CN219420887U - Adjusting mechanism for lens optical axis and image sensor position - Google Patents
Adjusting mechanism for lens optical axis and image sensor position Download PDFInfo
- Publication number
- CN219420887U CN219420887U CN202223518661.2U CN202223518661U CN219420887U CN 219420887 U CN219420887 U CN 219420887U CN 202223518661 U CN202223518661 U CN 202223518661U CN 219420887 U CN219420887 U CN 219420887U
- Authority
- CN
- China
- Prior art keywords
- axis
- adjusting module
- motor
- axis adjusting
- lens
- Prior art date
- 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.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model relates to the technical field of long-focus monitoring equipment, in particular to an adjusting mechanism for the positions of a lens optical axis and an image sensor; the camera lens comprises a lens main body, a sensor bracket and an image sensor, wherein a connecting ring is arranged at the tail end of the lens main body, the connecting ring is connected with an X-axis adjusting module through a dovetail groove guide rail, the other end of the X-axis adjusting module is connected with a Y-axis adjusting module through the dovetail groove guide rail, a Z-axis adjusting module is fixedly arranged at the other end of the Y-axis adjusting module, and the sensor bracket is arranged at the tail end of the Z-axis adjusting module through a linear guide rail; the image sensor is arranged on the sensor bracket; the utility model can reduce the requirement of lens process and the cost of the lens, and mainly can remotely operate equipment installed in remote mountain areas, forests, mountains and other areas, adjust the optical axis at any time and any place, and has the advantages of simplicity, convenience, quick aging, uninterrupted equipment work, running field maintenance cost saving and even factory returning adjustment cost of the dismantling equipment.
Description
Technical Field
The utility model relates to the technical field of long-focus monitoring equipment, in particular to an adjusting mechanism for a lens optical axis and an image sensor position.
Background
In various industries, especially in the monitoring industry, for video terminal equipment, especially large-scale cloud deck, ball table, ball machine, etc., the monitoring range is wide, the monitoring distance is far, the monitoring precision requirement is high, so that higher requirements are put forward for the optical axis precision of the tele lens and the position precision of the image sensor.
In the prior art, CN202011110389.7 relates to an optical lens alignment mechanism. The optical lens alignment mechanism comprises a three-dimensional linear alignment structure and a double-shaft angle alignment structure; the biaxial angle alignment structure is arranged on the three-dimensional linear alignment structure. According to the utility model, the three-dimensional linear alignment structure is used for realizing the linear adjustment of the optical lens, and the biaxial angle alignment structure is used for realizing the angle adjustment of the optical lens, so that the optical lens is not required to be reversely assembled, and the adjustment efficiency of the optical lens is improved;
although the prior art discloses an idea of adjusting an optical lens, the technology has a complex overall structure, is suitable for integrally adjusting and moving the lens or view finding equipment, has a large volume for special scenes such as forest guard, mountain land and the like, is difficult to disassemble, adjust and maintain, and cannot be effectively supported.
Disclosure of Invention
The utility model aims to provide an adjusting mechanism for the optical axis of a lens and the position of an image sensor so as to solve the technical problem.
