CN105785547A - Closed-loop single set control central guidance automatic focusing device used for dual cameras - Google Patents
Closed-loop single set control central guidance automatic focusing device used for dual cameras Download PDFInfo
- Publication number
- CN105785547A CN105785547A CN201610267062.8A CN201610267062A CN105785547A CN 105785547 A CN105785547 A CN 105785547A CN 201610267062 A CN201610267062 A CN 201610267062A CN 105785547 A CN105785547 A CN 105785547A
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- China
- Prior art keywords
- lens supports
- supports body
- circuit board
- flexible circuit
- automatic focusing
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
- G03B13/34—Power focusing
- G03B13/36—Autofocus systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Adjustment Of Camera Lenses (AREA)
Abstract
The present invention discloses a closed-loop single set control central guidance automatic focusing device used for dual cameras. The closed-loop single set control central guidance automatic focusing device comprises a pedestal, an iron shell embedded in the pedestal and two lens supporting bodies, the two lens supporting bodies are placed on the pedestal and are symmetrical left and right along the central line of the pedestal, and a guidance magnet is embedded between the two lens supporting bodies. Two magnetic conducting plates are arranged at the two sides of the guidance magnet, two ball grooves are arranged at the upper and lower parts of each magnetic conducting plate respectively, and balls are arranged in the ball grooves. A flexible circuit board is embedded in the lower side surface of the pedestal, and a driving IC is arranged in the middle part of the flexible circuit board. Hall sensing magnets and driving magnets are arranged on the lower side surfaces of the lens supporting bodies respectively, and Hall sensors and driving coils are arranged at the corresponding positions respectively. The beneficial effects of the present invention are that two lenses can be loaded, and the driving IC can control the lenses individually or simultaneously, so that the automatic focusing function of each unit can be implemented more effectively, the more accurate framing photography is realized, and the better photography quality is obtained.
Description
Technical field
The present invention relates to a kind of automatic focusing mechanism, the closed loop Dan Zu control centre guiding automatic focusing mechanism of especially a kind of dual camera.
Background technology
In the magnetic field that voice coil motor is a kind of utilization to be produced from the magnetic field of permanent-magnet steel and hot-wire coil conductor, interacting between magnetic pole produces the device of regular motion, is widely used in mobile phone camera.And in current used various photographic means, all adopt the frame mode of a photographic head, single photographic head can only shoot a range of photo every time, what can not realize that same eyes see is completely the same, and photo scope captured by single photographic head, definition is all not enough, single photographic head also can only realize the shooting picture of 2D simultaneously.Following photo high-tech requirement and and the driving of following 3D technology under, existing single photographic head cannot meet the needs of people.
Summary of the invention
The purpose of the present invention is that and overcomes above-mentioned deficiency, it is provided that the closed loop Dan Zu control centre guiding automatic focusing mechanism of a kind of dual camera.This focusing mechanism can load two camera lenses, by the use of two photographic head, can be similar to the function found a view and focus that human eye is the same in simulated implementation place, it is achieved the scene that the outdoor scene taken pictures is seen with eyes is consistent.
For reaching above-mentioned purpose, the present invention implements according to techniques below scheme:
nullA kind of closed loop Dan Zu control centre guiding automatic focusing mechanism of dual camera，Including base、The iron-clad of embedding base and two lens supports bodies，Said two lens supports body is positioned on base，Said two lens supports body is symmetrical along base center line，What be positioned at left side is the first lens supports body，What be positioned at right side is the second lens supports body，It is embedded with guidance magnets between said two lens supports body，The left side of described guidance magnets is embedded with the first magnetic conductive board，The right side of described guidance magnets is embedded with the second magnetic conductive board，The first ball grooves and the second ball grooves it is respectively equipped with above and below described first magnetic conductive board，It is respectively equipped with the 3rd ball grooves and the 4th ball grooves above and below described second magnetic conductive board，Described first、Second、3rd、4th ball grooves is built with ball，The downside of described base is embedded with flexible circuit board，Described flexible circuit board is relative with the downside of the first lens supports body and the second lens supports body，The middle part of described flexible circuit board is provided with driving IC，The position that keeps left, the downside of described first lens supports body is provided with the first hall sensing Magnet，Position corresponding with the first hall sensing Magnet in described flexible circuit board is provided with the first Hall element，Position of keeping right, the downside of described first lens supports body is provided with the first drive magnet，Position corresponding with the first drive magnet in described flexible circuit board is provided with the first driving coil，Position of keeping right, the downside of described second lens supports body is provided with the second hall sensing Magnet，Position corresponding with the second hall sensing Magnet in described flexible circuit board is provided with the second Hall element，The position that keeps left, the downside of described second lens supports body is provided with the second drive magnet，Position corresponding with the second drive magnet in described flexible circuit board is provided with the second driving coil.
