CN113433352A - Screen performance testing device and screen performance testing method - Google Patents

Abstract

The application discloses a screen body performance testing device and a screen body performance testing method, wherein the screen body performance testing device comprises a substrate and a connecting piece, at least four terminal fixing pieces arranged along a first direction are arranged on the substrate, each terminal fixing piece comprises a plurality of terminal fixing positions arranged along a second direction, each terminal fixing piece is fixedly provided with a plurality of connecting terminals, and each connecting terminal is detachably arranged at the terminal fixing positions; the connecting member has a plurality of connecting portions each for connecting two connecting terminals located at terminal fixing positions adjacent in the first direction. The screen body performance testing device can test different combinations of a plurality of different screen bodies and a plurality of different chips, thereby saving the cost.

Description

Screen performance testing device and screen performance testing method

Technical Field

The application belongs to the technical field of display equipment, and particularly relates to a screen body performance testing device and a screen body performance testing method.

Background

The display device's the screen body includes the display area and at least part surrounds the non-display area of display area, be provided with the screen body input terminal that is used for carrying out the test to the display effect of display area usually in the non-display area, can be external in the screen body input terminal of the screen body that awaits measuring with the chip, carry out screen body performance test to the screen body that awaits measuring, but because the terminal interval of different chips and the screen body input terminal of the screen body that awaits measuring do not match, thereby it is difficult to realize adopting the screen body performance test of different chips to the screen body that awaits measuring.

Disclosure of Invention

The embodiment of the application provides a screen body performance testing device and a screen body performance testing method.

On one hand, the embodiment of the application provides a screen body performance testing device, which comprises a substrate and a connecting piece, wherein at least four terminal fixing pieces arranged along a first direction are arranged on the substrate, each terminal fixing piece comprises a plurality of terminal fixing positions arranged along a second direction, a plurality of connecting terminals are fixed on each terminal fixing piece, and each connecting terminal is detachably mounted at each terminal fixing position; the connecting member has a plurality of connecting portions each for connecting two of the connecting terminals located at terminal fixing positions adjacent in the first direction.

According to a first aspect of the present application, the terminal fixture includes a plurality of first fixing pin assemblies arranged in the second direction, each of the first fixing pin assemblies having one end mounted to the substrate and the other end for fixing with the connection terminal, and each of the first fixing pin assemblies includes at least one first fixing pin.

According to a first aspect of the present application, the terminal fixture includes:

the sliding chute extends along the second direction, the width of the opening of the sliding chute along the first direction is smaller than that of the bottom wall of the sliding chute, and the width of one end, extending into the sliding chute, of the connecting terminal along the first direction is larger than that of the opening of the sliding chute along the first direction;

the stop block assembly comprises a plurality of stop blocks which are used for being installed in the sliding groove and are positioned between the adjacent connecting terminals, wherein in the plurality of stop blocks, one part of the stop blocks are installed in the sliding groove and then have the same length in the second direction, and the other part of the stop blocks are installed in the sliding groove and then have different lengths in the second direction.

According to the first aspect of the present application, the terminal holding member includes a crimping plate for crimping with the substrate, and each of the connection terminals is crimped between the substrate and the crimping plate.

According to a first aspect of the present application, the terminal fixing member includes a magnetic attraction strip fixed to the substrate, and the connection terminal is magnetically attracted and fixed with the magnetic attraction strip.

According to a first aspect of the application, the magnetic attraction strip is an electromagnet.

According to the first aspect of this application, connecting terminal is including the first connecting terminal that is used for connecting test equipment's output terminal, the second connecting terminal that is used for connecting chip signal input end, the third connecting terminal that is used for connecting chip signal output end and the fourth connecting terminal that is used for connecting the screen body input terminal of the screen body that awaits measuring, is used for fixing the terminal mounting of first connecting terminal, be used for fixing the terminal mounting of second connecting terminal, be used for fixing the terminal mounting of third connecting terminal with the terminal mounting of fourth connecting terminal is followed first direction arranges in proper order, first connecting terminal with pass through between the second connecting terminal connecting portion one-to-one connect the third connecting terminal with pass through between the fourth connecting terminal connecting portion one-to-one is connected.

According to the first aspect of the present application, the first connection terminal, the second connection terminal, the third connection terminal, and the fourth connection terminal are all replacement parts.

