Anti-falling testing device for mobile phone screen

By designing a mobile phone screen anti-fall testing device that includes a base plate, support legs, controller, drive motor and threaded rod, the problem that traditional testing devices cannot perform multi-angle testing is solved, and more accurate and comparable test results are achieved.

CN223005696UActive Publication Date: 2025-06-20SUZHOU JINGYOU ELECTRONIC TECH CO LTD
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Patent Information

Application Number
CN202421946721.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-13
Publication Date
2025-06-20
Estimated Expiration
2034-08-13

AI Technical Summary

Technical Problem

The traditional mobile phone screen anti-fall testing device can only conduct single-direction testing and cannot effectively simulate fall situations at different angles, affecting the accuracy of the test results.

Method used

A mobile phone screen anti-fall testing device is designed, using components such as bottom plate, support legs, controller, first drive motor, threaded rod, horizontal plate and adsorption disc. The movement of the drive motor and threaded rod is controlled by the controller to realize multi-angle drop testing of the mobile phone screen.

Benefits of technology

The device can simulate drop tests at different heights and angles, improves the accuracy and comparability of test results, and enhances the evaluation of the anti-fall performance of mobile phone screens.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of mobile phone screen testing, and discloses a mobile phone screen anti-falling testing device which comprises a bottom plate, four supporting legs are fixedly installed at the bottom of the bottom plate, the four supporting legs are arranged at the bottom of the bottom plate in a rectangular array mode, a controller is arranged on the upper surface of the bottom plate, and the controller is connected with the bottom plate. According to the anti-falling testing device for the mobile phone screen, the screen to be tested is flatly placed below the adsorption disc, then the vacuum pump is opened through the controller, so that the vacuum pump adsorbs the screen to the adsorption disc through the connecting pipe, and then the upper end or the tail end of the mobile phone screen is placed in the clamping groove; then a pull ring is loosened to enable a spring to rebound, so that a clamping plate clamps the mobile phone screen, a worker can conveniently carry out multi-angle falling test on the mobile phone screen, the worker can conveniently carry out different-angle test on the mobile phone screen, the worker can conveniently compare different-angle test results, and the test efficiency is improved. And the test result is also improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of mobile phone screen testing, in particular to a mobile phone screen anti-drop testing device. Background Technique

[0002] The mobile phone screen, also known as the display screen, is used to display images and colors. The screen size is calculated based on the diagonal of the screen and is usually measured in inches (inch), referring to the length of the diagonal of the screen. With the gradual popularity of color screens in mobile phones, the screen material has become increasingly important.

[0003] After the production of the mobile phone screen is completed, it generally needs to be subjected to an anti-drop test to detect whether the production is qualified. However, traditional testing devices can only keep the mobile phone screen in a single direction during the drop test and cannot well test the mobile phone screen at different angles, which may affect the test results. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a mobile phone screen anti-drop testing device to solve the problem mentioned in the above background technique that after the production of the mobile phone screen is completed, it generally needs to be subjected to an anti-drop test to detect whether the production is qualified. However, traditional testing devices can only keep the mobile phone screen in a single direction during the drop test and cannot well test the mobile phone screen at different angles, which may affect the test results.

[0005] To achieve the above object, the utility model provides the following technical solution: A mobile phone screen anti-drop testing device, including a bottom plate, four support legs are fixedly installed at the bottom of the bottom plate, and the four support legs are arranged in a rectangular array at the bottom of the bottom plate. A controller is arranged on the upper surface of the bottom plate. A protective baffle is arranged in a rectangular shape near the front end on the upper surface of the bottom plate. A vertical plate is fixedly installed on the upper surface of the bottom plate. A chute is opened on the inner end surface of the vertical plate. A first driving motor is fixedly installed on the upper surface of the vertical plate. The first driving motor is electrically connected to the controller. A threaded rod is fixedly installed at the bottom output end of the first driving motor. The threaded rod penetrates through the vertical plate and extends into the chute. Two fixed rods are fixedly installed in the chute.