The adjusting mechanism for the positions of the optical axis of the lens and the image sensor comprises a lens main body, a sensor bracket and the image sensor, wherein a connecting ring is arranged at the tail end of the lens main body, the connecting ring is connected with an X-axis adjusting module through a dovetail groove guide rail, the other end of the X-axis adjusting module is connected with a Y-axis adjusting module through the dovetail groove guide rail, a Z-axis adjusting module is fixedly arranged at the other end of the Y-axis adjusting module, and the sensor bracket is arranged at the tail end of the Z-axis adjusting module through a linear guide rail; the image sensor is arranged on the sensor bracket;
the X-axis adjusting module, the Y-axis adjusting module and the Z-axis adjusting module are respectively provided with a stepping motor, and the output end of the stepping motor is provided with a gear for transmission driving; the stepping motor and the image sensor are connected with external control signals;
further, an X-axis motor bracket is arranged on the connecting ring, and the X-axis adjusting module comprises an X-axis base, an X-axis motor, X-axis adjusting teeth and a Y-axis motor bracket; the X-axis base is transversely arranged on the connecting ring in a sliding manner through a dovetail groove guide rail; the X-axis motor is arranged on the X-axis motor bracket; the X-axis adjusting teeth are horizontal and are vertically arranged on the X-axis base and meshed with a gear at the output end of the X-axis motor; the Y-axis motor support is used for being matched with the Y-axis adjusting module;
further, the Y-axis adjusting module comprises a Y-axis base, a Y-axis motor and Y-axis adjusting teeth; one end of the Y-axis base is longitudinally arranged at the other end of the X-axis base in a sliding manner through a dovetail groove guide rail; the Y-axis adjusting teeth are vertically arranged on the Y-axis base, the Y-axis motor is fixed on the Y-axis motor bracket, and a gear at the output end of the Y-axis motor is meshed with the Y-axis adjusting teeth; the other end of the Y-axis base is fixedly connected with a Z-axis adjusting module;
further, the Z-axis adjusting module comprises a Z-axis base, a Z-axis motor, a Z-axis adjusting ring and a linear guide rail; the Z-axis adjusting ring is rotatably arranged at the end part of the Z-axis base, the inner ring wall of the Z-axis adjusting ring is in threaded connection with the sensor bracket, and the outer ring of the Z-axis adjusting ring is provided with a rack; the Z-axis motor is fixed on the side part of the Z-axis base, and a gear at the output end of the Z-axis motor is meshed with a rack of the outer ring of the Z-axis adjusting ring.
Further, the sensor support is sleeved on the linear guide rail, and threads matched with the Z-axis adjusting ring are arranged on the outer ring of the sensor support;
compared with the prior art, the utility model has the following beneficial effects:
the utility model can reduce the requirement of lens manufacturing process, reduce the cost of the lens, and mainly can adjust the optical axis simply and conveniently by remote operation, anytime and anywhere, has quick aging, uninterrupted equipment work, saves the cost of running field maintenance, and even saves the cost of disassembling equipment to return to factories for adjustment for equipment installed in remote mountain areas, forests, mountains and other areas.
Drawings
FIG. 1 is a schematic view of a mechanism for adjusting the position of an optical axis of a lens and an image sensor according to the present utility model;
fig. 2 is a schematic side view of an adjustment mechanism for lens optical axis and image sensor position according to the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 2, an adjusting mechanism for a lens optical axis and an image sensor position comprises a lens main body 100, a sensor bracket 500 and an image sensor 600, wherein a connecting ring 110 is arranged at the tail end of the lens main body 100, the connecting ring 110 is connected with an X-axis adjusting module 200 through a dovetail groove guide rail, the other end of the X-axis adjusting module 200 is connected with a Y-axis adjusting module 300 through a dovetail groove guide rail, the other end of the Y-axis adjusting module 300 is fixedly provided with a Z-axis adjusting module 400, and the sensor bracket 500 is arranged at the tail end of the Z-axis adjusting module 400 through a linear guide rail 440; the image sensor 600 is mounted on the sensor holder 500;
the X-axis adjusting module 200, the Y-axis adjusting module 300 and the Z-axis adjusting module 400 are respectively provided with a stepping motor, and the output end of the stepping motor is provided with a gear for transmission driving; the stepper motor and the image sensor 600 are all connected with external control signals;
further, an X-axis motor bracket 120 is disposed on the connection ring 110, and the X-axis adjusting module 200 includes an X-axis base 210, an X-axis motor 220, an X-axis adjusting tooth 230, and a Y-axis motor bracket 240; the X-axis base 210 is arranged on the connecting ring 110 in a transverse sliding manner through a dovetail groove guide rail; the X-axis motor 220 is mounted on an X-axis motor bracket; the X-axis adjusting teeth 230 are horizontally arranged, stand on the X-axis base 210, and are meshed with a gear at the output end of the X-axis motor 220; the Y-axis motor bracket 240 is used to cooperate with the Y-axis adjusting module 300;
further, the Y-axis adjusting module 300 includes a Y-axis base 310, a Y-axis motor 320, and Y-axis adjusting teeth 330; one end of the Y-axis base 310 is longitudinally and slidably arranged at the other end of the X-axis base 210 through a dovetail groove guide rail; the Y-axis adjusting teeth 330 are vertically disposed on the Y-axis base 310, the Y-axis motor 320 is fixed on the Y-axis motor support 240, and a gear at an output end of the Y-axis motor 320 is meshed with the Y-axis adjusting teeth 330; the other end of the Y-axis base 310 is fixedly connected with a Z-axis adjusting module 400;
further, the Z-axis adjusting module 400 includes a Z-axis base 410, a Z-axis motor 420, a Z-axis adjusting ring 430, and a linear guide 440; the Z-axis adjusting ring 430 is rotatably installed at the end part of the Z-axis base 410, the inner ring wall of the Z-axis adjusting ring 430 is in threaded connection with the sensor bracket 500, and the outer ring of the Z-axis adjusting ring 430 is provided with a rack; the Z-axis motor 420 is fixed on the side of the Z-axis base 410, and a gear at the output end of the Z-axis motor 420 is meshed with a rack on the outer ring of the Z-axis adjusting ring 430.