According to the first aspect of the present application, the connection portion and the connection terminal are fixed by crimping.

On the other hand, the embodiment of the application also provides a method for testing the performance of the screen body, which comprises the following steps:

adjusting the distance between first connecting terminals to be the same as the distance between output terminals of test equipment, and connecting the first connecting terminals with the output terminals of the test equipment in a one-to-one correspondence manner;

adjusting the distance between the fourth connecting ends to be the same as the distance between the screen body input terminals of the screen body to be detected, and connecting the fourth connecting terminals with the screen body input terminals of the screen body to be detected in a one-to-one corresponding manner;

adjusting the distance between second connecting terminals to be the same as that of chip signal input ends, connecting the second connecting terminals with the chip signal input ends in a one-to-one correspondence manner, and connecting the first connecting ends with the second connecting ends in a one-to-one correspondence manner through the connecting parts;

adjusting the distance between third connecting terminals to be the same as that between chip signal output ends, connecting the third connecting terminals with the chip signal output ends in a one-to-one correspondence manner, and connecting the third connecting ends with the fourth connecting ends in a one-to-one correspondence manner through the connecting parts;

and lightening the screen body to be tested and observing a test result.

Compared with the prior art, the screen body performance testing device provided by the application comprises a substrate and a connecting piece, wherein at least four terminal fixing pieces are arranged on the substrate, each terminal fixing piece is arranged along a first direction, so that the testing equipment and the chip can be connected with the screen body to be tested in sequence, each terminal fixing piece comprises a plurality of terminal fixing positions which are arranged along a second direction crossed with the first direction, a plurality of connecting terminals are fixed on each terminal fixing piece, each connecting terminal is detachably connected with each terminal fixing position, the distance between different connecting terminals can be adjusted by adjusting the connection between each connecting terminal and different terminal fixing positions, so that different chips, the screen body to be tested and the testing equipment can be adapted, when different chips are used for testing the screen body to be tested, only the distance between the connecting terminals used for being connected with the chips needs to be adjusted, the adjustment is convenient, and each screen body performance testing device can test the combination of any one screen body in a plurality of different screen bodies and any one chip in a plurality of different chips, thereby saving the cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a screen performance testing apparatus provided in an embodiment of the present application;

FIG. 2 is a schematic diagram of a portion of the structure of the screen performance testing apparatus of FIG. 1;

FIG. 3 is a left side view of the screen body performance testing apparatus of FIG. 1;

FIG. 4 is a top view of the screen body performance testing apparatus of FIG. 1;

fig. 5 is a schematic structural diagram of another screen performance testing apparatus provided in an embodiment of the present application;

FIG. 6 is a left side view of the screen body performance testing apparatus of FIG. 5;

FIG. 7 is a top view of the screen body performance testing apparatus of FIG. 5;

fig. 8 is a schematic structural diagram of another screen performance testing apparatus provided in the embodiment of the present application;

FIG. 9 is a left side view of the screen body performance testing apparatus of FIG. 8;

FIG. 10 is a top view of the screen body performance testing apparatus of FIG. 8;

fig. 11 is a schematic structural diagram of a further screen performance testing apparatus provided in an embodiment of the present application;

FIG. 12 is a left side view of the screen body performance testing apparatus of FIG. 11;

FIG. 13 is a top view of the screen body performance testing apparatus of FIG. 11;

fig. 14 is a flowchart of a method for testing performance of a screen body according to an embodiment of the present application.

In the drawings:

1-a substrate; 2-terminal fixing member; 3-terminal fixing; 4-a connection terminal; 41-first connection terminal; 42-second connection terminal; 43-third connection terminal; 44-fourth connection terminal; 5-a connecting part; 6-a first fixing pin; 7-a chute; 8-a crimping plate; 9-magnetic attraction strips; 10-chip.

