CN217360427U - Lens driving mechanism and frame thereof - Google Patents
Lens driving mechanism and frame thereof Download PDFInfo
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- CN217360427U CN217360427U CN202123344239.5U CN202123344239U CN217360427U CN 217360427 U CN217360427 U CN 217360427U CN 202123344239 U CN202123344239 U CN 202123344239U CN 217360427 U CN217360427 U CN 217360427U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000005611 electricity Effects 0.000 claims abstract description 3
- 239000002184 metal Substances 0.000 claims description 35
- 230000003287 optical effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 235000014676 Phragmites communis Nutrition 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model discloses a camera lens actuating mechanism and frame thereof, camera lens actuating mechanism includes the carrier, base and magnetite, the carrier be equipped with magnetite complex coil, the base is equipped with the built-in circuit of base, a serial communication port, the frame is equipped with the embedded sheetmetal of frame and has central opening, the embedded sheetmetal of frame is used for being connected the built-in circuit of base and coil electricity, the central opening around the frame forms the magnetite installation department that is used for installing the magnetite, partly of the embedded sheetmetal of frame exposes in the surface of magnetite installation department and fixes a position in order to the magnetite with the magnetite cooperation. The utility model has the advantages of simple structure, controllable cost and convenient operation.
Description
Technical Field
The utility model relates to an optics field, concretely relates to camera lens actuating mechanism and frame thereof.
Background
In general, a small camera module is mounted in a portable terminal such as a smartphone. Such a camera module is applied to a lens driving apparatus having an Auto Focus function (hereinafter referred to as "AF function" for Auto Focus) for automatically focusing an object to be photographed and a shake correction function (hereinafter referred to as "OIS function" for Optical Image Stabilization) for optically correcting shake (vibration) generated during photographing to reduce Image blur.
The lens driving device for auto focusing and shake correction includes an auto focusing driving unit (hereinafter referred to as an "AF driving unit") for moving a lens portion in an optical axis direction, and a shake correction driving unit (hereinafter referred to as an "OIS driving unit") for swinging the lens portion in a plane orthogonal to the optical axis direction.
The AF driving unit of the VCM driving method includes, for example: an autofocus coil unit (hereinafter referred to as an "AF coil unit") disposed around the lens unit; and an autofocus magnet unit (hereinafter referred to as an "AF magnet unit") disposed at a distance in the radial direction from the AF coil unit. An autofocus movable unit (hereinafter referred to as "AF movable unit") including a lens unit and an AF coil unit is supported by an autofocus supporting member (hereinafter referred to as "AF supporting member", for example, a leaf spring) in a state of being spaced apart in a radial direction from an autofocus fixing unit (hereinafter referred to as "AF fixing unit") including an AF magnet unit. The AF moving part is moved in the optical axis direction by the driving force of a voice coil motor composed of an AF coil part and an AF magnet part, thereby automatically focusing.
Along with the great popularization of intelligent terminals such as smart phones and tablet computers, the application range of small camera modules is larger and larger, however, a magnet used for being matched with a coil in the existing lens driving device is usually arranged on a frame, and a positioning device is not arranged between the magnet and the frame, so that the positioning in the magnet installation process is not accurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a camera lens actuating mechanism and frame thereof to solve the problem that exists among the above-mentioned prior art.
In order to solve the problem, according to the utility model discloses an aspect provides a camera lens actuating mechanism's frame, camera lens actuating mechanism includes carrier, base and magnetite, the carrier be equipped with magnetite complex coil, the base is equipped with the built-in circuit of base, the frame is equipped with the embedded sheetmetal of frame and has central opening, the embedded sheetmetal of frame be used for with the built-in circuit of base with the coil electricity is connected, encircles the frame the central opening forms and is used for the installation the magnetite installation department of magnetite, partly expose of the embedded sheetmetal of frame in the surface of magnetite installation department and with the magnetite cooperation is in order to right the magnetite advances line location.
In one embodiment, four frame side portions are formed around the central opening, the magnet mounting portion is a magnet groove formed in the frame side portion, and a part of the metal sheet embedded in the frame is exposed out of a side wall and/or a top wall of the magnet groove and is matched with the magnet to position the magnet.
