CN209233937U - A kind of voice coil motor pedestal, voice coil motor and camera module - Google Patents
A kind of voice coil motor pedestal, voice coil motor and camera module Download PDFInfo
- Publication number
- CN209233937U CN209233937U CN201920240534.XU CN201920240534U CN209233937U CN 209233937 U CN209233937 U CN 209233937U CN 201920240534 U CN201920240534 U CN 201920240534U CN 209233937 U CN209233937 U CN 209233937U
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- voice coil
- coil motor
- optical filter
- metal plate
- motor pedestal
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Abstract
The utility model discloses a kind of voice coil motor pedestal, voice coil motor and camera modules, are related to technical field of electronic equipment.The voice coil motor pedestal includes metal plate, optical filter and plastic cement seat, is provided with through-hole on metal plate；Optical filter is fixed on a metal plate, and blocks through-hole, and metal plate and filter set are at component；Plastic cement seat passes through the marginal position injection molding to component.In the voice coil motor pedestal, optical filter is embedded in plastic cement seat by way of injection molding, do not need to position optical filter when assembling camera module, positioning, the assembling cost of optical filter can be saved, avoid because optical filter position it is bad due to influence the quality of camera module；It may be omitted with support base, be conducive to the height and manufacturing cost that reduce camera module；Metal plate increases the intensity of voice coil motor pedestal, and the thickness of plastic cement seat can suitably be thinned, to reduce the height of camera module, while making up the problem of bring intensity deficiency after plastic cement seat is thinned.
Description
Technical field
The utility model relates to technical field of electronic equipment more particularly to a kind of voice coil motor pedestal, voice coil motor and take the photograph
As head mould group.
Background technique
Camera module is an important component of the electronic equipment that mobile phone, tablet computer etc. have camera function.
Camera module generally comprises printed circuit board (Printed Circuit Board, PCB), imaging sensor, support base, sound
Coil motor and camera lens.Imaging sensor and support base are arranged on pcb board, and voice coil motor is arranged on support base, voice coil horse
Up to through-hole is provided on support base, camera lens is connect with voice coil motor, and is arranged by through-hole and imaging sensor face.
The optical filter for blocking through-hole is stained in existing camera module, on support base.It needs to make when pasting optical filter
Support base is positioned with special fixture, to guarantee the positioning accuracy of optical filter and support base.Since support base has Multiple Type,
Cause jig type more, high production cost；Jig because assembling needs that the installation gap between component can not be reduced, so that optical filter
Position precision is not high；Support components, the intensity such as seat supports optical filter, voice coil motor and camera lens poor.Support base increases camera shooting
The height of head mould group, is unfavorable for the electronic equipments such as mobile phone to lightening development.
Utility model content
One purpose of the utility model is to propose a kind of voice coil motor pedestal, can solve optical filter positioning accuracy
Problem poor, at high cost, and intensity is high.
For this purpose, the utility model uses following technical scheme:
A kind of voice coil motor pedestal, comprising:
Metal plate is provided with through-hole on the metal plate；
Optical filter, the optical filter are fixed on the metal plate, and block the through-hole, the metal plate and the filter
Mating plate forms component；And
Plastic cement seat, the plastic cement seat pass through the marginal position injection molding to the component.
Wherein, the metal plate is fixed with the optical filter by glue sticking.
Wherein, adhesive insulation layer is provided with outside the metal plate.
Wherein, the metal plate is made of copper, aluminium or alloy material.
Wherein, the metal plate with a thickness of 0.05-0.15mm.
Wherein, the optical filter is infrared fileter.
Wherein, the optical filter is white glass optical filter, smalt optical filter or plexiglas optical filter.
Wherein, mounting structure is provided on the plastic cement seat, the mounting structure is configured as connection motor body.
Another purpose of the utility model is to propose a kind of voice coil motor, can solve optical filter positioning accuracy it is poor,
Problem at high cost, and intensity is high.
For this purpose, the utility model uses following technical scheme:
A kind of voice coil motor, including motor body, further include above-mentioned voice coil motor pedestal, and the motor body is installed on
On the voice coil motor pedestal.