Further, the sensor bracket 500 is sleeved on the linear guide rail 440, and the outer ring of the sensor bracket 500 is provided with threads matched with the Z-axis adjusting ring 430;
in the implementation process of this embodiment, the X-axis base 210 is connected to the lens body 100 through a dovetail rail, and can slide left and right, the X-axis motor 220 is fixed on the lens body 100, the X-axis adjusting teeth 230 are fixed on the X-axis base 210, and the gear of the X-axis motor 220 is connected to the X-axis adjusting teeth 230 through meshing. The X-axis motor 220 is driven to rotate forward or backward, the gear is driven to rotate forward or backward, the rotation of the gear drives the X-axis adjusting teeth 230 to move leftwards or rightwards, the leftwards or rightwards movement of the X-axis adjusting teeth 230 drives the X-axis base 210 to move leftwards or rightwards on the lens main body 100, the leftwards or rightwards movement of the X-axis base 210 drives the Y-axis base 310 and the Z-axis base 410 to synchronously move leftwards or rightwards, and the X-axis motor 220 has a self-locking function when stopped.
The Y-axis base 310 is connected with the X-axis base 210 through a dovetail groove guide rail and can slide up and down, the Y-axis motor 320 is fixed on the X-axis base 210, the Y-axis adjusting teeth 330 are fixed on the Y-axis base 310, and gears on the rotating shafts of the Y-axis motor 320 are connected with the Y-axis adjusting teeth 330 through meshing. The Y-axis motor 320 is driven to rotate forward or backward, the gear is driven to rotate forward or backward, the rotation of the gear drives the Y-axis adjusting teeth 330 to move upwards or downwards, the upwards or downwards movement of the Y-axis adjusting teeth 330 drives the Y-axis base 310 to move upwards or downwards on the X-axis base 210, the upwards or downwards movement of the Y-axis base 310 drives the Z-axis base 410 to synchronously move upwards or downwards, and the Y-axis motor 320 has a self-locking function when stopped.
The Z-axis mount 410 is fixed on the Y-axis mount 310, the Z-axis motor 420 is fixed on the Z-axis mount 410, the sensor mount 500 is connected with the Z-axis mount 410 through a linear guide rail, and can slide back and forth, the Z-axis adjusting ring 430 is engaged with the sensor mount 500 through threads, and meanwhile, the Z-axis mount 410 restricts the Z-axis adjusting ring 430 from moving back and forth, and only can rotate with the central axes of the Z-axis mount 410 and the sensor mount 500, the gear of the Z-axis motor 420 is connected with the Z-axis adjusting ring 430 through engagement, and the image sensor board 600 is fixed on the sensor mount 500. The Z-axis motor 420 is driven to rotate forward or backward, the gear 12 is driven to rotate forward or backward, the rotation of the gear 12 drives the Z-axis adjusting ring 430 to rotate backward or forward, the Z-axis adjusting ring 430 rotates backward or forward to drive the sensor support 500 to move forward or backward, the forward or backward movement of the sensor support 500 drives the image sensor plate 600 to move forward or backward synchronously, and the Z-axis motor 420 stops with a self-locking function.
