CN104237572A - Testing jig used for static testing - Google Patents
Testing jig used for static testing Download PDFInfo
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- CN104237572A CN104237572A CN201410474473.5A CN201410474473A CN104237572A CN 104237572 A CN104237572 A CN 104237572A CN 201410474473 A CN201410474473 A CN 201410474473A CN 104237572 A CN104237572 A CN 104237572A
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Abstract
The invention relates to the electromagnetic compatibility static testing field, in particular to a testing jig with the function of accurately positioning static testing points. The static testing jig mainly comprises a tripod base, a height control adjusting ring, a thread lifting rod, a horizontal plane positioning device, a movable mechanical arm and a static gun chuck. Sliding wheels with bayonets are installed on three cylindrical supporting rods of the tripod base so that the testing jig can be conveniently moved and fixed; the height control adjusting ring can be used for accurately adjusting lifting of the thread lifting rod to accordingly control the height of a testing arm; the horizontal plane positioning device is used for controlling the horizontal azimuth angle of the testing arm; the movable mechanical arm is used for controlling the testing angle of the static gun chuck; the static gun chuck with an anti-skidding groove is used for fixing static guns different in size and shape. By means of the testing jig, positioning of the static guns in the three-dimensional space can be accurately completed, the testing jig can be aligned with the testing points, and therefore commonly-difficult static testing becomes convenient and simple; manpower is saved, and meanwhile the static testing accuracy is improved.
Description
Technical field
The present invention relates to the electrostatic discharge testing field in EMC test technology, be specifically related to a kind of electrostatic test frame, it has pinpoint function, and before instead of, the hand-held static gun of tester carries out the method for testing, and achieves semi-automatic test function.
Background technology
Electromagnetic compatibility refers to that equipment or system can normally work and not to the ability of the electromagnetic disturbance that anything formation in this environment can not be born in its electromagnetic compatible environment.It is divided into electric/electronic device externally to launch the characteristic of electromagnetic disturbance and the ability of electric/electronic device opposing external disturbance, and namely what electrostatic test was verified is the ability that electric/electronic device resists external disturbance; Static discharge is the Charger transfer between the object of two different potentials, this energy produced may cause the error in data even permanent damages of physical property of electric/electronic device, electrostatic test is then by using static gun to simulate a general static discharge situation, electric/electronic device is discharged, to assess performance when it suffers static discharge.
Basic norm and the method for electrostatic test is defined: the method for testing of electrostatic is divided into directly electric discharge and indirect discharge in International Electrotechnical Commission electromagnetic compatibility standard IEC61000-4-2, direct electric discharge refers to implements electric discharge to Device under test, and indirect discharge refers to that the coupling plate near to Device under test implements electric discharge.And in direct discharge test, when required test point is metal, then carry out as contact discharge to it, when required test point is insulation, then it is carried out as atmospherical discharges.Contact discharge method is that the electrode (the rifle head of static gun) of finger to finger test generator keeps with the contact of Device under test and encouraged a kind of test method of discharging by the discharge switch in generator; The method of atmospherical discharges, by the charging electrode (the rifle head of static gun) of test generator near equipment and by a kind of test method of spark to Device under test excitation electric discharge.
Along with electronic product becomes increasingly abundant while people's lives, the electrostatic problem of electronic product also seems more outstanding, and therefore, electrostatic test is all indispensable test event to a lot of electronic products.In the ordinary course of things, it is often by the hand-held static gun of tester, discharge in the relevant position aiming at measured object, but the area contacted in some product may be minimum, can not accurately locate, tester holds static gun owing to stablizing and slips away with measured object in this case, and these factors are all easily cause error in measurement; In addition for some larger-size equipment, more than the some exception of required test, adopt by the method for the hand-held static gun of people, very many manpowers can be expended, also can affect measuring accuracy because of the tired out of tester simultaneously.In sum, the hand-held static gun of tester is had to test for tradition, not only time and effort consuming but also affect measuring accuracy.
Summary of the invention
The technical matters that the present invention solves is to provide a kind of electrostatic test frame with positioning function, its testing jig can split into several part, be easy to carry and deposit, after simply assembling, orientation and angle can being adjusted flexibly, by being fixed on the static gun on its chuck, accurately electrostatic test being completed to the electrostatic test point needed for sample, save manpower simultaneously, and improve testing efficiency and precision.
In order to solve above-mentioned technical matters, the technical solution used in the present invention is: a kind of testing jig for electrostatic test, comprising: tripod base, Altitude control adjusting ring, screw thread elevating lever, surface level steady arm, moving machine mechanical arm, static gun chucks etc. six are most of.Its Altitude control regulates and is installed on tripod base; Screw thread elevating lever is through Altitude control adjusting ring and tripod base, and surface level steady arm is socketed the top with screw thread elevating lever, and can be arbitrarily in rotary moving in the horizontal direction; Moving machine mechanical arm top connects with on horizontal location device by movable bolt; Last static gun chuck is connected to the end of mechanical arm by movable bolt.Test static gun used to be mounted on the adjustable static gun chuck of jaws on the tester rack.