[0006] With the above technical solution, the four support legs installed at the bottom of the bottom plate can better support the testing device. Then, when it is necessary to conduct a drop test on the mobile phone screen, it is generally necessary to simulate the situation of the mobile phone screen dropping at different heights. Then, the first driving motor can be controlled by the controller, so that the first driving motor drives the threaded rod installed on its output end to rotate. Then, since there is a cross plate arranged in the chute and the threaded rod is inserted into the cross plate, when the threaded rod rotates, it will drive the cross plate to move up and down, so that the mobile phone screen clamped on the cross plate can be raised or lowered, thus facilitating the simulation of the situation of dropping from different heights.

[0007] Preferably, there is a cross plate arranged in the chute, and a threaded rod and a fixed rod penetrate through the cross plate.

[0008] With the above technical solution, the threaded rod can drive the cross plate to move up and down in the chute, and the fixed rod can preferably keep the cross plate stable when it moves up and down.

[0009] Preferably, a second driving motor is fixedly installed on the cross plate. The second driving motor is electrically connected to the controller. A connecting rod is fixedly installed at the output end of the second driving motor. The connecting rod penetrates through the cross plate, and a mounting plate is fixedly installed at the bottom of the connecting rod.

[0010] With the above technical solution, the connecting rod installed on the output end of the second driving motor on the cross plate can conveniently drive the mounting plate to rotate, so that the fixture or suction cup to be tested at a certain angle is placed directly above the protective baffle.

[0011] Preferably, a clamping groove is opened on one end face of the mounting plate. A pull rod penetrates through the clamping groove. A clamping plate is fixedly installed on the inner end surface of the pull rod. A rubber pad is arranged at the clamping end of the clamping plate. A spring is fixedly installed in the clamping groove. The other end of the spring is connected to the outer end surface of the clamping plate. The spring is arranged on the outer surface of the connecting rod. A connecting plate is fixedly installed on the outer end surface of the pull rod. A pull ring is arranged on the outer end surface of the connecting plate.

[0012] With the above technical solution, by placing the upper end or the tail end of the mobile phone screen into the clamping groove, and then loosening the pull ring, the spring rebounds to drive the clamping plate to move, so as to clamp the mobile phone screen. Then, after the height is adjusted, the staff pulls the pull ring, so that the spring contracts, and then the connecting plate drives the clamping plate at the inner end of the pull rod to move outward, so as to cancel the restriction on the mobile phone screen. Then, after the mobile phone screen is unclamped, it will fall vertically downward, so as to conduct the drop test.

[0013] Preferably, a suction cup is provided at the bottom position of the other end face of the mounting plate, a vacuum pump is provided on the upper surface of the mounting plate, the vacuum pump is electrically connected to the controller, a connecting pipe is provided on the vacuum pump, and the other end of the connecting pipe is connected to the suction cup.

[0014] With the above technical solution, by placing the mobile phone screen to be tested flat under the suction cup, and then turning on the vacuum pump through the controller so that the vacuum pump adsorbs the mobile phone screen to the suction cup through the connecting pipe. Then, after driving the mobile phone screen to the required test height, turn off the vacuum pump through the controller to cancel the suction force on the suction cup. Then, after the suction force is removed, the mobile phone screen will fall, so as to conduct the drop test.

[0015] Compared with the prior art, the beneficial effects of the present utility model are:

[0016] 1. For this mobile phone screen anti-drop test device, by placing the mobile phone screen to be tested flat under the suction cup, and then turning on the vacuum pump through the controller so that the vacuum pump adsorbs the mobile phone screen to the suction cup through the connecting pipe. Then, place the upper end or the tail end of the mobile phone screen into the clamping groove, and then release the pull ring to make the spring rebound, so that the clamping plate clamps the mobile phone screen, thus facilitating the staff to conduct the drop test on the mobile phone screen from multiple angles, so as to facilitate the staff to conduct tests at different angles, so as to facilitate the staff to compare the results of different angle tests, and also improve the test results.

[0017] 2. For this mobile phone screen anti-drop test device, the first driving motor is controlled through the controller, so that the first driving motor drives the threaded rod installed on its output end to rotate. Then, because there is a cross plate arranged in the chute and the threaded rod is inserted into the cross plate, when the threaded rod rotates, it will drive the cross plate to move up and down, so that the mobile phone screen clamped on the cross plate can move up or down, thus facilitating the simulation of the situation of falling from different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the mobile phone screen anti-drop test device of the present utility model;

[0019] Figure 2 It is a side three-dimensional structural schematic diagram of the mobile phone screen anti-drop test device of the present utility model;

[0020] Figure 3 It is a front structural schematic diagram of the mobile phone screen anti-drop test device of the present utility model;

[0021] Figure 4This is a schematic diagram of the second driving motor of the present utility model and its related structure;

[0022] Figure 5 This is a schematic diagram of the clamping groove of the present utility model and its related structure.

