Touch screen pressure testing device

By designing a touch screen pressure test device including suction cups, negative pressure pumps and automated testing mechanisms, the problems of low efficiency, poor stability and low use reliability in the prior art are solved, and efficient, accurate and reliable stress testing is achieved.

CN222618374UActive Publication Date: 2025-03-14TIANJIN HANLINHUI ELECTRONIC TECH CO LTD
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Patent Information

Application Number
CN202421039047.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-14
Publication Date
2025-03-14
Estimated Expiration
2034-05-14

AI Technical Summary

Technical Problem

The existing mobile phone touch screen pressure test devices have low efficiency and poor placement stability, resulting in inaccurate detection results and wasting manpower with hands pressing. The results are not representative and have low reliability in use.

Method used

A touch screen pressure testing device including a base, a slide, an electric telescopic rod, a motor, a suction cup, a negative pressure pump, a test mechanism and other components is designed. The touch screen is firmly adsorbed through the combination of suction cup and negative pressure pump; the test mechanism uses motor, rocker arms, rotary rods and slide columns to achieve continuous point pressure testing to ensure stable force application; the slide and turntable allow pressure testing in all areas to improve accuracy.

Benefits of technology

Through an automated testing process, the device improves work efficiency, ensures the accuracy and reliability of test results, saves manpower, and prevents touch screen damage through springs and buffer devices.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a touch screen pressure testing device, which belongs to the technical field of pressure testing equipment and comprises a base and a sliding seat slidably mounted at the top of the base, a first electric telescopic rod is fixedly mounted on the front side of the base, an output shaft of the first electric telescopic rod is fixedly connected with the sliding seat, and a first motor is fixedly mounted at the bottom of the sliding seat. The output end of the first motor is fixedly connected with a rotating disc located at the top of the sliding seat, the top of the rotating disc is fixedly connected with a suction cup, the bottom of the rotating disc is fixedly provided with a negative pressure pump connected with the suction cup, and the top of the base is fixedly connected with a supporting frame. The testing mechanism comprises a second motor fixedly installed above the supporting frame and a sliding column penetrating through the supporting frame. Through the arrangement of the suction cup and the negative pressure pump, the touch screen is placed on the top of the suction cup, the touch screen can be adsorbed by starting the negative pressure pump, and stability and firmness are achieved.
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Description

Technical Field

[0001] The utility model relates to a pressure testing device, in particular to a touch screen pressure testing device, and belongs to the technical field of pressure testing equipment. Background Art

[0002] During the processing and production of mobile phones, it is necessary to perform pressure testing on the mobile phone touch screen in order to better observe and test the deformation of the mobile phone touch screen when it is subjected to pressure. When using the existing mobile phone touch screen pressure testing device, the mobile phone touch screen is first placed on a test bench, and then different positions of the top of the mobile phone touch screen are pressed by hand to record the deformation of the mobile phone touch screen during pressing. However, this method is inefficient, and the placement stability of the mobile phone touch screen on the test bench is poor, which affects the test results. In addition, pressing by hand wastes manpower. Due to the different strengths of human hands, the test results obtained by manual pressing are not representative, resulting in low reliability in use.

[0003] The utility model proposes a new solution to the above problems. Utility Model Content

[0004] The main purpose of the utility model is to solve the problems that the existing touch screen pressure testing device is low in efficiency, the placement stability of the mobile phone touch screen on the testing table is poor, which affects the test results, and pressing by hand wastes manpower. Due to the different strengths of human hands, the test results obtained by manual pressing are not representative, resulting in low reliability of use, and a touch screen pressure testing device is provided.

[0005] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0006] The control mechanism that the present invention relates to a touch screen pressure testing device, comprises a base and a slide seat slidably mounted on the top of the base, the front side of the base is fixedly mounted with a first electric telescopic rod, the output shaft of the first electric telescopic rod is fixedly connected to the slide seat, the bottom of the slide seat is fixedly mounted with a first motor, the output end of the first motor is fixedly connected with a turntable located at the top of the slide seat, the top of the turntable is fixedly connected with a suction cup, the bottom of the turntable is fixedly mounted with a negative pressure pump connected to the suction cup, the top of the base is fixedly connected with a support frame, the support frame is mounted with a testing mechanism, the testing mechanism comprises a second motor fixedly mounted above the support frame, and a sliding column running through the support frame, a rocker arm is fixedly connected to the output shaft of the second motor, a rotating rod is connected between the rocker arm and the sliding column, one end of the rotating rod is rotatably connected to the rocker arm through a rotating shaft, the other end of the rotating rod is rotatably connected to the sliding column, a sliding rod is slidably mounted on the inner side of the sliding column, and a contact is fixedly connected to the bottom of the sliding rod.

