CN214473855U

CN214473855U - Conduction testing device

Info

Publication number: CN214473855U
Application number: CN202120443099.8U
Authority: CN
Inventors: 姜凡; 孙泽国; 战祥松; 王鹏
Original assignee: Qingdao Wenda Tongze Electromechanical Co ltd
Current assignee: Qingdao Wenda Tongze Electromechanical Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-10-22
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a conduction testing device, including roof, first mounting panel and second mounting panel, the second cylinder is installed to the below of first mounting panel, and the below of second cylinder is provided with the flat board, the top of second mounting panel is fixed with the installation piece, and installs flat board and nylon board in the top of installation piece to the nylon board is located the inboard of supporting shoe, the guide pillar is installed to the below of roof, and the guide pillar is located the outside of bullet needle, the inside of bottom plate is provided with the guide pin bushing, first cylinder is installed to the top of second mounting panel, and the one end of first cylinder is connected with the backup pad. This conduction testing device is provided with roof and bullet needle, and when the roof moved down, the inside bullet needle of roof can be pressed on the face of work piece, and the probe of installation touches the work piece terminal on the roof, and the switch-on current, the terminal on the work piece is flowed through to the bullet needle flow on the roof to the electric current, inlays the needle through the copper of bottom plate internally mounted and flows out again, accomplishes the product conduction test.

Description

Conduction testing device

Technical Field

The utility model relates to a conduction testing technical field specifically is a conduction testing device.

Background

In precision electronic processing manufacturing, optical components production test, consumer electronics production test, need detect the electric conductivity of product characteristic position, like the electric conductivity between spare part, the electrically conductive condition between the connecting piece, detect using universal meter to detect the position that detects at present, need contact two contact pins respectively the position of awaiting measuring, the operating procedure is loaded down with trivial details, and the testing result is not directly perceived, detection efficiency is low, the mode of inspection on-state among the prior art is more complicated, because the contact of terminal is less, communicate the contact of terminal simultaneously and need very careful operation, just can guarantee to contact two or more contacts simultaneously, such detection efficiency is very low, and the measuring precision is not high, test error appears easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a conduction testing device to the mode of inspection on-state is more complicated among the prior art who proposes in solving above-mentioned background art, because the contact of terminal is less, the contact of intercommunication terminal needs very careful operation simultaneously, just can guarantee to contact two or more contacts simultaneously, and such detection efficiency is very low, and measured precision is not high, appears the problem of testing error easily.

In order to achieve the above object, the utility model provides a following technical scheme: a conduction testing device comprises a top plate, a first mounting plate and a second mounting plate, wherein a second air cylinder is mounted below the first mounting plate, a flat plate is arranged below the second air cylinder, a mounting block is fixed above the second mounting plate, the flat plate and a nylon plate are mounted above the mounting block, the nylon plate is positioned on the inner side of a supporting block, a first supporting block and a second supporting block are mounted below the supporting plate, the first supporting block is positioned on the right side of the second supporting block, the top plate is mounted below the first supporting block and the second supporting block, a first fixing block and a second fixing block are arranged inside the top plate, the first fixing block is positioned below the second fixing block, an elastic needle is arranged below the second fixing block and fixed behind the first fixing block, a bottom plate is mounted above the supporting block, and a limiting column is arranged above the bottom plate, the guide post is installed to the below of roof, and the guide post is located the outside of bullet needle, the inside of bottom plate is provided with the guide pin bushing, first cylinder is installed to the top of second mounting panel, and the one end of first cylinder is connected with the backup pad.

Preferably, guide posts are symmetrically arranged below the top plate, and the length of each guide post is greater than that of each spring pin.

Preferably, the bottom plate is provided with flat plates below in a symmetrical manner, the distance between the flat plates is greater than the length of the nylon plate, and the nylon plate is arranged above the mounting block at equal intervals.

Preferably, the length of the supporting plate is greater than that of the mounting block, and the supporting plate and the mounting block are arranged in parallel in the horizontal direction.

Preferably, the guide sleeve is cylindrical, and the diameter of the guide sleeve is larger than that of the guide pillar.

Preferably, the length and the width of the first mounting plate and the second mounting plate are consistent, and the first mounting plate and the second mounting plate are arranged in parallel in the horizontal direction.

