CN217006167U - Screen aging pressing pressure testing mechanism - Google Patents
Screen aging pressing pressure testing mechanism Download PDFInfo
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- CN217006167U CN217006167U CN202121548480.7U CN202121548480U CN217006167U CN 217006167 U CN217006167 U CN 217006167U CN 202121548480 U CN202121548480 U CN 202121548480U CN 217006167 U CN217006167 U CN 217006167U
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Abstract
The utility model discloses a screen aging pressing pressure testing mechanism which comprises a pressure testing unit arranged on a substrate, wherein the pressure testing unit comprises a top plate, a sensor shell, a pressing sensor, an upper adjusting jackscrew and a lower adjusting jackscrew; the top plate is arranged at the top of the substrate, a sensor shell is arranged between the top plate and the substrate in a sliding mode, a pressing sensor is arranged inside the sensor shell, and the bottom of the pressing sensor penetrates through the substrate in a sliding mode and is provided with a flexible contact; the upper adjusting jackscrew is in threaded connection with the top plate, one end of the upper adjusting jackscrew penetrates through the top plate and is abutted to the top of the sensor shell, the lower adjusting jackscrew is in threaded connection with the base plate, and the other end of the lower adjusting jackscrew penetrates through the base plate and is abutted to the bottom of the sensor shell. The utility model can adjust the height position of the pressing sensor in the sensor shell according to a test object or a test requirement, change the deformation of the flexible contact, effectively control the contact pressure value of the flexible contact and a screen, and has better practicability.
Description
Technical Field
The utility model belongs to the technical field of screen pressing test equipment, and particularly relates to a screen aging pressing pressure test mechanism.
Background
Touch aging tests are often required to be carried out on screens of flat panels, mobile phones and other equipment in the production process, the screens are required to be equally divided into a plurality of areas, then, a pressing sensor is adopted to carry out reciprocating pressing tests, and pressure values of all detection points on the screens are fed back. However, the contact pressure at the time of testing needs to be adjusted for different products and different testing environments.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a screen aging pressing pressure testing mechanism which can adjust the height position of a sensor shell through an upper adjusting jackscrew and a lower adjusting jackscrew, indirectly adjust the height position of a pressing sensor, further flexibly change the deformation of a flexible contact, effectively control the contact pressure value of the flexible contact and a screen and have better practicability.
The utility model is mainly realized by the following technical scheme:
a screen aging pressing pressure testing mechanism comprises a pressure testing unit arranged on a substrate, wherein the pressure testing unit comprises a top plate, a sensor shell, a pressing sensor, an upper adjusting jackscrew and a lower adjusting jackscrew; the top plate is arranged at the top of the substrate, a sensor shell is arranged between the top plate and the substrate in a sliding mode, a pressing sensor is arranged inside the sensor shell, and the bottom of the pressing sensor penetrates through the substrate in a sliding mode and is provided with a flexible contact; the upper adjusting jackscrew is in threaded connection with the top plate, one end of the upper adjusting jackscrew penetrates through the top plate and is abutted to the top of the sensor shell, the lower adjusting jackscrew is in threaded connection with the base plate, and the other end of the lower adjusting jackscrew penetrates through the base plate and is abutted to the bottom of the sensor shell.
When the device is used, the lifting mechanism drives the substrate to integrally lift, so that the flexible contact of the pressing sensor can be pressed to press the test screen circularly and repeatedly. The pressure testing unit is arranged on the substrate and used for feeding back the pressure value of each detection point; each pressure test unit is independent and does not influence each other. The utility model realizes the pure mechanical motion control, and the pressure value is not influenced due to the reasons of unstable air pressure and the like. The lifting mechanism can be a lifting cylinder, an oil cylinder and other driving structures, and therefore, the description is omitted.
According to the utility model, the height position of the sensor shell can be adjusted by adjusting the upper adjusting jackscrew and the lower adjusting jackscrew according to a test object or a test requirement, so that the height position of the pressing sensor in the sensor shell is adjusted, the deformation of the flexible contact is changed, the contact pressure value of the flexible contact and a screen is effectively controlled, and the utility model has better practicability.
