CN215067000U

CN215067000U - Device for discharge test

Info

Publication number: CN215067000U
Application number: CN202120674281.4U
Authority: CN
Inventors: 董宝林; 朱长娥; 田磊; 翟圣骁; 张艳玲
Original assignee: Tianjin Saines Testing Service Co ltd
Current assignee: Tianjin Saines Testing Service Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-12-07
Anticipated expiration: 2031-04-01

Abstract

The utility model provides a device that test of discharging carried out, including base, branch and discharge generator, the branch of the vertical setting of fixedly connected with in the middle of the base upper surface, and placed discharge generator in one end, the inside vertical cavity that is equipped with of branch, the vertical guide way that communicates with the cavity that is equipped with on the lateral wall, be equipped with ball in the cavity, ball upper end is worn out branch and rigid coupling and is had the handle, ball is last to be connected with the connecting piece through screw nut, the connecting piece is worn out branch and is connected with discharge generator's discharge gun. The utility model discloses beneficial effect: connecting the discharge gun with a connecting piece, wherein the connecting piece is controlled by a ball screw to move up and down so as to drive the discharge gun to move up and down, and testing a device to be tested which is placed below the discharge gun; the device has effectively improved efficiency of software testing and test accuracy, and the simple operation.

Description

Device for discharge test

Technical Field

The utility model belongs to the test equipment field that discharges especially relates to a device that discharges and test.

Background

When objects having different electrostatic potentials come close to each other or come into direct contact with each other, charge transfer is caused, which is an electrostatic discharge phenomenon. Static electricity easily degrades the performance of electronic devices and shortens the service life, so that during the production process, the produced electronic devices need to be subjected to discharge test to grasp the static electricity condition for later improvement. The discharge generator is generally adopted for discharge testing, and at present, two use forms are provided, wherein one use form is that the discharge gun end of the discharge generator is manually held for manual testing, and the other use form is that the discharge gun is connected through a motor to control the movement of the discharge gun. During testing, repeated operation is often needed for many times, and the handheld discharging gun is operated for many times, so that operators are easy to fatigue and unstable in holding, and the accuracy is influenced; to the operation that motor drive discharge gun removed, because the motor can produce vibration noise at the during operation, can lead to the device whole at vibrations, and then can make the device under test take place the skew, can influence the test accuracy equally, for this reason, install the fixture block additional on the device, when changing the device at every turn, all need operate the fixture block once, make the fixture block the device and test again, if the card is too tight, then cause the damage to the device very easily, the skew problem that vibrations brought can't be solved again to the not tight card.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to overcome the above-mentioned problems in the prior art and to provide a device for performing a discharge test.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a device that test of discharging, includes base, branch and discharge generator, the branch of the vertical setting of fixedly connected with in the middle of the base upper surface, and placed discharge generator in one end, the inside vertical cavity that is equipped with of branch, the vertical guide way that communicates with the cavity that is equipped with on the lateral wall, be equipped with ball in the cavity, ball upper end is worn out branch and rigid coupling and is had the handle, ball is last to be connected with the connecting piece through screw nut, the connecting piece is worn out branch and is connected with discharge generator's rifle that discharges.

Furthermore, the corresponding base surface below the discharging gun is provided with an objective table.

Further, the connecting piece includes go-between, snap ring and connecting rod, the connecting rod passes the guide way setting, and inner rigid coupling go-between, outer end rigid coupling snap ring, the go-between cup joints on ball screw's the lead screw axle and together with screw nut fixed connection, the joint has the discharge gun in the snap ring.

Furthermore, a plurality of U-shaped through grooves are uniformly formed in the circumferential direction on the outer wall of the clamping ring, inverted-L-shaped hanging rods corresponding to the U-shaped through grooves are arranged at the upper end of the discharge gun respectively, the discharge gun penetrates through the clamping ring from top to bottom, and the hanging rods are hung in the U-shaped through grooves.

Furthermore, the four corners of the bottom of the base are provided with suckers.

Further, base upper surface four corners department all is equipped with the ascending first recess of opening, and lower surface and first recess one-to-one department are equipped with the decurrent second recess of opening, and every group all through the through-hole intercommunication in the middle of first recess and the second recess, the sucking disc sets up in sucking disc column bottom, just the sucking disc column passes the through-hole setting.

Furthermore, the cross-sectional dimension of the sucker column is matched with that of the through hole.

Furthermore, the bottom of the first groove is symmetrically provided with two limiting grooves communicated with the through hole, the bottom of the first groove is symmetrically provided with two limiting through grooves communicated with the through hole, the side wall of the sucker column is symmetrically provided with two limiting blocks, and the limiting blocks can be lapped in the limiting grooves.

Furthermore, the lower ends of the front side and the rear side of the base are provided with bottom grooves which are communicated with the second grooves and are provided with downward openings corresponding to the second grooves.

Furthermore, the handle includes annular connecting seat, connecting seat one side upwards is equipped with the type of falling L bull stick, the connecting seat cup joints at ball's screw axle tip to through screw and screw axle fixed connection together on the connecting seat lateral wall.

