CN206133096U - Three drive shell fragment formula closed loop auto focus devices - Google Patents
Three drive shell fragment formula closed loop auto focus devices Download PDFInfo
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- CN206133096U CN206133096U CN201621191969.2U CN201621191969U CN206133096U CN 206133096 U CN206133096 U CN 206133096U CN 201621191969 U CN201621191969 U CN 201621191969U CN 206133096 U CN206133096 U CN 206133096U
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- lens supports
- circuit board
- flexible circuit
- supports body
- closed loop
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Abstract
The utility model discloses a three drive shell fragment formula closed loop auto focus devices is including iron -clad, preceding gasket, preceding reed, first lens supporter, second lens supporter, a hall sensor, the 2nd hall sensor, a driven magnet, the 2nd driven magnet, the 3rd driven magnet, first hall response magnet, second hall response magnet, flexible circuit board, back reed, base to base and iron -clad all hold all spare parts wherein for the equipment benchmark. The closed loop auto focus device of shell fragment formula is driven in this novel adoption no. 3, can adopt the technique of current maturity and manufacture craft to carry out batch production, and the closed loop feedback system accuracy more that increases in current technology simultaneously obtains the best imaging position, optimizes and promoted prior art's ability more.
Description
Technical field
This utility model is related to a kind of automatic focusing mechanism, and more particularly to a kind of three drive spring-piece type closed loop auto-focusing
Device.
Background technology
Voice coil motor is a kind of using between magnetic pole in the magnetic field produced from the magnetic field of permanent-magnet steel and hot-wire coil conductor
Interaction produce the device of regular motion, in being widely used in mobile phone camera.And the various photograph for being used at present
In device, the solution of dual camera tends to ball-type solution.But due to ball-type frame mode simultaneously
Not mature enough, production model high starting point, technology difficulty is more complicated, and production yield is low, the features such as low production efficiency, it is impossible to enough have
What is imitated obtains Technique Popularizing and application.For this purpose, the various demands in order to meet market, need to develop a with more being capable of achieving
With the solution of achievable volume production.
The content of the invention
The purpose of this utility model is that and overcomes above-mentioned deficiency, there is provided a kind of three drive spring-piece type closed loop auto-focusing dress
Put.
To reach above-mentioned purpose, this utility model is implemented according to technical scheme below：
A kind of three drive spring-piece type closed loop automatic focusing mechanism, including iron-clad, base and two be positioned on base it is saturating
Mirror supporter, described two lens supports bodies are symmetrical along base center line, are the first lens supports body positioned at left side, are located at
Right side for the second lens supports body, the 3rd drive magnet, two lens are provided between two lens supports bodies
Support body top is provided with front reed, and two lens supports bodies lower sections are provided with rear reed, and by front reed and rear reed the is fixed
One lens supports body and the second lens supports body, are provided with front pad above the front reed, the first lens supports body
Left surface is provided with the first drive magnet, and the right flank of the second lens supports body is provided with that the second driving is ferromagnetic, and described first is saturating
The correspondence position of the trailing flank of mirror supporter and the second lens supports body is provided with flexible circuit board, after the first lens supports body
Side left side is provided with the first hall sensing Magnet, sets on the position relative with the first hall sensing Magnet in the flexible circuit board
There is the first Hall element, the second lens supports body trailing flank right side is provided with the second hall sensing Magnet, the flexible wires
The position relative with the second hall sensing Magnet is provided with the second Hall element on the plate of road.
Further, the front pad side relative with flexible circuit board is provided with downward bulge-structure, described soft
Property wiring board top be provided with groove structure, the bulge-structure and groove structure cooperate and realize the position of flexible circuit board
Screens and spacing.
Further, the rear reed side relative with flexible circuit board arranges four downward L-type structures, the L
Type structure forms plane-type contact with flexible circuit board, it is ensured that the welding strong degree of rear end.
Compared with prior art, the beneficial effects of the utility model are：The closed loop auto-focusing of this new employing spring-piece type
Device, can adopt existing ripe technology and processing technology to be produced in batches, while the closed loop increased in existing process is anti-
Feedback system more accurately obtains optimal image space, more optimizes and improve the ability of prior art.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is profile of the present utility model；
Fig. 3 is Structure explosion diagram of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is further described to this utility model, in the signal of this utility model
Property embodiment and explanation be used for explaining this utility model, but be not intended as to restriction of the present utility model.
