CN209514182U - Lens driving mechanism - Google Patents
Lens driving mechanism Download PDFInfo
- Publication number
- CN209514182U CN209514182U CN201920137735.7U CN201920137735U CN209514182U CN 209514182 U CN209514182 U CN 209514182U CN 201920137735 U CN201920137735 U CN 201920137735U CN 209514182 U CN209514182 U CN 209514182U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- carrier
- driving mechanism
- lens driving
- frame
- 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
Abstract
The utility model discloses a kind of lens driving mechanisms, including carrier, frame, upper reed plate, lower reed, magnetite, base circuit board and side circuit board.Carrier is for installing camera lens and being wound with coil.There is frame central opening, magnetite and side circuit board to be arranged around the central opening, and carrier is set in the central opening.Lower reed is fixedly connected with the lower surface of frame and carrier, and upper reed plate is fixedly connected with the upper surface of frame and carrier.Base circuit board is set to the bottom of frame and carrier, and electric current is guided using lower reed to the coil of carrier by side circuit board guiding to lower reed, to realize the movement in vertical direction of carrier.Central carrier is connected by side FPC for the utility model and the circuit of IC, the volume of entire mould group are smaller.
Description
Technical field
The utility model relates to optical image equipment technical fields, and in particular to a kind of lens driving mechanism.
Background technique
A large amount of with smart phone popularize, and the application range of mobile phone camera is increasing, however, current cell-phone camera
The problems such as most of the sensor of head is placed in the mould group outside motor, and side FPC uses flexible circuit board, generates tilting, sensing
Device detection is unstable, while side FPC uses flexible circuit board, and installation out-of-flatness will affect actual motion stroke, intermediate carrier
Movement in vertical direction part, the power transmission of bottom FPC to upper reed plate is transferred to again in the coil on carrier by suspension,
When motor is impacted or after the running of permanent time, the problems such as suspension reliability is lower, is easy to appear fracture, is led
Entire motor is caused to fail.
Utility model content
The purpose of the utility model is to provide a kind of lens driving mechanism, to solve above-mentioned existing in the prior art ask
Topic.
To solve the above-mentioned problems, one aspect according to the present utility model provides a kind of lens driving mechanism, described
Lens driving mechanism includes carrier, frame, upper reed plate, lower reed, magnetite, base circuit board and side circuit board, the load
Body has central opening, the magnetite and the side circuit board around institute for installing camera lens and wound around coil, the frame
Central opening setting is stated, the carrier is set in the central opening, the lower reed and the frame and the carrier
Lower surface is fixedly connected, and the upper reed plate is fixedly connected with the upper surface of the frame and the carrier, the base circuit board
It is set to the bottom of the frame and the carrier, electric current is by the side circuit board guiding to the lower reed using institute
It states lower reed to guide to the coil of the carrier, to realize the movement in vertical direction of carrier.
In one embodiment, the base circuit board is bottom flexible circuit plate (bottom EPC), and the side circuit board is
Side flexible circuit board (side EPC).
In one embodiment, the frame has the first side, the second side, third side and the 4th side, wherein
First side, the second side and the 4th side are equipped with the magnetite, and the third side is equipped with the circuit board.
In one embodiment, the lens driving mechanism further includes bottom sensor, and the bottom sensor is set to
Cooperate in the base circuit board and with the magnetite of first side and the second side or first side and the 4th side,
To detect the plan-position of the magnetite of first side and the second side or first side and the 4th side.
In one embodiment, the lens driving mechanism further includes pedestal and cover board, and the base circuit board passes through lid
Plate is packaged in the pedestal and the bottom sensor is embedded into the pedestal.
In one embodiment, frame embedded metal piece is additionally provided in the frame.
In one embodiment, the lens driving mechanism further includes suspension, and the suspension is set to the lens driving
The base circuit board is simultaneously electrically connected by the four corners of mechanism with the upper reed plate.
