WO2022000555A1 - 镜头驱动装置 - Google Patents

镜头驱动装置 Download PDF

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Publication number
WO2022000555A1
WO2022000555A1 PCT/CN2020/101505 CN2020101505W WO2022000555A1 WO 2022000555 A1 WO2022000555 A1 WO 2022000555A1 CN 2020101505 W CN2020101505 W CN 2020101505W WO 2022000555 A1 WO2022000555 A1 WO 2022000555A1
Authority
WO
WIPO (PCT)
Prior art keywords
driving device
casing
housing
lens
lens barrel
Prior art date
Application number
PCT/CN2020/101505
Other languages
English (en)
French (fr)
Inventor
史卫领
郭顺
王洪兴
Original Assignee
诚瑞光学(常州)股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 诚瑞光学(常州)股份有限公司 filed Critical 诚瑞光学(常州)股份有限公司
Publication of WO2022000555A1 publication Critical patent/WO2022000555A1/zh

Links

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
    • 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
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • 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
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B5/06—Swinging lens about normal to the optical axis
    • 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
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B5/08—Swing backs

Definitions

  • the utility model relates to the field of optical anti-shake, in particular to a lens driving device.
  • the shake compensation of the lens driving device of the existing optical device generally only has the shake compensation in the yaw and pitch directions, and has no shake compensation function in the roll direction.
  • the purpose of the utility model is to provide a lens driving device which can realize anti-shake in the rolling direction.
  • a lens driving device the lens driving device comprises:
  • the lens barrel is used to mount the lens
  • the lens barrel is installed in the first casing, and the lens barrel can move or rotate relative to the first casing;
  • the first casing is installed in the second casing, and the first casing can move or rotate relative to the second casing;
  • a first driving device and a second driving device the first driving device is provided between the lens barrel and the first housing and the second driving device is provided between the first housing and the first housing Between the two housings, or, the first driving device is arranged between the first housing and the second housing and the second driving device is arranged between the lens barrel and the first housing between the bodies
  • the first driving device is used to realize the movement or rotation of the lens barrel in the plane where the optical axis is located, and the second driving device is used to realize the movement or rotation of the lens barrel in the plane perpendicular to the optical axis;
  • the second driving device includes a magnet steel and a coil arranged oppositely.
  • the plane where the coil is located and the plane where the magnetic steel is located are both perpendicular to the first housing.
  • the second driving device includes two coils, and the two coils are respectively disposed on two sides of the magnetic steel.
  • the first housing includes a first bottom plate, a first cover plate disposed opposite to the first bottom plate, and a first bottom plate and the first cover plate connected to the first cover plate and extending along the direction of the optical axis a side plate, the first cover plate is provided with a first light-passing hole penetrating the first cover plate;
  • the second housing includes a second bottom plate, a second cover plate opposite to the second bottom plate, and a second side plate connecting the second bottom plate and the second cover plate and extending along the optical axis direction,
  • the second cover plate is provided with a second light-passing hole penetrating the second cover plate;
  • One of the magnetic steel and the coil is connected to the first side plate, and the other of the magnetic steel and the coil is connected to the second side plate.
  • the lens driving device further includes a first fulcrum structure, the first fulcrum structure is arranged between the first bottom plate and the second bottom plate, and is used to support the rotation of the first casing.
  • the first fulcrum structure includes a first spherical convex portion, the first spherical convex portion is connected to the first bottom plate, and the second shell is provided with a first spherical convex portion matched with the first spherical convex portion.
  • the first rolling groove, the first ball convex portion is accommodated in the first rolling groove, and the first ball convex portion can move or rotate in the first rolling groove.
  • the lens driving device further includes a first elastic structure, the first elastic structure is arranged between the first side plate and the second side plate, and the first elastic structure is used to support the first shell.
  • the lens driving device further includes a second fulcrum structure, the second fulcrum structure is connected between the first bottom plate and the lens barrel, and is used to support the second housing to move or rotate.