[0007] Preferably, a mounting plate is fixedly mounted on the top of the base, sliding grooves located on the top of the base are opened on both sides of the mounting plate, and the first electric telescopic rod is fixedly mounted on the mounting plate.

[0008] Preferably, two supporting slides which are slidably matched with the slide grooves are fixedly connected to the bottom of the slide seat, and a fixing plate which is fixedly connected to the bottom of the slide seat is provided between the two supporting slides.

[0009] Preferably, a first sliding hole slidably matched with the sliding column is formed through the top of the support frame, a vertical plate fixedly connected to the top of the support frame is provided on one side of the first sliding hole, and the second motor is fixedly mounted on the vertical plate.

[0010] Preferably, a connecting rod rotatably matched with the rotating rod is fixedly mounted on the side wall of the sliding column, and a mounting cap is threadedly connected to the end of the connecting rod.

[0011] Preferably, a second sliding hole slidably matched with the sliding rod is formed at the bottom of the sliding column.

[0012] Preferably, a movable groove penetrating through the second sliding hole is formed on the front side of the sliding column.

[0013] Preferably, a spring located inside the second sliding hole is provided on the top of the sliding rod.

[0014] Preferably, a sliding block slidably matched with the movable groove is fixedly connected to the outer side of the sliding rod.

[0015] Preferably, a screw hole is provided at the bottom of the sliding rod, and a stud threadedly connected to the screw hole is fixedly connected to the top of the contact.

[0016] The beneficial technical effects of the utility model are as follows: according to the touch screen pressure testing device of the utility model, through the setting of the suction cup and the negative pressure pump, the touch screen is placed on the top of the suction cup, and the negative pressure pump is started to adsorb the touch screen stably and firmly; through the setting of the testing mechanism, the second motor drives the rocker arm to rotate, and the sliding column is driven to slide up and down through the rotating rod, so that the contact is continuously pressed on the touch screen, the force is stable, manpower is saved, and work efficiency can be improved; through the setting of the slide seat and the turntable, the first electric telescopic rod pushes the slide seat to move, and the first motor drives the turntable to rotate, so that all areas on the touch screen can be pressure tested, and the accuracy of the test results is improved; through the setting of the spring, when the contact point is pressed on the touch screen, the slide bar will compress the spring, and part of the pressure will be converted into elastic potential energy to prevent the touch screen from being crushed due to hard contact, and the setting of the movable groove and the slider can prevent the slide bar from falling. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a schematic diagram of the overall structure of a preferred embodiment provided by the utility model;

[0018] Figure 2 A schematic diagram of a base structure according to a preferred embodiment of the utility model;

[0019] Figure 3 A structural diagram of a testing mechanism according to a preferred embodiment of the present utility model;

[0020] Figure 4 A schematic diagram of a suction cup structure according to a preferred embodiment of the utility model;

[0021] Figure 5 A schematic diagram of a sliding column structure according to a preferred embodiment of the utility model;

[0022] Figure 6 The figure is a schematic diagram of a slide bar structure according to a preferred embodiment of the utility model.

[0023] In the figure: 1, base; 2, slide; 3, first electric telescopic rod; 4, first motor; 5, turntable; 6, suction cup; 7, negative pressure pump; 8, support frame; 9, second motor; 10, slide column; 11, rocker arm; 12, rotating rod; 13, slide rod; 14, contact; 101, mounting plate; 102, slide groove; 201, support slide plate; 202, fixing plate; 801, first slide hole; 802, vertical plate; 111, connecting rod; 112, second slide hole; 113, movable groove; 131, spring; 132, slider; 133, screw hole; 141, stud. DETAILED DESCRIPTION

[0024] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0025] like Figure 1-Figure 6As shown, the touch screen pressure testing device provided in this embodiment includes a base 1 and a slide 2 slidably mounted on the top of the base 1, a first electric telescopic rod 3 is fixedly mounted on the front of the base 1, an output shaft of the first electric telescopic rod 3 is fixedly connected to the slide 2, a first motor 4 is fixedly mounted on the bottom of the slide 2, a turntable 5 located on the top of the slide 2 is fixedly connected to the output end of the first motor 4, a suction cup 6 is fixedly connected to the top of the turntable 5, a negative pressure pump 7 connected to the suction cup 6 is fixedly mounted on the bottom of the turntable 5, and the top of the base 1 is fixedly mounted. A support frame 8 is fixedly connected, and a testing mechanism is installed on the support frame 8. The testing mechanism includes a second motor 9 fixedly installed above the support frame 8, and a sliding column 10 passing through the support frame 8. A rocker arm 11 is fixedly connected to the output shaft of the second motor 9, and a rotating rod 12 is connected between the rocker arm 11 and the sliding column 10. One end of the rotating rod 12 is rotatably connected to the rocker arm 11 through a rotating shaft, and the other end of the rotating rod 12 is rotatably connected to the sliding column 10. A sliding rod 13 is slidably installed on the inner side of the sliding column 10, and a contact 14 is fixedly connected to the bottom of the sliding rod 13.

[0026] By setting the suction cup 6 and the negative pressure pump 7, the touch screen is placed on the top of the suction cup 6, and the negative pressure pump 7 is started to adsorb the touch screen stably and firmly; by setting the testing mechanism, the second motor 9 drives the rocker arm 11 to rotate, and drives the slide column 10 to slide up and down through the rotating rod 12, so that the contact 14 is continuously pressed on the touch screen, the force is stable, manpower is saved, and work efficiency can be improved; by setting the slide 2 and the turntable 5, the first electric telescopic rod 3 pushes the slide 2 to move, and the first motor 4 drives the turntable 5 to rotate, so that all areas on the touch screen can be pressure tested, thereby improving the accuracy of the test results.

[0027] In this embodiment, if Figure 1 and Figure 2 As shown, a mounting plate 101 is fixedly mounted on the top of the base 1, and slide grooves 102 are provided on both sides of the mounting plate 101 and are located on the top of the base 1. The first electric telescopic rod 3 is fixedly mounted on the mounting plate 101, and two supporting slide plates 201 that are slidably matched with the slide grooves 102 are fixedly connected to the bottom of the slide seat 2. A fixing plate 202 that is fixedly connected to the bottom of the slide seat 2 is provided between the two supporting slide plates 201. The arrangement of the slide grooves 102 and the supporting slide plates 201 can limit the horizontal sliding of the slide seat 2 on the base 1.

[0028] In this embodiment, if Figure 2 , Figure 3 and Figure 5As shown, the top of the support frame 8 is penetrated with a first sliding hole 801 that is slidably matched with the sliding column 10, and one side of the first sliding hole 801 is provided with a vertical plate 802 that is fixedly connected to the top of the support frame 8, and the second motor 9 is fixedly installed on the vertical plate 802. A connecting rod 111 that is rotatably matched with the rotating rod 12 is fixedly installed on the side wall of the sliding column 10, and a mounting cap is threadedly connected to the end of the connecting rod 111. The setting of the first sliding hole 801 and the vertical plate 802 can support the operation of the test mechanism.

[0029] In this embodiment, if Figure 3 , Figure 5 and Figure 6 As shown, the bottom of the slide column 10 is provided with a second slide hole 112 that is slidably matched with the slide bar 13, the front of the slide column 10 is provided with a movable groove 113 that penetrates the second slide hole 112, the top of the slide bar 13 is provided with a spring 131 located inside the second slide hole 112, and the outer side of the slide bar 13 is fixedly connected with a slider 132 that is slidably matched with the movable groove 113. Through the provision of the second slide hole 112, the slide bar 13 can be slidably installed inside the second slide hole 112, and through the provision of the spring 131, when the contact 14 is pressed on the touch screen, the slide bar 13 will compress the spring 131, and a part of the pressure will be converted into elastic potential energy to prevent the touch screen from being crushed due to hard contact, and the provision of the movable groove 113 and the slider 132 prevent the slide bar 13 from falling.

[0030] In this embodiment, if Figure 3 , Figure 5 and Figure 6 As shown, a screw hole 133 is provided at the bottom of the slide bar 13, and a stud 141 threadedly connected to the screw hole 133 is fixedly connected to the top of the contact 14. Through the arrangement of the contact 14, the contact 14 is a rubber contact, which plays a buffering role, and the arrangement of the screw hole 133 and the stud 141 facilitates the assembly and disassembly of the contact 14.

[0031] In this embodiment, if Figure 1-Figure 6 As shown, the working process of a touch screen pressure testing device provided in this embodiment is as follows:

[0032] Step 1: Place the touch screen on top of the suction cup 6 and start the negative pressure pump 7 to absorb the touch screen;

[0033] Step 2: The second motor 9 drives the rocker arm 11 to rotate, and drives the slide post 10 to slide up and down through the rotating rod 12, so that the contact 14 continuously presses on the touch screen. When the contact 14 presses on the touch screen, the slide bar 13 compresses the spring 131, and part of the pressure is converted into elastic potential energy to prevent the touch screen from being crushed due to hard contact;

[0034] Step 3: The first electric telescopic rod 3 pushes the slide 2 to move, and the first motor 4 drives the turntable 5 to rotate, so that pressure testing can be performed on all areas on the touch screen to improve the accuracy of the test results.

[0035] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. A touch screen pressure testing device, characterized in that: The invention comprises a base (1) and a slide seat (2) slidably mounted on the top of the base (1); a first electric telescopic rod (3) is fixedly mounted on the front of the base (1); an output shaft of the first electric telescopic rod (3) is fixedly connected to the slide seat (2); a first motor (4) is fixedly mounted on the bottom of the slide seat (2); an output end of the first motor (4) is fixedly connected to a turntable (5) located on the top of the slide seat (2); a suction cup (6) is fixedly connected to the top of the turntable (5); a negative pressure pump (7) connected to the suction cup (6) is fixedly mounted on the bottom of the turntable (5); a support frame (8) is fixedly connected to the top of the base (1); A testing mechanism is installed on the support frame (8), and the testing mechanism includes a second motor (9) fixedly installed above the support frame (8), and a sliding column (10) passing through the support frame (8); a rocker arm (11) is fixedly connected to the output shaft of the second motor (9); a rotating rod (12) is connected between the rocker arm (11) and the sliding column (10); one end of the rotating rod (12) is rotationally connected to the rocker arm (11) through a rotating shaft, and the other end of the rotating rod (12) is rotationally connected to the sliding column (10); a sliding rod (13) is slidably installed on the inner side of the sliding column (10), and a contact (14) is fixedly connected to the bottom of the sliding rod (13).

2. A touch screen pressure testing device as claimed in claim 1, characterized in that: A mounting plate (101) is fixedly mounted on the top of the base (1), and sliding grooves (102) located on the top of the base (1) are provided on both sides of the mounting plate (101), and the first electric telescopic rod (3) is fixedly mounted on the mounting plate (101).

3. A touch screen pressure testing device as claimed in claim 2, characterized in that: The bottom of the slide seat (2) is fixedly connected to two supporting slide plates (201) that are slidably matched with the slide grooves (102), and a fixing plate (202) that is fixedly connected to the bottom of the slide seat (2) is provided between the two supporting slide plates (201).

4. A touch screen pressure testing device as claimed in claim 1, characterized in that: A first sliding hole (801) is provided through the top of the support frame (8) and is slidably matched with the sliding column (10). A vertical plate (802) fixedly connected to the top of the support frame (8) is provided on one side of the first sliding hole (801). The second motor (9) is fixedly mounted on the vertical plate (802).

5. A touch screen pressure testing device as claimed in claim 1, characterized in that: A connecting rod (111) is fixedly mounted on the side wall of the sliding column (10) and is rotatably matched with the rotating rod (12). A mounting cap is threadedly connected to the end of the connecting rod (111).

6. A touch screen pressure testing device as claimed in claim 1, characterized in that: A second sliding hole (112) is provided at the bottom of the sliding column (10) and is slidably matched with the sliding rod (13).

7. A touch screen pressure testing device as claimed in claim 6, characterized in that: The front side of the sliding column (10) is provided with a movable groove (113) penetrating the second sliding hole (112).

8. A touch screen pressure testing device as claimed in claim 6, characterized in that: A spring (131) located inside the second sliding hole (112) is provided at the top of the sliding rod (13).

9. A touch screen pressure testing device as claimed in claim 7, characterized in that: A sliding block (132) which is slidably matched with the movable groove (113) is fixedly connected to the outer side of the sliding rod (13).

10. A touch screen pressure testing device as claimed in claim 1, characterized in that: A screw hole (133) is provided at the bottom of the sliding rod (13), and a stud (141) threadedly connected to the screw hole (133) is fixedly connected to the top of the contact (14).