CN210839873U - Anti-rotation double-camera driving motor - Google Patents
Anti-rotation double-camera driving motor Download PDFInfo
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- CN210839873U CN210839873U CN201922298422.2U CN201922298422U CN210839873U CN 210839873 U CN210839873 U CN 210839873U CN 201922298422 U CN201922298422 U CN 201922298422U CN 210839873 U CN210839873 U CN 210839873U
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Abstract
The utility model discloses a rotation-proof double-camera driving motor, which comprises a base, a shell and a double-lens carrier; the double-lens carrier is provided with a magnet mounting groove for embedding a magnet in a concave manner on one side, the magnet is embedded in the magnet mounting groove, the shell is provided with a flexible circuit board for transmitting a circuit control signal and a Hall signal on the corresponding side, a square coil communicated with the flexible circuit board circuit, and a Hall sensor embedded in the middle vacancy of the square coil and communicated with the flexible circuit board circuit, and the square coil, the Hall sensor and the magnet correspondingly drive the double-lens carrier to act and read the Hall signal; a guide mechanism is arranged between the double-lens carrier and the base so as to lead the double-lens carrier to move up and down along the guide of the guide mechanism; the two-lens carrier is provided with anti-rotation bulges at four corners of the periphery in a protruding manner, and the corresponding recess of the base is provided with an anti-rotation groove matched with the anti-rotation bulges. The utility model discloses can prevent the relative rotation between twin-lens carrier and the base and avoid colliding with each other.
Description
Technical Field
The utility model relates to a voice coil motor technical field especially relates to a rotatory two actuating motor that take photograph.
Background
The voice coil motor is a device which generates regular motion by utilizing the interaction between magnetic poles in a magnetic field generated by permanent magnetic steel and a magnetic field generated by an electrified coil conductor, and is widely used in a mobile phone camera. The traditional mobile phone camera device adopts a structural mode of one camera, and a single camera can only take pictures in a certain range every time and can not realize complete consistency seen by the same eyes; under the high technical requirements of future photos and the drive of future 3D technology, the photographing mode simulating the human eyes gradually enters the application, and through the use of two cameras and the simulation of a more advanced trigonometric algorithm, the functions of framing and focusing similar to the human eyes can be simulated and realized, and the photographed real scene is consistent with the scene seen by the eyes. Compared with a single camera, the range and the definition of pictures shot by the single camera are insufficient, and meanwhile, the single camera can only realize 2D shooting pictures.
At present, technicians in the industry are also actively developing a driving device of two cameras, but the driving device of two cameras in the prior art has the following defects due to the defects of structural design: 1. the two motors are independently arranged, the tolerance between individuals and the problem of combination form are different, the two motor lenses cannot reach the same Z-axis height, and the effect of each imaging can generate serious deviation; 2. the force generated by the coil and the magnet is not a perfect straight line, so that the carrier is easy to rotate; 3. the area of the coil is too small, and the magnetic field intensity generated by the coil is weak.
Disclosure of Invention
An object of the utility model is to the defect of above-mentioned prior art, provide a prevent rotatory two actuating motor that take photograph, solve a great deal of defect that exists among the above-mentioned prior art.
In order to realize the purpose, the technical scheme of the utility model is that:
a rotation-proof double-shooting driving motor comprises a base used as a main body and used for bearing other components, a shell embedded on the base and forming a mounting cavity with the base for mounting other components, and a double-lens carrier which is embedded in the mounting cavity of the base and the shell, is provided with double receiving cavities for bearing two lens units and carrying the lens units to move; the double-lens carrier is provided with a magnet mounting groove for embedding a magnet, the magnet is embedded in the magnet mounting groove, the shell is provided with a flexible circuit board for transmitting a circuit control signal and a Hall signal, a square coil communicated with the flexible circuit board circuit, and a Hall sensor embedded in the middle vacancy of the square coil and communicated with the flexible circuit board circuit, the square coil, the Hall sensor and the magnet correspondingly drive the double-lens carrier to act and read the Hall signal; a guide mechanism is arranged between the double-lens carrier and the base so as to lead the double-lens carrier to move up and down along the guide of the guide mechanism; the double-lens carrier is provided with anti-rotation protrusions protruding from four corners of the periphery of the double-lens carrier, and the corresponding recess of the base is provided with an anti-rotation groove matched with the anti-rotation protrusions.
As an improvement to the above technical scheme, the anti-rotation protrusion is a polygonal protrusion, and the anti-rotation groove is a polygonal groove.
As an improvement to the above technical solution, the cross section of the dual-lens carrier is of a spectacle-shaped frame structure, wherein two corresponding outer side surfaces are single arc surfaces, the other two corresponding outer side surfaces are double arc surfaces, a square magnet mounting groove is recessed in the center of one of the double arc surfaces, and a plate-shaped magnet is embedded in the magnet mounting groove; the base correspondingly forms a ring wall of a semi-surrounding structure in the height direction, and an opening of the ring wall is opposite to the magnet mounting groove; the flexible circuit board is arranged on the shell, and the square-shaped coil and the Hall sensor are embedded into the opening of the annular wall and are close to the magnet in a mode of being opposite to the magnet.
As an improvement to the above technical scheme, the annular wall and the base are of an integral structure.
As an improvement to the above technical solution, the guide mechanism includes guide grooves located on both sides of the magnet mounting groove and disposed on the dual-lens carrier, and balls disposed in the guide grooves, the guide grooves being disposed along a height direction of the dual-lens carrier; the annular wall is provided with a guide groove corresponding to the guide groove at a position corresponding to the guide groove.
As an improvement to the above technical solution, at least two balls are provided in each guide groove.
As an improvement to the above technical solution, the central axes of the two accommodating cavities of the dual-lens carrier are arranged in parallel.
As an improvement on the technical scheme, the middle of the double-lens carrier is hollowed out so as to reduce the weight of the double-lens carrier.
As an improvement to the technical scheme, the back surface of the flexible circuit board and the front surface and the back surface of the magnet are provided with coil patches.
Compared with the prior art, the utility model makes the following improvements:
1. the double-lens carrier is of an integrated carrier structure, and the imaging effect of the two lens units cannot generate deviation; 2. the double-lens carrier and the base are provided with anti-rotation angles at four opposite corners, so that the double-lens carrier and the base can be prevented from rotating relatively and avoiding collision; 3. the middle of the double-lens carrier is hollowed out to reduce the weight of the double-lens carrier; 4. the back of the flexible circuit board is provided with the coil patch, so that the magnetic field can be regulated, the magnetic field generated by the coil can be increased, a larger thrust is generated to enable the carrier to move, and meanwhile, the data acquired by the sensor is more accurate; 5. in actual operation, the magnetic field generated by the coil and the magnetic force generated by the magnet are not driven in a perfect straight line and are forces with certain curves. The utility model discloses a ball is not put on same water flat line, but puts with the form of one high one low, lets ball, carrier, base correspond the roll that can be better in the recess.
Compared with the prior art, the utility model has the advantages and positive effect be:
the utility model discloses a prevent two actuating motor that take photograph of rotary will originally two independent motor designs of taking photograph for a motor that has two camera lenses, settle two twin-lens carriers in a base and carry out the imaging work. The two motors are combined into one motor, so that the whole volume is reduced, and meanwhile, the two independent motors are combined into one motor, so that the difference between individuals is small. When the imaging work is carried out, the two motor lenses reach the same Z-axis height, and the effect of each imaging cannot generate deviation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
fig. 2 is a schematic view of an assembly structure of the base and the dual-lens carrier of the present invention;
fig. 3 is a schematic structural diagram of the dual lens carrier of the present invention;
FIG. 4 is a schematic view of an assembly structure of a flexible circuit board, a loop coil and a Hall sensor;
FIG. 5 is a schematic diagram of an assembly structure of the flexible circuit board, the meander coil, the Hall sensor, and the magnet.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The singular is also intended to include the plural unless the context clearly dictates otherwise. The terms "comprises," "comprising," and "having" specify the presence of stated features, quantities, operations, elements, components, and/or combinations thereof, but do not preclude the presence or addition of one or more other features, quantities, operations, components, elements, and/or combinations thereof.
The shapes of the illustrations as a result of manufacturing techniques and/or tolerances may vary. Accordingly, the examples described herein are not limited to the particular shapes shown in the drawings, but include variations in shapes that occur during manufacturing.
Next, examples are described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the anti-rotation dual-camera driving motor of the present invention comprises a base 7 as a main body for bearing other components, a housing 1 embedded on the base 7 and forming an installation cavity with the base 7 for installing other components, and a dual-lens carrier 2 nested in the installation cavity of the base 7 and the housing 1 and having dual receiving cavities 25 for bearing two lens units and carrying the lens units to move; a magnet mounting groove 21 for embedding a magnet 4 is recessed in one side of the double-lens carrier 2, the magnet 4 is embedded in the magnet mounting groove 21, a flexible circuit board 6 for transmitting a circuit control signal and a Hall signal, a square coil 8 in circuit conduction with the flexible circuit board 6 and a Hall sensor 9 embedded in a vacancy in the middle of the square coil 8 and in circuit conduction with the flexible circuit board 6 are arranged on the corresponding side of the shell 1, and the square coil 8, the Hall sensor 9 and the magnet 4 correspondingly drive the double-lens carrier 2 to move and read the Hall signal; a guide mechanism is arranged between the double-lens carrier 2 and the base 7 so that the double-lens carrier 2 can move up and down along the guide of the guide mechanism; the double-lens carrier 2 is provided with anti-rotation protrusions 22 protruding at four corners of the periphery, and the base 7 is correspondingly provided with anti-rotation grooves 71 matching with the anti-rotation protrusions 22. The anti-rotation protrusion 22 is a polygonal protrusion, and the anti-rotation groove 71 is a polygonal groove.
The section of the double-lens carrier 2 is of a spectacle-shaped frame structure, two corresponding outer side surfaces are single arc surfaces, the other two corresponding outer side surfaces are double arc surfaces, a square magnet installation groove 21 is recessed in the center of one of the double arc surfaces, and a plate-shaped magnet 4 is embedded in the magnet installation groove 21; a ring wall 72 of a half-surrounding structure is correspondingly formed in the height direction of the base 7, and an opening 73 of the ring wall 72 is opposite to the magnet mounting groove 21; the flexible circuit board 6 is provided on the housing 1, and the meander coil 8 and the hall sensor 9 are inserted into the opening 73 of the annular wall 72 and are close to and facing the magnet 4. The annular wall 72 and the base 7 are of an integral structure.
The guide mechanism comprises guide grooves 23 which are positioned at two sides of the magnet mounting groove 21 and are arranged on the double-lens carrier 2 and balls 5 arranged in the guide grooves 23, and the guide grooves 23 are arranged along the height direction of the double-lens carrier 2; the annular wall 72 is provided with a guide groove 74 corresponding to the guide groove 23 at a corresponding one of the guide grooves 23. At least two balls 5 are provided in each guide groove 23. As can be seen from fig. 1, in the present embodiment, the number of the balls 5 is two, and the number of the balls is three.
The central axes of the two accommodating cavities 25 of the dual-lens carrier 2 are arranged in parallel. The center of the dual lens carrier 2 is hollowed out 24 to reduce the weight of the dual lens carrier 2. The back of the flexible circuit board 6 and the front and back of the magnet 4 are provided with coil patches 3.
Compared with the prior art, the utility model makes the following improvements:
1. the double-lens carrier is of an integrated carrier structure, and the imaging effect of the two lens units cannot generate deviation; 2. the double-lens carrier and the base are provided with anti-rotation angles at four opposite corners, so that the double-lens carrier and the base can be prevented from rotating relatively and avoiding collision; 3. the middle of the double-lens carrier is hollowed out to reduce the weight of the double-lens carrier; 4. the back of the flexible circuit board is provided with the coil patch, so that the magnetic field can be regulated, the magnetic field generated by the coil can be increased, a larger thrust is generated to enable the carrier to move, and meanwhile, the data acquired by the sensor is more accurate; 5. in actual operation, the magnetic field generated by the coil and the magnetic force generated by the magnet are not driven in a perfect straight line and are forces with certain curves. The utility model discloses a ball is not put on same water flat line, but puts with the form of one high one low, lets ball, carrier, base correspond the roll that can be better in the recess.
