CN201107452Y - Lens groups - Google Patents
Lens groups Download PDFInfo
- Publication number
- CN201107452Y CN201107452Y CNU2007201998966U CN200720199896U CN201107452Y CN 201107452 Y CN201107452 Y CN 201107452Y CN U2007201998966 U CNU2007201998966 U CN U2007201998966U CN 200720199896 U CN200720199896 U CN 200720199896U CN 201107452 Y CN201107452 Y CN 201107452Y
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- pedestal
- shell fragment
- column
- reference column
- pressing plate
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Abstract
The utility model relates to a lens component, which comprises a lens and a voice coil motor driving the lens, the voice coil motor orderly comprises a fixed base, a lower spring plate fixed in the base, a carrier component sliding relative to the base, a field yoke component nested on the upper part of the carrier component, an upper spring plate and an upper cover, wherein, the voice coil motor also includes a press plate arranged between the lower spring plate and the carrier component, which is provided with a central hole with a diameter larger than the outer diameter of the carrier component, and the press plate is connected with the base to fix the lower spring plate on the base. The lower spring plate can be fixed on the base because the press plate is added and connected with the base. Compared with the prior art, the assembly of the lens component can save a great deal of labor hour, and moreover, fixing is reliable, thus reducing the chances of the rotation and deformation of the lower spring plate.
Description
Technical field
The utility model relates to a kind of lens group, more particularly, relates to a kind of lens group that comprises voice coil motor.
Background technology
In the lens group of all kinds of camera installations, often adopt motor as actuator, drive camera motion to focus.Voice coil motor (Voice Coil Motor is called for short VCM) is less, the lower-cost product of existing market upper volume, often is applied to slim camera installation, for example in the shooting mobile phone.Fig. 1-the 4th, the synoptic diagram of voice coil motor in the existing lens group.As shown in Figure 1, this voice coil motor comprises pedestal 1, following shell fragment 2, insulating trip 3, vehicle group 4, yoke group 5 from bottom to up successively, goes up shell fragment 6 and loam cake 7.Pedestal 1 links together with loam cake 7, is configured for holding the room of other assembly jointly.Vehicle group 4 is slidably disposed in the room, the center pit that it is provided with coil and is used for fixing camera lens.Yoke group 5 is set on the vehicle group 4, and inside is provided with magnetite.Winding wire links to each other with left and right sides two parts of following shell fragment 2 respectively, and shell fragment 2 is connected with the both positive and negative polarity of power supply respectively by connection terminal 8,9 down.After the energising, under the driving of electromagnetic force, vehicle group 4 drives camera lens and moves up and down, and focuses.Last shell fragment 6 and following shell fragment 2 are respectively applied on above-below direction to vehicle group 4 provides butted power, balance each other with the electromagnetic force that produces behind the coil electricity.
During assembling, the coil with vehicle group 4 is connected with following shell fragment 2 earlier, and group is gone into pedestal 1 afterwards, and group is gone into insulating trip 3 again, and group is gone into yoke group 5, gone up shell fragment 6 and loam cake 7 successively then.It is not to be positioned to have cumulative errors on same the product with following shell fragment 2 that each assembly is especially gone up shell fragment 6, is difficult to guarantee right alignment.In addition, following shell fragment 2 is fastened in the pedestal 1, and this fixed form is also unreliable, and following shell fragment 2 rotates easily, is out of shape, and causes bad.
For effectively fixing shell fragment 2 down, shown in Fig. 2-4, in some voice coil motor, the outer peripheral edges of following shell fragment 2 are provided with a plurality of fixing feet 10.On pedestal 1, be provided with the hole 11 of a plurality of correspondences.In the time of will descending 2 groups on shell fragment to go into pedestal 1, some glue in hole 11, and with fixing feet 10 insertions, thereby will descend shell fragment 2 and pedestal 1 to link together.This connected mode operational difficulty, some glue, drying all need to expend more man-hour, and fraction defective is higher.
The utility model content
The technical problems to be solved in the utility model is, at the fixing defective that shell fragment expends man-hour, fraction defective is higher down in the lens group of prior art, shell fragment under a kind of ease of assembly is provided and can reduces the lens group of fraction defective.