As the improvement to technique scheme, base upper end position is provided with the structure of hollow out.
Can be split-type structural as the improvement to technique scheme, drive magnet and induced magnet, it is also possible to for monolithic construction.
Compared with prior art, the invention have the benefit that the present invention is based on base, it is respectively embedded into each function part, two camera lenses can be loaded, IC is driven can camera lens to be controlled individually or simultaneously, the automatic focusing function allowing each unit all can obtain more effective enforcement, it is achieved finds a view more accurately and takes pictures, it is thus achieved that better photographic quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural blast figure of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, the invention will be further described, in the illustrative examples of this invention and illustrate to be used for explaining the present invention, but not as a limitation of the invention.
Such as Fig. 1, the closed loop Dan Zu control centre guiding automatic focusing mechanism of a kind of dual camera shown in Fig. 2, including base 5, the iron-clad 4 of embedding base 5 and two lens supports bodies, said two lens supports body is positioned on base 5, said two lens supports body is symmetrical along base 5 center line, what be positioned at left side is the first lens supports body 6, what be positioned at right side is the second lens supports body 16, it is embedded with guidance magnets 2 between said two lens supports body, the left side of described guidance magnets 2 is embedded with the first magnetic conductive board 3, the right side of described guidance magnets 2 is embedded with the second magnetic conductive board 7, the captivation of guidance magnets 2 suffered by magnetic conductive board is utilized to carry out the location of lens supports body；The first ball grooves 1 and the second ball grooves 20 it is respectively equipped with above and below described first magnetic conductive board 3, it is respectively equipped with the 3rd ball grooves 18 and the 4th ball grooves 21 above and below described second magnetic conductive board 17, first, second, third, fourth described ball grooves is built with ball 22, and the ball of these four ball grooves and inside is as the mechanical guide structures of two groups of lens supports bodies；The downside of described base 5 is embedded with flexible circuit board 19, described flexible circuit board 19 is relative with the downside of the first lens supports body 6 and the second lens supports body 16, the middle part of described flexible circuit board 19 is provided with driving IC11, drive IC11 as central control system, respectively each driver element and sensing unit are controlled and data process；nullThe position that keeps left, the downside of described first lens supports body 6 is provided with the first hall sensing Magnet 7，Position corresponding with the first hall sensing Magnet 7 in described flexible circuit board 19 is provided with the first Hall element 8，Position of keeping right, the downside of described first lens supports body 6 is provided with the first drive magnet 10，Position corresponding with the first drive magnet 10 in described flexible circuit board 19 is provided with the first driving coil 9，Position of keeping right, the downside of described second lens supports body 16 is provided with the second hall sensing Magnet 15，Position corresponding with the second hall sensing Magnet 15 in described flexible circuit board 19 is provided with the second Hall element 14，The position that keeps left, the downside of described second lens supports body 16 is provided with the second drive magnet 12，Position corresponding with the second drive magnet 12 in described flexible circuit board 19 is provided with the second driving coil 13，Base 5 upper end position is provided with the structure of hollow out，Thus alleviating base weight.Drive magnet and induced magnet can be split-type structural, it is also possible to for monolithic construction.Described first drive magnet 10 and the second drive magnet 12 can also merge into one block of Magnet, first drive coil 9 and second to drive coil 13 also can merge into a coil, it may be achieved two photographic head to be uniformly controlled, completes to simultaneously drive simultaneously.
The present invention is based on base, it is respectively embedded into each function part, two camera lenses can be loaded, both can realize two camera lenses to simultaneously drive, individually driving of each camera lens can also be realized and carry out action, realize the different focus function in electrophotographic process, the function found a view and focus that human eye is the same can be similar in simulated implementation place, it is achieved the scene that the outdoor scene taken pictures is seen with eyes is consistent.
Technical scheme is not limited to the restriction of above-mentioned specific embodiment, every technology deformation made according to technical scheme, each falls within protection scope of the present invention.