[0023] In the figure: 1, bottom plate; 2, support leg; 3, controller; 4, protective baffle; 5, vertical plate; 6, chute; 7, first driving motor; 8, threaded rod; 9, fixed rod; 10, cross plate; 11, second driving motor; 12, connecting rod; 13, mounting plate; 14, clamping groove; 15, pull rod; 16, clamping plate; 17, spring; 18, connecting plate; 19, pull ring; 20, suction cup; 21, vacuum pump; 22, connecting pipe. Specific embodiments

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] Embodiment 1:

[0026] Please refer to FIGS. 1-5. A mobile phone screen anti-drop test device. A protective baffle 4 is arranged in a rectangular shape on the upper surface of the bottom plate 1 near the front end. A second driving motor 11 is fixedly installed on the cross plate 10. The second driving motor 11 is electrically connected to the controller 3. The output end of the second driving motor 11 is fixedly installed with a connecting rod 12. The connecting rod 12 penetrates through the cross plate 10. The bottom of the connecting rod 12 is fixedly installed with a mounting plate 13. A clamping groove 14 is opened on one side end face of the mounting plate 13. A pull rod 15 penetrates through the clamping groove 14. A clamping plate 16 is fixedly installed on the inner end surface of the pull rod 15. A rubber pad is arranged at the clamping end of the clamping plate 16. A spring 17 is fixedly installed in the clamping groove 14. The other end of the spring 17 is connected to the outer end surface of the clamping plate 16. The spring 17 is arranged on the outer surface of the connecting rod 12. A connecting plate 18 is fixedly installed on the outer end surface of the pull rod 15. A pull ring 19 is arranged on the outer end surface of the connecting plate 18. A suction cup 20 is arranged at the bottom position of the other side end face of the mounting plate 13. A vacuum pump 21 is arranged on the upper end surface of the mounting plate 13. The vacuum pump 21 is electrically connected to the controller 3. A connecting pipe 22 is arranged on the vacuum pump 21. The other end of the connecting pipe 22 is connected to the suction cup 20.

[0027] Working principle: Place the mobile phone screen to be tested flat under the adsorption plate 20, and then turn on the vacuum pump 21 through the controller 3 so that the vacuum pump 21 adsorbs the mobile phone screen to the adsorption plate 20 through the connecting pipe 22. Then, after driving the mobile phone screen to move to the required test height, turn off the vacuum pump 21 through the controller 3 to cancel the suction force on the adsorption plate 20. Then, after the suction force is removed, the mobile phone screen will fall, and then fall into the protective baffle 4. Then the staff observes the tested mobile phone screen, and then controls the second driving motor 11 through the controller 3, so that one end of the mounting plate 13 with the clamping groove 14 is placed directly above the protective baffle 4. Then place the upper end or the tail end of the mobile phone screen into the clamping groove 14, and then loosen the pull ring 19 so that the spring 17 rebounds to drive the clamping plate 16 to move to clamp the mobile phone screen. Then, after the height is adjusted, the staff pulls the pull ring 19, so that the spring 17 contracts and the connecting plate 18 drives the clamping plate 16 at the inner end of the pull rod 15 to move outward, so as to cancel the restriction on the mobile phone screen. Then, after the clamping of the mobile phone screen is cancelled, it will fall vertically downward, so that the mobile phone screen falls onto the protective baffle 4. Then the protective baffle 4 can prevent the parts on the mobile phone screen from splashing, so as to facilitate the staff to test the mobile phone screen at different angles, so as to facilitate the staff to compare the results of different angle tests, and also improve the test results.

