CN219695236U

CN219695236U - Screen test fixture suitable for multiple screens

Info

Publication number: CN219695236U
Application number: CN202321132030.9U
Authority: CN
Inventors: 江民俊; 谢建华; 刘检华
Original assignee: Huaibei Hongyou Optoelectronic Technology Co ltd
Current assignee: Huaibei Hongyou Optoelectronic Technology Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-09-15
Anticipated expiration: 2033-05-11

Abstract

The utility model belongs to the technical field of testing jigs, in particular to a screen testing jig suitable for various screens, a worker can place the screen on a rubber cushion of a supporting table horizontally, after positioning is finished, an electric cylinder at the bottom of an adjusting plate can be started, the output end of the electric cylinder pushes a guide rod, the guide rod pushes a movable plate and drives a vacuum chuck at the bottom to be flatly attached to the surface of the screen, two ends of a folding telescopic pipe are fixed with an air duct and an air inlet end of the vacuum chuck, and displacement compensation in the lifting process is finished through the telescopic characteristics of the folding telescopic pipe; meanwhile, the vacuum pump outside the supporting table is started and pumps air, the vacuum sucker is used for sucking the screen at the bottom of the vacuum sucker in a negative pressure state, so that the conductive belt on the outer surface of the screen and the conductive sheet support are electrified and tested to be conductive or not, and the device can be adapted to screens of different shapes and different sizes, and therefore the working efficiency is improved.

Description

Screen test fixture suitable for multiple screens

Technical Field

The utility model belongs to the technical field of test jigs, and particularly relates to a screen test jig suitable for various screens.

Background

Screens of televisions, mobile phones, tablet computers and the like need to be tested before assembly so as to ensure the yield of final products, when the screens are tested, the screens are electrified to observe the display conditions of the products, manual testing is mostly used in the traditional testing process, the operation process is complex and has a certain testing error, and meanwhile, the requirements on the technical level of operators are met to a certain extent.

The existing screen test fixture has some defects in the use process, because the screens are fragile, the clamping force is slightly large in the test process to hurt and abrade, and the test screen needs to be manually contacted with the electric sheet and the conductive belt when being conductive, so that the operation process is more complex and is unfavorable for the use of people.

Therefore, a screen test fixture suitable for various screens is designed to solve the above problems.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a screen test jig suitable for various screens, a worker can place the screen on a rubber cushion of a supporting table, an electric telescopic rod at the top of a hollow fixed seat can be started in advance through an outer controller during test, the output end of the electric telescopic rod pushes a push rod, and an adjusting plate is pulled out of the inside of a hollow fixed plate through a connecting block fixed on the outer side by the push rod, so that a vacuum chuck at the bottom of the adjusting plate is opposite to the middle of the screen, and the stability in the test process is improved. When the positioning is finished, an electric cylinder at the bottom of the adjusting plate can be started, the output end of the electric cylinder pushes the guide rod, the guide rod pushes the movable plate and drives the vacuum chuck at the bottom to be flatly attached to the surface of the screen, two ends of the folding telescopic pipe are fixed with the air guide pipe and the air inlet end of the vacuum chuck, and the displacement compensation in the lifting process is finished through the telescopic characteristics of the folding telescopic pipe; meanwhile, the vacuum pump outside the supporting table is started and pumps air, the vacuum sucker is used for sucking the screen at the bottom of the vacuum sucker in a negative pressure state, so that the conductive belt on the outer surface of the screen and the conductive sheet support are electrified and tested to be conductive or not, and the device can be adapted to screens of different shapes and different sizes, and therefore the working efficiency is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screen test tool suitable for multiple screen, detects the tool and includes brace table, conducting strip support, vacuum pump, air duct, location portion and vacuum chuck, the bottom of brace table and the fixed surface of conducting strip support are connected, and vacuum pump threaded connection is in one side of brace table, and the bottom of air duct and the output fixed connection of vacuum pump, location portion fixed connection are at the top of brace table, the bottom surface fixed connection of vacuum chuck's top and location portion.

As the screen test jig suitable for various screens, the positioning part comprises a hollow fixing seat, an adjusting plate, an electric telescopic rod, a push rod and a connecting block, wherein the hollow fixing seat is sleeved on the outer side of the adjusting plate in a sliding manner, the output end of the electric telescopic rod is fixedly connected with one end of the push rod, the outer side of the push rod is fixedly connected with the surface of the connecting block, and the bottom of the connecting block is fixedly connected with the top of the adjusting plate.

As the screen testing jig suitable for various screens, the bottom of the adjusting plate is also provided with the adjusting component, the adjusting component comprises an electric cylinder, a guide rod and a movable plate, the electric cylinder is in threaded connection with the bottom of the adjusting plate, the top of the guide rod is fixedly connected with the output end of the electric cylinder, and the top of the movable plate is fixedly connected with the bottom surface of the guide rod.

As a screen testing jig suitable for various screens, the utility model is preferable, the upper end of the vacuum chuck is also provided with a folding telescopic pipe, and two sides of the folding telescopic pipe are respectively fixedly connected with the top of the adjusting plate and the air inlet end of the vacuum chuck.

As a screen test jig suitable for various screens, the utility model is preferable, and the bottom of the adjusting plate is provided with an air outlet hole with the same caliber as that of the folding telescopic pipe.

As a screen test jig suitable for various screens, the utility model is preferable, and a rubber cushion is adhesively connected to the outer side of the bottom of the supporting table.

Compared with the prior art, the utility model has the beneficial effects that:

1. in the utility model, a worker can put the screen on the rubber cushion of the supporting table, during testing, the electric telescopic rod at the top of the hollow fixed seat can be started in advance through the outer controller, the output end of the electric telescopic rod pushes the push rod, and the push rod pulls out the adjusting plate from the inside of the hollow fixed plate through the connecting block fixed at the outer side, so that the vacuum sucker at the bottom of the adjusting plate is opposite to the middle part of the screen, and the stability in the testing process is improved.

2. In the utility model, after positioning is finished, an electric cylinder at the bottom of the adjusting plate can be started, the output end of the electric cylinder pushes the guide rod, the guide rod pushes the movable plate and drives the vacuum chuck at the bottom to be flatly attached to the surface of the screen, two ends of the folding telescopic pipe are fixed with the air guide pipe and the air inlet end of the vacuum chuck, and displacement compensation in the lifting process is finished through the telescopic characteristic of the folding telescopic pipe; meanwhile, the vacuum pump outside the supporting table is started and pumps air, the vacuum sucker is used for sucking the screen at the bottom of the vacuum sucker in a negative pressure state, so that the conductive belt on the outer surface of the screen and the conductive sheet support are electrified and tested to be conductive or not, and the device can be adapted to screens of different shapes and different sizes, and therefore the working efficiency is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a side view of the inspection tool according to the present utility model;

FIG. 3 is a schematic view showing the structure of the positioning part of the present utility model;

FIG. 4 is a schematic view of the structure of the adjusting assembly of the present utility model;

in the figure:

1. detecting a jig; 11. a support table; 12. a conductive sheet holder; 13. a vacuum pump; 14. an air duct; 15. a positioning part; 151. a hollow fixing seat; 152. an adjusting plate; 153. an electric telescopic rod; 154. a push rod; 155. a connecting block; 16. a vacuum chuck; 2. an adjustment assembly; 21. an electric cylinder; 22. a guide rod; 23. a movable plate; 3. folding the telescopic pipe; 4. an air outlet hole; 5. a rubber cushion; 6. and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1:

the utility model provides a screen test tool suitable for multiple screen, current screen test tool has some drawbacks in the use, because the screen is all fragile, will hurt wearing and tearing at the very big little of clamping force in the test process, and needs the manual electricity piece to contact with the conducting strip when testing the screen is electrically conductive, and this operation process is more complicated, is unfavorable for people's use, on this basis, has added detection tool 1.

As shown in fig. 1, 2 and 3:

in an alternative embodiment: the location portion 15 includes cavity fixing base 151, regulating plate 152, electric telescopic handle 153, push rod 154 and connecting block 155, the outside at regulating plate 152 is cup jointed in the slip of cavity fixing base 151, the output of electric telescopic handle 153 and the one end fixed connection of push rod 154, the outside and the fixed surface of connecting block 155 of push rod 154 are connected, the bottom of connecting block 155 and the top fixed connection of regulating plate 152, regulating plate 152's bottom still sets up adjusting component 2, adjusting component 2 includes electric jar 21, guide bar 22 and fly leaf 23, electric jar 21 threaded connection is in regulating plate 152's bottom, guide bar 22's top and electric jar 21's output fixed connection, the bottom fixed connection of fly leaf 23 and guide bar 22, the bottom outside viscous coupling of brace table 11 has rubber cushion 5.

In this embodiment: the staff can keep the screen flat on the rubber cushion 5 of supporting bench 11, during the test, the electric telescopic handle 153 at cavity fixing base 151 top is started in advance to accessible outside controller 6, and electric telescopic handle 153's output promotes push rod 154, thereby push rod 154 is followed the inside of hollow fixed plate with regulating plate 152 to take out through the fixed connecting block 155 in outside for the vacuum chuck 16 of regulating plate 152 bottom just is to the middle part of screen, thereby promotes the stability in the test process.

