CN218824511U - Display panel lighting mechanism - Google Patents

Abstract

The utility model discloses a lighting mechanism for a display panel, which comprises a lighting jaw, a clamping assembly and a moving assembly. The lighting jaw includes a mounting seat, a pressing block and a plurality of probes, and the mounting seat and the pressing block are arranged oppositely along the clamping direction. , a plurality of probes are sequentially arranged on the mounting base, the clamping assembly is used to drive the pressure block and the mounting base to move toward each other along the clamping direction to clamp the display panel, and the moving assembly is used to drive the lighting jaws to move to the display panel . In the utility model, the display panel can be clamped from both sides by the pressing block and a plurality of probes, so as to avoid deformation or tilting of the display panel due to force on one side of the display panel, resulting in poor contact between the probes and the pins situation occurs, thereby ensuring the smooth completion of the lighting test process.

Description

Display panel lighting mechanism

technical field

The utility model relates to the technical field of display panel production, in particular to a display panel lighting mechanism.

Background technique

In the manufacturing process of the display panel, it is often necessary to perform a lighting test on the display panel, that is, the display panel is energized and lit through the lighting mechanism, and the display panel will display different pictures according to the input test signal, and through the different pictures on the display panel Display effect, to determine whether the display panel is defective.

The lighting mechanism usually includes an external signal generator and a probe. When the pins of the display panel face upward, the probes can touch the pins of the display panel from above the display panel, and then the external signal generator sends a test signal to the display panel through the probes for lighting test; or, the pins of the display panel When the feet are facing downward, the lighting test can also be performed by touching the pins of the display panel with the probe from below.

When performing a lighting test above the display panel, since there is a support platform under the display panel, the probes can press the display panel tightly on the platform to ensure the connection effect between the probes and the pins. However, when the lighting test is performed under the display panel, the probes touch the pins of the display panel upwards, which tends to lift the display panel upwards, resulting in poor contact between the probes and the pins, resulting in lighting failure.

Utility model content

In view of the shortcomings of the above-mentioned prior art, the present application provides a lighting mechanism for a display panel, which can prevent the display panel from tilting up during the lighting test of the display panel and avoid the failure of the lighting test.

This embodiment adopts the following technical solutions:

A lighting mechanism for a display panel, comprising:

The lighting jaw includes a mounting seat, a pressing block and a plurality of probes, the mounting seat is arranged opposite to the pressing block along the clamping direction, and a plurality of the probes are sequentially arranged on the mounting seat;

a clamping assembly, configured to drive the pressing block and the installation seat to move toward each other or back along the clamping direction; and

The moving component is used to drive the lighting claw to move to the display panel.

Further, in the lighting mechanism of the display panel, the pressing block is provided with notches facing the plurality of probes.

Further, in the lighting mechanism of the display panel, the probe is an elastically stretchable structure.

Further, in the display panel lighting mechanism, the clamping assembly includes a clamping cylinder, a first transfer block and a second transfer block, and the first transfer block and the second transfer block are respectively They are arranged at different driving ends of the clamping cylinder, the pressing block is arranged on the first adapter block, and the mounting seat is arranged on the second adapter block.

Further, in the lighting mechanism of the display panel, the clamping assembly further includes fixing screws, the pressing block is slid on the first transfer block along the clamping direction, and an adjustment The first adapter block is provided with a fixing hole, and the fixing screw passes through the adjusting hole and is threadedly fixed in the fixing hole.

Further, in the lighting mechanism of the display panel, both sides of the pressing block are provided with adjustment holes, and both sides of the first transfer block are provided with fixing holes, and the number of the fixing screws is one Yes, pass through the corresponding adjustment holes and screw them into the corresponding fixing holes.

Further, in the lighting mechanism of the display panel, the clamping assembly further includes an adjusting screw, and the adjusting screw is locked in the pressing block by rotating along the clamping direction, and the adjusting screw is connected to the first Adapter block threaded connection.

Further, in the display panel lighting mechanism, the moving assembly includes a translation module and a lifting module, the translation module is arranged at the driving end of the lifting module, and the clamping assembly is arranged at the The drive end of the translation module.

