CN216525423U

CN216525423U - Detection device and test equipment for IR hole of display panel

Info

Publication number: CN216525423U
Application number: CN202220204225.9U
Authority: CN
Inventors: 陈晨
Original assignee: Wuhan Jingce Electronic Group Co Ltd; Wuhan Jingyitong Electronic Technology Co Ltd
Current assignee: Wuhan Jingce Electronic Group Co Ltd; Wuhan Jingyitong Electronic Technology Co Ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-05-13
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a detection device and test equipment for an IR hole of a display panel, and belongs to the field of display panel tests. The detection device comprises a base, a crimping assembly and a detection assembly. The crimping component is located on the top surface of the base and used for conducting the display panel in a crimping mode. The detection assembly comprises a first cover body, a second cover body and a colorimeter, the first cover body is movably arranged on the base, the second cover body is located on the base, a sealed space is formed between the second cover body and the base, the crimping assembly is located in the sealed space, and the colorimeter is inserted into the first cover body to detect the transmittance of the IR holes of the display panel in the sealed space. The detection device for the IR hole of the display panel can detect the transmittance of the self-luminescence of the display panel to the IR hole on the basis of lightening the display panel, and can effectively eliminate the interference of external light.

Description

Detection device and test equipment for IR hole of display panel

Technical Field

The utility model belongs to the field of display panel testing, and particularly relates to a detection device and test equipment for an IR hole of a display panel.

Background

The IR holes are coated with a layer of IR ink which has a shielding effect on visible light but can allow IR (infrared) light to pass through, and the brightness of the screen can be adjusted according to the brightness of external light, so that the aim of saving electricity is fulfilled.

The physical properties (transmittance) of the display panel can be checked using a specific device without lighting. However, the display panel itself also generates light when it is turned on, and the front surface (CG surface) of the display panel emits light, and the back surface of the display panel is the surface to be detected (the position to be detected is located on the back surface of the display panel). When the display panel itself emits light and detects the transmittance of the IR hole, the interference of external light cannot be effectively eliminated.

SUMMERY OF THE UTILITY MODEL

In view of the above defects or improvement needs of the prior art, the present invention provides a device and a device for detecting IR holes of a display panel, which can detect the transmittance of the display panel emitting light to the IR holes on the basis of lighting the display panel, and can effectively eliminate the interference of external light.

In a first aspect, the present invention provides a detection apparatus for an IR hole of a display panel, the detection apparatus comprising a base, a crimping assembly and a detection assembly;

the crimping component is positioned on the top surface of the base to crimp and conduct the display panel;

the detection assembly comprises a first cover body, a second cover body and a colorimeter, the first cover body is movably arranged on the base, the second cover body is located on the base, a sealed space is formed between the second cover body and the base, the crimping assembly is located in the sealed space, and the colorimeter is inserted into the first cover body to detect the transmittance of the IR holes of the display panel in the sealed space.

Optionally, the top surface of the base is provided with a carrier plate for placing the display panel, and the carrier plate and the crimping assembly are arranged at intervals.

Optionally, the top surface of the carrier plate has a light absorbing layer, and the light absorbing layer is spread along the top surface of the carrier plate.

Optionally, the light absorbing layer is stainless steel.

Optionally, the carrier has a plurality of stoppers arranged at intervals thereon to position the display panel.

Optionally, the base includes pedestal and bottom plate, first cover body movably arranges on the pedestal, the second cover body is located on the pedestal, the signal generator has been inserted in the pedestal, signal generator with the crimping subassembly switches on, bottom plate detachably arranges on the pedestal, the crimping subassembly is located on the top surface of bottom plate, just the bottom plate is located in the confined space.

Optionally, the bottom plate has a plurality of connecting bolts thereon, and the plurality of connecting bolts are arranged at intervals along the circumferential direction of the bottom plate to connect the seat body and the bottom plate.

Optionally, two side edges of the seat body are respectively provided with a holding groove.

Optionally, the second cover and the base are hinged together by a hinge.

In a second aspect, the present invention provides a test apparatus comprising a detection device for display panel IR holes as described in the first aspect.

