CN103219860A - Subminiature voice coil motor - Google Patents
Subminiature voice coil motor Download PDFInfo
- Publication number
- CN103219860A CN103219860A CN2013101291334A CN201310129133A CN103219860A CN 103219860 A CN103219860 A CN 103219860A CN 2013101291334 A CN2013101291334 A CN 2013101291334A CN 201310129133 A CN201310129133 A CN 201310129133A CN 103219860 A CN103219860 A CN 103219860A
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- China
- Prior art keywords
- voice coil
- coil motor
- enclosing cover
- button
- motor body
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- 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.)
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Abstract
The invention discloses a subminiature voice coil motor which comprises an outer cover and a voice coil motor body. Lock catch structures which are mutually buckled are arranged on an installation matching part of the outer cover and an installation matching part of the voice coil motor body and fixedly connect the outer cover and the voice coil motor body into an integrated structure high in drop resistance. According to the subminiature voice coil motor, the lock catch structures are arranged between the outer cover and a base and connect the outer cover and the voice coil motor body in a precise and high-strength mode so as to effectively improve drop resistance of the whole body and meet requirements of the market.
Description
Technical field
The present invention relates to a kind of microminiature voice coil motor.
Background technology
The voice coil motor (as shown in Figure 1) that is applied to camera module in the prior art is provided with an enclosing cover; this enclosing cover is generally a metal enclosing cover; enclosing cover has the effect of protection voice coil motor inside, and the glue that the technology that enclosing cover is connected with the voice coil motor body is with various character connects.
And because voice coil motor often is applied to the camera module of portable device, therefore, resist the requirement of the high reliability that falls to falling also to derive thereupon, and the reliability specification that falls to falling in recent years constantly adds sternly, former requirement is 150 centimeters high, at present industry existing require 180 centimeters high even 200 centimeters height fall to falling the reliability demand.
Owing in the enclosing cover packaging technology of the voice coil motor of prior art, be, therefore resisting the trend that clearly slowly can not satisfy the market progress on the ability that falls to falling with various character glue connections.
Summary of the invention
Problem at prior art exists the object of the present invention is to provide a kind of structure to advance improvement, to improve the microminiature voice coil motor of whole crash resistance.
For achieving the above object, a kind of microminiature voice coil motor of the present invention comprises enclosing cover and voice coil motor body, wherein, both installation auxiliary sections are provided with the buckle structure of mutual fastening, and this buckle structure is fixedly connected as a high crash resistance overall structure with enclosing cover and voice coil motor body.
Further, described enclosing cover is made for the magnetic conductive metal material, and described enclosing cover is the product that punching press is made.
Further, described enclosing cover is provided with several button pin, and the base of described voice coil motor body is provided with several projections, and the position that button pin and projection are provided with is corresponding one by one, and integral body forms described buckle structure.
Further, described button pin extends from the lower ends downward of described enclosing cover to be made, and described projection is arranged on the lateral wall of described base, and described enclosing cover is along the downward plug-in mounting of described chassis outer side wall, and described button pin is locked spiral-lock on described projection and mutually.
Further, be provided with bonding glue between described button pin and the described projection.
Further, described button pin is connected with the ground wire of external connection module, to form the electromagnetic armouring structure of described voice coil motor.
Further, described enclosing cover is provided with several inserting columns, and the base of described voice coil motor body is provided with the several trough button, and the position that inserting column and groove button are provided with is corresponding one by one, and the described buckle structure of whole formation.
Further, described inserting column extends from the lower ends downward of described enclosing cover to be made, and described groove button is arranged on the lateral wall of described base, and described enclosing cover is along the downward plug-in mounting of described chassis outer side wall, and described inserting column will be inserted into that described groove is buckled and locking mutually.
Further, be provided with the plurality of sections fastening structure in the described groove button.
Further, be provided with bonding glue between described inserting column and the described groove button.
Between enclosing cover and base buckle structure is set among the present invention, this buckle structure carries out accurate high strength with enclosing cover and voice coil motor body and is connected, and with effective crash resistance that improves integral body, satisfies the demand in market.
Description of drawings
Fig. 1 is a voice coil motor structural representation in the prior art;
Fig. 2 is a structural representation of the present invention;
Fig. 3 is a structure schematic top plan view of the present invention;
Fig. 4 be among Fig. 3 A-A to cutaway view.
