CN205720835U - A kind of optical anti-vibration voice coil motor - Google Patents
A kind of optical anti-vibration voice coil motor Download PDFInfo
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- CN205720835U CN205720835U CN201620249608.2U CN201620249608U CN205720835U CN 205720835 U CN205720835 U CN 205720835U CN 201620249608 U CN201620249608 U CN 201620249608U CN 205720835 U CN205720835 U CN 205720835U
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Abstract
A kind of optical anti-vibration voice coil motor, it includes shell and the base being connected with this shell, in described shell, framework is set, the upper surface of described shell is provided with center through hole, arranging lens carrier in this center through hole, the upper shell fragment housing of upper shell fragment is installed on said frame, and the lower shell fragment housing of lower shell fragment is arranged on described base, it is characterized in that: be provided with coil and lower coil on the sidewall of described lens carrier, on this, coil and lower coil are for be set up in parallel up and down；It is correspondingly arranged upper Magnetitum and lower Magnetitum, Magnetitum and lower Magnetitum opposite polarity on this with described upper coil and described lower coil；One of them corresponding one block of Magnetitum of described upper coil, described lower coil, another corresponding two blocks of Magnetitums；Advantage of the present utility model is simple in construction, and production cost is low, power saving, multiple degrees of freedom stabilization.
Description
Technical field
This utility model relates to the lens driver technical field with automatic focusing function；It is specifically related to one have
The voice coil motor of optical anti-vibration function.
Background technology
Along with making constant progress of scientific and technological level, consumer to portable digital product (such as smart mobile phone, flat board electricity
Brain) the requirement of image quality more and more higher.At present, the most commonly used optical anti-vibration (OIS) function on digital camera；So
And the camera module of portable digital product does not popularize optical anti-vibration function.Optical anti-vibration is exactly at the built-in gyro of camera lens
Instrument, gyroscope detects small movement, and signal can reach microprocessor calculates the displacement needing to compensate immediately, so
Jitter direction and displacement according to camera lens are compensated for afterwards, and compensating glass group or eyeglass adjust position and angle accordingly, make imaging
Keep stable, thus effectively overcome the image fog produced because of vibration or the shake of camera.
Some smart mobile phone manufacturers are by constantly research and development both at home and abroad, although have been developed that stabilization voice coil motor, but exist
The biggest deficiency.The stabilization voice coil motor now developed is broadly divided into parallel-moving type voice coil motor and shift shaft type voice coil motor.Shift shaft type
Optical anti-vibration voice coil motor when taking pictures, camera lens optical axis can produce inclination, and not with Chip Vertical, once inclination can affect edge
Imaging effect；The structure of the optical anti-vibration voice coil motor of parallel-moving type is complicated, and Material Cost is high, and cost is high, and yield is low, and power consumption is high,
Using Hall chip PIN quantity many, under the conditions of high-intensity magnetic field, OIS function can lose efficacy.
Therefore, it is possible to the stabilization voice coil motor providing a kind of simple in construction, low cost, little power consumption, image quality high is industry
Boundary is badly in need of solving the technical problem that.
Utility model content
Technical problem to be solved in the utility model is the situation for prior art, it is provided that a kind of simple in construction and one-tenth
As the optical anti-vibration voice coil motor that quality is high.
The technical scheme that the above-mentioned technical problem of this utility model solution is used is: a kind of optical anti-vibration voice coil motor, it
Including shell and the base that is connected with this shell, arranging framework in described shell, it is logical that the upper surface of described shell is provided with central authorities
Hole, arranges lens carrier in this center through hole, the upper shell fragment housing of upper shell fragment is installed on said frame, the lower shell fragment of lower shell fragment
Housing is arranged on described base, it is characterised in that: coil and lower coil are installed, on this on the sidewall of described lens carrier
Coil and lower coil are for be set up in parallel up and down；It is correspondingly arranged on upper Magnetitum and lower Magnetitum with described upper coil and described lower coil,
Magnetitum and lower Magnetitum opposite polarity on this；One of them corresponding one block of Magnetitum of described upper coil, described lower coil, another is corresponding
Two blocks of Magnetitums.
