CN216771460U

CN216771460U - Test fixture for preventing liquid crystal display panel from being scratched

Info

Publication number: CN216771460U
Application number: CN202122779248.0U
Authority: CN
Inventors: 刘强根
Original assignee: Ganzhou Lide Electronics Co ltd
Current assignee: Ganzhou Lide Electronics Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-06-17
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses a test fixture for preventing a liquid crystal panel from being scratched, which aims to solve the technical problems that the test fixture in the prior art is difficult to prevent the liquid crystal panel from being scratched during detection, is difficult to realize the suspension placement of the liquid crystal panel and white glass, and is difficult to quickly collect dust and the like generated in the test process. The test fixture comprises a lower tray and an upper tray movably arranged at the upper end of the lower tray; the upper end and the lower end of the lower tray are provided with a liquid crystal panel taking and placing groove in a penetrating mode, and the upper end and the lower end of the upper tray are provided with a white glass positioning groove in a penetrating mode. This test fixture utilizes the mutual absorption of first magnet and second magnet, can arrange the top of tray down in with last tray fast to realize the stable of the device and place, can make simultaneously and have certain clearance between tray and the last tray down, thereby realize that liquid crystal display panel and white glass can unsettled place, can adsorb the dust on the liquid crystal display panel through opening the air exhauster and collect to the water tank in.

Description

Test fixture for preventing liquid crystal display panel from being scratched

Technical Field

The utility model belongs to the field of test fixtures, and particularly relates to a test fixture for preventing a liquid crystal panel from being scratched.

Background

Nowadays along with the progress of science and technology, liquid crystal display's application area is more and more wide, need carry out functional test to each big subassembly in liquid crystal display's production process, wherein the most leading composition part liquid crystal display panel is because of its structure characteristics such as thin very much, the lower surface is very easily by remaining glass sediment, environment foreign matter dust etc. causes fish tail and damage in the testing process, but present test smelting tool is difficult to prevent that liquid crystal display panel from being scratched when examining, be difficult to realize liquid crystal display panel and white glass's unsettled placing, be difficult to carry out quick collection with the dust etc. that produce in the testing process.

At present, the utility model patent that patent number is CN201721698490.2 discloses a display panel test fixture, including crimping head and panel positioning jig, its characterized in that: the panel positioning jig comprises a base and a panel positioning module; the crimping head comprises a pressure head fixing mechanism and a probe mechanism; the pressure head fixing mechanism includes: the device comprises an X-axis adjusting module, a pressure head fixing vertical plate, an angle fine-tuning module and a Z-axis guiding module, wherein the X-axis adjusting module is arranged on the base; the probe mechanism comprises a probe module, a probe module fixing plate and a lower pressing plate arranged on the probe module fixing plate, a pressing joint of the device and the positioning module are integrally arranged, the alignment adjustment is simple, convenient and quick, the on-line wire changing time is shortened, the machine-down time of the equipment wire changing is reduced, and the production efficiency of the equipment is effectively improved; go up to lean on a piece and lean on a piece structure as an organic whole with the side, reduced the position error between the two, can effectively improve its positioning accuracy to the display panel that awaits measuring, but present test smelting tool is difficult to prevent that liquid crystal display panel from being scratched when examining, is difficult to realize liquid crystal display panel and white glass's unsettled placing, is difficult to collect fast the dust etc. that produce in the testing process.

Therefore, to the above-mentioned problems that the conventional testing tool is difficult to prevent the liquid crystal panel from being scratched during the detection, is difficult to realize the suspension placement of the liquid crystal panel and the white glass, and is difficult to rapidly clean the dust and the like generated in the testing process, it is urgently needed to solve the problems that the testing tool can prevent the liquid crystal panel from being scratched during the detection, the liquid crystal panel and the white glass can be prevented from being suspended, and the dust generated in the testing process can be rapidly collected.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide a test fixture for preventing a liquid crystal panel from being scratched, and the test fixture aims to solve the technical problems that the existing test fixture is difficult to prevent the liquid crystal panel from being scratched during detection, is difficult to realize the suspension placement of the liquid crystal panel and white glass, and is difficult to quickly collect dust and the like generated in the test process.

(2) Technical scheme

In order to solve the technical problem, the utility model provides a test fixture for preventing a liquid crystal panel from being scratched, which comprises a lower tray and an upper tray movably arranged at the upper end of the lower tray; the improved tray comprises a lower tray, a liquid crystal panel taking and placing groove, a white glass positioning groove, a first bearing box, a second bearing box, a lower material body, a fixing plate, a first ventilation groove, a fixing rod, an air exhauster, second iron magnets, uniformly distributed second iron magnets, and uniformly distributed first iron magnets.

When the test fixture is used, the liquid crystal panel placed on the lower tray is placed in the groove, the white glass is placed in the white glass positioning groove in the upper tray, the upper tray is placed above the lower tray, the lower end of the first magnet is attached to the upper end of the second magnet, and when the liquid crystal panel is detected, the dust on the liquid crystal panel can be collected by opening the exhaust fans.

Preferably, the upper end of the first bearing box is fixedly provided with symmetrical fixing blocks, and a cover plate is rotatably arranged between the two fixing blocks. The downward pressure can be exerted to last tray to the setting of apron to do benefit to the stable of last tray and place.

Preferably, the fixed plate lower extreme fixed mounting has the air-out body, air-out body lower extreme fixed mounting has first body, the one end fixed mounting of first body has the second body. The first pipe body and the second pipe body are arranged to discharge dust extracted by the exhaust fan out of the first bearing box through the first pipe body and the second pipe body.

Preferably, the outer wall of the first bearing box is movably provided with a water tank, and one end of the second pipe body penetrates through the first bearing box and extends to the inside of the water tank. The dust extracted by the exhaust fan is extracted into the water tank through the first pipe body and the second pipe body, and quick collection of the dust can be achieved.

Preferably, the water tank upper end fixed mounting has the cylinder, the telescopic link lower extreme of cylinder runs through the inside that the water tank upper end extended to the water tank, the telescopic link lower extreme fixed mounting of cylinder has the clamp plate, the water tank front end articulates there is the sliding door. When the cylinder is started, the pressing plate is pressed downwards to enable the water body to be in full contact with dust, so that the dust is precipitated.

Preferably, the first magnet and the second magnet are matched, and the outer wall of the lower tray and the outer wall of the upper tray are in the same plane. The stable of tray and lower tray is placed in the setting of first magnet and second magnet.

Preferably, the inner walls of the upper end and the upper end of the first bearing box are provided with second ventilation grooves which are uniformly distributed in a penetrating manner, and the second ventilation grooves are communicated with the inner part of the blanking body. The second ventilating groove can realize the quick outflow of dust.

(3) Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: the testing jig disclosed by the utility model has the advantages that the upper tray can be quickly placed above the lower tray by utilizing the mutual adsorption of the first magnet and the second magnet, so that the stable placement of the device is realized, meanwhile, a certain gap is formed between the lower tray and the upper tray, so that the liquid crystal panel and the white glass can be placed in a suspended manner, and the dust on the liquid crystal panel can be adsorbed and collected into the water tank by opening the exhaust fan, so that the cleanliness of the lower tray is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of a test fixture according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a first carrying box of an embodiment of a testing fixture of the present invention;

FIG. 3 is a schematic perspective view of a first carrying box according to an embodiment of the testing fixture of the present invention;

FIG. 4 is a schematic perspective view of a water tank according to an embodiment of the testing fixture of the present invention;

fig. 5 is a schematic view of a three-dimensional split structure of a lower tray and an upper tray of a test fixture according to an embodiment of the utility model.