In one embodiment, the electric current is arranged to enter the side circuit board by two lines road, wherein one
Route is to be arranged to flow to upper reed plate from base circuit board by suspension, then pass through the frame embedded metal by the upper reed plate
Piece flows to side circuit board and another route is arranged layer and flows to upper reed plate by the suspension from base circuit board, then
The side circuit board is flowed to from the upper reed plate again.
In one embodiment, the side circuit board is equipped with IC chip, and the circuit of the IC chip is set as from IC
Chip flows through side circuit board, then flows to the coil on the carrier through lower reed.
In one embodiment, the side circuit board is equipped with side sensor, passes on the carrier with the side
The corresponding position of sensor is equipped with sensor magnetite, and the sensor magnetite and the side sensor are located at same straight line
On.
In one embodiment, the lens driving mechanism further includes shell, and the shell and the base engagement are by institute
All components that claim 1-9 is related to are stated to be packaged in the space that the shell and the pedestal limit.
It is compared with the prior art, central carrier and the circuit of IC is connected by side FPC in the utility model, entire mould group
Volume is smaller, and by lower reed come conducting electric current, rather than is connected only with suspension, and reliability is stronger, and frame
Embedded with metal piece inside frame, turning circuit while, also enhance magnetic field provided by magnetite group, reinforce the intensity of running.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model lens driving mechanism, and wherein shell has been removed；
Fig. 2 is the stereogram exploded view of the lens driving mechanism of Fig. 1；
Fig. 3 shows the stereogram exploded view of base assembly；
Fig. 4 is the main view for showing base assembly；
Fig. 5 is the perspective view of side FPC；
Fig. 6 is the perspective view of frame and side FPC component；
Fig. 7 is the main view of the lens driving mechanism of Fig. 1；
Fig. 8 is the perspective view of carrier；
Fig. 9 is the cross-sectional view of the lens driving mechanism of Fig. 1；And
Figure 10 is the top view of lens driving mechanism, wherein not installing upper reed plate and shell.
Specific embodiment
The preferred embodiment of the utility model is described in detail below with reference to attached drawing, to be clearer to understand this reality
With novel objects, features and advantages.It should be understood that embodiment shown in the drawings is not the limit to the scope of the utility model
System, and simply to illustrate that the connotation of technical solutions of the utility model.
In the following description, elaborate certain details to provide for the purpose for illustrating various disclosed embodiments
To the thorough understanding of various open embodiments.But it one skilled in the relevant art will recognize that can be in without these details
One or more details the case where get off to practice embodiment.Under other circumstances, well known device associated with this application,
Structure and technology may not be illustrated in detail or describe to avoid unnecessarily obscuring the description of embodiment.
Expression is in conjunction with the embodiments described to be referred to " one embodiment " or " embodiment " throughout the specification
Certain features, structure or feature are included at least one embodiment.Therefore, in each position of the whole instruction " at one
In embodiment " or " in an embodiment " in appearance without all referring to identical embodiment.In addition, certain features, structure or feature
It can combine in any way in one or more embodiments.
In the following description, the structure and working method of the utility model in order to clearly demonstrate, will be by all multidirectionals
Word is described, but should be by "front", "rear", "left", "right", "outside", "inner", " outside ", " inside ", "upper", "lower"
Equal Word Understandings are not construed as word of limitation for convenience of term.
The utility model relates generally to a kind of lens driving mechanism, mainly include carrier, frame, upper reed plate, lower reed,
Magnetite, base circuit board (bottom FPC) and side circuit board (side FPC), carrier is for installing camera lens and wound around coil, frame tool
There are central opening, magnetite and side FPC to be arranged around central opening, carrier is set in central opening, lower reed and frame and load
The lower surface of body is fixedly connected, and upper reed plate is fixedly connected with the upper surface of frame and carrier, base circuit board be set to frame and
The bottom of carrier, electric current, which is guided by side FPC to lower reed, when operation guides using lower reed to the coil of carrier, thus
Realize the movement in vertical direction of carrier.
