CN218455739U

CN218455739U - FPC test fixture

Info

Publication number: CN218455739U
Application number: CN202222690853.5U
Authority: CN
Inventors: 李世林; 梁锦星; 朱嘉华
Original assignee: EELY Guangzhou Electronic Technology Co Ltd
Current assignee: EELY Guangzhou Electronic Technology Co Ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-02-07
Anticipated expiration: 2032-10-12

Abstract

The utility model belongs to the technical field of the battery test, a FPC test fixture is disclosed. The FPC testing jig comprises a bottom plate, an intermediate plate and an upper cover plate, wherein the intermediate plate is fixed above the bottom plate and used for fixing an FPC to be tested, a connecting male seat is arranged on the intermediate plate and used for being in butt joint with a connecting female seat of the FPC to be tested; the upper cover plate is provided with a probe seat corresponding to the nickel sheet of the FPC to be tested, the probe seat is used for being electrically connected with a function testing machine, a testing probe is inserted into the probe seat, and the upper cover plate can be close to the middle plate along the vertical direction so that the testing probe can be abutted to the nickel sheet. This FPC test fixture can be applicable to different FPC circuit boards, and the installation is simple convenient, can improve FPC efficiency of software testing and reduce cost.

Description

FPC test fixture

Technical Field

The utility model relates to a battery test technical field especially relates to a FPC test fixture.

Background

A Flexible Printed Circuit (FPC) is a Flexible Printed Circuit board made of polyimide or polyester film as a base material, which has high reliability and excellent flexibility, and has the advantages of light weight, thinness, high density, high flexibility, and Flexible folding, and has advantages that other types of Circuit boards do not have. Compared with the traditional circuit board technology, the FPC flexible circuit board can bear millions of times of bending, is convenient to install and good in heat dissipation, and is popular in the market.

When an existing FPC product of a new energy battery is tested, the whole jig is replaced from top to bottom due to different types of FPCs, and the FPC to be tested is connected with a lead from a function testing machine again, so that different types of FPCs are tested. The operation of manual change and installation FPC tool is complicated like this, causes the FPC efficiency of software testing low to material and the cost of labor of changing whole tool are all higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a FPC test fixture can be applicable to different FPC circuit boards, and the installation is simple convenient, can improve FPC efficiency of software testing and reduce cost.

To achieve the purpose, the utility model adopts the following technical proposal:

the FPC testing jig comprises a bottom plate, an intermediate plate and an upper cover plate, wherein the intermediate plate is fixed above the bottom plate and used for fixing an FPC to be tested, a connecting male seat is arranged on the intermediate plate and used for being in butt joint with a connecting female seat of the FPC to be tested; the upper cover plate is provided with a probe seat corresponding to the nickel sheet of the FPC to be tested, the probe seat is used for being electrically connected with a function testing machine, a testing probe is inserted into the probe seat, and the upper cover plate can be close to the middle plate along the vertical direction so that the testing probe can be abutted to the nickel sheet.

Optionally, the FPC test fixture further includes a cover plate driving device, the cover plate driving device is mounted on the middle plate, and an output end of the cover plate driving device is connected to the upper cover plate in a driving manner.

Optionally, the cover plate driving device includes a back plate and a first driving cylinder installed on the back plate, the back plate is installed on the middle plate, and an output end of the first driving cylinder is connected to the upper cover plate in a driving manner.

Optionally, the first driving cylinders are provided in plurality, and the plurality of first driving cylinders are distributed at intervals.

Optionally, a second driving cylinder is further fixed on the middle plate, and an output end of the second driving cylinder is connected to the connecting female socket in a driving manner, so that the connecting female socket moves and is abutted to the connecting male socket.

Optionally, a control main board is further fixed on the middle board, and the control main board is electrically connected to the first driving cylinder, the second driving cylinder, and the function testing machine, respectively.

Optionally, a lower board inlay is further disposed on the middle board, and the lower board inlay is used for fixing the FPC to be tested.

Optionally, the lower board inlay is provided with a mounting groove having a shape and a size consistent with those of the FPC to be tested, and the FPC to be tested is mounted in the mounting groove.

Optionally, be provided with the upper plate inlay on the above-mentioned upper cover plate, above-mentioned upper plate inlay is unanimous with the above-mentioned FPC shape that awaits measuring, installs above-mentioned probe seat on the above-mentioned upper plate inlay.

Optionally, the upper cover plate is provided with a mounting hole having a shape consistent with that of the FPC to be tested, and the upper plate inlay is mounted in the mounting hole.

