CN107770414B - Coaxiality adjusting device for camera module - Google Patents
Coaxiality adjusting device for camera module Download PDFInfo
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- CN107770414B CN107770414B CN201610672442.XA CN201610672442A CN107770414B CN 107770414 B CN107770414 B CN 107770414B CN 201610672442 A CN201610672442 A CN 201610672442A CN 107770414 B CN107770414 B CN 107770414B
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- fixed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/65—Control of camera operation in relation to power supply
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Accessories Of Cameras (AREA)
- Studio Devices (AREA)
Abstract
The invention relates to a coaxiality adjusting device of a camera module, which comprises a fixed module unit (1), an adjusting module unit (2), a module adjusting unit (3) and a six-axis unit (4), wherein the fixed module unit (1) is fixedly arranged on the module adjusting unit (3) relative to the adjusting module unit (2), and the adjusting module unit (2) is supported by the six-axis unit (4) and can be driven by the six-axis unit (4) to move relative to the fixed module unit (1). The device provided by the invention has a simple structure and a convenient operation mode, and a set of clamp is used for adapting to the concentricity adjustment of different camera modules.
Description
Technical Field
The invention relates to a coaxiality adjusting device for a camera module, in particular to a coaxiality adjusting device for a double-camera module.
Background
Chinese patent CN201610165953.2 discloses a dual-camera module, an assembling method thereof and an electronic device. The double-camera module comprises a fixed support, wherein a second part is arranged in the fixed support, and the second part and the spring piece are mutually matched to form a universal joint in the fixed support. The side wall of the fixed support is provided with a first adjusting groove, and the second component is provided with a second adjusting groove. When the two camera modules of equipment, through first adjustment tank and second adjustment tank, adjust the second part position, finally realize the adjustment to the second module of making a video recording.
According to the organization method of the double-camera module disclosed in the chinese patent CN201610165953.2, the position of the second camera module is adjusted by the universal joint structure, so that the optical axis of the second camera module is parallel to the optical axis of the first camera module.
Disclosure of Invention
The invention aims to provide a coaxiality adjusting device for camera modules, which uses a set of clamping mechanism to adjust the concentricity of two modules in double camera modules with different camera module distances.
To achieve the above object, the present invention provides a camera module coaxiality adjusting device, which comprises a fixed module unit, an adjusting module unit, a module adjusting unit and a six-axis unit, wherein the fixed module unit is fixedly mounted on the module adjusting unit relative to the adjusting module unit, and the adjusting module unit is supported by the six-axis unit and can be driven by the six-axis unit to move relative to the fixed module unit.
According to one aspect of the invention, the fixed module unit comprises an upper cover part and a base part, the upper cover part and the base part are mutually hinged, the base part is provided with a module accommodating cavity, and the upper cover part and/or the base part is provided with a cable socket.
According to another aspect of the present invention, the fixed module unit further includes a locking member hingedly connected to the upper cover portion, and the base portion is provided with a locking portion for cooperating with the locking member.
According to another aspect of the present invention, the adjusting module unit includes a movable portion and a fixed portion, the movable portion and the fixed portion are hinged to each other, the fixed portion is provided with a module adjusting cavity, the movable portion and/or the fixed portion are respectively provided with a cable socket, and the fixed portion is provided with a hole, and the hole penetrates through the fixed portion.
According to another aspect of the present invention, the module adjusting unit includes a supporting portion on which the fixed module unit is detachably fixedly supported and an adjusting portion detachably fixedly connected to each other.
According to another aspect of the present invention, the support portion is provided with a long hole, and the adjustment portion is provided with a screw hole, the long hole and the screw hole being provided in correspondence with each other.
According to another aspect of the invention, the device further comprises a transition module, and the transition module 5) is provided with a control circuit and a power supply/communication socket.
According to another aspect of the invention, the adjusting module unit further comprises a power/communication cable, wherein one end of the power/communication cable is provided with a plug, and the plug is connected with a cable socket on the fixing module unit and/or the adjusting module unit.
According to the coaxiality adjusting device for the camera modules, which is disclosed by the invention, the module adjusting unit is adopted, the position of the fixed module unit is subjected to stepless adjustment by utilizing the module adjusting unit, so that the position of the fixed module unit and the position of the adjusting module unit are changed, the device is suitable for different distances between two cameras in different double-camera modules, one set of module clamping unit or mechanism is used for realizing the concentricity adjustment of different double-camera modules in a very simple and effective structure, and the operation is simple and quick in the adjusting process of equipment.
The coaxiality adjusting device for the camera module adopts the fixing module unit and the adjusting module unit to clamp and fix two cameras in the double-camera module. The fixed module unit and the adjusting module unit are accurate in positioning precision. Simultaneously, because two camera modules are placed respectively in the accommodation chamber of two module units, so camera module itself is accurate in the location of module unit, and the precision is high.
