CN218162582U

CN218162582U - Camera testing device

Info

Publication number: CN218162582U
Application number: CN202221815821.7U
Authority: CN
Inventors: 侯晓凯
Original assignee: Shanghai Yanding Information Technology Co ltd
Current assignee: Shanghai Yanding Information Technology Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-12-27
Anticipated expiration: 2032-07-14

Abstract

The application discloses camera testing arrangement includes: the device comprises a platform, a test board assembly, a light source seat, a first test piece and a second test piece; the test board assembly and the light source seat are arranged on the platform, the light source assembly is arranged on the light source seat, the first test piece and the second test piece are connected through a fixing frame, the first test piece and the test board assembly are arranged oppositely, or the second test piece and the test board assembly are arranged oppositely. The method is compatible with the field angle test and the glare test of the camera; compared with the prior art, the method and the device support wider angle range of view angle testing, and can test the view angle from 0 degree to 360 degrees; the application compatibly supports testing of horizontal, vertical and diagonal field angles.

Description

Camera testing device

Technical Field

The application belongs to the technical field of camera test equipment, and particularly relates to a camera test device.

Background

With the development of technology and the improvement of user requirements, the optimization of the camera is continuously promoted. The related performance test of the camera is a means for directly knowing the performance of the camera. The prior art has the following problems to be optimized: the field angle test and the glare test of the camera are generally performed by respectively arranging two devices; the detection object which can be supported by the equipment for testing the field angle is single, and the equipment is difficult to adapt to the detection of a mobile phone, a tablet personal computer and a vehicle-mounted camera; the detection angle range supported by the field angle detection equipment is generally small and is generally divided into a 0-90-degree test range or a 90-180-degree test range; the field angle detection device is difficult to compatibly test a horizontal field angle, a vertical field angle, and a diagonal field angle.

Therefore, it is desirable to provide a camera testing apparatus to meet more testing requirements.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings or drawbacks of the prior art, the present application provides a camera testing device.

In order to solve the technical problem, the application is realized by the following technical scheme:

the application provides a camera testing arrangement, includes: the device comprises a platform, a test board assembly, a light source seat, a first test piece and a second test piece; the test board assembly and the light source seat are arranged on the platform, the light source assembly is arranged on the light source seat, the first test piece and the second test piece are connected through a fixing frame, the first test piece and the test board assembly are arranged oppositely, or the second test piece and the test board assembly are arranged oppositely.

Further, above-mentioned camera testing arrangement, wherein, the testboard subassembly includes: the six-axis positioning table is connected with the clamp, and the six-axis positioning table is connected with the platform.

Further, above-mentioned camera testing arrangement, wherein, the light source seat includes: the device comprises a rotating platform, a supporting arm and an installation platform; the supporting arm is connected with the rotating platform and the mounting platform, the rotating platform is arranged below the clamp, and the mounting platform and the clamp are arranged oppositely.

Further, in the above camera testing device, the light source assembly includes: the light source device comprises a first light source emitting piece and a second light source emitting piece, wherein the first light source emitting piece and the second light source emitting piece are arranged on the mounting table.

Further, in the above camera testing device, the first light source emitting element includes: a cross laser emitting member.

Further, above-mentioned camera testing arrangement, wherein, six positioning table includes: the device comprises a first sliding assembly, a second sliding assembly, a third sliding assembly, a first rotating assembly, a second rotating assembly and a third rotating assembly; the first sliding assembly is connected with the platform, the first rotating assembly is connected with the first sliding assembly and the second sliding assembly, the third sliding assembly is connected with the second sliding assembly and the second rotating assembly, and the third rotating assembly is connected with the second rotating assembly and the clamp.

Further, the camera testing device further comprises: the scale is arranged on the first sliding component.

Further, in the camera testing device, a quick-mounting part is arranged between the third rotating assembly and the clamp.

Further, in the above camera testing device, the first testing piece includes: and (6) a graphic card.

Further, in the above camera testing device, the second testing piece includes: a black panel.

Compared with the prior art, the method has the following technical effects:

this application testboard subassembly and light source seat all set up on the platform, and the light source subassembly sets up on the light source seat, and first test piece passes through the mount with the second test piece to be connected, and first test piece or second test piece set up with the testboard subassembly relatively. When the field angle test is carried out, arranging a camera module to be detected on the test board, wherein the camera module to be detected is arranged opposite to the first test piece so as to carry out the field angle test; when glare test is carried out, the camera module to be detected and the second testing piece are arranged oppositely, and with the assistance of the light source assembly, glare test is carried out. Through the arrangement, the device can support both the test of the angle of field and the glare test.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1: a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic diagram: a side view of the structure shown in FIG. 1;

FIG. 3: a rear view of the structure shown in FIG. 1;

FIG. 4 is a schematic view of: a schematic view of a first test piece in an embodiment of the present application;