This utility model arranges upper and lower two groups of coils in lens carrier, the corresponding one block of Magnetitum of one of which coil, another
The corresponding two blocks of Magnetitums of group coil；After one group of coil electricity of corresponding one block of Magnetitum, by being perpendicular to the electromagnetic force of optical axis Z axis, produce
Life is moved；After one group of coil electricity of corresponding two blocks of Magnetitums, by being parallel to the electromagnetic force of optical axis Z axis, thus produce Z-direction
Displacement or the inclination of horizontal direction；Finally realize the multiple degrees of freedom stabilization function of the translation+shifting axle of voice coil motor.Make voice coil motor
The most stable, take the photo of higher quality.Two groups of coils are all disposed within lens carrier, and mobile parts are the most thoroughly
Mirror carrier, the most low in energy consumption, reach the purpose of power saving.
Described framework is square framework, and the inner face of this framework is provided with the first step of fixing described upper shell fragment housing
Face, this First terrace is provided with the described upper Magnetitum of arrangement and the splayed boss of described lower Magnetitum, and this splayed boss leans on
The corner of nearly described framework.Magnetitum is arranged on four angles of framework, is conducive to saving space.
Described upper coil is electrically connected with the upper shell fragment inner ring of correspondence position by lead-in wire, and described lower coil passes through wire with right
The lower shell fragment inner ring answering position electrically connects.
Be provided with on described lens carrier sidewall that upper strata coiling is protruding and lower floor's coiling is protruding, this upper strata coiling protruding and under
Layer coiling projection is disposed as 4, and described upper coil is arranged in upper strata coiling projection and connect in diagonal angle two-by-two, described lower coil
It is arranged in lower floor's coiling projection and diagonal angle series connection two-by-two.
Arranging multiple antitorque terminal on described center through hole edge, this antitorque terminal is set to 4 and near described shell
4 angles.
In order to prevent lens carrier from significantly rotating, described lens carrier sidewall being provided with antitorque depression position, this is antitorque
More than depression position, described antitorque terminal is corresponding.
Described upper shell fragment is made up of 4 independent unit, and each unit comprises shell fragment housing and upper shell fragment inner ring, should
Upper shell fragment housing and upper shell fragment inner ring are connected by upper shell fragment elater；It is provided with shell fragment pin, institute on described upper shell fragment housing
State and on shell fragment inner ring, be provided with hole, location.
Described lower shell fragment is made up of 4 independent unit, and each unit comprises lower shell fragment housing and lower shell fragment inner ring, should
Lower shell fragment housing and lower shell fragment inner ring are connected by lower shell fragment elater；It is provided with lower shell fragment pin, institute on described lower shell fragment housing
State and on lower shell fragment inner ring, be provided with hole, lower location and coil lead welding hole.
The top of described lens carrier is provided with positioning convex, and bottom is provided with positioning cylinder；Described positioning convex and institute
The hole, upper location stated on shell fragment inner ring matches；Described positioning cylinder and the phase of the hole, lower location on described lower shell fragment inner ring
Join.Lens carrier relies on upper shell fragment and the support of lower shell fragment so that it is unsettled, so that motor shortens stroke when focusing, reaches
Function to power saving.
Described base is provided with the boss installing lower shell fragment housing, and this boss is provided with shell fragment pin through hole and lower bullet
Sheet pin through hole, on this, shell fragment pin through hole is corresponding with described upper shell fragment pin, this lower shell fragment pin through hole and described lower bullet
Sheet pin is corresponding.
The utility model has the advantage of:
1, upper and lower two groups of coils are set on lens carrier sidewall, the corresponding one block of Magnetitum of one of them coil, another line
Corresponding two pieces of circle, thus realize the translation of lens carrier and move axle multiple degrees of freedom stabilization, make motor the most stable, clap
Go out the purpose of higher quality photo.