In one embodiment, two ends of the magnet groove are respectively provided with a placing groove, an elastic binding post is arranged in each placing groove, one end of each elastic binding post is electrically connected with the metal sheet embedded in the frame, and the other end of each elastic binding post is electrically connected with the coil.
In one embodiment, the frame embedded metal sheet exposes a first power-on point at least one end corner of the top end of the frame, and the first power-on point is electrically connected with the base built-in circuit.
In one embodiment, the frame embedded metal sheet includes four integrally formed side portions which are formed into a sheet shape and extend in a direction parallel to the base, wherein the four side portions protrude upward and are provided at respective both ends with protruding pieces extending downward, the top portions of the protruding pieces are exposed to the top end face of the frame to be electrically connected to the base built-in circuit, and main portions of the protruding pieces are exposed to the side portions of the frame and are electrically connected to the coil.
In one embodiment, the frame embedded metal sheet comprises four integrally-molded side portions, the four side portions form a sheet shape and extend along a direction perpendicular to the base, adjacent two side portions are connected through a corner portion parallel to the base, the corner portion is provided with a first power-on point protruding outwards to be electrically connected with the base built-in circuit, and at least one part of the four side portions is exposed out of the frame side portions and is electrically connected with the coil.
In one embodiment, the frame embedded metal sheet comprises four integrally formed top portions which are formed into a sheet shape and extend in a direction parallel to the base, two adjacent top portions are connected by a corner portion parallel to the base, the corner portion is provided with a first power-on point protruding outwards to be electrically connected with the built-in circuit of the base, and the four top portions are provided with four side portions extending vertically downwards, and at least one part of the four side portions is exposed out of the frame side portion and is electrically connected with the coil.
In one embodiment, guide slopes are provided at both ends of the magnet groove to guide the magnet when the magnet is mounted.
In one embodiment, the lens driving mechanism further comprises an upper spring plate and a lower spring plate, the upper end surface of the frame is provided with an upper spring plate connecting column to be connected with the upper spring plate, the lower end surface of the end corner of the frame is provided with a lower spring plate connecting column to be connected with the lower spring plate, the inner side of the corner of the frame is provided with a carrier limiting groove to limit the longitudinal movement of the carrier, and a carrier limiting protrusion is further arranged below the carrier limiting groove to limit the movement range of the carrier; preferably, the lens driving mechanism further comprises a housing, a top end of the frame is provided with a top protrusion to contact with the housing, and a bottom end of the frame is provided with a bottom protrusion to contact with the base, thereby preventing the housing and the base from striking the upper spring and the lower spring.
According to another aspect of the present invention, there is provided a lens driving mechanism, which includes the above-mentioned frame.
The utility model discloses a set up the embedded sheetmetal of frame in the frame to set the embedded sheetmetal of frame to at least part and expose in the magnetite installation department, thereby through the magnetic force effect of the embedded sheetmetal of frame and magnetite, play the effect to the magnetite location, have simple structure, the cost is controllable, convenient operation's useful technological effect.
Drawings
Fig. 1 is an exploded perspective view of a frame according to an embodiment of the present invention.
Fig. 2 is a perspective view of a frame according to an embodiment of the present invention.
Fig. 3 is a partially enlarged view of fig. 2.
Fig. 4 is an exploded perspective view of a frame according to an embodiment of the present invention.
Fig. 5 is a perspective view of a frame according to an embodiment of the present invention.
Fig. 6 is an exploded perspective view of a frame according to an embodiment of the present invention.
Fig. 7 is a perspective view of a frame according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the attached drawings so that the objects, features and advantages of the present invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended as limitations on the scope of the invention, but are merely illustrative of the true spirit of the technical solution of the invention.
In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that an embodiment can be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.
Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In the following description, for the sake of clarity of illustrating the structure and operation of the present invention, directional terms are used, but the terms "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be interpreted as words of convenience and should not be interpreted as limiting terms.