The technical scheme that its technical matters that solves the utility model adopts is: construct a kind of lens group, the voice coil motor that comprises camera lens and the described camera lens of driving, vehicle group, the yoke group that is set in the vehicle group top that described voice coil motor comprises the pedestal that is maintained fixed successively, be fixed on following shell fragment in the pedestal, can slide with respect to pedestal, go up shell fragment and loam cake, wherein, described voice coil motor also comprises the pressing plate that is arranged between described shell fragment down and the described vehicle group, described pressing plate has center pit, and its diameter is greater than the external diameter of described vehicle group; And described pressing plate is connected with described pedestal, and described shell fragment down is fixed on the described pedestal.
In lens group described in the utility model, described pressing plate bottom is provided with the reference column of a plurality of downward extensions, and described pedestal is provided with the pilot hole that is mated.
In lens group described in the utility model, described shell fragment down is provided with pilot hole or breach, matches with the reference column of described pressing plate bottom.
In lens group described in the utility model, described pedestal is provided with a plurality of columns, and the top of described column is provided with a plurality of reference columns; Described go up shell fragment and on cover, be provided with pilot hole; The reference column of described pedestal cooperates with the pilot hole of described loam cake, and both are linked together.
In lens group described in the utility model, the end face of described pressing plate is provided with a plurality of columns, and the top of described column is provided with a plurality of reference columns; Described go up shell fragment and on cover, be provided with pilot hole; The reference column of described pressing plate top cooperates with the pilot hole of described loam cake, and described pedestal and described loam cake are linked together.
In lens group described in the utility model, described column is arranged on four jiaos of pedestal, wherein on two diagonal angles long column is set, and its top is provided with short reference column; On two diagonal angles short column is set in addition, its top is provided with long reference column; On described loam cake bottom, two diagonal angles corresponding with described long reference column, extension downwards is provided with extension; The pilot hole of described loam cake runs through described extension, cooperates with described long reference column.
In lens group described in the utility model, describedly go up on the shell fragment, on two diagonal angles corresponding, be provided with chamfering or breach with the long reference column of described pedestal.
In lens group described in the utility model, described column is arranged on four jiaos of pressing plate top, wherein on two diagonal angles long column is set, and its top is provided with short reference column; On two diagonal angles short column is set in addition, its top is provided with long reference column; On described loam cake bottom, two diagonal angles corresponding with described long reference column, extension downwards is provided with extension; The pilot hole of described loam cake runs through described extension, cooperates with described long reference column.
In lens group described in the utility model, describedly go up on the shell fragment, on two diagonal angles corresponding, be provided with chamfering or breach with the long reference column of described pressing plate.
Implement lens group of the present utility model, have following beneficial effect: owing in voice coil motor, set up pressing plate, it is connected with pedestal, can will descends shell fragment to be fixed on the pedestal.Compared to the prior art, can save a large amount of man-hours during assembling; And fixing reliable, reduced bad probabilities such as time shell fragment rotates, distortion.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the decomposing schematic representation of voice coil motor in the existing lens group;
Fig. 2 is the pedestal of voice coil motor in the existing lens group and the decomposing schematic representation of following shell fragment;
Fig. 3 is the vertical view of the pedestal of voice coil motor in the existing lens group;
Fig. 4 is the vertical view after the pedestal among Fig. 2 is assembled with following shell fragment;
Fig. 5 is the decomposing schematic representation according to first embodiment of voice coil motor in the lens group of the present utility model;
Fig. 6 is the decomposing schematic representation according to second embodiment of voice coil motor in the lens group of the present utility model.
Embodiment
In the utility model, the voice coil motor that lens group comprises camera lens and drives described camera lens.Fig. 5 is the decomposing schematic representation according to first embodiment of voice coil motor in the lens group of the present utility model.As shown in Figure 5, in first embodiment of the present utility model, voice coil motor 100 comprise successively the pedestal 101 that is maintained fixed, down shell fragment 102, vehicle group 104, the yoke group 105 that is set in vehicle group 104 tops that can slide with respect to pedestal 101, go up shell fragment 106 and loam cake 107.On four jiaos of pedestal 101, be provided with a plurality of column 108a, 108b, the top of column 108a, 108b is provided with reference column 109a, 109b, on last shell fragment 106 and loam cake 107, is provided with pilot hole 110,111a-b.These reference columns 109a, 109b match with pilot hole 110,111a-b, and pedestal 101 and loam cake 107 are linked together, and be formed for holding the room of other assembly jointly, and shell fragment 106 is fitted on the loam cake 107.
