CN212569339U

CN212569339U - OTP burning jig for liquid crystal display screen

Info

Publication number: CN212569339U
Application number: CN202020831531.6U
Authority: CN
Inventors: 彭建新
Original assignee: Jiangxi Holitech Technology Co Ltd
Current assignee: Jiangxi Holitech Technology Co Ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-02-19
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses a liquid crystal display OTP burns record tool, the on-line screen storage device comprises a base, be equipped with on the base and be used for placing the product standing groove of waiting to burn record liquid crystal display, still rotate on the base and install the probe support that is used for fixed optical probe, the probe support is close to the product standing groove setting, works as when the probe support rotates to the test position, optical probe on the probe support is located directly over the middle part of product standing groove and keeps the interval with waiting to burn record liquid crystal display. Tool overall structure is succinct compacter, has controlled the center counterpoint of probe bracket and product standing groove during the design grinding apparatus, as long as arrange the product in the groove during burning, rotates the probe bracket again and can accomplish the quick counterpoint at optical probe and LCD screen center, easy operation and guaranteed the burning precision, and practiced thrift the time of counterpoint regulation, promoted production efficiency.

Description

OTP burning jig for liquid crystal display screen

Technical Field

The utility model relates to a liquid crystal display technical field specifically is a OTP burns record tool for liquid crystal display.

Background

During the manufacturing of the liquid crystal display, in order to eliminate the image jitter phenomenon of the liquid crystal display, OTP burning is required, in order to ensure that each display is at the minimum flicker degree, a Filcker tester is required to be used, while the flicker degree of the display is tested, the common-mode signal voltage is adjusted until the searched flicker degree reaches the minimum, and then the common-mode signal voltage value is burnt into the display. The Filcker tester generally comprises an optical probe and a test box, wherein the test box is provided with an adapter plate connected with a display screen module to be burned. The optical probe acquires related data on the display screen to be burned, the test box completes the functions of control, data acquisition processing, display screen testing, burning and the like, and the structure and the principle of the Filcker tester can follow the prior art and are not described in detail herein.

In the burning process, in order to achieve the best burning effect, an optical probe of the tester needs to be positioned at the middle position above the liquid crystal display screen to be burned, the bottom of the probe is within 10mm of the liquid crystal display screen, and accordingly, a burning jig is designed in a targeted mode, a product to be burned and the tester are placed and fixed, and alignment is conducted. However, when the jig is continuously used and the use condition of the jig is observed, the former jig has a complicated structure and is slightly complicated to operate, so that it is necessary to improve the jig structure, accelerate the alignment and improve the production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem in the correlation technique to a certain extent, provide an OTP burns record tool to LCD screen of improved design, optimize the tool structure, when making its simple structure easy-to-use, can wait to burn fast counterpoint of record product with higher speed, promote production efficiency.

For this, an object of the utility model is to provide a liquid crystal display OTP burns record tool, the on-line screen storage device comprises a base, be equipped with on the base and be used for placing the product standing groove of waiting to burn record liquid crystal display, still rotate on the base and install the probe support who is used for fixed optical probe, the probe support is close to the product standing groove setting, works as when the probe support rotates to the test position, optical probe on the probe support is located directly over the middle part of product standing groove and keeps the interval with waiting to burn record liquid crystal display.

Preferably, the base is provided with a rotating seat, the rotating seat is provided with a supporting rod, and the probe bracket is rotatably arranged on the supporting rod.

Preferably, the base is further provided with a limit stop used for lifting the probe bracket which is retracted after the burn is finished.

Preferably, the top of the limit stop is provided with a limit inclined plane attached to the upper end face of the probe bracket.

Preferably, the base is further provided with an adapter plate clamping groove for placing an adapter plate with a connector.

Preferably, the base is provided with an FPC wire passing groove with two ends respectively communicated with the product placing groove and the adapter plate clamping groove, and the FPC wire passing groove is used for restraining the FPC connected with the adapter plate on the liquid crystal display screen to be burned.