The utility model relates to a camera lens actuating mechanism and frame thereof can be used for in terminal products such as cell-phone, panel computer with the camera lens cooperation realize functions such as shooing, video recording. The lens driving mechanism generally comprises a carrier, a base, a frame, an upper reed, a lower reed and a shell, wherein the carrier is used for mounting a lens and is provided with a driving coil, the frame is provided with a magnet, the carrier is mounted in the frame, the upper reed movably connects the carrier with the upper surface of the frame, the lower reed movably connects the carrier with the lower surface of the frame, the magnet is matched with the driving coil to drive the carrier to move along the optical axis direction of the lens, the optical zooming function is realized, a base built-in circuit is arranged in the base, and the driving coil is powered.
In some embodiments, an anti-shake coil may be further disposed in the base, and the anti-shake coil cooperates with the magnet to drive the frame and the carrier to move on a plane perpendicular to the optical axis, so as to achieve an optical anti-shake function.
The frame of the lens driving mechanism of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is an exploded perspective view of a frame 10 according to an embodiment of the present invention. Fig. 2 is a perspective view of a frame 10 according to an embodiment of the present invention, and fig. 3 is a partially enlarged view of fig. 2. As shown in fig. 1 to 3, in one embodiment, the frame 10 is provided with a frame-embedded metal sheet 20 and has a central opening 11, the frame-embedded metal sheet 20 is used for electrically connecting the base built-in circuit and the driving coil, a magnet mounting portion for mounting a magnet is formed around the central opening 11 of the frame, and a part of the frame-embedded metal sheet 20 is exposed to the surface of the magnet mounting portion and cooperates with the magnet to position the magnet. At the in-process of installing the frame with the magnetite, at present all be the magnetite installation department that directly puts into the frame with the magnetite, however because the magnetite mounting groove is a semi-open recess usually, the magnetite is placed and is removed easily behind the semi-open recess, is difficult to its position of accurate fixed, the utility model discloses a set up the embedded sheetmetal of frame in the frame to set the embedded sheetmetal of frame to at least part exposes in the magnetite installation department, thereby plays the effect to the magnetite location through the magnetic force effect of the embedded sheetmetal of frame and magnetite. The device has the excellent technical effects of simple structure, controllable cost and convenient operation.
In the embodiment shown in fig. 2, four frame side portions 12 are formed around the central opening 11, the magnet mounting portions are magnet grooves 121 provided in the frame side portions 12, and a part of the frame insert metal sheet 20 is exposed to the top wall of the magnet groove 121 (the position shown in fig. 2 is the frame upside down) and cooperates with the magnets to position the magnets.
Referring to fig. 1, in one embodiment, the frame insert metal sheet 20 includes four side portions 21 formed integrally, the four side portions 21 are formed in a sheet shape and extend in a direction parallel to the base, wherein the four side portions 21 protrude upward and are provided with protruding pieces 212 extending downward at respective both ends, a top portion 213 of the protruding piece 212 is exposed at a top end surface of the frame to form a first conduction point for electrically connecting with the base built-in circuit, and a main portion (an inner side surface of the protruding piece 212 shown in fig. 1) of the protruding piece 212 is exposed at a side portion of the frame to form a second conduction point 216 and electrically connecting with the coil on the carrier, thereby electrically connecting the base built-in circuit with the coil through the frame insert metal sheet 20. That is, in this embodiment, the side portion 21 of the frame fitting metal piece 20 is exposed to the top wall of the magnet groove 121 to position the magnet, and the protruding piece 212 formed to extend downward from the side portion 21 forms a first current passing point at the top end and a second current passing point 216 at the inner side surface, respectively, to electrically connect the coil and the circuit built in the base. The side part 21 of the embedded metal sheet of the frame protrudes upwards or bends for a certain distance, thereby increasing the length of the embedded metal sheet of the base of the side part of the frame and improving the overall strength of the frame.
Referring to fig. 2 to 3, in one embodiment, two placing grooves 122 are respectively formed at both ends of the magnet groove 121, and elastic terminals (not shown) are disposed in the placing grooves 122, one ends of the elastic terminals are electrically connected to the frame embedded metal sheet 20, and the other ends of the elastic terminals are electrically connected to the coil, thereby electrically connecting the coil to the frame embedded metal sheet. It should be noted that in other embodiments, the frame may not be provided with the placement slots and the power-on points, but the built-in metal sheets and the coils may be electrically connected in other manners.