Has the advantages that:

the utility model provides a FPC test fixture is through being fixed with the FPC that awaits measuring on the intermediate lamella, and the female seat of connection of the FPC that awaits measuring is pegged graft with being connected public seat butt joint, is provided with on the upper cover plate and awaits measuring the corresponding probe seat of FPC, and it has test probe to peg graft on the probe seat, when the upper cover plate downstream is close to the intermediate lamella, can drive test probe butt in the FPC's that awaits measuring nickel piece to begin the test. This FPC test fixture is when the installation FPC that awaits measuring, only need wait to await measuring the public seat butt joint of being connected on FPC and the intermediate lamella, and only set up the corresponding probe seat of nickel piece with the FPC that awaits measuring on the upper cover plate, the FPC test fixture simple to operate who sets up like this, when the FPC that awaits measuring is being changed, only need change the upper cover plate that corresponds can, can be applicable to the different FPC that awaits measuring, the installation is simple and convenient, the FPC's that awaits measuring efficiency can be improved and the cost of changing the part and manual operation's cost can be reduced.

Drawings

Fig. 1 is a schematic axial view illustrating an FPC test fixture according to an embodiment of the present invention;

fig. 2 is a schematic axial view of the FPC test fixture according to the embodiment of the present invention with the upper cover plate hidden;

fig. 3 is a schematic front view of a partial structure of an FPC test fixture according to an embodiment of the present invention;

fig. 4 is a schematic axial view of an FPC test fixture according to another embodiment of the present invention.

In the figure:

10. FPC to be tested; 11. a lower panel inlay; 12. simulating a panel; 13. connecting the female seat;

100. a base plate;

200. a middle plate; 210. a control main board; 220. a second driving cylinder; 221. a fixed block; 222. connecting a male seat; 230. a third driving cylinder; 231. and (7) pressing the blocks.

300. An upper cover plate; 310. placing the plate inlay; 321. a back plate; 322. a first driving cylinder; 330. a probe base; 331. testing the probe;

400. function testing machine.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1 and fig. 2, in the present embodiment, the FPC testing fixture includes a bottom plate 100, an intermediate plate 200 and an upper cover plate 300, wherein the intermediate plate 200 is fixed above the bottom plate 100, the intermediate plate 200 is used for fixing the FPC10 to be tested, a connecting male socket 222 is arranged on the intermediate plate 200, and the connecting male socket 222 is used for being butted with a connecting female socket 13 of the FPC10 to be tested; the upper cover plate 300 is provided with a probe holder 330 corresponding to a nickel sheet of the FPC10 to be tested, the probe holder 330 is used for electrically connecting with the function tester 400, a test probe 331 is inserted into the probe holder 330, and the upper cover plate 300 can be close to the middle plate 200 along the vertical direction so that the test probe 331 is abutted to the nickel sheet.

In the FPC testing fixture in this embodiment, the FPC10 to be tested is fixed on the middle board 200, the female connection seat 13 of the FPC10 to be tested is in butt joint with the male connection seat 222, the probe seat 330 corresponding to the FPC10 to be tested is arranged on the upper cover plate 300, the testing probe 331 is inserted into the probe seat 330, and when the upper cover plate 300 moves downward to be close to the middle board 200, the testing probe 331 is driven to abut against the nickel plate of the FPC10 to be tested, so as to start testing. This FPC test fixture is when installing the FPC10 that awaits measuring, only need with the public seat 222 butt joint of being connected on FPC10 that awaits measuring and the intermediate lamella 200, and only set up the corresponding probe seat 330 of nickel piece with the FPC10 that awaits measuring on upper cover plate 300, the FPC test fixture simple to operate that sets up like this, when changing the FPC10 that awaits measuring, only need change corresponding upper cover plate 300 can, can be applicable to the different FPC10 that awaits measuring, the installation is simple convenient, can improve the efficiency of software testing of the FPC10 that awaits measuring and reduce the cost of changing the part and the cost of manual operation.

The FPC10 to be tested in this embodiment is a 9624FPC board, and when performing the test, the corresponding 9624 upper board inlay 310 and lower board inlay 11 need to be found, and the FPC can be started up and measured after being respectively installed on the middle board 200 and the upper cover board 300 and fixed. 9624FPC board has 13 nickel sheets, and the port of function tester 400 is connected with 128 channels shared by 1-128 wires, and 13 wires are selected in sequence to connect to probe seat 330 on 9624 upper board inlay 310, and test probe 331 is inserted in probe seat 330 to start measurement.