  • first shell and the second shell are both set as hollow quadrangular prisms, the first side plate is surrounded by four sides of the first shell, and the second side plate Surrounded by four sides of the second casing; the second driving devices are arranged in four and equally spaced on the four sides of the first casing and the four sides of the second casing. Between the two side surfaces, the four second driving devices are respectively located near the four edges of the first casing; the plane where the coil is located and the plane where the magnetic steel is located are parallel to the first casing .
  • the first driving device includes a first magnetic steel assembly and a first coil assembly that are opposite to each other, and one of the first magnetic steel assembly and the first coil assembly is fixed to the first shell body, and the other is fixed to the lens barrel.
  • the application interacts with the magnetic steel through the coil to generate a driving force for driving the movement or rotation of the first housing in a plane perpendicular to the optical axis, and at the same time, the first driving device can drive the lens barrel
  • the first driving device and the second driving device cooperate to realize the movement or rotation of the lens in the plane perpendicular to the optical axis and in the plane where the optical axis is located, thereby realizing that the lens has both Shake compensation in yaw, pitch and roll directions, and roll is independent of pitch, yaw.
  • FIG. 1 is a schematic structural diagram of a lens driving device provided by an embodiment of the present invention.
  • FIG. 2 is a schematic structural diagram of the lens driving device in FIG. 1 with the second casing removed;
  • FIG. 3 is a schematic cross-sectional view along line A-A of FIG. 1;
  • Figure 4 and Figure 5 respectively show the rotation of the first housing in two opposite directions
  • FIG. 6 is a schematic structural diagram of a lens driving device with a second casing removed in another embodiment of the present invention.
  • lens drive device 1, lens barrel; 2, first casing; 3, second casing; 21, first bottom plate; 22, first side plate; 23, first cover plate; 230, first pass 4.
  • the second driving device 41.
  • the coil 5.
  • the lens driving device 100 includes:
  • Lens barrel 1 the lens barrel 1 is used to install the lens
  • the lens barrel 1 is installed in the first casing 2, and the lens barrel 1 can move or rotate relative to the first casing 2;
  • the first casing 2 is installed in the second casing 3, and the first casing 2 can move or rotate relative to the second casing 3;
  • a first driving device 7 and a second driving device 4 the first driving device 7 is arranged between the lens barrel 1 and the first housing 2 and the second driving device 4 is arranged in the first between the housing 2 and the second housing 3, or, the first driving device 7 is provided between the first housing 2 and the second housing 3 and the second driving device 4 is arranged between the lens barrel 1 and the first housing 2;
  • the first driving device 7 is used to realize the movement or rotation of the lens barrel 1 in the plane where the optical axis is located, and the second driving device 4 is used to realize the movement or rotation of the lens barrel 1 in the plane perpendicular to the optical axis.
  • the second driving device 4 includes a magnetic steel 41 and a coil 42 arranged oppositely.
  • a driving force for driving the movement or rotation of the first housing 2 in a plane perpendicular to the optical axis is generated, and at the same time, the first driving device 7 can drive the lens barrel 1 on the optical axis Movement or rotation in the plane where the lens is located, thus, the first driving device 7 and the second driving device 4 can cooperate to realize the movement or rotation of the lens in the plane perpendicular to the optical axis and in the plane where the optical axis is located, thereby realizing that the lens has a polarization at the same time.
  • Shake compensation in yaw, pitch and roll directions, and roll is independent of pitch and yaw.
  • the coil 42 is fixed to the first casing 2 and the magnetic steel 41 is fixed to the second casing 3 .
  • the coil 42 can also be fixed to the second casing 3
  • the magnetic steel 41 is fixed on the first casing 2 .
  • the plane where the coil 42 is located and the plane where the magnetic steel 41 is located are both perpendicular to the first housing 2 .
  • the coil 42 and the magnet 41 mutually generate a force perpendicular to the plane where the coil 42 or the magnet 41 is located.
  • the second casing 3 is fixedly connected to the electronic product.
  • the first casing 2 is driven to move or rotate in a plane (XY plane) perpendicular to the optical axis (Z axis), or the first casing 2 is driven to roll around the optical axis (Z axis).
  • XY plane perpendicular to the optical axis
  • Z axis optical axis
  • FIG. 4 and FIG. 5 respectively illustrate the rotation of the first housing 2 in two opposite directions.
  • the second driving device 4 includes two coils 42 , and the two coils 42 are respectively disposed on two sides of the magnetic steel 41 . Please refer to FIG. 6 for details. In this way, both sides of the magnetic steel 41 can be forceful, and the coil 42 on one side is energized, and the magnetic steel 41 is attracted by the side, thereby driving the first housing 2 to move or rotate.
