CN202262059U - Gold finger FPC (flexible printed circuit) extension cord - Google Patents
Gold finger FPC (flexible printed circuit) extension cord Download PDFInfo
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- CN202262059U CN202262059U CN2011202590236U CN201120259023U CN202262059U CN 202262059 U CN202262059 U CN 202262059U CN 2011202590236 U CN2011202590236 U CN 2011202590236U CN 201120259023 U CN201120259023 U CN 201120259023U CN 202262059 U CN202262059 U CN 202262059U
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- golden finger
- extended line
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- fpc extended
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Abstract
The utility model discloses a gold finger FPC (flexible printed circuit) extension cord comprising a plurality of gold fingers and at least one gold finger connector, wherein the plurality of gold fingers are arranged in parallel inwards from one end of the FPC extension cord, after all pins with same interface definitions in two adjacent gold fingers are correspondingly connected, all the pins are correspondingly connected with all the pins with the same interface definitions in the gold finger connector through the gold fingers positioned at the innermost side, and the gold fingers positioned at the inner side are provided with angular points used for marking shearing positions. For the gold finger FPC extension cord, by arranging the plurality of gold fingers which are connected with one another in parallel on the FPC extension cord simultaneously, when one gold finger is seriously worn and cannot be used, next gold finger can be used for being connected with a printed board to be tested, thus greatly prolonging the service life of the single FPC extension cord, dramatically reducing the purchasing cost of the FPC extension cord, reducing the unit cost of the printed board, and enabling produced electronic products to be more competitive in price.
Description
Technical field
The utility model belongs to the printed circuit board technology field, specifically, relates to a kind of flexible circuit board of the golden finger class that is used to test.
Background technology
Grow on trees in the society now existence of precise electronic product, the precise treatment at terminal, miniaturization are impelling chip and device also constantly to the miniaturization development, and golden finger connector is because its ultra-thin characteristic makes it obtain using widely.
In present production procedure; After printed circuit board (being designated hereinafter simply as " printed board ") paster, the welding; Before having the relevant electronic component of assembling, just need not carry out function, performance test, therefore need to make special-purpose testing tool and accomplish test assignment it.Referring to shown in Figure 1,,, need corresponding electronic component 3 be connected the electrical testing that works of going forward side by side with printed board 1 for test connector 1 itself reaches SMT quality, the function of interlock circuit if paster has golden finger connector 2 in the printed board 1.But; Electronic component 3 is compact usually with the assembly relation of printed board 1, be awkward; Therefore; Need printed board 1 to be connected with corresponding electronic component 3, to increase the operating space, to reduce operation easier through FPC extended line 4 (FPC is the abbreviation of Flexible Printed Circuit, i.e. flexible printed circuit board).
Present FPC extended line 4, one of which end are golden finger connector 5, connect corresponding electronic component 2; The other end is a golden finger 6, connects printed board 1 to be tested.When printed board 1 was tested, the golden finger connector end generally can frequently not plug, and also reliable relatively with being connected of electronic component 2, its useful life is no problem.But, the golden finger end often need with different printed boards 1 to be tested on connector 2 plug.On present FPC extended line 4, its golden finger end is single golden finger 6 designs, and is as shown in Figure 2; And the very thin thickness of golden finger 6; Usually have only 0.2mm, and useful life is shorter relatively, actual connect-disconnect life is merely 100-150 time; Because the golden finger 6 on the FPC extended line 4 needs often plug, therefore in production test procedure, be very easy to damage.In case golden finger 6 damages, whole piece FPC extended line 4 will be scrapped, and cause the raising of production cost thus.
Summary of the invention
The utility model has proposed a kind of golden finger class FPC extended line of brand new in order to solve existing FPC extended line short problem in useful life, has effectively prolonged the useful life of FPC extended line, has reduced the buying expenses of FPC extended line.
For solving the problems of the technologies described above, the utility model adopts following technical scheme to be achieved:
A kind of golden finger class FPC extended line comprises a plurality of golden fingers and at least one golden finger connector; Described a plurality of golden finger is from the inside parallel arranged of an end of FPC extended line; And after the corresponding connection of each pin that interface definition is identical in adjacent two golden fingers, through being arranged in the most inboard identical with the golden finger connector interface definition more corresponding connection of each pin of golden finger; Be positioned at inboard golden finger and be provided with the angle point that is used to mark clipped position.
