CN219142188U

CN219142188U - Manual light leakage test jig convenient to take materials and test device applying jig

Info

Publication number: CN219142188U
Application number: CN202223483785.1U
Authority: CN
Inventors: 邢晓明; 何祝融; 吴杰
Original assignee: Guangdong Yonggu Technology Co ltd
Current assignee: Guangdong Yonggu Technology Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-06
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the technical field of light leakage testing jigs, in particular to a manual light leakage testing jig convenient to take materials and a testing device applying the jig, wherein a jig body is arranged in a jig positioning hole; a positioning cavity for positioning the camera module and a light-emitting cavity for mounting the light source are arranged in the jig body; the light-emitting cavity is communicated with the positioning cavity; the jig body is provided with a lever extending groove communicated with the positioning cavity; the base is connected with a lever bracket; the lever bracket is rotationally connected with a lever; the tail end of the lever extends into the inner cavity of the positioning cavity from the lever extending groove. When the testing jig is used, the lever is utilized to pry the camera module to take materials, the camera module is conveniently separated from the jig, damage when the camera module is disassembled is reduced, the camera module is disassembled in a pressing mode, the contact positions of the lever and the camera module are the same each time, the operation is convenient, and the requirement on workers is reduced.

Description

Manual light leakage test jig convenient to take materials and test device applying jig

Technical Field

The utility model relates to the technical field of light leakage testing jigs, in particular to a manual light leakage testing jig convenient to take materials and a testing device applying the jig.

Background

In the production and manufacturing process of the camera module A, the VCM or holder of the module is adhered to the substrate through special glue, and sometimes places with broken glue caused by uneven glue can be formed, so that light rays leak into the camera module A. Because the natural environment light leaking into the camera module A is too little, the equipment cannot identify the module light leakage under the general condition, so that the defective products of the finished camera module A with partial light leakage are mixed in the good products for shipment, and the shipment yield is reduced. In the light leakage testing process of the existing camera module A, the camera module A is placed in the light leakage testing jig, the ambient light of the head of a product to be tested is increased, meanwhile, the module to be tested is lightened, a test signal is transmitted to external display equipment, whether glue leakage exists between a substrate of the product to be tested and a VCM or a holder or not is judged, whether glue breaking exists between the VCM or the holder and the substrate or not is judged, the detection quality of the camera module A is improved, and the influence of stray light on an imaging effect is recognized better.

Because camera module A's volume is less, so be used for also less to the locating hole of camera module A location on the location tool, camera module A is pressed firmly in the locating hole and is fixed, need through the centre gripping of tool such as tweezers and take out in the tool.

However, when a worker takes materials from tweezers, the clamping force is difficult to control, and the worker can scratch the surface of the camera when taking materials from tweezers, so that the optical component of the camera module A is easy to damage; therefore, the testing jig for manually taking materials is high in requirements on workers and risks of damaging products are present when the testing jig is used.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art and provides a manual light leakage testing jig convenient to take materials and a testing device applying the jig.

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

the utility model relates to a manual light leakage testing jig convenient for taking and a testing device applying the jig, which comprises a base; the base is provided with a jig positioning hole; a jig body is arranged in the jig positioning hole; a positioning cavity for positioning the camera module and a light-emitting cavity for mounting the light source are arranged in the jig body; the light-emitting cavity is communicated with the positioning cavity;

the jig body is provided with a lever extending groove communicated with the positioning cavity;

the base is connected with a lever bracket; the lever bracket is rotationally connected with a lever; the tail end of the lever extends from the lever extending groove into the inner cavity of the positioning cavity.

Further, the number of the luminous cavities is two; the two luminous cavities are symmetrically arranged at two sides of the positioning cavity respectively; the upper surface of luminous cavity all is provided with the shading baffle that is used for sheltering from light to the front surface outgoing.

The utility model also provides a testing device applying the light leakage testing jig, which further comprises an upper cover hinged on the base; the upper cover is fixed with a switching circuit board; the switching circuit board is connected with a switching upper needle seat and a switching plate; the adapter plate is used for connecting a module connector of the camera module; the base is fixedly provided with a switching lower needle seat matched with the switching upper needle seat.

Further, the upper cover is connected with a clamping hook; the base is provided with a clamping strip matched with the clamping hook.

Further, a floating pressing plate is arranged on the upper cover at a position opposite to the camera module; the upper cover is provided with a pressing plate cavity which is in sliding connection with the floating pressing plate; and a spring fixedly connected with the floating pressing plate is fixed in the pressing plate cavity.

Further, the positioning cavity is provided with a guide hole at the placement position of the module connector; a floating ejector block is connected in a sliding manner in the guide hole; and a spring connected to the floating roof block is fixed in the guide hole.

