CN105738734A - Coupling plate assembly used for electrostatic discharge test and electrostatic discharge test device - Google Patents
Coupling plate assembly used for electrostatic discharge test and electrostatic discharge test device Download PDFInfo
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- CN105738734A CN105738734A CN201610089135.9A CN201610089135A CN105738734A CN 105738734 A CN105738734 A CN 105738734A CN 201610089135 A CN201610089135 A CN 201610089135A CN 105738734 A CN105738734 A CN 105738734A
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- coupling plate
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- electrostatic discharge
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
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- Electromagnetism (AREA)
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- Testing Relating To Insulation (AREA)
Abstract
The present invention relates to the antistatic test technology field, in particular to a coupling plate assembly used for an electrostatic discharge test and an electrostatic discharge test device. The coupling plate assembly used for the electrostatic discharge test comprises a horizontal coupling plate laid on a test table-board, a first coupling plate vertical with the test table-board and a second coupling plate connected with the first coupling plate vertically, and the horizontal coupling plate is also equipped with an insulating plate used for placing a to-be-tested object. The electrostatic discharge test device is equipped with the coupling plate assembly, the coupling plate assembly is connected with a detection circuit, and the detection circuit comprises coupling conducting wires connected with the coupling plate and an electrostatic gun connected with the coupling conducting wires. The electrostatic gun is connected with an electrostatic simulator, and at least one point of each coupling conducting wire is connected with a grounding flat plate. The coupling plate assembly used for the electrostatic discharge test and the electrostatic discharge test device can carry out the omnibearing vertical coupling discharge test on the to-be-tested object, are simple in structure, are convenient to operate, and enables the test efficiency and the test accuracy to be improved.
Description
Technical field
The present invention relates to antistatic technical field of measurement and test, particularly relate to a kind of coupling plate assembly for electrostatic discharge testing and electro-static discharge test device.
Background technology
ESD test is divided into directly electric discharge and two kinds of discharge modes of indirect discharge.Wherein directly electric discharge is that Device under test is discharged, and indirect discharge is the electric discharge to coupling plate.
The difference directly discharged according to discharge mode to Device under test, is divided into again contact electric discharge and contactless electric discharge (atmospherical discharges).The method of contact electric discharge is to be contacted with testing site at the tip of electric discharge rifle, is then turn on the switch in electric discharge rifle.After the mode of contactless electric discharge is to turn on discharge switch, the discharge end of electric discharge rifle being moved closer to Device under test, when distance between the two is close, air is breakdown to discharge.
The ESD test of prior art, generally adopt the mode that coupling plate is set that measured object is carried out discharge test, because measured object has different faces, when carrying out vertical coupled discharge test for measured object (EUT), it is necessary to ceaselessly move EUT and test for face to be tested.Particularly when EUT is in irregular shape, it is difficult to EUT is carried out omnibearing vertical coupled discharge test.
Simultaneously, during electrostatic discharge testing, it is only capable of drawing static discharge existing defects for the data of determinand one side or entirety, concrete parts or region cannot be drawn accurately, in order to further determine that the concrete position that there is electrostatic defect, the all parts being required for product is investigated one by one, and efficiency is comparatively low.
Summary of the invention
It is an object of the invention to propose a kind of coupling plate assembly for electrostatic discharge testing, by the coupling plate assembly that multiple coupling plates form, determinand is carried out omnibearing vertical coupled discharge test, solve prior art and only carry out discharge test by one piece of coupling plate, need to move back and forth determinand, the test result caused is forbidden, and test process is complicated, the problems such as testing efficiency is not high.
Also proposed a kind of electro-static discharge test device, by the coupling plate modular construction that multiple coupling plates form, multiple planes of determinand can be tested simultaneously, simplify testing procedure and difficulty of test, improve testing efficiency.
For reaching this purpose, the present invention by the following technical solutions:
A kind of coupling plate assembly for electrostatic discharge testing, including: it is laid on the horizontal coupling plate on testing stand, first coupling plate perpendicular with testing stand, and it is vertically connected on the second coupling plate on the first coupling plate, described horizontal coupling plate is additionally provided with the insulation board for placing determinand.
One of preferred version as the technical program, also includes threeth coupling plate that be connected perpendicular with the first coupling plate and the second coupling plate respectively, and described second coupling plate or the 3rd coupling plate are positioned at the top of determinand.