It should be noted that: the rubber cushion 5 can reduce the contact surface friction of the screen, thereby preventing the screen from wearing due to long-term contact.

Further, the method comprises the following steps:

as shown in fig. 1, 3 and 4:

in an alternative embodiment: the detection jig 1 comprises a supporting table 11, a conducting strip support 12, a vacuum pump 13, an air duct 14, a positioning part 15 and a vacuum chuck 16, wherein the bottom of the supporting table 11 is fixedly connected with the surface of the conducting strip support 12, the vacuum pump 13 is in threaded connection with one side of the supporting table 11, the bottom of the air duct 14 is fixedly connected with the output end of the vacuum pump 13, the positioning part 15 is fixedly connected with the top of the supporting table 11, the top of the vacuum chuck 16 is fixedly connected with the bottom of the positioning part 15, the upper end of the vacuum chuck 16 is further provided with a folding telescopic pipe 3, two sides of the folding telescopic pipe 3 are respectively fixedly connected with the top of an adjusting plate 152 and the air inlet end of the vacuum chuck 16, and an air outlet 4 with the caliber equal to that of the folding telescopic pipe 3 is formed in the bottom of the adjusting plate 152.

In this embodiment: when the positioning is completed, the electric cylinder 21 at the bottom of the adjusting plate 152 can be started, the output end of the electric cylinder pushes the guide rod 22, the guide rod 22 pushes the movable plate 23 and drives the vacuum chuck 16 at the bottom to be flatly attached to the surface of the screen, two ends of the folding telescopic tube 3 are fixed with the air guide tube 14 and the air inlet end of the vacuum chuck 16, and the displacement compensation in the lifting process is completed through the telescopic characteristic of the electric cylinder; meanwhile, the vacuum pump 13 on the outer side of the supporting table 11 is started to suck air, the vacuum sucker 16 adsorbs a screen on the bottom of the vacuum sucker 16 in a negative pressure state, so that the conductive belt on the outer surface of the screen and the conductive sheet support 12 are electrified and tested to be conductive or not, and the device can be adapted to screens with different shapes and different sizes, thereby improving the working efficiency.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a screen test tool suitable for multiple screen, its characterized in that detects tool (1) including brace table (11), conducting strip support (12), vacuum pump (13), air duct (14), location portion (15) and vacuum chuck (16), the bottom of brace table (11) with the fixed surface of conducting strip support (12) is connected, vacuum pump (13) threaded connection is in one side of brace table (11), the bottom of air duct (14) with the output fixed connection of vacuum pump (13), location portion (15) fixed connection is in the top of brace table (11), the top of vacuum chuck (16) with the bottom surface fixed connection of location portion (15).

2. The screen test fixture for multiple screens according to claim 1, wherein: the locating part (15) comprises a hollow fixing seat (151), an adjusting plate (152), an electric telescopic rod (153), a push rod (154) and a connecting block (155), wherein the hollow fixing seat (151) is in sliding sleeve connection with the outer side of the adjusting plate (152), the output end of the electric telescopic rod (153) is fixedly connected with one end of the push rod (154), the outer side of the push rod (154) is fixedly connected with the surface of the connecting block (155), and the bottom of the connecting block (155) is fixedly connected with the top of the adjusting plate (152).

3. The screen test fixture for multiple screens according to claim 2, wherein: the bottom of regulating plate (152) still sets up regulation subassembly (2), regulation subassembly (2) include electronic jar (21), guide bar (22) and fly leaf (23), electronic jar (21) threaded connection is in the bottom of regulating plate (152), the top of guide bar (22) with the output fixed connection of electronic jar (21), the top of fly leaf (23) with the bottom surface fixed connection of guide bar (22).

4. The screen test fixture for multiple screens of claim 3, wherein: the upper end of the vacuum sucker (16) is also provided with a folding telescopic pipe (3), and two sides of the folding telescopic pipe (3) are respectively fixedly connected with the top of the adjusting plate (152) and the air inlet end of the vacuum sucker (16).

5. The screen test fixture for multiple screens of claim 4, wherein: the bottom of the adjusting plate (152) is provided with an air outlet hole (4) with the caliber equal to that of the folding telescopic pipe (3).

6. The screen test fixture for multiple screens according to claim 1, wherein: the outer side of the bottom of the supporting table (11) is connected with a rubber cushion (5) in an adhesive mode.