Screen anti-falling detection device

Abstract

The utility model relates to a screen anti-falling detection device in the field of screen testing, which comprises a frame and a lifting plate capable of sliding up and down, the frame is provided with a driving assembly matched with the lifting plate, the lifting plate is provided with a swingable connecting frame, one end of the connecting frame is provided with a rotatable rotating disc, and the other end of the connecting frame is provided with a rotating shaft. One end of the rotating disc is connected with an adjustable grabbing assembly, a slidable drawer is arranged at the lower end of the frame, and a detection plate is arranged in the drawer. According to the utility model, through cooperation of the lifting plate and the driving assembly, height adjustment of the suction cup assembly is realized, so that impact conditions of a screen falling at different heights are simulated. And through the arrangement of a connecting frame and a rotating disc, angle adjustment of the grabbing assembly is achieved, and therefore the requirements for different angles in the testing process are met. Besides, through the design of a slidable drawer, rapid replacement of the detection plate is realized, so that the anti-falling performance of the screen in different scenes is detected, and the testing flexibility and accuracy are improved.

Description

Technical Field

[0001] This utility model relates to the field of screen testing, specifically to a screen drop resistance testing device. Background Technology

[0002] As a crucial component of electronic devices, the screen plays a key role in converting electrical signals into visual images that people can see directly. It is widely used in various consumer electronics products, industrial equipment, and medical instruments. To ensure the reliability and durability of screens under various usage scenarios, drop testing is particularly important. By simulating the impact and vibration experienced by the screen during a drop, its drop resistance can be effectively evaluated, thereby ensuring the stability and reliability of the screen in practical applications.

[0003] While existing testing devices can perform screen drop tests, their inability to automatically adjust the angle necessitates frequent adjustments or replacements during testing. This results in low testing efficiency and increased costs, making it difficult to meet the testing requirements of actual production. Therefore, this invention proposes a screen drop testing device with an automatically adjustable testing angle. Summary of the Invention

[0004] This invention provides a screen drop resistance testing device. By setting up a connecting frame and a rotating disk, the gripping component can be angled according to testing requirements, solving the problem that existing testing devices cannot automatically adjust the angle.

[0005] The objective of this utility model is achieved through the following means:

[0006] A screen drop detection device includes a frame and a sliding lifting plate. The frame is provided with a drive component that cooperates with the lifting plate. The lifting plate is provided with a swingable connecting frame. One end of the connecting frame is provided with a rotatable rotating disk. One end of the rotating disk is connected to an adjustable gripping component. The lower end of the frame is provided with a sliding drawer, and the drawer contains a detection plate.

[0007] Furthermore, the lifting plate is provided with a support frame, and the connecting frame is rotatably mounted on the support frame via a rotating shaft. One end of the lifting plate is provided with a driving component that connects and cooperates with the rotating shaft.

[0008] Furthermore, one end of the connecting frame is provided with a limiting rod, and the support frame is provided with a limiting groove that cooperates with the limiting rod.

[0009] Furthermore, the gripping component includes a mounting plate and several suction nozzles. The mounting plate is fixedly mounted on one end of the rotating disk, and the several suction nozzles are arranged around one end of the mounting plate.

[0010] Further, a plurality of sliding grooves are arranged at one end of the mounting disc, and the suction nozzle is slidably arranged in the sliding grooves.

[0011] Further, the driving assembly comprises a screw rod, a driving motor and bearing seats arranged at two ends of the screw rod, the bearing seats are fixedly arranged at two ends of the frame, the screw rod is rotatably arranged at the shaft of the bearing seat, the driving motor is arranged at one end of the screw rod, and one end of the lifting plate is provided with a driving nut matched with the screw rod.

[0012] Further, the frame is provided with a guide column matched with the lifting plate, and the lifting plate is provided with a guide sleeve matched with the guide column.

[0013] The screen anti-falling detection device has the advantages that: the height of the suction disc assembly is adjusted through the cooperation of the lifting plate and the driving assembly, so that the impact condition of the screen falling at different heights is simulated; the angle of the grabbing assembly is adjusted through the arrangement of the connecting frame and the rotating disc, so that the requirement for different angles in the test process is met; in addition, the detection plate is quickly replaced through the slidable drawer design, so that the anti-falling performance of the screen in different scenes is detected, and the flexibility and accuracy of the test are improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the screen anti-falling detection device.

[0015] Figure 2 It is a structural schematic view of the screen anti-falling detection device. Figure 1 It is an enlarged view of A.

[0016] Figure 3 It is a partial enlarged view of the screen anti-falling detection device.

[0017] Figure 4 It is a sectional view of the screen anti-falling detection device.

[0018] Figure 5 It is an enlarged view of B. Figure 4 It is an enlarged view of B.