In the working process, the method is suitable for video terminal equipment, such as a large-scale tripod head, a ball table, a ball machine and the like, and has the advantages of wide monitoring range, long monitoring distance and high monitoring precision requirement; in the zooming process of the lens in the device, deviation exists in the optical axis, particularly in the long-focus lens or the ultra-long-focus lens, the deviation of the optical axis is larger, namely the center point of the picture at the wide angle is not the same object scene with the center point of the picture at the minimum angle, the image source of the center point is deviated or the deviation is larger, the intelligent algorithm can be influenced, and the optical axis of the lens needs to be adjusted at this time, namely the X axis, the Y axis and the Z axis are adjusted. When the X-axis base 210 moves leftwards or rightwards, the X-axis base 210 drives the Y-axis base 310 and the Z-axis base 410 to synchronously move leftwards or rightwards; when the Y-axis base 310 moves upward or downward, the Y-axis base 310 drives the Z-axis base 410 to move upward or downward synchronously. The center point of the picture at the wide angle and the center point of the picture at the minimum angle are the same object scene, and the image source of the center point has no deviation, thereby achieving the adjustment of the optical axis of the lens. During zooming, or after zooming is stopped, the image is hazy and blurred, and unclear, which also affects the intelligent algorithm, and at this time, the position of the image sensor board 600 needs to be adjusted, i.e. the Z-axis is adjusted. When the Z-axis base 410 moves forward or backward, the Z-axis base 410 drives the image sensor board 600 to move forward or backward synchronously, so that the picture is clear and vivid, and the position of the image sensor is adjusted.
The utility model can reduce the requirement of lens manufacturing process, reduce the cost of the lens, and mainly can adjust the optical axis simply and conveniently by remote operation, anytime and anywhere, has quick aging, uninterrupted equipment work, saves the cost of running field maintenance, and even saves the cost of disassembling equipment to return to factories for adjustment for equipment installed in remote mountain areas, forests, mountains and other areas.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the scope of the utility model as defined in the accompanying claims.
Claims (5)
1. The adjusting mechanism for the positions of the optical axis of the lens and the image sensor comprises a lens main body (100), a sensor bracket (500) and an image sensor (600), and is characterized by comprising a connecting ring (110) arranged at the tail end of the lens main body (100), wherein the connecting ring (110) is connected with an X-axis adjusting module (200) through a dovetail groove guide rail, the other end of the X-axis adjusting module (200) is connected with a Y-axis adjusting module (300) through a dovetail groove guide rail, the other end of the Y-axis adjusting module (300) is fixedly provided with a Z-axis adjusting module (400), and the sensor bracket (500) is arranged at the tail end of the Z-axis adjusting module (400) through a linear guide rail (440); the image sensor (600) is mounted on a sensor holder (500);
the X-axis adjusting module (200), the Y-axis adjusting module (300) and the Z-axis adjusting module (400) are respectively provided with a stepping motor, and the output end of the stepping motor is provided with a gear for transmission driving; the stepper motor and the image sensor (600) are both connected to external control signals.
2. The adjusting mechanism for the optical axis of the lens and the position of the image sensor according to claim 1, wherein an X-axis motor bracket (120) is provided on the connecting ring (110), and the X-axis adjusting module (200) includes an X-axis base (210), an X-axis motor (220), an X-axis adjusting tooth (230), and a Y-axis motor bracket (240); the X-axis base (210) is transversely arranged on the connecting ring (110) in a sliding manner through a dovetail groove guide rail; the X-axis motor (220) is arranged on the X-axis motor bracket; the X-axis adjusting teeth (230) are horizontal, are vertically arranged on the X-axis base (210) and are meshed with a gear at the output end of the X-axis motor (220); the Y-axis motor support (240) is used for being matched with the Y-axis adjusting module (300).
3. An adjustment mechanism for lens optical axis and image sensor position according to claim 2, wherein the Y-axis adjustment module (300) comprises a Y-axis base (310), a Y-axis motor (320) and Y-axis adjustment teeth (330); one end of the Y-axis base (310) is longitudinally arranged at the other end of the X-axis base (210) in a sliding manner through a dovetail groove guide rail; the Y-axis adjusting teeth (330) are vertically arranged on the Y-axis base (310), the Y-axis motor (320) is fixed on the Y-axis motor bracket (240), and a gear at the output end of the Y-axis motor (320) is meshed with the Y-axis adjusting teeth (330); the other end of the Y-axis base (310) is fixedly connected with a Z-axis adjusting module (400).
4. A mechanism for adjusting the position of a lens optical axis and an image sensor according to claim 3, wherein the Z-axis adjustment module (400) comprises a Z-axis base (410), a Z-axis motor (420), a Z-axis adjustment ring (430) and a linear guide (440); the Z-axis adjusting ring (430) is rotatably arranged at the end part of the Z-axis base (410), the inner ring wall of the Z-axis adjusting ring (430) is in threaded connection with the sensor bracket (500), and a rack is arranged on the outer ring of the Z-axis adjusting ring (430); the Z-axis motor (420) is fixed on the side of the Z-axis base (410), and a gear at the output end of the Z-axis motor (420) is meshed with a rack on the outer ring of the Z-axis adjusting ring (430).
5. The adjusting mechanism for the optical axis of the lens and the position of the image sensor according to claim 4, wherein the sensor support (500) is mounted on the linear guide rail (440) in a sleeved mode, and the outer ring of the sensor support (500) is provided with threads matched with the Z-axis adjusting ring (430).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223518661.2U CN219420887U (en) | 2022-12-28 | 2022-12-28 | Adjusting mechanism for lens optical axis and image sensor position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223518661.2U CN219420887U (en) | 2022-12-28 | 2022-12-28 | Adjusting mechanism for lens optical axis and image sensor position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219420887U true CN219420887U (en) | 2023-07-25 |
Family
ID=87235647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223518661.2U Active CN219420887U (en) | 2022-12-28 | 2022-12-28 | Adjusting mechanism for lens optical axis and image sensor position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219420887U (en) |
-
2022
- 2022-12-28 CN CN202223518661.2U patent/CN219420887U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100468248C (en) | Binocular active vision monitor suitable for precision machining | |
| CN203661165U (en) | Multi freedom degree binocular stereo vision device | |
| CN202330837U (en) | Automatic continuous zoom lens | |
| CN219420887U (en) | Adjusting mechanism for lens optical axis and image sensor position | |
| CN211040217U (en) | Multidimensional adjusting device for camera | |
| CN111486305B (en) | CCD industrial camera multi-view transmission mechanism applied to AOI detection | |
| CN207471462U (en) | Lamp cap focusing amplifier module disassembly and assembly structure | |
| CN116243542B (en) | Projector with automatic obstacle avoidance function | |
| CN211589356U (en) | Orthogonal linear motor platform | |
| CN112917026A (en) | Laser cutting device with visual identification system | |
| CN108234864A (en) | A kind of high stability minimizes thermal infrared imager visual field switching mechanism | |
| CN115835004A (en) | Method and mechanism for adjusting positions of lens optical axis and image sensor | |
| CN200955648Y (en) | Outdoor pan-and-tilt | |
| CN210927779U (en) | Industry expands drawing frame of engineering drawing discernment | |
| CN213023897U (en) | Mobile control assembly, optical filter switcher and camera device | |
| CN210444751U (en) | Novel plug-in module | |
| CN201629795U (en) | Non-orthogonal image acquisition mechanism | |
| CN211028500U (en) | Paraxial wire feeder and additive manufacturing system | |
| CN110757426B (en) | Engine cylinder cover turnover device | |
| CN209856672U (en) | Electric control holder with electromagnetic damping system | |
| CN216032516U (en) | Single-belt COVXZ motion polar coordinate 3D printer | |
| CN211982006U (en) | Security monitoring device based on system integration network technology | |
| CN212918053U (en) | Automatic continuous zoom beam expander device and laser processing equipment | |
| CN216485737U (en) | Compact lockable built-in double-motor automatic zoom lens | |
| CN212460292U (en) | Projector lens displacement adjusting mechanism and projector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |