to be positioned on described pedestal the scope limiting described sliding platform displacement.
Compare prior art, the optical anti-shake of the present invention drives structure, described sliding platform is hung by the described guide rod arranged in approximately the same plane on described pedestal, so that described lens just can be driven to coordinate the demand of optical compensation with single described sliding platform, described driving means and described restriction device all may be disposed on described pedestal, effectively simplify the component driving structure, reach reduction thickness and good practical usefulness easy to assembly.
Accompanying drawing explanation
Fig. 1 is the embodiment schematic diagram that optical anti-shake of the present invention drives structure.
Fig. 2 is the schematic diagram at another visual angle of the optical anti-shake driving structure of Fig. 1.
Fig. 3 is the schematic diagram that starts from pedestal of sliding platform that the optical anti-shake of Fig. 1 drives structure.
Main element symbol description
| Drive structure | 10 |
| Pedestal | 12 |
| Loophole | 122 |
| Guide rod | 124 |
| Bearing block | 126 |
| Space | 120 |
| Sliding platform | 14 |
| Hole | 142 |
| First plane | 144 |
| Second plane | 146 |
| Hook | 1462 |
| Spacing | 1460 |
| Driving means | 16 |
| Coil | 162 |
| Magnet | 164 |
| Hall sensor | 166 |
| Limit device | 18 |
| Locating dowel | 182 |
| Hole, location | 184 |
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is made one specifically to introduce.
Refer to Fig. 1, drive the embodiment schematic diagram of structure for optical anti-shake of the present invention.Described driving structure 10, it includes a pedestal 14, driving means 16 of 12, sliding platform and a restriction device 18.The middle position of described pedestal 12 has a loophole 122, and described loophole 122 runs through described pedestal 12, allows that light enters or penetrates described loophole 122.When described pedestal 12 is arranged between camera lens and image sensor (not indicating in figure), the hole that described loophole 122 passes through for camera lens optical axis.Arranging at least two guide rods 124 on described pedestal 12, the described guide rod 124 approximately the same plane on described pedestal 12 is arranged, and the light that the plane at described guide rod 124 place and described loophole 122 pass through is mutually perpendicular to.In present embodiment, described pedestal 12 arranging two guide rods 124, described two guide rods 124 lay respectively at two axial locations of approximately the same plane.Described two guide rods 124 are arranged by the bearing block 126 having on described pedestal 12, and described bearing block 126 supports at the two ends of described guide rod 124, makes described guide rod 124 be kept in approximately the same plane.Described guide rod 124 is supported by described bearing block 126 and is positioned on the surface of described pedestal 12, makes to have between described guide rod 124 and described pedestal 12 surface a space 120, and described space 120 highly allows that described sliding platform 14 is arranged.There is on described sliding platform 14 hole 142, there are in described hole 142 lens (not indicating in figure) arrange, described hole 142 is relative with the described loophole 122 of described pedestal 12, and the light making described loophole 122 pass through can project via the lens in described hole 142.
Described sliding platform 14 includes first plane 144 and second plane 146, and described first plane 144 is towards the surface of described pedestal 12, and described second plane 146 is positioned at the back side of described first plane 144.In described second plane 146, the position of the most described guide rod 124 has at least three hook 1462 and arranges, described hook 1462 is upright in described second plane 146, having a spacing 1460 between hook end and described second plane 146 of described hook 1462, the width of described spacing 1460 allows that described guide rod 124 is arranged.Described hook 1462 hook respectively, on described guide rod 124, makes described sliding platform 14 hang on the surface of described pedestal 12 (as shown in Figure 2).Described hook 1462, along the sliding of described guide rod 124, makes described sliding platform 14 approximately the same plane on described pedestal 12 can carry out different directions and move, thus in the described hole 142 relative with described loophole 122, lens can make the adjustment of relative position.In other words, the lens arranged in described hole 142 carry out the adjustment of light shaft offset during hands shake along with the adjustment of described sliding platform 14 position, the light that can guide the injection of described loophole 122.The hook end of described hook 1462 is dihedral cylinder, and connect at angle hooking on the cylinder body of rod of described guide rod 124 with described dihedral cylinder, can reduce the friction of contact surface between described hook 1462 and described guide rod 124, the sliding making described sliding platform 14 is more smooth and easy.In present embodiment, the hook end of described hook 1462 is triangle prism, and connects angle hooking on described guide rod 124 with one of them.
The sliding of described sliding platform 14 is to be driven by described driving means 16, and described driving means 16 is arranged on described pedestal 12, and between described pedestal 12 surface and described first plane 144 of described sliding platform 14.Described driving means 16 includes 162, at least two Magnet 164 of at least two coils and at least two hall sensors (Hallsensor) 166, described coil 162 and described hall sensor 166 are arranged on described pedestal 12 surface, and described Magnet 164 is arranged in described first plane 144 (as shown in Figure 3).When described sliding platform 14 hangs on described guide rod 124, described first plane 144 is relative with described pedestal 12 surface, and described Magnet 164 is then relative with described coil 162 and described hall sensor 166.Described Magnet 164 is relative with described coil 162, is produced the strength driven by magnetic action therebetween, and described driving force acts on and makes its running producing displacement on described sliding platform 14.Described Magnet 164 is relative with described hall sensor 166, and described hall sensor 166 is by sensing described Magnet 164 magnetic flux to detect the displacement of described sliding platform 14.Described hall sensor 166 is by the displacement of described sliding platform 14, the control processing system being fed back to the shake of anti-hands (does not indicates in figure, it is that it will not go into details for conventional devices), make described control processing system can effectively adjust the adjustment of described lens on light axle offset on described sliding platform 14.
In present embodiment, described two guide rods 124 that described driving means 16 correspondence is arranged on described pedestal 12 surface, use 162, two Magnet 164 of two coils and two hall sensors 166.One coil 162, one Magnet 164 and the relative one guide rod 124 of one hall sensor 166 are arranged, described two guide rods 124 are made each to have axial driving assembly, to drive the sliding under the guiding of described two guide rods 124 of described sliding platform 14.The displacement of described sliding platform 14 mainly in response to subject as time hand-held vibrations produced by optical axis deviation, therefore need to cause in described hand-held vibrations and in the range of optical axis deviation, control the displacement of described sliding platform 14, if will be unable to be controlled and lost efficacy, so described sliding platform 14 needs the scope that described restriction device 18 limits its displacement in the range of hand-held inclined shake beyond sliding platform 14 described in this scope.Described restriction device 18 includes a locating dowel 182 and hole 184, a location.Described locating dowel 182 is arranged on the surface of described pedestal 12, and hole, described location 184 is arranged on described sliding platform 14, and described locating dowel 182 is positioned at hole, described location 184.When described sliding platform 14 hangs on described guide rod 124, the described locating dowel 182 position on described pedestal 12 surface is fixed, described sliding platform 14 will be limited in displacement in the range of hole by hole, described location 184, produce the restriction to described sliding platform 14 displacement activity scope.Shape the most described guide rod 124 position of hole 184, described location hole shaping (as shown in Figure 1) is set, effectively to limit the displacement range of described sliding platform 14.In present embodiment, the position that described two guide rods 124 are arranged makes the void shape in hole, described location 184 be rectangle.
The optical anti-shake of the present invention drives structure, the described guide rod 124 arranged with approximately the same plane on described pedestal 12 hangs described sliding platform 14, and described driving means 16 and described restriction device 18 are set at described pedestal 12, can drive and limit described sliding platform 14 displacement in the range of hand-held vibrations, be adjusted with the light shaft offset that opponent's shake causes.Described driving structure uses component simplification, reducing thickness, makes assembling easy, and the cumulative limit that can reduce again manufacture has preferably effective utilization.
It addition, those skilled in the art also can do other change, certainly, these changes done according to present invention spirit in spirit of the present invention, within all should being included in scope of the present invention.
