CN201955420U - Short circuit tester for capacitance touch screen - Google Patents
Short circuit tester for capacitance touch screen Download PDFInfo
- Publication number
- CN201955420U CN201955420U CN2011200199854U CN201120019985U CN201955420U CN 201955420 U CN201955420 U CN 201955420U CN 2011200199854 U CN2011200199854 U CN 2011200199854U CN 201120019985 U CN201120019985 U CN 201120019985U CN 201955420 U CN201955420 U CN 201955420U
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- probe
- touch screen
- short circuit
- rod
- capacitive touch
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Abstract
The utility model relates to a short circuit tester for a capacitance touch screen. The short circuit tester comprises a test pin die, a short circuit signal processing device and a display device, wherein the test pin die comprises a pin plate and a plurality of probes, the probes are installed on pin holes of the pin plate, and the probes, the short circuit signal processing device and the display device are sequentially and electrically connected; the short circuit tester is characterized in that the short circuit tester also comprises a loading platform and a movable positioning mechanism; a power output end of the movable positioning mechanism is connected with the pin plate; and the loading platform is positioned below the probes. The movable positioning and pressing of the test pin die can be controlled through the movable positioning mechanism, so that one test pin die as large as a makeup unit of the capacitance touch screen is used to detect the short circuit status of the whole capacitance touch screen, the detection efficiency is high, and the large sized pin die is unnecessarily manufactured; in addition, the loading platform is designed as a vacuum absorption loading platform to better fix the capacitance touch screen; the pins are retractable to ensure good contact between the probes and the capacitance touch screen.
Description
Technical field
The utility model relates to a kind of tester, relates in particular to a kind of capacitive touch screen short circuit tester.
Background technology
In the process that capacitive touch screen is made, before the encapsulation overlay, need to detect the situation whether capacitive touch screen occurs short circuit.
Along with the widespread use of needle mould technology in each electron device industry, detected the situation that short circuit appears in capacitive touch screen in the past, the general mode that adopts is to make needle mould according to the required test point of testing capacitance formula touch-screen, and needle mould fixed, during test testing capacitance formula touch-screen and needle mould are pushed good position, the probe of needle mould is contacted with test point, and detect the situation that short circuit appears in capacitive touch screen by the short-circuit signal treating apparatus that is connected with probe, on display device, show then.
Above-mentioned this detection method efficient is lower, and when detecting the capacitive touch screen of many layouts mode, need the needle mould size of making then bigger, corresponding short-circuit detecting circuit also needs corresponding increase, therefore the difficulty of making also can increase accordingly, and operation easier also can obviously strengthen.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of capacitive touch screen short circuit tester, this capacitive touch screen short circuit tester detection efficiency height, need not to make large-sized needle mould, both be applicable to the short-circuit detecting of the capacitive touch screen of single layout, also be applicable to the short-circuit detecting of the capacitive touch screen of many layouts.The technical scheme that adopts is as follows:
The capacitive touch screen short circuit tester comprises testing probe template, short-circuit signal treating apparatus and display device, testing probe template comprises needle plate and Duo Gen probe, probe is installed on the pin hole of needle plate, probe, short-circuit signal treating apparatus and display device are electrically connected successively, it is characterized in that: also comprise article carrying platform and mobile positioning mechanism; The outputting power end of mobile positioning mechanism is connected with needle plate; Article carrying platform is in the below of probe.
The outputting power end of mobile positioning mechanism can drive testing probe template is made directions X and Y direction in surface level translation, and can drive testing probe template perpendicular on the surface level vertically on move up and down.Mobile positioning mechanism can adopt a mechanical arm usually, and the outputting power end of mechanical arm is connected with the needle plate of needle mould.Mobile positioning mechanism also can be to comprise first cylinder, second cylinder and the 3rd cylinder; The cylinder body of first cylinder is rack-mount, and the piston rod of first cylinder is along the directions X setting; The cylinder body of second cylinder is installed on the piston rod of first cylinder, and the piston rod of second cylinder is provided with (promptly the piston rod of second cylinder is vertical mutually with the projection of piston rod on surface level of first cylinder) along the Y direction; The cylinder body of the 3rd cylinder is installed on the piston rod of second cylinder, and the piston rod of the 3rd cylinder is downward, and perpendicular with the piston rod of second cylinder.
Testing probe template designs according to a layout unit of testing capacitance formula touch-screen, and the equal correspondence of each sensing electrode in the layout unit is provided with a probe.
