CN110719396B - Optical image shock mounting - Google Patents
Optical image shock mounting Download PDFInfo
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- CN110719396B CN110719396B CN201911138339.7A CN201911138339A CN110719396B CN 110719396 B CN110719396 B CN 110719396B CN 201911138339 A CN201911138339 A CN 201911138339A CN 110719396 B CN110719396 B CN 110719396B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 16
- 230000035939 shock Effects 0.000 title claims description 6
- 239000002184 metal Substances 0.000 claims abstract description 26
- 229910052751 metal Inorganic materials 0.000 claims abstract description 26
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000012937 correction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012634 optical imaging Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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Classifications
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
- H04N23/685—Vibration or motion blur correction performed by mechanical compensation
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Studio Devices (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The invention discloses an optical image shockproof device, which comprises an AF motor base, an upper cover, a magnetic conductive metal sheet embedded in the AF motor base, a lower fixing sheet fixed on the AF motor base and an upper fixing sheet embedded in the upper cover, wherein the lower fixing sheet is fixedly arranged on the AF motor base; the AF motor base is provided with a lower chain connecting piece, the lower chain connecting piece is in conductive connection with the AF motor base and the magnetic conductive metal sheet, the upper cover plate is embedded with an upper chain connecting piece, the upper chain connecting piece is in conductive connection with the lower chain connecting piece, and filiform memory alloy is arranged between the lower fixing piece and the upper fixing piece. The optical image shockproof device 1 adopts the link sheet to replace an FPC board or a circuit board, cancels the circuit board or an FPC component, adopts the link sheet to optimize the structure and is more convenient to assemble; 2, the linking piece has a curved structure, so that the linking piece has larger deformation space and the whole volume is unchanged.
Description
Technical Field
The invention relates to the technical field of optical imaging equipment, in particular to an optical image shockproof device.
Background
In the VCM industry, the simple auto-focus motor cannot meet the photographing requirement of the mobile phone, and the birth of the OIS is a great breakthrough in the anti-shake technology of mobile phone photographing. At present, a common anti-shake voice coil motor comprises a flexible circuit board, a magnet bearing seat, a lower elastic sheet, a magnet, a support coil, a support, an upper elastic sheet, an upper cover, a shell, an alloy copper wire, an induction component and a flat coil, wherein the flexible circuit board is an important component in an OIS structure. The problem of shake in the photographing process is solved, namely offset correction is carried out in the X-axis direction and the Y-axis direction. An ampere force is generated by the action of an electrified coil on the flexible circuit board and the magnet. The ampere force is proportional to the number of coil turns. Because of the need for a compact VCM, the smaller the space available for the coil, manufacturers are developing to meet the turn number requirement in the smallest possible space. In addition, in the conventional flat coil assembly, the process assembly flow comprises the working procedures of assembly of the flexible circuit board and the jig, assembly of the coil and the flexible circuit board and the like, the whole process flow is very complicated and difficult, and because the VCM has high precision requirement, the assembly process of multiple flows inevitably generates errors and has a wire breakage risk, so that the product yield is low, and the structural characteristic of the assembly process needs a height space of about 0.7-0.8 mm.
The main drawbacks of this product are: the circuit board is high in cost, difficult to mount and capable of raising and the like, and the reliability of the product is affected.
Disclosure of Invention
The present invention is directed to overcome the above-mentioned drawbacks of the prior art, and an object of the present invention is to provide an optical image shock absorber, which overcomes the drawbacks of the prior art that the cost of a circuit board is high, the circuit board is difficult to mount, and the product reliability is affected by the problems of warping.
In order to achieve the purpose, the technical scheme of the invention is as follows:
an optical image shockproof device comprises an AF motor base, an upper cover, a magnetic conductive metal sheet embedded in the AF motor base, a lower fixing sheet fixed on the AF motor base and an upper fixing sheet embedded in the upper cover; the AF motor base is provided with a lower chain connecting piece, the lower chain connecting piece is in conductive connection with the AF motor base and the magnetic conductive metal sheet, the upper cover plate is embedded with an upper chain connecting piece, the upper chain connecting piece is in conductive connection with the lower chain connecting piece, and filiform memory alloy is arranged between the lower fixing piece and the upper fixing piece.
