Compression resistance detection device for touch screen

Abstract

The utility model relates to the field of touch screen detection, in particular to a pressure resistance detection device for a touch screen. The technical problems that according to a traditional device, the test pressure is inconvenient to adjust, tests under different pressures are inconvenient to carry out, a touch screen is inconvenient to clamp, and the test effect is poor are solved. A pressure resistance detection device for a touch screen comprises a bottom frame, a placing groove is formed in the bottom frame, a pressure sensor is fixedly connected to the bottom of the placing groove of the bottom frame, a displayer is fixedly connected to the bottom frame, and the displayer is connected with the pressure sensor through a circuit. A worker rotates the bolt, the bolt does not clamp the movable sleeve any more, the worker pulls the movable sleeve, when the needed gear moves to the position engaged with the first rack, the worker stops pulling the movable sleeve, the bolt rotates reversely, the bolt clamps the movable sleeve again, the test pressure can be adjusted conveniently, and tests of different pressures can be conducted conveniently.

Description

Technical Field

[0001] The utility model relates to the field of touch screen detection, in particular to a touch screen pressure resistance detection device. Background Art

[0002] The touch screen is an inductive liquid crystal display device. Due to its durability, fast response, space saving, easy communication and many other advantages, it has become the most acceptable computer input method for ordinary people after keyboard, mouse, handwriting tablet and voice input.

[0003] Since the touch screen relies on the tactile feedback system to work, its surface pressure bearing capacity is an important parameter of the touch screen. After the touch screen is produced, the staff will conduct pressure resistance testing by random sampling to obtain the pressure bearing parameters of the batch of touch screens. The traditional method is that the staff uses a pressurizing device and conducts multiple experiments to obtain the value. It is not convenient to adjust the size of the test pressure, it is not convenient to test different pressures, and it is not convenient to clamp the touch screen, so the test effect is not good. Utility Model Content

[0004] In order to overcome the shortcomings of traditional devices that are inconvenient to adjust the size of the test pressure, are inconvenient to perform tests at different pressures, are inconvenient to clamp the touch screen, and have poor test results, the utility model provides a touch screen pressure resistance detection device that can conveniently adjust the size of the test pressure, facilitate tests at different pressures, and clamp the touch screen, and has better test results.

[0005] Technical solution: A touch screen pressure resistance detection device, comprising a base frame, a placement slot is opened on the base frame, a pressure sensor is fixedly connected to the bottom of the placement slot of the base frame, a display is fixedly connected to the base frame, the display is connected to the pressure sensor through a circuit, a touch screen is placed in the placement slot of the base frame, the touch screen is in contact with the pressure sensor, a vertical plate is fixedly connected to the base frame, a connecting frame is fixedly connected to the vertical plate, a pressure column is slidably connected to one side of the connecting frame, the pressure column is located above the touch screen, a force storage spring is provided between the pressure column and the connecting frame, an adjustment component is provided on the base frame, and a clamping component is provided on the base frame, the adjustment component can conveniently adjust the size of the test pressure, so as to facilitate testing of different pressures, and the clamping component can conveniently clamp the touch screen, so as to achieve better test effect.

[0006] As an improvement of the above scheme, the adjustment assembly includes a motor, the motor is fixedly connected to the upper part of the vertical plate, the upper part of the vertical plate is rotatably connected to a rotating shaft, the output shaft of the motor is fixedly connected to the rotating shaft, a movable sleeve is slidably connected to the rotating shaft, one end of the movable sleeve is threadedly connected to a bolt, and the bolt is in contact with the rotating shaft.

[0007] As an improvement of the above scheme, the adjustment component also includes gear one, gear one is fixedly connected to the movable sleeve, gear two is fixedly connected to the movable sleeve, gear three is fixedly connected to the movable sleeve, gear four is fixedly connected to the movable sleeve, the number of teeth of gear one, gear two, gear three and gear four increases successively, and rack one is fixedly connected to the top of the pressure column, and rack one is meshed with gear one.

[0008] As an improvement of the above-mentioned scheme, the clamping assembly includes a locking frame, the locking frame is slidably connected to the base frame, a slot is opened on the locking frame, a return spring is connected between the locking frame and the base frame, a rotating frame is rotatably connected to the base frame, the upper part of the rotating frame is located in the slot of the locking frame, the bottom of the base frame is rotatably connected to a gear five, and a transmission assembly is connected between the gear five and the rotating frame.

[0009] As an improvement of the above scheme, the transmission assembly includes a driving wheel, a driven wheel and a transmission belt. The driving wheel is fixedly connected to the lower part of the rotating frame, the driven wheel is fixedly connected to the gear five, and a transmission belt is wound between the driving wheel and the driven wheel.

