CN210442605U

CN210442605U - TFT array substrate defect rapid detection device

Info

Publication number: CN210442605U
Application number: CN201921403507.6U
Authority: CN
Inventors: 王瑾
Original assignee: Jiangsu Jinhua Electronics Co ltd
Current assignee: Jiangsu Jinhua Electronics Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-01
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a TFT array substrate defect rapid detection device, in particular to the detection field, which comprises a base, wherein the top of the base is fixedly connected with a placing mechanism, and a detection mechanism is arranged inside the base; the placing mechanism comprises a placing table, and a supporting frame is arranged in the placing table. The utility model discloses be connected through first electric wire and third electric wire electricity in-service use, the circular telegram has been carried out, has set up the hydraulic stem in the base, and contact block and the circular telegram of third electric wire through the arc copper surface at hydraulic stem top all have the slot on upper and lower two-layer through TFT array substrate itself, and wherein the slot on upper strata is longitudinal arrangement, and the lower floor is transverse arrangement. When the liquid crystal is in a natural state without voltage, light rays emitted from the upper layer of the backlight source are twisted by 90 degrees after passing through the interlayer, so that the light rays can smoothly penetrate through the lower layer, and the dark defects of the TFT array substrate are judged.

Description

TFT array substrate defect rapid detection device

Technical Field

The utility model relates to a detection area, more specifically say, the utility model relates to a TFT array substrate defect short-term test device.

Background

TFT is an abbreviation of thin film transistor. The TFT type display screen is a mainstream display device in various notebook computers and desktop computers, and each liquid crystal pixel point on the display screen is driven by a thin film transistor integrated behind the pixel point, so the TFT type display screen is also a type of active matrix liquid crystal display device. The TFT type display has the advantages of high responsivity, high brightness, high contrast and the like, and the display effect of the TFT type display is close to that of the CRT type display.

Chinese patent application publication No. CN101359613B discloses a TFT array detection apparatus, which includes an energy filter for performing energy screening; and a secondary electron detector for detecting the secondary electrons having passed through the energy filter.

However, in practical use, the TFT array substrate has defects that are eliminated one by one in the production line, and the inspection efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a TFT array substrate defect short-term test device is connected through first electric wire and third electric wire electricity, circular telegram, set up the hydraulic stem in the base, through the contact piece and the circular telegram of third electric wire on the arc copper surface at hydraulic stem top, all have the slot on upper and lower two-layer through TFT array substrate itself, wherein the slot on upper strata is longitudinal arrangement, and the lower floor is transverse arrangement. When the liquid crystal is in a natural state without voltage, the light emitted from the upper layer of the backlight passes through the interlayer and is twisted by 90 degrees, so that the light can smoothly pass through the lower layer, and the dark defects of the TFT array substrate can be judged, so that the problems in the background art can be solved.

In order to achieve the above object, the utility model provides a following technical scheme: a TFT array substrate defect rapid detection device comprises a base, wherein the top of the base is fixedly connected with a placement mechanism, and a detection mechanism is arranged inside the base;

the placing mechanism comprises a placing table, a supporting frame is arranged in the placing table, a TFT array substrate is arranged on the surface of the supporting frame, a first electric wire is arranged on one side of the placing table, a second electric wire is arranged on the inner wall of the placing table, and a main switch is arranged on one side of the second electric wire;

the detection mechanism comprises a third electric wire, the first electric wire is electrically connected with the third electric wire, a hydraulic rod is fixedly connected in the base, a spring is arranged on the surface of the hydraulic rod, an arc-shaped copper plate is arranged at the top of the hydraulic rod, and a contact block is arranged on the surface of the arc-shaped copper plate.

In a preferred embodiment, the number of the supporting frames is three, and all the supporting frames are arranged inside the placing table.

In a preferred embodiment, the TFT array substrate is a group of sixty-three substrates, and all the substrates are disposed on the surface of the support frame.

The utility model discloses a technological effect and advantage:

1. the utility model discloses place TFT array substrate through the stand inner support frame of placing at base top in the in-service use, one side and the first electric wire electricity of TFT array substrate are connected, the opposite side and the second electric wire electricity of TFT array substrate are connected, one side at the second electric wire has set up master switch, the operation of being convenient for, there are three groups of support frames that set up in placing the platform, improved the stability that TFT array substrate put into placing the platform, compared with the prior art, improved the stability of placing the platform;

2. the utility model discloses be connected through first electric wire and third electric wire electricity in-service use, the circular telegram has been carried out, has set up the hydraulic stem in the base, and contact block and the circular telegram of third electric wire through the arc copper surface at hydraulic stem top all have the slot on upper and lower two-layer through TFT array substrate itself, and wherein the slot on upper strata is longitudinal arrangement, and the lower floor is transverse arrangement. When the liquid crystal is in a natural state without voltage, light rays emitted from the upper layer of the backlight source pass through the interlayer and then are twisted by 90 degrees, so that the light rays can smoothly penetrate through the lower layer, and therefore, the dark defects of the TFT array substrate are judged.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the placing table of the present invention.