Earlier testing capacitance formula touch-screen is placed on the article carrying platform also fixing; By the program of setting, mobile positioning mechanism drives the top, a layout unit that testing probe template arrives capacitive touch screen, and drives testing probe template and press down, and probe contacts with sensing electrode in this layout unit; When wherein having two pins short circuit to occur, the short-circuit signal treating apparatus is according to probe, testing capacitance touch-screen and article carrying platform three's position relation, write down the position that occurs the capacitive touch screen of short circuit in the position of this layout unit and the layout unit, by display device these short circuit information are shown then; After needle mould is finished the detection of one of them layout unit, mobile positioning mechanism drives testing probe template and moves up, and the walking path of follow procedure design moves to the top of another layout unit, driving testing probe template then moves down, carry out same test, the short-circuit signal processing module will write down the result of the test of these unit simultaneously, and demonstrate the short-circuit test result of this layout unit on display device.
Be used for placing by an article carrying platform is set, fixing testing capacitance touch-screen, driving testing probe template by mobile positioning mechanism moves and presses down, make testing probe template need not accomplish to adapt, and only need to adapt with the size of a layout unit with whole testing capacitance touch-screen size.Simplified the making of testing probe template mould on the one hand greatly, the capacitive touch screen of screen or many layouts is touched in the electric capacity touch that realization uses simple testing probe template to test single layout, both be applicable to the short-circuit detecting of the capacitive touch screen of single layout, also be applicable to the short-circuit detecting between each layout unit in the capacitive touch screen of many layouts, so also be applicable to the short-circuit detecting of the capacitive touch screen of many layouts; On the other hand, greatly reduce the operation easier of test, improved detection efficiency and accuracy greatly.
In order to reach the purpose of better fixed capacity formula touch-screen, as preferred version of the present utility model, it is characterized in that: described article carrying platform is for inhaling the vacuum article carrying platform.By being located at the vacuum extractor of inhaling vacuum article carrying platform below, capacitive touch screen is adsorbed on the upper surface of vacuum article carrying platform, make that the fixed effect of capacitive touch screen is better.
The situation that often occurs loose contact between probe and the capacitive touch screen, this situation mainly are that perhaps the contacted end out-of-flatness of probe and capacitive touch screen causes owing to the upper surface out-of-flatness of the sensing electrode of capacitive touch screen.In order to reach the purpose that all probes all can well contact with capacitive touch screen, as the further preferred version of the utility model, it is characterized in that: described probe comprises probe end, the probe body of rod and spring; Probe end is connected with an end of the probe body of rod by spring, and the probe body of rod is installed in the pin hole of needle plate.With probe design is to comprise probe end, the probe body of rod and the such structure of spring, make probe have scalability, when testing probe template presses down, all probes all can freely stretch by compression spring, probe end all can well contact with capacitive touch screen, has solved the problem of probe and capacitive touch screen loose contact.
In order to reach the purpose that all probes all can well contact with capacitive touch screen, as the further another kind of preferred version of the utility model, it is characterized in that: described probe comprises probe end, the probe body of rod and lead, and the probe body of rod is made by the rubber-like plastics; The probe body of rod is installed on the pin hole of needle plate, and an end of the probe body of rod is connected with probe end; One end of lead is electrically connected with probe end, and the other end of lead is electrically connected with the short-circuit signal treating apparatus.With probe design for comprising the probe end and the probe body of rod, and the probe body of rod is made by the rubber-like plastics, probe end is electrically connected with the short-circuit signal treating apparatus by lead, make that like this probe has scalability, when testing probe template presses down, all probes all can freely stretch, and probe end all can well contact with capacitive touch screen, has solved the problem of probe and capacitive touch screen loose contact.
Capacitive touch screen short circuit tester of the present utility model is by being provided with mobile positioning mechanism and controlling the running fix of testing probe template and pressing down, make to adopt one just can detect the short-circuit conditions of whole capacitor formula touch-screen with the layout unit testing probe template of a size of capacitive touch screen, both be applicable to the short-circuit detecting of the capacitive touch screen of single layout, also be applicable to the short-circuit detecting between each layout unit in the capacitive touch screen of many layouts, so also be applicable to the short-circuit detecting of the capacitive touch screen of many layouts, the detection efficiency height need not to make large-sized needle mould; In addition article carrying platform is designed to inhale the vacuum article carrying platform, plays the effect of fixed capacity formula touch-screen better; With probe design is scalable, has guaranteed good contact the between probe and the capacitive touch screen.
Description of drawings
Fig. 1 is the structural representation of the utility model preferred implementation
Fig. 2 is a kind of structural representation of probe on the testing probe template
Fig. 3 is the another kind of structural representation of probe on the testing probe template
Fig. 4 is the A-A cut-open view of Fig. 2
Embodiment
Be described further below in conjunction with accompanying drawing and preferred implementation of the present utility model.