Further, in the lighting mechanism of the display panel, the pressing block is an elastic pressing block.

Further, in the lighting mechanism of the display panel, a signal control board is also included, the signal control board is arranged at the lower end of the mounting seat, and the signal control board is electrically connected to a plurality of the probes.

Compared with the prior art, the display panel lighting mechanism provided by the present application can clamp the display panel from both sides through the pressing block and a plurality of probes, so as to prevent the display panel from being deformed or damaged due to the force on one side of the display panel. Lifting, resulting in poor contact between the probe and the pin, so as to ensure the smooth completion of the lighting test process.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of a specific embodiment of a lighting mechanism for a display panel provided by the present application.

FIG. 2 is a structural schematic diagram of the lighting claw and the clamping assembly in the lighting mechanism of the display panel shown in FIG. 1 .

Fig. 3 is a side view of the lighting jaw and the clamping assembly shown in Fig. 2 .

Fig. 4 is a top view of the lighting jaw and the clamping assembly shown in Fig. 2 .

Fig. 5 is a cross-sectional view along the A-A direction of the lighting jaw and the clamping assembly shown in Fig. 4 .

FIG. 6 is a structural schematic view of another angle of the lighting claw and the clamping assembly shown in FIG. 2 .

Among them, 10. Lighting claw; 11. Mounting seat; 12. Press block; 121. Notch; 122. Adjustment hole; 13. Probe; 20. Clamping component; 21. Gripper cylinder; 22. The first transfer 221, fixing hole; 23, the second adapter block; 24, adjusting screw; 30, moving assembly; 31, translation module; 32, lifting module; 40, signal control board.

Detailed ways

In order to make the purpose, technical solution and effect of the present application more clear and definite, the present application will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the present application, and are not used to limit the present application. Without further description, the elements, structures and characteristics in one embodiment can also be beneficially combined with other embodiments. way.

It should be noted that when a metastructure is said to be "fixed on" or "set on" another metastructure, it can be directly on the other metastructure or indirectly on the other metastructure. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features.

The terms "length", "width", "top", "bottom", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom"" The orientation or positional relationship indicated by "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the application and simplifying the description, rather than indicating or implying that the referred device or element structure must have In a particular orientation, constructed and operated in a particular orientation.

Please refer to FIG. 1 , the display panel lighting mechanism provided by the present application includes a lighting gripper 10 , a clamping assembly 20 and a moving assembly 30 . Please refer to Figure 2, the lighting jaw 10 includes a mounting base 11, a pressing block 12 and a plurality of probes 13, the mounting base 11 and the pressing block 12 are arranged opposite to each other along the clamping direction, and multiple probes 13 are arranged on the mounting base 11 in sequence , the pressing block 12 and the mounting seat 11 are arranged at the driving end of the clamping assembly 20 , and the clamping assembly 20 is arranged at the driving end of the moving assembly 30 .

The probe 13 is used to connect the corresponding pins on the display panel to be tested, and then input the test signal of the external simulated real display screen into the display panel to be tested, and the display panel to be tested will display different images according to the input test signal. screen, the staff judges the defects of the display panel by observing the display effect of different screens on the display panel, so as to complete the lighting test of the panel.

According to the number and specification of pins on the display panel to be tested, an appropriate number and specification of probes 13 can be selected, and a plurality of probes 13 can be arranged on the mounting base 11 correspondingly. In addition, a signal control board 40 may be provided at the lower end of the mounting base 11, so that the signal control board 40 is electrically connected to a plurality of probes 13, and the signal control board 40 sends a corresponding test to the display panel to be tested through the plurality of probes 13. Signal.

During the lighting test process, the moving assembly 30 drives the lighting jaw 10 to move to the position of the display panel to be tested, so that the pin area of the display panel to be tested is located between the pressing block 12 and the mounting seat 11, and the mounting seat 11 A plurality of probes 13 on the surface are directed towards the pin area; then the clamping assembly 20 drives the pressure block 12 and the mounting base 11 to move toward each other along the clamping direction, so that the pin area of the display panel to be tested is aligned with the plurality of probes 13 Closely attached, and at the same time make the other side of the display panel to be tested compressed by the pressing block 12.