Further, described tripod base is made up of upper and lower two parts, its underpart is three band pulley cylindrical body supports bars, the movement of testing jig during to facilitate assignment test point in test process, in addition this pulley there is buckle, be convenient to determine block pulley after placement location confirms and keep the firm of testing jig, these three support bars can outwards launch and close inwards simultaneously; Its upper part is the pedestal of a hollow, three support bars of lower part are tied by activity and are connected on this pedestal, and the inner side of hollow base is threaded, altitude location circle can be installed with on it, screw thread elevating lever can be allowed freely to navigate within pedestal up and down simultaneously.
Further, described Altitude control adjusting ring is made up of hollow circuit cylinder base and hollow circuit cylinder sleeve, its base and sleeve nest together, but can mutually rotate, its hollow circuit cylinder base outer surface with the pedestal hollow inner side with tripod base threaded corresponding screw thread, so that it is fixed on the pedestal of tripod base by rotating, inside the hollow circuit cylinder sleeve of Altitude control adjusting ring, there is the screw thread corresponding with screw thread on screw thread elevating lever, thus when turnbarrel, screw thread elevating lever can move up and down through the pedestal of tripod base, thus the adjustment reached testing jig height.
Further, described screw thread elevating lever, it is for supporting test machine mechanical arm, it is a cylindrical body supports bar, its outside surface is with the screw thread corresponding with inside the hollow circuit cylinder sleeve of Altitude control regulator, by rotation height controlled adjuster, and to enable screw thread elevating lever move up and down; Its top is smooth bell and spigot joint, owing to being socketed with horizontal location device, and horizontal location device is rotated flexibly thereon.
Further, described surface level steady arm, is made up of base, connecting hole and handle, and base is that a centre has a cylindrical cavity, and itself and the smooth bell and spigot joint in screw thread elevating lever top match, and screw thread elevating lever inserts wherein can flexible rotating; Have outside cylindrical cavity base and be with an adjustable gim peg, for horizontal location device is fixed on screw thread elevating lever; The connecting hole of surface level steady arm is used for being connected with moving machine mechanical arm; The other end corresponding with connecting hole is " П " type handle, rotary moveable mechanical arm during for locating.
Further, described moving machine mechanical arm, is divided by principal arm and auxiliary arm two cloth and formed, and principal arm and auxiliary arm are tied by an activity to be connected together, by unclamping and screwing movable bolt, thus complete the adjustment of two mechanical arm relative positions and angle or the fixing of position; There is a connecting hole at the top of principal arm, and it is connected with the connecting hole of horizontal location device, and its connection is also completed by movable bolt, and the position of principal arm and angle can be conditioned; The end of auxiliary arm also has a connecting hole for the connection with static gun chuck.
Further, described static gun chuck, be made up of firm banking and the variable active chuck of jaws size, there is a connecting hole at its firm banking top, can be connected by movable bolt with the auxiliary arm of moving machine mechanical arm; Active chuck is made up of activity adjustment screw rod and treadmill, and have anti-skidding tongue and groove inside treadmill.
Further, each ingredient of described testing jig, or the screw thread passing through inner side and outside, or be fixed connection by connecting hole and movable bolt.Its connected mode is simple and convenient, and testing jig can be split into several parts, easy to carry and store.
Adjustment installs testing jig, and static gun is placed on the static gun chuck of testing jig, static gun is placed on the chuck of testing jig, static gun is arranged the discharge mode of requirement, can start the test point needed for sample to test.
Compared with carrying out method of testing with the hand-held static gun of traditional test person, advantage is had to be: the present invention, by the adjustment to Altitude control adjusting ring, horizontal location device and moving machine mechanical arm in testing jig, accurately can control angle and the orientation of static gun, in test process, tester is avoided to keep the highly difficult posture of certain hand-held static gun for a long time and the fatigue produced, simultaneously also avoid artificial shake and the test error that produces, accurately test request be can complete, manpower and test duration saved simultaneously.
Accompanying drawing explanation
Fig. 1 is the typical electrostatic test schematic diagram of one defined in IEC6100-4-3 of the present invention;
Fig. 2 is one-piece construction schematic diagram of the present invention;
Fig. 3 is the structural representation of spiral lifting bar of the present invention;
Fig. 4 is the tangent plane structural representation of Altitude control adjusting ring of the present invention;
Fig. 5 is the structural representation of horizontal location device of the present invention;
Fig. 6 is test schematic diagram of the present invention.