As depicted in figs. 1 and 2, this capacitive touch screen short circuit tester comprises testing probe template 1, short-circuit signal treating apparatus 2, display device 3, inhales vacuum article carrying platform 4 and mobile positioning mechanism 5; Testing probe template 1 comprises needle plate 6 and Duo Gen probe 7, and probe 7 is installed on the pin hole 8 of needle plate 6; Probe 7, short-circuit signal treating apparatus 2 and display device 3 are electrically connected successively; Mobile positioning mechanism 5 is installed on the frame 9, and the outputting power end 10 of mobile positioning mechanism 5 is connected with needle plate 6; Suction vacuum article carrying platform 4 is in the below of probe 7.
As Fig. 2 and shown in Figure 4, probe 7 comprises probe end 11, the probe body of rod 12 and spring 13, and probe end 11 is connected with an end of the probe body of rod 12 by spring 13, and the probe body of rod 12 is installed in the pin hole 8 of needle plate 6.
Preferred above-mentioned mobile positioning mechanism 5 is a mechanical arm.
In another embodiment, as shown in Figure 3, probe comprises probe end 14, the probe body of rod 15 and lead 16, and the probe body of rod 15 is made by the rubber-like plastics; The probe body of rod 15 is installed on the pin hole 18 of needle plate 17, and an end of the probe body of rod 15 is connected with probe end 14; One end of lead 16 is electrically connected with probe end 14, and the other end of lead 16 is electrically connected with short-circuit signal treating apparatus 19.
Claims (4)
1. capacitive touch screen short circuit tester, comprise testing probe template, short-circuit signal treating apparatus and display device, testing probe template comprises needle plate and Duo Gen probe, probe is installed on the pin hole of needle plate, probe, short-circuit signal treating apparatus and display device are electrically connected successively, it is characterized in that: also comprise article carrying platform and mobile positioning mechanism; The outputting power end of mobile positioning mechanism is connected with needle plate; Article carrying platform is in the below of probe.
2. capacitive touch screen short circuit tester as claimed in claim 1 is characterized in that: described article carrying platform is for inhaling the vacuum article carrying platform.
3. capacitive touch screen short circuit tester as claimed in claim 1 or 2 is characterized in that: described probe comprises probe end, the probe body of rod and spring; Probe end is connected with an end of the probe body of rod by spring; The probe body of rod is installed in the pin hole of needle plate.
4. capacitive touch screen short circuit tester as claimed in claim 1 or 2 is characterized in that: described probe comprises probe end, the probe body of rod and lead, and the probe body of rod is made by the rubber-like plastics; The probe body of rod is installed on the pin hole of needle plate, and an end of the probe body of rod is connected with probe end; One end of lead is electrically connected with probe end, and the other end of lead is electrically connected with the short-circuit signal treating apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200199854U CN201955420U (en) | 2011-01-21 | 2011-01-21 | Short circuit tester for capacitance touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200199854U CN201955420U (en) | 2011-01-21 | 2011-01-21 | Short circuit tester for capacitance touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201955420U true CN201955420U (en) | 2011-08-31 |
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ID=44499528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200199854U Expired - Fee Related CN201955420U (en) | 2011-01-21 | 2011-01-21 | Short circuit tester for capacitance touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201955420U (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520291A (en) * | 2011-12-23 | 2012-06-27 | 南京熊猫电子股份有限公司 | Capacitive touch screen detection device |
| CN102628898A (en) * | 2012-02-29 | 2012-08-08 | 苏州瀚瑞微电子有限公司 | Signal generation equipment used for touch screen detection |
| CN102981094A (en) * | 2012-11-23 | 2013-03-20 | 深圳莱宝高科技股份有限公司 | Panel testing device |