Alternatively, both ends of the magnet groove 121 are provided with guide slopes 123 to guide the magnets when they are mounted. As can be seen from the figure, most of the side portion 21 of the frame insert metal sheet 20 is exposed to the top of the magnet groove 121, so that a larger force can be applied to the magnet to accurately position the magnet.
In one embodiment, the frame insert metal sheet 20 exposes a first power-on point at least one of the corners of the top end of the frame, and the first power-on point is electrically connected to the base built-in circuit. For example, the top 213 of one or more tabs 212 is exposed at the top end of the frame.
Fig. 4 is an exploded perspective view of a frame according to an embodiment of the present invention, and fig. 5 is a perspective view of the frame according to an embodiment of the present invention. As shown in fig. 4-5, the frame 10 has a central opening 11, four frame side portions 12 are formed around the central opening 11, the magnet mounting portion is a magnet groove 121 formed in the frame side portion 12, and a part of the frame insert metal piece 20 is exposed to a side wall of the magnet groove 121 and cooperates with the magnet to position the magnet.
Referring to fig. 4-5, in one embodiment, the frame insert metal sheet 20 includes four integrally formed side portions 21, the four side portions 21 are formed in a sheet shape and extend in a direction perpendicular to the base, two adjacent side portions 21 are connected by a corner portion 23 parallel to the base, the corner portion 23 is provided with a protruding portion protruding outward and forming a first current-carrying point 231 to be electrically connected to the circuit built in the base, and at least a portion of the four side portions 21 is exposed to the side portions of the frame to form a second current-carrying point and to be electrically connected to the coil. In the embodiment shown in fig. 4 to 5, the side portion 21 of the frame insert metal sheet 20 is entirely exposed to the side wall of the magnet groove 121, and the second conduction point 216 is formed at both ends.
Fig. 6 is an exploded perspective view of a frame according to an embodiment of the present invention, and fig. 7 is a perspective view of the frame according to an embodiment of the present invention. As shown in fig. 6 to 7, in one embodiment, the frame insert metal sheet 20 includes four top portions 22 formed integrally, the four top portions 22 being formed in a sheet shape and extending in a direction parallel to the base, adjacent two top portions being connected by corner portions 23 parallel to the base, the corner portions 23 being provided with protrusions protruding outward and forming first current-carrying points 231 for electrical connection with the circuit built in the base, and the four top portions 22 being provided with four side portions 21 extending vertically downward, at least a part of the four side portions 21 being exposed to the side portions and the top portions of the frame and electrically connected with the coil. In the embodiment shown in fig. 6-7, a substantial portion of the sides of frame insert 20 are exposed at the sides of the frame and a substantial portion of the top of frame insert 20 is exposed at the top of the frame. However, in other embodiments, a small portion of the side of the frame insert sheet metal may be exposed at the side of the frame, and/or a small portion of the top of the frame insert sheet metal may be exposed at the top of the frame.
Referring back to fig. 1, in one embodiment, the inner side of the frame corner 13 is provided with a carrier limiting groove 131 to limit the longitudinal movement of the carrier, and a carrier limiting protrusion 132 is further provided below the carrier limiting groove 131 to limit the movement range of the carrier.
Referring to fig. 1-2, in one embodiment, the top end of the frame 10 is provided with a top end protrusion 14 to contact the housing and the bottom end of the frame is provided with a bottom end protrusion 15 to contact the base, thereby preventing the housing and the base from striking the upper and lower springs.
The above description is for the purpose of illustrating the preferred embodiments of the present invention and it is to be understood that various changes and modifications may be made by those skilled in the art after reading the above teaching of the present invention. Such equivalents are intended to fall within the scope of the claims appended hereto.
Claims (11)
1. The utility model provides a camera lens actuating mechanism's frame, camera lens actuating mechanism includes carrier, base and magnetite, the carrier be equipped with magnetite complex coil, the base is equipped with base built-in circuit, a serial communication port, the frame is equipped with frame embedded metal sheet and has central opening, frame embedded metal sheet be used for with base built-in circuit with the coil electricity is connected, encircles the frame central opening forms and is used for the installation the magnetite installation department of magnetite, a part of frame embedded metal sheet expose in the surface of magnetite installation department and with the magnetite cooperation is with right the magnetite advances line location.