Detailed Description

Features and exemplary embodiments of various aspects of the present application will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present application by illustrating examples thereof.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The display device's the screen body includes the display area and surrounds the non-display area of at least partial display area, is provided with the screen body input terminal that is used for testing the display effect of display area usually in non-display area, behind the screen body output, needs to carry out screen body capability test to the screen body, and concrete mode is: the external chip 10 is connected with the input terminal of the screen body, and the chip 10 is connected with the test equipment, so as to perform optical test, brightness test, chroma test, power consumption test and the like on the screen body to be tested, different chips 10 can be connected with the input terminal of the screen body to be tested so as to perform different screen body performance tests on the screen body, especially in the research and development stage, different chips 10 can be used for performing the screen body performance test on the same screen body, so as to obtain the matching effect of the screen body and different chips 10, and the inventor finds through research that the screen body performance after replacing the chip 10 can not be tested due to the fact that the terminal spacing of different chips 10 is not matched with the terminal spacing of the screen body test terminal of the screen body to be tested, otherwise, the design and manufacture of the screen body need to be performed again, so as to cause a large amount of financial resources and manpower investment, that the screen body performance test of the screen body to be tested by using different chips 10 is difficult to realize at present, the inventor provides a screen performance testing device and a screen performance testing method based on the analysis of the problems.

For better understanding of the present application, a screen performance testing apparatus and a screen performance testing method according to an embodiment of the present application are described in detail below with reference to fig. 1 to 14.

Referring to fig. 1 to 2, an embodiment of the present application provides a device for testing performance of a screen body, including a substrate 1 and a connecting member, where at least four terminal fixing members 2 arranged along a first direction x are disposed on the substrate 1, each terminal fixing member 2 includes a plurality of terminal fixing locations 3 arranged along a second direction y, each terminal fixing member 2 is fixed with a plurality of connecting terminals 4, each connecting terminal 4 is detachably mounted on the terminal fixing location 3, the connecting member has a plurality of connecting portions 5, and each connecting portion 5 is used for connecting two connecting terminals 4 located at terminal fixing locations 3 adjacent to each other along the first direction x.

The screen body capability test device that this application provided includes substrate 1 and connecting piece, is provided with four at least terminal mountings 2 on the substrate 1, as shown in fig. 2, and each terminal mounting 2 is arranged along first direction x to be convenient for connect gradually test equipment and chip 10, chip 10 and the screen body that awaits measuring. Each terminal fixing member 2 includes a plurality of terminal fixing sites 3 arranged along a second direction y intersecting the first direction x, and a plurality of connection terminals 4 are fixed on each terminal fixing member 2, each connection terminal 4 is detachably connected to each terminal fixing site 3, and each connection terminal 4 can be connected to a different terminal fixing site 3 by adjusting, so as to adjust the pitch of different connection terminals 4 to adapt to different chips 10, panels to be tested and test equipment, as shown in fig. 1, the pitch of the connection terminals 4 for connection with the chip 10 can be adjusted to be aligned with the terminals of the signal input terminal and the signal output terminal of the chip 10 one by one, the pitch of the connection terminals 4 for connection with the test equipment can be adjusted to be aligned with the output terminals of the test equipment one by one, the pitch of the connection terminals 4 for connection with the input terminals of the panels can be adjusted to be aligned with the input terminals of the panels one by one, and connecting terminal 4 that will be used for being connected with the signal input part of chip 10 and connecting terminal 4 that is used for being connected with test equipment pass through connecting portion 5 one-to-one and be connected, connecting terminal 4 that will be used for being connected with the signal output part of chip 10 and connecting terminal 4 that is used for being connected with the screen body that awaits measuring pass through connecting portion 5 one-to-one and be connected, in order to realize test equipment, the circuit connection of chip 10 and the screen body that awaits measuring, when adopting different chips 10 to test the screen body that awaits measuring, only need adjust the interval that is used for connecting terminal 4 that is connected with chip 10 can, it is convenient to adjust, and every screen body capability test device can test the combination of arbitrary screen body in a plurality of different screen bodies and arbitrary chip in a plurality of different chips 10, and cost.

In a possible embodiment, as shown in fig. 1 and 2, the panel testing apparatus includes four terminal fixtures 2, and each terminal fixture 2 is respectively fixed with a connection terminal 4 for connecting a chip 10, for connecting a testing device, and for connecting a panel to be tested, specifically, as shown in fig. 1, the connection terminal 4 includes a first connection terminal 41 for connecting an output terminal of the testing device, a second connection terminal 42 for connecting a signal input terminal of the chip, a third connection terminal 43 for connecting a signal output terminal of the chip, and a fourth connection terminal 44 for connecting a panel input terminal of the panel to be tested, among the four terminal fixtures 2, the terminal fixture 2 for fixing the first connection terminal 41, the terminal fixture 2 for fixing the second connection terminal 42, the terminal fixture 2 for fixing the third connection terminal 43, and the terminal fixture 2 for fixing the fourth connection terminal 44 are sequentially arranged along a first direction x, the first connection terminals 41 and the second connection terminals 42 are connected to each other by the connection portions 5 in a one-to-one correspondence, and the third connection terminals 43 and the fourth connection terminals 44 are connected to each other by the connection portions 5 in a one-to-one correspondence.

