CN208768163U - The wiring construction of micro-optical stabilization actuator - Google Patents
The wiring construction of micro-optical stabilization actuator Download PDFInfo
- Publication number
- CN208768163U CN208768163U CN201821408238.8U CN201821408238U CN208768163U CN 208768163 U CN208768163 U CN 208768163U CN 201821408238 U CN201821408238 U CN 201821408238U CN 208768163 U CN208768163 U CN 208768163U
- Authority
- CN
- China
- Prior art keywords
- movable plate
- flexible circuit
- fixed plate
- circuit board
- plate
- 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
Landscapes
- Adjustment Of Camera Lenses (AREA)
Abstract
The utility model relates to the wiring constructions of micro-optical stabilization actuator, have substrate, fixed plate, movable plate and the memory alloy wire for being connected and fixed plate and movable plate；Movable plate has spring arm, and movable plate can be moved under the constraint of spring arm with opposing fixed plate；Memory alloy wire fixing clamp is diagonally equipped on movable plate and fixed plate respectively；The first flexible circuit board is laid in fixed plate, and movable plate lays the second flexible circuit board, passes through the welding connection of spring arm outer end between two flexible circuit boards；Movable plate corresponding site bends construction welding platform upward, and the second flexible circuit board part, which extends to, forms pad in welding platform, connects the extensions flexible circuit of the pad and bends upward with movable plate and constructs the bending dislocation of welding platform and open.Cleverly connection structure designs, and extends flexible circuit not by the bending position influence of welding platform, solves the problems, such as that movable plate and fixed plate relatively move, multi-line, multi signal connection may be implemented, structural stability is high.
Description
Technical field
The utility model relates to camera technical fields, more particularly, to the micro-optical stabilization with optics debugging functions
Actuator.
Background technique
Miniature automatic focusing camera is widely used in the production such as mobile phone, automobile, unmanned aerial vehicle, safety monitoring, smart home
Among product.Common miniature automatic focusing camera mould group is moved down in the direction of the optical axis by a miniature voice coil motor driving camera lens
It is dynamic, it is mobile by control chip drives voice coil motor when taking pictures, to realize automatic focusing function.When taking pictures or imaging, camera lens
Shake or other reasons of the meeting because of people are not able to maintain absolutely steady, generation certain deviation, at this time the focusing of camera and light-inletting quantity
It will be affected, and then influence the quality that camera obtains image.General this deflection lens occur in the side of vertical optical axis
Upwards, automatic Focus voice coil motor can only drive camera lens to move in the direction of the optical axis, therefore can not solve such deflection lens
The problem of causing.Increase an optical anti-vibration actuator on the basis of automatic Focus voice coil motor, drives camera lens in vertical light
It is moved in the both direction of axis, the above-mentioned deflection of camera lens can be compensated, camera is helped to obtain better image quality, it is this kind of micro-
Type motor of camera is referred to as micro-optical stabilization motor of camera.
The micro-optical stabilization motor of camera of real meaning is a closed-loop control system, detects camera lens by gyroscope
Jitter parameter feeds back to camera module control chip, and the positional information calculation that the latter provides according to lens position sensor goes out to mend
Positive angle or displacement simultaneously issues order-driven stabilization actuator and reaches designated position, to make corrections what camera lens was generated by shake
Displacement deflection makes to take pictures or image to obtain better image quality.
In the prior art, with driving camera lens in optical axis direction it is mobile, can also be in the both direction of vertical optical axis
Using same method, i.e., realized using miniature voice coil motor.Common miniature voice coil motor is by hot-wire coil in magnetic field
It is mobile to generate long-range navigation magnetic drive camera lens；And to realize optical anti-vibration, it needs to drive camera lens at least two directions, this meaning
Need to arrange multiple coils, can to it is integrally-built micromation bring certain challenge.For this purpose, being carried out using voice coil motor principle
Multiple coils are generally integrated on one piece of circuit board by the micro-actuator of optical anti-vibration, referred to as FP coil, solve optics with this
The dimensional problem of stabilization actuator.But miniature voice coil motor optical anti-vibration actuator and the miniature voice coil motor focused automatically
The two is separation, and camera lens is often mounted in the miniature voice coil motor focused automatically, to make camera lens in vertical optical axis direction
Upper movement, that is, move camera lens with the miniature voice coil motor focused automatically.Therefore, this kind of micro-optical stabilization camera shooting
Head mould group assembly technology is more difficult, also reduces the structural reliability of entire micro motor.