The further object of the utility model is to propose a kind of camera module, can solve optical filter positioning accuracy
Problem poor, at high cost, and intensity is high, is conducive to the height for reducing camera module.
For this purpose, the utility model uses following technical scheme:
A kind of camera module, including pcb board, imaging sensor and camera lens, the camera module further include above-mentioned
Voice coil motor, the voice coil motor pedestal and described image sensor are all set in the same side of the pcb board, described image
Sensor and the through-hole face are arranged, and the camera lens is connect with the voice coil motor.
The utility model has the advantages that the utility model provides a kind of voice coil motor pedestal, voice coil motor and camera module.The voice coil
In motor base, optical filter is embedded in plastic cement seat by way of injection molding, i.e., optical filter is integrated in voice coil motor, no
It needs to position optical filter when assembling camera module, positioning, the assembling cost of optical filter can be saved, avoided because optical filter is fixed
Position quality that is bad and influencing camera module；Optical filter is embedded in plastic cement seat, can save support base in the prior art,
Be conducive to reduce the height and manufacturing cost of camera module；Voice coil motor pedestal has been embedded in metal plate, increases voice coil horse
Up to the intensity of pedestal, the thickness of plastic cement seat can be suitably thinned, to reduce the height of camera module, while make up plastic cement seat
The problem of bring intensity deficiency after being thinned.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of camera module provided by the utility model；
Fig. 2 is the structural schematic diagram of voice coil motor pedestal provided by the utility model；
Fig. 3 is the structural schematic diagram of optical filter provided by the utility model；
Fig. 4 is the structural schematic diagram of metal plate provided by the utility model；
Fig. 5 is the structural schematic diagram of the component of optical filter provided by the utility model and metal plate composition；
Fig. 6 is the structural schematic diagram of plastic cement seat provided by the utility model.
Wherein:
1, pcb board；2, imaging sensor；3, voice coil motor；31, voice coil motor pedestal；311, optical filter；312, metal
Plate；313, plastic cement seat；32, motor body；4, camera lens.
Specific embodiment
The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer,
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
A kind of camera module is present embodiments provided, can be used for mobile phone, tablet computer and video camera etc. has camera shooting
In the electronic equipment of function.
As shown in Figure 1, camera module includes pcb board 1, imaging sensor 2, voice coil motor 3 and camera lens 4.Image sensing
The setting of device 2 is electrically connected on pcb board 1, and with pcb board 1, so that pcb board 1 can receive the image information of imaging sensor 2, and
Image information is handled.Voice coil motor 3 includes voice coil motor pedestal 31 and the motor being mounted on voice coil motor pedestal 31
Main body 32 is provided with through-hole on voice coil motor pedestal 31, centre bore is provided in motor body 32, through-hole is aligned with centre bore.
Voice coil motor 3 is fixed on pcb board 1, and covers on the outside of imaging sensor 2, so that imaging sensor 2 and voice coil motor pedestal
Through-hole alignment on 31.Voice coil motor 3 is connected with camera lens 4, and camera lens 4 can be driven to move along centre bore, to adjust camera shooting
The distance between camera lens 4 and imaging sensor 2 in head mould group, realize focusing, to scheme imaging sensor 2 clearly
Picture.
To obtain better image display effect, as shown in Fig. 2, also needing to be provided between imaging sensor 2 and camera lens 4
Optical filter 311.Optical filter 311 can be infrared fileter, such as white glass optical filter, smalt optical filter or plexiglas filter
Mating plate etc..In other embodiments, optical filter 311 or other optical filters, such as narrow band filter, are specifically as follows narrow
Band optical filter.
Optionally, the shape of optical filter 311 can be rectangle, naturally it is also possible to be circle or other shapes, as long as can
The received area of imaging sensor 2 is completely covered.
In the prior art, support base is provided on pcb board 1, optical filter 311 is installed by being arranged on support base
Between imaging sensor 2 and camera lens 4.But there is 311 positioning accuracy of optical filter by the fixed optical filter 311 of setting support base
The problems such as poor, at high cost, intensity difference, optical filter 311 are easily broken and camera module thickness is big restricts the electronics such as mobile phone and sets
Standby lightening development.