Embodiment
Below, with reference to the accompanying drawings, the present invention is more fully illustrated, exemplary embodiment of the present invention has been shown in the accompanying drawing.Yet the present invention can be presented as multiple multi-form, and should not be construed as the exemplary embodiment that is confined to narrate here.But, these embodiment are provided, thereby make the present invention, and scope of the present invention is fully conveyed to those of ordinary skill in the art comprehensively with complete.
In order to be easy to explanation, here can use such as " on ", D score " left side " space relative terms such as " right sides ", be used for element shown in the key diagram or feature relation with respect to another element or feature.It should be understood that except the orientation shown in the figure spatial terminology is intended to comprise the different azimuth of device in using or operating.For example, if the device among the figure is squeezed, be stated as the element that is positioned at other elements or feature D score will be positioned at other elements or feature " on ".Therefore, the exemplary term D score can comprise upper and lower orientation both.Device can otherwise be located (revolve turn 90 degrees or be positioned at other orientation), and the relative explanation in used here space can correspondingly be explained.
Extremely shown in Figure 4 as Fig. 2, a kind of microminiature voice coil motor of the present invention comprises enclosing cover 1 and voice coil motor body 2, wherein, both installation auxiliary sections are provided with the buckle structure 3 of mutual fastening, and buckle structure 3 is fixedly connected as a high crash resistance overall structure with enclosing cover 1 and voice coil motor body 2.
Enclosing cover 1 can be the product that punching press is made, and for satisfying the demand of electromagnetic shielding, enclosing cover 1 adopts the magnetic conductive metal material to make, and it possesses the effect that improves the voice coil motor magnetic flux density.Enclosing cover 1 is provided with several button pin 5, and the base 4 of voice coil motor body 2 is provided with several projections 6, and the position that button pin 5 and projection 6 are provided with is corresponding one by one, and the whole buckle structure 3 that forms.
In the present embodiment, button pin 5 is made for extending from the lower ends downward of enclosing cover 1, and projection 6 is arranged on the lateral wall of base 4, and enclosing cover 1 is during along the downward plug-in mounting of base 4 lateral walls, button pin 5 with spiral-lock on projection 6 and locking mutually.Also can be provided with bonding glue (not shown) between button pin 5 and the projection 6, buckle structure cooperates the connection technology of glue can reach the higher coefficient of safety that falls to declining.
And button pin 5 can be connected with the ground wire of external connection module, to constitute the electromagnetic armouring structure of voice coil motor, to reach effective electromagnetic shielding.
Among the present invention, buckle structure 3 can be designed to the multiple version except that said structure.For example: adopt the inserting column and the groove button that cooperatively interact to form buckle structure.Enclosing cover 1 is provided with several inserting columns, and the base 4 of voice coil motor body 2 is provided with the several trough button, and the position that inserting column and groove button are provided with is corresponding one by one, and the whole buckle structure 3 that forms.Wherein, inserting column extends from the lower ends downward of enclosing cover 1 to be made, and the groove button is arranged on the lateral wall of base 4, and enclosing cover 1 is along the downward plug-in mounting of chassis outer side wall, and inserting column will be inserted into that groove is buckled and locking mutually.Can be set to the plurality of sections fastening structure in the groove button, inserting column can be selected the snap close of appropriate level in the groove button according to the fit form of enclosing cover 1 and voice coil motor body 2.Be provided with bonding glue between inserting column and the described groove button, it adopts buckle structure to cooperate the connection technology of glue can reach the higher coefficient of safety that falls to declining.
Among the present invention, by between enclosing cover and base, buckle structure being set, this snap close structure is simple in structure, it not only can carry out accurate high strength with enclosing cover and voice coil motor body and be connected, with effective crash resistance that improves integral body, and the structure that cooperatively interacts in the snap close structure knot can further play the effect of location, promptly be buckled in position on enclosing cover 1, the base 4 by design button pin 5 and projection 6, inserting column and groove, can preestablish the mutual alignment after enclosing cover 1 and 2 integral installations of voice coil motor body, technology is transferred in its later stage school of having simplified voice coil motor greatly.The simple mechanism form of buckle structure can be simplified the production process of parts in early stage greatly among the present invention, technical process is transferred in the production and assembly technical process and the school in later stage of voice coil motor.
Claims (10)
1. microminiature voice coil motor, it is characterized in that this voice coil motor comprises enclosing cover and voice coil motor body, wherein, both installation auxiliary sections are provided with the buckle structure of mutual fastening, and this buckle structure is fixedly connected as a high crash resistance overall structure with enclosing cover and voice coil motor body.