Compared with the prior art, the utility model discloses following advantage has:

the device for testing discharge connects the discharge gun with the connecting piece, and the connecting piece is controlled by the ball screw to move up and down, so as to drive the discharge gun to move up and down, and test the device to be tested placed below the discharge gun; the device has effectively improved efficiency of software testing and test accuracy, and the simple operation.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of an apparatus for performing a discharge test according to an embodiment of the present invention;

fig. 2 is a partial cross-sectional view of a strut according to an embodiment of the present invention;

fig. 3 is a schematic structural view illustrating the connection between the first groove and the suction cup column according to the embodiment of the present invention;

fig. 4 is a schematic structural view of the second groove according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the first groove without a sucker column according to an embodiment of the present invention.

Description of reference numerals:

1. a base; 2. a strut; 3. an electric discharge generator; 4. a discharge gun; 5. a handle; 6. a connecting rod; 7. a snap ring; 8. a hanging rod; 9. a guide groove; 10. an object stage; 11. a first groove; 12. a sucker column; 13. a bottom groove; 14. a ball screw; 15. a connecting ring; 16. a connecting seat; 17. a rotating rod; 18. a limiting groove; 19. a limiting through groove; 20. a limiting block; 21. a suction cup; 22. a through hole; 23. a second groove.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 5, a device for carrying out discharge test, including base 1, branch 2 and discharge generator 3, the branch 2 of the vertical setting of fixedly connected with in the middle of the surface on base 1, and placed discharge generator 3 in one end, the inside vertical cavity that is equipped with of branch 2, the vertical guide way 9 that communicates with the cavity that is equipped with on the lateral wall, be equipped with ball 14 in the cavity, branch 2 and rigid coupling have handle 5 are worn out to ball 14 upper end, ball 14 is last to be connected with the connecting piece through screw nut, the connecting piece is worn out branch 2 and is connected with discharge gun 4 of discharge generator 3. The mounting structure of the ball screw 14 is prior art and will not be described herein. In the embodiment, the discharge gun 4 is connected with the connecting piece, the connecting piece is controlled to move up and down through the ball screw 14, so that the discharge gun 4 is driven to move up and down, and a device to be tested placed below the discharge gun 4 is tested; the device has effectively improved efficiency of software testing and test accuracy, and the simple operation.

And an objective table 10 is arranged on the surface of the base 1 corresponding to the lower part of the discharge gun 4 and used for bearing a device to be tested.

The connecting piece includes go-between 15, snap ring 7 and connecting rod 6, connecting rod 6 passes guide way 9 and sets up, and inner rigid coupling go-between 15, outer end rigid coupling snap ring 7, in this embodiment, go-between 15, snap ring 7 and connecting rod 6 are integrated into one piece structure, go-between 15 cup joints on ball 14's the lead screw axle and together with screw nut fixed connection, the joint has discharge gun 4 in the snap ring 7.

Evenly be equipped with a plurality of vertical U type that set up on the outer wall of snap ring 7 circumference and lead to the groove, discharge gun 4 upper end is equipped with the type of falling L peg 8 that corresponds with the groove of U type respectively, discharge gun 4 passes snap ring 7 from the top down, just peg 8 articulates in the U type leads to the inslot, articulates discharge gun 4 in snap ring 7 through peg 8.

The base 1 bottom four corners department all is equipped with sucking disc 21, when using the device, fixes base 1 on operation platform through sucking disc 21.

Base 1 upper surface four corners department all is equipped with the ascending first recess 11 of opening, and the lower surface is equipped with opening decurrent second recess 23 with first recess 11 one-to-one department, and every group all through-hole 22 intercommunication in the middle of first recess 11 and the second recess 23, sucking disc 21 sets up in sucking disc post 12 bottom, just sucking disc post 12 passes through the through-hole 22 setting. The sucker column 12 is arranged, so that the sucker 21 and the operating platform can be separated and adsorbed by pulling and pressing the sucker column 12, and the situation that equipment on the upper side of the base 1 shakes due to the fact that the sucker 21 is separated from the operating platform by directly lifting the base 1 is avoided; simultaneously, set up sucking disc 21 in second recess 23, after sucking disc 21 adsorbs together with operation platform, base 1 bottom still will be in the same place with operation platform surface complete laminating, effectively ensure in the device course of operation, overall structure's steadiness avoids having the power contact point only in four corners department because of sucking disc 21 direct mount base 1 bottom condition when base 1, and it is rocking probably to produce in the device course of operation under this condition.

The cross-sectional dimension of the sucker column 12 is matched with that of the through hole 22, so that the sucker column 12 and the base 1 do not move relatively on a horizontal plane, and the base 1 is ensured not to shift during the working process of the device.

The bottom of the first groove 11 is symmetrically provided with two limiting grooves 18 communicated with the through hole 22, and is also symmetrically provided with two limiting through grooves 19 communicated with the through hole 22, the side wall of the sucker column 12 is symmetrically provided with two limiting blocks 20, and the limiting blocks 20 can be lapped in the limiting grooves 18. In this embodiment, when the device is fixed on the operation platform, the limiting block 20 is located in the limiting through groove 19, so that the sucker column 12 is conveniently moved down, and the sucker 21 is pressed down and adsorbed with the operation platform; when the device needs to be moved, the sucker column 12 can be lifted to separate the sucker 21 from the operating platform, and at the moment, the limiting block 20 is overlapped in the limiting groove 18, namely, a certain distance is ensured between the sucker 21 and the operating platform.