In the above embodiment, when performing a test, as shown in fig. 3 and 4, the output terminals of the test equipment are connected with the first connection terminals 41 in a one-to-one correspondence manner, the first connection terminals 41 are connected with the second connection terminals 42 in a one-to-one correspondence manner through the connection portions 5, the second connection terminals 42 are connected with the signal input ends of the chip 10 in a one-to-one correspondence manner, the signal output ends of the chip 10 are connected with the third connection terminals 43 in a one-to-one correspondence manner, the third connection terminals 43 are connected with the fourth connection terminals 44 in a one-to-one correspondence manner through the connection portions 5, the fourth connection terminals 44 are connected with the screen input terminals of the screen to be tested in a one-to-one correspondence manner, so as to realize the sequential connection of the test equipment, the chip 10 and the screen to be tested, wherein the pitch of each first connection terminal 41 is adjustable to be the same as the pitch of the output terminals of the test equipment, so as to facilitate the one-to-one connection of the first connection terminals 41 and the output terminals of the test equipment, similarly, the distance between the second connection terminals 42 is adjusted to be the same as the distance between the chip signal input ends, the distance between the third connection terminals 43 is adjusted to be the same as the distance between the chip signal output ends, so that the second connection terminals 42 are connected with the chip signal input ends in a one-to-one correspondence manner, the third connection terminals 43 are connected with the chip signal output ends in a one-to-one correspondence manner, the distance between the fourth connection terminals 44 is adjusted to be the same as the distance between the screen body input terminals of the screen body to be detected, and the screen body input terminals of the screen body to be detected are connected with the fourth connection terminals 44 in a one-to-one correspondence manner.

In the above embodiment, after the connection terminals 4 and the devices (the chip 10, the test device, and the screen to be tested) are aligned and connected, the first connection terminals 41 and the second connection terminals 42 need to be connected in a one-to-one correspondence manner through the connection portions 5, at this time, when the distance between each first connection terminal 41 is the same as the distance between each second connection terminal 42, the connection portions 5 extend along the first direction x to connect the first connection terminals 41 and the second connection terminals 42 in a one-to-one correspondence manner, as shown in fig. 1 and 4, the connection manner may be crimping, and the like, which is not limited in this application; when the pitch of each first connection terminal 41 is different from the pitch of each second connection terminal 42, the connection portion 5 extends in a direction forming an angle with the first direction x to connect the first connection terminals 41 and the second connection terminals 42 in a one-to-one correspondence manner, and the connection manner may be crimping, and the like, which is not limited in the embodiment of the present application; the connection mode of the third connection terminal 43 and the fourth connection terminal 44 is the same as the connection mode of the first connection terminal 41 and the second connection terminal 42, and the description thereof is omitted.

In the above embodiment, when adjusting the pitch between the first connection terminals 41, a plurality of terminal fixing sites 3 spaced at appropriate distances in one terminal fixing member 2 may be selected, and the first connection terminals 41 are fixed to the selected terminal fixing sites 3 so that the pitch of the first connection terminals 41 matches the pitch of the output terminals of the test equipment; the method for adjusting the distance between the second connection terminals 42, the distance between the third connection terminals 43, and the distance between the fourth connection terminals 44 is the same as the method for adjusting the distance between the first connection terminals 41, which is not described herein, wherein when the terminal fixing member 2 is selected, four adjacent terminal fixing members 2 in the screen performance testing apparatus need to be selected, and the terminal fixing member 2 for fixing the first connection terminals 41, the terminal fixing member 2 for fixing the second connection terminals 42, the terminal fixing member 2 for fixing the third connection terminals 43, and the terminal fixing member 2 for the fourth connection terminals 44 are sequentially arranged along the first direction x, so that the screen to be tested, the chip 10, and the testing apparatus are sequentially connected along the first direction x, and the connection is more convenient while the signal flow during the screen performance testing is ensured.