[0010] As an improvement of the above scheme, the clamping assembly also includes a clamping frame, two of the clamping frames are slidably connected to the base frame, the two clamping frames are symmetrically arranged, and the lower parts of the two clamping frames are fixedly connected to rack 2, the two rack 2 are staggered, and the two rack 2 are meshed with the gear 5.

[0011] The beneficial effects of the utility model are as follows: 1. The staff rotates the bolt, the bolt is out of contact with the rotating shaft, the bolt no longer clamps the movable sleeve, the staff pulls the movable sleeve, the movable sleeve moves to drive gear one, gear two, gear three and gear four to move, when the required gear moves to the position where rack one meshes, the staff stops pulling the movable sleeve and rotates the bolt in the opposite direction, the bolt clamps the movable sleeve again, the size of the test pressure can be easily adjusted, and it is convenient to perform tests with different pressures.

[0012] 2. The staff rotates the rotating frame, and the rotating frame drives the gear five to rotate through the transmission assembly. The gear five drives the two racks 2 to move towards each other, and the two racks 2 drive the two clamping frames to move towards each other, which can facilitate the clamping of the touch screen and achieve better test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the first three-dimensional structure of the utility model.

[0014] Figure 2 It is a partially cutaway three-dimensional structural schematic diagram of the utility model.

[0015] Figure 3 This is a schematic diagram of the second three-dimensional structure of the utility model.

[0016] Figure 4 This is a schematic diagram of a first partial three-dimensional structure of the utility model.

[0017] Figure 5 This is a schematic diagram of a second partial three-dimensional structure of the utility model.

[0018] Figure 6 This is a third stereoscopic structural schematic diagram of the utility model.

[0019] The numbers in the figure are as follows: 1. base frame, 2. pressure sensor, 3. display, 4. touch screen, 5. vertical plate, 6. connecting frame, 7. pressure column, 8. force storage spring, 9. motor, 10. rotating shaft, 11. movable sleeve, 12. bolt, 13. gear one, 14. gear two, 15. gear three, 16. gear four, 17. rack one, 18. locking frame, 19. reset spring, 20. rotating frame, 21. gear five, 22. transmission assembly, 23. clamping frame, 24. rack two. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1: A touch screen pressure resistance detection device, such as Figure 1-Figure 6 As shown, it includes a base frame 1, a placement slot is opened on the base frame 1, a pressure sensor 2 is fixedly connected to the bottom of the placement slot of the base frame 1, a display 3 is fixedly connected to the base frame 1, and the display 3 is connected to the pressure sensor 2 through a circuit, a touch screen 4 is placed in the placement slot of the base frame 1, and the touch screen 4 is in contact with the pressure sensor 2, a vertical plate 5 is fixedly connected to the base frame 1, a connecting frame 6 is fixedly connected to the vertical plate 5, a pressure column 7 is slidably connected to one side of the connecting frame 6, the pressure column 7 is located above the touch screen 4, and a force storage spring 8 is provided between the pressure column 7 and the connecting frame 6, an adjusting component is provided on the base frame 1, and a clamping component is provided on the base frame 1, the adjusting component can conveniently adjust the size of the test pressure, so as to facilitate the test of different pressures, and the clamping component can conveniently clamp the touch screen 4, so as to achieve a better test effect.

[0022] The adjusting assembly includes a motor 9, the motor 9 is fixedly connected to the upper part of the vertical plate 5, the upper part of the vertical plate 5 is rotatably connected to a rotating shaft 10, the motor 9 is used to drive the rotating shaft 10 to rotate, the output shaft of the motor 9 is fixedly connected to the rotating shaft 10, the motor 9 drives the rotating shaft 10 to rotate, and then drives the movable sleeve 11 to rotate, the rotating shaft 10 is slidably connected to the movable sleeve 11, one end of the movable sleeve 11 is threadedly connected to a bolt 12, and the bolt 12 is in contact with the rotating shaft 10.

[0023] The adjusting assembly also includes a gear 13, the gear 13 is fixedly connected to the movable sleeve 11, the gear 2 14 is fixedly connected to the movable sleeve 11, the gear 3 15 is fixedly connected to the movable sleeve 11, and the gear 4 16 is fixedly connected to the movable sleeve 11. The number of teeth of the gear 13, the gear 2 14, the gear 3 15 and the gear 4 16 increases successively. A rack 17 is fixedly connected to the top of the pressure column 7. The rack 17 is used to drive the pressure column 7 to move. The rack 17 is meshed with the gear 13. The gear 13 drives the rack 17 to move upward by rotating, thereby driving the pressure column 7 to move upward.