As an improvement to the above technical solution, the magnetic conductive metal sheets are four, are of arc structures, and are respectively embedded on the AF motor base; the lower fixing pieces are two pieces and are arranged on the corners of the AF motor base in a diagonal manner; the lower chain connecting pieces are four, one end of each lower chain connecting piece is in point-like riveting with the AF motor base, and the middle part of each lower chain connecting piece is in point-like riveting with the magnetic conductive metal sheet; the upper fixing pieces are arranged in two groups and are arranged on the corners of the upper cover in an opposite angle manner; the upper chain connecting pieces are two groups and are embedded on the upper cover.
As an improvement of the technical scheme, one group of the upper fixing pieces is divided into two large fixing pieces and two small fixing pieces which are L-shaped respectively, one of the two memory alloys, which outwards extend from one lower fixing piece at an included angle of 90 degrees, is connected to the middle-small upper fixing piece in one group, and the other memory alloy is connected to the middle-large upper fixing piece in the other group.
As an improvement to the above technical solution, a set of the upper chain connecting pieces is divided into two large and small upper chain connecting pieces, each of which has an L-shaped structure, wherein two of the large upper chain connecting pieces and the small lower chain connecting pieces are spot-riveted at one end, and the other two of the small upper chain connecting pieces and the small lower chain connecting pieces are spot-riveted at one end.
As an improvement to the above technical scheme, the magnetic conductive metal sheet is an iron sheet.
As an improvement to the above technical solution, the magnetic conductive metal sheets are three pieces, are in a right-angle L-shaped structure, and are respectively embedded on the AF motor base; the lower chain connecting pieces are correspondingly three, one end of each lower chain connecting piece is in point-like riveting with the AF motor base, and the middle part of each lower chain connecting piece is in point-like riveting with the magnetic conductive metal sheet.
The working principle of the optical image shockproof device of the invention is as follows:
the driver records initial resistance and temperature data of the memory alloy in an initial state, vibration generated by hand shaking during shooting operation is achieved, the middle AF motor base is in a suspended state in the overall design, the fixing sheet can pull the fixing sheet on the memory alloy to deform along with the fixing sheet under the vibration, material resistance change can be generated after the deformation through the characteristics of the memory alloy, the memory alloy resistance is monitored in real time through the chip in the driver, the material temperature is improved/reduced through the voltage increase and decrease mode, and the anti-shake correction function is achieved through the temperature deformation characteristics of the memory alloy material.
Compared with the prior art, the invention has the advantages and positive effects that:
the optical image shockproof device 1 adopts the link sheet to replace an FPC board or a circuit board, cancels the circuit board or an FPC component, adopts the link sheet to optimize the structure and is more convenient to assemble; 2, the linking piece has a curved structure, so that the linking piece has larger deformation space and the whole volume is unchanged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic illustration of an explosive structure according to the present invention;
FIG. 2 is a connecting structure diagram of the AF motor base, the magnetic conductive metal sheet and the lower link sheet of the invention;
FIG. 3 is a schematic view of the connection structure of the upper chain connecting piece, the upper cover and the upper fixing piece of the present invention;
fig. 4 is a schematic view of the connection structure of the upper link, the upper cover and the lower link according to the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The singular is also intended to include the plural unless the context clearly dictates otherwise. The terms "comprises," "comprising," and "having" specify the presence of stated features, quantities, operations, elements, components, and/or combinations thereof, but do not preclude the presence or addition of one or more other features, quantities, operations, components, elements, and/or combinations thereof.
The shapes of the illustrations as a result of manufacturing techniques and/or tolerances may vary. Accordingly, the examples described herein are not limited to the particular shapes shown in the drawings, but include variations in shapes that occur during manufacturing.
Next, examples are described in further detail with reference to the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, the optical image shock-proof device of the present invention comprises an AF motor base 1, an upper cover 8, a magnetic conductive metal sheet 2 embedded in the AF motor base 1, a lower fixing sheet 4 fixed on the AF motor base 1, and an upper fixing sheet 5 embedded in the upper cover 8; the AF motor base 1 is provided with a lower connecting sheet 3, the lower connecting sheet 3 is in conductive connection with the AF motor base 1 and the magnetic conductive metal sheet 2, an upper connecting sheet 7 is embedded in the upper cover sheet 8, the upper connecting sheet 7 is in conductive connection with the lower connecting sheet 3, and filiform memory alloy 6 is arranged between the lower fixing sheet 4 and the upper fixing sheet 5. The magnetic metal sheet 2 is an iron sheet.
The four magnetic conductive metal sheets 2 are of arc structures and are respectively embedded on the AF motor base 1; the lower fixing pieces 4 are two pieces and are arranged on the corners of the AF motor base 1 in a diagonal manner; the lower chain connecting pieces 3 are four, one end of each lower chain connecting piece 3 is in point-like riveting with the AF motor base 1, and the middle part of each lower chain connecting piece 3 is in point-like riveting with the magnetic conductive metal sheet 2; the upper fixing pieces 5 are arranged in two groups and are arranged on the corners of the upper cover 8 in a diagonal manner; two sets of upper chain connecting pieces 7 are embedded on the upper cover 8. One group of the upper fixing pieces 5 are divided into two large and small L-shaped pieces, one of the two memory alloys 6 extending outwards from the lower fixing piece 4 at an included angle of 90 degrees is connected to the middle and small upper fixing pieces 5 in one group, and the other memory alloy 6 is connected to the middle and large upper fixing pieces 5 in the other group. The upper chain connecting piece 7 is divided into two large and small upper chain connecting pieces 7 which are respectively in an L-shaped structure, wherein the large upper chain connecting piece 7 is in spot riveting with two of the lower chain connecting pieces 3 at one end, and the small upper chain connecting piece 7 is in spot riveting with the other two of the lower chain connecting pieces 3 at one end.
The magnetic conductive metal sheets 2 are three or more, are in right-angle L-shaped structures and are respectively embedded on the AF motor base 1; the lower chain connecting pieces 3 are correspondingly three, one end of each lower chain connecting piece 3 is in point-like riveting with the AF motor base 1, and the middle part of each lower chain connecting piece 3 is in point-like riveting with the magnetic conductive metal sheet 2.
The memory alloy resistance real-time monitoring device comprises a driver, a middle AF motor base, a fixing sheet, a memory alloy and an anti-shake correction function, wherein the driver records initial resistance and temperature data of the memory alloy in an initial state, vibration generated by hand shake during shooting operation is achieved, the middle AF motor base is in a suspended state in the whole design, the fixing sheet can pull the fixing sheet on the memory alloy to deform in a connected mode during vibration, material resistance change can be generated after deformation through the characteristics of the memory alloy, the memory alloy resistance is monitored in real time through a chip in the driver, the material temperature is improved/reduced through a voltage increasing and decreasing mode, and the anti-shake correction function is achieved through the temperature deformation characteristics of the memory alloy material.
The optical image shockproof device 1 adopts the link sheet to replace an FPC board or a circuit board, cancels the circuit board or an FPC component, adopts the link sheet to optimize the structure and is more convenient to assemble; 2, the linking piece has a curved structure, so that the linking piece has larger deformation space and the whole volume is unchanged.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An optical image shock-proof device, comprising: the AF motor comprises an AF motor base, an upper cover, a magnetic conductive metal sheet embedded in the AF motor base, a lower fixing sheet fixed on the AF motor base and an upper fixing sheet embedded in the upper cover; the AF motor base is provided with a lower chain connecting piece which is in conductive connection with the AF motor base and the magnetic conductive metal sheet, the upper cover plate is embedded with an upper chain connecting piece which is in conductive connection with the lower chain connecting piece, and filiform memory alloy is arranged between the lower fixing piece and the upper fixing piece; wherein
The four magnetic conductive metal sheets are of arc structures and are respectively embedded on the AF motor base; the lower fixing pieces are two pieces and are arranged on the corners of the AF motor base in a diagonal manner; the lower chain connecting pieces are four, one end of each lower chain connecting piece is in point-like riveting with the AF motor base, and the middle part of each lower chain connecting piece is in point-like riveting with the magnetic conductive metal sheet; the upper fixing pieces are arranged in two groups and are arranged on the corners of the upper cover in an opposite angle manner; the upper chain connecting pieces are two groups and are embedded on the upper cover.
2. The optical image shock mount device according to claim 1, wherein: one group of the upper fixing pieces is divided into two large fixing pieces and two small fixing pieces which are L-shaped respectively, one of the two memory alloys, which outwards extend from the lower fixing piece at an included angle of 90 degrees, is connected with the middle-small upper fixing piece in one group, and the other memory alloy is connected with the middle-large upper fixing piece in the other group.