Fig. 1 is the perspective view of the utility model lens driving mechanism 100, and wherein shell has been removed, and Fig. 2 is the mirror of Fig. 1
The stereogram exploded view of head driving mechanism 100.As shown in Figs. 1-2, lens driving mechanism 100 includes shell 10, upper reed plate 11, carrier
20, side sensor magnetite 21, frame 30, side flexible sensor (side FPC) 31, frame embedded metal piece 40, magnetite 50,
Lower reed 60, cover board 70, bottom flexible circuit plate (bottom FPC) 80, bottom sensor 81 and pedestal 90.Wherein, on carrier 20
It is wound with coil 22, the setting frame embedded metal piece 40, frame embedded metal piece are used to reinforce the magnetic field of magnetite in frame,
It can also be used as circuit conducting effect simultaneously, save assembling difficulty and save component.
Fig. 3 shows the stereogram exploded view of base assembly, and Fig. 4 is the main view for showing base assembly.As shown in Figure 3-4, bottom
Holder assembly includes pedestal 90, bottom FPC80, bottom sensor 81 and cover board 70.Pedestal 90 is equipped with bottom sensor and avoids position
91, bottom sensor 81 is installed on the bottom of bottom FPC and cooperates with bottom sensor evacuation position 91, and bottom FPC80 is installed on pedestal
On 90, bottom sensor 81 is embedded in bottom sensor evacuation position 91, and cover board 70 is installed on the FPC80 of bottom and matches with pedestal 90
It closes, so that bottom FPC80 is limited between more than 90 cover board 70 of pedestal.Wherein, in bottom sensor associated frame members in three magnetites
The XY position detection (hereafter will be described in detail) of two magnetites, cover board 70 are fixed mounted bottom FPC, by putting down, and bottom FPC is prevented
It tilts.
Fig. 5 is the perspective view of side FPC.As shown in figure 5, the surface of side FPC31 is equipped with driving IC chip 311 and side senses
Device 312, the interior position corresponding with side sensor 312 of carrier 20 are equipped with side sensor magnetite 21, side sensor magnetic
Stone 21 and side sensor 312 are on same center line, so that the side sensor 312 on the FPC of side can detecte out carrier 20
Along the vertical direction, i.e. the displacement of Z-direction.With continued reference to Fig. 5, the lower part of side FPC is set there are two notch 313, and notch 313 is used
In the corresponding position for the third side 303 for being caught in frame, so that side FPC is clamped on frame 30.
Fig. 6 is the perspective view of frame 30 and side FPC component.As shown in fig. 6,30 central opening 310 of frame, carrier 20 is arranged
In in the central opening 310 of frame 30, successively have around 310 frame 30 of central opening the first side 301, the second side 302,
Third side 303 and the 4th side 304, wherein the first side 301, the second side 302 and the 4th side 304 are equipped with magnetite 50,
Third side 303 is equipped with side FPC31.Bottom sensor 81 and the first side 301 and second side on bottom flexible circuit plate 80
The magnetite of portion 302 or the first side 301 and the 4th side 304 cooperation, thus detection the first side 301 and the second side 302 or
The plan-position of the magnetite of first side 301 and the 4th side 304, the position of coordinate X-direction and Y-direction are not passed with bottom
The corresponding magnetite of sensor 81 is for supplementing Z axis magnetic field.
Fig. 7 is the main view of the lens driving mechanism 100 of Fig. 1, as shown in fig. 7, lower reed 60 and frame 30 and carrier 20
Lower surface be fixedly connected, upper reed plate 11 is fixedly connected with the upper surface of frame 30 and carrier 20.From figure it is clear that
Lower reed 60 is equipped with coil interconnecting piece 61 and side FPC interconnecting piece 62, and coil interconnecting piece 61 is electrically connected with coil, side FPC interconnecting piece
62 are electrically connected with side FPC.
Referring back to Fig. 1, it is respectively equipped with suspension 71 in the four corners of lens driving mechanism 100, suspension 71 is soft by bottom
Property circuit board 80 is electrically connected with upper reed plate 11.
Fig. 8 is the perspective view of carrier 20.As shown in figure 8, the middle part of carrier 20 is equipped with carrier center opening 23, carrier center
Opening 23 is the circumference of carrier 20 for installing camera lens, around medium-sized opening 23, the two sides of 20 circumference of carrier be equipped with coil around
Portion 24, coil 22 are wrapped in coil in portion 24.