  • the first housing 2 includes a first bottom plate 21 , a first cover plate 23 opposite to the first bottom plate 21 , and a first cover plate 23 connecting the first bottom plate 21 and the first cover plate 23 along the optical axis direction the extended first side plate 22, the first cover plate 23 is provided with a first light-passing hole 230 passing through the first cover plate 23;
  • the second casing 3 includes a second bottom plate 31 , a second cover plate 33 opposite to the second bottom plate 31 , and a second cover plate 33 connecting the second bottom plate 31 and the second cover plate 33 and extending along the optical axis direction the second side plate 32, the second cover plate 33 is provided with a second light-passing hole 330 passing through the second cover plate 33;
  • One of the coil 42 and the magnetic steel 41 is connected to the first side plate 22 , and the other of the coil 42 and the magnetic steel 41 is connected to the second side plate 32 .
  • the lens driving device 100 further includes a first fulcrum structure 5 , the first fulcrum structure 5 is connected between the first bottom plate 21 and the second bottom plate 31 for supporting the first housing 2 to rotate .
  • the coil 42 is connected to the second side plate 32, and the magnetic steel 41 is connected to the first side plate 22; in other embodiments, the coil 42 can also be connected to the The first side plate 22 and the magnetic steel 41 are connected to the second side plate 32 .
  • the first fulcrum structure 5 includes a first spherical convex portion 51 connected to the first bottom plate 21 , and the second housing 3 is provided with the first spherical convex portion 51 .
  • the first rolling groove 301 matched with 51 , the first ball convex portion 51 is accommodated in the first rolling groove 301 , and the first ball convex portion 51 can move or rotate in the first rolling groove 301 .
  • the first rolling groove 301 can be a bar-shaped groove, so, under the driving of the second driving device 4, the first housing 2 can move along the first rolling groove 301, and the first rolling groove 301 can also be a hemispherical groove, so , under the driving of the second driving device 4 , the first casing 2 can rotate relative to the second casing 3 .
  • the lens driving device 100 further includes a first elastic structure 6, the first elastic structure 6 is connected between the first side plate 22 and the second side plate 32, and the first elastic structure 6 is used for supporting the first shell 2 .
  • the first elastic structure 6 includes a first connecting portion 61 connected to the first side plate 22 , a second connecting portion 62 connected to the second side plate 32 , and a second connecting portion 62 connected to the first connecting portion 61 and the second side plate 32 obliquely.
  • the elastic connecting bar 63 is connected obliquely between the first connecting portion 61 and the second connecting portion 62 , plays the role of connecting the first side plate 22 and the second side plate 32 , and provides a restoring force for the movement of the first casing 2 .
  • the lens driving device 100 further includes a second fulcrum structure 8 connected between the first base plate 21 and the lens barrel 1 , and the second fulcrum structure 8 is used to support the lens barrel 1 relative to the lens barrel 1 .
  • the first housing 2 moves or rotates.
  • the second fulcrum structure 8 includes a second spherical convex portion 81 , the second spherical convex portion 81 is connected to the lens barrel 1 , and the first bottom plate 21 is provided with a second spherical convex portion 81 for matching with the second spherical convex portion 81 .
  • the second rolling groove 201 The second ball protrusions 81 are accommodated in the second rolling grooves 201 , and the second ball protrusions 81 can move or rotate in the second rolling grooves 201 .
  • the second rolling groove 201 can be a bar-shaped groove, so that the lens barrel 1 can move along the second rolling groove 201 under the driving of the first driving device 7, and the second rolling groove 201 can also be a hemispherical groove. Driven by the first driving device 7 , the lens barrel 1 can rotate relative to the first housing 2 .
  • the lens driving device 100 further includes a second elastic structure 9 disposed between the lens barrel 1 and the first side plate 22.
  • the second elastic structure 9 is used to support the lens barrel 1 relative to the first housing 2.
  • the second elastic structure 9 is connected to the lens barrel 1.
  • the first elastic structure 6 is similar in structure.
  • the first shell 2 and the second shell 3 are formed as hollow quadrangular prisms, and the first side plate 22 is surrounded by four sides of the first shell 2 , The second side plate 32 is surrounded by four sides of the second casing 3 ; the second driving devices 4 are arranged in four and are respectively arranged on the four sides of the first casing 2 at equal intervals. between the sides and the four sides of the second shell 3 .
  • the first driving device 7 is used to realize the movement or rotation of the lens barrel 1 in the plane where the optical axis is located, and the first driving device 7 includes a first magnetic steel component 71 and a first coil component 72 that are arranged opposite to each other. , one of the first magnetic steel assembly 71 and the first coil assembly 72 is fixed to the first housing 2 , and the other is fixed to the lens barrel 1 .