Summary of the invention
The purpose of this utility model is to provide a kind of stabilization actuators of micro-optical stabilization mould group, using memorial alloy
Silk drives automatic Focus voice coil motor to move on vertical optical axis direction, and effectively solves minisize memory alloy stabilization actuator
Fixed part and movable part signal connectivity problem, facilitate automatic Focus voice coil motor and minisize memory alloy optical anti-vibration
Electrical connection between actuator, structure are extremely compact and solid and reliable.
In order to achieve the above objectives, the utility model adopts the following technical solution:
The wiring construction of micro-optical stabilization actuator, the micro-optical stabilization actuator have substrate, fixed plate, activity
Plate and the memory alloy wire for being connected and fixed plate and movable plate；Movable plate activity is erected in fixed plate, and fixed plate is fixed on substrate
On, movable plate has spring arm, and spring arm separates extended configuration by movable plate side, and the outer end of spring arm is curved with respect under movable plate
Fitting is fixed in fixed plate；One or more spring bearings are arranged between the movable plate and fixed plate, make movable plate can be with
Opposing fixed plate moves under the constraint of spring arm；Memory alloy wire fixing clamp is diagonally equipped on movable plate and fixed plate respectively,
Clamp the end of memory alloy wire respectively with this, memory alloy wire there are four and is distributed by quadrangle；It is laid in the fixed plate
First flexible circuit board, and movable plate lays the second flexible circuit board, between the first flexible circuit board and the second flexible circuit board
It is welded and is connected to by spring arm outer end；Movable plate is equipped with welding platform, and the welding platform is curved upward by movable plate corresponding site
Folding construction；Second flexible circuit board part, which extends to, forms pad in welding platform, connect the extension flexible electrical of the pad
The bending dislocation that road bends construction welding platform with movable plate upward is opened.
Above scheme is further: first flexible circuit board and the second flexible circuit board are equipped with ground path, Gu
Fixed board is equipped with the ground path on the first ground terminal and the first flexible circuit board and is welded to connect, and fixed plate is equipped with the second ground connection
End is welded to connect with the ground path on the second flexible circuit board.
Using the above structure, the utility model obtain it is following the utility model has the advantages that
1, miniature voice coil motor is mounted on movable plate, and control chip is based on minisize memory alloy optical anti-vibration actuator
The length variation of memory alloy wire pull the automatic Focus voice coil motor mobile, realize the jitter compensation of camera lens, make to take pictures or
Camera shooting obtains better image quality, simplifies the structure of mould group, reduces costs；And small power consumption, driving force is big, reaches
The effect of " high load with small power ".
2, movable plate is equipped with welding platform, which bends construction by movable plate corresponding site upward；Described
Two flexible circuit board parts, which extend to, forms pad in welding platform, the extension flexible circuit and movable plate for connecting the pad are upward
The bending dislocation of bending construction welding platform is opened, and automatic Focus voice coil motor and minisize memory alloy optical anti-vibration actuator are facilitated
Between electrical connection, connect the extension flexible circuit of the pad not by the bending position influence of welding platform, protection circuit, while side
Just the bending production of welding platform；Cleverly connection structure designs, and solves the problems, such as movable plate and fixed plate relative movement, can be with
Realize multi-line, multi signal connection, simple process, structural stability is high, and not will increase mould group whole height, product structure
Light and handyization and miniaturization, and reduce manufacturing cost.
Detailed description of the invention:
Attached drawing 1 is the utility model preferred embodiment structural decomposition diagram；
Attached drawing 2 is the movable plate upper side structural schematic diagram of Fig. 1 embodiment；
Attached drawing 3 is the partial structurtes enlarged diagram of Fig. 2 embodiment；
Attached drawing 4 is the ground path weldering on the first ground terminal and the first flexible circuit board in the fixed plate of Fig. 1 embodiment
Connect connection schematic diagram；
Attached drawing 5 is the ground path weldering on the second ground terminal and the second flexible circuit board on the movable plate of Fig. 1 embodiment
Connect connection schematic diagram；
Attached drawing 6 uses schematic diagram for Fig. 1 embodiment.