In a possible embodiment, the first connection terminal 41, the second connection terminal 42, the third connection terminal 43, and the fourth connection terminal 44 are all replacement parts, so that the replacement parts with appropriate width (distance along the second direction y) and length (distance along the first direction x) can be selected according to the width of the output terminal, the chip signal input terminal, the chip signal output terminal, the screen input terminal of the screen to be tested, the size of the chip 10 (distance between the chip signal input terminal and the chip signal output terminal), and the like, so as to meet the wider test requirements, and can be replaced after being damaged, and the whole screen performance test device does not need to be replaced due to the damage of the connection terminal 4, so that the cost is saved.

In the screen performance testing apparatus provided by the present application, there are various fixing methods of the terminal fixing member 2 and each of the connection terminals 4, and various embodiments will be described below with reference to the drawings.

In a possible embodiment, as shown in fig. 1 and 2, the terminal fixing member 2 includes a plurality of first fixing pin 6 assemblies arranged along the second direction y, one end of each first fixing pin 6 assembly is mounted to the substrate 1, and the other end is used for fixing with the connection terminal 4, and each first fixing pin 6 assembly includes at least one first fixing pin 6.

In the above embodiment, as shown in fig. 2, each first fixing pin 6 assembly is a terminal fixing position 3, so that the distance between the connection terminals 4 can be adjusted by fixing the connection terminals 4 at different terminal fixing positions 3, each first fixing pin 6 assembly includes at least one first fixing pin 6, the connection terminals 4 are fixed to the first fixing pins 6 in a one-to-one manner, and the fixing manner is detachable, so that the distance between the connection terminals 4 can be adjusted conveniently.

In another possible embodiment, as shown in fig. 5, 6 and 7, the terminal fixing member 2 includes a sliding slot 7 and a stopper assembly (not shown in the drawings), wherein the sliding slot 7 extends along the second direction y, the width of the opening of the sliding slot 7 along the first direction x is smaller than the width of the bottom wall of the sliding slot 7, and the width of the end of the connecting terminal 4 extending into the sliding slot 7 along the first direction x is larger than the width of the opening of the sliding slot 7 along the first direction x; the stop block assembly comprises a plurality of stop blocks which are used for being installed in the sliding groove 7 and located between the adjacent connecting terminals 4, wherein in the plurality of stop blocks, one part of the stop blocks are installed in the sliding groove 7 and then have the same length along the second direction y, and the other part of the stop blocks are installed in the sliding groove 7 and then have different lengths along the second direction y.

In the above embodiment, the sliding groove 7 and the stopper assembly can define a plurality of terminal fixing positions 3 together, the connecting terminals 4 can move along the extending direction of the sliding groove 7 to slide into the sliding groove 7 from one end of the sliding groove 7, the stoppers are arranged between the adjacent connecting terminals 4, and the suitable stoppers can be selected according to actual requirements to limit the distance between the adjacent connecting terminals 4, so that the distance between the connecting terminals 4 is matched with the distance between the output terminal of the testing equipment, the chip signal input terminal, the chip signal output terminal or the screen body input terminal of the screen body to be tested.

In the above embodiment, the width of the opening of the chute 7 along the first direction x is smaller than the width of the bottom wall of the chute 7, and the width of the end of the connecting terminal 4 extending into the chute 7 along the first direction x is larger than the width of the opening of the chute 7 along the first direction x, so that the connecting terminal 4 can be limited in the groove along the direction parallel to the thickness of the substrate 1, as shown in fig. 6, the shape of the cross section of the groove along the direction perpendicular to the second direction y can be an inverted "T" shape, and the shape of the cross section of the end of the connecting terminal 4 extending into the chute 7 after extending into the chute 7 along the direction perpendicular to the second direction y can also be an inverted "T" shape, so that the connecting terminal 4 is limited in the groove along the direction parallel to the thickness of the substrate 1; the shape of the cross section of the groove along the direction perpendicular to the second direction y can also be circular, triangular, polygonal and the like, and the application is not particularly limited; the shape of the section of one end of the connecting terminal 4, which extends into the sliding chute 7 after extending into the sliding chute 7, along the second direction y is the same as the shape of the section of the groove along the second direction y, so that the matching effect of the connecting terminal 4 and the groove is better and more stable; the shape of the cross section of one end of the connecting terminal extending into the sliding chute 7 after extending into the sliding chute 7 along the second direction y can be different from the shape of the cross section of the groove along the second direction y, and the application is not limited particularly.