According to the invention, the fixed module unit and the adjusting module unit used in the coaxiality adjusting device of the camera module are respectively provided with the power supply/communication socket, so that power supply and control signals can be directly provided for the camera module placed in the fixed module unit and the adjusting module unit, and the electric connection of the camera is realized by a simple and reliable structure with simple operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of a camera module coaxiality adjusting device according to the present invention;
FIG. 2 is a partially enlarged view of the fixing module unit and the adjusting module unit according to the present invention;
FIG. 3 is a partially expanded view of the fixing module unit and the adjusting module unit of the present invention;
FIG. 4 is a bottom view of the adjusting module unit according to the present invention.
Detailed Description
This description of the illustrative embodiments should be taken in conjunction with the accompanying drawings, which are to be considered part of the complete specification. In the drawings, the shape or thickness of the embodiments may be exaggerated and simplified or conveniently indicated. Further, the components of the structures in the drawings will be described separately, and it should be noted that components not shown or described in the drawings are well known to those skilled in the art.
The present invention is described in detail below with reference to the drawings and the specific embodiments, which are not repeated herein, but the embodiments of the present invention are not limited to the following embodiments.
According to the invention, a device for adjusting coaxiality of double-camera modules is provided. The adjusting device is mainly used for adjusting the optical axes of two independent modules to be parallel to each other. Through support interconnect between two independent modules of making a video recording, form a two camera modules. However, when two independent camera modules are assembled together, the optical axes of the lenses in the two camera modules are parallel to each other, so that a clear image can be captured.
Fig. 1 schematically shows a camera module coaxiality adjusting apparatus according to an embodiment of the present invention.
As shown in fig. 1, in one embodiment of the present invention, a fixed module unit 1 is provided on a module adjusting unit 3 on the right side in the figure. The module adjusting unit 3 is fixedly mounted on the frame, whereby the positions of the module adjusting unit 3 and the fixed module unit 1 fixedly mounted thereon are relatively fixed. When assembling a dual camera module using the apparatus according to the present invention, the position of the fixed module unit 1 is fixed due to this arrangement. In the camera module coaxiality adjusting apparatus according to the present invention, the fixed module unit 1 thus provided is a reference for correcting the optical axes of the camera lenses in the two modules.
In one embodiment according to the present invention, the module adjusting unit 3 is composed of one supporting portion 301 and one adjusting portion 302. The supporting portion 301 and the regulating portion 302 are disposed on top of each other. The support part 301 is primarily intended to carry the stationary module unit 1 on the one hand and to be supported on the adjustment part 302 on the other hand. In the present embodiment, the supporting portion 301 and the adjusting portion 302 are two flat plate-like members, and both can be smoothly aligned and leveled. A long hole is provided on the support portion 301, and a screw hole is provided on the adjustment portion 302. The positions of the elongated hole in the support portion 301 and the threaded hole in the adjustment portion 302 correspond to each other. In the assembled state, the support portion 301 and the adjustment portion 302 are fixed to each other with bolts screwed into the screw holes through the long holes. In the fixing process, because the supporting part 301 is provided with the long hole, the supporting part 301 can move relative to the adjusting part 302, and after the supporting part is moved to a certain position or meets the requirement, the bolt is screwed down to fix the positions of the supporting part 301 and the adjusting part 302. By this adjustment of the supporting portion 301 relative to the adjusting portion 302, the distance of the fixed module unit 1 relative to the adjusting module unit 2 can be changed. This makes it possible to adapt the device according to the invention to various dual camera modules.
On the supporting portion 301 of the module adjusting unit 3, there is also provided a coupling hole for fixedly mounting the fixed module unit 1. Thus, in the assembled state, the fixed module unit 1, the supporting portion 301, and the adjusting portion 302 are fixed together as a single body. When assembling different dual camera modules using the apparatus according to the present invention, the fixed module unit 1 is detached and the mutual position between the supporting portion 301 and the adjusting portion 302 is adjusted to suit the different modules to be assembled. Then, it is fixed and the assembly work is resumed.
In one embodiment according to the present invention, as shown in fig. 1, the adjusting module unit 2 is fixed to the six-axis unit 4. In this way, the adjustment module unit 2 can adjust its position, distance, posture, and the like with respect to the fixed module unit 1 by driving of the six-axis unit 4. Finally, the second motor module held by the adjustment module unit 2 is adjusted based on the optical center axis of the lens in the motor module held fixedly on the fixed module unit 1 so that the optical centers of the lenses in the two motor modules are coaxial.