Specific embodiment:
Make furtherly below with reference to technical effect of the attached drawing to the design of the utility model, specific structure and generation
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Shown in refering to fig. 1 ~ 6, a kind of wiring construction of the utility model in relation to micro-optical stabilization actuator, the miniature light
Learning stabilization actuator 1 has substrate 14, fixed plate 11, movable plate 12 and the memory alloy wire for being connected and fixed plate 11 and movable plate 12
13.12 activity of movable plate is erected in fixed plate 11, and fixed plate 11 is fixed on the substrate 14, and movable plate 12 has spring arm 121,
Spring arm 121 separates extended configuration by 12 side of movable plate, and with respect under movable plate 12, curved fitting is fixed on for the outer end of spring arm 121
In fixed plate 11.One or more spring bearings 15 are arranged between the movable plate 12 and fixed plate 11, make movable plate 12 can be with
Opposing fixed plate 11 moves under the constraint of spring arm 121.Memorial alloy is diagonally equipped on movable plate 12 and fixed plate 11 respectively
Silk fixing clamp, the end of memory alloy wire 13 is clamped with this, memory alloy wire 13 has four and is distributed by quadrangle respectively.It is described
The first flexible circuit board 16 is laid in fixed plate 11, and movable plate 12 lays the second flexible circuit board 17, the first flexible circuit board
It is connected between 16 and the second flexible circuit board 17 by the welding of 121 outer end of spring arm.Movable plate 12 is equipped with welding platform 122,
The welding platform 122 bends construction by 12 corresponding site of movable plate upward；Second flexible circuit board, 17 part extends to weldering
Formation pad 171 on platform 122 is connect, the extension flexible circuit 172 of the pad 171 is connected and movable plate 12 bends construction weldering upward
The bending position 123 for connecing platform 122 is staggered.The design that is staggered avoids manufacturing process, and it is flexible that extension is pullled when bending 123 bending of position
It is impaired that circuit 172 and causing extends flexible circuit 172, also optimizes production technique.
Further, first flexible circuit board 16 and the second flexible circuit board 17 are equipped with ground path, fixed plate
11 ground paths being equipped on the first ground terminal 111 and the first flexible circuit board 16 are welded to connect, and fixed plate 12 is equipped with the
Ground path on two ground terminals 124 and the second flexible circuit board 17 is welded to connect.Structure optimization micro-optical stabilization causes
The ground structure of dynamic device 1, ease of assembly connection when being used for micro-optical stabilization, can greatly simplify grounding design, promote product
Performance.In figure, the ground path on the first flexible circuit board 16 and the second flexible circuit board 17, which passes through etching respectively and grows, to be connect
Ground welding position avoids influencing other signal wires using sinking bond pattern, cleverly connection structure design, solve movable plate with
The multi-line of fixed plate, multi signal connection, simple process, structural stability is high, and not will increase mould group whole height, product
Light structure and miniaturization, and reduce manufacturing cost.
When the utility model is used, automatic Focus voice coil motor 2 is mounted on the stabilization actuator 1 of micro-optical stabilization mould group
On movable plate 12 on, and the corresponding upper pad 171 with welding platform 122 is welded to connect, realize automatic Focus voice coil motor 2 with
The second flexible circuit board 17 connection on movable plate 12.Automatic 2 over-assemble camera lens 3 of Focus voice coil motor, automatic Focus voice coil horse
It is provide with a protection outer cover 4 up to 2 peripheries, can be obtained micro-optical stabilization mould group.Movable plate 12 drives automatic Focus voice coil motor 2
In the movement of X/Y plane, length of the chip based on the memory alloy wire 13 on minisize memory alloy optical anti-vibration actuator 1 is controlled
Change to pull automatic Focus voice coil motor 2 mobile, realizes the jitter compensation of camera lens 3.Memory alloy wire (such as Ultimum Ti
Silk) it is at room temperature martensitic structure, when the temperature increases, memory alloy wire can be undergone phase transition, and be Ovshinsky by martensite transfor mation
Body, length shorten, and resistance becomes smaller；When the temperature decreases, the phase transformation for being changed into martensite by austenite can occur for memory alloy wire,
Length, resistance become larger, the two processes can be repeated.During undergo phase transition, the temperature of memory alloy wire with answer
The linearity is not fine between change, but in certain temperature range, its resistance and the linear characteristic of strain.Therefore pass through control
The resistance sizes of memory alloy wire processed can accurately control its length, and calculate actuator according to the resistance of memory alloy wire
Position and movement distance.The resistance of memory alloy wire at this time is fed back after being moved to designated position on stabilization actuator, is passed through
Compare the deviation of this resistance value and target value, the movement deviation on stabilization actuator can be corrected, to form one with note
The resistance for recalling alloy wire is the closed-loop control system of feedback variable.