Preferably, as shown in the figure, for pedestal 101 and loam cake 107 are fitted together more securely, on two diagonal angles of pedestal 101, the column 108a that is provided with will be significantly shorter than the column 108b on other two diagonal angles, and the reference column 109a on the column 108a then obviously is longer than the reference column 109b on other two corner post 108b.In order to keep balance, column set on each angle all equates with the length overall of reference column.Loam cake 107 bottoms, with corresponding two diagonal angles of long reference column 109a on, extension downwards is provided with extension 112.Pilot hole 111a on the loam cake 107 runs through extension 112.And on the last shell fragment 106, with corresponding two diagonal angles of long reference column 109a on, be provided with chamfering or breach, with the extension 112 of avoiding loam cake 107, cause interference when avoiding assembling.When pedestal 101 was connected with loam cake 107, the pilot hole 111a in the extension 112 of long reference column 109a and loam cake 107 cooperated, the pilot hole 110 on short reference column 109b and the last shell fragment 106 and on cover corresponding pilot hole 111b cooperation.Owing to increased the length of reference column and corresponding pilot hole, made connection more reliable.
For fear of camera lens is caused interference, on all component of voice coil motor 100, be provided with diameter at least greater than the center pit of diameter of lens.Last shell fragment 106, down the center-hole diameter of shell fragment 102 is all at least less than the external diameter of vehicle group 104.Vehicle group 104 is provided with center pit 113, is used for fixing camera lens.On vehicle group 104, be provided with coil.Yoke group 105 is set on the vehicle group 104, wherein is provided with magnetite, and yoke group 105 is fastened between each column 108a, 108b of pedestal 101.In order to prevent 105 rotations of yoke group, the cross section of each column 108a, 108b is set to triangle.Following shell fragment 102 comprises two parts, is respectively equipped with connection terminal 114 on the each several part, links to each other with the positive and negative level of power supply respectively.And the winding wire of vehicle group 104 is connected with following shell fragment 102.Behind the coil electricity, produce electromagnetic force, make vehicle group rectilinear motion 104 about, thus away from or close photo-sensitive cell, focus.When vehicle group 104 rectilinear motions to last shell fragment 106 or down during shell fragment 102 position contacting, these two shell fragments are respectively applied at upper and lower upwards for vehicle group 104 provides elastic force, balance each other with the electromagnetic force that produces behind the coil electricity.
Following shell fragment 102 is placed in the pedestal 101.In order to descend shell fragment 102 fixing, between vehicle group 104 and following shell fragment 102, be provided with ring-type pressing plate 103.Pressing plate 103 also has center pit, and its diameter is greater than the external diameter of vehicle group 104.Pressing plate 103 bottoms are provided with the reference column 115 of a plurality of downward extensions, on pedestal 101, are provided with corresponding pilot hole 116.On following shell fragment 102, also be provided with corresponding pilot hole or breach 117.The reference column 115 of pressing plate 103 successively passes pilot hole or breach 117, pilot hole 116, is connected with pedestal 101, and will descends shell fragment 102 to be fixed on the pedestal 101.
In this embodiment,, it is connected with pedestal 101, can will descends shell fragment 102 to be fixed on the pedestal 101 owing to increased pressing plate 103.Compared to the prior art, can save a large amount of man-hours during assembling; And fixing reliable, reduced bad probabilities such as time shell fragment 102 rotates, distortion.
Fig. 6 is the decomposing schematic representation according to second embodiment of voice coil motor in the lens group of the present utility model.For for purpose of brevity, the part identical with first embodiment repeats no more.As shown in Figure 6, in this embodiment, voice coil motor 200 comprise successively the pedestal 201 that is maintained fixed, down shell fragment 202, vehicle group 204, the yoke group 205 that is set in vehicle group 204 tops that can slide with respect to pedestal 201, go up shell fragment 206 and loam cake 207.Pedestal 201 links together by pressing plate 203 and loam cake 207.