Referring to fig. 1, the FPC testing fixture further includes a cover driving device, the cover driving device is mounted on the middle plate 200, and an output end of the cover driving device is drivingly connected to the upper cover 300. Specifically, apron drive arrangement includes backplate 321 and installs the first actuating cylinder 322 that drives on backplate 321, and backplate 321 is installed on intermediate lamella 200, and the output drive of the first actuating cylinder 322 that drives is connected in upper cover plate 300. The first drive cylinder 322 is generally configured to include a combination of guide rails and slides, as is well known to those skilled in the art, and will not be described further herein. First drive actuating cylinder 322 can follow fixed direction drive upper cover plate 300 and be reciprocating motion along vertical direction, and its drive power is more steady reliable, has guaranteed that upper cover plate 300 can drive test probe 331 butt in nickel piece steadily to begin to measure.

In a preferred embodiment, the first driving cylinders 322 are provided in plurality, and the plurality of first driving cylinders 322 are spaced apart. In the present embodiment, the first driving cylinder 322 is provided in two, thereby ensuring more smooth movement of the upper cover plate 300.

Optionally, an upper board inlay 310 is disposed on the upper cover plate 300, the upper board inlay 310 is in a shape consistent with the FPC10 to be tested, and a probe seat 330 is mounted on the upper board inlay 310. When the FPC10 to be tested is replaced, only the upper board inlay 310 needs to be replaced, and the upper board inlay 310 is identical to the FPC in shape, so that the probe holder 330 corresponding to the nickel sheet of the FPC10 to be tested can be conveniently installed.

Specifically, the upper cover plate 300 is provided with a mounting hole having a shape identical to that of the FPC10 to be tested, and the upper plate inlay 310 is mounted in the mounting hole. This mounting hole is convenient for install upper plate inlay 310 for upper plate inlay 310's installation is more firm, prevents that upper plate inlay 310 from droing.

Referring to fig. 2, a lower board inlay 11 is further disposed on the middle board 200, and the lower board inlay 11 is used for fixing the FPC10 to be tested. This hypoplastron inlay 11 is convenient for change, when changing the FPC10 that awaits measuring, only need change hypoplastron inlay 11 can, the shape homogeneous of the hypoplastron inlay 11 that the same FPC10 that awaits measuring corresponds down all can conveniently install on intermediate lamella 200, need not to change intermediate lamella 200. Specifically, in order to measure the FPC10 to be tested more accurately, the middle board 200 is further provided with the analog panel 12, the analog panel 12 is used to be installed in cooperation with and electrically connected to the FPC10 to be tested, and along with the replacement of different FPCs 10 to be tested, the analog panel 12 is replaced with the corresponding analog panel 12 to adapt to the test requirements of different FPCs 10 to be tested.

Optionally, the lower board inlay 11 is provided with a mounting groove having the same shape and size as the FPC10 to be tested, and the FPC10 to be tested is mounted in the mounting groove. This mounting groove is convenient for install the FPC10 that awaits measuring, prevents that FPC10 that awaits measuring from appearing not hard up when the test, still can play the effect of location simultaneously, ensures that every probe can both accurately touch the nickel piece of FPC10 that awaits measuring, guarantees the measuring accuracy.

As shown in fig. 3, optionally, a second driving cylinder 220 is further fixed on the middle plate 200, and an output end of the second driving cylinder 220 is drivingly connected to the female connection seat 13, so that the female connection seat 13 moves and abuts against the male connection seat 222. The second drives actuating cylinder 220 and pushes down the female seat 13 of connection through drive fixed block 221 to make and connect female seat 13 butt joint and peg graft in connecting public seat 222, such drive mode is swift high-efficient, can improve efficiency of software testing. Specifically, the second driving cylinder 220 drives the fixing block 221 to move in the horizontal direction, the third driving cylinder 230 drives the lower pressing block 231 (shown in fig. 2) to move in the vertical direction, and after the second driving cylinder 220 drives the fixing block 221 to be in the horizontal position (i.e., drives the connecting female socket 13 to be in the horizontal position), the third driving cylinder 230 drives the lower pressing block 231 to press the connecting female socket 13 downwards, so that the connecting female socket 13 is in butt-joint connection with the connecting male socket 222.

In another alternative embodiment, different from the above embodiment, the third driving cylinder 230 first drives the lower pressing block 231 vertically downward to press the female connection seat 13, and then the second driving cylinder 220 drives the fixing block 221 to be inserted in the horizontal direction and drives the female connection seat 13 to move, so that the female connection seat 13 is inserted into the male connection seat 222.

The conventional arrangement of the second and

third driving cylinders

220 and 230 includes a combination of a guide rail and a slider, which will not be described herein.