Compared with the prior art, the beneficial effects of the utility model are that: this conduction testing device:

1. the device is provided with the top plate and the elastic needles, when the top plate moves downwards, the elastic needles in the top plate can be pressed on the surface of a workpiece, the probes installed on the top plate contact workpiece terminals, current is conducted, the current flows through the terminals on the workpiece through the elastic needles on the top plate and then flows out through the copper insert needles installed in the bottom plate, the product conduction test is completed, and the device is convenient and rapid to operate and high in precision;

2. the guide post and the guide sleeve are arranged, when the second cylinder drives the top plate to move downwards, the guide post below the top plate can be inserted into the guide sleeve in the bottom plate, so that the accurate positioning function can be realized, and the practicability of the device is improved;

3. be provided with bottom plate and spacing post, when the roof moved towards the bottom plate, the roof can laminate with the spacing post of bottom plate top, so the roof will not continue to move down to can protect the work piece, avoid the work piece to be extruded and warp.

Drawings

FIG. 1 is a schematic view of the overall front view structure of the present invention;

fig. 2 is the utility model discloses second fixed block and bullet needle installation are cross-sectional structure schematic diagram just.

In the figure: 1. a top plate; 2. a base plate; 3. a flat plate; 4. a first fixed block; 5. a nylon plate; 6. a second fixed block; 7. a needle is flicked; 8. a limiting column; 9. a support plate; 10. a first support block; 11. a second support block; 12. mounting blocks; 13. a guide post; 14. a guide sleeve; 15. a first cylinder; 16. a second cylinder; 17. a first mounting plate; 18. a second mounting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a conduction testing device comprises a top plate 1, a bottom plate 2, a flat plate 3, a first fixing block 4, a nylon plate 5, a second fixing block 6, a spring pin 7, a limiting column 8, a supporting plate 9, a first supporting block 10, a second supporting block 11, an installation block 12, a guide pillar 13, a guide sleeve 14, a first air cylinder 15, a second air cylinder 16, a first installation plate 17 and a second installation plate 18, wherein the second air cylinder 16 is installed below the first installation plate 17, the supporting plate 9 is arranged below the second air cylinder 16, the installation block 12 is fixed above the second installation plate 18, the flat plate 3 and the nylon plate 5 are installed above the installation block 12, the nylon plate 5 is positioned at the inner side of the flat plate 3, the first supporting block 10 and the second supporting block 11 are installed below the supporting plate 9, the first supporting block 10 is positioned at the right side of the second supporting block 11, the top plate 1 is installed below the first supporting block 10 and the second supporting block 11, and the inside of roof 1 is provided with first fixed block 4 and second fixed block 6, first fixed block 4 is located the below of second fixed block 6, and the below of second fixed block 6 is provided with bullet needle 7, and bullet needle 7 is fixed at the rear of first fixed block 4, bottom plate 2 is installed to dull and stereotyped 3's top, and bottom plate 2's top is provided with spacing post 8, guide pillar 13 is installed to the below of roof 1, and guide pillar 13 is located the outside of bullet needle 7, the inside of bottom plate 2 is provided with guide pin bushing 14, first cylinder 15 is installed to the top of second mounting panel 18, and the one end of first cylinder 15 is connected with backup pad 9.

The guide posts 13 are symmetrically arranged below the top plate 1, the length of each guide post 13 is greater than that of the corresponding spring pin 7, the guide posts 13 are inserted into the guide sleeves 14 when the top plate 1 descends, and the guide posts 13 are symmetrically arranged below the top plate 1, so that the positioning stability can be ensured.

The bottom plate 2 is provided with flat plates 3 below in a symmetrical manner, the distance between the flat plates 3 is greater than the length of the nylon plate 5, the nylon plates 5 are arranged above the mounting block 12 at equal intervals, and the distance between the flat plates 3 is greater than the length of the nylon plate 5, so that the nylon plate 5 is convenient to mount.

The length of the supporting plate 9 is greater than that of the mounting block 12, the supporting plate 9 and the mounting block 12 are arranged in parallel in the horizontal direction, and the parallel arrangement of the supporting plate 9 and the mounting block 12 facilitates the connection of current in testing.

