CN218099322U

CN218099322U - Test structure

Info

Publication number: CN218099322U
Application number: CN202221553702.9U
Authority: CN
Inventors: 张燕辉; 黄中文; 李峰
Original assignee: Intelligent Automation Equipment Zhuhai Co Ltd
Current assignee: Intelligent Automation Equipment Zhuhai Co Ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-12-20
Anticipated expiration: 2032-06-21

Abstract

The utility model aims at providing a simple structure, can synchronous pressfitting test structure. The utility model discloses a suppression structure and bearing structure, the suppression structure includes mounting panel, a plurality of briquetting and a plurality of elastic pin, the upper and lower both ends of mounting panel are connected with connecting plate and clamp plate, the clamp plate is seted up and is used for inlaying the mounting groove of briquetting with be used for inlaying the mounting hole of elastic pin, the briquetting with the elastic pin all through first compression spring with the cooperation of connecting plate roof pressure, bearing structure includes the faller, the upper end of faller is connected with the support plate, the profile modeling groove with product looks adaptation is seted up to the support plate, the faller pass through second compression spring with the cooperation of support plate roof pressure, be provided with a plurality of inlays on the faller needle piece on the support plate. The utility model discloses be applied to product test's technical field.

Description

Test structure

Technical Field

The utility model discloses be applied to product test's technical field, in particular to test structure.

Background

Electronic product need be through a series of capability test before dispatching from the factory, the connected mode is mostly that the golden finger of product and the probe of the B2B connector of test machine carry out the turn-on fit, cooperation through suppression structure and bearing structure, guarantee golden finger and probe fully contact, only have single golden finger to the product, testing arrangement can reach the test requirement through simple suppression, the bearing structure and the suppression structure of product carry out the pressfitting simultaneously, finally reach a state that compresses tightly, however, have a plurality of golden fingers to the product, this structure will lead to the unable unanimous pace that reaches of product multizone, lead to an area of product to press earlier, another one area back pressure, testing arrangement on the market is difficult to carry out the synchronous suppression, can't play the guard action to the product, the probe is different with product complex degree of depth, thereby cause structural damage for the product, therefore it is necessary to provide a simple structure, the test structure that can synchronous pressfitting.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide a simple structure, can synchronous pressfitting test structure.

The utility model adopts the technical proposal that: the utility model discloses a pressing structure and bearing structure, pressing structure includes mounting panel, a plurality of briquetting and a plurality of elastic pin, the upper and lower both ends of mounting panel are connected with connecting plate and clamp plate, the clamp plate is offered and is used for inlaying the mounting groove of briquetting with be used for inlaying the mounting hole of elastic pin, the briquetting with the elastic pin all through first compression spring with the cooperation of connecting plate roof pressure, bearing structure includes the faller, the upper end of faller is connected with the support plate, the profile groove with product looks adaptation is seted up to the support plate, the faller pass through second compression spring with the cooperation of support plate roof pressure, be provided with a plurality of inlays on the faller the needle piece on the support plate.

According to the scheme, the connecting plate is connected with an external driving mechanism, the pressing structure is in press fit with the supporting structure under the driving action of the external driving mechanism, the profiling groove is used for placing a product, when the pressing structure is in butt joint with the supporting structure, the pressing blocks are symmetrically matched on the profiling groove and press the product, the needle plate is in press fit with the supporting plate through the second compression spring, the supporting plate is compressed downwards, the golden fingers on the product are in full contact with the probes of the needle block, the needle block is connected with an external testing machine, signal conduction is achieved, and the elastic pin is in direct contact with the supporting plate, so that floating spring force caused by the first compression spring and the second compression spring is offset. Before pressing, a product is placed on the profiling groove, the lower end of the needle block is in conduction connection with an external testing machine, an external driving mechanism drives the pressing structure to be in butt joint with the supporting structure, the elastic pins and the pressing blocks are all inlaid on the pressing plate to form an elastic pressing module of the product, the pressing blocks are in direct contact pressing with the product, the product and the supporting plate synchronously press down under the action of the elastic pins and the pressing blocks until the product is attached to the needle plate, the product is completely pressed at the moment, then the pressing process is continued, the pressing blocks and the elastic pins can also retract until the whole module is pressed, and finally the product is tested. The test structure decomposes the process of the original synchronous compression of supporting and pressing, compresses the elastic force of the support earlier, contains the elastic force of the needle block, recompresses the product elastic pressing force, makes each region of the product can both obtain abundant contact, just so can solve the problem that the product is soft and the product is different itself, just so can solve the problem that each independent module compresses asynchronously, and the independent module is more convenient for subsequent maintenance, reaches the effect of ideal support and suppression product.

According to a preferable scheme, a plurality of guide pins are arranged on the pressing plate, guide holes matched with the guide pins are formed in the support plate, positioning guide sleeves corresponding to the guide holes are arranged on the needle plate, and the guide pins are in limit fit with the positioning guide sleeves through the guide holes.