Further, a control main board 210 is fixed on the middle board 200, and the control main board 210 is electrically connected to the first driving cylinder 322, the second driving cylinder 220 and the function testing machine 400 respectively. As shown in fig. 1 and 3, a switch and an indicator light are arranged on the control main board 210, pressing down the switch can drive the fixing block 221 to press the connecting female socket 13 downwards by the second driving cylinder 220, so that the connecting female socket 13 is in butt joint with the connecting male socket 222, and then the first driving cylinder 322 drives the upper cover plate 300 to move downwards so that the probe abuts against the nickel plate and controls the function testing machine 400 to start, so as to start measurement; when the test is qualified, the OK lamp on the control main board 210 is turned on, and when the test is unqualified, the NG lamp on the control main board 210 is turned on to play a foolproof role; after the error is confirmed, the operator needs to press the switch again, so that the first driving cylinder 322 lifts the upper cover plate 300 away from the middle plate 200, and meanwhile, the second driving cylinder 220 drives the connection male socket 222 to be disconnected from the connection female socket 13, and at this time, the FPC10 to be tested can be replaced and subsequent measurement can be performed.

Referring to fig. 4, the difference between the embodiment of fig. 1 and fig. 4 is that the FPC10 to be tested in this embodiment is a 9625FPC board, and during the testing, the corresponding 9625 upper board inlay 310 and lower board inlay 11 need to be found and installed on the middle board 200 and the upper cover board 300 respectively, and the testing can be started after the fixing is completed. 9625FPC board has 15 nickel sheets, the port of function tester 400 is connected with 128 channels shared by 1-128 wires, the first 15 wires are selected in sequence and connected to probe seat 330 on 9625 upper board inlay 310, and test probe 331 is inserted in probe seat 330 to start measurement.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

FPC test fixture, its characterized in that includes:

a base plate (100);

the middle board (200) is fixed above the bottom board (100), the middle board (200) is used for fixing the FPC (10) to be tested, a connecting male seat (222) is arranged on the middle board (200), and the connecting male seat (222) is used for being butted with a connecting female seat (13) of the FPC (10) to be tested;

the FPC testing device comprises an upper cover plate (300), wherein a probe seat (330) corresponding to a nickel sheet of the FPC (10) to be tested is arranged on the upper cover plate (300), the probe seat (330) is used for being electrically connected with a function testing machine (400), a testing probe (331) is inserted into the probe seat (330), and the upper cover plate (300) can be close to the middle plate (200) along the vertical direction so that the testing probe (331) can be abutted to the nickel sheet.
2. The FPC testing jig according to claim 1, further comprising a cover plate driving device, wherein the cover plate driving device is mounted on the middle plate (200), and an output end of the cover plate driving device is in driving connection with the upper cover plate (300).
3. The FPC testing fixture according to claim 2, wherein the cover driving device comprises a back plate (321) and a first driving cylinder (322) mounted on the back plate (321), the back plate (321) is mounted on the middle plate (200), and an output end of the first driving cylinder (322) is drivingly connected to the upper cover (300).
4. The FPC testing jig according to claim 3, wherein the first driving cylinders (322) are provided in plurality, and the plurality of first driving cylinders (322) are distributed at intervals.
5. The FPC testing fixture according to claim 3, wherein a second driving cylinder (220) is further fixed on the middle board (200), and an output end of the second driving cylinder (220) is in driving connection with the female connection seat (13) so that the female connection seat (13) moves and is in butt joint with the male connection seat (222).
6. The FPC testing fixture of claim 5, wherein a control motherboard (210) is further fixed on the middle board (200), and the control motherboard (210) is electrically connected to the first driving cylinder (322), the second driving cylinder (220), and the function testing machine (400), respectively.
7. The FPC testing jig according to any one of claims 1 to 6, wherein a lower board inlay (11) is further disposed on the middle board (200), and the lower board inlay (11) is used for fixing the FPC (10) to be tested.
8. The FPC testing jig according to claim 7, wherein the lower board inlay (11) is provided with mounting grooves having the same shape and size as the FPC (10) to be tested, and the FPC (10) to be tested is mounted in the mounting grooves.
9. The FPC testing fixture according to any one of claims 1-6, wherein an upper board inlay (310) is disposed on the upper cover board (300), the upper board inlay (310) is in accordance with the shape of the FPC (10) to be tested, and the probe seat (330) is mounted on the upper board inlay (310).
10. The FPC testing fixture of claim 9, wherein a mounting hole having a shape consistent with that of the FPC (10) to be tested is formed in the upper cover plate (300), and the upper board inlay (310) is mounted in the mounting hole.