CN219530314U

CN219530314U - Position adjusting device

Info

Publication number: CN219530314U
Application number: CN202320449326.7U
Authority: CN
Inventors: 祝植松; 谭杰; 罗剑达
Original assignee: Shenzhen East Win Technology Co Ltd
Current assignee: Shenzhen East Win Technology Co Ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-15
Anticipated expiration: 2033-03-10

Abstract

The utility model relates to the technical field of photographing detection and discloses a position adjusting device, which comprises a camera position adjusting bracket; the camera position adjusting bracket comprises a first bracket component for adjusting the position of the camera body and a second bracket component for adjusting the position of the lens; the second bracket component comprises a frame for supporting the lens, the frame forms a through hole for the lens to pass through, four lens position fine adjustment screws are arranged on the frame in a circumferential array around the central line of the through hole, and one end of each lens position fine adjustment screw, which extends into the through hole, abuts against the lens; a frame is coupled to the first bracket assembly. The utility model can effectively maintain the detection precision of the camera.

Description

Position adjusting device

Technical Field

The utility model relates to the technical field of photographing detection, in particular to a position adjusting device.

Background

At present, a product defect is detected through a camera, wherein the camera comprises a camera body and a lens, and the lens is directly fixed on the camera body.

In the prior art, the lens of a part of cameras is large in size, and then the lens is easy to deviate in position relative to the camera body due to self gravity, so that photographing precision is reduced, and the precision of detection products is not improved.

In view of this, it is necessary to design a position adjustment device to ensure the detection accuracy of the camera.

Disclosure of Invention

The utility model aims to provide a position adjusting device, which is used for ensuring the detection precision of a camera.

To achieve the purpose, the utility model adopts the following technical scheme:

a position adjusting device comprises a camera position adjusting bracket;

the camera position adjusting bracket comprises a first bracket component for adjusting the position of the camera body and a second bracket component for adjusting the position of the lens;

the second bracket component comprises a frame for supporting the lens, the frame forms a through hole for the lens to pass through, four lens position fine adjustment screws are arranged on the frame in a circumferential array around the central line of the through hole, and one end of each lens position fine adjustment screw, which extends into the through hole, abuts against the lens;

the frame is connected with the first bracket component.

Optionally, the first bracket component comprises a fixed arm for installing the camera body, a rotating device connected with the fixed arm to drive the fixed arm to rotate, and an XY adjustment platform for driving the rotating device to move along a horizontal plane.

Optionally, the position adjusting device further comprises a fixing frame for supporting the XY adjustment platform, and the XY adjustment platform is mounted on the fixing frame.

Optionally, the second bracket assembly further comprises a support frame for supporting the frame;

the bottom plate of support frame and install riser on the bottom plate, the frame detachably installs on the riser.

Optionally, the frame is fixedly connected with the fixed arm, and the frame is located at a photographing end of the camera.

Optionally, the position adjustment device further comprises a prism position adjustment bracket;

the prism position adjusting support comprises a supporting plate, a rotary table and a clamping frame which is arranged on the rotary table and used for fixing the prism.

Optionally, the holder include with revolving stage fixed connection's rectangle diaxon picture frame and be used for compressing tightly the prism and fix the L shape fixed arm on the rectangle diaxon picture frame, the both ends of L shape fixed arm are all fixed through screw thread fine setting mounting on the rectangle diaxon picture frame.

Optionally, the position adjusting device further comprises a Z-direction lifting device for driving the supporting plate to lift in the vertical direction, and the supporting plate is installed on a telescopic shaft of the Z-direction lifting device.

Optionally, the position adjusting device further comprises a Y-axis sliding rail and a driving device; the Z-direction lifting device is slidably mounted on the Y-axis sliding rail, and the driving device is used for driving the Z-direction lifting device to move along the Y-axis sliding rail.

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

in this embodiment, the frame is connected to the first bracket component to complete fixation, a through hole for the lens to pass through is formed on the frame, four lens position trimming screws are circumferentially arranged on the frame around the center line of the through hole, one end of each lens position trimming screw extending into the through hole abuts against the lens to support the lens, and when the lens deflects due to self gravity, the lengths of the lens extending into the through hole from different lens position trimming screws can be adjusted to correct the position of the lens; in addition, the position of the camera body can be adjusted through the first bracket component, so that the position between the camera body and the lens is proper, the photographing detection effect of the camera is better, and the detection precision of the camera is ensured.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are therefore not intended to limit the scope of the utility model, since any modification, variation in proportions, or adjustment of the size, which would otherwise be used by those skilled in the art, would not have the essential significance of the present disclosure, would still fall within the scope of the present disclosure without affecting the efficacy or achievement of the present disclosure.

Fig. 1 is a schematic structural diagram of a position adjusting device according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a prism position adjusting bracket according to an embodiment of the present utility model;

fig. 3 is a schematic view of an installation structure of a first bracket assembly and a second bracket assembly according to an embodiment of the present utility model.

Illustration of: 1. a first bracket assembly; 11. a fixed arm; 12. a rotating device; 13. an XY adjustment stage; fixing 14 and fixing a frame; 2. a second bracket assembly; 21. a frame; 22. a bottom plate; 23. a riser; 201. a lens position fine adjustment screw; 3. a prism position adjusting bracket; 31. a support plate; 32. a rotary table; 33. a clamping frame; 331. rectangular two-axis mirror frame; 332. an L-shaped fixed arm; 333. a thread fine tuning fixing piece; .

Detailed Description

In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions in the embodiments of the present utility model are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements 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 utility model. It is noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

The embodiment of the utility model provides a position adjusting device which can well adjust the position of a lens, so that the relative position of a camera body and a camera is kept unchanged, and the detection precision of the camera is improved.

Referring to fig. 1 to 3, the position adjustment device includes a camera position adjustment bracket; the camera position adjusting bracket comprises a first bracket component 1 for adjusting the position of the camera body and a second bracket component 2 for adjusting the position of the lens; the second bracket component 2 comprises a frame 21 for supporting the lens, the frame 21 forms a through hole for the lens to pass through, four lens position fine adjustment screws 201 are arranged on the frame 21 in a circumferential array around the central line of the through hole, and one end of the lens position fine adjustment screw 201 extending into the through hole is abutted against the lens; the frame 21 is connected to the first bracket assembly 1.

In this embodiment, the position of the camera body is adjusted by the first bracket component 1, and the position of the lens is adjusted by the second bracket component 2, so that the relative position between the camera body and the lens is kept at a more proper position, the camera can well realize photographing detection, and the accuracy of photographing detection is ensured.

Specifically, the lens passes through the through hole, and the position of the lens in the through hole can be well adjusted by adjusting the lengths of the sections of the lens position fine adjustment screws 201 screwed into the through hole, and the lens position fine adjustment screws 201 can well support the lens, so that the lens is prevented from being excessively deflected.

Preferably, four lens position trimming screws 201 are provided at the top, bottom, left end and right end of the frame 21, respectively.

Alternatively, the first bracket assembly 1 includes a fixed arm 11 for mounting the camera body, a rotating device 12 connected to the fixed arm 11 to rotate the fixed arm 11, and an XY adjustment platform 13 for driving the rotating device 12 to move along a horizontal plane.

Specifically, by providing the fixed arm 11, the rotating device 12 and the XY adjustment platform 13, the position of the camera body can be well adjusted, so that the camera body can be positioned at a more suitable position for detection.

Optionally, the position adjusting device further includes a fixing frame 14 for supporting the XY adjustment stage 13, and the XY adjustment stage 13 is mounted on the fixing frame 14.

The rotating device 12 can drive the fixed arm 11 to rotate to a proper angle, and then the XY adjusting platform 13 adjusts the position of the rotating device 12 on the horizontal plane, so that the fixed arm 11 can extend into a proper position to detect products. The structure in this embodiment can adapt to the production line of multiple different specifications and detect the product, and application scope is great.

Optionally, the second bracket assembly 2 further comprises a support frame for supporting the frame 21; a bottom plate 22 of the support frame and a riser 23 mounted on the bottom plate 22, and the frame 21 is detachably mounted on the riser 23.

Wherein the bottom plate 22 serves as a support and the risers 23 serve to support the frame 21 such that the frame 21 is comprised in a highly suitable position. Preferably, the frame 21 is detachably mounted on the riser 23, and the position of the frame 21 is adjustable. In one particular embodiment, the frame 21 is removably secured to the riser by a threaded connection.

In another embodiment, the frame 21 is fixedly connected to the fixed arm 11, and the frame 21 is located at the photographing end of the camera to ensure that the lens is properly mounted.

Optionally, the position adjustment device further comprises a prism position adjustment bracket 3; the prism position adjusting bracket 3 includes a support plate 31, a rotation table 32, and a holder 33 mounted on the rotation table 32 to fix the prism.

Specifically, the rotation angle of the prism may be adjusted by the rotation table 32, so that the installation angle of the prism is appropriate. It should be noted that, compared with direct reflection imaging, indirect imaging by utilizing prism reflection can be suitable for more occasions, and is also beneficial to improving the detection precision. However, indirect imaging by prism reflection also faces the distortion effect of the lenses of the prism and the lens, and therefore, the distortion of the prism and the lens is made smaller by adjusting the position of the prism by the prism position adjusting bracket 3 to improve the photographing accuracy of the camera.

Alternatively, the clamping frame 33 includes a rectangular two-axis frame 331 fixedly connected to the rotary table 32, and an L-shaped fixing arm 332 for pressing and fixing the prism on the rectangular two-axis frame 331, and both ends of the L-shaped fixing arm 332 are fixed on the rectangular two-axis frame 331 by screw fine adjustment fixing members 333. The prism is disposed between the rectangular two-axis mirror frame 331 and the L-shaped fixing arm 332, and the rotation length of the screw fine adjustment fixing member 333 can be adjusted to provide the prism with a tilt or pitch state, and in general, the maximum tilt angle or pitch angle is ±4°. Preferably, the threaded fine adjustment fixtures 333 are provided in two, and the threaded fine adjustment fixtures 333 adjust the angle of tilting or pitching of the prism by rotation. The L-shaped fixing arm 332 has a through hole, the rod portion of the screw fine adjustment fixture 333 passes through the through hole, and the head diameter of the screw fine adjustment fixture 333 is smaller than the aperture of the through hole.

Optionally, the position adjusting device further includes a Z-direction lifting device for driving the support plate 31 to lift in a vertical direction, and the support plate 31 is mounted on a telescopic shaft of the Z-direction lifting device. The Z-direction elevating means may support the height of the plate 31 so that the prism is at a proper height.

Optionally, the position adjusting device further comprises a Y-axis sliding rail and a driving device; the Z-direction lifting device is slidably mounted on the Y-axis sliding rail, and the driving device is used for driving the Z-direction lifting device to move along the Y-axis sliding rail. The driving device drives the Z-direction lifting device to move along the Y-axis sliding rail so as to adjust the position of the prism. The extending direction of the Y-axis sliding rail is parallel to the horizontal plane.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A position adjustment device, characterized by comprising a camera position adjustment bracket;

the camera position adjusting bracket comprises a first bracket component (1) for adjusting the position of a camera body and a second bracket component (2) for adjusting the position of a lens;

the second bracket component (2) comprises a frame (21) for supporting the lens, the frame (21) forms a through hole for the lens to pass through, four lens position fine adjustment screws (201) are arranged on the frame (21) in a circumferential array around the central line of the through hole, and one end of each lens position fine adjustment screw (201) stretches into the through hole to prop against the lens;

the frame (21) is connected to the first bracket assembly (1).

2. The position adjusting device according to claim 1, wherein the first bracket assembly (1) comprises a fixed arm (11) for mounting a camera body, a rotating device (12) connected with the fixed arm (11) to drive the fixed arm (11) to rotate, and an XY adjustment platform (13) for driving the rotating device (12) to move along a horizontal plane.

3. The position adjustment device according to claim 2, further comprising a mount (14) for supporting the XY adjustment stage (13), the XY adjustment stage (13) being mounted on the mount (14).

4. The position adjustment device according to claim 1, characterized in that the second bracket assembly (2) further comprises a support frame for supporting the frame (21);

the bottom plate (22) of the support frame and the vertical plate (23) arranged on the bottom plate (22), and the frame (21) is detachably arranged on the vertical plate (23).

5. The position adjusting device according to claim 2, characterized in that the frame (21) is fixedly connected with the fixed arm (11), the frame (21) being located at the photographing end of the camera.

6. The position adjustment device according to claim 1, further comprising a prism position adjustment bracket (3);

the prism position adjusting bracket (3) comprises a supporting plate (31), a rotating table (32) and a clamping frame (33) which is arranged on the rotating table (32) and used for fixing the prism.

7. The position adjusting device according to claim 6, wherein the clamping frame (33) comprises a rectangular biaxial mirror frame (331) fixedly connected with the rotary table (32) and an L-shaped fixing arm (332) for fixing the prism tightly on the rectangular biaxial mirror frame (331), and both ends of the L-shaped fixing arm (332) are fixed on the rectangular biaxial mirror frame (331) through threaded fine tuning fixing pieces (333).

8. The position adjusting device according to claim 6, further comprising a Z-direction lifting device for driving the support plate (31) to lift in a vertical direction, wherein the support plate (31) is mounted on a telescopic shaft of the Z-direction lifting device.

9. The position adjustment device of claim 8, further comprising a Y-axis slide rail and a drive; the Z-direction lifting device is slidably mounted on the Y-axis sliding rail, and the driving device is used for driving the Z-direction lifting device to move along the Y-axis sliding rail.