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Adjustment Of Camera Lenses (AREA)

Abstract

一种镜头驱动装置，镜头驱动装置包括镜筒、第一壳体、第二壳体、第一驱动装置和第二驱动装置，镜筒用于安装镜头；镜筒安装于第一壳体内，镜筒可相对第一壳体移动或转动；第一壳体安装在第二壳体内，第一壳体可相对第二壳体移动或转动；第一驱动装置用于实现镜筒在光轴所在平面内的移动或转动，第二驱动装置用于实现镜筒在垂直于光轴所在平面内的移动或转动；第二驱动装置包括相对设置的磁钢和线圈，通过第一驱动装置和第二驱动装置配合可以实现镜头在垂直于光轴所在平面内和光轴所在平面内的移动或转动，进而实现镜头同时具有偏摆、俯仰和滚动方向上的抖动补偿功能，且滚动独立于俯仰、偏摆。

Description

镜头驱动装置
【 技术领域】
本实用新型涉及光学防抖领域，特别涉及一种镜头驱动装置。
【 背景技术】
现有光学装置的镜头驱动装置的抖动补偿一般只有偏摆、俯仰方向上的抖动补偿，没有滚动方向上的抖动补偿功能。
因此，有必要提供一种能在滚动方向实现防抖的镜头驱动装置。
【 实用新型内容】
本实用新型的目的在于提供一种能在滚动方向实现防抖的镜头驱动装置。
本实用新型的技术方案如下：
一种镜头驱动装置，所述镜头驱动装置包括：
镜筒，所述镜筒用于安装镜头；
第一壳体，所述镜筒安装于所述第一壳体内，所述镜筒可相对所述第一壳体移动或转动；
第二壳体，所述第一壳体安装在所述第二壳体内，所述第一壳体可相对所述第二壳体移动或转动；
第一驱动装置和第二驱动装置，所述第一驱动装置设置于所述镜筒和所述第一壳体之间且所述第二驱动装置设置于所述第一壳体和所述第二壳体之间，或者，所述第一驱动装置设置于所述第一壳体和所述第二壳体之间且所述第二驱动装置设置于所述镜筒和所述第一壳体之间；
所述第一驱动装置用于实现所述镜筒在光轴所在平面内的移动或转动，所述第二驱动装置用于实现所述镜筒在垂直于光轴所在平面内的移动或转动；所述第二驱动装置包括相对设置的磁钢和线圈。
进一步地，所述线圈所在平面和所述磁钢所在平面均垂直于所述第一壳体。
进一步地，所述第二驱动装置包括两个所述线圈，且两个所述线圈分别设于所述磁钢的两侧。
进一步地，所述第一壳体包括第一底板、与所述第一底板相对设置的第一盖板以及连接所述第一底板和所述第一盖板且沿光轴方向延伸的第一侧板，所述第一盖板上开设有贯穿所述第一盖板的第一通光孔；
所述第二壳体包括第二底板、与所述第二底板相对设置的第二盖板以及连接所述第二底板和所述第二盖板且沿光轴方向延伸的第二侧板，所述第二盖板上开设有贯穿所述第二盖板的第二通光孔；
所述磁钢和所述线圈中其一连接于所述第一侧板，所述磁钢和所述线圈中另一连接于所述第二侧板。
进一步地，所述镜头驱动装置还包括第一支点结构，所述第一支点结构设于所述第一底板和所述第二底板之间，用于支撑所述第一壳体转动。
进一步地，所述第一支点结构包括第一球凸部，所述第一球凸部连接于所述第一底板，所述第二壳体上开设有与所述第一球凸部配合的第一滚槽，所述第一球凸部收容于所述第一滚槽，所述第一球凸部可在所述第一滚槽内移动或转动。
进一步地，所述镜头驱动装置还包括第一弹性结构，所述第一弹性结构设于所述第一侧板和所述第二侧板之间，所述第一弹性结构用于支撑所述第一壳体。
进一步地，所述镜头驱动装置还包括第二支点结构，所述第二支点结构连接于所述第一底板和所述镜筒之间，用于支撑所述第二壳体移动或转动。
进一步地，所述第一壳体和所述第二壳体均设置为中空的四棱柱，所述第一侧板围设成所述第一壳体的四个侧面，所述第二侧板围设成所述第二壳体的四个侧面；所述第二驱动装置设置为四个且等间距的分别设置于所述第一壳体的四个侧面和所述第二壳体的四个侧面之间，四个所述第二驱动装置分别位于靠近所述第一壳体的四个棱边位置；所述线圈所在平面和所述磁钢所在平面均平行于所述第一壳体。