Similar with column and reference column on the pedestal among first embodiment, in this embodiment, column 208 and reference column 209 on pressing plate 203 end faces also can be set to: wherein on two diagonal angles long column is set, short reference column is set on long column; And on two diagonal angles short column is set in addition, on short column, long reference column is set.Accordingly, on the loam cake 207, with corresponding two diagonal angles of long reference column on, extension downwards is provided with extension.Pilot hole 211 on the loam cake 207 runs through extension, cooperates with long reference column.On the last shell fragment 206, with corresponding two diagonal angles of long reference column on, be provided with chamfering or breach, to avoid the extension of loam cake 207.When pedestal 201 was connected with loam cake 207, the pilot hole in the extension of long reference column and loam cake 207 cooperated, corresponding pilot hole cooperation on pilot hole 210 on short reference column and the last shell fragment 206 and the loam cake 207.Owing to increased the length of reference column and corresponding pilot hole, made connection more reliable.
In this embodiment, pressing plate 203 not only can will descend shell fragment 102 to be fixed on reliably on the pedestal 101, saves a large amount of man-hours during assembling, has reduced bad probabilities such as time shell fragment 202 rotates, distortion; And, because portion's product of pressing plate 203 above and belows are that the benchmark group is gone into pressing plate 203 all, can guarantee that each product especially goes up the right alignment between shell fragment 206 and the following shell fragment 202 when assembling, improved the quality of motor.
Claims (9)
1, a kind of lens group, the voice coil motor that comprises camera lens and the described camera lens of driving, vehicle group, the yoke group that is set in the vehicle group top that described voice coil motor comprises the pedestal that is maintained fixed successively, be fixed on following shell fragment in the pedestal, can slide with respect to pedestal, go up shell fragment and loam cake, it is characterized in that, described voice coil motor also comprises the pressing plate that is arranged between described shell fragment down and the described vehicle group, described pressing plate has center pit, and its diameter is greater than the external diameter of described vehicle group; And described pressing plate is connected with described pedestal, and described shell fragment down is fixed on the described pedestal.
2, lens group according to claim 1 is characterized in that, described pressing plate bottom is provided with the reference column of a plurality of downward extensions, and described pedestal is provided with the pilot hole that is mated.
3, lens group according to claim 2 is characterized in that, described shell fragment down is provided with pilot hole or breach, matches with the reference column of described pressing plate bottom.
4, lens group according to claim 1 is characterized in that, described pedestal is provided with a plurality of columns, and the top of described column is provided with a plurality of reference columns; Described go up shell fragment and on cover, be provided with pilot hole; The reference column of described pedestal cooperates with the pilot hole of described loam cake, and both are linked together.
5, lens group according to claim 1 and 2 is characterized in that, the end face of described pressing plate is provided with a plurality of columns, and the top of described column is provided with a plurality of reference columns; Described go up shell fragment and on cover, be provided with pilot hole; The reference column of described pressing plate top cooperates with the pilot hole of described loam cake, and described pedestal and described loam cake are linked together.
6, lens group according to claim 4 is characterized in that, described column is arranged on four jiaos of pedestal, wherein on two diagonal angles long column is set, and its top is provided with short reference column; On two diagonal angles short column is set in addition, its top is provided with long reference column; On described loam cake bottom, two diagonal angles corresponding with described long reference column, extension downwards is provided with extension; The pilot hole of described loam cake runs through described extension, cooperates with described long reference column.
7, lens group according to claim 6 is characterized in that, describedly goes up on the shell fragment, on two diagonal angles corresponding with the long reference column of described pedestal, is provided with chamfering or breach.
8, lens group according to claim 5 is characterized in that, described column is arranged on four jiaos of pressing plate top, wherein on two diagonal angles long column is set, and its top is provided with short reference column; On two diagonal angles short column is set in addition, its top is provided with long reference column; On described loam cake bottom, two diagonal angles corresponding with described long reference column, extension downwards is provided with extension; The pilot hole of described loam cake runs through described extension, cooperates with described long reference column.
