CN219227693U

CN219227693U - Camera module test equipment

Info

Publication number: CN219227693U
Application number: CN202223463888.1U
Authority: CN
Inventors: 向阳; 黄锡林; 程湘; 陈佳炜; 张旭菱; 罗浪
Original assignee: Jiangsu Hongdun Intelligent Equipment Co ltd
Current assignee: Jiangsu Hongdun Intelligent Equipment Co ltd
Priority date: 2022-12-25
Filing date: 2022-12-25
Publication date: 2023-06-20
Anticipated expiration: 2032-12-25

Abstract

The utility model discloses camera module testing equipment, which relates to the technical field of testing equipment and comprises a detection table, a connecting plate fixedly connected to the top of the detection table, an electric telescopic rod fixedly connected to one side of the connecting plate, a testing chart fixedly connected to the output end of the electric telescopic rod, a rotary table connected with the detection table through a driving mechanism, and a camera connected with the rotary table through a clamping mechanism, wherein the driving mechanism comprises a mounting groove and an annular groove which are formed in the top of the detection table, a servo motor fixedly connected to the bottom of the mounting groove, a connecting ring fixedly connected to the bottom of the rotary table, and a rolling ball movably connected with the connecting ring. The utility model relates to camera module testing equipment, which is characterized in that a servo motor is started to adjust the angles of a rotary table and a camera, and a rolling ball rolls in an annular groove in the rotary process of the rotary table, so that the rotary stability of the rotary table is improved, and meanwhile, the abrasion among device components is reduced.

Description

Camera module test equipment

Technical Field

The utility model relates to the technical field of testing equipment, in particular to camera module testing equipment.

Background

With the continuous change of life of people, people are also becoming more common to use electronic devices, so that production of constituent elements of the electronic devices is also becoming more common, such as a camera module, and the camera module is usually tested before the camera module is used. Judging whether the performance of the camera module meets the standard or not, and carrying out performance test on the camera module, for example: resolution test, dynamic range test, geometric distortion test, image surface brightness uniformity test and the like, wherein the distance between a camera lens and a test chart card is required to be moved in the test, shooting of all angles is carried out, shooting images are input into a computer, and analysis is carried out by using test software.

The existing camera module testing arrangement in the existing market detects the time spent to the camera, can only carry out the centre gripping to the camera fixedly, unable control its detection dynamics, damage the camera easily, and can't carry out multi-angle's automatically regulated to the camera and detect, this makes the camera detect in all aspects when detecting, appears unqualified product easily, causes serious economic loss.

Disclosure of Invention

The utility model mainly aims to provide camera module testing equipment, which can effectively solve the problems that in the background technology, when a camera is detected, the camera can only be clamped and fixed, the detection force of the camera can not be controlled, the camera is easy to damage, and the camera can not be automatically adjusted and detected in multiple angles, so that the camera can not be detected in all aspects, unqualified products are easy to appear, and serious economic loss is caused.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the camera module testing equipment comprises a detection table, a connecting plate fixedly connected to the top of the detection table, an electric telescopic rod fixedly connected to one side of the connecting plate, a testing chart fixedly connected to the output end of the electric telescopic rod, a rotary table connected with the detection table through a driving mechanism, and a camera connected with the rotary table through a clamping mechanism;

the clamping mechanism comprises a driving motor fixedly connected to the outer side wall of the rotary table and a first clamping assembly connected with the driving motor, the first clamping assembly comprises a screw rod fixedly connected to the output end of the driving motor, a movable seat movably connected with the screw rod, a clamping plate fixedly connected to the top of the movable seat, a rubber plate fixedly connected to one side of the clamping plate, a movable groove formed in one side of the clamping plate, a connecting spring and a control switch fixedly connected to the bottom of the movable groove, and a movable block fixedly connected to the other end of the control switch, the movable seat is positioned in the rotary table, and the cross section of the movable seat is equal to the cross section of the rotary table;

the driving mechanism comprises a mounting groove and an annular groove which are formed in the top of the detection table, a servo motor fixedly connected to the bottom of the mounting groove, a connecting ring fixedly connected to the bottom of the rotary table and a rolling ball movably connected with the connecting ring, the center of the bottom of the rotary table is fixedly connected with the output end of the servo motor, the cross section of the connecting ring is matched with the cross section of the annular groove, and the connecting ring rotates in the annular groove.

Preferably, the screw rod end face of the second clamping assembly is fixedly connected with the screw rod end face of the first clamping assembly, and the second clamping assembly and the first clamping assembly are symmetrically arranged on the joint of the two screw rods.

Preferably, a rectangular groove is formed in the top of the rotary table, and the rectangular groove is communicated with the inside of the rotary table.

Preferably, the movable seat comprises a movable part movably connected with the screw rod and a connecting rod fixedly connected to the top of the movable plate, and the top of the connecting rod is fixedly connected with the center of the bottom plate of the clamping plate.