According to the scheme, the guide pin is used for positioning the pressing structure, when the external driving mechanism drives the pressing structure to be in butt joint with the supporting structure, the guide pin is sequentially inserted into the guide hole and the positioning guide sleeve, and therefore the pressing structure is in butt joint with the supporting structure.

According to a preferable scheme, a plurality of equal-height screws are arranged on the carrier plate, through holes matched with the equal-height screws are formed in the needle plate, external threads are arranged at the tail ends of the equal-height screws, internal threads meshed with the external threads are arranged in the through holes, and the carrier plate is in limit fit with the needle plate through the equal-height screws.

According to the scheme, the carrier plate is connected with the needle plate through the equal-height screws, the equal-height screws are meshed with the through holes in a threaded mode, and the carrier plate is pressed on the upper portions of the equal-height screws under the action of the second compression springs and the pressing block.

According to a preferable scheme, the number of the pressing blocks is three, the number of the needle blocks is three, and when the pressing structure is in butt joint with the supporting structure, three pressing blocks are correspondingly pressed on the three needle blocks respectively.

It is seen by above-mentioned scheme that, three the needle piece corresponds respectively with the three golden finger of product, and is three simultaneously the needle piece sets up respectively head end, middle-end and the tail end of profile groove, works as three when the briquetting is suppressed the product, the three golden finger of product and three the cooperation of needle piece suppression is favorable to test structure's synchronous suppression.

Preferably, the pressing structure further comprises a plurality of third compression springs, the third compression springs are arranged between the connecting plate and the mounting plate, and the connecting plate is in top-pressure fit with the mounting plate through the third compression springs.

According to the scheme, the connecting plate is in jacking fit with the mounting plate through the third compression springs, so that the pressing structure is prevented from pressing the supporting structure through an external driving mechanism, and a certain buffering effect is achieved in the pressing process.

According to a preferable scheme, a plurality of bearing columns are arranged on the carrier plate, a plurality of bearings are arranged on the needle plate, and the bearing columns are in sliding fit in the bearings.

According to the scheme, the supporting structure is in limit fit with the external positioning mechanism through the bearing, and the bearing column moves up and down in the bearing, so that the carrier plate can be lifted and lowered smoothly.

According to a preferable scheme, the test structure further comprises a needle threading plate and a WIB plate connected with an external test machine, a plurality of metal probes are arranged in the needle threading plate, the needle threading plate is arranged at the bottom end of the needle plate, the WIB plate is arranged at the bottom end of the needle threading plate, the upper ends of the metal probes are in contact with a product, and the lower ends of the metal probes penetrate through the needle threading plate to be in contact with the WIB plate.

According to the scheme, the needle threading plate is used for guiding the metal probes to ascend and descend, and the external testing machine is in communication connection with the product sequentially through the WIB plate and the metal probes.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is an exploded perspective view of the press structure;

fig. 3 is a schematic exploded perspective view of the support structure.

Detailed Description

As shown in fig. 1 to 3, in this embodiment, the utility model discloses a pressing structure 1 and bearing structure 2, pressing structure 1 includes mounting panel 3, a plurality of briquetting 6 and a plurality of elastic pin 8, the upper and lower both ends of mounting panel 3 are connected with connecting plate 4 and clamp plate 5, clamp plate 5 has been offered and has been used for inlaying the mounting groove 7 of briquetting 6 with be used for inlaying the mounting hole 9 of elastic pin 8, briquetting 6 with elastic pin 8 all through first compression spring 10 with the cooperation of connecting plate 4 roof pressure, bearing structure 2 includes faller 11, the upper end of faller 11 is connected with support plate 12, support plate 12 offers the profile modeling groove 13 with product looks adaptation, faller 11 through second compression spring 14 with the cooperation of support plate 12 roof pressure, be provided with a plurality of inlaying on the faller 11 needle piece 15 on the support plate 12.

In this embodiment, the pressing plate 5 is provided with a plurality of guide pins 16, the carrier plate 12 is provided with guide holes 17 adapted to the guide pins 16, the needle plate 11 is provided with positioning guide sleeves 18 corresponding to the guide holes 17, and the guide pins 16 are in limit fit with the positioning guide sleeves 18 through the guide holes 17.

In this embodiment, a plurality of equal-height screws 19 are disposed on the carrier plate 12, through holes 20 adapted to the equal-height screws 19 are disposed on the needle plate 11, external threads are disposed at ends of the equal-height screws 19, internal threads engaged with the external threads are disposed in the through holes 20, and the carrier plate 12 is in limit fit with the needle plate 11 through the equal-height screws 19.

In this embodiment, the number of the pressing blocks 6 is three, the number of the needle blocks 15 is three, and when the pressing structure 1 is abutted to the supporting structure 2, three pressing blocks 6 are respectively pressed on the three needle blocks 15 correspondingly.