The labels in the figures are: 1. a lower tray; 2. an upper tray; 3. a liquid crystal panel taking and placing groove; 4. a white glass positioning groove; 5. a first iron absorbing stone; 6. a fixed block; 7. a cover plate; 8. a first carrying case; 9. a second carrying case; 10. a material feeding body; 11. a fixed body; 12. a fixing plate; 13. a first vent slot; 14. fixing the rod; 15. An exhaust fan; 16. an air outlet body; 17. a first pipe body; 18. a second tube body; 19. a water tank; 20. a cylinder; 21. pressing a plate; 22. a second vent groove; 23. moving the door; 24. a second magnet.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood and obvious, the technical solutions in the embodiments of the present invention are clearly and completely described below to further illustrate the utility model, and obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.

Example 1

The embodiment of the utility model is a test fixture for preventing a liquid crystal panel from being scratched, a schematic three-dimensional structure of the test fixture is shown in fig. 1, a cross-sectional view of a first carrying box 8 of the test fixture is shown in fig. 2, and the test fixture comprises a lower tray 1 and an upper tray 2 movably arranged at the upper end of the lower tray 1; both ends run through about lower tray 1 and have seted up liquid crystal display panel and get and put groove 3, both ends run through about going up tray 2 and have seted up white glass

constant head tank

4, 1 lower extreme activity of lower tray is provided with first bearing

box

8, 8 lower extreme fixed mounting of first bearing box have second bearing

box

9, 8 upper end inner wall fixed mounting of first bearing box has lower material body 10, lower material body 10 lower extreme fixed mounting has fixed

body

11, 11 inner wall fixed mounting of fixed body has fixed plate 12, both ends run through about fixed plate 12 and have seted up

first ventilation groove

13, 13 inner wall fixed mounting of first ventilation groove has

dead lever

14, 14 lower extreme fixed mounting of dead lever has air exhauster 15, the equal fixed mounting in both ends has evenly distributed's second magnet 24 about going up tray 1, the equal fixed mounting in both ends has evenly distributed's first magnet 5 about lower tray 2.

For the present embodiment, the first and second

iron absorbing stones

5 and 24 are each of a cylindrical structure.

In order to realize exerting pressure on the upper tray 2, the upper end of the first bearing box 8 is fixedly provided with symmetrical fixing blocks 6, and a cover plate 7 is rotatably arranged between the two fixing blocks 6. The cover plate 7 is pressed on the upper end of the upper tray 2, so that the upper tray 2 can be pressed.

In order to realize the collection of dust, fixed plate 12 lower extreme fixed mounting has the air-out body 16, the 16 lower extreme fixed mounting of air-out body has first body 17, the one end fixed mounting of first body 17 has

second body

18, 8 outer wall activities of first bearing box are provided with water tank 19, the inside that first bearing box 8 extends to water tank 19 is run through to the one end of

second body

18, 19 upper end fixed mounting of water tank has cylinder 20, the telescopic link lower extreme of cylinder 20 runs through the inside that water tank 19 upper end extends to water tank 19, the telescopic link lower extreme fixed mounting of cylinder 20 has

clamp plate

21, 19 front end hinges has the sliding

door

23, 8 upper end of first bearing box and upper end inner wall run through the second ventilation groove 22 of seting up evenly distributed, second ventilation groove 22 link up each other with blanking body 10 is inside. After the dust is sucked into the water tank 19 through the exhaust fan 15, the air cylinder 20 is started to enable the pressing plate 21 to move downwards, so that the contact between the water body and the dust can be accelerated, and the dust can be rapidly settled in the water.

In order to realize the suspended placement of the liquid crystal panel and the white glass, the first magnet 5 and the second magnet 24 are matched, and the outer wall of the lower tray 1 and the outer wall of the upper tray 2 are in the same plane. The lower end of the first magnet 5 is placed at the upper end of the second magnet 24, and the liquid crystal panel and the white glass can be placed in a suspended mode.

