JP6192909B2 - ボイスコイルモータ - Google Patents
ボイスコイルモータ Download PDFInfo
- Publication number
- JP6192909B2 JP6192909B2 JP2012179202A JP2012179202A JP6192909B2 JP 6192909 B2 JP6192909 B2 JP 6192909B2 JP 2012179202 A JP2012179202 A JP 2012179202A JP 2012179202 A JP2012179202 A JP 2012179202A JP 6192909 B2 JP6192909 B2 JP 6192909B2
- Authority
- JP
- Japan
- Prior art keywords
- base
- elastic member
- voice coil
- coil motor
- bobbin
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000010408 film Substances 0.000 description 42
- 230000004308 accommodation Effects 0.000 description 9
- 238000011109 contamination Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
-
- 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
-
- 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
-
- 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/035—DC motors; Unipolar motors
- H02K41/0352—Unipolar motors
- H02K41/0354—Lorentz force motors, e.g. voice coil motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/035—DC motors; Unipolar motors
- H02K41/0352—Unipolar motors
- H02K41/0354—Lorentz force motors, e.g. voice coil motors
- H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- 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
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0053—Driving means for the movement of one or more optical element
- G03B2205/0069—Driving means for the movement of one or more optical element using electromagnetic actuators, e.g. voice coils
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/12—Machines characterised by the bobbins for supporting the windings
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Studio Devices (AREA)
- Lens Barrels (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Motor Or Generator Frames (AREA)
Description
Claims (8)
- 開口を含み、略立方体の形状を有し、被写体側に面する上部面を有するベースと、
前記ベースに配置されてレンズを支持し光軸方向に移動するように構成されたボビン、
前記ボビンの外周面に配置されたコイルブロック、
前記コイルブロックと相対するように配置されたマグネット、
前記ボビン及び前記ベースと結合され、前記ボビンを弾性的に支持し弾性部を有する弾性部材と、
を含み、
前記ベースは前記ベースの開口部周辺に沿って形成された収容溝と前記弾性部材の弾性部に対応する位置に形成された弾性部材領域を含み、
前記弾性部材領域は、前記弾性部材の一部が配置されるように前記ベースの被写体側の面に設けられており、
前記ベースの前記上部面において前記収容溝から離隔されて前記収容溝を囲むリング状の突出部が形成され、
前記ベースの前記弾性部材領域を除いた前記上部面において前記収容溝と前記突出部との間に粘性を有する異物捕集膜が備えられて異物を捕集するボイスコイルモータ。 - 開口を含み、略立方体の形状を有し、被写体側に上部面を有するベースと、
前記ベースに配置されてレンズを支持し光軸方向に移動するように構成されたボビン、
前記ボビンの外周面に配置されたコイルブロック、
前記コイルブロックと相対するように配置されたマグネット、
前記ボビン及び前記ベースと結合され、前記ボビンを弾性的に支持し弾性部を有する弾性部材と、
を含み、
前記ベースは前記ベースの開口部周辺に沿って形成された突出部と前記弾性部材の弾性部に対応する位置に形成された弾性部材領域を含み、
前記弾性部材領域は、前記弾性部材の一部が配置されるように前記ベースの被写体側の面に設けられており、
前記ベースの前記上部面において前記突出部から離隔されて前記突出部を囲む収容溝が形成され、
前記ベースの前記上部面上の弾性部材領域を除いた前記収容溝と前記突出部との間に粘性を有する異物捕集膜が備えられて異物を捕集するボイスコイルモータ。 - 前記収容溝は、閉ループ状に形成される、請求項1または2に記載のボイスコイルモータ。
- 前記収容溝は、複数個が互いに隔たって形成される、請求項1または2に記載のボイスコイルモータ。
- 前記収容溝は、前記ベースの前記上部面において前記弾性部材の弾性部に対応する弾性部材領域と前記異物捕集膜との間に形成される、請求項1または2に記載のボイスコイルモータ。
- 前記弾性部材領域は、前記ベースの前記上部面の4つの隅部に形成され、前記収容溝は、平面視で閉ループ状に形成される、請求項1乃至5のうちいずれか一つに記載のボイスコイルモータ。
- 前記収容溝は、前記弾性部材領域に対応する位置に選択的に形成される、請求項2に記載のボイスコイルモータ。
- 前記収容溝は、前記ベースの前記上部面に凹んで形成される、請求項1乃至7のうちいずれか一つに記載のボイスコイルモータ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110098861A KR101912184B1 (ko) | 2011-09-29 | 2011-09-29 | 보이스 코일 모터 |
KR10-2011-0098861 | 2011-09-29 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013076985A JP2013076985A (ja) | 2013-04-25 |
JP2013076985A5 JP2013076985A5 (ja) | 2015-10-01 |
JP6192909B2 true JP6192909B2 (ja) | 2017-09-06 |
Family
ID=47992351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012179202A Active JP6192909B2 (ja) | 2011-09-29 | 2012-08-13 | ボイスコイルモータ |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130083409A1 (ja) |