2, lens carrier is supported by the inner ring of upper shell fragment and lower shell fragment, in put unsettled, thus shorten camera lens when focusing
Stroke, focusing speed is soon and more power saving.
3, whole motor only has 10 parts to form, and simple in construction is easy to assembly, is substantially reduced production cost.
4, two groups of coils are arranged in lens carrier, and moving parts only has lens carrier, low in energy consumption, thus plays power saving
Effect.
Accompanying drawing explanation
Fig. 1 is detonation configuration figure of the present utility model；
Fig. 2 is shell mechanism schematic diagram of the present utility model；
Fig. 3 is frame structure schematic diagram of the present utility model；
Fig. 4 is upper elastic piece structure schematic diagram of the present utility model；
Fig. 5 is this utility model framework, upper shell fragment, Magnetitum fit structure schematic diagram；
Fig. 6 is this utility model lens carrier, upper coil, lower coil structural representation；
Fig. 7 is this utility model lens carrier polycrystalline substance schematic diagram；
Fig. 8 is elastic piece structure schematic diagram under this utility model；
Fig. 9 is this utility model understructure schematic diagram；
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.
Fig. 1 to Fig. 9 shows a kind of embodiment of the present utility model, and it includes shell 10 and the end being connected with shell 10
Seat 100, arranges framework 20 in shell 10.This shell 10 is made up of 4 sidewalls 11, and upper surface is provided with center through hole 14, in this
Centre arranges multiple antitorque terminal 13 on through hole 14 limit, and this antitorque terminal 13 optimal setting is 4 and 4 angles of close shell 10.
Arranging lens carrier 40 in center through hole 14, the upper shell fragment housing 32 of upper shell fragment 30 is arranged on framework 20, upper shell fragment inner ring 34
It is arranged on the top of lens carrier 40.The lower shell fragment housing 92 of lower shell fragment 90 is arranged on base 100, and lower shell fragment inner ring 95 is installed
Bottom in lens carrier 40.
The front end face 24 of framework 20 is close to shell inner face 12 phase.Framework 20 is square framework, and the central authorities of framework 20 set
It is equipped with square hole 23.The inner face of framework 20 is provided with the First terrace 21 of fixing upper shell fragment housing 32, this First terrace 21
On be provided with the upper Magnetitum 70 of placement and the splayed boss 22 of lower Magnetitum 80, this splayed boss 22 is near the corner of framework 20.
Upper shell fragment 30 is made up of 4 independent unit, and each unit comprises shell fragment housing 32 and upper shell fragment inner ring 34,
Upper shell fragment housing 32 and upper shell fragment inner ring 34 are connected by upper shell fragment elater 33.It is provided with shell fragment pin on upper shell fragment housing 32
31, upper shell fragment inner ring 34 is provided with hole, location 35, on this, hole, location 35 is set to 2.
Lower shell fragment 90 is made up of 4 independent unit, and each unit comprises lower shell fragment housing 92 and lower shell fragment inner ring 95,
Lower shell fragment housing 92 and lower shell fragment inner ring 95 are connected by lower shell fragment elater 93.Lower shell fragment pin it is provided with on lower shell fragment housing 92
91, lower shell fragment inner ring 95 is provided with hole, lower location 96 and coil lead welding hole 94, hole, lower location 96 is set to 2.
Lens carrier 40 is arranged in center through hole 14.Lens carrier 40 is cylindric, and centre is the lens peace of mounted lens
Dress through hole 46, the sidewall of lens carrier 40 is provided with upper strata coiling protruding 42 and lower floor's coiling projection 43, and upper strata coiling is protruding
42 and lower floor coiling protruding 43 for be set up in parallel up and down, upper strata coiling projection 42 and lower floor's coiling projection 43 are 4 and close
Antitorque terminal 13.Upper coil 50 is arranged in upper strata coiling projection 42, and lower coil 60 is arranged in lower floor's coiling projection 43.Reach the standard grade
Circle 50 and lower coil are 4, and diagonal angle series connection two-by-two；Upper coil 50 is by upper shell fragment inner ring 34 electricity of lead-in wire with correspondence position
Connecting, lower coil 60 is electrically connected with the lower shell fragment inner ring 95 of correspondence position by wire.