One of preferred version as the technical program, also including fourth coupling plate parallel with the first coupling plate and fiveth coupling plate perpendicular with the first coupling plate, described first coupling plate, the second coupling plate, the 3rd coupling plate, the 4th coupling plate, the 5th coupling plate and horizontal coupling plate form the closing space for detecting determinand antistatic effect.
A kind of electro-static discharge test device, there is described coupling plate assembly, described coupling plate assembly connection detection circuit, the static gun that the coupling wire that described testing circuit includes being connected with coupling plate is connected with coupling wire, described static gun is connected with Discharge Switch of ESD Simulator, and described each coupling wire has at least a point to connect ground connection flat board.
One of preferred version as the technical program, the corresponding coupling wire of each coupling plate described, and each coupling wire is respectively connected with coupling resistance, described coupling wire connects pretreatment unit, and described pretreatment unit includes detection analytical equipment and fail analysis device.
One of preferred version as the technical program, described detection analytical equipment includes the Discharge Switch of ESD Simulator being connected with testing circuit, the coulostatic analysis module being connected with testing circuit, the antistatic numerical value of determinand is analyzed and provides conclusion by coulostatic analysis module by described detection analytical equipment accordingly.
One of preferred version as the technical program, described fail analysis device includes fault location circuit and the failure analysis module being connected with fault location circuit.
One of preferred version as the technical program, described fault location circuit multiple detection wires that to include being positioned on insulation board arranged in parallel, described every detection wire is connected to detection resistance, described detection wire is connected with static gun, and each detection wire is connected with ground connection flat board respectively.
One of preferred version as the technical program, the signal that described failure analysis module is fed back according to fault location circuit, to determine the region that fault occurs, and regional address is exported.
One of preferred version as the technical program, described detection analytical equipment is also associated with display device.
Beneficial effect: the coupling plate assembly consisted of multiple coupling plates, carries out omnibearing vertical coupled discharge test to determinand, and simple in construction is easy to operate, had both improve testing efficiency, and had improve again the accuracy of test.
Accompanying drawing explanation
Fig. 1 is the structural representation of the coupling plate assembly for electrostatic discharge testing that the embodiment of the present invention 1 provides.
In figure:
1, testing stand；2, the first coupling plate；3, the second coupling plate；4, the 3rd coupling plate；5, horizontal coupling plate；6, static gun；7, Discharge Switch of ESD Simulator；8, ground connection flat board；9, coupling resistance；10, coupling wire.
Detailed description of the invention
Technical scheme is further illustrated below in conjunction with accompanying drawing and by detailed description of the invention.
Embodiment 1
The ESD test of prior art, generally adopt the mode that coupling plate is set that measured object is carried out discharge test, because measured object has different faces, when carrying out vertical coupled discharge test for measured object (EUT), it is necessary to ceaselessly move EUT and test for face to be tested.Particularly when EUT is in irregular shape, it is difficult to EUT is carried out omnibearing vertical coupled discharge test.
For the problems referred to above, the invention provides a kind of coupling plate assembly for electrostatic discharge testing, as shown in Figure 1, including: it is laid on the horizontal coupling plate 5 on testing stand 1, first coupling plate 2 perpendicular with testing stand 1, and it is vertically connected on the second coupling plate 3 on the first coupling plate 1, described horizontal coupling plate 5 is additionally provided with the insulation board for placing determinand.
Described second coupling plate 3 can be vertically connected on left side or the right side of the first coupling plate 1, perpendicular with horizontal coupling plate 5 is connected；The upper end of the first coupling plate 1 can also be vertically connected on, and parallel with horizontal coupling plate 5.Preferably, described second coupling plate 3 is vertically connected on the upper end of the first coupling plate 1, and parallels with horizontal coupling plate 5.
Further, the described coupling plate assembly for electrostatic discharge testing also include respectively with the first coupling plate 2 and perpendicular the 3rd coupling plate 4 being connected of the second coupling plate 3.When described second coupling plate 3 is vertically connected on left side or the right side of the first coupling plate 1, and perpendicular with horizontal coupling plate 5 being connected, described 3rd coupling plate 4 is parallel with horizontal coupling plate 5.
Further, the described coupling plate assembly for electrostatic discharge testing also include respectively with the first coupling plate 2 and perpendicular the 3rd coupling plate 4 being connected of the second coupling plate 3.When described second coupling plate 3 is vertically connected on the upper end of the first coupling plate 1, and parallel with horizontal coupling plate 5, then described first coupling the 3rd coupling plate 4 respectively with first coupling plate the 2, second coupling plate 3 and horizontal coupling plate 5 is perpendicular is connected.
