CN207882343U - Screen capacitance resistance test device - Google Patents
Screen capacitance resistance test device Download PDFInfo
- Publication number
- CN207882343U CN207882343U CN201820281586.7U CN201820281586U CN207882343U CN 207882343 U CN207882343 U CN 207882343U CN 201820281586 U CN201820281586 U CN 201820281586U CN 207882343 U CN207882343 U CN 207882343U
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- motion
- support plate
- screen
- resistance test
- rack
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Abstract
The utility model discloses a kind of screen capacitance resistance test devices, belong to screen technical field of measurement and test.The device includes rack, support plate, motion, pressure sensor and flexible PCB, and support plate is connected on holder, and horizontally disposed is had；Motion is connected to the top in rack and positioned at support plate, and motion can vertically move up and down；Pressure sensor is connected to the lower end of the motion；Flexible PCB is connected to the lower end of the pressure sensor, motion and pressure sensor are connect with controller, a preset pressure value can first be preset, pressure sensor can detect the real-time pressure value to screen to be measured of flexible PCB, when real-time pressure value reaches preset pressure value, the stop motion of controller controlled motion mechanism, not will produce that mechanical pressure is excessive to screen pressure to be caused to damage or the too small problem for causing test result inaccuracy of pressure then in this way.
Description
Technical field
The utility model is related to screen technical field of measurement and test more particularly to a kind of screen capacitance resistance test devices.
Background technology
The screen of the electronic products such as mobile phone or tablet computer is producing and before assembling, is needing further to test, with
Ensure the acceptance rate of final products.Wherein just have a test to the capacitance resistance of screen, existing device be directly to screen into
Row mechanical pressurization is tested, and such pressure is uncontrollable, and pressure is excessive may to damage screen, and the too small then test result of pressure is not
Accurately.
Utility model content
The purpose of this utility model is to provide a kind of screen capacitance resistance test devices, to solve to exist in the prior art
The uncontrollable technical problem of the pressure to screen.
To achieve the above object, following technical scheme is provided,
The utility model provides a kind of screen capacitance resistance test device, including：
Rack；
Support plate, the support plate are connected in the rack, and horizontally disposed；
Motion, the motion are connected in the rack, and are arranged in the top of the support plate, the fortune
The driving end of motivation structure is arranged straight down, can be vertically moving, and is connect with controller；
Pressure sensor, the pressure sensor is connected to the lower end of the motion, and is connect with the controller；
Flexible PCB, the flexible PCB are connected to the lower end of the pressure sensor.
Further, adjacent two sides edge of the support plate is provided with benchmark block, for positioning screen to be measured
Curtain.
Further, gap, the frame upper end are provided with sliding rail between the support plate and the upper end of the rack,
The lower end of the support plate be provided with the matched sliding block of the sliding rail, in the support plate, be arranged the one of the sliding block
It is provided with micrometer on the side at end, the position for adjusting the support plate.
Further, the frame upper end, the gap location is provided with camera, for observe the flexible PCB with
Electrically connecting position between screen to be measured.
Further, multiple perforative through-hole, the through-holes up and down are provided in the support plate to be connected to vacuum pump.
Further, the side of the rack is vertically provided with holder, and the motion is arranged in the branch
On frame.
Further, the motion can be screw body, motor-driven cylinder mechanism or cylinder mechanism.
Further, the screw body, including motor, lead screw and the matched feed screw nut of lead screw and fixed block, institute
State motor connection on the bracket, the transmission axis connection of the upper end of the lead screw and the motor, the fixed block is connected to
On the feed screw nut, the sensor is connected to the lower end of the fixed block, and the flexible PCB is connected to the pressure
The lower end of sensor.
Further, it is provided with control panel in the rack, for controlling the motor.
Further, test board is provided in the rack, the flexible PCB is electrically connected with the test board.
When screen capacitance resistance test device test provided by the utility model, first starter presets a screen to be measured
Curtain preset pressure value to be tested, after screen to be measured is placed on the supporting plate, open motor, motor drive flexible PCB to
Lower movement is until the real-time pressure value of pressure sensor test reaches preset pressure value, then controller control motor is stopped,
Carry out capacitance resistance test.
Compared with prior art, screen capacitance resistance test device provided by the utility model, is provided with motion, energy
It is enough to realize that automatic up and down motion, the lower end of motion connect pressure sensor, flexible PCB connected below pressure sensor,
Motion and pressure sensor are connect with controller, first preset a preset pressure value in this way, and pressure sensor can be examined
The real-time pressure value to screen to be measured for surveying flexible PCB, when real-time pressure value reaches preset pressure value, controller control
Motion stop motion, not will produce that mechanical pressure is excessive to screen pressure to be caused to damage or pressure is too small makes then in this way
At the problem of test result inaccuracy.