9, lens group according to claim 8 is characterized in that, describedly goes up on the shell fragment, on two diagonal angles corresponding with the long reference column of described pressing plate, is provided with chamfering or breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201998966U CN201107452Y (en) | 2007-12-03 | 2007-12-03 | Lens groups |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201998966U CN201107452Y (en) | 2007-12-03 | 2007-12-03 | Lens groups |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201107452Y true CN201107452Y (en) | 2008-08-27 |
Family
ID=39959262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201998966U Expired - Fee Related CN201107452Y (en) | 2007-12-03 | 2007-12-03 | Lens groups |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201107452Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101488698A (en) * | 2009-02-23 | 2009-07-22 | 李俊 | Voice coil type focus motor |
| CN101882852A (en) * | 2009-05-07 | 2010-11-10 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor |
| CN102214967A (en) * | 2010-04-07 | 2011-10-12 | 鸿富锦精密工业（深圳）有限公司 | VCM (voice coil motor) |
| CN103414308A (en) * | 2013-08-27 | 2013-11-27 | 宜兴市贵鑫磁电高科技有限公司 | Voice coil motor |
| CN104362826A (en) * | 2014-10-31 | 2015-02-18 | 厦门新鸿洲精密科技有限公司 | Superposition type voice coil motor and process for manufacturing same |
| CN104570263A (en) * | 2013-10-10 | 2015-04-29 | 江西磊源永磁材料有限公司 | Lens driving device |
| CN107462964A (en) * | 2016-06-06 | 2017-12-12 | 新科实业有限公司 | The assemble method of SMA components and OIS devices |
| 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 |
| CN109453962A (en) * | 2018-12-30 | 2019-03-12 | 河南同城光电有限公司 | A kind of camera lens waterproof automatically dropping glue technique |
| CN112987227A (en) * | 2021-03-22 | 2021-06-18 | 新思考电机有限公司 | Driving device, camera module and electronic equipment |
| CN114660759A (en) * | 2022-04-14 | 2022-06-24 | 深圳市合力泰光电有限公司 | Continuous zooming camera module device |
-
2007
- 2007-12-03 CN CNU2007201998966U patent/CN201107452Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101488698A (en) * | 2009-02-23 | 2009-07-22 | 李俊 | Voice coil type focus motor |
| CN101488698B (en) * | 2009-02-23 | 2014-09-10 | 李俊 | Voice coil type focus motor |
| CN101882852A (en) * | 2009-05-07 | 2010-11-10 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor |
| CN101882852B (en) * | 2009-05-07 | 2013-08-21 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor |
| CN102214967A (en) * | 2010-04-07 | 2011-10-12 | 鸿富锦精密工业（深圳）有限公司 | VCM (voice coil motor) |
| CN102214967B (en) * | 2010-04-07 | 2015-06-03 | 鸿富锦精密工业（深圳）有限公司 | VCM (voice coil motor) |
| CN103414308A (en) * | 2013-08-27 | 2013-11-27 | 宜兴市贵鑫磁电高科技有限公司 | Voice coil motor |
| CN103414308B (en) * | 2013-08-27 | 2015-02-04 | 宜兴市贵鑫磁电高科技有限公司 | Voice coil motor |
| CN104570263A (en) * | 2013-10-10 | 2015-04-29 | 江西磊源永磁材料有限公司 | Lens driving device |
| CN104570263B (en) * | 2013-10-10 | 2018-01-26 | 江西森阳科技股份有限公司 | Lens driver |
| CN104362826A (en) * | 2014-10-31 | 2015-02-18 | 厦门新鸿洲精密科技有限公司 | Superposition type voice coil motor and process for manufacturing same |
| CN107462964A (en) * | 2016-06-06 | 2017-12-12 | 新科实业有限公司 | The assemble method of SMA components and OIS devices |
| 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 |
| CN109453962A (en) * | 2018-12-30 | 2019-03-12 | 河南同城光电有限公司 | A kind of camera lens waterproof automatically dropping glue technique |
| CN109453962B (en) * | 2018-12-30 | 2020-11-10 | 河南同城光电有限公司 | Waterproof automatic dispensing process for lens |
| CN112987227A (en) * | 2021-03-22 | 2021-06-18 | 新思考电机有限公司 | Driving device, camera module and electronic equipment |
| CN114660759A (en) * | 2022-04-14 | 2022-06-24 | 深圳市合力泰光电有限公司 | Continuous zooming camera module device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080827 Termination date: 20141203 |
|
| EXPY | Termination of patent right or utility model |