[0024] Initially, the staff places the touch screen 4 in the placement groove of the base frame 1 so that the bottom of the touch screen 4 contacts the pressure sensor 2, and then the staff starts the motor 9. The output shaft of the motor 9 rotates to drive the rotating shaft 10 to rotate, and the rotation of the rotating shaft 10 drives the movable sleeve 11 to rotate. The rotation of the movable sleeve 11 drives the gear 13, the gear 2 14, the gear 3 15 and the gear 4 16 to rotate. The rotation of the gear 13 drives the rack 17 to move upward, and the upward movement of the rack 17 drives the pressure column 7 to move upward, and the storage spring 8 is stretched, and the gear 13 continues to rotate and disengages from the rack 17. The storage spring 8 will rebound and drive the pressure column 7 to move downward. The downward movement of the pressure column 7 will pressurize the touch screen 4, and the pressure sensor 2 will receive the pressure and convert the pressure value into an electrical signal and transmit it to the display through the circuit. Device 3, display 3 will display the pressure value, which is convenient for the staff to record the test value. When the test pressure value needs to be changed, the staff turns the bolt 12, the bolt 12 is out of contact with the rotating shaft 10, the bolt 12 no longer clamps the movable sleeve 11, the staff pulls the movable sleeve 11, the movable sleeve 11 moves to drive gear 13, gear 2 14, gear 3 15 and gear 4 16 to move, when the required gear moves to the position where the rack 17 is engaged, the staff stops pulling the movable sleeve 11 and rotates the bolt 12 in the opposite direction, the bolt 12 clamps the movable sleeve 11 again, through the above operation, the size of the test pressure can be conveniently adjusted, which is convenient for testing different pressures. After the test is completed, the staff turns off the motor 9 and takes away the tested touch screen 4 to facilitate the next work.

[0025] Embodiment 2: Based on embodiment 1, Figure 1-Figure 3 and Figure 6 As shown, the clamping assembly includes a locking frame 18, which is slidably connected to the base frame 1, and a slot is provided on the locking frame 18. A reset spring 19 is connected between the locking frame 18 and the base frame 1, and a rotating frame 20 is rotatably connected to the base frame 1. The upper part of the rotating frame 20 is located in the slot of the locking frame 18, and the locking frame 18 is used to clamp the rotating frame 20. A gear five 21 is rotatably connected to the bottom of the base frame 1, and a transmission assembly 22 is connected between the gear five 21 and the rotating frame 20. The rotating frame 20 drives the gear five 21 to rotate through the transmission assembly 22.

[0026] The transmission assembly 22 includes a driving wheel, a driven wheel and a transmission belt. The driving wheel is fixedly connected to the lower part of the rotating frame 20, the driven wheel is fixedly connected to the gear 5 21, and a transmission belt is wound between the driving wheel and the driven wheel.

[0027] The clamping assembly also includes a clamping frame 23, two of the clamping frames 23 are slidably connected to the base frame 1, the two clamping frames 23 are symmetrically arranged, and the lower parts of the two clamping frames 23 are fixedly connected with racks 24, the two racks 24 are staggered, and the two racks 24 are meshed with the gear 5 21. The gear 5 21 drives the two racks 24 to move in a direction approaching each other, thereby driving the two clamping frames 23 to move in a direction approaching each other.

[0028] Initially, the locking frame 18 clamps the rotating frame 20, and then clamps the gear 5 21, the rack 24 and the clamping frame 23. After the touch screen 4 is placed, the staff pushes the locking frame 18 in the direction away from the rotating frame 20, the reset spring 19 is compressed, and the locking frame 18 moves in the direction away from the rotating frame 20 and disengages from the rotating frame 20. The locking frame 18 no longer clamps the rotating frame 20, and then the staff rotates the rotating frame 20. The rotation of the rotating frame 20 drives the gear 5 21 to rotate through the transmission assembly 22, and the gear 5 21 rotates. The two racks 24 are driven to move in a direction close to each other, and the two racks 24 are driven to move in a direction close to each other, and the two clamping frames 23 are driven to move in a direction close to each other. After the clamping frame 23 contacts the touch screen 4, the staff releases the locking frame 18, and the reset spring 19 rebounds and drives the locking frame 18 to move in a direction close to the rotating frame 20. The rotating frame 20 returns to the card slot of the locking frame 18, and the locking frame 18 re-clamps the rotating frame 20, and then re-clamps the gear 5 21, the rack 24 and the clamping frame 2 3. Through the above operation, the touch screen 4 can be conveniently clamped, and the test effect is better. After the test, the staff pushes the locking frame 18 in the direction away from the rotating frame 20, the reset spring 19 is compressed, and the locking frame 18 moves in the direction away from the rotating frame 20 and disengages from the rotating frame 20, and the locking frame 18 no longer clamps the rotating frame 20, and then the staff reversely rotates the rotating frame 20, and the rotating frame 20 reversely rotates through the transmission assembly 22 to drive the gear five 21 to rotate in the opposite direction, and the gear five 21 reversely rotates to drive the two racks 24 to move in the directions away from each other, and the two racks 24 move in the directions away from each other and drive the two clamping frames 23 to move in the directions away from each other. After the clamping frame 23 is out of contact with the touch screen 4, the staff releases the locking frame 18, and the reset spring 19 will rebound and drive the locking frame 18 to move in the direction close to the rotating frame 20, and the rotating frame 20 returns to the card slot of the locking frame 18, and the locking frame 18 clamps the rotating frame 20 again, and then clamps the gear five 21, the rack two 24 and the clamping frame 23 again.