Spring arm 121 separates extended configuration by 12 side of movable plate, and does corresponding bending, integraty knot in extension
Structure obtains splendid elasticity, stablizes effectively support movable plate 12.The outer end of spring arm 121 is fixed with respect to fitting curved under movable plate 12
In fixed plate 11, the outer end of spring arm 121 is equipped with more than two signaling interfaces, and signaling interface realization is mounted on stabilization cause
The signal between optical element group and control module on dynamic device transmits connection, meets multi-line, multi signal connection demand.
The control length of the chip based on the memory alloy wire on minisize memory alloy optical anti-vibration actuator of the utility model
Degree changes to pull automatic Focus voice coil motor 2 mobile, realizes the jitter compensation of camera lens, makes to take pictures or image acquisition preferably figure
Image quality amount.By by the ingenious laying of flexible circuit board, being allowed to have stronger deformability, it is opposite with fixed plate to solve movable plate
Multi-line, multi signal connection may be implemented in mobile problem, and simple process, structural stability is high, and it is whole not will increase mould group
Body height, product structure is lightly changed and is minimized, and reduces manufacturing cost.
Embodiment is combined to elaborate the utility model above, only the technical concept to illustrate the utility model
And feature can not be with this its object is to allow person skilled in the art to understand the content of the utility model and be implemented
The restriction protection scope of the utility model, therefore all equivalent change or modifications substantially done according to the spirit of the present invention, are all answered
Cover within the protection scope of the present utility model.
Claims (2)
1. the wiring construction of micro-optical stabilization actuator, it is characterised in that: the micro-optical stabilization actuator (1) has substrate
(14), fixed plate (11), movable plate (12) and the memory alloy wire (13) for being connected and fixed plate (11) and movable plate (12)；Movable plate
(12) activity is erected on fixed plate (11), and fixed plate (11) is fixed on substrate (14), and movable plate (12) has spring arm
(121), spring arm (121) separates extended configuration by movable plate (12) side, and the outer end of spring arm (121) is with respect to movable plate (12)
Under it is curved fitting be fixed on fixed plate (11)；One or more support shafts are arranged between the movable plate (12) and fixed plate (11)
(15) are held, move movable plate (12) can with opposing fixed plate (11) under the constraint of spring arm (121)；Movable plate (12) and solid
Memory alloy wire fixing clamp is diagonally equipped on fixed board (11) respectively, clamps the end of memory alloy wire (13) respectively with this, is remembered
Alloy wire (13) has four and is distributed by quadrangle；The first flexible circuit board (16) are laid on the fixed plate (11), and it is movable
Plate (12) lays the second flexible circuit board (17), passes through bullet between the first flexible circuit board (16) and the second flexible circuit board (17)
The welding connection of spring arm (121) outer end；Movable plate (12) is equipped with welding platform (122), and the welding platform (122) is by movable plate
(12) corresponding site bends construction upward；Second flexible circuit board (17), which partially extends on welding platform (122), to be formed
Pad (171), bending constructs welding platform upward for the extension flexible circuit (172) for connecting the pad (171) and movable plate (12)
(122) bending position (123) is staggered.