Claims (3)
- null1. the closed loop Dan Zu control centre guiding automatic focusing mechanism of a dual camera，It is characterized in that: include base、The iron-clad of embedding base and two lens supports bodies，Said two lens supports body is positioned on base，Said two lens supports body is symmetrical along base center line，What be positioned at left side is the first lens supports body，What be positioned at right side is the second lens supports body，It is embedded with guidance magnets between said two lens supports body，The left side of described guidance magnets is embedded with the first magnetic conductive board，The right side of described guidance magnets is embedded with the second magnetic conductive board，The first ball grooves and the second ball grooves it is respectively equipped with above and below described first magnetic conductive board，It is respectively equipped with the 3rd ball grooves and the 4th ball grooves above and below described second magnetic conductive board，Described first、Second、3rd、4th ball grooves is built with ball，The downside of described base is embedded with flexible circuit board，Described flexible circuit board is relative with the downside of the first lens supports body and the second lens supports body，The middle part of described flexible circuit board is provided with driving IC，The position that keeps left, the downside of described first lens supports body is provided with the first hall sensing Magnet，Position corresponding with the first hall sensing Magnet in described flexible circuit board is provided with the first Hall element，Position of keeping right, the downside of described first lens supports body is provided with the first drive magnet，Position corresponding with the first drive magnet in described flexible circuit board is provided with the first driving coil，Position of keeping right, the downside of described second lens supports body is provided with the second hall sensing Magnet，Position corresponding with the second hall sensing Magnet in described flexible circuit board is provided with the second Hall element，The position that keeps left, the downside of described second lens supports body is provided with the second drive magnet，Position corresponding with the second drive magnet in described flexible circuit board is provided with the second driving coil.
- 2. the closed loop Dan Zu control centre guiding automatic focusing mechanism of a kind of dual camera according to claim 1, it is characterised in that: base upper end position is provided with the structure of hollow out.
- 3. the closed loop Dan Zu control centre guiding automatic focusing mechanism of a kind of dual camera according to claim 1, it is characterised in that: drive magnet and induced magnet can be split-type structural, it is also possible to for monolithic construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610267062.8A CN105785547A (en) | 2016-04-27 | 2016-04-27 | Closed-loop single set control central guidance automatic focusing device used for dual cameras |
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| CN201610267062.8A CN105785547A (en) | 2016-04-27 | 2016-04-27 | Closed-loop single set control central guidance automatic focusing device used for dual cameras |
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| CN105785547A true CN105785547A (en) | 2016-07-20 |
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| CN201610267062.8A Pending CN105785547A (en) | 2016-04-27 | 2016-04-27 | Closed-loop single set control central guidance automatic focusing device used for dual cameras |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226887A (en) * | 2016-08-30 | 2016-12-14 | 金龙机电股份有限公司 | A kind of dual camera automatic focusing mechanism |
| CN106231018A (en) * | 2016-09-20 | 2016-12-14 | 深圳市金立通信设备有限公司 | A kind of dual camera module and terminal, the assembly method of dual camera module |
| CN106331458A (en) * | 2016-10-17 | 2017-01-11 | 河南省皓泽电子有限公司 | Dual-camera closed-loop driving device of small-distance lens sets |
| CN106357990A (en) * | 2016-08-29 | 2017-01-25 | 昆山丘钛微电子科技有限公司 | Dual-camera device with anti-vibration function |
| CN106505823A (en) * | 2016-11-01 | 2017-03-15 | 厦门新鸿洲精密科技有限公司 | Dual camera voice coil motor |
| CN106657730A (en) * | 2016-11-11 | 2017-05-10 | 上海比路电子股份有限公司 | Double-camera driving device |