进一步地，所述第一驱动装置包括正对设置的第一磁钢组件和第一线圈组件，所述第一磁钢组件和所述第一线圈组件中的其一固定于所述第一壳体，另一固定于所述镜筒。
本实用新型的有益效果在于：本申请通过线圈与磁钢相互作用，产生驱动第一壳体在垂直于光轴所在平面内的移动或转动的驱动力，同时，第一驱动装置可驱动镜筒在光轴所在平面内的移动或转动，由此，第一驱动装置和第二驱动装置配合可以实现镜头在垂直于光轴所在平面内和光轴所在平面内的移动或转动，进而实现镜头同时具有偏摆、俯仰和滚动方向上的抖动补偿功能，且滚动独立于俯仰、偏摆。
【 附图说明】
图1为本实用新型实施例提供的镜头驱动装置的结构示意图；
图2为图1中镜头驱动装置去除第二壳体的结构示意图；
图3为图1沿A-A线的剖面示意图；
图4和图5分别显示第一壳体两种相反方向的转动；
图6为本实用新型另一实施例中镜头驱动装置去除第二壳体的结构示意图。
图中：
100、镜头驱动装置；1、镜筒；2、第一壳体；3、第二壳体； 21、第一底板；22、第一侧板；23、第一盖板；230、第一通光孔； 4、第二驱动装置；41、磁钢；42、线圈；5、第一支点结构； 31、第二底板；32、第二侧板；33、第二盖板；330、第二通光孔；6、第一弹性结构；61、第一连接部；62、第二连接部；63、弹性连接条；51、第一球凸部；301、第一滚槽；7、第一驱动装置；71、第一磁钢组件；72、第一线圈组件；8、第二支点结构；81、第二球凸部；201、第二滚槽；9、第二弹性结构。
【 具体实施方式】  
下面结合附图和实施方式对本实用新型作进一步说明。
请参照图1-图6，提供一种镜头驱动装置100，所述镜头驱动装置100包括：
镜筒1，所述镜筒1用于安装镜头；
第一壳体2，所述镜筒1安装于所述第一壳体2内，所述镜筒1可相对所述第一壳体2移动或转动；
第二壳体3，所述第一壳体2安装在所述第二壳体3内，所述第一壳体2可相对所述第二壳体3移动或转动；
第一驱动装置7和第二驱动装置4，所述第一驱动装置7设置于所述镜筒1和所述第一壳体2之间且所述第二驱动装置4设置于所述第一壳体2和所述第二壳体3之间，或者，所述第一驱动装置7设置于所述第一壳体2和所述第二壳体3之间且所述第二驱动装置4设置于所述镜筒1和所述第一壳体2之间；
所述第一驱动装置7用于实现所述镜筒1在光轴所在平面内的移动或转动，所述第二驱动装置4用于实现所述镜筒1在垂直于光轴所在平面内的移动或转动；所述第二驱动装置4包括相对设置的磁钢41和线圈42。
本申请通过磁钢41和线圈42相互作用，产生驱动第一壳体2在垂直于光轴所在平面内的移动或转动的驱动力，同时，第一驱动装置7可驱动镜筒1在光轴所在平面内的移动或转动，由此，第一驱动装置7和第二驱动装置4配合可以实现镜头在垂直于光轴所在平面内和光轴所在平面内的移动或转动，进而实现镜头同时具有偏摆、俯仰和滚动方向上的抖动补偿功能，且滚动独立于俯仰、偏摆。
在本实施方式中，线圈42固定于第一壳体2、磁钢41固定于第二壳体3，当然，在其它可选的实施方式中，也可以为线圈42固定于第二壳体3、磁钢41固定于第一壳体2。
优选所述线圈42所在平面和所述磁钢41所在平面均垂直于所述第一壳体2。线圈42与磁钢41相互产生垂直线圈42或磁钢41所在平面的力。一般地，第二壳体3固定连接于电子产品上。
对线圈42通电，线圈42与磁钢41相互吸引或排斥，产生垂直于线圈42与磁钢41所在平面的力，线圈42通不同方向的电流，产生与磁钢41之间不同方向的力，从而驱动第一壳体2在垂直于光轴（Z轴）所在的平面（XY平面）内移动或转动，或者说是驱动第一壳体2绕光轴（Z轴）的滚动。具体请参照图3、图4和图5，其中图4和图5分别示意第一壳体2沿两种相反方向的转动。