A schematic perspective structure of the first carrying box 8 of the test fixture is shown in fig. 3, a schematic perspective structure of the water tank 19 is shown in fig. 4, and a schematic perspective splitting structure of the lower tray 1 and the upper tray 2 is shown in fig. 4.

When using this technical scheme's test fixture, place liquid crystal display panel on tray 1 down and get in the groove 3, place white glass in white glass constant head tank 4 on last tray 2, place tray 2 in the top of tray 1 down, make 5 lower extremes of first magnet and the laminating of 24 upper ends of second magnet, can realize liquid crystal display panel and white glass's unsettled placing, when examining liquid crystal display panel, open the dust that a plurality of air blowers 15 can be on liquid crystal display panel and collect, the dust of air blower 15 extraction passes through first body 17, the water tank 19 is put into to second body 18, open cylinder 20 and make clamp plate 21 downstream can accelerate the dust to be dissolved in aqueous.

Having thus described the principal technical features and basic principles of the utility model, and the advantages associated therewith, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description is described in terms of various embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity only, and those skilled in the art will recognize that the embodiments described herein can be combined as a whole to form other embodiments as would be understood by those skilled in the art.

Claims

1. A test fixture for preventing a liquid crystal panel from being scratched comprises a lower tray and an upper tray movably arranged at the upper end of the lower tray; the improved multifunctional tray is characterized in that the upper end and the lower end of the lower tray are provided with a liquid crystal panel taking and placing groove in a penetrating mode, the upper end and the lower end of the upper tray are provided with a white glass positioning groove in a penetrating mode, the lower end of the lower tray is movably provided with a first bearing box, the lower end of the first bearing box is fixedly provided with a second bearing box, the inner wall of the upper end of the first bearing box is fixedly provided with a lower material body, the lower end of the lower material body is fixedly provided with a fixing body, the inner wall of the fixing body is fixedly provided with a fixing plate, the upper end and the lower end of the fixing plate are provided with first ventilating grooves in a penetrating mode, the inner wall of the first ventilating grooves is fixedly provided with a fixing rod, the lower end of the fixing rod is fixedly provided with an exhaust fan, the upper end and the lower end of the upper tray are fixedly provided with second iron magnets uniformly distributed, and the upper end and the lower end of the lower tray are fixedly provided with first iron magnets uniformly distributed.

2. The test fixture for preventing scratches of a liquid crystal panel according to claim 1, wherein symmetrical fixing blocks are fixedly mounted at the upper end of the first carrying box, and a cover plate is rotatably mounted between the two fixing blocks.

3. The test fixture for preventing scratches of a liquid crystal panel according to claim 1, wherein a lower end of the fixing plate is fixedly mounted with an air outlet, a lower end of the air outlet is fixedly mounted with a first tube, and one end of the first tube is fixedly mounted with a second tube.

4. The test fixture for preventing scratches of a liquid crystal panel according to claim 3, wherein a water tank is movably disposed on an outer wall of the first carrying box, and one end of the second tube extends through the first carrying box to an inside of the water tank.

5. The test fixture for preventing the liquid crystal panel from being scratched according to claim 4, wherein an air cylinder is fixedly mounted at the upper end of the water tank, the lower end of a telescopic rod of the air cylinder penetrates through the upper end of the water tank and extends into the water tank, a pressing plate is fixedly mounted at the lower end of a telescopic rod of the air cylinder, and a sliding door is hinged to the front end of the water tank.

6. The test fixture for preventing scratches of a liquid crystal panel according to claim 1, wherein the first and second magnets are adapted to each other, and the outer walls of the lower tray and the upper tray are coplanar.

7. The test fixture for preventing the liquid crystal panel from being scratched according to claim 1, wherein the inner walls of the upper end and the upper end of the first carrying box are provided with second ventilation grooves which are uniformly distributed in a penetrating manner, and the second ventilation grooves are communicated with the inner part of the blanking body.