Preferably, the top end of the connecting rod extends to the outer side wall of the rotary table through a rectangular groove, the longitudinal section of the connecting rod is matched with the longitudinal section of the rectangular groove, and the connecting rod slides in the rectangular groove.

Preferably, the control switch is electrically connected with the driving motor through a wire.

Preferably, the number of the rolling balls is a plurality, and the rolling balls are distributed in an annular array, and one outer side wall of each rolling ball is in contact with the bottom of the annular groove.

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

according to the utility model, the camera is placed on the rotary table, the driving motor is started, the driving motor drives the screw rod to rotate, and then the two clamping plates are driven to move in opposite directions until the side wall of the camera abuts against the movable block, and one end of the movable block abuts against the control switch, so that the control switch turns off the driving motor, at the moment, the two clamping plates fix the camera, and then the distance between the camera and the test pattern card is controlled by controlling the expansion and contraction of the electric telescopic rod, so that the test is performed under the condition of different distances of horizontal planes, and then the servo motor is started, so that the angles of the rotary table and the camera are adjusted, so that the camera module is tested under the condition of different angles, the rotary table is rotated, and the rolling ball rolls in the annular groove, so that the abrasion between device components is reduced while the rotation stability of the rotary table is improved.

Drawings

FIG. 1 is a schematic diagram of a front view of a camera module testing apparatus according to the present utility model;

FIG. 2 is a schematic side view of a camera module testing apparatus according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure A of FIG. 2 of a camera module testing apparatus according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure B of FIG. 2 of a camera module testing apparatus according to the present utility model;

fig. 5 is a schematic top view of a connection ring and a ball of a camera module testing apparatus according to the present utility model.

In the figure: 1. a detection table; 2. an electric telescopic rod; 3. testing the graphic card; 4. a rotary table; 5. a driving motor; 6. a screw rod; 7. a movable seat; 8. a clamping plate; 9. a rubber plate; 10. a connecting spring; 11. a control switch; 12. a movable block; 13. a servo motor; 14. a connecting ring; 15. a rolling ball.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", 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 direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, the utility model is a camera module testing device, comprising a testing table 1, a connecting plate fixedly connected to the top of the testing table 1, an electric telescopic rod 2 fixedly connected to one side of the connecting plate, a testing chart 3 fixedly connected to the output end of the electric telescopic rod 2, a rotary table 4 connected with the testing table 1 through a driving mechanism, and a camera connected with the rotary table 4 through a clamping mechanism;

the clamping mechanism comprises a driving motor 5 fixedly connected to the outer side wall of the rotary table 4 and a first clamping assembly connected with the driving motor 5, wherein the first clamping assembly comprises a screw rod 6 fixedly connected to the output end of the driving motor 5, a movable seat 7 movably connected with the screw rod 6, a clamping plate 8 fixedly connected to the top of the movable seat 7, a rubber plate 9 fixedly connected to one side of the clamping plate 8, a movable groove formed in one side of the clamping plate 8, a connecting spring 10 and a control switch 11 fixedly connected to the bottom of the movable groove, and a movable block 12 fixedly connected to the other end of the control switch 11, the movable seat 7 is positioned in the rotary table 4, and the cross section of the movable seat 7 is equal to the cross section of the interior of the rotary table 4 in size;

the driving mechanism comprises a mounting groove and an annular groove which are formed in the top of the detection table 1, a servo motor 13 fixedly connected to the bottom of the mounting groove, a connecting ring 14 fixedly connected to the bottom of the rotary table 4, and a rolling ball 15 movably connected with the connecting ring 14, wherein the center of the bottom of the rotary table 4 is fixedly connected with the output end of the servo motor 13, the cross section of the connecting ring 14 is matched with the cross section of the annular groove, and the connecting ring 14 rotates in the annular groove.

The camera is fixed by the aid of the camera, the camera is further provided with a second clamping assembly, the second clamping assembly and the first clamping assembly are identical in composition structure, the end face of a screw rod 6 of the second clamping assembly is fixedly connected with the end face of the screw rod 6 of the first clamping assembly, the second clamping assembly and the first clamping assembly are symmetrically arranged on the joint of the two screw rods 6, threads of the two screw rods 6 are reversely arranged, so that when a driving motor 5 drives the screw rods 6 to rotate, two movable seats 7 and a clamping plate 8 are driven to move in opposite directions.

Rectangular grooves are formed in the top of the rotary table 4 and are communicated with the inside of the rotary table 4.

The movable seat 7 comprises a movable part movably connected with the screw rod 6 and a connecting rod fixedly connected to the top of the movable plate, and the top of the connecting rod is fixedly connected with the center of the bottom plate of the clamping plate 8.

The top of connecting rod passes through rectangular channel and extends to the lateral wall of revolving stage 4, and the longitudinal section of connecting rod and rectangular channel's longitudinal section phase-match, and the connecting rod slides in rectangular channel inside, can carry out spacingly to movable seat 7.

The control switch 11 is electrically connected to the driving motor 5 through a wire, and when both control switches 11 are simultaneously pressed, the driving motor 5 is turned off.

The number of the rolling balls 15 is a plurality, and the rolling balls 15 are distributed in an annular array, and one outer side wall of each rolling ball 15 is contacted with the bottom of the annular groove, so that the stability of the rotary table 4 during rotation is improved.

The working principle of the utility model is as follows: through placing the camera on revolving stage 4 to start driving motor 5, driving motor 5 will drive lead screw 6 rotatory this moment, and then drive two grip blocks 8 and do the removal in opposite directions, until the lateral wall of camera supports movable block 12, and make the one end of movable block 12 support control switch 11, thereby make control switch 11 close driving motor 5, two grip blocks 8 will be fixed the camera this moment, and through setting up the rubber slab 9 at grip block 8 opposite face, reduce the harm to the centre gripping, afterwards through the flexible of control electric telescopic handle 2, thereby control the distance between camera and the test pattern card 3, thereby realize testing under the circumstances of horizontal plane different distances, afterwards through starting servo motor 13, thereby adjust the angle of revolving stage 4 and camera, thereby test under the circumstances of camera module at different angles, its revolving stage 4 is rotatory in-process, and spin 15 will roll in the ring channel inside, and then reduce the wearing and tearing between the device subassembly when improving revolving stage 4 rotation stability.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A camera module test equipment, its characterized in that: the device comprises a detection table (1), a connecting plate fixedly connected to the top of the detection table (1), an electric telescopic rod (2) fixedly connected to one side of the connecting plate, a test chart card (3) fixedly connected to the output end of the electric telescopic rod (2), a rotary table (4) connected with the detection table (1) through a driving mechanism, and a camera connected with the rotary table (4) through a clamping mechanism;

the clamping mechanism comprises a driving motor (5) fixedly connected to the outer side wall of the rotary table (4) and a first clamping assembly connected with the driving motor (5), the first clamping assembly comprises a screw rod (6) fixedly connected to the output end of the driving motor (5), a movable seat (7) movably connected with the screw rod (6), a clamping plate (8) fixedly connected to the top of the movable seat (7), a rubber plate (9) fixedly connected to one side of the clamping plate (8), a movable groove formed in one side of the clamping plate (8), a connecting spring (10) and a control switch (11) fixedly connected to the bottom of the movable groove, and a movable block (12) fixedly connected to the other end of the control switch (11), the movable seat (7) is located inside the rotary table (4), and the cross section of the movable seat (7) is equal to the cross section of the inside of the rotary table (4).

The driving mechanism comprises a mounting groove and an annular groove which are formed in the top of the detection table (1), a servo motor (13) fixedly connected to the bottom of the mounting groove, a connecting ring (14) fixedly connected to the bottom of the rotary table (4) and a rolling ball (15) movably connected with the connecting ring (14), the center of the bottom of the rotary table (4) is fixedly connected with the output end of the servo motor (13), the cross section of the connecting ring (14) is matched with the cross section of the annular groove, and the connecting ring (14) rotates inside the annular groove.

2. The camera module testing apparatus of claim 1, wherein: the clamping device comprises a first clamping assembly, and is characterized by further comprising a second clamping assembly, wherein the second clamping assembly and the first clamping assembly are identical in composition structure, the end face of a screw rod (6) of the second clamping assembly is fixedly connected with the end face of the screw rod (6) of the first clamping assembly, and the second clamping assembly and the first clamping assembly are symmetrically arranged at the joint of the two screw rods (6).

3. The camera module testing apparatus of claim 2, wherein: rectangular grooves are formed in the top of the rotary table (4), and the rectangular grooves are communicated with the inside of the rotary table (4).

4. A camera module testing apparatus according to claim 3, wherein: the movable seat (7) comprises a movable part movably connected with the screw rod (6) and a connecting rod fixedly connected to the top of the movable plate, and the top of the connecting rod is fixedly connected with the center of the bottom plate of the clamping plate (8).

5. The camera module testing apparatus of claim 4, wherein: the top of connecting rod extends to the lateral wall of revolving stage (4) through rectangular channel, the longitudinal section of connecting rod and rectangular channel's longitudinal section phase-match, the connecting rod slides in rectangular channel inside.

6. The camera module testing apparatus of claim 5, wherein: the control switch (11) is electrically connected with the driving motor (5) through a lead.

7. The camera module testing apparatus of claim 6, wherein: the number of the rolling balls (15) is a plurality, the rolling balls are distributed in an annular array, and one outer side wall of each rolling ball (15) is contacted with the bottom of the annular groove.