Description of the drawings
Fig. 1 is the structural schematic diagram of the screen capacitance resistance test device in the utility model embodiment.
Reference numeral：1- racks；101- control panels；2- support plates；3- motions；301- motors；302- fixed blocks；
4- pressure sensors；5- flexible PCBs；6- benchmark blocks；7- holders；8- micrometers；9- cameras.
Specific implementation mode
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
The technical issues of to make the utility model solve, the technical solution of use and the technique effect that reaches are clearer,
The technical solution of the utility model embodiment is described in further detail below in conjunction with attached drawing, it is clear that described reality
It is only the utility model a part of the embodiment to apply example, instead of all the embodiments.Based on the embodiments of the present invention,
It is new to belong to this practicality for the every other embodiment that those skilled in the art are obtained without making creative work
The range of type protection.
As shown in Figure 1, screen capacitance resistance test device provided by the utility model, including：Rack 1, support plate 2, fortune
Motivation structure 3, pressure sensor 4 and flexible PCB 5, support plate 2 are connected in rack 1, and horizontally disposed.Specifically, it supports
Plate 2 is rectangular, and the side edge of left side and front is each provided with two benchmark blocks 6, for positioning screen to be measured.Support plate
There are gap, 1 upper end of rack that gap location is provided with camera 9 between 2 and the upper end of rack 1, for observing flexible PCB 5 and waiting for
Survey the electrically connecting position between screen.1 upper end of rack is provided with sliding rail, and the lower end of support plate 2 is provided with matched with sliding rail
Sliding block is provided with micrometer 8 in support plate 2 on the side of one end of setting sliding block, the position for adjusting support plate 2, from
And adjust the position for being placed on the screen to be measured in support plate 2 so that on the circuit board connecting pins and flexible PCB 5 of screen to be measured
Corresponding pin contact.It is provided with multiple perforative through-hole, through-holes up and down in support plate 2 to be connected to vacuum pump, being used for will
Screen suction to be measured is fixed in support plate 2.
Further, motion 3 is connected in rack 1, and is arranged in the top of support plate 2, the transmission of motion 3
End is arranged straight down, can vertically move up and down, be connect with controller；Pressure sensor 4 is connected to motion 3
Lower end, connect with controller；Flexible PCB 5 is connected to the lower end of pressure sensor 4.Specifically, the side of rack 1 is along perpendicular
Histogram is arranged to holder 7, motion 3 is provided on holder 7.Motion 3 can be screw body, motor-driven cylinder mechanism or
Person's cylinder mechanism.In the present embodiment, motion 3 is screw body, specifically includes motor 301, lead screw, matched with lead screw
Feed screw nut and fixed block 302, motor 301 are connected on holder 7, the upper end of lead screw and the transmission axis connection of motor 301, fixed
Block 302 is connected on feed screw nut, and sensor is connected to the lower end of fixed block 302, and flexible PCB 5 is connected to pressure sensor
4 lower end, motor 301 and pressure sensor 4 are connect with controller, realize the unlatching and stopping of automatic control motor 301, control
It makes more acurrate.
Further, it is provided with control panel 101 in rack 1, for controlling motor 301.It is also set up on control panel 101
There are display screen and pressure setting button, display screen to show the numerical value of preset pressure and real-time pressure.Test is provided in rack 1
Plate, flexible PCB 5 are electrically connected with test board.
When screen capacitance resistance test device test provided by the utility model, first starter is pressed by pressure setting
Key be arranged a preset pressure value, after screen to be measured is placed in support plate 2, it is concordant with benchmark block 6 place, unlatching vacuum
Pump, is then turned on motor 301, and motor 301 drives flexible PCB 5 to be moved downwardly to flexible PCB 5 and just touched screen to be measured
Before curtain, controller controls motor 301 and closes.It is by the pin of the observation flexible PCB 5 of camera 9 and the pin of screen to be measured
No one-to-one correspondence opens motor 301 if corresponding to well and continues to move downward until the real-time pressure value that pressure sensor 4 is tested reaches
To preset pressure value；Adjusting support plate 2 by micrometer 8 if corresponding to well makes the pin of flexible PCB 5 and screen to be measured
The pin of curtain corresponds, and is then turned on motor 301 and continues to move downward until the real-time pressure value that pressure sensor 4 is tested reaches
To preset pressure value.Then controller control motor 301 is closed, and carries out capacitance resistance test.