Preferably, a buffer pad for protecting the falling probe bracket is further installed on the base, and the buffer pad is arranged close to the product placing groove.

Preferably, the base is a bakelite block.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

The technical scheme has the following advantages or beneficial effects: the test box of the Filcker tester can be arranged outside or on a base of the jig, an optical probe of the Filcker tester (connected with the test box through a flat cable) is fixed on a probe bracket, a liquid crystal display module product to be burnt is placed in a product placing groove, and then an FPC of the product is connected with an adapter plate of the Filcker tester. And then, rotating the probe bracket to the upper part of the product placing groove, so that the optical probe on the bracket is quickly aligned with the liquid crystal display product to be burned in the groove, and after the alignment is finished, turning on the power supply of the test box to start automatic burning. After the burning is finished, the power supply is turned off, the FPC connection of the product is disconnected, the probe support is lifted, the burnt liquid crystal display module product can be taken out, and then the burning of the next product is carried out. Tool overall structure is succinct compacter, has controlled the center counterpoint of probe bracket and product standing groove during the design grinding apparatus, as long as arrange the product in the groove during burning, rotates the probe bracket again and can accomplish the quick counterpoint at optical probe and LCD screen center, easy operation and guaranteed the burning precision, and practiced thrift the time of counterpoint regulation, promoted production efficiency.

Drawings

Fig. 1 is the utility model relates to a liquid crystal display OTP burns record tool stereoscopic structure picture.

Wherein, 1, a base; 2. a product placement groove; 3. an optical probe; 4. a probe holder; 5. a test cartridge; 6. an adapter plate; 7. A rotating seat; 8. a support bar; 9. a limit stop block; 9a, a limiting inclined plane; 10. a connector; 11. an FPC wire passing groove; 12. a cushion pad.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Example (b):

as shown in fig. 1, the utility model discloses a liquid crystal display OTP burns record tool, including base 1, be equipped with on base 1 and be used for placing the product standing groove 2 of waiting to burn record liquid crystal display, still rotate on the base 1 and install probe bracket 4 that is used for fixed optical probe 3, probe bracket 4 is close to product standing groove 2 and sets up, and when probe bracket 4 rotated to the test position, optical probe 3 on the probe bracket 4 was located directly over the middle part of product standing groove 2 and keeps the interval with waiting to burn record liquid crystal display.

Specifically, the test box of the Filcker tester can be external and also can be placed on the base 1 of the jig, the optical probe 3 of the Filcker tester (connected with the test box 5 through a flat cable) is fixed on the probe bracket 4, the liquid crystal screen module product to be burned is placed in the product placing groove 2, and then the FPC of the product is connected with the adapter plate 6 of the Filcker tester. And then, rotating the probe bracket 4 to the position above the product placing groove 2, so that the optical probe 3 on the bracket is quickly aligned with the liquid crystal display product to be burned in the groove, and after the alignment is finished, turning on the power supply of the test box to start automatic burning. After the burning is finished, the power supply is turned off, the FPC connection of the product is disconnected, the probe support is lifted, the burnt liquid crystal display module product can be taken out, and then the burning of the next product is carried out. Tool overall structure is succinct compacter, has controlled the center counterpoint of probe bracket and product standing groove during the design grinding apparatus, as long as arrange the product in the groove during burning, rotates the probe bracket again and can accomplish the quick counterpoint at optical probe and LCD screen center, easy operation and guaranteed the burning precision, and practiced thrift the time of counterpoint regulation, promoted production efficiency.

As one of the rotating installation modes, a rotating seat 7 can be installed on the base 1, a supporting rod 8 is installed on the rotating seat 7, and the probe support 4 is rotatably installed on the supporting rod 8.

Preferably, the base 1 is further provided with a limit stop 9 for lifting the probe bracket 4 retracted after the burn is finished. Preferably, the top of the limit stop 9 is provided with a limit inclined surface 9a attached to the upper end surface of the probe holder 4. After the burning is finished, the probe bracket 4 is rotated reversely, the optical probe 3 can be lifted in a connecting manner and placed at the limit stop 9, and the burnt product can be taken out conveniently.

Preferably, in this embodiment, an interposer slot is further disposed on the base 1 for placing the interposer 6 with the connector 10. Before the burning operation of the product, the FPC on the liquid crystal display module can be connected with the test box 5 through the connector 10, the adapter plate 6.

Preferably, the base 1 is provided with an FPC cable passing groove 11, two ends of which are respectively communicated with the product placing groove 2 and the adapter plate clamping groove, for restricting the wiring of the FPC to be burned on the liquid crystal display screen, which is connected with the adapter plate 6 (specifically, connected with the connector 10 on the adapter plate 6). The FPC is not suitable for being bent excessively, and the design of the FPC wire passing groove 11 has a good protection effect on the FPC.

Preferably, a cushion 12 for protecting the falling probe carrier 4 is further installed on the base 1, and the cushion 12 is disposed adjacent to the product placement slot 2. When the probe bracket 4 rotates to be close to the product placing groove 2, the bracket body can touch the upper end face of the base 1 to stop rotating, or the end part of the bracket can touch the buffer pad 12 to stop rotating, the buffer pad 12 has a protection effect on the falling probe bracket 4, and the buffer pad 13 has a certain thickness, so that the distance between the optical probe 3 on the probe bracket 4 and the product in the product placing groove 2 below the probe bracket can be kept.

Preferably, the base 1 is a bakelite block, which has high mechanical strength, good insulation, heat resistance and corrosion resistance, and can prolong the service life of the whole jig.

It should be noted that, in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Various alterations and modifications will no doubt become apparent to those skilled in the art after having read the above description. It is therefore intended that the appended claims be interpreted as covering all alterations and modifications as fall within the true spirit and scope of the invention. Any and all equivalent ranges and contents within the scope of the claims should be considered to be within the intent and scope of the present invention.

Claims

1. The utility model provides a liquid crystal display OTP burns record tool, includes base (1), be equipped with on base (1) and be used for placing and wait to burn record product standing groove (2) of liquid crystal display, its characterized in that: still rotate on base (1) and install probe bracket (4) that are used for fixed optical probe (3), probe bracket (4) are close to product standing groove (2) and set up, work as when probe bracket (4) rotate to the test position, optical probe (3) on probe bracket (4) are located the middle part of product standing groove (2) directly over and with wait to burn and record liquid crystal display and keep the interval.

2. The OTP burning jig for LCD screens of claim 1, wherein: install on base (1) and rotate seat (7), rotate and install bracing piece (8) on seat (7), probe bracket (4) rotate and install on bracing piece (8).

3. The OTP burning jig for LCD screens of claim 1, wherein: and the base (1) is also provided with a limit stop (9) for lifting the probe bracket (4) which is retracted after the burning is finished.

4. The OTP burning jig for LCD screens of claim 3, wherein: and the top of the limit stop block (9) is provided with a limit inclined plane (9a) attached to the upper end surface of the probe bracket (4).

5. The OTP burning jig for LCD screens of claim 1, wherein: the base (1) is further provided with an adapter plate clamping groove for placing an adapter plate (6) with a connector (10).

6. The OTP burning jig for LCD screens of claim 5, wherein: the base (1) is provided with an FPC wire passing groove (11) with two ends respectively communicated with the product placing groove (2) and the adapter plate clamping groove, and the FPC wire passing groove is used for restraining the FPC connected with the adapter plate (6) on the liquid crystal display screen to be burned.

7. The OTP burning jig for LCD screens of claim 1, wherein: still install blotter (12) that are used for protecting the probe support (4) of whereabouts on base (1), blotter (12) are close to product standing groove (2) and set up.

8. The OTP burning jig for LCD screens of claim 1, wherein: the base (1) is a bakelite block.