In order to better implement the present invention, further, a plurality of pressure testing units are disposed on the substrate in an array. In the screen test process, test contact points are required to be uniformly distributed in the center of 16 equally divided areas on a screen; the substrate is correspondingly provided with 16 pressure test units in a matrix.
In order to better implement the present invention, the pressure testing unit further includes a guide support rod, the top plate is connected to the base plate through the guide support rod, and the sensor housing is slidably connected to the guide support rod. The roof can be through direction bracing piece and base plate butt, realizes the firm installation of roof and base plate through the locking of adjusting jackscrew, sensor housing three down on.
In order to better implement the present invention, further, four corners of the bottom of the top plate are respectively provided with a guide support rod, and four corners of the sensor housing are respectively connected with the guide support rods in a sliding manner.
In order to better realize the utility model, a lower adjusting jackscrew is further arranged between the adjacent guide supporting rods on the same side.
In order to better implement the present invention, further, an elongated sliding groove is disposed on the substrate along a length direction, a width of the sliding groove is greater than or equal to a diameter of the pressing sensor, and a length of the sliding groove is greater than the diameter of the pressing sensor.
The utility model can conveniently adjust the installation position of the pressure test unit on the substrate by arranging the strip-shaped sliding groove, thereby realizing the test compatibility of the flat plates with different sizes and having better practicability.
In order to better implement the utility model, further, an installation cavity is formed in the sensor shell corresponding to the pressing sensor, a jacking hole communicated with the installation cavity is formed in the top of the sensor shell, and a tapered groove is formed in the top of the jacking hole.
The utility model has the beneficial effects that:
(1) according to the utility model, the height position of the sensor shell can be adjusted by adjusting the upper adjusting jackscrew and the lower adjusting jackscrew according to a test object or a test requirement, so that the height position of the pressing sensor in the sensor shell is adjusted, the deformation of the flexible contact is changed, the contact pressure value of the flexible contact and a screen is effectively controlled, and the utility model has better practicability;
(2) the top plate can be abutted against the base plate through the guide supporting rod, and the top plate and the base plate are stably installed through locking of the upper adjusting jackscrew, the lower adjusting jackscrew and the sensor shell;
(3) the utility model can conveniently adjust the installation position of the pressure test unit on the substrate by arranging the strip-shaped sliding groove, thereby realizing the test compatibility of the flat plates with different sizes and having better practicability.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a left side view of FIG. 1;
FIG. 5 is a schematic view of a connection structure between a substrate and a test unit;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a front view of FIG. 5;
FIG. 8 is a schematic structural diagram of a pressure testing unit;
fig. 9 is a schematic view of a connection structure of the sensor housing and the pressing sensor.
Wherein: the device comprises a mounting base 1, a base plate 2, a pressure testing unit 3, a top plate 31, a sensor shell 32, a pressing sensor 33, an upper adjusting jackscrew 34, a lower adjusting jackscrew 35, a sliding groove 36, a crank 4, a cam connecting plate 5, a servo motor 6, a rotating shaft 7, an avoiding groove 8 and a screen 9.
Detailed Description
Example 1:
a screen aging pressing pressure testing mechanism is shown in figures 5-9 and comprises a substrate 2 and a pressure testing unit 3 arranged on the substrate 2, wherein the pressure testing unit 3 comprises a top plate 31, a sensor shell 32, a pressing sensor 33, an upper adjusting jackscrew 34 and a lower adjusting jackscrew 35; the top plate 31 is arranged on the top of the substrate 2, a sensor shell 32 is arranged between the top plate 31 and the substrate 2 in a sliding mode, a pressing sensor 33 is installed inside the sensor shell 32, and the bottom of the pressing sensor 33 penetrates through the substrate 2 in a sliding mode and is provided with a flexible contact; the upper adjusting jackscrew 34 is in threaded connection with the top plate 31, one end of the upper adjusting jackscrew penetrates through the top plate 31 and is abutted against the top of the sensor shell 32, the lower adjusting jackscrew 35 is in threaded connection with the base plate 2, and the other end of the lower adjusting jackscrew penetrates through the base plate 2 and is abutted against the bottom of the sensor shell 32.