The technical scheme provided by the embodiment of the utility model has the following beneficial effects:

with the detection device for the IR holes of the display panel according to the embodiment of the present invention, when the display panel itself emits light and detects the transmittance of the IR holes, first, the display panel is placed on the chassis, and at this time, the front surface (CG surface) of the display panel is arranged toward the chassis. Then, the display panel is turned on by crimping the crimping assembly, and the display panel is lit. Then, the first cover body is moved towards the second cover body, so that a sealed space is formed by enclosing the first cover body, the second cover body and the base, the colorimeter is just moved to the position above the IR hole (the colorimeter is located at the position to be detected on the back face of the display panel), the display panel is located in the sealed space, and the influence of external light can be eliminated. And finally, detecting the transmittance of the IR hole of the display panel under the self-luminous condition by using a colorimeter.

That is to say, the detection device for the IR hole of the display panel according to the embodiment of the present invention can detect the transmittance of the display panel itself emitting light to the IR hole on the basis of lighting the display panel, and can effectively eliminate the interference of the external light.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for detecting IR holes of a display panel according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of an assembly of a signal generator provided by an embodiment of the utility model;

fig. 3 is a schematic structural diagram of a base plate according to an embodiment of the present invention.

The symbols in the drawings represent the following meanings:

1. a base; 11. a carrier plate; 111. a stopper; 12. a base body; 121. a signal generator; 122. a holding groove; 13. a base plate; 131. a connecting bolt; 14. a hinge; 2. a crimping assembly; 3. a detection component; 31. a first cover body; 32. a second cover body; 33. a colorimeter; 100. a display panel; 110. an IR hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Fig. 1 is a schematic structural diagram of a detection apparatus for an IR hole of a display panel according to an embodiment of the present invention, and as shown in fig. 1, the detection apparatus includes a base 1, a crimping assembly 2, and a detection assembly 3.

The pressing component 2 is located on the top surface of the base 1 to press and connect the display panel 100.

The detection assembly 3 comprises a first cover 31, a second cover 32 and a colorimeter 33, the first cover 31 is movably arranged on the base 1, the second cover 32 is positioned on the base 1 to form a sealed space with the first cover 31 and the base 1, the crimping assembly 2 is positioned in the sealed space, and the colorimeter 33 is inserted on the first cover 31 to detect the transmittance of the IR hole 110 of the display panel 100 in the sealed space.

With the detection apparatus for the IR hole of the display panel according to the embodiment of the present invention, when the display panel 100 emits light by itself to detect the transmittance of the IR hole 110, first, the display panel 100 is placed on the chassis 1, and at this time, the front surface (CG surface) of the display panel 100 is disposed toward the chassis 1. Then, the display panel 100 is crimped and turned on by the crimping assembly 2, and the display panel 100 is lit. Then, the first cover 31 is moved toward the second cover 32, so that the first cover 31, the second cover 32 and the base 1 are enclosed to form a sealed space, and at this time, the colorimeter 33 is just moved above the IR hole 110 (the colorimeter 33 is located at the position to be detected on the back of the display panel 100), and the display panel 100 is located in the sealed space, so that the influence of external light can be eliminated. Finally, the transmittance of the IR hole 110 under the self-light emission condition of the display panel 100 is detected by the colorimeter 33.

That is to say, the detection apparatus for the IR hole of the display panel according to the embodiment of the present invention can detect the transmittance of the display panel 100 emitting light to the IR hole 110 on the basis of lighting the display panel 100, and can effectively eliminate the interference of the external light.

It should be noted that, the movement of the first cover 31 can be pushed by an air cylinder, which is convenient for automatic control. In addition, a slide rail may be correspondingly disposed on the base 1, so as to guide the movement of the first cover 31.

In this embodiment, the base 1 includes a base 12 and a bottom plate 13, the first cover 31 is movably disposed on the base 12, the second cover 32 is disposed on the base 12, a signal generator 121 (see fig. 2) is inserted into the base 12, the signal generator 121 is conducted with the crimping component 2, the bottom plate 13 is detachably disposed on the base 12, the crimping component 2 is disposed on the top surface of the bottom plate 13, and the bottom plate 13 is disposed in the sealed space.

In the above embodiment, the chassis 13 functions to mount the crimping assembly 2 and to rest the display panel 100, facilitating uniform assembly. The base 12 is used for placing the signal generator 121, so that the electrical signal can pass through the signal generator 121 and the crimping component 2, and then is finally transmitted to the display panel 100, thereby realizing lighting.