Claims (3)
1. an optical anti-shake drives structure, it includes that a pedestal, a sliding platform, a driving means and one limit device, at least two guide rods are set on described pedestal, described guide rod approximately the same plane on pedestal is arranged, described sliding platform is hung on described guide rod, described sliding platform has lens and arranges, described lens are relative with the loophole that described pedestal has, described driving means is arranged on described pedestal and drives described sliding platform displacement, described restriction device to be positioned on described pedestal the scope limiting described sliding platform displacement；Described sliding platform includes first plane and second plane, described first plane is towards the surface of described pedestal, described second plane is positioned at the back side of described first plane, in described second plane, the position of the most described guide rod has at least three hook setting, described hook is upright in described second plane, between hook end and described second plane of described hook, there is a spacing, the width of described spacing allows that described guide rod is arranged, and described hook hook respectively is on described guide rod.
2. optical anti-shake as claimed in claim 1 drives structure, it is characterised in that: the hook end of described hook is dihedral cylinder, described dihedral cylinder connect at angle hooking on the cylinder body of rod of described guide rod.
3. optical anti-shake as claimed in claim 2 drives structure, it is characterised in that: the hook end of described hook is triangle prism, and connects angle hooking on described guide rod with one of them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210217663.XA CN103513493B (en) | 2012-06-28 | 2012-06-28 | Optical anti-shake drives structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210217663.XA CN103513493B (en) | 2012-06-28 | 2012-06-28 | Optical anti-shake drives structure |
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| Publication Number | Publication Date |
|---|---|
| CN103513493A CN103513493A (en) | 2014-01-15 |
| CN103513493B true CN103513493B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210217663.XA Expired - Fee Related CN103513493B (en) | 2012-06-28 | 2012-06-28 | Optical anti-shake drives structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950419B (en) * | 2015-07-06 | 2017-09-29 | 南昌欧菲光电技术有限公司 | Camera module |
| CN104950548B (en) * | 2015-07-06 | 2018-01-23 | 南昌欧菲光电技术有限公司 | Camera module |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1755409A (en) * | 2004-09-29 | 2006-04-05 | 佳能株式会社 | Lens barrel and imaging apparatus having the same |
| CN101030010A (en) * | 2006-01-30 | 2007-09-05 | 索尼株式会社 | Image blur correction apparatus, lens apparatus and image pickup apparatus |
| USRE40610E1 (en) * | 1997-06-12 | 2008-12-23 | Hoya Corporation | Digital camera with moveable image pickup device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4455350B2 (en) * | 2005-01-18 | 2010-04-21 | キヤノン株式会社 | Imaging device |
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- 2012-06-28 CN CN201210217663.XA patent/CN103513493B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE40610E1 (en) * | 1997-06-12 | 2008-12-23 | Hoya Corporation | Digital camera with moveable image pickup device |
| CN1755409A (en) * | 2004-09-29 | 2006-04-05 | 佳能株式会社 | Lens barrel and imaging apparatus having the same |
| CN101030010A (en) * | 2006-01-30 | 2007-09-05 | 索尼株式会社 | Image blur correction apparatus, lens apparatus and image pickup apparatus |
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|---|---|
| CN103513493A (en) | 2014-01-15 |
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Inventor after: You Jiang Inventor after: Ning Qiuchen Inventor after: He Qiucheng Inventor after: Li Baohua Inventor after: Hou Shaopeng Inventor after: Zhu Hailei Inventor after: Wang Hui Inventor after: Zhou Renjie Inventor after: Ren Xiaoqi Inventor after: Miao Zaihan Inventor after: Sun Chunlei Inventor after: Bi Junhua Inventor before: Lin Junhan Inventor before: Li Anze Inventor before: Wang Shengan |
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Effective date of registration: 20160601 Address after: 252600 Shandong city of Liaocheng Province Linqing Xinhua office Yangqiao street 1d15 room 1 Applicant after: LINQING POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER COMPANY Applicant after: State Grid Corporation of China Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Applicant before: Hon Hai Precision Industry Co., Ltd. |
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