Further, a plurality of pressure test units 3 are distributed on the substrate 2 in an array.
In the use process of the utility model, the lifting mechanism drives the substrate 2 to integrally lift and move, thereby realizing the cyclic reciprocating pressing of the flexible contact of the pressing sensor 33 on the test screen 9. The pressure testing unit 3 is arranged on the substrate 2 and used for feeding back the pressure value of each detection point; each pressure test unit 3 is independent of each other and does not affect each other. The utility model realizes the pure mechanical motion control, and the pressure value is not influenced due to the reasons of unstable air pressure and the like. The lifting mechanism can be a driving structure such as a lifting cylinder, an oil cylinder and the like, and therefore, the description is omitted.
According to the utility model, the height position of the sensor shell 32 can be adjusted by adjusting the upper adjusting jackscrew 34 and the lower adjusting jackscrew 35 according to a test object or a test requirement, so that the height position of the pressing sensor 33 in the sensor shell 32 is adjusted, the deformation of the flexible contact is changed, the contact pressure value of the flexible contact and the screen 9 is effectively controlled, and the utility model has better practicability.
Example 2:
the present embodiment is optimized based on embodiment 1, and as shown in fig. 7-9, the pressure testing unit 3 further includes a guide support rod, the top plate 31 is connected to the base plate 2 through the guide support rod, and the sensor housing 32 is slidably connected to the guide support rod. The top plate 31 can be abutted to the substrate 2 through the guide support rod, and the top plate 31 and the substrate 2 are stably installed through locking of the upper adjusting jackscrew 34, the lower adjusting jackscrew 35 and the sensor housing 32.
Furthermore, four corners of the bottom of the top plate 31 are respectively provided with a guide support rod, and four corners of the sensor housing 32 are respectively connected with the guide support rods in a sliding manner.
Further, a lower adjusting jackscrew 35 is arranged between the adjacent guide support rods on the same side.
Other parts of this embodiment are the same as embodiment 1, and thus are not described again.
Example 3:
the present embodiment is optimized based on embodiment 1 or 2, wherein a long sliding groove 36 is disposed on the substrate 2 along the length direction, the width of the sliding groove 36 is greater than or equal to the diameter of the pressing sensor 33, and the length of the sliding groove is greater than the diameter of the pressing sensor 33. As shown in fig. 5 and 6, a plurality of sets of long strip-shaped sliding grooves 36 with gradually changing length are sequentially arranged on the substrate 2 from left to right. According to the utility model, through the arrangement of the strip-shaped sliding groove 36, the mounting position of the pressure testing unit 3 on the substrate 2 can be conveniently adjusted, so that the test compatibility of flat plates with different sizes can be realized, and the practicability is better.
Further, the inside of sensor housing 32 corresponds and presses sensor 33 and has seted up the installation cavity, and the tight hole in top of seting up and having linked up with the installation cavity, the top in tight hole in top is provided with the tapered groove.
According to the utility model, the height position of the sensor shell 32 can be adjusted by adjusting the upper adjusting jackscrew 34 and the lower adjusting jackscrew 35 according to a test object or a test requirement, so that the height position of the pressing sensor 33 in the sensor shell 32 is adjusted, the deformation of the flexible contact is changed, the contact pressure value of the flexible contact and the screen 9 is effectively controlled, and the utility model has better practicability.
The rest of this embodiment is the same as embodiment 1 or 2, and therefore, the description thereof is omitted.