Embodiment
As shown in Fig. 2 to 6, for the testing jig of electrostatic test, wherein, comprising: tripod base 1, Altitude control adjusting ring 2, screw thread elevating lever 3, surface level steady arm 4, moving machine mechanical arm 5, static gun chuck 6.Wherein Altitude control adjusting ring 2 is fixed on tripod base 1, screw thread elevating lever 3 is through Altitude control adjusting ring 2, surface level steady arm 4 is installed on top on screw thread elevating lever 3, moving machine mechanical arm 5 is fixed on surface level steady arm 4 by coupling bar, static gun chuck 6 is fixed on moving machine mechanical arm end by coupling bar, and during test, static gun is then sandwiched on static gun chuck 6.
Further, tripod base 1 carries out being connected with the hollow circuit cylinder base 21 of Altitude control adjusting ring 2 by its hollow end mouth 11; Screw thread elevating lever 3 is rotatably mounted on test bracket by the hollow circuit cylinder sleeve-port 22 of Altitude control adjusting ring 2, is installed on by the socket 41 of horizontal location device 4 on the bell and spigot joint 31 at screw thread elevating lever 3 top; Thus complete the installation of whole test bracket support section.
Further, the connecting hole 45 of the connector of moving machine mechanical arm by regulation cock and surface level steady arm 4 is connected and fixed, finally the connecting hole of the connecting hole of static gun chuck 6 with the auxiliary arm of moving machine mechanical arm 5 is connected.
Install testing jig, static gun to be placed on static gun chuck 6 and adjusting bolt by fixing for static gun only, whole testing jig is pushed into Device under test side, the level orientation of test machine mechanical arm 5 is regulated by the handle 42 of horizontal location device, be tightened bolt 43, afterwards by regulation cock 44,53 and 54, regulate the principal arm 51 of adjusting mechanical arm 5 and the position of auxiliary arm 52 and angle, and the direction of electrostatic chuck 6 and angle.As shown in Figure 6, by static gun head aim at required test point.Then static gun is set to corresponding test pattern and then can carries out electrostatic test.
The above is only exemplary embodiment of the present invention, it should be pointed out that for those skilled in the art, under the premise of not departing from the present invention, can do the improvement of some applicable actual conditions to technical scheme of the present invention.Therefore, protection scope of the present invention is not limited thereto, and those skilled in the art are any to be included within scope based on non-material change in technical solution of the present invention.
Claims (7)
1. for a testing jig for electrostatic test, keep the attitude of static gun for electromagnetic compatibility in surveying during electrostatic test, convenient location electrostatic test point, completes the electrostatic test to test sample different azimuth.It is characterized in that, comprising: tripod base (1), Altitude control adjusting ring (2), screw thread elevating lever (3), surface level steady arm (4), moving machine mechanical arm (5), static gun chuck (6).Wherein Altitude control adjusting ring (2) is fixed on tripod base (1), screw thread elevating lever (3) is through Altitude control adjusting ring (2), surface level steady arm (4) is installed on the upper top of screw thread elevating lever (3), moving machine mechanical arm (5) is fixed on surface level steady arm (4) by coupling bar, and static gun chuck (6) is fixed on moving machine mechanical arm end by coupling bar.
2. electrostatic test frame according to claim 1, it is characterized in that: the pedestal of tripod base (1) is that hollow is threaded, for setting height(from bottom) regulating and controlling circle (2), make screw thread elevating lever (3) by tripod base (1) simultaneously.
3. electrostatic test frame according to claim 2, it is characterized in that: Altitude control adjusting ring (2) is made up of hollow circuit cylinder base and hollow circuit cylinder sleeve, its base and sleeve nest together, but can mutually rotate, the hollow circuit cylinder base outer surface of Altitude control adjusting ring (2) with the pedestal hollow inner side with tripod base (1) threaded corresponding screw thread, so that it is fixed on the pedestal of tripod base (1) by rotation, inside the hollow circuit cylinder sleeve of Altitude control adjusting ring (2), there is the screw thread corresponding with screw thread on screw thread elevating lever, thus when turnbarrel, screw thread elevating lever (3) can move up and down.
4. electrostatic test frame according to claim 1, it is characterized in that: horizontal location device (4) is by base, connecting hole and handle are formed, base has a telescopic lap splice for completing socket with screw thread elevating lever (3), and make horizontal location device (4) that random rotation in the horizontal direction can be completed, in addition base exterior also has a gim peg, it is made not to be moved on desired position for fixing horizontal steady arm (4), the connecting hole of horizontal location device (4) is used for being connected moving machine mechanical arm (5) together with socket bolt, handle is for facilitating the position at controller mechanical arm horizontal direction angle.