[0029] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the scope of implementation of the present invention. Therefore, any equivalent changes made to the contents described in the claims of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A touch screen pressure resistance detection device, characterized in that: The invention comprises a base frame (1), the base frame (1) is provided with a placement groove, a pressure sensor (2) is fixedly connected to the bottom of the placement groove of the base frame (1), a display (3) is fixedly connected to the base frame (1), the display (3) is connected to the pressure sensor (2) through a circuit, a touch screen (4) is placed in the placement groove of the base frame (1), the touch screen (4) is in contact with the pressure sensor (2), a vertical plate (5) is fixedly connected to the base frame (1), and a connecting frame (6) is fixedly connected to the vertical plate (5). ), a pressure column (7) is slidably connected to one side of the connecting frame (6), the pressure column (7) is located above the touch screen (4), a force storage spring (8) is provided between the pressure column (7) and the connecting frame (6), an adjustment component is provided on the base frame (1), and a clamping component is provided on the base frame (1), the adjustment component can conveniently adjust the size of the test pressure, and is convenient for testing different pressures, and the clamping component can conveniently clamp the touch screen (4), so that the test effect is better.

2. A touch screen pressure resistance detection device as claimed in claim 1, characterized in that: The adjustment component comprises a motor (9), the upper part of the vertical plate (5) is fixedly connected to the motor (9), the upper part of the vertical plate (5) is rotatably connected to a rotating shaft (10), the output shaft of the motor (9) is fixedly connected to the rotating shaft (10), a movable sleeve (11) is slidably connected to the rotating shaft (10), one end of the movable sleeve (11) is threadedly connected to a bolt (12), and the bolt (12) is in contact with the rotating shaft (10).

3. A touch screen pressure resistance detection device as claimed in claim 2, characterized in that: The adjustment component also includes a gear one (13), the gear one (13) is fixedly connected to the movable sleeve (11), the gear two (14) is fixedly connected to the movable sleeve (11), the gear three (15) is fixedly connected to the movable sleeve (11), and the gear four (16) is fixedly connected to the movable sleeve (11). The number of teeth of the gear one (13), the gear two (14), the gear three (15) and the gear four (16) increases in sequence. The top of the pressure column (7) is fixedly connected to a rack one (17), and the rack one (17) is meshed with the gear one (13).

4. A touch screen pressure resistance detection device as claimed in claim 1, characterized in that: The clamping assembly comprises a locking frame (18), the locking frame (18) is slidably connected to the base frame (1), a slot is formed on the locking frame (18), a return spring (19) is connected between the locking frame (18) and the base frame (1), a rotating frame (20) is rotatably connected to the base frame (1), the upper part of the rotating frame (20) is located in the slot of the locking frame (18), the bottom of the base frame (1) is rotatably connected to a gear five (21), and a transmission assembly (22) is connected between the gear five (21) and the rotating frame (20).

5. A touch screen pressure resistance detection device as claimed in claim 4, characterized in that: The transmission assembly (22) comprises a driving wheel, a driven wheel and a transmission belt. The driving wheel is fixedly connected to the lower part of the rotating frame (20), the driven wheel is fixedly connected to the gear five (21), and a transmission belt is wound between the driving wheel and the driven wheel.

6. A touch screen pressure resistance detection device as claimed in claim 5, characterized in that: The clamping assembly also includes a clamping frame (23), two of the clamping frames (23) are slidably connected to the base frame (1), the two clamping frames (23) are symmetrically arranged, the lower parts of the two clamping frames (23) are fixedly connected to racks 2 (24), the two racks 2 (24) are staggered, and the two racks 2 (24) are meshed with the gear 5 (21).

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