在另一实施例中，所述第二驱动装置4包括两个所述线圈42，且两个所述线圈42分别设于所述磁钢41的两侧。具体请参照图6，如此，磁钢41的两侧均可力，向其中一侧的线圈42通电，磁钢41即受到该侧的吸引力，由此驱动第一壳体2移动或转动。
优选所述第一壳体2包括第一底板21、与所述第一底板21相对设置的第一盖板23以及连接所述第一底板21和所述第一盖板23且沿光轴方向延伸的第一侧板22，所述第一盖板23上开设有贯穿所述第一盖板23的第一通光孔230；
所述第二壳体3包括第二底板31、与所述第二底板31相对设置的第二盖板33以及连接所述第二底板31和所述第二盖板33且沿光轴方向延伸的第二侧板32，所述第二盖板33上开设有贯穿所述第二盖板33的第二通光孔330；
所述线圈42和所述磁钢41中其一连接于所述第一侧板22，所述线圈42和所述磁钢41中另一连接于所述第二侧板32。
所述镜头驱动装置100还包括第一支点结构5，所述第一支点结构5连接于所述第一底板21和所述第二底板31之间，用于支撑所述第一壳体2转动。
在本实施例中，所述线圈42连接于所述第二侧板32，所述磁钢41连接于所述第一侧板22；在其他实施例中，也可所述线圈42连接于所述第一侧板22，所述磁钢41连接于所述第二侧板32。
所述第一支点结构5包括第一球凸部51，所述第一球凸部51连接于所述第一底板21，所述第二壳体3上开设有与所述第一球凸部51配合的第一滚槽301，所述第一球凸部51收容于所述第一滚槽301，所述第一球凸部51可在所述第一滚槽301内移动或转动。第一滚槽301可以为条形槽，如此，在第二驱动装置4的驱动下，第一壳体2可沿第一滚槽301移动，第一滚槽301也可以为半球形槽，如此，在第二驱动装置4的驱动下，第一壳体2可相对第二壳体3转动。
优选所述镜头驱动装置100还包括第一弹性结构6，所述第一弹性结构6连接于所述第一侧板22和第二侧板32之间，所述第一弹性结构6用于支撑所述第一壳体2。
优选所述第一弹性结构6包括连接于所述第一侧板22的第一连接部61、连接于所述第二侧板32的第二连接部62和倾斜连接于第一连接部61和第二连接部62之间的弹性连接条63。弹性连接条63倾斜连接于第一连接部61和第二连接部62之间，起到连接第一侧板22和第二侧板32的作用，且为第一壳体2的运动提供回复力。
优选所述镜头驱动装置100还包括连接于所述第一底板21和所述镜筒1之间的第二支点结构8，所述第二支点结构8用于支撑所述镜筒1相对所述第一壳体2移动或转动。
优选第二支点结构8包括第二球凸部81，所述第二球凸部81连接于所述镜筒1，所述第一底板21上开设有与所述第二球凸部81配合的第二滚槽201。所述第二球凸部81收容于所述第二滚槽201，所述第二球凸部81可在所述第二滚槽201内移动或转动。第二滚槽201可以为条形槽，如此，在第一驱动装置7的驱动下，镜筒1可沿第二滚槽201移动，第二滚槽201也可以为半球形槽，如此，在第一驱动装置7的驱动下，镜筒1可相对第一壳体2转动。
镜头驱动装置100还包括设于镜筒1和第一侧板22之间的第二弹性结构9，第二弹性结构9用于相对第一壳体2支撑镜筒1，第二弹性结构9与第一弹性结构6结构相似。
在其他实施例中，所述第一壳体2和所述第二壳体3设置为中空的四棱柱，所述第一侧板22围设成所述第一壳体2的四个侧面，所述第二侧板32围设成所述第二壳体3的四个侧面；所述第二驱动装置4设置为四个且等间距的分别设置于所述第一壳体2的四个侧面和所述第二壳体3的四个侧面之间。
所述第一驱动装置7用于实现所述镜筒1在光轴所在平面内的移动或转动，所述第一驱动装置7包括正对设置的第一磁钢组件71和第一线圈组件72，所述第一磁钢组件71和所述第一线圈组件72中的其一固定于所述第一壳体2，另一固定于所述镜筒1。
以上所述的仅是本实用新型的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本实用新型创造构思的前提下，还可以做出改进，但这些均属于本实用新型的保护范围。