[0019] In the drawings, the reference signs are as follows: 1-frame, 11-drawer, 12-detection plate, 13-guide column, 2-lifting plate, 21-support frame, 22-driving part, 23-limiting groove, 24-driving nut, 25-guide sleeve, 3-driving assembly, 31-screw rod, 32-driving motor, 33-bearing seat, 4-connecting frame, 41-rotating shaft, 42-limiting rod, 5-rotating disc, 6-grabbing assembly, 61-mounting disc, 611-sliding groove, 62-suction nozzle. DETAILED DESCRIPTION

[0020] The utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0021] In this embodiment, refer to Figures 1-5 The specific implementation of a screen anti-falling detection device, including frame 1 and the up-down sliding lifting plate 2, frame 1 is equipped with the drive assembly 3 that cooperates with lifting plate 2, lifting plate 2 is equipped with the swingable connecting frame 4, one end of connecting frame 4 is equipped with rotatable rotary disc 5, rotary disc 5 is rotatably installed in one end of connecting frame 4 through bearing, one end of rotary disc 5 is connected with adjustable grabbing assembly 6, the lower end of frame 1 is equipped with the drawer 11 that can slide, the drawer 11 is equipped with detection plate 12 in.

[0022] Through the cooperation of drive assembly 3 and lifting plate 2, the up-down sliding of lifting plate 2 is controlled.And through the cooperation of connecting frame 4 and rotary disc 5, the angle adjustment of grabbing assembly 6 is realized, and grabbing assembly 6 is used for clamping the screen to be detected, so that the screen can collide with detection plate 12 in drawer 11 under different heights and angles, so as to simulate the falling situation of the screen under different conditions, to detect the anti-falling performance of the screen.Detection plate 12 can be replaced according to the detection requirement detection plate 12 of different thickness or material, to simulate the falling situation under different scenes.When it is necessary to replace detection plate 12, only the drawer 11 is pulled out, and detection plate 12 can be easily replaced, so as to improve the detection efficiency.

[0023] The two sides of frame 1 are equipped with the slide rail that cooperates with drawer 11, and the two sides of drawer 11 are equipped with the guide block that cooperates with slide rail, through the cooperation of slide rail and guide block, drawer 11 can slide stably, to ensure the stability of drawer 11 during detection.In addition, the two sides of frame 1 are equipped with observation window, and the front and rear ends of frame 1 are equipped with openable observation door, and the observation window and observation door are equipped with observation plate of transparent material, the setting of observation plate facilitates staff to observe the detection situation inside the detection device in real time, to ensure the accuracy and safety of detection process.The observation door and drawer 11 are equipped with the handle that can be grabbed, through the setting of handle, staff can conveniently open observation door and pull out drawer 11, to improve the convenience of operation.

[0024] The lifting plate 2 is provided with a support frame 21, the connecting frame 4 is rotatably installed on the support frame 21 through a rotating shaft 41, and one end of the lifting plate 2 is provided with a driving piece 22 connected and matched with the rotating shaft 41. The driving piece 22 is connected with the rotating shaft 41 through a shaft coupling, used to drive the connecting frame 4 to rotate around the rotating shaft 41, and the rotating shaft 41 is connected and matched with the connecting frame 4 through a key block, so that the connecting frame 4 can swing with the rotation of the rotating shaft 41. The support frame 21 is arranged on both sides of the connecting frame 4, and the support frame 21 is provided with a bearing matched with the rotating shaft 41, so that the friction resistance of the rotating shaft 41 is reduced when rotating, and the connecting frame 4 can swing more smoothly. The connecting frame 4 is provided with a rotating motor connected and matched with the rotating disc 5, and the rotating motor is connected with the rotating disc 5 through a belt, used to drive the rotating disc 5 to rotate, so as to adjust the angle of the grabbing assembly 6.

[0025] One end of the connecting frame 4 is provided with a limiting rod 42, and the support frame 21 is provided with a limiting groove 23 matched with the limiting rod 42. Through the cooperation of the limiting rod 42 and the limiting groove 23, the angle of the swinging of the connecting frame 4 is controlled, so as to ensure the stability and safety of the detection device during operation. In this embodiment, the swinging angle of the connecting frame 4 is 0-90 degrees, that is, the grabbing assembly 6 can drive the screen to be detected to swing between the vertical position and the horizontal position.

[0026] The grabbing assembly 6 comprises a mounting disc 61 and a plurality of suction nozzles 62, the mounting disc 61 is fixedly installed at one end of the rotating disc 5, and the plurality of suction nozzles 62 are arranged around one end of the mounting disc 61. A screw rod is arranged between the mounting disc 61 and the rotating disc 5, so that a certain gap is left between the rotating disc 5 and the mounting disc 61 through the arrangement of the screw rod 31, so that the installation of the suction nozzles 62 is more convenient and fast. One end of the mounting disc 61 is provided with a plurality of sliding grooves 611, and the suction nozzles 62 are slidably installed in the sliding grooves 611. The suction nozzles 62 are slidably installed in the sliding grooves 611 through bolts, and when the size of the screen to be detected is different, the distance between the suction nozzles 62 can be adjusted by sliding the position of the suction nozzles 62 in the sliding grooves 611, so as to adapt to different sizes of the screen to be detected, and improve the versatility of the detection device.

[0027] The driving assembly 3 comprises a lead screw 31, a driving motor 32 and bearing seats 33 arranged at both ends of the lead screw 31, the bearing seats 33 are fixedly installed at both ends of the frame 1, the lead screw 31 is rotatably installed at the shaft center of the bearing seat 33, the driving motor 32 is arranged at one end of the lead screw 31, and one end of the lifting plate 2 is provided with a driving nut 24 matched with the lead screw 31. The bearing seat 33 is provided with a bearing matched with the lead screw 31, so that the rotation of the lead screw 31 is more stable. In use, the driving motor 32 drives the lead screw 31 to rotate, and the lead screw 31 is matched with the driving nut 24, so that the lifting plate 2 can slide up and down along the lead screw 31, so as to adjust the height of the grabbing assembly 6, and realize the drop detection of different heights.

[0028] The frame 1 is provided with guide columns 13 matched with the lifting plate 2, and the lifting plate 2 is provided with guide sleeves 25 matched with the guide columns 13. The guide columns 13 are arranged on both sides of the frame 1, and the guide sleeves 25 are correspondingly arranged on both sides of the lifting plate 2. Through the cooperation of the guide columns 13 and the guide sleeves 25, the lifting plate 2 is more stable when sliding up and down, so as to avoid the shaking or deviation of the lifting plate 2 during the sliding process, and further improve the stability and accuracy of the detection device.

[0029] The utility model discloses the beneficial effect has: through the cooperation of lifting plate 2 and drive assembly 3, realize the height adjustment of sucking disc subassembly, thereby simulate the impact situation when screen falls in different height. And through the setting of connecting frame 4 and rotary disc 5, realize the angle adjustment of grabbing subassembly 6, thereby satisfy the demand of different angle in the test process. In addition, through the design of slidable drawer 11, realize the quick replacement of detection board 12, thereby detect the anti -drop performance of screen under different scene, improve the flexibility and accuracy of test.

[0030] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form, although the utility model discloses the above preferred embodiment, however, is not used to limit the utility model, any skilled person in the art, in the range of the utility model technical scheme, when utilizing the technical content disclosed above makes a little change or modification equivalent variation equivalent embodiment, but as long as not departing from the utility model technical scheme content, according to the utility model technology refers to the above embodiment is made any simple modification, equivalent variation and modification, all belong to the range of the utility model technical scheme.

Claims

1. A screen anti-falling detection device, comprising a frame (1) and a lifting plate (2) which can slide up and down, a driving assembly (3) is arranged on the frame (1) and matched with the lifting plate (2), characterized in that: The lifting plate (2) is provided with a swingable connecting frame (4), one end of the connecting frame (4) is provided with a rotatable rotating disc (5), one end of the rotating disc (5) is connected with an adjustable grabbing assembly (6), the lower end of the frame (1) is provided with a slidable drawer (11), the drawer (11) is provided with a detection plate (12) inside.

2. The screen break detection apparatus of claim 1, wherein: The lifting plate (2) is provided with a support frame (21), the connecting frame (4) is rotatably installed on the support frame (21) through a rotating shaft (41), one end of the lifting plate (2) is provided with a driving piece (22) connected and matched with the rotating shaft (41).

3. The screen break detection apparatus of claim 2, wherein: One end of the connecting frame (4) is provided with a limiting rod (42), the support frame (21) is provided with a limiting groove (23) matched with the limiting rod (42).

4. The screen break detection apparatus of claim 1, wherein: The grabbing assembly (6) comprises a mounting disc (61) and a plurality of suction nozzles (62), the mounting disc (61) is fixedly installed at one end of the rotating disc (5), and the plurality of suction nozzles (62) are arranged at one end of the mounting disc (61).

5. The screen break detection apparatus of claim 4, wherein: A plurality of sliding grooves (611) are arranged at one end of the mounting disc (61), and the suction nozzles (62) are slidably installed in the sliding grooves (611).

6. The screen break detection apparatus of claim 1, wherein: The driving assembly (3) comprises a lead screw (31), a driving motor (32) and bearing seats (33) arranged at both ends of the lead screw (31), the bearing seats (33) are fixedly installed at both ends of the frame (1), the lead screw (31) is rotatably installed at the shaft center of the bearing seat (33), the driving motor (32) is arranged at one end of the lead screw (31), and one end of the lifting plate (2) is provided with a driving nut (24) matched with the lead screw (31).

7. The screen break detection apparatus of any one of claims 1-6, wherein: The frame (1) is provided with a guide column (13) matched with the lifting plate (2), and the lifting plate (2) is provided with a guide sleeve (25) matched with the guide column (13).

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