The clamping direction is a direction perpendicular to the surface of the display panel, for example, when the display panel is placed horizontally, the clamping direction is the vertical direction. According to the different orientations of the pin area of the display panel, multiple probes 13 can be used to perform lighting test from the top of the display panel to be tested in close contact with the pin area, or from the bottom of the display panel to be tested in close contact with the pin area How to perform a lighting test.

No matter what method is used, when both sides of the display panel to be tested are respectively clamped by a plurality of probes 13 and pressure blocks 12, it can effectively prevent the display panel from being stressed when one side is lit, causing the display panel Deformation or warping leads to poor contact between the probe 13 and the pin, thereby ensuring the smooth completion of the lighting test process.

After the lighting test is completed, the clamping assembly 20 drives the pressure block 12 and the mounting base 11 to move back along the clamping direction, thereby releasing the clamping of the display panel, and drives the lighting clamp 10 to move away from the display panel through the moving assembly 30 , it is convenient for the staff to take away the display panel after the test.

In some embodiments, notches 121 facing the plurality of probes 13 may be provided on the pressing block 12 , and the positions of the notches 121 correspond to the positions of the plurality of probes 13 .

When an operation error occurs and the clamping assembly 20 drives the pressing block 12 closer to the mounting base 11 , multiple probes 13 can enter the notch 121 to prevent the probes 13 from being pressed by the pressing block 12 and being damaged.

Further, the probe 13 can be an elastic stretchable structure. That is, during the clamping process, the probes 13 can elastically press the pins on the display panel to be tested, so as to ensure the connection effect between the probes 13 and the pins. For the specific elastic expansion and contraction structure, reference may be made to existing related designs, which will not be described in detail in this application.

The pressing block 12 can be made of elastic material, such as rubber. While the pressing block 12 exerts proper pressure on the display panel to be tested, the probability of damaging the display panel can be reduced.

In some embodiments, the clamping assembly 20 includes a jaw cylinder 21, a first adapter block 22 and a second adapter block 23, and the first adapter block 22 and the second adapter block 23 are respectively arranged on the jaw cylinder 21 Different driving ends, the pressing block 12 is arranged on the first adapter block 22 , and the mounting seat 11 is arranged on the second adapter block 23 .

The jaw cylinder 21 can use compressed air to drive the first transfer block 22 and the second transfer block 23 to move synchronously, so that the first transfer block 22 and the second transfer block 23 are close to each other or far away from each other, thereby realizing the pressing block 12 And the clamping or loosening of the display panel by the mounting seat 11.

In some embodiments, the lighting mechanism further includes fixing screws (not shown), the pressing block 12 is slid on the first transfer block 22 along the clamping direction, and the pressing block 12 is provided with an adjustment hole 122, and the first turning A fixing hole 221 is defined on the connection block 22 , and the threaded end of the fixing screw passes through the adjustment hole 122 and is screwed into the fixing hole 221 .

Before the lighting test, the relative position of the pressing block 12 and the first adapter block 22 can be adjusted along the clamping direction, thereby changing the relative distance between the plurality of probes 13 and the pressing block 12, and then the distance between the pressing block 12 and the mounting base 11 can be changed. When clamping the display panel, adjust the degree of expansion or compression of the probe 13 .

After the relative position adjustment of the pressure block 12 and the first adapter block 22 is completed, the pressure block 12 can be pressed on the first adapter block 22 by fixing screws, thereby limiting the movement of the pressure block 12 on the first adapter block 22. slide.

Moreover, an adjustment space is reserved in the adjustment hole 122, so that the adjustment hole 122 and the fixing screw can move relative to each other along the clamping direction. After the position of the adjustment hole 122 is changed, the fixing screw will pass through the adjustment hole 122 and be screwed to the fixed screw. Inside the hole 221.