The coupling plate assembly being made up of first coupling plate the 2, second coupling plate the 3, the 3rd coupling plate 4 and horizontal coupling plate 5, covers the measurement in determinand X, Y and Z these three direction, once can measure the face in these three direction simultaneously.Avoid prior art and repeatedly move the problem of determinand, improve measurement efficiency and accuracy of measurement.
Present invention also offers a kind of electro-static discharge test device, there is described coupling plate assembly, described coupling plate assembly connection detection circuit, the static gun 6 that the coupling wire 10 that described testing circuit includes being connected with coupling plate is connected with coupling wire 10, described static gun 6 is connected with Discharge Switch of ESD Simulator 7, and described each coupling wire 10 has at least a point to connect ground connection flat board 8.Described Discharge Switch of ESD Simulator 7 is simulated human body discharge and passes to coupling plate by static gun 6, to test the antistatic property of determinand.
The corresponding coupling wire 10 of each coupling plate described, and each coupling wire 10 is respectively connected with coupling resistance 9, described testing circuit, by the electric current of coupling resistance 9 both sides is detected, draws the antistatic parameter of determinand.Further, in order to improve treatment effeciency and the processing accuracy of test data, described coupling wire 10 is also connected with pretreatment unit, and described pretreatment unit includes detection analytical equipment and fail analysis device.Described detection analytical equipment is also associated with display device, is used for showing when the antistatic parameter of determinand and determinand antistatic parameter are defective, accurately points out defective region, alleviate the difficulty of investigation antistatic effect fault parts, improve accuracy.
Described detection analytical equipment includes the Discharge Switch of ESD Simulator being connected with testing circuit, the coulostatic analysis module being connected with testing circuit, the antistatic numerical value of determinand is analyzed and provides conclusion by coulostatic analysis module by described detection analytical equipment accordingly, described conclusion is by display device showing accurately and timely, and testing crew goes the parameter of the exported electrostatic of Discharge Switch of ESD Simulator of Control experiment also by display device simultaneously.
Described fail analysis device includes fault location circuit and the failure analysis module being connected with fault location circuit.Described fault location circuit multiple detection wires that to include being positioned on insulation board arranged in parallel, described every detection wire is connected to detection resistance, and described detection wire is connected with static gun 6, and each detection wire is connected with ground connection flat board 8 respectively.Region corresponding to detection wire is carried out address name, the signal that described failure analysis module is fed back according to fault location circuit by described failure analysis module in advance, to determine the region that fault occurs, and regional address is exported.
Embodiment 2
As different from Example 1, also including fourth coupling plate parallel with the first coupling plate 2 and fiveth coupling plate perpendicular with the first coupling plate 2, described first coupling plate the 2, second coupling plate the 3, the 3rd coupling plate the 4, the 4th coupling plate, the 5th coupling plate and horizontal coupling plate 5 form the closing space for detecting determinand antistatic effect.
In sum, by the coupling plate assembly that multiple coupling plates form, determinand is carried out omnibearing vertical coupled discharge test, simple in construction, easy to operate, both improve testing efficiency, improve again the accuracy of test.
The know-why of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explanation principles of the invention, and can not be construed to limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art need not pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes fall within protection scope of the present invention.
Claims (10)
1. the coupling plate assembly for electrostatic discharge testing, it is characterized in that, including: it is laid on the horizontal coupling plate (5) on testing stand (1), first coupling plate (2) perpendicular with testing stand (1), and it is vertically connected on the second coupling plate (3) on the first coupling plate (1), described horizontal coupling plate (5) is additionally provided with the insulation board for placing determinand.
2. the coupling plate assembly for electrostatic discharge testing according to claim 1, it is characterized in that, also include threeth coupling plate (4) that be connected perpendicular with the first coupling plate (2) and the second coupling plate (3) respectively, and described second coupling plate (3) or the 3rd coupling plate (4) are positioned at the top of determinand.
3. the coupling plate assembly for electrostatic discharge testing according to claim 2, it is characterized in that, also including fourth coupling plate parallel with the first coupling plate (2) and fiveth coupling plate perpendicular with the first coupling plate (2), described first coupling plate (2), the second coupling plate (3), the 3rd coupling plate (4), the 4th coupling plate, the 5th coupling plate and horizontal coupling plate (5) form the closing space for detecting determinand antistatic effect.