Example 4:
a screen aging pressing pressure testing mechanism is shown in figures 1-4 and comprises a lifting mechanism, a mounting seat 1, a base plate 2 and pressure testing units 3, wherein the base plate 2 is arranged on the mounting seat 1 in a vertical sliding mode, a resetting mechanism is arranged at the bottom of the base plate 2, and a plurality of pressure testing units 3 are distributed on the base plate 2 in an array mode; elevating system is including rotating actuating mechanism, crank 4, cam connection board 5, rotating actuating mechanism sets up at the top of mount pad 1, and drives crank 4 and rotate, crank 4 rotates with cam connection board 5's one end through the bearing and is connected, cam connection board 5's the other end passes mount pad 1 and with base plate 2 butt.
In the process of testing the screen 9, the testing contact points are required to be uniformly distributed in the center of 16 equally-divided areas on the screen 9; the substrate 2 is correspondingly provided with 16 pressure test units 3 in a matrix. When the contact point on the touch screen 9 needs to be pressed, the crank 4 mechanism is pushed to move, the substrate 2 is pushed to compress the reset mechanism, and the flexible contact of the pressure testing unit 3 completes the action of pressing down the touch screen 9. When the press contact test is finished, the crank 4 mechanism returns to transport, the reset mechanism pushes back the substrate 2, the flexible contact of the pressure test unit 3 is separated from the screen 9, and a test action is finished.
Furthermore, four corners of the mounting base 1 are respectively provided with a guiding optical axis, four corners of the substrate 2 are respectively connected with the guiding optical axis in a sliding manner, and a return spring is arranged between the bottom of the substrate 2 and the guiding optical axis.
Further, the rotation driving mechanism comprises a servo motor 6, a rotating shaft 7 and a synchronous belt pulley, the rotating shaft 7 is arranged at the top of the mounting seat 1 in a rotating mode, the servo motor 6 drives the rotating shaft 7 to rotate through the synchronous belt pulley, and cranks 4 are arranged at two ends of the rotating shaft 7 respectively.
Furthermore, both sides of the mounting seat 1 are respectively provided with a through avoidance groove 8 corresponding to the cam connecting plate 5, and the top of the cam connecting plate 5 is rotatably connected with the crank 4 through a bearing.
In the use process of the utility model, the servo motor 6 provides power to drive the rotating shaft 7 to rotate so as to drive the crank 4 to rotate, the crank 4 drives the cam connecting plate 5 to linearly move, namely to relatively move up and down, the cam connecting plate 5 is vertically lifted and abutted against the base plate 2, and the base plate 2 is driven to linearly move up and down along the guide optical axis under the action of the reset spring, so that the flexible contact of the pressing sensor 33 is driven to reciprocate to press the contact point on the touch screen 9, thereby realizing the pressing test. The pressure testing units 3 on the substrate 2 are used for feeding back the pressure values of the detection points, each pressure testing unit 3 is independent from the other pressure testing unit, mutual influence cannot be generated, the pressure testing device is controlled by pure mechanical motion, the pressure value measurement cannot be influenced by factors such as unstable air pressure, and the like, and the practicability is better.
Further, as shown in fig. 5 to 9, the pressure testing unit 3 includes a top plate 31, a sensor housing 32, a pressing sensor 33, an upper adjusting jack screw 34, and a lower adjusting jack screw 35; the top plate 31 is arranged on the top of the substrate 2, a sensor shell 32 is arranged between the top plate 31 and the substrate 2 in a sliding mode, a pressing sensor 33 is installed inside the sensor shell 32, and the bottom of the pressing sensor 33 penetrates through the substrate 2 in a sliding mode and is provided with a flexible contact; the upper adjusting jackscrew 34 is in threaded connection with the top plate 31, one end of the upper adjusting jackscrew penetrates through the top plate 31 and is abutted against the top of the sensor shell 32, the lower adjusting jackscrew 35 is in threaded connection with the base plate 2, and the other end of the lower adjusting jackscrew penetrates through the base plate 2 and is abutted against the bottom of the sensor shell 32.