In the process of adjusting the optical center coaxiality, the adjusted motor module needs to be electrified. Therefore, in one embodiment according to the present invention, in particular the embodiment shown in fig. 1, a power/communication cable 6 is connected to the fixed module unit 1 and the adjusting module unit 2. In this embodiment, a plug is provided at one end of the power/communication cable 6. In the process of adjusting the coaxiality of the optical axes of the two camera modules in actual implementation, the plugs of the power supply/communication cable 6 are respectively plugged into the sockets on the fixed module unit 1 and the adjusting module unit 2. Thereby providing power, control signals and control instructions to the adjusted motor module.
In the embodiment shown in fig. 1, a transition module 5 is further provided on the left side of the adjustment module unit 2 or behind the adjustment module unit 2. The transition module 5 is used for connecting the other end of the power/communication cable 6 and is connected with a control unit for controlling the movement of the six-axis unit 4 so as to transmit control signals and control commands. Meanwhile, the transition module 5 can also provide electric energy for the adjusted motor module or camera module.
Fig. 2 shows the fixing module unit 1 and the adjusting module unit 2 according to the invention in a partially enlarged top view. As shown in fig. 2, in one embodiment of the present invention, the fixed module unit 1 is disposed on the left side, and the adjustable module unit 2 is disposed on the right side. The fixed module unit 1 and the adjusting module unit 2 are respectively connected with the control unit through a power supply/communication cable 6. After one assembled camera module or motor module is fixedly clamped in the right fixed module unit 1, the other assembled camera module or motor module is placed in the right adjusting module unit 2. After the two modules are powered on, under the instruction of the control unit, the six-axis unit 4 drives the adjusting module unit 2 to relatively fix the module unit 1 to move, so that the optical axes of the two modules are parallel to each other.
Fig. 3 shows a fixing module unit 1 and an adjusting module unit 2 according to an embodiment of the invention in a perspective view.
As shown in fig. 3, the right side of the drawing is the fixed module unit 1, and the left side is the adjusting module unit 2. The fixed module unit 1 has an upper cover part 101 and a base part 102. In fig. 3, the upper cover part 101 in the fixed module unit 1 is in an open state, i.e., in a state in which the assembled module is placed therein.
The upper lid part 101 and the base part 102 are hingedly connected to each other at one end by a pin. On the other end of the upper lid part 101, a catch piece 105 is also hingedly connected by a pin. And on the other end of the base portion 102, a catch portion 106 is provided in correspondence with the catch piece 105. In this way, after the adjusted module is set in the fixed module unit 1, the upper cover part 101 and the base part 102 are fixed to each other by the locking piece 105 and the locking part 106, thereby fixing the positions of the adjusted module to perform the adjustment work with each other.
As shown in fig. 3, the base portion (102) is provided with a cavity for receiving the adjusted module, i.e. the module receiving cavity 103.
In the left part of fig. 3 is shown a trim module unit 2 according to an embodiment of the invention. As shown in fig. 4, the adjustment module unit 2 includes a movable portion 201 and a fixed portion 202. The structure of these two parts and the manner and structure of interconnection are the same as those of the fixed module unit 1. In this embodiment, the movable portion 201 and the fixed portion 202 are hingedly connected to each other by a pin. As shown in fig. 4, the fixed portion 202 is provided with a module adjustment chamber 203. The adjusted module will be placed in this chamber. The movable part 201 and/or the fixed part 202 are also provided with a cable socket 204.
As can be seen from fig. 4, a hole 205 is provided at the bottom of the fixing portion 202. The hole 205 penetrates from one side of the fixing portion 202 to the other side thereof. In use of the apparatus according to the present invention, after the adjusted or assembled module is put into the adjustment module unit 2, a negative pressure is applied to the adjusted module through the hole 205 to be adsorbed in the fixing portion 202, thereby fixing it. In this way, the position of the module with respect to the adjustment module unit 2 is always fixed during adjustment.
When the mutual positional relationship of the two camera modules or the motor module is adjusted to make the optical center lines thereof parallel to each other by using the camera module coaxiality adjusting apparatus according to the present invention, one motor module or camera module is first placed in the module accommodating chamber 103 in the fixed module unit 1. Then, the upper cover part 101 and the base part 102 of the fixed module unit 1 are snapped to each other, and the upper cover part 101 and the base part 102 are locked and fixed to each other by the locking members 105 and the locking portions 106.
Then, another motor module or a camera module is put into the module adjusting chamber 203 of the adjusting module unit 2. The movable portion 201 and the fixed portion 202 of the adjusting module unit 2 are also fixed to each other by the locking member and the locking portion.
The motor module or the camera module placed in the module adjustment chamber 203 is held in place by suction through the negative pressure in the hole 205.
And power is supplied to the motor module or the camera module in the fixed module unit 1 and the adjusting module unit 2 respectively through a power supply/communication cable 6, and a control signal is transmitted. Meanwhile, the six-axis unit 4 is controlled by the control unit to move, and the position of the motor module placed in the adjustment module unit 2 is adjusted so that the optical axis thereof is parallel to the position of the motor module placed in the fixed module unit 1.