[0028] Embodiment 2:

[0029] Please refer to FIGS. 1-5 in combination. A mobile phone screen anti-drop test device, four support legs 2 are fixedly installed at the bottom of the bottom plate 1, and the four support legs 2 are arranged in a rectangular array at the bottom of the bottom plate 1. A controller 3 is arranged on the upper surface of the bottom plate 1, and a vertical plate 5 is fixedly installed on the upper surface of the bottom plate 1. A chute 6 is opened on the inner end surface of the vertical plate 5. A first driving motor 7 is fixedly installed on the upper surface of the vertical plate 5. The first driving motor 7 is electrically connected to the controller 3. A threaded rod 8 is fixedly installed at the bottom output end of the first driving motor 7. The threaded rod 8 penetrates through the vertical plate 5 and extends into the chute 6. Two fixing rods 9 are fixedly installed in the chute 6. A cross plate 10 is arranged in the chute 6. The threaded rod 8 and the fixing rod 9 penetrate through the cross plate 10.

[0030] Working principle: The four support legs 2 installed at the bottom of the bottom plate 1 can better support the test device. Then, when it is necessary to conduct a drop test on the mobile phone screen, generally, it is necessary to simulate the situation of the mobile phone screen dropping from different heights. Then, the first driving motor 7 can be controlled by the controller 3, so that the first driving motor 7 drives the threaded rod 8 installed on its output end to rotate. Then, because there is a cross plate 10 arranged in the chute 6 and the threaded rod 8 is inserted into the cross plate 10, when the threaded rod 8 rotates, it will drive the cross plate 10 to move up and down, so that the mobile phone screen clamped on the cross plate 10 can be raised or lowered, thus facilitating the simulation of the situation of dropping from different heights. Then, the two fixing rods 9 installed in the chute 6 can better keep the cross plate 10 stable when it rises.

[0031] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mobile phone screen drop resistance test device, comprising a bottom plate (1), characterized in that: Four supporting legs (2) are fixedly mounted on the bottom of the base plate (1), and the four supporting legs (2) are arranged in a rectangular array at the bottom of the base plate (1). A controller (3) is arranged on the upper surface of the base plate (1). A protective baffle (4) is arranged in a rectangular shape on the upper surface of the base plate (1) closer to the front end. A vertical plate (5) is fixedly mounted on the upper surface of the base plate (1), and a slide groove (6) is provided on the inner end surface of the vertical plate (5). A first drive motor (7) is fixedly mounted on the upper surface of the vertical plate (5), and the first drive motor (7) and the controller (3) are electrically connected. A threaded rod (8) is fixedly mounted on the bottom output end of the first drive motor (7), and the threaded rod (8) penetrates the vertical plate (5) and extends into the slide groove (6). Two fixed rods (9) are fixedly mounted in the slide groove (6).

2. A mobile phone screen anti-drop test device according to claim 1, characterized in that: A transverse plate (10) is arranged in the slide groove (6), and a threaded rod (8) and a fixing rod (9) penetrate through the transverse plate (10).

3. A mobile phone screen anti-drop test device according to claim 2, characterized in that: A second drive motor (11) is fixedly mounted on the transverse plate (10), the second drive motor (11) and the controller (3) are electrically connected, a connecting rod (12) is fixedly mounted on the output end of the second drive motor (11), the connecting rod (12) penetrates the transverse plate (10), and a mounting plate (13) is fixedly mounted on the bottom of the connecting rod (12).

4. A mobile phone screen anti-drop test device according to claim 3, characterized in that: A clamping groove (14) is provided on one end surface of the mounting plate (13), a pull rod (15) passes through the clamping groove (14), a clamping plate (16) is fixedly installed on the inner end surface of the pull rod (15), a rubber pad is provided at the clamping end of the clamping plate (16), a spring (17) is fixedly installed in the clamping groove (14), the other end of the spring (17) is connected to the outer end surface of the clamping plate (16), the spring (17) is provided on the outer surface of the connecting rod (12), a connecting plate (18) is fixedly installed on the outer end surface of the pull rod (15), and a pull ring (19) is provided on the outer end surface of the connecting plate (18).

5. A mobile phone screen anti-drop test device according to claim 3, characterized in that: An adsorption plate (20) is arranged at the bottom of the other side end surface of the mounting plate (13), a vacuum pump (21) is arranged on the upper end surface of the mounting plate (13), the vacuum pump (21) and the controller (3) are electrically connected, a connecting pipe (22) is arranged on the vacuum pump (21), and the other end of the connecting pipe (22) is connected to the adsorption plate (20).