To solve the above problems, optical filter 311 is embedded into voice coil motor pedestal 31 in the present embodiment, to save
The positioning of optical filter 311, assembling procedure, may be omitted with support base in the prior art, advantageously reduce adult, reduction is taken the photograph
As the height of head mould group, be conducive to trend development of the electronic equipments such as mobile phone to frivolous boundary.
Specifically, as shown in figures 3 to 6, voice coil motor pedestal 31 includes plastic cement seat 313 and optical filter 311.Plastic cement seat 313
For the intermediate annular base body with vacancy section, optical filter 311 can be embedded in plastic cement seat 313 and block engraving for plastic cement seat 313
Dead zone, plastic cement seat 313 can pass through injection molding.For the processing technology for simplifying voice coil motor pedestal 31, optical filter 311 can be put
The type entered to the injection mold of forming plastic cement seat 313 is intracavitary, so that optical filter 311 is embedded in during forming plastic cement seat 313
Into plastic cement seat 313, to form integral structure with plastic cement seat 313.
In the present embodiment, it is intracavitary that optical filter 311 is implanted to type when plastic cement seat 313 forms, can be with voice coil motor pedestal
31 are integrally formed formula structure, eliminate subsequent positioning and assembling procedure, avoid because optical filter 311 position it is bad due to influence camera shooting
The quality of head mould group.By the way that optical filter 311 to be embedded on voice coil motor pedestal 31, support in the prior art may be omitted with
Seat, to reduce the height of camera module.
Since voice coil motor pedestal 31 needs bearing motor main body 32, to avoid plastic cement seat 313 in voice coil motor pedestal 31
Intensity not enough deforms, and 311 stress of optical filter is caused to rupture, and voice coil motor pedestal 31 further includes metal plate 312 in the present embodiment, gold
Belong to plate 312 to be embedded in plastic cement seat 313, through-hole is provided on metal plate 312, through-hole is aligned with the vacancy section of plastic cement seat 313.Sound
Coil motor pedestal 31 has been embedded in metal plate 312, increases the intensity of voice coil motor pedestal 31, and the thickness of plastic cement seat 313 can be with
It is appropriate to be thinned, to reduce the height of camera module, while making up after plastic cement seat 313 is thinned that bring intensity is insufficient to ask
Topic.
In the present embodiment, metal plate 312 is identical as optical filter 311, is that the type that is previously implanted is intracavitary, thus with plastic cement seat
313 form integral structure.It specifically, can be first by metal plate 312 and optical filter 311 when processing voice coil motor pedestal 31
Fixation forms component, later that component embedded type is intracavitary, in the marginal position injection molding plastic cement seat 313 of component.Optionally,
Optical filter 311 can be fixed on metal plate 312 by glue sticking.The edge of optical filter 311 can stretch out outside metal plate 312,
It can also be on the surface of metal plate 312, as long as optical filter 311 can block through-hole.When injection molding, injected plastics material respectively with
Metal plate 312 and optical filter 311 contact, and metal plate 312, optical filter 311 and plastic cement seat 313 after molding are formed integral type
Structure.
The surface of metal plate 312 is also provided with adhesive insulation layer, and optical filter 311 can be adhered to adhesive insulation layer
On, fixed glue is eliminated, the fixed reliability of optical filter 311 is improved.Optionally, adhesive insulation layer can be with covered metal plate 312
All surfaces, can also only contact with optical filter 311 position setting.
Metal plate 312 can be made of the pure metal material such as copper, aluminium in the present embodiment, can also be by steel alloys such as stainless steels
Or the alloy materials such as aluminium alloy are made, as long as meeting certain intensity.Optionally, the thickness of metal plate 312 can be
0.05-0.15mm, such as 0.05mm, 0.07mm, 0.1mm, 0.12mm, 0.15mm.
When preparing metal plate 312, metal material can be struck out by certain thickness plate by precise punching die, and
Plate reel is packed.Later, by plate stamping at the multiple metal plates 312 being continuously arranged, and surface is carried out to metal plate 312
Processing, i.e. coating adhesive insulation layer.By multiple continuous 312 reel of metal plate packagings in case injection molding uses.Injection moulding plastic seat 313
When, continuous multiple 312 embedded types of metal plate are intracavitary, pass through the suitable multiple voice coils being continuously arranged of injection molding machine injection molding
Motor base 31.It cuts out finally by guillotine in multiple voice coil motor pedestals 31.