The guide sleeve 14 is cylindrical, the diameter of the guide sleeve 14 is larger than that of the guide post 13, when the second cylinder 16 drives the guide post 13 to move downwards through the top plate 1, the guide post 13 can be conveniently inserted into the guide sleeve 14 due to the fact that the diameter of the guide sleeve 14 is larger than that of the guide post 13, and therefore accurate positioning can be achieved.

The length and width of the first mounting plate 17 and the second mounting plate 18 are consistent, the first mounting plate 17 and the second mounting plate 18 are arranged in parallel in the horizontal direction, and the first mounting plate 17 and the second mounting plate 18 which are arranged in parallel are convenient for the device to conduct a test on a workpiece.

The working principle is as follows: when the conduction testing device is used, a worker firstly puts a workpiece needing conduction testing into the bottom plate 2, then starts the first air cylinder 15 above the second mounting plate 18, the nylon plate 5, the mounting block 12 and the flat plate 3 can move upwards under the action of the first air cylinder 15, then starts the second air cylinder 16 below the first mounting plate 17, the second air cylinder 16 drives the top plate 1 to move downwards until the elastic needle 7 is pressed on the surface of the workpiece, a probe installed on the top plate 1 contacts with a workpiece terminal, the current is switched on, the current flows through the terminal on the workpiece through the elastic needle 7 on the top plate 1 and then flows out through a copper insert needle installed in the bottom plate 2, and the conduction testing of a product is completed.

When the second cylinder 16 drives the top plate 1 to move down, the guide pillar 13 below the top plate 1 can be inserted into the guide sleeve 14 inside the bottom plate 2, so that the accurate positioning function can be realized, the elastic needle 7 can be conveniently installed on the first fixing block 4 and the second fixing block 6, the top plate 1 and the supporting plate 9 can be conveniently installed on the first supporting block 10 and the second supporting block 11, the top plate 1 is limited to move down by arranging the limiting columns 8, the workpiece is guaranteed not to be extruded and deformed, and the overall practicability is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A conduction testing device comprises a top plate (1), a first mounting plate (17) and a second mounting plate (18), and is characterized in that: a second cylinder (16) is installed below the first installation plate (17), a support plate (9) is arranged below the second cylinder (16), an installation block (12) is fixed above the second installation plate (18), a flat plate (3) and a nylon plate (5) are installed above the installation block (12), the nylon plate (5) is located on the inner side of the flat plate (3), a first support block (10) and a second support block (11) are installed below the support plate (9), the first support block (10) is located on the right side of the second support block (11), a top plate (1) is installed below the first support block (10) and the second support block (11), a first fixing block (4) and a second fixing block (6) are arranged inside the top plate (1), the first fixing block (4) is located below the second fixing block (6), and an elastic needle (7) is arranged below the second fixing block (6), and bullet needle (7) are fixed at the rear of first fixed block (4), bottom plate (2) is installed to the top of dull and stereotyped (3), and the top of bottom plate (2) is provided with spacing post (8), guide pillar (13) are installed to the below of roof (1), and guide pillar (13) are located the outside of bullet needle (7), the inside of bottom plate (2) is provided with guide pin bushing (14), first cylinder (15) are installed to the top of second mounting panel (18), and the one end of first cylinder (15) is connected with backup pad (9).

2. A conduction testing apparatus as claimed in claim 1, wherein: guide posts (13) are symmetrically arranged below the top plate (1), and the length of each guide post (13) is larger than that of each spring pin (7).

3. A conduction testing apparatus as claimed in claim 1, wherein: the lower symmetry of bottom plate (2) is provided with dull and stereotyped (3), and the interval of dull and stereotyped (3) is greater than the length of nylon board (5) to the top at installation piece (12) is installed to nylon board (5) equidistance.

4. A conduction testing apparatus as claimed in claim 1, wherein: the length of the supporting plate (9) is greater than that of the mounting block (12), and the supporting plate (9) and the mounting block (12) are arranged in parallel in the horizontal direction.

5. A conduction testing apparatus as claimed in claim 1, wherein: the guide sleeve (14) is cylindrical, and the diameter of the guide sleeve (14) is larger than that of the guide post (13).

6. A conduction testing apparatus as claimed in claim 1, wherein: the length and the width of the first mounting plate (17) and the second mounting plate (18) are consistent, and the first mounting plate (17) and the second mounting plate (18) are arranged in parallel in the horizontal direction.