FIG. 5: in an embodiment of the present application, a schematic connection diagram of a test board assembly, a light source assembly and a light source base;

FIG. 6: in an embodiment of the present application, a schematic connection diagram of a test board assembly, a light source assembly and a light source base;

in the figure: platform 1, testboard subassembly 2, light source subassembly 3, light source seat 4, first test piece 5, second test piece 6, mount 7, handle 8, anchor clamps 9, six accent position platform 10, first slip subassembly 11, second slip subassembly 12, third slip subassembly 13, first runner assembly 14, second runner assembly 15, third runner assembly 16, fast-assembling 17, light source machine case 18, revolving stage 19, support arm 20, mount table 21, first light source emission piece 22, second light source emission piece 23, automatically controlled cabinet 24 and frame 25.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

As shown in fig. 1 to 3, in one embodiment of the present application, a camera testing apparatus includes: the device comprises a platform 1, a test board assembly 2, a light source assembly 3, a light source seat 4, a first test piece 5 and a second test piece 6; the test board component 2 and the light source seat 4 are arranged on the platform 1, the light source component 3 is arranged on the light source seat 4, the first test piece 5 and the second test piece 6 are connected through the fixing frame 7, the first test piece 5 and the test board component 2 are arranged oppositely, or the second test piece 6 and the test board component 2 are arranged oppositely.

In this embodiment, the testing platform assembly 2 and the light source base 4 are both disposed on the platform 1, the light source assembly 3 is disposed on the light source base 4, the first testing piece 5 and the second testing piece 6 are connected through the fixing frame 7, the first testing piece 5 and the testing platform assembly 2 are disposed relatively, or the second testing piece 6 and the testing platform assembly 2 are disposed relatively. When the field angle test is carried out, the camera module to be detected is arranged on the test bench component 2 and is arranged opposite to the first test piece 5 so as to carry out the field angle test; when carrying out glare test, will wait to detect camera module and the relative setting of second test piece 6, under the assistance of light source subassembly 3 to carry out glare test. With the arrangement, the embodiment realizes that one device can support both the test of the angle of field and the test of glare.

Optionally, the first test piece 5 includes, but is not limited to, a graphic card.

As shown in fig. 4, in the present embodiment, the first test piece 5 is a chart for testing the angle of view of the camera, and the chart is provided with scales.

Optionally, the second test piece 6 includes, but is not limited to, a black plate.

In this embodiment, the second testing member 6 is a black plate made of a matte material to reduce the stray light interference.

Optionally, a positioning column is disposed at the bottom of the fixing frame 7.

In this embodiment, the first testing part 5 and the second testing part 6 are disposed opposite to each other, when the field angle test is performed, the first testing part 5 and the six-axis positioning table 10 are disposed opposite to each other, when the glare test is performed, the second testing part 6 and the six-axis positioning table 10 are disposed opposite to each other, that is, the middle portion of the fixing frame 7 is provided with the rotating shaft, the first testing part 5 and the second testing part 6 are disposed on two sides of the rotating shaft, respectively, in order to prevent the first testing part 5/the second testing part 6 from shaking during the test, the bottom of the fixing frame 7 is provided with the positioning column, a groove is disposed at a corresponding position of the first testing part 5/the second testing part 6, and the relative position of the first testing part 5/the second testing part 6 and the fixing frame 7 is determined by connecting the positioning column and the groove.

Optionally, a handle 8 is further provided on the fixing frame 7 to facilitate the exchange of the first test piece 5 and the second test piece 6.

Specifically, be equipped with a plurality of screw holes that the array was arranged on the platform 1 to add check out test set, promote camera detection device's flexibility.

Optionally, the platform 1 is an optical flat plate to ensure the flatness of the platform 1.

Specifically, the test bench assembly 2 comprises: six accent platforms 10 and anchor clamps 9, anchor clamps 9 with six accent platform 10 are connected, six accent platforms 10 with platform 1 is connected.

In this embodiment, the clamp 9 clamps the camera module to be detected, the clamp 9 is disposed on the six-axis positioning table 10, and the six-axis positioning table 10 provides six-directional movement for the camera module to be detected.

Specifically, the six-axis positioning table 10 includes: a first sliding assembly 11, a second sliding assembly 12, a third sliding assembly 13, a first rotating assembly 14, a second rotating assembly 15 and a third rotating assembly 16; the first sliding assembly 11 is connected with the platform 1, the first rotating assembly 14 is connected with the first sliding assembly 11 and the second sliding assembly 12, the third sliding assembly 13 is connected with the second sliding assembly 12 and the second rotating assembly 15, and the third rotating assembly 16 is connected with the second rotating assembly 15 and the clamp 9.

