CN216770983U

CN216770983U - Micro-distance camera focusing detection device

Info

Publication number: CN216770983U
Application number: CN202123158414.1U
Authority: CN
Inventors: 陈猛; 李列宇
Original assignee: Shenzhen Juxinwei Electronics Co ltd
Current assignee: Shenzhen Juxinwei Electronics Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-06-17
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a focusing detection device of a micro-distance camera, which comprises a fixed platform and a camera mounting rack, wherein a fixed support is fixedly arranged at the central position of the upper surface of the fixed platform, the camera mounting rack is rotatably arranged in the fixed support, focusing assemblies are arranged on the annular equidistant array of the upper surface of the fixed platform, a clamping plate rack is fixedly arranged on the upper surface of a supporting plate, the focal lengths of lenses in the camera can be selected differently according to requirements, the focal length accuracy of the lenses has higher requirement, otherwise, the definition of the camera can be influenced, the utility model provides the fixed platform, a group of clamping assemblies aiming at the camera are rotatably arranged on the fixed platform, the camera is driven to rotate by electricity, at least four groups of focusing assemblies are arranged on the periphery of the clamping assemblies of the camera, the camera is used as a light source, and the distance between the focusing assemblies and the light source is changed by driving a screw rod, the position can be conveniently adjusted according to different lenses, and the adjustment range of focusing detection is enlarged.

Description

Micro-distance camera focusing detection device

Technical Field

The utility model belongs to the technical field of cameras, and particularly relates to a device for detecting the focusing of a macro camera.

Background

The camera is also called a computer camera, a computer eye, an electronic eye and the like, is a video input device, and is widely applied to aspects such as video conferences, telemedicine, real-time monitoring and the like. The focal length of lens in the camera can have different selections as required, and the focal length accuracy requirement of these lenses is higher, otherwise will influence the definition of camera.

The focusing device in the prior art has a small manual focusing detection mode and also has a mechanical automatic detection device. In small-scale production and processing, the distance needs to be manually measured and the lenses need to be clamped and arranged when the small-scale lenses are detected, the use is not convenient and flexible enough, and the mobility of the device is poor; the single clamping plate and the back plate are adopted for focusing detection, and the detection precision is not accurate enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a macro camera focusing detection device, which is convenient for adjusting positions according to different lenses, enlarges the adjustment range of focusing detection without consuming manpower and simultaneously improves the detection precision so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a micro-distance camera focusing detection device comprises a fixed platform, a supporting part and a camera mounting rack, wherein a fixed support is fixedly mounted at the center position of the upper surface of the fixed platform, the camera mounting rack is rotatably mounted in the fixed support, a focusing assembly is arranged on the annular equidistant array of the upper surface of the fixed platform, the focusing assembly comprises a clamping plate frame, a supporting plate and a back plate, the clamping plate frame is slidably mounted in the fixed platform, the back plate is slidably mounted in the supporting plate, and the clamping plate frame is fixedly mounted on the upper surface of the supporting plate;

the camera mounting bracket upper surface symmetry is provided with two sets of elastic splint, elastic splint one side is provided with the spring, the spring is kept away from elastic splint one end fixed mounting and is had the fixed plate, the recess that matches with the camera is seted up to elastic splint one side.

Preferably, the bottom of the supporting plate is fixedly connected with a vertical plate, the vertical plate is slidably mounted in a fixed platform, and a guide groove is formed in the fixed platform at the sliding position of the vertical plate.

Preferably, a left-handed screw rod and a right-handed screw rod penetrate through the symmetrical two groups of vertical plates in a threaded connection mode respectively, one ends of the left-handed screw rod and the right-handed screw rod are rotatably connected with a supporting part, and the other ends of the left-handed screw rod and the right-handed screw rod are fixedly connected with a first motor.

Preferably, the camera mounting frame bottom fixed mounting has the connecting axle, connecting axle fixed mounting has the axle sleeve, the axle sleeve rotates through the bearing to be installed in the fixed bolster.

Preferably, the outer wall of the shaft sleeve is fixedly provided with a first synchronous belt pulley, one side of the bottom surface of the fixed support is fixedly provided with a second motor, an output shaft end of the second motor is fixedly provided with a second synchronous belt pulley, and the first synchronous belt pulley is in transmission connection with the second synchronous belt pulley.

Preferably, the upper surface of the supporting plate is fixedly provided with an adjusting block at one side of the back plate, the adjusting block is in threaded connection with an adjusting rod, and one end of the adjusting rod is rotatably arranged in the back plate.

Preferably, a slot is formed in the clamping plate frame, the clamping plate is inserted in the slot, a locking bolt is connected to the top of the clamping plate frame in a threaded manner, and the locking bolt penetrates through the clamping plate frame and extends into the slot.

Preferably, the camera mounting bracket upper surface symmetry has seted up the spacing groove, the elasticity splint bottom be provided with spacing groove sliding fit's stopper.

Preferably, the supporting member includes a first supporting plate and a second supporting plate, the first supporting plate is higher than the second supporting plate, and both the first supporting plate and the second supporting plate are fixedly mounted on the upper surface of the fixed platform.

Compared with the prior art, the utility model has the beneficial effects that:

1. the camera comprises a fixed platform, a group of clamping components for a camera is rotatably mounted on the fixed platform, the camera is driven to rotate by electricity, at least four groups of focusing components are arranged on the periphery of the clamping components of the camera, the camera is used as a light source, the distance between the focusing components and the light source is changed by driving a screw rod, the position can be conveniently adjusted according to different lenses, and the adjusting range of focusing detection is enlarged;

2. set up the multiunit simultaneously and focus the subassembly on fixed platform, the cooperation rotates the camera mounting bracket that sets up, focuses the detection to different cardboard, backplate simultaneously, need not to consume the artificial improvement simultaneously and detects the precision.

Drawings

FIG. 1 is a schematic sectional front view of the present invention;

FIG. 2 is a partial perspective view of the present invention;

fig. 3 is a schematic top view of the present invention.

In the figure: 1. a fixed platform; 2. a camera mounting bracket; 201. an elastic splint; 202. a spring; 203. A fixing plate; 204. a groove; 3. fixing a bracket; 4. a focusing assembly; 401. a card board frame; 402. a support plate; 403. a back plate; 5. a vertical plate; 6. a guide groove; 7. a left-handed screw rod; 8. a lead screw is rotated rightwards; 9. a first motor; 10. a connecting shaft; 11. a shaft sleeve; 12. a second motor; 13. an adjusting block; 14. adjusting a rod; 15. a slot; 16. a limiting groove; 17. a support member; 1701. a first support plate; 1702. a second support plate; 18. and (4) clamping the board.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a detection device that focuses of microspur camera, includes fixed platform 1, supporting component 17 and

camera mounting bracket

2, 2 upper surface symmetries of camera mounting bracket are provided with two sets of elastic splint 201, elastic splint 201 one side is provided with spring 202, spring 202 is kept away from elastic splint 201 one end fixed mounting and is had fixed plate 203, the recess 204 that matches with the camera is seted up to elastic splint 201 one side, spacing groove 16 has been seted up to 2 upper surface symmetries of camera mounting bracket, elastic splint 201 bottom be provided with 16 sliding fit's of spacing groove stopper, utilize the camera of elastic splint 201 clamping part with the specification, utilize recess 204 to match the camera completely, the parcel nature is good, makes the camera centre gripping stable.

Fixed platform 1 upper surface position fixed mounting placed in the middle has fixed bolster 3, camera mounting bracket 2 rotates and installs in

fixed bolster

3, 2 bottom fixed mounting of camera mounting bracket has connecting axle 10, connecting axle 10 fixed mounting has axle sleeve 11, axle sleeve 11 passes through the bearing and rotates and install in fixed bolster 3, axle sleeve 11 outer wall fixed mounting has first synchronous pulley, 3 bottom surface one side fixed mounting of fixed bolster has second motor 12, the output shaft fixed mounting of second motor 12 has second synchronous pulley, first synchronous pulley and second synchronous pulley transmission are connected, and during the use, to the subassembly 4 of focusing of different positions, utilize second motor 12 drive synchronous pulley, drive camera mounting bracket 2 and rotate, focus repeatedly, guarantee to detect the precision.

The focusing assembly 4 is annularly and equidistantly arranged on the upper surface of the fixed platform 1, the focusing assembly 4 comprises a clamping plate frame 401, a supporting plate 402 and a back plate 403, the clamping plate frame 401 is slidably mounted in the fixed platform 1, the back plate 403 is slidably mounted in the supporting plate 402, the clamping plate frame 401 is fixedly mounted on the upper surface of the supporting plate 402, the bottom of the supporting plate 402 is fixedly connected with a vertical plate 5, the vertical plate 5 is slidably mounted in the fixed platform 1, a guide groove 6 is formed in the fixed platform 1 at the sliding position of the vertical plate 5, two symmetrical groups of vertical plates 5 are respectively in threaded connection and penetrate through a left screw rod 7 and a right screw rod 8, one ends of the left screw rod 7 and the right screw rod 8 are respectively and rotatably connected with a supporting part 17, the supporting part 17 comprises a first supporting plate 1701 and a second supporting plate 1702, the first supporting plate 1701 is higher than the second supporting plate 1702, the first supporting plate 1701 and the second supporting plate 1702 are both fixedly mounted on the upper surface of the fixed platform 1, the utility model discloses a set up the quick adjustment, including levogyration lead screw 7 and dextrorotation lead screw 8, the riser 5 of drive relative position, be close to camera (light source) simultaneously, thereby realize quick adjustment, save the manual work, because levogyration lead screw 7 and dextrorotation lead screw 8 interconnect, consequently need set up not co-altitude first backup pad 1701 and second backup pad 1702, avoid the first motor 9 mounted position of different positions to produce and interfere.

An adjusting block 13 is fixedly mounted on one side, located on the back plate 403, of the upper surface of the supporting plate 402, an adjusting rod 14 is connected to the adjusting block 13 in a threaded manner, one end of the adjusting rod 14 is rotatably mounted in the back plate 403, the adjusting block 13 and the adjusting rod 14 are utilized to adjust the distance between the back plate 403 and the clamping plate 18, the adjusting range is increased, and the adjusting range of the whole connecting structure is ensured; the interior slot 15 that has seted up of cardboard frame 401, it has cardboard 18 to peg graft in the slot 15, cardboard frame 401 top threaded connection has a locking bolt, locking bolt runs through in cardboard frame 401 and extends to slot 15, sets up cardboard frame 401 that has slot 15, and the cardboard 18 of being convenient for long-term the use is convenient for change.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a detection device is focused to macro camera, includes fixed platform (1), supporting part (17) and camera mounting bracket (2), its characterized in that: the focusing device is characterized in that a fixing support (3) is fixedly installed at the central position of the upper surface of the fixing platform (1), the camera mounting rack (2) is rotatably installed in the fixing support (3), the focusing assemblies (4) are annularly and equidistantly arranged on the upper surface of the fixing platform (1), each focusing assembly (4) comprises a clamping plate frame (401), a supporting plate (402) and a back plate (403), the clamping plate frames (401) are slidably installed in the fixing platform (1), the back plates (403) are slidably installed in the supporting plates (402), and the clamping plate frames (401) are fixedly installed on the upper surface of the supporting plate (402);

camera mounting bracket (2) upper surface symmetry is provided with two sets of elastic splint (201), elastic splint (201) one side is provided with spring (202), elastic splint (201) one end fixed mounting is kept away from in spring (202) has fixed plate (203), recess (204) that match with the camera are seted up to elastic splint (201) one side.

2. The focusing detection device for the macro camera according to claim 1, wherein: the bottom of the supporting plate (402) is fixedly connected with a vertical plate (5), the vertical plate (5) is slidably mounted in the fixed platform (1), and a guide groove (6) is formed in the fixed platform (1) at the sliding position of the vertical plate (5).

3. The focus detection device of a macro camera according to claim 2, wherein: the vertical plates (5) are connected with each other through threads and penetrated by a left-handed screw rod (7) and a right-handed screw rod (8), the left-handed screw rod (7) and the right-handed screw rod (8) are connected with a supporting part (17) in a rotating mode, and the other ends of the left-handed screw rod (7) and the right-handed screw rod (8) are fixedly connected with a first motor (9).

4. The focus detection device of a macro camera according to claim 1, wherein: camera mounting bracket (2) bottom fixed mounting has connecting axle (10), connecting axle (10) fixed mounting has axle sleeve (11), axle sleeve (11) rotate through the bearing and install in fixed bolster (3).

5. The device for detecting focusing of macro camera according to claim 4, wherein: the outer wall of the shaft sleeve (11) is fixedly provided with a first synchronous belt pulley, one side of the bottom surface of the fixed support (3) is fixedly provided with a second motor (12), an output shaft end of the second motor (12) is fixedly provided with a second synchronous belt pulley, and the first synchronous belt pulley is in transmission connection with the second synchronous belt pulley.

6. The focus detection device of a macro camera according to claim 1, wherein: the upper surface of the supporting plate (402) is fixedly provided with an adjusting block (13) on one side of the back plate (403), the adjusting block (13) is internally threaded with an adjusting rod (14), and one end of the adjusting rod (14) is rotatably arranged in the back plate (403).

7. The focus detection device of a macro camera according to claim 1, wherein: slot (15) have been seted up in cardboard frame (401), it has cardboard (18) to peg graft in slot (15), cardboard frame (401) top threaded connection has locking bolt, locking bolt runs through in cardboard frame (401) and extend to in slot (15).

8. The focus detection device of a macro camera according to claim 1, wherein: limiting grooves (16) are symmetrically formed in the upper surface of the camera mounting frame (2), and limiting blocks in sliding fit with the limiting grooves (16) are arranged at the bottoms of the elastic clamping plates (201).

9. The focusing detection device for the macro camera according to claim 1, wherein: the supporting part (17) comprises a first supporting plate (1701) and a second supporting plate (1702), the first supporting plate (1701) is higher than the second supporting plate (1702), and the first supporting plate (1701) and the second supporting plate (1702) are fixedly arranged on the upper surface of the fixed platform (1).