Illustratively, the two side edges of the base 12 are respectively provided with a holding groove 122 for facilitating the carrying after holding by hand.

Illustratively, the second cover 32 and the base 1 are hinged together by a hinge 14, so that the second cover 32 can be rotated conveniently, and interference of the second cover 32 on the display panel 100 during the placement of the display panel 100 is avoided.

Fig. 3 is a schematic structural diagram of a bottom plate according to an embodiment of the present invention, and as shown in fig. 3, the bottom plate 13 has a plurality of connecting bolts 131, and the plurality of connecting bolts 131 are arranged at intervals along a circumferential direction of the bottom plate 13 to connect the base body 12 and the bottom plate 13.

In the above embodiment, the connecting bolt 131 functions to connect the base 12 and the bottom plate 13, and facilitates the assembly and disassembly of the bottom plate 13.

With continued reference to fig. 3, the base 1 has a carrier plate 11 on the top surface for placing the display panel 100, the carrier plate 11 and the press-connection assembly 2 are arranged at intervals, and the carrier plate 11 plays a role of supporting the display panel 100.

Illustratively, the carrier plate 11 is located on a top surface of the base plate 13.

The carrier 11 has a plurality of spaced stoppers 111 thereon for positioning the display panel 100 to prevent the display panel 100 from moving. In addition, in order to further fix the display panel 100, the carrier 11 has vacuum suction holes, so that the display panel 100 can be sucked and fixed.

In this embodiment, the top surface of the carrier 11 has a light absorbing layer (not shown), and the light absorbing layer is spread along the top surface of the carrier 11, and the light absorbing layer can absorb the light applied to the carrier 11 after the display panel 100 is lit, so as to avoid interference with the detection of the IR holes 110 after the light applied to the carrier 11 after the display panel 100 is lit is reflected.

Illustratively, the light absorbing layer may be stainless steel.

The embodiment of the utility model also provides a test device which comprises the detection device for the IR hole of the display panel.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the utility model, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A detection device for IR holes of a display panel is characterized in that the detection device comprises a base (1), a crimping component (2) and a detection component (3);

the crimping component (2) is positioned on the top surface of the base (1) to crimp and conduct the display panel (100);

the detection assembly (3) comprises a first cover body (31), a second cover body (32) and a colorimeter (33), wherein the first cover body (31) is movably arranged on the base (1), the second cover body (32) is located on the base (1) to form a sealed space with the first cover body (31) and the base (1), the crimping assembly (2) is located in the sealed space, and the colorimeter (33) is inserted and installed on the first cover body (31) to detect the transmittance of the IR hole of the display panel (100) in the sealed space.

2. The device for detecting IR holes of a display panel according to claim 1, wherein the base (1) has a carrier plate (11) on its top surface for resting the display panel (100), the carrier plate (11) and the crimping assembly (2) being spaced apart.

3. The detecting device for the IR hole of a display panel according to claim 2, wherein the top surface of said carrier board (11) has a light absorbing layer, and said light absorbing layer is spread along the top surface of said carrier board (11).

4. The device as claimed in claim 3, wherein the light absorbing layer is made of stainless steel.

5. The device as claimed in claim 2, wherein the carrier board (11) has a plurality of spaced-apart stops (111) thereon for positioning the display panel (100).

6. The device as claimed in claim 1, wherein the base (1) comprises a base body (12) and a bottom plate (13), the first cover (31) is movably disposed on the base body (12), the second cover (32) is disposed on the base body (12), a signal generator (121) is inserted into the base body (12), the signal generator (121) and the press-connecting component (2) are conducted, the bottom plate (13) is detachably disposed on the base body (12), the press-connecting component (2) is disposed on a top surface of the bottom plate (13), and the bottom plate (13) is disposed in the sealed space.

7. The device as claimed in claim 6, wherein the base plate (13) has a plurality of connection bolts (131), and the plurality of connection bolts (131) are arranged along a circumferential direction of the base plate (13) at intervals to connect the housing (12) and the base plate (13).

8. The device as claimed in claim 6, wherein the two sides of the base (12) are respectively provided with a holding groove (122).

9. The detection device for the IR hole of a display panel according to any one of claims 1 to 8, wherein the second cover (32) and the base (1) are hinged together by a hinge (14).

10. A test device, characterized in that it comprises a detection device for IR holes of a display panel according to any one of claims 1 to 9.