Corresponding second recess 23 department of both sides lower extreme all is equipped with the kerve 13 that sets up downwards with second recess 23 intercommunication and opening around base 1, when separating sucking disc 21 and operation platform, operating personnel can adopt the appurtenance of other sheet structures to pass kerve 13, like the ruler, the perk is partly in sucking disc 21 bottom, makes sucking disc 21 and operation platform separation more convenient.

The handle 5 comprises an annular connecting seat 16, an inverted L-shaped rotating rod 17 is arranged on one side of the connecting seat 16 upwards, the connecting seat 16 is sleeved at the end part of a screw shaft of the ball screw 14, and the side wall of the connecting seat 16 is fixedly connected with the screw shaft through a screw. An operator drives the screw shaft to rotate by rotating the rotating rod 17, and the operation is convenient.

The working process of the embodiment is as follows:

firstly, the device is placed on an operation platform, namely, after a base 1 is attached to and contacted with the operation platform, a sucker column 12 is moved upwards, a limiting block 20 is moved out of a limiting groove 18, then the limiting block 20 is aligned with a limiting through groove 19, and then the sucker column 12 is pressed downwards, so that a sucker 21 is adsorbed on the flat operation platform; then testing is carried out, the discharge gun 4 is clamped in the clamping ring 7, the ball screw 14 moves by rotating the handle 5, the discharge gun 4 is driven to move up and down along with the connecting piece, and a device to be tested placed below the discharge gun 4 is tested.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An apparatus for performing a discharge test, comprising: including base (1), branch (2) and discharge generator (3), branch (2) of the vertical setting of fixedly connected with in the middle of base (1) upper surface, and placed discharge generator (3) in one end, branch (2) inside vertical cavity that is equipped with vertically on the lateral wall is equipped with guide way (9) with the cavity intercommunication, be equipped with ball (14) in the cavity, ball (14) upper end is worn out branch (2) and rigid coupling and is had handle (5), be connected with the connecting piece through screw nut on ball (14), the connecting piece is worn out branch (2) and is connected with discharge gun (4) of discharge generator (3).

2. An apparatus for performing a discharge test as recited in claim 1, wherein: and an object stage (10) is arranged on the surface of the base (1) corresponding to the lower part of the discharge gun (4).

3. An apparatus for performing a discharge test as recited in claim 1, wherein: the connecting piece includes go-between (15), snap ring (7) and connecting rod (6), guide way (9) setting is passed in connecting rod (6), and inner rigid coupling go-between (15), outer end rigid coupling snap ring (7), go-between (15) cup joint on the lead screw axle of ball (14) and with screw nut fixed connection together, the joint has discharge gun (4) in snap ring (7).

4. An apparatus for performing a discharge test as recited in claim 3, wherein: evenly be equipped with the U type of a plurality of vertical settings on snap ring (7) outer wall circumference and lead to the groove, discharge gun (4) upper end is equipped with respectively leads to groove with the U type and corresponds inverted-L type peg (8), discharge gun (4) passes snap ring (7) from the top down, just peg (8) articulate in the U type leads to the inslot.

5. An apparatus for performing a discharge test as recited in claim 1, wherein: the four corners of the bottom of the base (1) are provided with suckers (21).

6. An apparatus for performing a discharge test as recited in claim 5, wherein: base (1) upper surface four corners department all is equipped with ascending first recess (11) of opening, and the lower surface is equipped with opening decurrent second recess (23) with first recess (11) one-to-one department, and every group all through-hole (22) intercommunication in the middle of first recess (11) and second recess (23), sucking disc (21) set up in sucking disc (21) bottom, just sucking disc (21) pass through-hole (22) and set up.

7. An apparatus for performing a discharge test as recited in claim 6, wherein: the cross section size of the sucker (21) is matched with that of the through hole (22).

8. An apparatus for performing a discharge test as recited in claim 6, wherein: first recess (11) bottom symmetry is equipped with two spacing recess (18) with through-hole (22) intercommunication, and still the symmetry is equipped with two spacing logical groove (19) with through-hole (22) intercommunication, the symmetry is equipped with two stopper (20) on sucking disc (21) lateral wall, but stopper (20) overlap joint is in spacing recess (18).

9. An apparatus for performing a discharge test as recited in claim 6, wherein: the lower ends of the front side and the rear side of the base (1) are provided with bottom grooves (13) which are communicated with the second grooves (23) and the openings of which are arranged downwards, corresponding to the second grooves (23).

10. An apparatus for performing a discharge test as recited in claim 1, wherein: the handle (5) comprises an annular connecting seat (16), an inverted L-shaped rotating rod (17) is arranged on one side of the connecting seat (16) upwards, the connecting seat (16) is sleeved at the end part of a screw shaft of the ball screw (14), and the side wall of the connecting seat (16) is fixedly connected with the screw shaft through a screw.