2. voice coil motor as claimed in claim 1 is characterized in that, described enclosing cover is made for the magnetic conductive metal material, and described enclosing cover is the product that punching press is made.
3. voice coil motor as claimed in claim 1, it is characterized in that described enclosing cover is provided with several button pin, the base of described voice coil motor body is provided with several projections, the position that button pin and projection are provided with is corresponding one by one, and the described buckle structure of whole formation.
4. voice coil motor as claimed in claim 3, it is characterized in that, described button pin extends from the lower ends downward of described enclosing cover to be made, described projection is arranged on the lateral wall of described base, described enclosing cover is along the downward plug-in mounting of described chassis outer side wall, and described button pin is locked spiral-lock on described projection and mutually.
5. voice coil motor as claimed in claim 4 is characterized in that, is provided with bonding glue between described button pin and the described projection.
6. voice coil motor as claimed in claim 3 is characterized in that, described button pin is connected with the ground wire of external connection module, to form the electromagnetic armouring structure of described voice coil motor.
7. voice coil motor as claimed in claim 1, it is characterized in that described enclosing cover is provided with several inserting columns, the base of described voice coil motor body is provided with the several trough button, the position that inserting column and groove button are provided with is corresponding one by one, and the described buckle structure of whole formation.
8. voice coil motor as claimed in claim 7, it is characterized in that, described inserting column extends from the lower ends downward of described enclosing cover to be made, described groove button is arranged on the lateral wall of described base, described enclosing cover is along the downward plug-in mounting of described chassis outer side wall, and described inserting column will be inserted into that described groove is buckled and locking mutually.
9. voice coil motor as claimed in claim 7 is characterized in that, is provided with the plurality of sections fastening structure in the described groove button.
10. voice coil motor as claimed in claim 8 is characterized in that, is provided with bonding glue between described inserting column and the described groove button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101291334A CN103219860A (en) | 2013-04-15 | 2013-04-15 | Subminiature voice coil motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101291334A CN103219860A (en) | 2013-04-15 | 2013-04-15 | Subminiature voice coil motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103219860A true CN103219860A (en) | 2013-07-24 |
Family
ID=48817427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101291334A Pending CN103219860A (en) | 2013-04-15 | 2013-04-15 | Subminiature voice coil motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103219860A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811006A (en) * | 2015-05-08 | 2015-07-29 | 惠州友华微电子科技有限公司 | Novel camera drive motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101068091A (en) * | 2007-06-13 | 2007-11-07 | 宜兴市贵鑫磁电高科技有限公司 | Ultrasmall type voice coil motor |
| CN201107449Y (en) * | 2007-10-26 | 2008-08-27 | 德昌电机(深圳)有限公司 | Camera lens drive apparatus |
| US20120013202A1 (en) * | 2010-07-19 | 2012-01-19 | Lg Innotek Co., Ltd. | Voice coil motor |
| CN102412697A (en) * | 2011-12-10 | 2012-04-11 | 东莞市旭业光电科技有限公司 | Voice coil motor and assembly process thereof |
| CN203056813U (en) * | 2013-04-15 | 2013-07-10 | 宜兴市贵鑫磁电高科技有限公司 | Ultraminiature voice coil motor |
-
2013
- 2013-04-15 CN CN2013101291334A patent/CN103219860A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101068091A (en) * | 2007-06-13 | 2007-11-07 | 宜兴市贵鑫磁电高科技有限公司 | Ultrasmall type voice coil motor |
| CN201107449Y (en) * | 2007-10-26 | 2008-08-27 | 德昌电机(深圳)有限公司 | Camera lens drive apparatus |
| US20120013202A1 (en) * | 2010-07-19 | 2012-01-19 | Lg Innotek Co., Ltd. | Voice coil motor |
| CN102412697A (en) * | 2011-12-10 | 2012-04-11 | 东莞市旭业光电科技有限公司 | Voice coil motor and assembly process thereof |
| CN203056813U (en) * | 2013-04-15 | 2013-07-10 | 宜兴市贵鑫磁电高科技有限公司 | Ultraminiature voice coil motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811006A (en) * | 2015-05-08 | 2015-07-29 | 惠州友华微电子科技有限公司 | Novel camera drive motor |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130724 |