Screen capacitance resistance test device provided by the utility model, is provided with motion 3, can realize above and below automatic
The lower end of movement, motion 3 connects pressure sensor 4, and pressure sensor 4 connects flexible PCB 5, motion 3 below
It is connect with controller with pressure sensor 4, first presets a preset pressure value in this way, pressure sensor 4 can detect flexibility
The real-time pressure value to screen to be measured of circuit board 5, when real-time pressure value reaches preset pressure value, controller controlled motion machine
3 stop motion of structure, not will produce that mechanical pressure is excessive to screen pressure to be caused to damage or pressure is too small causes to test then in this way
As a result inaccurate problem.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, can carry out for a person skilled in the art various bright
Aobvious variation is readjusted and is substituted without departing from the scope of protection of the utility model.Therefore, although passing through above example
The utility model is described in further detail, but the utility model is not limited only to above example, is not departing from
Can also include other more equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended
Right determine.
Claims (10)
1. a kind of screen capacitance resistance test device, including rack (1) and support plate (2), the support plate (2) is connected to described
In rack (1), and it is horizontally disposed, which is characterized in that further include：
Motion (3), the motion (3) are connected in the rack (1), and are arranged in the upper of the support plate (2)
Side, the driving end of the motion (3) are arranged straight down, can be vertically moving, and are connect with controller；
Pressure sensor (4), the pressure sensor (4) are connected to the lower end of the motion (3), and with the controller
Connection；
Flexible PCB (5), the flexible PCB (5) are connected to the lower end of the pressure sensor (4).
2. screen capacitance resistance test device according to claim 1, which is characterized in that the support plate (2) it is adjacent
The edge on two sides be provided with benchmark block (6), for positioning screen to be measured.
3. screen capacitance resistance test device according to claim 2, which is characterized in that the support plate (2) with it is described
Have gap between the upper end of rack (1), rack (1) upper end is provided with sliding rail, the lower end of the support plate (2) be provided with
The sliding rail matched sliding block is provided with micrometer on the support plate (2), on the side of one end that the sliding block is arranged
(8), the position for adjusting the support plate (2).
4. screen capacitance resistance test device according to claim 3, which is characterized in that rack (1) upper end, in institute
It states gap location and is provided with camera (9), for observing the electrically connecting position between the flexible PCB (5) and screen to be measured.
5. screen capacitance resistance test device according to claim 1, which is characterized in that be arranged on the support plate (2)
There are multiple perforative through-hole, the through-holes to be up and down connected to vacuum pump.
6. screen capacitance resistance test device according to claim 1, which is characterized in that the side edge of the rack (1)
Vertical direction is provided with holder (7), and the motion (3) is arranged on the holder (7).
7. screen capacitance resistance test device according to claim 6, which is characterized in that the motion (3) is silk
Linkage, motor-driven cylinder mechanism or cylinder mechanism.
8. screen capacitance resistance test device according to claim 7, which is characterized in that the screw body includes motor
(301), lead screw, fixed block (302) and with the matched feed screw nut of lead screw, the motor (301) is connected to the holder (7)
On, the transmission axis connection of the upper end of the lead screw and the motor (301), the fixed block (302) is connected to the lead screw spiral shell
On mother, the sensor is connected to the lower end of the fixed block (302), and the flexible PCB (5) is connected to the pressure and passes
The lower end of sensor (4).
9. screen capacitance resistance test device according to claim 8, which is characterized in that be provided on the rack (1)
Control panel (101), for controlling the motor (301).
10. according to claim 1-9 any one of them screen capacitance resistance test devices, which is characterized in that the rack (1)
It is inside provided with test board, the flexible PCB (5) is electrically connected with the test board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820281586.7U CN207882343U (en) | 2018-02-28 | 2018-02-28 | Screen capacitance resistance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820281586.7U CN207882343U (en) | 2018-02-28 | 2018-02-28 | Screen capacitance resistance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207882343U true CN207882343U (en) | 2018-09-18 |
Family
ID=63496638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820281586.7U Active CN207882343U (en) | 2018-02-28 | 2018-02-28 | Screen capacitance resistance test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207882343U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036049A (en) * | 2018-10-16 | 2018-12-18 | 王令剑 | A kind of electronic instruction Ohm's law display device |
| CN113433403A (en) * | 2021-06-03 | 2021-09-24 | 厦门特仪科技有限公司 | Touch screen testing device and testing system |
-
2018
- 2018-02-28 CN CN201820281586.7U patent/CN207882343U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036049A (en) * | 2018-10-16 | 2018-12-18 | 王令剑 | A kind of electronic instruction Ohm's law display device |
| CN109036049B (en) * | 2018-10-16 | 2020-12-11 | 马鞍山市浩宇仪表有限公司 | Ohm law display device for electronic teaching |
| CN113433403A (en) * | 2021-06-03 | 2021-09-24 | 厦门特仪科技有限公司 | Touch screen testing device and testing system |
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