In the present embodiment, the first slider assembly 11 includes: the first sliding block is arranged on the first sliding rail in a sliding manner; second slide assembly 12 includes: the second sliding block is arranged on the second sliding rail in a sliding manner; the third slide assemblies 13 each include: the third sliding block is arranged on the third sliding rail in a sliding mode. The first sliding rail is fixedly connected with the platform 1, the first rotating assembly 14 is connected with the first sliding block through a connecting piece, and the first sliding assembly 11 supports the movement close to or far away from the first test piece 5/the second test piece 6; one end of the second slide rail is connected with the first rotating assembly 14, and the first rotating assembly 14 supports 360-degree rotation; the third slide rail is connected with the second slide block, and the second slide assembly 12 supports the vertical movement; the second rotating assembly 15 is connected with a third sliding block through a connecting piece, and the third sliding assembly 13 supports the movement in the direction vertical to the first sliding rail and the direction vertical to the second sliding rail; the third rotating assembly 16 is connected with the second rotating assembly 15, and the second rotating assembly 15 supports forward and backward pitching within +/-10 degrees; the fixture 9 is connected to a third rotating assembly 16, the third rotating assembly 16 supporting a yaw pitch of + -10 deg..

Specifically, the camera testing device further comprises: and the scale is arranged on the first sliding component 11.

In this embodiment, a scale is disposed on the first slide rail to determine the distance between the camera module to be detected and the first test piece 5/the second test piece 6.

Specifically, a quick-mounting part 17 is arranged between the third rotating assembly 16 and the clamp 9.

In this embodiment, fast-assembling 17 and 16 accordant connection of third runner assembly, according to waiting to detect the difference of camera, if need detect camera, dull and stereotyped camera or on-vehicle camera of cell-phone, because the difference of each size, select the anchor clamps 9 of adaptation to carry out the centre gripping, the staff's of being convenient for quick replacement.

Specifically, the light source mount 4 includes: a rotary table 19, a support arm 20, and a mount table 21; the support arm 20 connects the rotary table 19 and the mounting table 21, the rotary table 19 is disposed below the jig 9, and the mounting table 21 is disposed opposite to the jig 9.

In this embodiment, the rotating platform 19 is disposed below the first slide rail, one end of the supporting arm 20 is connected to the rotating platform 19, the other end of the supporting arm is connected to the mounting platform 21, and the light source assembly 3 is disposed on the mounting platform 21 for providing a detection condition for the to-be-detected camera module clamped on the fixture 9.

Specifically, the light source assembly 3 includes: a first light source emitting member 22 and a second light source emitting member 23, wherein the first light source emitting member 22 and the second light source emitting member 23 are both disposed on the mounting table 21.

In this embodiment, the first light source emitting component 22 and the second light source emitting component 23 are both disposed on the mounting platform 21, the first light source emitting component 22 is used for assisting to position the camera module to be detected, the second light source emitting component 23 is used for providing a light source for glare testing for the camera module to be detected, and the second light source emitting component 23 is connected to the light source chassis 18.

Optionally, the first light source emitter 22 includes, but is not limited to, a cross laser emitter.

In this embodiment, adopt cross laser emission spare in order to assist the position control who waits to detect the camera module.

Specifically, the camera testing device further includes: and the electric control cabinet 24 is electrically connected with the six-axis positioning table 10, the light source seat 4 and the light source case 18.

Specifically, the camera testing device further comprises: the frame 25, the frame 25 with platform 1 the mount 7 is connected for camera testing arrangement is integrated in an organic whole, is convenient for carry.

Optionally, the bottom of the frame 25 is provided with a hoof and/or a universal wheel.

The present embodiment enables the following detection:

1) Camera testing for small field angles

And (3) enabling the camera module to be detected to shoot at a position 600mm away from the first test piece 5, filling the whole imaging interface with the graphic card, and converting to obtain that the angle of field of the camera module to be detected is 53 degrees if the left-right distance of the first test piece 5 is 300+300= 600mm.

2) Camera testing for large field angles

The field angle of the camera to be detected is very large, if the field angle exceeds 70 degrees, distortion phenomenon exists when images are shot, and then the field angle detection is carried out by shooting the first test piece 5, so that the required size of the image card is very large, and the space is very limited. Therefore, the following procedure was employed for testing a camera with a large field angle.

a. Selecting a clamp 9 matched with the camera module to be detected, and installing the clamp on a third rotating assembly 16 through a quick assembly 17;

b. according to the cross laser emitted by the cross laser emitting component, the position of the camera to be detected is adjusted through the six-axis positioning table 10, so that the center of the camera module to be detected is superposed with the center of the cross laser, as shown in fig. 5;

c. taking the rotating platform 19 as a rotating center, rotating the cross laser emitting piece arranged on the mounting platform 21 by 90 degrees through the supporting arm 20, namely transferring to the side surface of the camera module to be detected, so that the center of the camera module to be detected is superposed with the cross laser center, as shown in fig. 6, ensuring that the center of the camera module to be detected and the rotating center of the rotating platform 19 are on a vertical straight line;

d. rotating the position of the cross laser emitting piece, and recording the angle when light rays appear on the leftmost side of the to-be-detected camera module in the horizontal direction;

e. rotating the position of the cross laser emitting piece clockwise, and recording the angle when light rays appear on the rightmost side of the to-be-detected camera module in the horizontal direction;

f. e, calculating the angle of the field of view of the camera module to be detected, namely subtracting the angle measured in the step d from the angle measured in the step e;

g. rotating the first rotating assembly 14 for 90 degrees, circulating the steps d to f, and measuring the vertical field angle of the camera module to be detected;

h. and (f) rotating the first rotating assembly 14 by 45 degrees, circulating the steps d to f, and measuring the diagonal field angle of the camera module to be detected.

3) Glare testing

a. Arranging a second test piece 6 right opposite to the camera module to be detected;

b. according to the cross laser emitted by the cross laser emitting component, the position of the camera to be detected is adjusted through the six-axis positioning table 10, so that the center of the camera module to be detected is superposed with the center of the cross laser;

c. the rotating table 19 is used as a rotating center, the cross-shaped laser emitting piece arranged on the mounting table 21 is rotated by 90 degrees through the supporting arm 20, namely, the cross-shaped laser emitting piece is transferred to the side surface of the camera module to be detected, so that the center of the camera module to be detected is superposed with the center of the cross-shaped laser, and the center of the camera module to be detected and the rotating center of the rotating table 19 are ensured to be on a vertical straight line;

d. adjusting the position of the first sliding block to enable the position of the camera module to be detected to be 570mm away from the second light source emitting piece 23;

e. the rotating platform 19 drives the second light source emitting part 23 to slowly rotate for 180 degrees;

f. the camera module to be detected shoots the second light source emitting piece 23, and the shot image is guided into analysis software for analysis.

The method is compatible with the angle of field angle test and glare test of the camera; the method is compatible with and supports various types of cameras, such as mobile phones, tablet computers or vehicle-mounted cameras; compared with the prior art, the method and the device support wider angle of view testing, and can test the angle of view from 0 degree to 360 degrees; compatible support tests of a horizontal field angle, a vertical field angle and a diagonal field angle; the camera center and the rotation center can be rapidly aligned, so that the accuracy of a detection result is ensured.

In the description of the present application, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly and include, for example, fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.

The above embodiments are merely to illustrate the technical solutions of the present application and are not limitative, and the present application is described in detail with reference to preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made in the present invention without departing from the spirit and scope of the present invention and shall be covered by the appended claims.

Claims

1. A camera testing device, comprising: the device comprises a platform, a test board assembly, a light source seat, a first test piece and a second test piece; the test board assembly and the light source seat are arranged on the platform, the light source assembly is arranged on the light source seat, the first test piece and the second test piece are connected through a fixing frame, the first test piece and the test board assembly are arranged oppositely, or the second test piece and the test board assembly are arranged oppositely.

2. The camera testing device of claim 1, wherein the test station assembly comprises: the six-axis positioning table is connected with the clamp, and the six-axis positioning table is connected with the platform.

3. The camera testing device of claim 2, wherein the light source mount comprises: the device comprises a rotating platform, a supporting arm and an installation platform; the supporting arm is connected with the rotating platform and the mounting platform, the rotating platform is arranged below the clamp, and the mounting platform and the clamp are arranged oppositely.

4. The camera testing device of claim 3, wherein the light source assembly comprises: the light source device comprises a first light source emitting piece and a second light source emitting piece, wherein the first light source emitting piece and the second light source emitting piece are arranged on the mounting table.

5. The camera testing device of claim 4, wherein the first light source emitter comprises: a cross laser emitting member.

6. The camera testing device of any one of claims 2 to 5, wherein the six-axis positioning stage comprises: the device comprises a first sliding assembly, a second sliding assembly, a third sliding assembly, a first rotating assembly, a second rotating assembly and a third rotating assembly; the first sliding assembly is connected with the platform, the first rotating assembly is connected with the first sliding assembly and the second sliding assembly, the third sliding assembly is connected with the second sliding assembly and the second rotating assembly, and the third rotating assembly is connected with the second rotating assembly and the clamp.

7. The camera testing device of claim 6, further comprising: the scale is arranged on the first sliding assembly.

8. The camera testing device of claim 6, wherein a quick-fit component is provided between the third rotating assembly and the fixture.

9. The camera testing device of any one of claims 1 to 5, wherein the first test piece comprises: and (6) a graphic card.

10. The camera testing device of any one of claims 1 to 5, wherein the second test piece comprises: a black panel.