In another possible embodiment, as shown in fig. 8, 9 and 10, the terminal holding member 2 includes a crimping plate 8 for crimping with the substrate 1, and each of the connection terminals 4 is crimped between the substrate 1 and the crimping plate 8.

In the above embodiment, the press-contact plate 8 extends along the second direction y, a press-contact terminal is disposed along the side of the press-contact plate 8 facing the substrate 1, the press-contact terminal is pressed into the substrate 1 to fix the press-contact plate 8 and the substrate 1, the press-contact plate 8 is pressed between the two ends of the connection terminal 4 along the extending direction of the connection terminal 4 and exposes the two ends for subsequent electrical connection, the press-contact plate 8 includes a plurality of terminal fixing positions 3 along the extending direction thereof, each connection terminal 4 is movable along the second direction y to perform position adjustment between the terminal fixing positions 3, and position fixation is performed after the press-contact plate 8 is pressed and fixed with the substrate 1.

In still another possible embodiment, as shown in fig. 11, 12 and 13, the terminal holder 2 includes a magnetic attraction strip 9 fixed to the substrate 1, and the connection terminal 4 is magnetically attracted to the magnetic attraction strip 9.

In the above embodiment, the magnetic attraction strip 9 extends along the second direction y, and the magnetic attraction strip 9 includes a plurality of terminal fixing positions 3 along the extending direction thereof, and each connection terminal 4 can be moved along the second direction y and fixed at any position of the magnetic attraction strip 9, so that the connection terminal 4 can be switched between any terminal fixing positions 3.

In a possible embodiment, the magnetic attraction strip 9 is an electromagnet, which has magnetism when it is powered on, so that the connection terminal 4 and the electromagnet can be fixed by magnetic attraction, and when it is powered off, the magnetism of the electromagnet disappears, so that the connection terminal 4 and the electromagnet can be separated.

In another possible embodiment, the magnetic attraction strip 9 may also be a magnet, and the application is not particularly limited.

The present application further provides a method for testing performance of a screen body, as shown in fig. 14, including:

s101, adjusting the distance between the first connecting terminals 41 to be the same as the distance between the output terminals of the test equipment, and connecting the first connecting terminals 41 with the output terminals of the test equipment in a one-to-one correspondence manner;

s102, adjusting the distance between the fourth connecting ends to be the same as that between the screen body input terminals of the screen body to be detected, and connecting the fourth connecting terminals 44 with the screen body input terminals of the screen body to be detected in a one-to-one corresponding manner;

s103, adjusting the distance between the second connecting terminals 42 to be the same as the distance between the chip signal input ends, connecting the second connecting terminals 42 with the chip signal input ends in a one-to-one correspondence manner, and connecting the first connecting ends with the second connecting ends in a one-to-one correspondence manner through the connecting parts 5;

s104, adjusting the distance between the third connecting terminals 43 to be the same as that between the chip signal output ends, connecting the third connecting terminals 43 with the chip signal input ends in a one-to-one correspondence manner, and connecting the third connecting ends with the fourth connecting ends in a one-to-one correspondence manner through the connecting parts 5;

s105, lightening the screen body to be tested and observing the test result.

In the above embodiment, the distance between each connection terminal 4 in the screen performance testing device can be adjusted to match with the screen to be tested, the chip 10, the testing equipment, and the like, and the adjacent and unconnected connection terminals 4 are connected through the connection part 5, when the connection is performed through the connection part 5, the connection is not limited by the distance between the terminals in the screen to be tested, the chip 10 and the testing equipment, and the electrical connection can be realized by adjusting the position of the connection part 5, so that the signal transmission among the screen to be tested, the chip 10 and the testing equipment is realized; because the distance between the connecting terminals 4 is adjustable and the position of the connecting part 5 is adjustable, the screen body performance testing device has wider application range and lower cost for testing the screen body performance.

As will be apparent to those skilled in the art, for convenience and brevity of description, the specific working processes of the systems, modules and units described above may refer to corresponding processes in the foregoing method embodiments, and are not described herein again. It should be understood that the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the present application, and these modifications or substitutions should be covered within the scope of the present application.