The above description is only an embodiment of one aspect of the present invention, and is not intended to limit the present invention, and various modifications and variations of the present invention may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The camera module coaxiality adjusting device comprises a fixed module unit (1), an adjusting module unit (2), a module adjusting unit (3) and a six-axis unit (4), wherein the fixed module unit (1) is fixedly arranged on the module adjusting unit (3) relative to the adjusting module unit (2), and the adjusting module unit (2) is supported by the six-axis unit (4) and can be driven by the six-axis unit (4) to move relative to the fixed module unit (1);
the module adjusting unit (3) comprises a supporting part (301) and an adjusting part (302), wherein the supporting part (301) can move relative to the adjusting part (302);
the fixed module unit (1) is detachably and fixedly supported on the supporting part (301), and the adjusting part (302) and the supporting part (301) are detachably and fixedly connected with each other;
the adjusting module unit (2) comprises a movable part (201) and a fixed part (202), the movable part (201) and the fixed part (202) are hinged to each other, a module adjusting cavity (203) is arranged on the fixed part (202), cable sockets (204) are respectively arranged on the movable part (201) and/or the fixed part (202), a hole (205) for applying negative pressure to the adjusted module is arranged on the fixed part (202), and the hole (205) penetrates through the fixed part (202).
2. The camera module coaxiality adjustment apparatus according to claim 1, wherein the fixed module unit (1) includes an upper cover portion (101) and a base portion (102), the upper cover portion (101) and the base portion (102) are hingedly connected to each other, a module accommodating chamber (103) is provided on the base portion (102), and a cable receptacle (104) is provided on the upper cover portion (101) and/or the base portion (102).
3. The camera module coaxiality adjustment apparatus according to claim 2, wherein the fixed module unit (1) further includes a locking member (105), the locking member (105) is hingedly connected to the upper cover portion (101), and the base portion (102) is provided with a locking portion (106) for cooperating with the locking member (105).
4. The camera module coaxiality adjusting apparatus according to claim 1, wherein the support portion (301) is provided with a long hole, and the adjusting portion (302) is provided with a threaded hole, and the long hole and the threaded hole are provided in correspondence with each other.
5. The coaxiality adjusting device of the camera module according to claim 1, further comprising a transition module (5), wherein the transition module (5) is provided with a control circuit and a power/communication socket (501).
6. The camera module coaxiality adjusting device according to claim 1, further comprising a power/communication cable (6), wherein a plug is arranged at one end of the power/communication cable (6), and the plug is plugged into a cable socket (104, 204) on the fixed module unit (1) and/or the adjusting module unit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672442.XA CN107770414B (en) | 2016-08-15 | 2016-08-15 | Coaxiality adjusting device for camera module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672442.XA CN107770414B (en) | 2016-08-15 | 2016-08-15 | Coaxiality adjusting device for camera module |
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| Publication Number | Publication Date |
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| CN107770414A CN107770414A (en) | 2018-03-06 |
| CN107770414B true CN107770414B (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610672442.XA Active CN107770414B (en) | 2016-08-15 | 2016-08-15 | Coaxiality adjusting device for camera module |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103207501A (en) * | 2013-04-16 | 2013-07-17 | 深圳市振华微电子有限公司 | New type field-assembly achievable configurable multi-parameter camera module and device |
| CN105736538A (en) * | 2016-05-04 | 2016-07-06 | 昆山丘钛微电子科技有限公司 | Integrated automatic assembly machine stand for double-camera module |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9955077B2 (en) * | 2014-06-20 | 2018-04-24 | Samsung Electro-Mechanics Co., Ltd. | Camera module |
| TWM503584U (en) * | 2015-01-23 | 2015-06-21 | Topray Mems Inc | Capturing image device |
| CN204928990U (en) * | 2015-07-29 | 2015-12-30 | 维沃移动通信有限公司 | Many cameras subassembly and mobile terminal |
| CN105607408A (en) * | 2016-03-21 | 2016-05-25 | 信利光电股份有限公司 | Dual camera module and electronic equipment |
| CN105611138A (en) * | 2016-03-21 | 2016-05-25 | 信利光电股份有限公司 | Double-camera module, assembling method thereof, and electronic device |
-
2016
- 2016-08-15 CN CN201610672442.XA patent/CN107770414B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103207501A (en) * | 2013-04-16 | 2013-07-17 | 深圳市振华微电子有限公司 | New type field-assembly achievable configurable multi-parameter camera module and device |
| CN105736538A (en) * | 2016-05-04 | 2016-07-06 | 昆山丘钛微电子科技有限公司 | Integrated automatic assembly machine stand for double-camera module |
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| CN107770414A (en) | 2018-03-06 |
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