The flexible contact is made of rubber materials, and the pressure range of the pressing test is controlled to be 0-10N by matching with the stroke of the crank 4 mechanism. In the debugging process, the lower adjusting jackscrew 35 is firstly loosened, the substrate 2 is pressed to the bottom and then stopped, the screen 9 is completely released by the flexible contact at the moment, and the real-time pressure value is obtained through testing. Rotating the upper adjustment screw 34 adjusts the amount of compression of the flexible contact, which adjusts the pressure to the desired value. When the pressure is adjusted to be expected, the pressure is basically pushed to the top end by the return spring, the adjusting jackscrew 35 is locked, the pressing sensor 33 is in a completely fixed state, and the pressure value of the pressing test is stable.
According to the utility model, the height position of the sensor shell 32 can be adjusted by adjusting the upper adjusting jackscrew 34 and the lower adjusting jackscrew 35 according to a test object or a test requirement, so that the height position of the pressing sensor 33 in the sensor shell 32 is adjusted, the deformation of the flexible contact is changed, the contact pressure value of the flexible contact and the screen 9 is effectively controlled, and the utility model has better practicability.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modifications and equivalent variations of the above embodiment according to the technical spirit of the present invention are within the scope of the present invention.
Claims (7)
1. The screen aging pressing pressure testing mechanism is characterized by comprising a pressure testing unit (3) arranged on a substrate (2), wherein the pressure testing unit (3) comprises a top plate (31), a sensor shell (32), a pressing sensor (33), an upper adjusting jackscrew (34) and a lower adjusting jackscrew (35); the top plate (31) is arranged at the top of the substrate (2), a sensor shell (32) is arranged between the top plate (31) and the substrate (2) in a sliding mode, a pressing sensor (33) is installed inside the sensor shell (32), and the bottom of the pressing sensor (33) penetrates through the substrate (2) in a sliding mode and is provided with a flexible contact; go up regulation jackscrew (34) and roof (31) threaded connection, and one end passes roof (31) and with the top butt of sensor housing (32), lower regulation jackscrew (35) and base plate (2) threaded connection, and one end passes base plate (2) and with the bottom butt of sensor housing (32).
2. The screen aging press pressure test mechanism according to claim 1, characterized in that a plurality of pressure test units (3) are distributed on the substrate (2) in an array.
3. The screen aging press pressure test mechanism according to claim 2, wherein the pressure test unit (3) further comprises a guide support rod, the top plate (31) is connected with the base plate (2) through the guide support rod, and the sensor housing (32) is connected with the guide support rod in a sliding manner.
4. The screen aging press pressure testing mechanism of claim 3, wherein four corners of the bottom of the top plate (31) are respectively provided with a guide support bar, and four corners of the sensor housing (32) are respectively connected with the guide support bars in a sliding manner.
5. The screen aging press pressure testing mechanism of claim 4, characterized in that a lower adjusting jackscrew (35) is arranged between adjacent guide supporting rods on the same side.
6. The screen aging pressing pressure testing mechanism according to any one of claims 1 to 5, wherein the substrate (2) is provided with an elongated sliding groove (36) along a length direction, the width of the sliding groove (36) is greater than or equal to the diameter of the pressing sensor (33), and the length of the sliding groove is greater than the diameter of the pressing sensor (33).
7. The screen aging pressing pressure testing mechanism according to any one of claims 1 to 5, wherein a mounting cavity is formed in the sensor housing (32) corresponding to the pressing sensor (33), a tightening hole communicated with the mounting cavity is formed in the top of the sensor housing, and a tapered groove is formed in the top of the tightening hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121548480.7U CN217006167U (en) | 2021-07-08 | 2021-07-08 | Screen aging pressing pressure testing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121548480.7U CN217006167U (en) | 2021-07-08 | 2021-07-08 | Screen aging pressing pressure testing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217006167U true CN217006167U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121548480.7U Active CN217006167U (en) | 2021-07-08 | 2021-07-08 | Screen aging pressing pressure testing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217006167U (en) |
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2021
- 2021-07-08 CN CN202121548480.7U patent/CN217006167U/en active Active
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