After the structure is adopted, the utility model has the beneficial effects that: according to the manual light leakage testing jig convenient to take and the testing device applying the jig, when the manual light leakage testing jig is used, after the camera module connected with the detection circuit is embedded into the positioning cavity for positioning, the detection circuit is matched with light rays emitted by the light source for testing; after the test is finished, the circuit is disconnected, the light source is extinguished, then one end of the lever, which is far away from the camera module, is pressed, so that the lever rotates around the lever bracket, and the camera module is pried out of the positioning cavity through the tail end of the lever; the testing jig utilizes the lever to pry the camera module to take materials, facilitates separation of the camera module and the jig, reduces damage when the camera module is disassembled, adopts a pressing mode to disassemble the camera module, and has the same contact position of the lever and the camera module each time, and is convenient to operate and reduces requirements on workers.

Drawings

FIG. 1 is a schematic diagram of a manual light leakage test fixture;

FIG. 2 is a block diagram of a jig body;

FIG. 3 is a diagram showing the structure of the light leakage test fixture after being connected to the test device;

FIG. 4 is a diagram of the distribution of the interposer circuit board, interposer board, and floating platen on the upper cover;

reference numerals illustrate:

1. an upper cover; 2. switching the upper needle seat; 3. a base; 301. a jig positioning hole; 302. clamping strips;

4. a lower needle seat is connected in a switching way; 5. a jig body; 501. positioning the cavity; 502. a light emitting cavity;

503. the lever extends into the groove; 6. a light shielding plate; 7. a floating pressure plate; 8. an adapter plate; 9. a clamping hook;

10. a switching circuit board; 11. a lever bracket; 12. a lever; 13. a floating roof block; 14. a light source;

A. a camera module; a1, a module connector.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1 to 2, the utility model relates to a manual light leakage testing jig convenient for taking and a testing device using the same, which comprises a base 3; the base 3 is provided with a jig positioning hole 301; the jig body 5 is arranged in the jig positioning hole 301; a positioning cavity 501 for positioning the camera module a and a light-emitting cavity 502 for mounting the light source 14 are arranged in the jig body 5; the light-emitting cavity 502 is communicated with the positioning cavity 501;

the jig body 5 is provided with a lever extending groove 503 communicated with the positioning cavity 501;

the base 3 is connected with a lever bracket 11; the lever bracket 11 is rotatably connected with a lever 12; the tail end of the lever 12 extends from the lever extending groove 503 into the inner cavity of the positioning cavity 501;

after the camera module A connected with the detection circuit is embedded into the positioning cavity 501 for positioning, the detection circuit is matched with the light rays emitted by the light source 14 for testing; after the test is finished, the circuit is disconnected, the light source 14 is turned off, then one end of the lever 12 far away from the camera module A is pressed, the lever 12 rotates around the lever bracket 11, and the camera module A is pried out of the positioning cavity 501 through the tail end of the lever 12; the testing jig utilizes the lever to pry the camera module A to take materials, facilitates separation of the camera module A and the jig, reduces damage of the camera module A when the camera module A is disassembled, adopts a pressing mode to disassemble the camera module A, and has the same contact position of the lever 12 and the camera module A each time, so that the testing jig is convenient to operate and reduces requirements on workers.

As a preferred mode of the present utility model, the number of the light emitting cavities 502 is two; the two light-emitting cavities 502 are symmetrically arranged at two sides of the positioning cavity 501 respectively; the upper surface of the luminous cavity 502 is provided with a shading baffle 6 for shading light rays from being emitted to the front surface; the light of the light source 14 is totally emitted to the camera module A from the gap between the light shielding baffle 6 and the light emitting cavity 502 through the light shielding baffle 6, so that the ambient illumination of the head of the module is enhanced.

As shown in fig. 3 to 4, the present utility model further provides a testing device using the light leakage testing jig, which further comprises an upper cover 1 hinged on the base 3; the upper cover 1 is fixed with a switching circuit board 10; the switching circuit board 10 is connected with a switching upper needle seat 2 and a switching plate 8; the adapter plate 8 is used for connecting with a module connector A1 of the camera module A; the base 3 is fixedly provided with an adapter lower needle seat 4 which is matched with the adapter upper needle seat 2 for use; after the upper cover 1 is closed on the base 3, the module connector A1 is connected on the switching circuit board 10 through the switching plate 8, so that the camera module A is connected with a test circuit; the lower switching needle seat 4 is connected to an external circuit, and the external circuit supplies power to the switching circuit board 10 after being connected with the upper switching needle seat 2 through the lower switching needle seat 4; the light source 14 is also connected to the adapter lower hub 4 through the internal circuit of the base 3.

As a preferable mode of the utility model, the upper cover 1 is connected with a clamping hook 9; the base 3 is provided with a clamping strip 302 matched with the clamping hook 9 for use; after the base 3 and the upper cover 1 are closed, the base 3 and the upper cover 1 are fixed by being buckled on the clamping strip 302 through the clamping hooks 9; releasing the hook 9 from the clamping strip 302 can enable the upper cover 1 to turn over relative to the base 3.

As a preferable mode of the utility model, the upper cover 1 is provided with a floating pressing plate 7 at a position opposite to the camera module A; the upper cover 1 is provided with a pressing plate cavity which is in sliding connection with the floating pressing plate 7; a spring fixedly connected with the floating pressing plate 7 is fixed in the pressing plate cavity; after the base 3 and the upper cover 1 are closed, under the action of the springs, the floating pressing plate 7 is elastically pressed on the camera module A, the camera module A is elastically pressed and positioned in the testing process, and the damage of the testing jig to the camera module A is reduced.

As a preferred mode of the present utility model, the positioning cavity 501 is provided with a guide hole at the placement position of the module connector A1; a floating top block 13 is connected in a sliding manner in the guide hole; a spring connected to the floating roof block 13 is fixed in the guide hole;

after the base 3 and the upper cover 1 are closed, the adapter plate 8 is pressed on the module connector A1, and elastic support for the module connector A1 is formed through the springs and the floating ejector blocks 13, so that damage to the adapter plate 8 and the module connector A1 is reduced.

When the camera module is used, after the base and the upper cover are closed, the base and the upper cover are fixed on the clamping strip through the clamping hooks in a clamping manner, so that the base and the upper cover are fixed, and after the upper cover is closed on the base, the module connector is connected on the switching circuit board through the switching plate, so that the camera module is connected with the test circuit; the switching lower needle seat is connected to an external circuit, and the external circuit supplies power to the switching circuit board after the switching lower needle seat is connected with the switching upper needle seat; the light source is also connected to the lower needle seat through the internal circuit of the base, and the light emitted by the light source is tested; after the test is finished, the clamping hook is loosened from the clamping strip, the upper cover can be turned over relative to the base, the adapter plate is separated from the module connector, the lower adapter needle seat and the upper adapter needle seat separate light sources are extinguished, then one end of the lever far away from the camera module is pressed, the lever rotates around the lever bracket, and the camera module is pried out of the positioning cavity through the tail end of the lever; the testing jig utilizes the lever to pry the camera module to take materials, facilitates separation of the camera module and the jig, reduces damage when the camera module is disassembled, adopts a pressing mode to disassemble the camera module, and has the same contact position of the lever and the camera module each time, and is convenient to operate and reduces requirements on workers.

The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.

Claims

1. A manual light leakage test fixture convenient for taking materials comprises a base (3); a jig positioning hole (301) is formed in the base (3); a jig body (5) is arranged in the jig positioning hole (301); a positioning cavity (501) for positioning the camera module (A) and a light-emitting cavity (502) for mounting the light source (14) are arranged in the jig body (5); the luminous cavity (502) is communicated with the positioning cavity (501);

the method is characterized in that: the jig body (5) is provided with a lever extending groove (503) communicated with the positioning cavity (501);

the base (3) is connected with a lever bracket (11); the lever bracket (11) is rotatably connected with a lever (12); the tail end of the lever (12) extends from the lever extending groove (503) into the inner cavity of the positioning cavity (501).

2. The manual light leakage testing jig convenient for taking materials according to claim 1, wherein: the number of the luminous cavities (502) is two; the two luminous cavities (502) are symmetrically arranged at two sides of the positioning cavity (501) respectively; the upper surface of the luminous cavity (502) is provided with a shading baffle (6) for shading light rays from being emitted to the front surface.

3. A test device using the light leakage test jig according to any one of claims 1 to 2, characterized in that: the utility model also comprises an upper cover (1) hinged on the base (3); a switching circuit board (10) is fixed on the upper cover (1); the switching circuit board (10) is connected with a switching upper needle seat (2) and a switching board (8); the adapter plate (8) is used for connecting a module connector (A1) of the camera module (A); the base (3) is fixedly provided with a switching lower needle seat (4) which is matched with the switching upper needle seat (2).

4. A test device according to claim 3, wherein: the upper cover (1) is connected with a clamping hook (9); the base (3) is provided with a clamping strip (302) matched with the clamping hook (9).

5. A test device according to claim 3, wherein: the upper cover (1) is provided with a floating pressing plate (7) at a position opposite to the camera module (A); the upper cover (1) is provided with a pressing plate cavity which is in sliding connection with the floating pressing plate (7); the spring fixedly connected with the floating pressing plate (7) is fixed in the pressing plate cavity.

6. A test device according to claim 3, wherein: the positioning cavity (501) is provided with a guide hole at the placement position of the module connector (A1); a floating top block (13) is connected in the guide hole in a sliding way; and a spring connected to the floating roof block (13) is fixed in the guide hole.