Claims (10)

  1. 一种镜头驱动装置，其特征在于，所述镜头驱动装置包括：
    镜筒，所述镜筒用于安装镜头；
    第一壳体，所述镜筒安装于所述第一壳体内，所述镜筒可相对所述第一壳体移动或转动；
    第二壳体，所述第一壳体安装在所述第二壳体内，所述第一壳体可相对所述第二壳体移动或转动；
    第一驱动装置和第二驱动装置，所述第一驱动装置设置于所述镜筒和所述第一壳体之间且所述第二驱动装置设置于所述第一壳体和所述第二壳体之间，或者，所述第一驱动装置设置于所述第一壳体和所述第二壳体之间且所述第二驱动装置设置于所述镜筒和所述第一壳体之间；
    所述第一驱动装置用于实现所述镜筒在光轴所在平面内的移动或转动，所述第二驱动装置用于实现所述镜筒在垂直于光轴所在平面内的移动或转动；所述第二驱动装置包括相对设置的磁钢和线圈。
  2. 根据权利要求1所述的镜头驱动装置，其特征在于：所述线圈所在平面和所述磁钢所在平面均垂直于所述第一壳体。
  3. 根据权利要求1所述的镜头驱动装置，其特征在于：所述第二驱动装置包括两个所述线圈，且两个所述线圈分别设于所述磁钢的两侧。
  4. 根据权利要求1所述的镜头驱动装置，其特征在于：所述第一壳体包括第一底板、与所述第一底板相对设置的第一盖板以及连接所述第一底板和所述第一盖板且沿光轴方向延伸的第一侧板，所述第一盖板上开设有贯穿所述第一盖板的第一通光孔；
    所述第二壳体包括第二底板、与所述第二底板相对设置的第二盖板以及连接所述第二底板和所述第二盖板且沿光轴方向延伸的第二侧板，所述第二盖板上开设有贯穿所述第二盖板的第二通光孔；
    所述磁钢和所述线圈中其一连接于所述第一侧板，所述磁钢和所述线圈中另一连接于所述第二侧板。
  5. 根据权利要求4所述的镜头驱动装置，其特征在于：所述镜头驱动装置还包括第一支点结构，所述第一支点结构设于所述第一底板和所述第二底板之间，用于支撑所述第一壳体转动。
  6. 根据权利要求5所述的镜头驱动装置，其特征在于：所述第一支点结构包括第一球凸部，所述第一球凸部连接于所述第一底板，所述第二壳体上开设有与所述第一球凸部配合的第一滚槽，所述第一球凸部收容于所述第一滚槽，所述第一球凸部可在所述第一滚槽内移动或转动。
  7. 根据权利要求4所述的镜头驱动装置，其特征在于：所述镜头驱动装置还包括第一弹性结构，所述第一弹性结构设于所述第一侧板和所述第二侧板之间，所述第一弹性结构用于支撑所述第一壳体。
  8. 根据权利要求4所述的镜头驱动装置，其特征在于：所述镜头驱动装置还包括第二支点结构，所述第二支点结构连接于所述第一底板和所述镜筒之间，用于支撑所述第二壳体移动或转动。
  9. 根据权利要求4所述的镜头驱动装置，其特征在于：所述第一壳体和所述第二壳体均设置为中空的四棱柱，所述第一侧板围设成所述第一壳体的四个侧面，所述第二侧板围设成所述第二壳体的四个侧面；所述第二驱动装置设置为四个且等间距的分别设置于所述第一壳体的四个侧面和所述第二壳体的四个侧面之间，四个所述第二驱动装置分别位于靠近所述第一壳体的四个棱边位置；所述线圈所在平面和所述磁钢所在平面均平行于所述第一壳体。
  10. 根据权利要求1所述的镜头驱动装置，其特征在于：所述第一驱动装置包括正对设置的第一磁钢组件和第一线圈组件，所述第一磁钢组件和所述第一线圈组件中的其一固定于所述第一壳体，另一固定于所述镜筒。