In this embodiment, the pressing structure 1 further includes a plurality of third compression springs 21, the plurality of third compression springs 21 are disposed between the connecting plate 4 and the mounting plate 3, and the connecting plate 4 is in press fit with the mounting plate 3 through the plurality of third compression springs 21.

In this embodiment, the carrier plate 12 is provided with a plurality of bearing columns 22, the needle plate 11 is provided with a plurality of bearings 23, and the bearing columns 22 are slidably fitted in the bearings 23.

In this embodiment, the test structure further includes a needle passing plate 24 and a WIB plate 25 connected to an external test machine, a plurality of metal probes are disposed in the needle block 15, the needle passing plate 24 is disposed at the bottom end of the needle plate 11, the WIB plate 25 is disposed at the bottom end of the needle passing plate 24, the upper ends of the plurality of metal probes contact with a product, and the lower ends of the plurality of metal probes pass through the needle passing plate 24 and contact with the WIB plate 25.

The utility model discloses a theory of operation:

before pressing, a product is placed on the profiling groove, the lower end of the needle block is in conduction connection with an external testing machine, an external driving mechanism drives the pressing structure to be in butt joint with the supporting structure, the guide pins are sequentially inserted into the guide holes and the positioning guide sleeves, so that the pressing structure is attached to the supporting structure, the plurality of elastic pins and the plurality of pressing blocks are all embedded on the pressing plate to form an elastic pressing module of the product, the plurality of pressing blocks are directly in contact pressing with the product, the product and the carrier plate are synchronously pressed downwards under the action of the plurality of elastic pins and the plurality of pressing blocks until the product is attached to the needle plate, the upper ends of the plurality of metal probes are in contact with the product, the lower ends of the plurality of metal probes penetrate through the needle penetrating plate to be in contact with the WIB plate, and finally the product is tested.

Claims

1. A test structure, characterized by: it is including suppression structure (1) and bearing structure (2), suppression structure (1) includes mounting panel (3), a plurality of briquetting (6) and a plurality of elastic pin (8), the upper and lower both ends of mounting panel (3) are connected with connecting plate (4) and clamp plate (5), clamp plate (5) are seted up and are used for inlaying mounting groove (7) of briquetting (6) and are used for inlaying mounting hole (9) of elastic pin (8), briquetting (6) with elastic pin (8) all through first compression spring (10) with connecting plate (4) top pressure cooperation, bearing structure (2) are including faller (11), the upper end of faller (11) is connected with support plate (12), imitative groove (13) with product looks adaptation are seted up in support plate (12), faller (11) through second compression spring (14) with support plate (12) top pressure cooperation, be provided with on faller (11) a plurality of inlaying needle piece (15) on support plate (12).

2. A test structure according to claim 1, wherein: the needle plate structure is characterized in that a plurality of guide pins (16) are arranged on the pressing plate (5), guide holes (17) matched with the guide pins (16) are formed in the carrier plate (12), positioning guide sleeves (18) corresponding to the guide holes (17) are arranged on the needle plate (11), and the guide pins (16) are in limit fit with the positioning guide sleeves (18) through the guide holes (17).

3. A test structure according to claim 1, wherein: the needle plate structure is characterized in that a plurality of equal-height screws (19) are arranged on the carrier plate (12), through holes (20) matched with the equal-height screws (19) are formed in the needle plate (11), external threads are arranged at the tail ends of the equal-height screws (19), internal threads meshed with the external threads are arranged in the through holes (20), and the carrier plate (12) is in limit fit with the needle plate (11) through the equal-height screws (19).

4. A test structure according to claim 1, wherein: the number of the pressing blocks (6) is three, the number of the needle blocks (15) is three, and when the pressing structure (1) is in butt joint with the supporting structure (2), the three pressing blocks (6) are correspondingly pressed on the three needle blocks (15) respectively.

5. A test structure as claimed in claim 1, characterized in that: the pressing structure (1) further comprises a plurality of third compression springs (21), the third compression springs (21) are arranged between the connecting plate (4) and the mounting plate (3), and the connecting plate (4) is in top-pressing fit with the mounting plate (3) through the third compression springs (21).

6. A test structure according to claim 1, wherein: the needle plate structure is characterized in that a plurality of bearing columns (22) are arranged on the carrier plate (12), a plurality of bearings (23) are arranged on the needle plate (11), and the bearing columns (22) are in sliding fit in the bearings (23).

7. A test structure as claimed in claim 1, characterized in that: the test structure further comprises a needle penetrating plate (24) and a WIB plate (25) connected with an external test machine, a plurality of metal probes are arranged in the needle block (15), the needle penetrating plate (24) is arranged at the bottom end of the needle plate (11), the WIB plate (25) is arranged at the bottom end of the needle penetrating plate (24), the upper ends of the metal probes are in contact with a product, and the lower ends of the metal probes penetrate through the needle penetrating plate (24) to be in contact with the WIB plate (25).