| CN103487716A (en) * | 2013-10-10 | 2014-01-01 | 南京华睿川电子科技有限公司 | Intelligent testing machine of capacitive screen sensor |
| CN104407251A (en) * | 2014-11-28 | 2015-03-11 | 南京点触智能科技有限公司 | Single-layer multi-point capacitive touch screen testing device |
| CN104655961A (en) * | 2015-02-13 | 2015-05-27 | 浙江触捷光电科技有限公司 | Handheld test device for mobile phone touch screen |
| CN104991103A (en) * | 2015-07-03 | 2015-10-21 | 柳州利元光电技术有限公司 | Precise glass fixed gate testing machine |
| CN105467298A (en) * | 2015-12-10 | 2016-04-06 | 苏州世纪福智能装备股份有限公司 | Probe-free detection system |
| CN105467299A (en) * | 2015-12-10 | 2016-04-06 | 苏州世纪福智能装备股份有限公司 | FPCB automatic test device |
| CN105954597A (en) * | 2016-04-25 | 2016-09-21 | 昆山瑞鸿诚自动化设备科技有限公司 | Touch screen capacitance testing tool |
| CN106093662A (en) * | 2016-07-27 | 2016-11-09 | 深圳精智达技术股份有限公司 | Touch-control display module and touch-control the display electric property detection device of module, method |
| CN106526332A (en) * | 2016-10-25 | 2017-03-22 | 华南师范大学 | System and method for detecting capacitor of scanning line of capacitive touch screen |
| CN107607753A (en) * | 2017-09-20 | 2018-01-19 | 上达电子（深圳）股份有限公司 | A kind of measurement jig novel probe |
| CN108120879A (en) * | 2018-02-28 | 2018-06-05 | 昆山龙雨智能科技有限公司 | Screen connection capacitance resistance test device |
| CN112305449A (en) * | 2019-07-24 | 2021-02-02 | 苏州清越光电科技股份有限公司 | Light-emitting element defect detection jig and screen short circuit detection method |
| CN116047166A (en) * | 2023-01-28 | 2023-05-02 | 四川绵润科技有限公司 | Insulation resistance test fixture based on electric capacity |
-
2011
- 2011-01-21 CN CN2011200199854U patent/CN201955420U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520291A (en) * | 2011-12-23 | 2012-06-27 | 南京熊猫电子股份有限公司 | Capacitive touch screen detection device |
| CN102628898A (en) * | 2012-02-29 | 2012-08-08 | 苏州瀚瑞微电子有限公司 | Signal generation equipment used for touch screen detection |
| CN102981094B (en) * | 2012-11-23 | 2016-04-13 | 深圳莱宝高科技股份有限公司 | A kind of panel tester |
| CN102981094A (en) * | 2012-11-23 | 2013-03-20 | 深圳莱宝高科技股份有限公司 | Panel testing device |
| CN103487716A (en) * | 2013-10-10 | 2014-01-01 | 南京华睿川电子科技有限公司 | Intelligent testing machine of capacitive screen sensor |
| CN103487716B (en) * | 2013-10-10 | 2016-05-18 | 南京华睿川电子科技有限公司 | A kind of capacitance plate functional sheet Intelligent testing test-run a machine |
| CN104407251A (en) * | 2014-11-28 | 2015-03-11 | 南京点触智能科技有限公司 | Single-layer multi-point capacitive touch screen testing device |
| CN104655961A (en) * | 2015-02-13 | 2015-05-27 | 浙江触捷光电科技有限公司 | Handheld test device for mobile phone touch screen |
| CN104991103B (en) * | 2015-07-03 | 2019-02-26 | 柳州利元光电技术有限公司 | A kind of precision glass fixed grid test machine |
| CN104991103A (en) * | 2015-07-03 | 2015-10-21 | 柳州利元光电技术有限公司 | Precise glass fixed gate testing machine |
| CN105467298A (en) * | 2015-12-10 | 2016-04-06 | 苏州世纪福智能装备股份有限公司 | Probe-free detection system |
| CN105467299A (en) * | 2015-12-10 | 2016-04-06 | 苏州世纪福智能装备股份有限公司 | FPCB automatic test device |
| CN105954597A (en) * | 2016-04-25 | 2016-09-21 | 昆山瑞鸿诚自动化设备科技有限公司 | Touch screen capacitance testing tool |
| CN106093662A (en) * | 2016-07-27 | 2016-11-09 | 深圳精智达技术股份有限公司 | Touch-control display module and touch-control the display electric property detection device of module, method |
| CN106526332B (en) * | 2016-10-25 | 2020-01-17 | 华南师范大学 | System and method for detecting capacitance on scanning line of capacitive touch screen |
| CN106526332A (en) * | 2016-10-25 | 2017-03-22 | 华南师范大学 | System and method for detecting capacitor of scanning line of capacitive touch screen |
| CN107607753A (en) * | 2017-09-20 | 2018-01-19 | 上达电子（深圳）股份有限公司 | A kind of measurement jig novel probe |
| CN108120879A (en) * | 2018-02-28 | 2018-06-05 | 昆山龙雨智能科技有限公司 | Screen connection capacitance resistance test device |
| CN108120879B (en) * | 2018-02-28 | 2024-03-12 | 昆山龙雨智能科技有限公司 | Capacitive resistance testing device of screen connector |
| CN112305449A (en) * | 2019-07-24 | 2021-02-02 | 苏州清越光电科技股份有限公司 | Light-emitting element defect detection jig and screen short circuit detection method |
| CN116047166A (en) * | 2023-01-28 | 2023-05-02 | 四川绵润科技有限公司 | Insulation resistance test fixture based on electric capacity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20170121 |