3. The optical image shock mount device according to claim 2, wherein: and the upper chain connecting pieces are divided into two large upper chain connecting pieces and two small upper chain connecting pieces, and the two large upper chain connecting pieces and the two small lower chain connecting pieces are respectively in an L-shaped structure, wherein the two large upper chain connecting pieces and the two small lower chain connecting pieces are in spot riveting at one end, and the other two small upper chain connecting pieces and the other two small lower chain connecting pieces are in spot riveting at one end.
4. The optical image shock mounting apparatus as claimed in claim 3, wherein: the magnetic conductive metal sheet is an iron sheet.
5. An optical image shock-proof device, comprising: the AF motor comprises an AF motor base, an upper cover, a magnetic conductive metal sheet embedded in the AF motor base, a lower fixing sheet fixed on the AF motor base and an upper fixing sheet embedded in the upper cover; the AF motor base is provided with a lower chain connecting piece which is in conductive connection with the AF motor base and the magnetic conductive metal sheet, the upper cover plate is embedded with an upper chain connecting piece which is in conductive connection with the lower chain connecting piece, and filiform memory alloy is arranged between the lower fixing piece and the upper fixing piece; wherein
The magnetic conductive metal sheets are three, are in right-angle L-shaped structures and are respectively embedded on the AF motor base; the lower chain connecting pieces are correspondingly three, one end of each lower chain connecting piece is in point-like riveting with the AF motor base, and the middle part of each lower chain connecting piece is in point-like riveting with the magnetic conductive metal sheet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811497967X | 2018-12-07 | ||
| CN201811497967.XA CN109451226A (en) | 2018-12-07 | 2018-12-07 | A kind of optical image vibration abatement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110719396A CN110719396A (en) | 2020-01-21 |
| CN110719396B true CN110719396B (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811497967.XA Pending CN109451226A (en) | 2018-12-07 | 2018-12-07 | A kind of optical image vibration abatement |
| CN201911138339.7A Active CN110719396B (en) | 2018-12-07 | 2019-11-20 | Optical image shock mounting |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201811497967.XA Pending CN109451226A (en) | 2018-12-07 | 2018-12-07 | A kind of optical image vibration abatement |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492713B (en) * | 2019-07-24 | 2024-03-22 | 河南皓泽电子股份有限公司 | Triaxial memory alloy combination motor |
| CN110429791A (en) * | 2019-07-24 | 2019-11-08 | 河南省皓泽电子有限公司 | Stabilization mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205647717U (en) * | 2016-05-09 | 2016-10-12 | 江阴新晟电子有限公司 | AF camera module with iris switches function |
| CN106131435A (en) * | 2016-08-25 | 2016-11-16 | 东莞市亚登电子有限公司 | Micro-optical stabilization photographic head module |
| CN108174104A (en) * | 2018-01-31 | 2018-06-15 | 上海信迈电子科技有限公司 | Anti-shaking structure, stabilization system and with its photographic device |
| CN207766352U (en) * | 2017-12-20 | 2018-08-24 | 东莞市亚登电子有限公司 | The memory alloy wire fixed structure of micro-optical camera module |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190015528A (en) * | 2016-06-09 | 2019-02-13 | 허친슨 테크놀로지 인코포레이티드 | Shape memory alloy wire attachment structure having an adhesive for a suspension assembly |
| KR102642904B1 (en) * | 2016-11-28 | 2024-03-04 | 삼성전기주식회사 | Actuator of camera module |
| CN207926717U (en) * | 2018-02-05 | 2018-09-28 | 信利光电股份有限公司 | A kind of optical anti-vibration camera module |
-
2018
- 2018-12-07 CN CN201811497967.XA patent/CN109451226A/en active Pending
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- 2019-11-20 CN CN201911138339.7A patent/CN110719396B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205647717U (en) * | 2016-05-09 | 2016-10-12 | 江阴新晟电子有限公司 | AF camera module with iris switches function |
| CN106131435A (en) * | 2016-08-25 | 2016-11-16 | 东莞市亚登电子有限公司 | Micro-optical stabilization photographic head module |
| CN207766352U (en) * | 2017-12-20 | 2018-08-24 | 东莞市亚登电子有限公司 | The memory alloy wire fixed structure of micro-optical camera module |
| CN108174104A (en) * | 2018-01-31 | 2018-06-15 | 上海信迈电子科技有限公司 | Anti-shaking structure, stabilization system and with its photographic device |
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| Publication number | Publication date |
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| CN109451226A (en) | 2019-03-08 |
| CN110719396A (en) | 2020-01-21 |
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Effective date of registration: 20240913 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 |
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