2. The frame according to claim 1, wherein four frame side portions are formed around the central opening, the magnet mounting portion is a magnet groove provided in the frame side portion, and a part of the metal sheet embedded in the frame is exposed to a side wall and/or a top wall of the magnet groove and cooperates with the magnet to position the magnet.
3. The frame according to claim 2, wherein two ends of the magnet groove are respectively provided with a placing groove, an elastic binding post is arranged in each placing groove, one end of each elastic binding post is electrically connected with the metal sheet embedded in the frame, and the other end of each elastic binding post is electrically connected with the coil.
4. The frame of claim 2, wherein the frame insert sheet metal exposes a first power point at least one of the corners of the top end of the frame, the first power point being electrically connected to the base built-in circuitry.
5. The frame of claim 1, wherein the frame insert metal sheet includes four integrally formed side portions which are formed in a sheet shape and extend in a direction parallel to the base, wherein the four side portions are protruded upward and provided at respective both ends with protrusion pieces which are extended downward, the top portions of the protrusion pieces are exposed to the top end face of the frame to be electrically connected to the base built-in circuit, and main portions of the protrusion pieces are exposed to the side portions of the frame and are electrically connected to the coil.
6. The frame of claim 1, wherein the frame insert metal sheet includes four integrally formed side portions, the four side portions are formed into a sheet shape and extend in a direction perpendicular to the base, adjacent two of the side portions are connected by a corner portion parallel to the base, the corner portion is provided with a first energizing point protruding outward to be electrically connected to the base built-in circuit, and at least a part of the four side portions is exposed to the frame side portions and electrically connected to the coil.
7. The frame of claim 1, wherein the frame insert metal sheet includes four integrally formed top portions which are formed in a sheet shape and extend in a direction parallel to the base, adjacent two of the top portions are connected by a corner portion parallel to the base, the corner portion is provided with a first energizing point protruding outward to be electrically connected to the base built-in circuit, and the four top portions are provided with four side portions extending vertically downward, at least a part of the four side portions being exposed to the frame side portions and electrically connected to the coil.
8. The frame according to claim 2, wherein guide slopes are provided at both ends of the magnet groove to guide the magnet when the magnet is mounted.
9. The frame according to claim 6, wherein the lens driving mechanism further comprises an upper spring plate and a lower spring plate, the upper end surface of the frame is provided with an upper spring plate connecting column to connect with the upper spring plate, the lower end surface of the frame end corner is provided with a lower spring plate connecting column to connect with the lower spring plate, the inner side of the corner is provided with a carrier limiting groove to limit the longitudinal movement of the carrier, and a carrier limiting protrusion is further provided below the carrier limiting groove to limit the movement range of the carrier.
10. The frame of claim 9, wherein the lens driving mechanism further comprises a housing, a top end of the frame is provided with a top end protrusion to contact the housing, and a bottom end of the frame is provided with a bottom end protrusion to contact the base, thereby preventing the housing and the base from striking the upper spring and the lower spring.
11. A lens driving mechanism, characterized in that it comprises a frame according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123344239.5U CN217360427U (en) | 2021-12-28 | 2021-12-28 | Lens driving mechanism and frame thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123344239.5U CN217360427U (en) | 2021-12-28 | 2021-12-28 | Lens driving mechanism and frame thereof |
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| Publication Number | Publication Date |
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| CN217360427U true CN217360427U (en) | 2022-09-02 |
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| CN202123344239.5U Active CN217360427U (en) | 2021-12-28 | 2021-12-28 | Lens driving mechanism and frame thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114601A (en) * | 2021-12-28 | 2022-03-01 | 河南皓泽电子股份有限公司 | Lens drive mechanism and its frame |
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- 2021-12-28 CN CN202123344239.5U patent/CN217360427U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114601A (en) * | 2021-12-28 | 2022-03-01 | 河南皓泽电子股份有限公司 | Lens drive mechanism and its frame |
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Effective date of registration: 20240910 Address after: 215316, 2nd Floor, No. 2133 Donghe Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Henan Haoze Electronics Co.,Ltd. Kunshan Branch Country or region after: China Address before: 454763 Qianyao village, Chengbo Town, Mengzhou City, Jiaozuo City, Henan Province Patentee before: Henan haoze Electronic Co.,Ltd. Country or region before: China |