Automatic focusing light source structure of multi-view camera

Abstract

The utility model relates to an automatic focusing light source structure of a multi-view camera, which comprises a platform plate and a rotating table arranged at the top of the platform plate, the automatic focusing assembly is arranged at the top of the platform plate and used for focusing a multi-view camera, the driving motor is arranged at the bottom of the platform plate, the output end of the driving motor penetrates through the top of the platform plate and is installed at the bottom of a rotating table, the driving motor drives the rotating table to rotate, and a plurality of supporting columns at the bottom of the rotating table rotate in a fixing ring base; the balls at the bottoms of the supporting columns can make contact with the interior of the fixing ring base, rolling adjustment of the balls in the circular grooves is achieved, oil is injected into an oil supplementing pipe and immersed in oil absorption cotton to be stored, when the oil supplementing pipe is inclined, lubricating oil flows into the fixing ring base, the balls make contact with the lubricating oil continuously to be lubricated, and continuous rotating adjustment of the platform is avoided; if the resistance during rotation is large, the service life of the motor is affected.

Description

Technical Field

[0001] The utility model relates to the technical field of camera assembly equipment, in particular to an automatic focusing light source structure for multi-cameras. Background Art

[0002] Use binocular or even multi-cameras. Currently, AA focusing of binocular or even multi-cameras requires multiple different AA focusing environments or focusing of a single camera first. In the prior art, a professional automatic focusing detection machine is used to focus the multi-camera. When the multi-camera is automatically focused, the platform is constantly rotated and adjusted. If the resistance during rotation is large, the service life of the motor is affected. At the same time, the wear between the equipment is large, and the rotation accuracy of the platform is not enough.

[0003] For example, the authorized patent document with application number 202320310495.2 discloses a multi-eye camera automatic focusing light source structure, which includes a picture card assembly and a light tube assembly, the picture card assembly includes a plane picture card and a picture card lifting assembly, the plane picture card is suspended above the light tube assembly through the picture card lifting assembly, the light tube assembly includes a light tube adjustment assembly and multiple light tubes, the multiple light tubes are gathered or separated from each other through the light tube adjustment assembly, and the output ends of the multiple light tubes when gathered are located on the same spherical surface. The utility model can automatically adjust the light source structure according to the different lenses of the multi-eye camera, switch different optical environments, meet the multiple optical environments required for the automatic focusing of the multi-eye camera, improve the production efficiency of the multi-eye camera, and reduce production costs.

[0004] The above patent has the problem of continuous rotation and adjustment of the platform. If the resistance during rotation is large, the service life of the motor will be affected. At the same time, the wear between the devices is large and the rotation accuracy of the platform is not enough. Therefore, we need to provide a multi-camera automatic focusing light source structure. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-camera automatic focusing light source structure, which drives the rotating table to rotate by driving a motor, and multiple support columns at the bottom of the rotating table rotate in a fixed ring seat, and the balls at the bottom of the support columns will contact the inside of the fixed ring seat to realize the rolling adjustment of the balls in the circular grooves, and the oil is injected into the oil supply pipe, and the oil is immersed in the oil-absorbing cotton for preservation. When the oil supply pipe is inclined, the lubricating oil will flow into the fixed ring seat, and the balls will continuously contact the lubricating oil for lubrication, thereby avoiding the platform from being continuously rotated and adjusted. If the resistance during rotation is large, the service life of the motor is affected, and at the same time, the wear between the equipment is large, and the rotation accuracy of the platform is insufficient, thereby solving the problems raised in the above-mentioned background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a multi-camera automatic focusing light source structure, comprising:

[0007] A platform plate, and a rotating table arranged on the top of the platform plate;

[0008] An automatic focusing component disposed on the top of the platform plate for focusing of a multi-camera;

[0009] A driving motor is arranged at the bottom of the platform plate, wherein the output end of the driving motor passes through the top of the platform plate and is installed at the bottom of the rotating table;

[0010] A sliding mechanism disposed on the top of the platform plate for reducing friction when the rotating table rotates;

[0011] The sliding mechanism includes a fixed ring seat, an oil replenishing part, a support column, a circular groove and a ball. The fixed ring seat is fixedly installed on the top of the platform plate, and multiple support columns are installed at the bottom of the rotating table. The bottoms of the multiple support columns are all provided with circular grooves, and balls are rotatably installed inside the circular grooves. The multiple support columns are movably sleeved in the annular groove on the top of the fixed ring seat, and an oil replenishing part for ball lubrication is installed on one side of the fixed ring seat.

[0012] Preferably, the oil supply component includes an oil supply pipe, oil absorption cotton and a sealing cover, one side of the fixed ring seat is connected to the oil supply pipe, the inside of the oil supply pipe is installed with oil absorption cotton, and the top of the oil supply pipe is threadedly installed with a sealing cover.

[0013] Preferably, a plurality of strip-shaped protrusions are integrally processed on the surface of the sealing cover, and a strip-shaped window is installed inside the oil replenishing pipe.

[0014] Preferably, a sealing top ring is fixedly mounted on the surface of the plurality of support columns, and the sealing top ring is arranged on the top of the fixed ring seat.

[0015] Preferably, an annular guide rail is provided inside the fixed ring seat, and the bottom of the ball is in contact with the annular guide rail.

[0016] Preferably, the autofocus assembly includes a fixed module, a CCD positioning lens, a large aperture lens module, a CCD lens height measurement module, a circular dispensing module and a light curing module, and a controller for controlling the autofocus assembly is installed on one side of the platform plate.

[0017] Preferably, a reinforcement piece is installed on the surface of the driving motor, and the top of the reinforcement piece is fixedly installed on the bottom of the platform plate.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The utility model drives the motor to drive the rotating table to rotate, and multiple support columns at the bottom of the rotating table rotate in the fixed ring seat, and the balls at the bottom of the support columns will contact the inside of the fixed ring seat to realize the rolling adjustment of the balls in the circular grooves. By injecting oil into the oil supply pipe, the oil is immersed in the oil-absorbing cotton for preservation. When the oil supply pipe is inclined, the lubricating oil will flow into the fixed ring seat, and the balls will continuously contact the lubricating oil for lubrication, thereby avoiding the platform from rotating and adjusting continuously. If the resistance during rotation is large, the service life of the motor is affected, and at the same time, the wear between the equipment is large, and the accuracy of the platform rotation is insufficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a three-dimensional bottom view of the local structure of the utility model;

[0022] Figure 3 It is a three-dimensional diagram of the sealing top ring of the utility model;

[0023] Figure 4 It is a three-dimensional diagram of the fixed ring seat of the utility model;

[0024] Figure 5 It is a three-dimensional exploded view of the oil replenishing part of the utility model.

[0025] In the figure: 1. platform plate; 2. rotating table; 3. autofocus assembly; 31. fixed module; 32. CCD positioning lens; 33. large aperture lens module; 34. CCD lens height measurement; 35. circular dispensing module; 36. light curing module; 4. driving motor; 5. sliding mechanism; 51. fixed ring seat; 52. support column; 53. circular groove; 54. ball bearing; 50. oil replenishing part; 501. oil replenishing pipe; 502. oil absorbing cotton; 503. sealing cover; 6. strip convex part; 7. strip window; 8. sealing top ring; 9. annular guide rail; 10. reinforcement. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5 The utility model provides a technical solution: a multi-camera automatic focusing light source structure, comprising:

[0028] A platform plate 1, and a rotating platform 2 arranged on the top of the platform plate 1;

[0029] An automatic focusing component 3 arranged on the top of the platform plate 1 for focusing of a multi-camera;

[0030] A driving motor 4 is arranged at the bottom of the platform plate 1, and an output end of the driving motor 4 passes through the top of the platform plate 1 and is installed at the bottom of the rotating table 2;

[0031] A sliding mechanism 5 is arranged on the top of the platform plate 1 and is used to reduce friction when the rotating table 2 rotates;

[0032] The sliding mechanism 5 includes a fixed ring seat 51, an oil replenishing part 50, a support column 52, a circular groove 53 and a ball 54. The fixed ring seat 51 is fixedly installed on the top of the platform plate 1, and multiple support columns 52 are installed at the bottom of the rotating table 2. The bottoms of the multiple support columns 52 are all provided with circular grooves 53, and the inner part of the circular groove 53 is rotatably installed with ball 54. The multiple support columns 52 are movably connected to the annular groove on the top of the fixed ring seat 51, and an oil replenishing part 50 for lubricating the ball 54 is installed on one side of the fixed ring seat 51.

[0033] The oil supply member 50 includes an oil supply pipe 501, oil absorbing cotton 502 and a sealing cap 503. One side of the fixed ring seat 51 is connected with the oil supply pipe 501, the oil absorbing cotton 502 is installed inside the oil supply pipe 501, and the sealing cap 503 is threadedly installed on the top of the oil supply pipe 501.

[0034] In this embodiment, the driving motor 4 drives the rotating table 2 to rotate, and the multiple support columns 52 at the bottom of the rotating table 2 rotate in the fixed ring seat 51, and the ball 54 at the bottom of the support column 52 will contact the inside of the fixed ring seat 51, so that the ball 54 can roll and adjust in the circular groove 53. By injecting oil into the oil supply pipe 501, the oil is immersed in the oil-absorbing cotton 502 for preservation. When the oil supply pipe 501 is tilted, the lubricating oil will flow into the fixed ring seat 51, and the ball 54 is constantly in contact with the lubricating oil for lubrication.

[0035] The surface of the sealing cover 503 is integrally processed with a plurality of strip-shaped protrusions 6, and a strip-shaped window 7 is installed inside the oil replenishing pipe 501;

[0036] Specifically, a strip-shaped protrusion 6 is provided on the surface of the sealing cover 503 to reduce friction during the rotation of the sealing cover 503 , and a strip-shaped window 7 is provided to facilitate observation of the condition in the oil replenishing pipe 501 , so that lubricating oil can be replenished in time.

[0037] A sealing top ring 8 is fixedly mounted on the surface of the plurality of support columns 52, and the sealing top ring 8 is arranged on the top of the fixed ring seat 51;

[0038] Furthermore, a sealing top ring 8 is disposed on the top of the fixed ring seat 51 to reduce the entry of debris into the fixed ring seat 51 . The bottom of the sealing top ring 8 is longer to prevent dust from entering the fixed ring seat 51 .

[0039] The interior of the fixed ring seat 51 is provided with an annular guide rail 9, and the bottom of the ball 54 fits with the annular guide rail 9;

[0040] It should be noted that an annular guide rail 9 is provided in the fixed ring seat 51 for the balls 54 to slide, thereby enhancing the guiding property.

[0041] The autofocus assembly 3 includes a fixed module 31, a CCD positioning lens 32, a large aperture lens module 33, a CCD lens height measurement 34, a circumferential dispensing module 35 and a light curing module 36, and a controller for controlling the autofocus assembly 3 is installed on one side of the platform plate 1;

[0042] It should be noted that the fixed module 31 , the CCD positioning lens 32 , the large aperture lens module 33 , the CCD lens height measurement 34 , the circular dispensing module 35 and the light curing module 36 are controlled and adjusted by the controller.

[0043] A reinforcement member 10 is installed on the surface of the driving motor 4, and the top of the reinforcement member 10 is fixedly installed on the bottom of the platform plate 1;

[0044] Furthermore, a reinforcement member 10 is provided to reinforce the drive motor 4 and install it at the bottom of the platform plate 1 .

[0045] The device drives the motor 4 to drive the rotating table 2 to rotate, and the multiple support columns 52 at the bottom of the rotating table 2 rotate in the fixed ring seat 51, and the ball 54 at the bottom of the support column 52 will contact the inside of the fixed ring seat 51, so that the ball 54 can roll and adjust in the circular groove 53. By injecting oil into the oil replenishing pipe 501, the oil is immersed in the oil-absorbing cotton 502 for preservation. When the oil replenishing pipe 501 is tilted, the lubricating oil will flow into the fixed ring seat 51, and the ball 54 is constantly in contact with the lubricating oil for lubrication. The fixed module 31, CCD positioning lens 32, large aperture lens module 33, CCD lens height measurement 34, circular dispensing module 35 and light curing module 36 are controlled and adjusted by the controller.

[0046] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-camera automatic focusing light source structure, characterized in that: include: A platform plate (1), and a rotating platform (2) arranged on the top of the platform plate (1); An automatic focusing component (3) arranged on the top of the platform plate (1) and used for focusing of a multi-camera; A driving motor (4) is arranged at the bottom of the platform plate (1), wherein the output end of the driving motor (4) passes through the top of the platform plate (1) and is installed at the bottom of the rotating platform (2); A sliding mechanism (5) arranged on the top of the platform plate (1) for reducing friction when the rotating table (2) rotates; The sliding mechanism (5) comprises a fixed ring seat (51), an oil replenishing member (50), a support column (52), a circular groove (53) and a ball (54); the fixed ring seat (51) is fixedly mounted on the top of the platform plate (1); a plurality of support columns (52) are mounted on the bottom of the rotating platform (2); a circular groove (53) is formed at the bottom of each of the plurality of support columns (52); a ball (54) is rotatably mounted inside the circular groove (53); the plurality of support columns (52) are movably sleeved on the annular groove at the top of the fixed ring seat (51); and an oil replenishing member (50) for lubricating the ball (54) is mounted on one side of the fixed ring seat (51).

2. The multi-camera automatic focusing light source structure according to claim 1, characterized in that: The oil replenishing member (50) comprises an oil replenishing pipe (501), oil absorbing cotton (502) and a sealing cover (503); one side of the fixed ring seat (51) is connected to the oil replenishing pipe (501); the oil absorbing cotton (502) is installed inside the oil replenishing pipe (501); and the sealing cover (503) is threadedly installed on the top of the oil replenishing pipe (501).

3. The multi-camera automatic focusing light source structure according to claim 2, characterized in that: The surface of the sealing cover (503) is integrally processed with a plurality of strip-shaped protrusions (6), and a strip-shaped window (7) is installed inside the oil replenishing pipe (501).

4. The multi-camera automatic focusing light source structure according to claim 1, characterized in that: A sealing top ring (8) is fixedly mounted on the surface of the plurality of support columns (52), and the sealing top ring (8) is arranged on the top of the fixed ring seat (51).

5. The multi-camera automatic focusing light source structure according to claim 1, characterized in that: An annular guide rail (9) is provided inside the fixed ring seat (51), and the bottom of the ball (54) is in contact with the annular guide rail (9).

6. The multi-camera automatic focusing light source structure according to claim 1, characterized in that: The autofocus assembly (3) comprises a fixing module (31), a CCD positioning lens (32), a large aperture lens module (33), a CCD lens height measurement module (34), a circumferential dispensing module (35) and a light curing module (36), and a controller for controlling the autofocus assembly (3) is installed on one side of the platform plate (1).

7. The multi-camera automatic focusing light source structure according to claim 1, characterized in that: A reinforcing member (10) is installed on the surface of the driving motor (4), and the top of the reinforcing member (10) is fixedly installed on the bottom of the platform plate (1).

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