Fig. 3 is a schematic side view of the present invention.

Fig. 4 is a schematic side sectional view of the present invention.

Fig. 5 is a schematic view of a partial structure of the present invention.

The reference signs are:

the device comprises a base 1, a placing table 2, a supporting frame 3, a first electric wire 4, a TFT array substrate 5, a second electric wire 6, a main switch 7, a hydraulic rod 8, a spring 9, an arc copper plate 10, a contact block 11, a placing mechanism 12, a detection mechanism 13 and a third electric wire 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a TFT array substrate 5 defect rapid detection device, which comprises a base 1, wherein a placing mechanism 12 is fixedly connected to the top of the base 1, and a detection mechanism 13 is arranged inside the base 1;

the placing mechanism 12 comprises a placing table 2, a supporting frame 3 is arranged inside the placing table 2, a TFT array substrate 5 is arranged on the surface of the supporting frame 3, a first electric wire 4 is arranged on one side of the placing table 2, a second electric wire 6 is arranged on the inner wall of the placing table 2, and a main switch 7 is arranged on one side of the second electric wire 6;

the number of the support frames 3 is three, and the support frames are all arranged in the placing table 2;

the TFT array substrates 5 are grouped into sixty-three substrates which are all arranged on the surface of the support frame 3;

the implementation mode is specifically as follows: the utility model discloses place TFT array substrate 5 through the support frame 3 in the platform of placing at 1 top of base in-service use, one side and the 4 electricity of first electric wire of TFT array substrate 5 are connected, TFT array substrate 5's opposite side and 6 electricity of second electric wire are connected, main switch 7 has been set up in one side of second electric wire 6, the operation of being convenient for, it has three groups to place support frame 3 that the platform 2 set up, the stability in placing platform 2 is put into to TFT array substrate 5 has been improved, this embodiment has specifically solved among the prior art and has reduced the measurement production influence of the unstability of placing platform 2 to TFT array substrate 5.

As shown in fig. 1-5, the detection mechanism 13 includes a third electric wire 14, the first electric wire 4 is electrically connected to the third electric wire 14, a hydraulic rod 8 is fixedly connected in the base 1, a spring 9 is disposed on the surface of the hydraulic rod 8, an arc-shaped copper plate 10 is disposed on the top of the hydraulic rod 8, and a contact block 11 is disposed on the surface of the arc-shaped copper plate 10;

the implementation mode is specifically as follows: the utility model discloses being connected through first electric wire 4 and 14 electricity of third electric wire in-service use, circular telegram, set up hydraulic stem 8 in base 1, contact piece 11 and the 14 circular telegrams of third electric wire on the arc copper 10 surface through the 8 tops of hydraulic stem, all have the slot on upper and lower two-layer through TFT array substrate 5 itself, wherein the slot on upper strata is longitudinal arrangement, and the lower floor is transverse arrangement. When the liquid crystal is in a natural state without voltage, light rays emitted from the upper layer of the backlight source pass through the interlayer and then are twisted by 90 degrees, so that the light rays can smoothly penetrate through the lower layer, and the dark defects of the TFT array substrate 5 are judged.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, a TFT array substrate 5 is placed through a support frame 3 in a placing table 2 on the top of a base 1, one side of the TFT array substrate 5 is electrically connected with a first electric wire 4, the other side of the TFT array substrate 5 is electrically connected with a second electric wire 6, a main switch 7 is arranged on one side of the second electric wire 6, operation is convenient, three groups of support frames 3 are arranged in the placing table 2, and stability of placing the TFT array substrate 5 in the placing table 2 is improved;

referring to the attached fig. 1-5 of the specification, the first electric wire 4 is electrically connected with the third electric wire 14 for electrifying, a hydraulic rod 8 is arranged in the base 1, and the contact block 11 on the surface of the arc copper plate 10 on the top of the hydraulic rod 8 is electrified with the third electric wire 14.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a TFT array substrate defect short-term test device, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a placing mechanism (12), and a detection mechanism (13) is arranged inside the base (1);

the placing mechanism (12) comprises a placing table (2), a supporting frame (3) is arranged inside the placing table (2), a TFT array substrate (5) is arranged on the surface of the supporting frame (3), a first electric wire (4) is arranged on one side of the placing table (2), a second electric wire (6) is arranged on the inner wall of the placing table (2), and a main switch (7) is arranged on one side of the second electric wire (6);

detection mechanism (13) mechanism is including third electric wire (14), first electric wire (4) are connected with third electric wire (14) electricity, fixedly connected with hydraulic stem (8) in base (1), the surface of hydraulic stem (8) is equipped with spring (9), the top of hydraulic stem (8) is equipped with arc copper (10), the surface of arc copper (10) is equipped with contact piece (11).

2. The device of claim 1, wherein the device comprises: the number of the support frames (3) is three, and the support frames are all arranged inside the placing table (2).

3. The device of claim 1, wherein the device comprises: the TFT array substrate (5) is sixty three in one group and all arranged on the surface of the support frame (3).