It is connect for convenience of voice coil motor pedestal 31 with motor body 32, mounting structure is additionally provided on plastic cement seat 313, installed
Structure is for connecting voice coil motor pedestal 31 and motor body 32.Specifically, mounting structure may include positioning column, motor body
Location hole is correspondingly arranged on 32, positioning column is caught in the connection that positioning hole realizes voice coil motor pedestal 31 and motor body 32,
Voice coil motor pedestal 31 and motor body 32 can also be further adhesively fixed by glue.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality
With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as
Limitations of the present invention.
Claims (10)
1. a kind of voice coil motor pedestal characterized by comprising
Metal plate (312) is provided with through-hole on the metal plate (312)；
Optical filter (311), the optical filter (311) is fixed on the metal plate (312), and blocks the through-hole, the gold
Belong to plate (312) and the optical filter (311) forms component；And
Plastic cement seat (313), the plastic cement seat (313) pass through the marginal position injection molding to the component.
2. voice coil motor pedestal as described in claim 1, which is characterized in that the metal plate (312) and the optical filter
(311) it is fixed by glue sticking.
3. voice coil motor pedestal as described in claim 1, which is characterized in that be provided with outside the metal plate (312) sticky exhausted
Edge layer.
4. voice coil motor pedestal as described in claim 1, which is characterized in that the metal plate (312) is by copper, aluminium or alloy material
Material is made.
5. voice coil motor pedestal as described in claim 1, which is characterized in that the metal plate (312) with a thickness of 0.05-
0.15mm。
6. voice coil motor pedestal as described in claim 1, which is characterized in that the optical filter (311) is infrared fileter.
7. voice coil motor pedestal as claimed in claim 6, which is characterized in that the optical filter (311) be white glass optical filter,
Smalt optical filter or plexiglas optical filter.
8. voice coil motor pedestal as described in claim 1, which is characterized in that be provided with installation knot on the plastic cement seat (313)
Structure, the mounting structure are configured as connection motor body.
9. a kind of voice coil motor, including motor body (32), which is characterized in that further include such as any one of claim 1-8 institute
The voice coil motor pedestal (31) stated, the motor body (32) are installed on the voice coil motor pedestal (31).
10. a kind of camera module, including pcb board (1), imaging sensor (2) and camera lens (4), which is characterized in that described to take the photograph
As head mould group further includes voice coil motor as claimed in claim 9 (3), the voice coil motor pedestal (31) and described image sensing
Device (2) is all set in the same side of the pcb board (1), and described image sensor (2) and the through-hole face are arranged, the mirror
Head (4) is connect with the voice coil motor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920240534.XU CN209233937U (en) | 2019-02-26 | 2019-02-26 | A kind of voice coil motor pedestal, voice coil motor and camera module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920240534.XU CN209233937U (en) | 2019-02-26 | 2019-02-26 | A kind of voice coil motor pedestal, voice coil motor and camera module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209233937U true CN209233937U (en) | 2019-08-09 |
Family
ID=67511248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920240534.XU Active CN209233937U (en) | 2019-02-26 | 2019-02-26 | A kind of voice coil motor pedestal, voice coil motor and camera module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209233937U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803646A (en) * | 2021-04-07 | 2021-05-14 | 苏州昀冢电子科技股份有限公司 | Base with coil, periscopic voice coil motor and manufacturing method thereof |
-
2019
- 2019-02-26 CN CN201920240534.XU patent/CN209233937U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803646A (en) * | 2021-04-07 | 2021-05-14 | 苏州昀冢电子科技股份有限公司 | Base with coil, periscopic voice coil motor and manufacturing method thereof |
| CN112803646B (en) * | 2021-04-07 | 2021-07-09 | 苏州昀冢电子科技股份有限公司 | Base with coil, periscopic voice coil motor and manufacturing method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215300 Songjiagang Road 269, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Suzhou Yunzhong Electronic Technology Co., Ltd Address before: 215300 Songjiagang Road 269, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: SUZHOU YUNZHONG ELECTRONIC TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |