CN220136621U

CN220136621U - Optical test support

Info

Publication number: CN220136621U
Application number: CN202321737987.6U
Authority: CN
Inventors: 周诗彬; 曹元坤; 雷二凯; 卢天华; 倪军
Original assignee: Anmai Times Intelligent Manufacturing Ningde Co ltd
Current assignee: Anmai Times Intelligent Manufacturing Ningde Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-12-05
Anticipated expiration: 2033-07-04

Abstract

The utility model discloses an optical test support, comprising: the two groups of bracket components comprise two side arms and a supporting rod fixedly connected with the two side arms, an adjusting rod which slides along the length direction of the side arms is arranged between the two side arms, two ends of the adjusting rod are propped against the two side arms, and two ends of the adjusting rod are fixed on the two side arms through a first locking piece; the two groups of height adjusting assemblies respectively correspond to the two side arms in the group of bracket assemblies, the end parts of the side arms, which deviate from the supporting rods, are rotatably arranged on the height adjusting assemblies, and the height of the rotating axle center position is adjustable; the two adjusting rods are respectively provided with a camera and a light source which slide along the length direction of the adjusting rods and are fixed through the second locking piece, and the camera and the light source are both arranged towards the test object. The optical test support adopting the mode has various adjustability, meets and is compatible with the requirements of various detection objects, cameras and light sources, and the detection efficiency and the detection precision are higher.

Description

Optical test support

Technical Field

The utility model relates to the technical field of optical detection, in particular to a cell module top weld joint detection device.

Background

In the field of intelligent manufacturing, detection mechanisms are indispensable. The variety of cameras and light sources is various, the cost of the optical component occupies forty percent of the cost of the detection equipment, and the intelligent manufacturing enterprises pay more and more attention to the type selection of the optical component.

Different detection devices have different detection items. Different detection items have different angles and distances for different camera light sources, and in order to achieve the best imaging, imaging tests need to be carried out on different cameras and light sources. The existing detection support which is usually provided with a plurality of different detection angles and detection distances is high in detection cost and affects detection efficiency according to the resolution of different optical cameras and by matching with lenses with the same focal length and a plurality of different types of light sources.

Therefore, how to design an optical test stand with adjustable detection angle and detection distance and compatible with requirements of various detection objects, cameras and light sources is a technical problem that needs to be solved by those skilled in the art.

Disclosure of Invention

The utility model aims to provide an optical test support which is mainly used for a front verification link of a static photographing experiment of an array camera, and according to the resolution of different optical cameras, a lens with the same focal length and a plurality of light sources with different types are matched, and a detection distance and a detection angle are adjusted to obtain a good imaging effect, so that the design cost, the debugging cost and the trial-and-error cost of enterprises are reduced.

To achieve the above object, the present utility model provides an optical test stand comprising:

the two groups of bracket components comprise two side arms and supporting rods fixedly connected with the two side arms, an adjusting rod which slides along the length direction of the side arms is arranged between the two side arms, two ends of the adjusting rod are propped against the two side arms, and two ends of the adjusting rod are fixed on the two side arms through a first locking piece;

the two groups of height adjusting assemblies respectively correspond to two side arms in the support assembly, the end parts of the side arms, deviating from the support rods, are rotatably arranged on the height adjusting assemblies, and the height of the rotating axle center position is adjustable;

the two adjusting rods are respectively provided with a camera and a light source which slide along the length direction of the adjusting rods and are fixed through a second locking piece, and the camera and the light source are both arranged towards a test object.

Preferably, any one of the sets of height adjustment assemblies comprises:

the middle part of the body is provided with a hollow interlayer, and two side arms positioned on the same side of the two groups of bracket components extend into and are rotatably arranged in the hollow interlayer;

the third locking piece penetrates through the side wall of the body, the hollow interlayer and the two side arms, the two side arms located on the same side rotate coaxially by taking the third locking piece as an axle center, and the third locking piece is used for locking the two rotated side arms on the body.

Preferably, a first elongated hole along the length direction of the body is formed at the penetrating position of the third locking member and the side wall of the body, and the height of the third locking member in the first elongated hole is adjustable.

Preferably, the third locking member is a hand-screwed bolt, the hand-screwed bolt includes a hand-screwed screw and a nut, the head of the hand-screwed screw is located outside the body, the nut is located inside the body, the head of the hand-screwed screw is screwed to enable the nut to move towards the nut, the width of the hollow interlayer is narrowed, and the narrowed hollow interlayer is used for clamping the two side arms.

Preferably, a gasket is fixedly arranged on the end face of the nut, facing the head of the hand-screwed screw, the diameter of the gasket is larger than the width of the first strip hole, and a limiting column extending into the first strip hole and used for limiting rotation of the first strip hole is arranged on the gasket, and the diameter of the limiting column is smaller than the width of the first strip hole.

Preferably, the body outside is still fixed and is provided with the sector plate, set up two on the sector plate with the center pin of hand screw is the arc groove of centre of a circle, two all be provided with adjusting screw in the arc groove, two adjusting screw runs through respectively two the arc groove and with two of opposite side arm threaded connection for adjust two sets of the angle regulation of support subassembly.

Preferably, the diameters of the two arc-shaped grooves are different, and the angle corresponding to the arc-shaped part of any one arc-shaped groove is 0-180 degrees.

Preferably, the first locking member is a hand-screwed bolt, a second long-strip hole is formed in the side arm along the length direction of the side arm, the hand-screwed bolt penetrates through the adjusting rod and the second long-strip hole and then is in threaded connection with the nut, and the hand-screwed bolt is slidably arranged in the second long-strip hole.

Preferably, the camera and/or the tail part of the light source is provided with a clamping ring, the clamping ring is sleeved on the periphery of the adjusting rod and is arranged along the length direction of the adjusting rod in a sliding manner, the first locking piece is a hand screw, the hand screw penetrates through one side wall of the clamping ring and is in threaded connection with the side wall of the clamping ring, and the end part of the hand screw is abutted to the end face of the adjusting rod and used for locking the camera and/or the light source on the adjusting rod.

Preferably, the optical test stand further comprises a base for arranging two groups of the height adjusting assemblies, and a placing table is arranged between the two bases and positioned at the lower sides of the two groups of the stand assemblies and used for placing the test object.

Compared with the background art, the utility model realizes the longitudinal position adjustment of the camera and the light source by respectively arranging the slidable adjusting rods on the two groups of bracket components, thereby adjusting the distance between the camera and the light source relative to the test object. Meanwhile, the camera and the light source can also slide along the length direction of the adjusting rod respectively, so that the transverse positions of the camera and the light source can be adjusted. In addition, the two groups of bracket components are also rotatably arranged on the height adjusting component, so that the angles of the light source and the camera relative to the test object can be adjusted; simultaneously, two sets of support assemblies can also be for the whole altitude mixture control of altitude mixture control subassembly to make light source, camera remain throughout that the field of vision intersects at test object center. The utility model has various adjustability, meets and is compatible with the requirements of various detection objects, cameras and light sources, and has lower cost, simpler mechanism, lighter overall mass and convenient transportation compared with the optical adjusting mechanism on the market.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an optical test stand according to an embodiment of the present utility model;

fig. 2 is a schematic view of a height adjustment assembly according to an embodiment of the present utility model.

In the figure: the device comprises a 1-base, a 2-object placing table, a 3-test object, a 4-height adjusting component, a 5-sector plate, a 6-third locking piece, a 7-arc groove, an 8-side arm, a 9-second long strip hole, a 10-supporting rod, a 11-adjusting rod, a 12-light source, a 13-clamping ring, a 14-camera, a 15-first long strip hole, a 16-adjusting screw, a 17-hollow interlayer, a 18-hand screw, a 19-gasket, a 20-nut and a 21-limiting column.

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. 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.

It should be noted that, in the present embodiment, the orientation or positional relationship indicated by "upper", "lower", "front", "rear", etc. is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present utility model will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present utility model.

As shown in fig. 1 and 2, in this embodiment, an optical test stand is provided, where the stand includes two sets of stand components and two sets of height adjusting components 4, each set of stand components includes two side arms 8 and a supporting rod 10 fixedly connected with the two side arms 8, please refer to fig. 1, the stand components are integrally provided in a U-shape, and the U-shape is a rectangular frame structure, an adjusting rod 11 sliding along the length direction of the side arms 8 is provided between the two side arms 8, and two ends of the adjusting rod 11 are propped against the two side arms 8. That is, the adjusting rod 11 is slidably disposed between the two side arms 8, and the two ends of the adjusting rod 11 need to slide synchronously during sliding, so as to ensure that the camera 14 and the light source 12 move in a translational manner, and avoid situations such as tilting.

After sliding into place, the two ends of the adjusting rod 11 can be fixed on the two side arms 8 by the first locking piece, so as to provide a stable light source 12 and a photographing view. The first locking member may be provided in various manners, such as a bolt or a fixing clip, or may be fixed in other manners, and it is only necessary to ensure that the adjustment lever 11 can slide relative to the side arm 8 and lock the adjustment lever after sliding.

It should be noted that, the two groups of height adjusting components 4 respectively correspond to the two side arms 8 in any group of bracket components, and the end parts of the side arms 8, which deviate from the supporting rods 10, are rotatably arranged on the height adjusting components 4; that is, the two side arms 8 in the same set of support components are respectively connected with the two sets of height adjusting components 4 in a rotating way, and the axial center positions of the rotating shafts of the two rotating points are adjustable in height, so that the light source 12 and the camera 14 always keep the visual field intersecting at the center of the test object 3.

It has been pointed out above that the two sets of bracket assemblies have two adjusting rods 11 in total, the two adjusting rods 11 are provided with the camera 14 and the light source 12, respectively, and the camera 14 and the light source 12 can be fixed on the adjusting rods 11 by means of the second locking member, and of course, when the second locking member is not locked, the positions of the camera 14 and the light source 12 relative to the adjusting rods 11 can be adjusted, i.e. the camera 14 and the light source 12 can slide along the length direction of the adjusting rods 11. It should be noted that the heads of the camera 14 and the light source 12 are both disposed toward the test object 3 for detection purposes.

In summary, the present utility model utilizes the slidable adjusting rods 11 respectively arranged on the two sets of bracket assemblies to realize the longitudinal position adjustment of the camera 14 and the light source 12, so as to adjust the distance between the camera 14 and the light source 12 relative to the test object 3. Meanwhile, the camera 14 and the light source 12 can also slide along the length direction of the adjusting rod 11 respectively, so that the transverse positions of the camera 14 and the light source 12 can be adjusted. In addition, the two sets of bracket assemblies are also rotatably arranged on the height adjusting assembly 4, so that the angles of the light source 12 and the camera 14 relative to the test object 3 can be adjusted; at the same time, the two sets of bracket assemblies can also be adjusted in overall height relative to the height adjustment assembly 4, so that the light source 12 and the camera 14 always keep the view intersecting at the center of the test object 3. The utility model has various adjustability, meets and is compatible with the requirements of various detection objects, cameras 14 and light sources 12, and has lower cost, simpler adopted mechanism, lighter overall mass and convenient carrying compared with the optical adjusting mechanism on the market.

For the height adjusting assembly 4, please refer to fig. 2, it includes a main body and a third locking member 6, wherein a hollow interlayer 17 is provided in the middle of the main body, and two side arms 8 located on the same side of the two sets of bracket assemblies extend into and are rotatably disposed in the hollow interlayer 17. The third locking member 6 penetrates through the side wall of the body, the hollow interlayer 17 and the two side arms 8, wherein the two side arms 8 refer to two side arms 8 positioned on the same side in the two groups of bracket assemblies, the two side arms 8 can coaxially rotate by taking the third locking member 6 as an axle center, and the third locking member 6 is used for locking the two rotated side arms 8 on the body.

And still be provided with first rectangular hole 15 on the lateral wall of body, first rectangular hole 15 sets up along its length direction, and the position that third retaining member 6 runs through the body lateral wall just is located first rectangular hole 15 department, and third retaining member 6 stretches into in the first rectangular hole 15 promptly. On the basis, because the body is vertically arranged, the length direction of the first strip hole 15 is also the vertical direction, and then the height of the third locking piece 6 can be adjusted in the vertical direction, so that the rotating axle center height of the side arm 8 is changed, namely, the height of the two bracket components is adjusted, the visual field range of the light source 12 and the camera 14 is wider, and the visual field can always be kept to be intersected at the center of the test object 3.

The third locking member 6 is preferably a hand-screwed bolt, and has high portability. As shown in fig. 2, the hand-screwed bolt comprises a hand-screwed screw 18 and a nut 20, the head of the hand-screwed screw 18 is located at the outer side of the body, the nut 20 is located at the inner side of the body, and when the head of the hand-screwed screw 18 is screwed, the nut 20 can be driven to move towards the head of the hand-screwed screw 18 under the condition that the nut 20 does not rotate, so that the width of the hollow interlayer 17 is narrowed, and the narrowed hollow interlayer 17 can clamp the two side arms 8, so that the fixing of the bracket assembly is realized.

Further, in order to prevent the nut 20 from rotating, a spacer 19 is fixedly arranged on the end surface of the nut 20 facing the head of the hand-screwed screw 18, the diameter of the spacer 19 is larger than the width of the first long hole 15, and a limit post 21 extending into the first long hole 15 for limiting the rotation of the spacer 19 is arranged on the spacer 19, so that the nut 20 and the spacer 19 are kept in a non-rotating state. Of course, the end of the limiting post 21 cannot reach the hollow interlayer 17, so that the rotation of the side arm 8 is prevented from being affected, and the diameter of the limiting post 21 needs to be smaller than the width of the first strip hole 15, so that the hand-screwed bolt can integrally slide up and down in the strip hole.

In addition, the two side arms 8 positioned on the same side of the two sets of bracket components and the hand screw 18 are kept in rotation, that is, the rotation of the two side arms 8 is not affected by the screwing of the hand screw 18, and a thread-free part can be arranged in the middle of the hand screw 18, so that the influence of threads on the rotation of the two side arms 8 is avoided.

Referring to fig. 1, a fan-shaped plate 5 is further fixedly disposed on the outer side of the body, two arc-shaped grooves 7 with the center shaft of a hand-screwed screw 18 as the center are formed in the fan-shaped plate 5, and adjusting screws 16 are disposed in the two arc-shaped grooves 7, wherein the two adjusting screws 16 respectively penetrate through the two arc-shaped grooves 7 and are in threaded connection with two side arms 8 on the other side, so that the two side arms 8 are further locked. That is, after the two bracket components complete the angle adjustment, since the bracket components rotate with the central shaft of the hand screw 18 as the axis, the two arc-shaped grooves 7 can always be set to meet the rotation of the bracket components, that is, in the slotting range of the arc-shaped grooves 7, the bracket components can always be in threaded connection with the side arm 8 through the adjusting screw 16, so that the bracket components can be further fixed. In addition, an angle scale can be arranged around the arc-shaped groove 7, so that the angle of the bracket assembly can be recorded.

In order to keep the two bracket assemblies from interfering with each other during rotation, the two arcuate slots 7 may be provided with different diameters so that the two adjustment screws 16 cannot intersect. And the angle corresponding to the arc part of one arc-shaped groove 7 is 0-180 degrees, the angle range can be set according to practical conditions, and can be set to be 0-90 degrees, and the angle range is not limited too much.

On the basis of the above-described embodiment, for convenience of operation, the first locking member and the second locking member may each be provided as a hand-screwed bolt, and the following description will be given with the first locking member and the second locking member as hand-screwed bolts or hand-screwed screw deployments. The side arm 8 is provided with a second strip hole 9 along the length direction thereof, a hand screw penetrates through the adjusting rod 11 and the second strip hole 9 and then is in threaded connection with a nut, and the hand screw is arranged in the second strip hole 9 in a sliding manner. That is, when the position of the adjusting rod 11 needs to be adjusted, the hand screw can slide in the second elongated hole 9, so that the adjusting rod 11 can be directly slid to a proper position, and then the two ends of the adjusting rod are fixed by the hand screw and the nut, thereby conveniently and rapidly completing the adjustment.

Likewise, the camera 14 and the light source 12 may be slid and locked as described above, for example, by forming a long hole in the adjusting rod 11 and fixing the adjusted camera 14 and the light source 12 by screwing a bolt by hand.

In addition, the camera 14 and the light source 12 may be laterally adjusted and fixed by other methods, for example, a snap ring 13 is disposed at the tail of the camera 14 and/or the light source 12, the snap ring 13 is sleeved on the periphery of the adjusting rod 11 and is slidably disposed along the length direction of the adjusting rod 11, a hand screw penetrates a side wall of the snap ring 13 and is in threaded connection with the side wall, and the end of the hand screw abuts against the end face of the adjusting rod 11 to lock the camera 14 and/or the light source 12 on the adjusting rod 11. The specific arrangement of the camera 14 and the light source 12 will not be described in detail herein, including but not limited to the embodiments set forth above.

The optical test support further comprises a base 1 for fixing two groups of height adjusting components 4, a placing table 2 is arranged between the two bases 1 and positioned at the lower sides of the two groups of support components, and the placing table 2 is used for placing a test object 3. In general, according to the resolution of different optical cameras 14, the working distance, the working angle and the visual field range are adjusted by matching with the lenses with the same focal length and the light sources 12 with different types, so that a better imaging effect is obtained, the requirements of various detection objects, cameras 14 and light sources 12 are met and compatible, and the application range is wider.

It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. An optical test stand, comprising:

2. The optical bench of claim 1 wherein any of said height adjustment assemblies comprises:

3. The optical test stand according to claim 2, wherein a first elongated hole along the length direction of the body is provided at a position where the third locking member penetrates the side wall of the body, and the third locking member is height-adjustable in the first elongated hole.

4. An optical test stand according to claim 3 wherein the third locking member is a hand screw comprising a hand screw head located outside the body and a nut located inside the body, tightening the hand screw head to move the nut towards it and narrowing the width of the hollow interlayer, the narrowed hollow interlayer being used to clamp the two side arms.

5. The optical test stand according to claim 4, wherein a spacer is fixedly arranged on the end face of the nut facing the head of the hand-screwed screw, the diameter of the spacer is larger than the width of the first elongated hole, and a limit post extending into the first elongated hole for limiting the rotation of the spacer is arranged on the spacer, and the diameter of the limit post is smaller than the width of the first elongated hole.

6. The optical test stand according to claim 4, wherein a sector plate is fixedly arranged on the outer side of the body, two arc-shaped grooves taking a central shaft of the hand screw as a center of a circle are formed in the sector plate, adjusting screws are arranged in the two arc-shaped grooves, and the two adjusting screws penetrate through the two arc-shaped grooves respectively and are in threaded connection with two side arms on the other side, so that the adjusting angles of the two groups of stand components can be adjusted.

7. The optical bench of claim 6 wherein the diameters of two of said arcuate grooves are different and the angle corresponding to the arcuate portion of any one of said arcuate grooves is 0-180 °.

8. The optical test stand according to claim 1, wherein the first locking member is a hand-screwed bolt, a second elongated hole is formed in the side arm along a length direction of the side arm, the hand-screwed bolt penetrates through the adjusting rod and the second elongated hole and is in threaded connection with a nut, and the hand-screwed bolt is slidably arranged in the second elongated hole.

9. The optical test stand according to claim 1, wherein a clamp ring is arranged at the tail of the camera and/or the light source, the clamp ring is sleeved at the periphery of the adjusting rod and is slidably arranged along the length direction of the adjusting rod, the first locking piece is a hand screw, the hand screw penetrates through one side wall of the clamp ring and is in threaded connection with the side wall of the clamp ring, and the end part of the hand screw abuts against the end face of the adjusting rod and is used for locking the camera and/or the light source on the adjusting rod.

10. The optical test rack of any of claims 1-9, further comprising a base for positioning two sets of said height adjustment assemblies, wherein a placement table is positioned between and below two sets of said rack assemblies, said placement table being adapted to place said test object.