Further, the adjustment holes 122 can be opened on both sides of the pressure block 12, and the corresponding fixing holes 221 can be opened on both sides of the first adapter block 22, and a pair of fixing screws can be respectively passed through the corresponding adjustment holes 122 and threaded. It is fixed in the corresponding fixing hole 221 to form a fixation on both sides of the pressing block 12, which improves the fixing effect and prevents the shaking or displacement of the pressing block 12 after being fixed.

In some embodiments, please refer to Fig. 4-Fig. 6, an adjustment screw 24 can also be provided, the head of the adjustment screw 24 rotates along the clamping direction and is locked in the pressure block 12, and the adjustment screw 24 is connected to the first adapter block 22 threaded connection.

By turning the adjusting screw 24, the distance that the adjusting screw 24 extends into the first adapter block 22 can be changed, and at the same time, the adjusting screw 24 can drive the pressure block 12 to move, thereby accurately adjusting the relative movement of the pressure block 12 along the first adapter block 22. distance.

In some embodiments, please continue to refer to FIG. 1, the moving assembly 30 includes a translation module 31 and a lifting module 32, the translation module 31 is arranged at the driving end of the lifting module 32, and the clamping assembly 20 is arranged on the translation module 31 drive end.

The lifting module 32 is used to lift the lighting jaw 10 to a suitable height, and the translation module 31 is used to send the lighting jaw 10 to the edge of the display panel, so that the pin area of the display panel is located between the mounting base 11 and the pressure block 12 Between, and then the clamping assembly 20 can drive the mounting base 11 and the pressure block 12 to clamp the display panel. The specific structures of the lifting module 32 and the translation module 31 can be realized by using the existing mobile module structure, which will not be described in detail in this application.

It can be understood that those skilled in the art can make equivalent replacements or changes according to the technical solutions of the present application and its application concepts, and all these changes or replacements should fall within the protection scope of the appended claims of the present application.

Claims (10)

1. A display panel lighting mechanism, comprising:

the lighting clamping jaw comprises a mounting seat, a pressing block and a plurality of probes, the mounting seat and the pressing block are oppositely arranged along a clamping direction, and the plurality of probes are sequentially arranged on the mounting seat;

the clamping assembly is used for driving the pressing block and the mounting seat to move oppositely or backwards along the clamping direction; and

and the moving assembly is used for driving the lighting clamping jaw to move to the display panel.

2. The display panel lighting mechanism of claim 1, wherein the pressing block is provided with a notch facing the plurality of probes.

3. The display panel lighting mechanism of claim 1, wherein the probe is of an elastic telescopic structure.

4. The display panel lighting mechanism of claim 1, wherein the clamping assembly includes a clamping cylinder, a first adapter block and a second adapter block, the first adapter block and the second adapter block are respectively disposed at different driving ends of the clamping cylinder, the press block is disposed on the first adapter block, and the mounting base is disposed on the second adapter block.

5. The display panel lighting mechanism of claim 4, wherein the clamping assembly further comprises a fixing screw, the pressing block is slidably disposed on the first adapter block along the clamping direction, the pressing block is formed with an adjusting hole, the first adapter block is formed with a fixing hole, and the fixing screw passes through the adjusting hole and is threadedly fixed in the fixing hole.

6. The display panel lighting mechanism of claim 5, wherein the two sides of the pressing block are both provided with adjusting holes, and the two sides of the first adapter block are both provided with fixing holes, and a pair of fixing screws respectively pass through the corresponding adjusting holes and are screwed in the corresponding fixing holes.

7. The display panel lighting mechanism of claim 5, wherein the clamping assembly further comprises an adjusting screw, the adjusting screw is rotatably clamped in the pressing block along the clamping direction, and the adjusting screw is in threaded connection with the first adapter block.

8. The display panel lighting mechanism of claim 1, wherein the moving assembly comprises a translation module and a lifting module, the translation module is disposed at a driving end of the lifting module, and the clamping assembly is disposed at the driving end of the translation module.

9. The display panel lighting mechanism of claim 1, wherein the pressing piece is an elastic pressing piece.

10. The display panel lighting mechanism of claim 1, further comprising a signal control board disposed at a lower end of the mounting base, the signal control board being electrically connected to the plurality of probes.

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