2. the wiring construction of micro-optical stabilization actuator according to claim 1, it is characterised in that: described first is flexible
Circuit board (16) and the second flexible circuit board (17) are equipped with ground path, and fixed plate (11) is equipped with the first ground terminal (111)
It is welded to connect with the ground path on the first flexible circuit board (16), fixed plate (11) is equipped with the second ground terminal (124) and the
Ground path on two flexible circuit boards (17) is welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408238.8U CN208768163U (en) | 2018-08-30 | 2018-08-30 | The wiring construction of micro-optical stabilization actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408238.8U CN208768163U (en) | 2018-08-30 | 2018-08-30 | The wiring construction of micro-optical stabilization actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208768163U true CN208768163U (en) | 2019-04-19 |
Family
ID=66133193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821408238.8U Active CN208768163U (en) | 2018-08-30 | 2018-08-30 | The wiring construction of micro-optical stabilization actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208768163U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865479A (en) * | 2019-11-26 | 2021-05-28 | 华为技术有限公司 | Memory alloy motor module, assembly system and assembly method |
| CN114531004A (en) * | 2019-11-26 | 2022-05-24 | 华为技术有限公司 | Memory alloy motor module, assembly system and assembly method |
| WO2022147839A1 (en) * | 2021-01-11 | 2022-07-14 | 欧菲光集团股份有限公司 | Circuit board assembly, camera module, and electronic device |
-
2018
- 2018-08-30 CN CN201821408238.8U patent/CN208768163U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865479A (en) * | 2019-11-26 | 2021-05-28 | 华为技术有限公司 | Memory alloy motor module, assembly system and assembly method |
| CN112865479B (en) * | 2019-11-26 | 2022-02-01 | 华为技术有限公司 | Memory alloy motor module, assembly system and assembly method |
| CN114531004A (en) * | 2019-11-26 | 2022-05-24 | 华为技术有限公司 | Memory alloy motor module, assembly system and assembly method |
| WO2022147839A1 (en) * | 2021-01-11 | 2022-07-14 | 欧菲光集团股份有限公司 | Circuit board assembly, camera module, and electronic device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205987121U (en) | Miniature optical anti -vibration camera module structure | |
| CN205987122U (en) | Miniature optical anti -vibration camera module | |
| CN106131435A (en) | Micro-optical stabilization photographic head module | |
| CN208768163U (en) | The wiring construction of micro-optical stabilization actuator | |
| CN209201203U (en) | The stabilization actuator of micro-optical stabilization drive motor | |
| US20220011591A1 (en) | Lens moving apparatus | |
| US10670878B2 (en) | Camera lens suspensions | |
| CN101743743B (en) | Camera system with auto-focus function and control method thereof | |
| CN208986774U (en) | The electric connection structure of micro-optical stabilization drive motor | |
| US11789338B2 (en) | Camera lens barrel, camera module, and optical device | |
| CN110708452A (en) | Driving device for realizing automatic focusing and anti-shaking of camera | |
| US8218062B2 (en) | Photographing module | |
| CN203275847U (en) | Lens driving device with camera shake correction function | |
| CN107079090A (en) | Unmanned plane and camera assembly | |
| CN106817007B (en) | OIS voice coil motor | |
| US11997386B2 (en) | Camera module and optical device | |
| CN104704414A (en) | Camera module and electronic device | |
| CN109581648A (en) | A kind of motor and lens group driving liquid lens | |
| KR102368107B1 (en) | Lens driving device and camera module | |
| CN103272739A (en) | Three-dimensional positioning device based on visual guidance and dispensing equipment | |
| CN209201169U (en) | A kind of micro-optical stabilization drive motor | |
| CN102736361A (en) | Automatic focusing method | |
| CN109581649A (en) | A kind of motor and lens group driving liquid lens | |
| CN209201168U (en) | A kind of stabilization actuator of new micro optical anti-vibration drive motor | |
| CN207766352U (en) | The memory alloy wire fixed structure of micro-optical camera module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220120 Address after: 523000 Room 301, building 4, No. 7, Xinhe Shengfeng Road, Wanjiang street, Dongguan City, Guangdong Province Patentee after: Guangdong haideya Technology Co.,Ltd. Address before: 3 / F, building D, No. 12, Shengfeng Road, Xinhe community venture industrial park, Wanjiang District, Dongguan City, Guangdong Province 523000 Patentee before: DONGGUAN YADENG ELECTRONICS Co.,Ltd. |
|
| TR01 | Transfer of patent right |