The top of lens carrier 40 is provided with positioning convex 41, and bottom is provided with positioning cylinder 47, sidewall is provided with anti-
Turn round depression position 44.Positioning convex 41 matches with the hole, upper location 35 of upper shell fragment inner ring 34, thus realizes the top of lens carrier
It is connected with upper shell fragment inner ring 34.Positioning cylinder 47 matches with the hole, lower location 96 of lower shell fragment inner ring 95, thus realizes lens
The bottom of carrier is connected with lower shell fragment inner ring 95.Lens carrier is unsettled outside by lower shell fragment inner ring and the support of upper shell fragment inner ring
In the center through hole of shell, thus realize the purpose put in camera lens, beneficially motor and shorten camera lens stroke when auto-focusing, reach
The function of power saving.Antitorque depression position 44 is corresponding with antitorque terminal 13, prevents lens carrier circumferentially large rotation.
Upper Magnetitum 70 and lower Magnetitum 80 are arranged on the corner of framework 20, corresponding with upper coil 50 and lower coil 60.Upper magnetic
Stone 70 different from lower Magnetitum 80 thickness (shown in figure, lower Magnetitum is thicker than upper Magnetitum, and this utility model is not limited thereto), polarity
On the contrary, and up and down it is close together.Because Magnetitum thickness is different up and down, so one of them coil of upper coil, lower coil is corresponding
One block of Magnetitum, another corresponding two blocks of Magnetitums；The only corresponding magnetic pole of that coil of i.e. corresponding one block of Magnetitum, corresponding two blocks of magnetic
That coil of stone correspond to double magnetic pole.The coil of the most corresponding one block of Magnetitum after powered up, is subject to be perpendicular to the electromagnetic force of Z axis,
And lens carrier translational displacement amount on X1, Y1 direction and vibration frequency can be controlled by regulation size of current, direction；Corresponding
After the coil electricity of two blocks of Magnetitums, by being parallel to the electromagnetic force of Z axis, can be controlled by the size and Orientation of regulation electric current
Mirror carrier is at the displacement of the angle of inclination in X, Y direction, vibration frequency and Z-direction；Thus realize voice coil motor
Multiple degrees of freedom optical anti-vibration and automatic focusing function, from multiple degrees of freedom to camera lens shake compensate, make motor shooting time
More stable, take the higher photo of quality.
Base 100 is provided with the boss 101 installing lower shell fragment housing 92, and surrounding is provided with 4 sidewalls 11 with shell 10
The shell step 105 matched, base 100 center is manhole 104.Shell fragment pin through hole it is additionally provided with on base 100
102 and lower shell fragment pin through hole 103, upper shell fragment pin through hole 102 is corresponding with upper shell fragment pin 31, lower shell fragment pin through hole
103 is corresponding with lower shell fragment pin 91.
Feature of the present utility model is:
1, arranging upper and lower two groups of coils on lens carrier sidewall, the corresponding upper and lower Magnetitum of upper and lower coil, owing to Magnetitum is thick
Degree difference and opposite polarity, the corresponding one block of Magnetitum of one of them coil of upper and lower coil, another corresponding two pieces, thus realize thoroughly
The translation of mirror carrier and shifting axle multiple degrees of freedom stabilization, make motor the most stable, take the purpose of higher quality photo.
2, lens carrier is supported by the inner ring of upper shell fragment and lower shell fragment, in put unsettled, thus shorten camera lens when focusing
Stroke, focusing speed is soon and more power saving.
3, whole motor only has 10 parts to form, and simple in construction is easy to assembly, is substantially reduced production cost.
4, two groups of coils are arranged in lens carrier, and moving parts only has lens carrier, low in energy consumption, thus plays power saving
Effect.