Fig. 9 is the cross-sectional view of lens driving mechanism 100, and Figure 10 is the top view of lens driving mechanism, wherein not installing
Reed and shell.As shown in Fig. 1,9 and 10, when assembling, be inserted into sensor magnetite 21 in the carrier 20, by lower reed 60 with carry
Body is fixedly connected, then by the third side 303 of side FPC31 insertion frame 30 and is fixed, and each magnetite is then inserted into frame respectively
The first side 301, the second side 302 and the 4th side 304 of frame 30 are simultaneously fixed.Carrier module is packed into frame again, it will
Upper reed plate 11 is fixedly attached to the upper surface of frame 30 and carrier 20, installs bottom FPC80 on pedestal 90, and connect with cover board 70,
Bottom PFC80 is limited between pedestal 90 and cover board 70 by pedestal 90 and cover board 70, then base assembly and will secure upper reed plate
Suspension 71 is assembled and placed with the frame and carrier of lower reed, then is owned by shell 10 and pedestal 90 by what frame and carrier formed
Component is packaged in the space that shell 10 and pedestal 90 limit.
The electric current of the lens driving mechanism 100 of the utility model is arranged to through two lines road approaching side FPC, a route
It is arranged to flow to upper reed plate from bottom FPC by suspension, then flows to side FPC by frame embedded metal piece by upper reed plate, another
Route is arranged to flow to upper reed plate from bottom FPC by suspension, then flows to side FPC from upper reed plate again, and the IC electric current on the FPC of side
It is realized by following route, the current direction side FPC of the driving IC on the FPC of side, then flows to lower reed, then flowed to by lower reed
Coil on carrier.
The upper reed plate of the utility model and lower reed all resilient materials are made, when the coil loading current on carrier,
Realize that carrier along the movement of reference axis Z-direction, to drive the camera motion on carrier, realizes focus function, and carrier exists
In frame by magnetic field effect and stabilization function is realized in the movement in plane that the coordinate X-axis Y-axis that carries out is constituted.
The preferred embodiment of the utility model has already been described in detail above, it is understood that having read the utility model
Above-mentioned teaching content after, those skilled in the art can make various changes or modifications the utility model.These shapes of equal value
Formula is also fallen within the scope of the appended claims of the present application.
Claims (10)
1. a kind of lens driving mechanism, which is characterized in that the lens driving mechanism includes carrier, frame, upper reed plate, lower spring
Piece, magnetite, base circuit board and side circuit board, the carrier is for installing camera lens and being wound with coil, the frame tool
There are central opening, the magnetite and the side circuit board to be arranged around the central opening, the carrier is set in described
In heart opening, the lower reed is fixedly connected with the lower surface of the frame and the carrier, the upper reed plate and the frame
It is fixedly connected with the upper surface of the carrier, the base circuit board is set to the bottom of the frame and the carrier, electric current
It is guided using the lower reed to the coil of the carrier by the side circuit board guiding to the lower reed, thus
Realize the movement in vertical direction of carrier.
2. lens driving mechanism according to claim 1, which is characterized in that the frame has the first side, second side
Portion, third side and the 4th side, wherein first side, the second side and the 4th side are equipped with the magnetite, described the
Three sides are equipped with the side circuit board.
3. lens driving mechanism according to claim 2, which is characterized in that the lens driving mechanism further includes that bottom passes
Sensor, the bottom sensor be set in the base circuit board and with first side and the second side or described first
The magnetite of side and the 4th side cooperation, to detect first side and the second side or first side and the 4th side
The plan-position of the magnetite in portion.
4. lens driving mechanism according to claim 3, which is characterized in that the lens driving mechanism further include pedestal and
Cover board, the base circuit board is packaged in the pedestal by cover board and the bottom sensor is embedded into the pedestal
It is interior.
5. lens driving mechanism according to claim 1, which is characterized in that be additionally provided with frame embedded metal in the frame
Piece.