PCT/CN2020/101505 2020-06-30 2020-07-10 镜头驱动装置 WO2022000555A1 (zh)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203350575U (zh) * 2013-07-08 2013-12-18 李炜 一种控制镜头运动的音圈马达
CN105824165A (zh) * 2015-01-26 2016-08-03 日本电产三协株式会社 带抖动校正功能光学单元
US20180246341A1 (en) * 2017-02-27 2018-08-30 Mdpulse Co.,Ltd. Ois camera module favorable to dual camera arrangement and dual camera system including the ois camera modules
CN109413316A (zh) * 2018-12-05 2019-03-01 东莞佩斯讯光电技术有限公司 一种驱动结构及光学防抖摄像头
CN109581649A (zh) * 2018-10-08 2019-04-05 东莞佩斯讯光电技术有限公司 一种驱动液态镜头的马达和镜头组
CN110646913A (zh) * 2019-09-03 2020-01-03 炎坤微电机股份有限公司 音圈马达、潜望式透镜驱动装置及具有摄像头的电子设备
CN110784650A (zh) * 2019-11-12 2020-02-11 Oppo广东移动通信有限公司 防抖摄像模组及电子设备

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203350575U (zh) * 2013-07-08 2013-12-18 李炜 一种控制镜头运动的音圈马达
CN105824165A (zh) * 2015-01-26 2016-08-03 日本电产三协株式会社 带抖动校正功能光学单元
US20180246341A1 (en) * 2017-02-27 2018-08-30 Mdpulse Co.,Ltd. Ois camera module favorable to dual camera arrangement and dual camera system including the ois camera modules
CN109581649A (zh) * 2018-10-08 2019-04-05 东莞佩斯讯光电技术有限公司 一种驱动液态镜头的马达和镜头组
CN109413316A (zh) * 2018-12-05 2019-03-01 东莞佩斯讯光电技术有限公司 一种驱动结构及光学防抖摄像头
CN110646913A (zh) * 2019-09-03 2020-01-03 炎坤微电机股份有限公司 音圈马达、潜望式透镜驱动装置及具有摄像头的电子设备
CN110784650A (zh) * 2019-11-12 2020-02-11 Oppo广东移动通信有限公司 防抖摄像模组及电子设备

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