Claims (10)
1. an optical anti-vibration voice coil motor, it includes shell (10) and the base (100) being connected with this shell (10), described outside
Arranging framework (20) in shell (10), the upper surface of described shell (10) is provided with center through hole (14), in this center through hole (14)
Arranging lens carrier (40), the upper shell fragment housing (32) of upper shell fragment (30) is arranged on described framework (20), lower shell fragment (90)
Lower shell fragment housing (92) is arranged on described base (100), it is characterised in that: it is provided with on the sidewall of described lens carrier (40)
Upper coil (50) and lower coil (60), on this, coil (50) and lower coil (60) are for be set up in parallel up and down；With described upper coil
(50) and described lower coil (60) is correspondingly arranged on Magnetitum (70) and lower Magnetitum (80), Magnetitum (70) and lower Magnetitum (80) on this
Opposite polarity；One of them corresponding one block of Magnetitum of described upper coil, described lower coil, another corresponding two blocks of Magnetitums.
Optical anti-vibration voice coil motor the most according to claim 1, it is characterised in that: described framework (20) is square framework,
The inner face of this framework (20) is provided with the First terrace (21) of fixing described upper shell fragment housing (32), this First terrace
(21) the described upper Magnetitum (70) of arrangement and the splayed boss (22) of described lower Magnetitum (80), this splayed boss it are provided with on
(22) near the corner of described framework (20).
Optical anti-vibration voice coil motor the most according to claim 1, it is characterised in that: described upper coil (50) by lead-in wire with
Upper shell fragment inner ring (34) electrical connection of correspondence position, described lower coil (60) is by the lower shell fragment inner ring of wire with correspondence position
(95) electrical connection.
Optical anti-vibration voice coil motor the most according to claim 1, it is characterised in that: set on described lens carrier (40) sidewall
Being equipped with upper strata coiling protruding (42) and lower floor's coiling is protruding (43), this upper strata coiling protruding (42) and lower floor's coiling protruding (43) are equal
Being set to 4, described upper coil (50) is arranged in upper strata coiling protruding (42) and connect in diagonal angle two-by-two, described lower coil (60)
It is arranged in lower floor's coiling protruding (43) and diagonal angle series connection two-by-two.
Optical anti-vibration voice coil motor the most according to claim 1, it is characterised in that: set on described center through hole (14) edge
Putting multiple antitorque terminal (13), this antitorque terminal (13) is set to 4 and 4 angles of close described shell (10).
Optical anti-vibration voice coil motor the most according to claim 5, it is characterised in that: set on described lens carrier (40) sidewall
Being equipped with antitorque depression position (44), more than this antitorque depression position (44), described antitorque terminal (13) is corresponding.
Optical anti-vibration voice coil motor the most according to claim 1, it is characterised in that: described upper shell fragment (30) is by 4 independences
Unit composition, each unit comprises shell fragment housing (32) and upper shell fragment inner ring (34), shell fragment housing (32) and upper on this
Shell fragment inner ring (34) is connected by upper shell fragment elater (33)；It is provided with shell fragment pin (31) on described upper shell fragment housing (32),
It is provided with hole, location (35) on described upper shell fragment inner ring (34).
Optical anti-vibration voice coil motor the most according to claim 7, it is characterised in that: described lower shell fragment (90) is by 4 independences
Unit composition, each unit comprises lower shell fragment housing (92) and lower shell fragment inner ring (95), this lower shell fragment housing (92) and under
Shell fragment inner ring (95) is connected by lower shell fragment elater (93)；It is provided with lower shell fragment pin (91) on described lower shell fragment housing (92),
It is provided with hole, lower location (96) and coil lead welding hole (94) on described lower shell fragment inner ring (95).
Optical anti-vibration voice coil motor the most according to claim 8, it is characterised in that: the top of described lens carrier (40) sets
Being equipped with positioning convex (41), bottom is provided with positioning cylinder (47)；Described positioning convex (41) and described upper shell fragment inner ring (34)
On hole, upper location (35) match；Described positioning cylinder (47) and hole, lower location (96) phase on described lower shell fragment inner ring (95)
Coupling.