5. electrostatic test frame according to claim 1, it is characterized in that: moving machine mechanical arm (5) is made up of principal arm and auxiliary arm, principal arm and auxiliary arm are tied by an activity to be connected together, by unclamping and screwing movable bolt, thus complete the adjustment of mechanical arm position and angle and the fixing of position; There is a connecting hole at the top of principal arm, has been convenient to the connection of itself and horizontal location device (4); The end of auxiliary arm also has a connecting hole for the connection with static gun chuck (6).
6. electrostatic test frame according to claim 1, it is characterized in that: static gun chuck (6) is made up of firm banking and the variable active chuck of jaws size, there is a connecting hole at its firm banking top, can be connected by movable bolt with the auxiliary arm of moving machine mechanical arm (5); Active chuck forms by by activity adjustment screw rod and treadmill, and have antiskid groove inside treadmill.
7. according to the arbitrary described electrostatic test frame of claim 1-6, it is characterized in that: described electrostatic test frame can be disassembled into tripod base (1), Altitude control adjusting ring (2), screw thread elevating lever (3), surface level steady arm (4), moving machine mechanical arm (5), static gun chuck (6), thus make this electrostatic test frame can be easy to carry and store.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410474473.5A CN104237572A (en) | 2014-09-17 | 2014-09-17 | Testing jig used for static testing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410474473.5A CN104237572A (en) | 2014-09-17 | 2014-09-17 | Testing jig used for static testing |
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| CN104237572A true CN104237572A (en) | 2014-12-24 |
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| CN201410474473.5A Pending CN104237572A (en) | 2014-09-17 | 2014-09-17 | Testing jig used for static testing |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337993A (en) * | 2016-04-21 | 2017-01-18 | 马天骅 | Tripod supporting base capable of being rapidly adjusted |
| CN108761154A (en) * | 2018-05-18 | 2018-11-06 | 深圳市艾特讯科技有限公司 | Shielded box |
| CN109103063A (en) * | 2018-08-21 | 2018-12-28 | 中南大学湘雅医院 | A kind of easy sample platform of scanning electronic microscope with multidirectional turning function of manipulation |
| CN109459592A (en) * | 2018-09-25 | 2019-03-12 | 国网江西省电力有限公司电力科学研究院 | A kind of bracket improving power frequency electric field measuring instrument accuracy |
| CN113341250A (en) * | 2021-06-02 | 2021-09-03 | 嘉兴威凯检测技术有限公司 | Electrostatic discharge immunity testing device |
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| CN101149414A (en) * | 2006-09-22 | 2008-03-26 | 英华达（上海）科技有限公司 | Electrostatic discharge test device and method |
| CN102879613A (en) * | 2011-07-12 | 2013-01-16 | 英业达股份有限公司 | Electrostatic gun fixing rack |
| CN103033692A (en) * | 2011-09-29 | 2013-04-10 | 鸿富锦精密工业（深圳）有限公司 | Electrostatic test device |
| CN204203269U (en) * | 2014-09-17 | 2015-03-11 | 上海优立检测技术有限公司 | A kind of testing jig for electrostatic test |
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2014
- 2014-09-17 CN CN201410474473.5A patent/CN104237572A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101149414A (en) * | 2006-09-22 | 2008-03-26 | 英华达（上海）科技有限公司 | Electrostatic discharge test device and method |
| CN102879613A (en) * | 2011-07-12 | 2013-01-16 | 英业达股份有限公司 | Electrostatic gun fixing rack |
| CN103033692A (en) * | 2011-09-29 | 2013-04-10 | 鸿富锦精密工业（深圳）有限公司 | Electrostatic test device |
| CN204203269U (en) * | 2014-09-17 | 2015-03-11 | 上海优立检测技术有限公司 | A kind of testing jig for electrostatic test |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337993A (en) * | 2016-04-21 | 2017-01-18 | 马天骅 | Tripod supporting base capable of being rapidly adjusted |
| CN106337993B (en) * | 2016-04-21 | 2018-03-27 | 马天骅 | A kind of tripod support base of fast tunable |
| CN108761154A (en) * | 2018-05-18 | 2018-11-06 | 深圳市艾特讯科技有限公司 | Shielded box |
| CN109103063A (en) * | 2018-08-21 | 2018-12-28 | 中南大学湘雅医院 | A kind of easy sample platform of scanning electronic microscope with multidirectional turning function of manipulation |
| CN109459592A (en) * | 2018-09-25 | 2019-03-12 | 国网江西省电力有限公司电力科学研究院 | A kind of bracket improving power frequency electric field measuring instrument accuracy |
| CN113341250A (en) * | 2021-06-02 | 2021-09-03 | 嘉兴威凯检测技术有限公司 | Electrostatic discharge immunity testing device |
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Application publication date: 20141224 |