| CN106993073A (en) * | 2017-05-16 | 2017-07-28 | 奇酷互联网络科技（深圳）有限公司 | Mobile terminal and its double photography/videography heads |
| CN107888806A (en) * | 2016-09-30 | 2018-04-06 | 台湾东电化股份有限公司 | Camera device |
| CN107942600A (en) * | 2016-10-12 | 2018-04-20 | 三星电机株式会社 | Camera model |
| CN108024068A (en) * | 2016-11-03 | 2018-05-11 | 华为技术有限公司 | Dual camera equipment and terminal device |
| CN108287398A (en) * | 2017-01-09 | 2018-07-17 | 台湾东电化股份有限公司 | Electromagnetic drive mechanism and method of assembling the same |
| CN110082878A (en) * | 2018-01-25 | 2019-08-02 | 台湾东电化股份有限公司 | Optical element driving mechanism |
| WO2019184940A1 (en) * | 2018-03-27 | 2019-10-03 | 华为技术有限公司 | Triple camera device and terminal device |
| CN113009668A (en) * | 2019-12-20 | 2021-06-22 | 宁波舜宇光电信息有限公司 | Optical assembly, camera module, electronic equipment and preparation method of optical assembly |
| CN113281874A (en) * | 2021-06-30 | 2021-08-20 | 成都易迅光电科技有限公司 | Telescopic multi-lens module |
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Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357990A (en) * | 2016-08-29 | 2017-01-25 | 昆山丘钛微电子科技有限公司 | Dual-camera device with anti-vibration function |
| CN106226887A (en) * | 2016-08-30 | 2016-12-14 | 金龙机电股份有限公司 | A kind of dual camera automatic focusing mechanism |
| CN106231018A (en) * | 2016-09-20 | 2016-12-14 | 深圳市金立通信设备有限公司 | A kind of dual camera module and terminal, the assembly method of dual camera module |
| CN107888806A (en) * | 2016-09-30 | 2018-04-06 | 台湾东电化股份有限公司 | Camera device |
| CN107942600A (en) * | 2016-10-12 | 2018-04-20 | 三星电机株式会社 | Camera model |
| CN107942600B (en) * | 2016-10-12 | 2021-03-23 | 三星电机株式会社 | Camera module |
| CN106331458A (en) * | 2016-10-17 | 2017-01-11 | 河南省皓泽电子有限公司 | Dual-camera closed-loop driving device of small-distance lens sets |
| CN106505823A (en) * | 2016-11-01 | 2017-03-15 | 厦门新鸿洲精密科技有限公司 | Dual camera voice coil motor |
| KR102206410B1 (en) * | 2016-11-03 | 2021-01-21 | 후아웨이 테크놀러지 컴퍼니 리미티드 | Dual camera device and terminal device |
| JP2019536094A (en) * | 2016-11-03 | 2019-12-12 | 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． | Dual camera device and terminal device |
| WO2018082619A1 (en) * | 2016-11-03 | 2018-05-11 | 华为技术有限公司 | Dual-camera device and terminal device |
| CN108024068B (en) * | 2016-11-03 | 2020-07-07 | 华为技术有限公司 | Double-camera equipment and terminal equipment |
| US11108960B2 (en) | 2016-11-03 | 2021-08-31 | Huawei Technologies Co., Ltd. | Dual-camera device and terminal device |
| KR20190069559A (en) * | 2016-11-03 | 2019-06-19 | 후아웨이 테크놀러지 컴퍼니 리미티드 | Dual camera device and terminal device |
| CN108024068A (en) * | 2016-11-03 | 2018-05-11 | 华为技术有限公司 | Dual camera equipment and terminal device |
| US11601597B2 (en) | 2016-11-03 | 2023-03-07 | Huawei Technologies Co., Ltd. | Dual-camera device and terminal device |
| US10659663B2 (en) | 2016-11-11 | 2020-05-19 | Shanghai Billu Electronics Co., Ltd. | Double-camera drive device |
| CN106657730B (en) * | 2016-11-11 | 2020-01-03 | 上海比路电子股份有限公司 | Double-camera driving device |
| WO2018086408A1 (en) * | 2016-11-11 | 2018-05-17 | 上海比路电子股份有限公司 | Double-camera driving device |
| CN106657730A (en) * | 2016-11-11 | 2017-05-10 | 上海比路电子股份有限公司 | Double-camera driving device |
| CN108287398A (en) * | 2017-01-09 | 2018-07-17 | 台湾东电化股份有限公司 | Electromagnetic drive mechanism and method of assembling the same |
| CN106993073B (en) * | 2017-05-16 | 2020-08-18 | 奇酷互联网络科技（深圳）有限公司 | Mobile terminal and double cameras thereof |
| CN106993073A (en) * | 2017-05-16 | 2017-07-28 | 奇酷互联网络科技（深圳）有限公司 | Mobile terminal and its double photography/videography heads |
| CN110082878A (en) * | 2018-01-25 | 2019-08-02 | 台湾东电化股份有限公司 | Optical element driving mechanism |
| CN110082878B (en) * | 2018-01-25 | 2022-03-15 | 台湾东电化股份有限公司 | Optical element driving mechanism |
| JP2021516797A (en) * | 2018-03-27 | 2021-07-08 | 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． | Triple camera device and terminal device |
| WO2019184940A1 (en) * | 2018-03-27 | 2019-10-03 | 华为技术有限公司 | Triple camera device and terminal device |
| CN113009668A (en) * | 2019-12-20 | 2021-06-22 | 宁波舜宇光电信息有限公司 | Optical assembly, camera module, electronic equipment and preparation method of optical assembly |
| CN113281874A (en) * | 2021-06-30 | 2021-08-20 | 成都易迅光电科技有限公司 | Telescopic multi-lens module |
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