Optical anti-vibration voice coil motor the most according to claim 8, it is characterised in that: described base (100) is provided with installation
The boss (101) of lower shell fragment housing (92), this boss (101) is provided with shell fragment pin through hole (102) and lower shell fragment pin
Through hole (103), on this, shell fragment pin through hole (102) is corresponding with described upper shell fragment pin (31), this lower shell fragment pin through hole
(103) corresponding with described lower shell fragment pin (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620249608.2U CN205720835U (en) | 2016-03-23 | 2016-03-23 | A kind of optical anti-vibration voice coil motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620249608.2U CN205720835U (en) | 2016-03-23 | 2016-03-23 | A kind of optical anti-vibration voice coil motor |
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| Publication Number | Publication Date |
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| CN205720835U true CN205720835U (en) | 2016-11-23 |
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ID=57312608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620249608.2U Active CN205720835U (en) | 2016-03-23 | 2016-03-23 | A kind of optical anti-vibration voice coil motor |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105739052A (en) * | 2016-03-23 | 2016-07-06 | 宁波金诚泰电子有限公司 | Optical image stabilization voice coil motor |
| CN107070169A (en) * | 2017-06-21 | 2017-08-18 | 重庆腾毅兴精密电子有限公司 | A kind of voice coil motor based on infrared distance measurement |
| CN107483682A (en) * | 2017-10-16 | 2017-12-15 | 信利光电股份有限公司 | Voice coil motor and its automatic focusing camera head mould group applied |
| JP2018128589A (en) * | 2017-02-09 | 2018-08-16 | Tdk株式会社 | Lens driving device and electromagnetic driving unit |
| CN112987227A (en) * | 2021-03-22 | 2021-06-18 | 新思考电机有限公司 | Driving device, camera module and electronic equipment |
| CN113376794A (en) * | 2021-05-27 | 2021-09-10 | 宁波金诚泰电子有限公司 | Lens driving device and manufacturing process thereof |
| CN113960849A (en) * | 2021-10-28 | 2022-01-21 | 新思考电机有限公司 | Double-support system with circuit, lens driving device and camera device |
| CN113985563A (en) * | 2021-10-28 | 2022-01-28 | 新思考电机有限公司 | Double-support elastic piece type anti-shake system, lens driving device and camera equipment |
-
2016
- 2016-03-23 CN CN201620249608.2U patent/CN205720835U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105739052A (en) * | 2016-03-23 | 2016-07-06 | 宁波金诚泰电子有限公司 | Optical image stabilization voice coil motor |
| JP2018128589A (en) * | 2017-02-09 | 2018-08-16 | Tdk株式会社 | Lens driving device and electromagnetic driving unit |
| CN107070169A (en) * | 2017-06-21 | 2017-08-18 | 重庆腾毅兴精密电子有限公司 | A kind of voice coil motor based on infrared distance measurement |
| CN107070169B (en) * | 2017-06-21 | 2019-07-16 | 新沂经济开发区建设发展有限公司 | A kind of voice coil motor based on infrared distance measurement |
| CN107483682A (en) * | 2017-10-16 | 2017-12-15 | 信利光电股份有限公司 | Voice coil motor and its automatic focusing camera head mould group applied |
| CN112987227A (en) * | 2021-03-22 | 2021-06-18 | 新思考电机有限公司 | Driving device, camera module and electronic equipment |
| CN113376794A (en) * | 2021-05-27 | 2021-09-10 | 宁波金诚泰电子有限公司 | Lens driving device and manufacturing process thereof |
| CN113376794B (en) * | 2021-05-27 | 2022-09-09 | 宁波金诚泰电子有限公司 | Lens driving device and manufacturing process thereof |
| CN113960849A (en) * | 2021-10-28 | 2022-01-21 | 新思考电机有限公司 | Double-support system with circuit, lens driving device and camera device |
| CN113985563A (en) * | 2021-10-28 | 2022-01-28 | 新思考电机有限公司 | Double-support elastic piece type anti-shake system, lens driving device and camera equipment |
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