The utility model discloses a prevent two actuating motor that take photograph of rotary will originally two independent motor designs of taking photograph for a motor that has two camera lenses, settle two twin-lens carriers in a base and carry out the imaging work. The two motors are combined into one motor, so that the whole volume is reduced, and meanwhile, the two independent motors are combined into one motor, so that the difference between individuals is small. When the imaging work is carried out, the two motor lenses reach the same Z-axis height, and the effect of each imaging cannot generate deviation.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. An anti-rotation dual-lens drive motor, comprising: the double-lens carrier is nested in the installation cavity of the base and the shell and is provided with double receiving cavities for bearing two lens units and carrying the lens units to act; the double-lens carrier is provided with a magnet mounting groove for embedding a magnet, the magnet is embedded in the magnet mounting groove, the shell is provided with a flexible circuit board for transmitting a circuit control signal and a Hall signal, a square coil communicated with the flexible circuit board circuit, and a Hall sensor embedded in the middle vacancy of the square coil and communicated with the flexible circuit board circuit, the square coil, the Hall sensor and the magnet correspondingly drive the double-lens carrier to act and read the Hall signal; a guide mechanism is arranged between the double-lens carrier and the base so as to lead the double-lens carrier to move up and down along the guide of the guide mechanism; the double-lens carrier is provided with anti-rotation protrusions protruding from four corners of the periphery of the double-lens carrier, and the corresponding recess of the base is provided with an anti-rotation groove matched with the anti-rotation protrusions.
2. The anti-rotation bi-directional drive motor of claim 1, wherein: the anti-rotation protrusion is a polygonal protrusion, and the anti-rotation groove is a polygonal groove.
3. The anti-rotation bi-directional drive motor of claim 1, wherein: the section of the double-lens carrier is of a spectacle-shaped frame structure, two corresponding outer side surfaces are single arc surfaces, the other two corresponding outer side surfaces are double arc surfaces, a square magnet installation groove is recessed in the center of one of the double arc surfaces, and a plate-shaped magnet is embedded in the magnet installation groove; the base correspondingly forms a ring wall of a semi-surrounding structure in the height direction, and an opening of the ring wall is opposite to the magnet mounting groove; the flexible circuit board is arranged on the shell, and the square-shaped coil and the Hall sensor are embedded into the opening of the annular wall and are close to the magnet in a mode of being opposite to the magnet.
4. The anti-rotation bi-directional drive motor of claim 3, wherein: the annular wall and the base are of an integral structure.
5. The anti-rotation bi-directional drive motor of claim 4, wherein: the guiding mechanism comprises guiding grooves which are positioned on two sides of the magnet mounting groove and arranged on the double-lens carrier and balls arranged in the guiding grooves, and the guiding grooves are arranged along the height direction of the double-lens carrier; the annular wall is provided with a guide groove corresponding to the guide groove at a position corresponding to the guide groove.
6. The anti-rotation bi-directional drive motor of claim 5, wherein: at least two balls are arranged in each guide groove.
7. The anti-rotation bi-directional drive motor of claim 1, wherein: the central axes of the two containing cavities of the double-lens carrier are arranged in parallel.
8. The anti-rotation bi-directional drive motor of claim 1, wherein: the middle of the double-lens carrier is hollow.
9. The anti-rotation bi-directional drive motor of claim 1, wherein: and the back surface of the flexible circuit board and the front surface and the back surface of the magnet are provided with coil patches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922298422.2U CN210839873U (en) | 2019-12-19 | 2019-12-19 | Anti-rotation double-camera driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922298422.2U CN210839873U (en) | 2019-12-19 | 2019-12-19 | Anti-rotation double-camera driving motor |
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| Publication Number | Publication Date |
|---|---|
| CN210839873U true CN210839873U (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922298422.2U Active CN210839873U (en) | 2019-12-19 | 2019-12-19 | Anti-rotation double-camera driving motor |
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| CN (1) | CN210839873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115129109A (en) * | 2022-06-17 | 2022-09-30 | 南京信息职业技术学院 | Electromechanical limiting mechanism of large-angle rotating body |
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2019
- 2019-12-19 CN CN201922298422.2U patent/CN210839873U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115129109A (en) * | 2022-06-17 | 2022-09-30 | 南京信息职业技术学院 | Electromechanical limiting mechanism of large-angle rotating body |
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