JP (1) | JP6192909B2 (ja) |
KR (1) | KR101912184B1 (ja) |
CN (1) | CN103036346B (ja) |
TW (1) | TWI578668B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6723923B2 (ja) * | 2014-02-27 | 2020-07-15 | エルジー イノテック カンパニー リミテッド | レンズ駆動モータ |
US9791713B2 (en) * | 2014-07-24 | 2017-10-17 | Lg Innotek Co., Ltd. | Lens moving apparatus |
CN104865677B (zh) * | 2015-06-03 | 2018-02-06 | 南昌欧菲光电技术有限公司 | 音圈马达及其弹片以及采用该音圈马达的相机模组 |
CN105896798B (zh) * | 2016-07-05 | 2018-07-24 | 苏州市优尔特精密机械科技有限公司 | 一种音圈电机 |
JP6568034B2 (ja) * | 2016-09-28 | 2019-08-28 | 新思考電機有限公司 | レンズ駆動装置、カメラ装置及び電子機器 |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2603077Y2 (ja) * | 1993-11-15 | 2000-02-14 | 株式会社三協精機製作所 | ブラシ付小型モータ |
US7324148B2 (en) * | 2002-04-26 | 2008-01-29 | Olympus Optical Co., Ltd. | Camera and image pickup device unit used therefor having a sealing structure between a dust proofing member and an image pick up device |
JP4551863B2 (ja) * | 2005-10-21 | 2010-09-29 | シコー株式会社 | レンズ駆動装置 |
JP4315182B2 (ja) * | 2006-10-30 | 2009-08-19 | ミツミ電機株式会社 | カメラモジュール |
US7920336B2 (en) * | 2007-08-03 | 2011-04-05 | Canon Kabushiki Kaisha | Barrier mechanism and camera |
JP2009175343A (ja) * | 2008-01-23 | 2009-08-06 | Mitsubishi Electric Corp | カメラモジュール |
JP2009251517A (ja) * | 2008-04-10 | 2009-10-29 | Sharp Corp | レンズ駆動装置およびそれを備えたカメラモジュール |
CN101571659B (zh) * | 2008-04-28 | 2014-01-15 | 富准精密工业(深圳)有限公司 | 相机自动对焦结构 |
JP5148369B2 (ja) * | 2008-05-27 | 2013-02-20 | シャープ株式会社 | カメラモジュール |
JP4639260B2 (ja) * | 2008-08-28 | 2011-02-23 | シャープ株式会社 | カメラモジュールおよびそれを備えた電子機器 |
CN101661209A (zh) * | 2008-08-28 | 2010-03-03 | 夏普株式会社 | 相机模块以及具备该相机模块的电子设备 |
KR100919117B1 (ko) * | 2008-10-08 | 2009-09-25 | (주)차바이오앤디오스텍 | 모바일 기기용 자동 초점 렌즈 조립체 |
JP5295875B2 (ja) * | 2008-11-06 | 2013-09-18 | シャープ株式会社 | カメラモジュールおよびそれを備えた電子機器、並びにカメラモジュールのレンズ位置決め方法 |
CN101741206B (zh) * | 2008-11-10 | 2013-07-03 | 鸿富锦精密工业(深圳)有限公司 | 音圈马达 |
CN101750699A (zh) * | 2008-12-11 | 2010-06-23 | 鸿富锦精密工业(深圳)有限公司 | 镜头模组 |
JP5160467B2 (ja) * | 2009-02-16 | 2013-03-13 | 日本電産サンキョー株式会社 | レンズ駆動装置 |
JP5611533B2 (ja) * | 2009-03-26 | 2014-10-22 | シャープ株式会社 | カメラモジュールおよびその製造方法、カメラモジュールにおける撮像レンズの位置決め装置および位置決め方法 |
KR101019682B1 (ko) * | 2009-06-08 | 2011-03-07 | (주)차바이오앤디오스텍 | 안정적인 포커싱이 가능한 이미지 촬상 장치용 렌즈 액츄에이터 |
JP5079049B2 (ja) * | 2009-11-17 | 2012-11-21 | 台湾東電化股▲ふん▼有限公司 | レンズ駆動装置 |
KR101081630B1 (ko) * | 2009-11-20 | 2011-11-09 | 엘지이노텍 주식회사 | 보이스 코일 모터 |
KR20110068419A (ko) * | 2009-12-16 | 2011-06-22 | 삼성전기주식회사 | 카메라모듈 |
CN102111056A (zh) * | 2009-12-24 | 2011-06-29 | 鸿富锦精密工业(深圳)有限公司 | 音圈马达及相机模组 |
JP5431204B2 (ja) * | 2010-02-23 | 2014-03-05 | シャープ株式会社 | カメラモジュールの組み立て方法 |
KR20110008478U (ko) * | 2010-02-25 | 2011-08-31 | (주)차바이오앤디오스텍 | 카메라 모듈용 베이스 및 이를 포함하는 렌즈 액츄에이터 |
KR20110111624A (ko) * | 2010-04-05 | 2011-10-12 | (주)차바이오앤디오스텍 | 이물질 유입을 방지하는 렌즈 액츄에이터 및 그 제조 방법 |
-
2011
- 2011-09-29 KR KR1020110098861A patent/KR101912184B1/ko active IP Right Grant
-
2012
- 2012-07-10 TW TW101124767A patent/TWI578668B/zh active
- 2012-07-23 US US13/555,694 patent/US20130083409A1/en not_active Abandoned
- 2012-08-13 JP JP2012179202A patent/JP6192909B2/ja active Active
- 2012-09-28 CN CN201210369629.4A patent/CN103036346B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
JP2013076985A (ja) | 2013-04-25 |
KR101912184B1 (ko) | 2018-12-28 |
KR20130034793A (ko) | 2013-04-08 |
CN103036346B (zh) | 2017-05-10 |
TWI578668B (zh) | 2017-04-11 |
CN103036346A (zh) | 2013-04-10 |
US20130083409A1 (en) | 2013-04-04 |
TW201315101A (zh) | 2013-04-01 |
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