One kind three as shown in Figure 1, Figure 2, Figure 3 shows drives spring-piece type closed loop automatic focusing mechanism, including iron-clad 1, base 14
With two lens supports bodies being positioned on base 14, described two lens supports bodies are symmetrical along the center line of base 14, are located at
Left side for the first lens supports body 4, be the second lens supports body 5 positioned at right side, set between two lens supports bodies
There is the 3rd drive magnet 9, two lens supports body tops are provided with front reed 3, and two lens supports body lower sections are provided with
Reed 13 afterwards, by front reed 3 and the fixed first lens supporter 4 of rear reed 13 and the second lens supports body 5, the front reed
3 top is provided with front pad 2, and the left surface of the first lens supports body 4 is provided with the first drive magnet 8, second lens
The right flank of supporter 5 is provided with the rear side of the second driving ferromagnetic 10, the first lens supports body 4 and the second lens supports body 5
The correspondence position in face is provided with flexible circuit board 15, and the trailing flank of the first lens supports body 4 left side is provided with the first hall sensing magnetic
Ferrum 6, the position relative with the first hall sensing Magnet 6 is provided with the first Hall element 11, institute in the flexible circuit board 15
State the trailing flank of the second lens supports body 5 right side and be provided with the second hall sensing Magnet 7, with the second Hall in the flexible circuit board 15
The relative position of induced magnet 7 is provided with the second Hall element 12.The side relative with flexible circuit board 15 of the front pad 2
Downward bulge-structure 21 is provided with, the top of the flexible circuit board 15 is provided with groove structure 151, the He of the bulge-structure 21
Groove structure 151 cooperates and realizes the position screens of flexible circuit board 15 and spacing.The rear reed 13 and flexible circuit board
15 relative sides arrange four downward L-type structures 131, and the L-type structure 131 forms plane and connects with flexible circuit board 15
Touch, it is ensured that the welding strong degree of rear end.
This is new using front reed 3 and the fixed first lens supporter 4 of rear reed 13 and the second lens supports body 5, the bottom of with
Seat 14 and iron-clad 1 are assembling benchmark, and all parts are accommodated wherein, form closing Electromagnetic Drive work field domain, and each is saturating
Mirror supporter correspondence has single hall sensing component to feed back as position signalling, can load two camera lenses, direct drive two
Camera lens carries out action or timesharing action simultaneously, realizes the synchronous focus function in electrophotographic process.Originally it is new to adopt three drive shell fragments
The closed loop automatic focusing mechanism of formula, can adopt existing ripe technology and processing technology to be produced in batches, while in existing work
The closed loop feedback system increased in skill more accurately obtains optimal image space, more optimizes and improve prior art
Ability.
The technical solution of the utility model is not limited to the restriction of above-mentioned specific embodiment, every according to skill of the present utility model
The technology deformation that art scheme is made, each falls within protection domain of the present utility model.
Claims (3)
1. a kind of three spring-piece type closed loop automatic focusing mechanism is driven, it is characterised in that：Bottom is positioned over including iron-clad, base and two
Lens supports body on seat, described two lens supports bodies are symmetrical along base center line, are the first lens positioned at left side
Support body, is the second lens supports body positioned at right side, and the 3rd drive magnet, two institutes are provided between two lens supports bodies
State lens supports body top and be provided with front reed, two lens supports body lower sections are provided with rear reed, the top of the front reed
Front pad is provided with, the left surface of the first lens supports body is provided with the first drive magnet, the right side of the second lens supports body
Side is provided with that the second driving is ferromagnetic, and the correspondence position of the trailing flank of the first lens supports body and the second lens supports body is provided with
Flexible circuit board, the first lens supports body trailing flank left side is provided with the first hall sensing Magnet, in the flexible circuit board
The position relative with the first hall sensing Magnet is provided with the first Hall element, the second lens supports body trailing flank right side
The second hall sensing Magnet is provided with, the position relative with the second hall sensing Magnet is provided with second suddenly in the flexible circuit board
That sensor.
2. according to claim 1 a kind of three spring-piece type closed loop automatic focusing mechanism is driven, it is characterised in that：The foremast
The piece side relative with flexible circuit board is provided with downward bulge-structure, and the flexible circuit board top arranges fluted knot
Structure, the bulge-structure and groove structure cooperate and realize the position screens of flexible circuit board and spacing.
3. according to claim 1 a kind of three spring-piece type closed loop automatic focusing mechanism is driven, it is characterised in that：The rear spring
The piece side relative with flexible circuit board arranges four downward L-type structures, and the L-type structure forms plane with flexible circuit board
Type is contacted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621191969.2U CN206133096U (en) | 2016-10-27 | 2016-10-27 | Three drive shell fragment formula closed loop auto focus devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621191969.2U CN206133096U (en) | 2016-10-27 | 2016-10-27 | Three drive shell fragment formula closed loop auto focus devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206133096U true CN206133096U (en) | 2017-04-26 |
Family
ID=58577936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621191969.2U Active CN206133096U (en) | 2016-10-27 | 2016-10-27 | Three drive shell fragment formula closed loop auto focus devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206133096U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018086408A1 (en) * | 2016-11-11 | 2018-05-17 | 上海比路电子股份有限公司 | Double-camera driving device |
-
2016
- 2016-10-27 CN CN201621191969.2U patent/CN206133096U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018086408A1 (en) * | 2016-11-11 | 2018-05-17 | 上海比路电子股份有限公司 | Double-camera driving device |
| US10659663B2 (en) | 2016-11-11 | 2020-05-19 | Shanghai Billu Electronics Co., Ltd. | Double-camera drive device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 454750 Henan city of Jiaozuo province Mengzhou City West Guo High-tech Zone in the courtyard Patentee after: Henan haoze Electronic Co., Ltd Address before: 454750 Henan city of Jiaozuo province Mengzhou City West Guo High-tech Zone in the courtyard Patentee before: HENAN HAOZE ELECTRONICS CO., LTD. |