It should also be noted that the exemplary embodiments mentioned in this application describe some methods or systems based on a series of steps or devices. However, the present application is not limited to the order of the above-described steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in an order different from the order in the embodiments, or may be performed simultaneously.

Claims (10)

1. A screen body performance testing device is characterized by comprising:

the circuit board comprises a substrate, at least four terminal fixing pieces arranged along a first direction are arranged on the substrate, each terminal fixing piece comprises a plurality of terminal fixing positions arranged along a second direction, a plurality of connecting terminals are fixed on each terminal fixing piece, and each connecting terminal is detachably mounted at each terminal fixing position;

and the connecting piece is provided with a plurality of connecting parts, and each connecting part is used for connecting two connecting terminals located at the terminal fixing positions adjacent to each other along the first direction.

2. A screen performance testing apparatus according to claim 1, wherein the terminal fixing member includes a plurality of first fixing pin assemblies arranged in the second direction, one end of each of the first fixing pin assemblies being mounted to the substrate and the other end thereof being used for fixing with the connection terminal, each of the first fixing pin assemblies including at least one first fixing pin.

3. A screen body performance testing apparatus according to claim 1, wherein the terminal fixing member comprises:

the sliding chute extends along the second direction, the width of the opening of the sliding chute along the first direction is smaller than that of the bottom wall of the sliding chute, and the width of one end, extending into the sliding chute, of the connecting terminal along the first direction is larger than that of the opening of the sliding chute along the first direction;

the stop block assembly comprises a plurality of stop blocks which are used for being installed in the sliding groove and are positioned between the adjacent connecting terminals, wherein in the plurality of stop blocks, one part of the stop blocks are installed in the sliding groove and then have the same length in the second direction, and the other part of the stop blocks are installed in the sliding groove and then have different lengths in the second direction.

4. A screen body performance testing apparatus according to claim 1, wherein said terminal holding member includes a crimping plate for crimping with said substrate, each of said connection terminals being crimped between said substrate and said crimping plate.

5. A screen performance testing device according to claim 1, wherein the terminal fixing member includes a magnetic attraction strip fixed to the substrate, and the connection terminal is magnetically fixed to the magnetic attraction strip.

6. A screen body performance testing device according to claim 5, wherein the magnetic attraction strips are electromagnets.

7. The screen body performance testing device of claim 1, wherein the connection terminals comprise a first connection terminal for connecting an output terminal of a testing device, a second connection terminal for connecting a signal input terminal of a chip, a third connection terminal for connecting a signal output terminal of the chip, and a fourth connection terminal for connecting a screen body input terminal of a screen body to be tested, a terminal fixing member for fixing the first connection terminal, a terminal fixing member for fixing the second connection terminal, a terminal fixing member for fixing the third connection terminal, and a terminal fixing member for fixing the fourth connection terminal are arranged in this order along the first direction, the first connecting terminal and the second connecting terminal are connected in a one-to-one correspondence mode through the connecting portions, and the third connecting terminal and the fourth connecting terminal are connected in a one-to-one correspondence mode through the connecting portions.

8. A screen body performance testing device according to claim 7, wherein the first connection terminal, the second connection terminal, the third connection terminal and the fourth connection terminal are all replacement parts.

9. A screen body performance testing device according to claim 7, wherein the connecting part and the connecting terminal are fixed by crimping.

10. A method for testing performance of a screen body is characterized by comprising the following steps:

adjusting the distance between first connecting terminals to be the same as the distance between output terminals of test equipment, and connecting the first connecting terminals with the output terminals of the test equipment in a one-to-one correspondence manner;

adjusting the distance between the fourth connecting ends to be the same as the distance between the screen body input terminals of the screen body to be detected, and connecting the fourth connecting terminals with the screen body input terminals of the screen body to be detected in a one-to-one corresponding manner;

adjusting the distance between second connecting terminals to be the same as that of chip signal input ends, connecting the second connecting terminals with the chip signal input ends in a one-to-one correspondence manner, and connecting the first connecting ends with the second connecting ends in a one-to-one correspondence manner through the connecting parts;

adjusting the distance between third connecting terminals to be the same as that between chip signal output ends, connecting the third connecting terminals with the chip signal output ends in a one-to-one correspondence manner, and connecting the third connecting ends with the fourth connecting ends in a one-to-one correspondence manner through the connecting parts;

and lightening the screen body to be tested and observing a test result.

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