6. lens driving mechanism according to claim 1, which is characterized in that the lens driving mechanism further includes suspension,
The suspension is set to the four corners of the lens driving mechanism and is electrically connected the base circuit board with the upper reed plate.
7. lens driving mechanism according to claim 6, which is characterized in that electric current is arranged to enter institute by two lines road
Side circuit board is stated, wherein a route is arranged to flow to upper reed plate from the base circuit board by suspension, then by described
Reed flows to side circuit board by the frame embedded metal piece and another route is arranged layer and passes through from base circuit board
The suspension flows to upper reed plate, then flows to the side circuit board from the upper reed plate again.
8. lens driving mechanism according to claim 1, which is characterized in that the side circuit board is equipped with IC chip,
The circuit of the IC chip is set as flowing through side circuit board from IC chip, then flows to the coil on the carrier through lower reed.
9. lens driving mechanism according to claim 1, which is characterized in that the side circuit board is sensed equipped with side
Device, position corresponding with the side sensor is equipped with sensor magnetite, the sensor magnetite and institute on the carrier
Side sensor is stated to be located along the same line.
10. lens driving mechanism according to claim 4, which is characterized in that the lens driving mechanism further includes shell,
The shell is with the base engagement by the lens driving mechanism in addition to the partial encapsulation of shell and pedestal is in the shell
In the space limited with the pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920137735.7U CN209514182U (en) | 2019-01-25 | 2019-01-25 | Lens driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920137735.7U CN209514182U (en) | 2019-01-25 | 2019-01-25 | Lens driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209514182U true CN209514182U (en) | 2019-10-18 |
Family
ID=68202671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920137735.7U Active CN209514182U (en) | 2019-01-25 | 2019-01-25 | Lens driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209514182U (en) |
-
2019
- 2019-01-25 CN CN201920137735.7U patent/CN209514182U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11740485B2 (en) | Lens moving apparatus, camera module and optical appliance including the same | |
| CN110058379B (en) | Lens driving device and periscope type lens mechanism | |
| CN109975942A (en) | Lens driver, camara module and camera carrying device | |
| CN106067939A (en) | Lens Moving apparatus and containing the camera model of this lens Moving apparatus and portable terminal | |
| CN109073957A (en) | Lens driver, camera model and optical device including the lens driver | |
| CN104635401A (en) | Lens driving device | |
| KR102533437B1 (en) | Lens driving device, camera module, and camera mounting device | |
| CN213904021U (en) | Anti-shake structure, anti-shake system and camera device | |
| CN110119016A (en) | Lens driver, camara module and camera carrying device | |
| CN107092070A (en) | Lens driver, photographic means and electronic equipment | |
| CN109143526A (en) | Lens driver, camara module and camera carrying device | |
| CN218099817U (en) | Optical element driving mechanism | |
| CN110109228A (en) | Pedestal for periscope type lens driving device | |
| CN209514182U (en) | Lens driving mechanism | |
| CN210038301U (en) | Lens driving device and periscopic lens mechanism | |
| CN113489885A (en) | Camera module and electronic equipment | |
| CN110058378A (en) | Carrier for periscope type lens driving device | |
| CN210038296U (en) | Base embedded metal sheet for periscopic lens driving device | |
| CN112817112A (en) | Lens driving device, camera device and electronic equipment | |
| CN217935717U (en) | Camera focusing structure and camera module comprising same | |
| CN208110139U (en) | Lens driver | |
| CN210038302U (en) | Carrier for periscopic lens driving device | |
| CN210038297U (en) | Base for periscopic lens driving device | |
| CN111478545A (en) | Base of lens driving mechanism | |
| CN113114899A (en) | Imaging device and electronic apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 454763 Yao village in front of city of Jiaozuo, Mengzhou City, Mengzhou City, Henan Patentee after: Henan haoze Electronic Co., Ltd Address before: 454763 Yao village in front of city of Jiaozuo, Mengzhou City, Mengzhou City, Henan Patentee before: HENAN HAOZE ELECTRONICS CO., LTD. |