4. an electro-static discharge test device, it is characterized in that, there is the coupling plate assembly described in described any one of claim 1-3, described coupling plate assembly connection detection circuit, the static gun (6) that the coupling wire (10) that described testing circuit includes being connected with coupling plate is connected with coupling wire (10), described static gun (6) is connected with Discharge Switch of ESD Simulator (7), and described each coupling wire (10) has at least a point to connect ground connection flat board (8).
5. electro-static discharge test device according to claim 4, it is characterized in that, corresponding coupling wire (10) of each coupling plate described, and each coupling wire (10) is respectively connected with coupling resistance (9), described coupling wire (10) connects pretreatment unit, and described pretreatment unit includes detection analytical equipment and fail analysis device.
6. electro-static discharge test device according to claim 5, it is characterized in that, described detection analytical equipment includes the Discharge Switch of ESD Simulator being connected with testing circuit, the coulostatic analysis module being connected with testing circuit, the antistatic numerical value of determinand is analyzed and provides conclusion by coulostatic analysis module by described detection analytical equipment accordingly.
7. electro-static discharge test device according to claim 5, it is characterised in that described fail analysis device includes fault location circuit and the failure analysis module being connected with fault location circuit.
8. electro-static discharge test device according to claim 7, it is characterized in that, described fault location circuit multiple detection wires that to include being positioned on insulation board arranged in parallel, described every detection wire is connected to detection resistance, described detection wire is connected with static gun (6), and each detection wire is connected with ground connection flat board (8) respectively.
9. electro-static discharge test device according to claim 8, it is characterised in that the signal that described failure analysis module is fed back according to fault location circuit, to determine the region that fault occurs, and exports regional address.
10. electro-static discharge test device according to claim 5, it is characterised in that described detection analytical equipment is also associated with display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610089135.9A CN105738734A (en) | 2016-02-17 | 2016-02-17 | Coupling plate assembly used for electrostatic discharge test and electrostatic discharge test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610089135.9A CN105738734A (en) | 2016-02-17 | 2016-02-17 | Coupling plate assembly used for electrostatic discharge test and electrostatic discharge test device |
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| CN105738734A true CN105738734A (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610089135.9A Pending CN105738734A (en) | 2016-02-17 | 2016-02-17 | Coupling plate assembly used for electrostatic discharge test and electrostatic discharge test device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526366A (en) * | 2016-10-31 | 2017-03-22 | 京东方科技集团股份有限公司 | ESD (electro-static discharge) test control device |
| CN108490225A (en) * | 2018-04-16 | 2018-09-04 | 北京铂帷检测服务有限公司 | A kind of coupling plate electrostatic discharge testing adaptive device and method |
| CN109932579A (en) * | 2017-12-16 | 2019-06-25 | 神讯电脑(昆山)有限公司 | Esd immunity detection device |
| CN110058134A (en) * | 2019-04-26 | 2019-07-26 | 上海市共进通信技术有限公司 | The device and method of the positioning rectification horizontal and vertical coupling plate of electrostatic experiment |
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| JPH08327708A (en) * | 1995-06-01 | 1996-12-13 | Hitachi Ltd | Method and apparatus for testing operation of electronic circuit in board under test |
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| JPH08327708A (en) * | 1995-06-01 | 1996-12-13 | Hitachi Ltd | Method and apparatus for testing operation of electronic circuit in board under test |
| JPH09243692A (en) * | 1996-03-13 | 1997-09-19 | Mitsubishi Electric Corp | Static electricity distribution measuring system and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526366A (en) * | 2016-10-31 | 2017-03-22 | 京东方科技集团股份有限公司 | ESD (electro-static discharge) test control device |
| CN109932579A (en) * | 2017-12-16 | 2019-06-25 | 神讯电脑(昆山)有限公司 | Esd immunity detection device |
| CN108490225A (en) * | 2018-04-16 | 2018-09-04 | 北京铂帷检测服务有限公司 | A kind of coupling plate electrostatic discharge testing adaptive device and method |
| CN108490225B (en) * | 2018-04-16 | 2024-03-26 | 北京铂帷检测服务有限公司 | Coupling plate electrostatic discharge test adapting device and method |
| CN110058134A (en) * | 2019-04-26 | 2019-07-26 | 上海市共进通信技术有限公司 | The device and method of the positioning rectification horizontal and vertical coupling plate of electrostatic experiment |
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Application publication date: 20160706 |
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