Further, each increases and reveals copper in the said both sides up and down that are positioned at inboard golden finger, and as angle point, and the outward flange of outward flange and golden finger that reveals copper is on same straight line with said dew copper.
Preferably, the width of said dew copper is more than or equal to 0.3mm.
In order satisfy to shear and the finishing requirement, saidly to face two spacing distances between the golden finger mutually and be preferably between the 1.5mm to 2mm.
In order to strengthen the local stretch-proof ability of FPC, saidly face two wire widths between the golden finger mutually and be at least 0.15mm.
Further, said golden finger is laid in the front of FPC extended line, and said golden finger connector is laid in the back side of FPC extended line.
Further again, at the back side of said FPC extended line, be provided with stiffener with the regional region facing of the laying of golden finger.
Preferably, the total length of said stiffener grows 6mm at least than the total length of said a plurality of golden fingers.
Further again, when described golden finger connector includes when a plurality of, a plurality of golden finger connectors are in parallel, and from the inside parallel arranged of the other end of FPC extended line.
Further, the printed wire of said FPC extended line is laid on 2 layers the flexible PCB, to make things convenient for the layout designs of the inner cabling of FPC extended line at least.
Compared with prior art; The advantage and the good effect of the utility model are: the utility model is through lay the golden finger of a plurality of parallel connections simultaneously on the FPC extended line; When a golden finger serious wear can't be used; Can use next golden finger to connect printed board to be tested, thereby prolong the useful life of FPC extended line greatly.Owing to the lifting in useful life of FPC extended line, can reduce the human input that frock is safeguarded on the one hand; Can reduce the situation that test station in the frock maintenance process is in halted state on the other hand, thereby reduce influence system test efficient.In addition, this FPC extended line also because of the wall scroll prolongation in useful life, makes the buying expenses of FPC extended line significantly reduce, thereby has reduced the unit cost of printed board, makes the electronic product of producing have more price advantage.
Description of drawings
The connection sketch map that Fig. 1 is to use the FPC extended line that printed board to be tested is tested;
Fig. 2 is the structural representation of the golden finger end of existing FPC extended line;
Fig. 3 is the structural representation of a kind of embodiment of the golden finger end of the FPC extended line that proposes of the utility model;
Fig. 4 is the structure sketch map of a kind of embodiment of the FPC extended line that proposes of the utility model;
Fig. 5 is the cutaway view of FPC extended line shown in Figure 4.
Embodiment
Describe in detail below in conjunction with the embodiment of accompanying drawing the utility model.
Embodiment one; Present embodiment is in order to prolong the useful life of FPC extended line, be provided with simultaneously on the single FPC extended line a plurality of be used for printed board to be tested on golden finger and at least one of the corresponding grafting of golden finger connector be used for electronic component to be assembled on the golden finger connector of the corresponding grafting of golden finger.When on the FPC extended line, laying a plurality of golden finger, consider that the width of FPC extended line is narrower, so present embodiment is preferably with a plurality of golden finger parallel arranged; With parallel arranged three golden finger 7-9 being set is that example describes; Referring to shown in Figure 3, inwardly lay successively from an end of FPC extended line 4, and in adjacent two golden fingers 7 and 8,8 and 9; Each pin that interface definition is identical connects through lead-in wire 10 correspondences, has realized the parallel connection of each golden finger 7-9 thus.Then; To be arranged in the most inboard golden finger 9 through the inside cabling 11 of FPC extended line 4 each pin corresponding couple together identical with golden finger connector 5 interface definitions that are positioned at FPC extended line 4 other ends; In conjunction with shown in Figure 4, realized the signal communication between golden finger 7-9 and the golden finger connector 5 thus.
Through single golden finger 6 on the original FPC extended line 4 being increased to two rows, three rows or more rows; After being positioned at the inefficacy of outermost first row's golden finger, 7 serious wear; Can utilize instruments such as cutting nippers, scissors that it is together pruned away together with the one section lead-in wire 10 that adheres to above that; Make second row's golden finger 8 be positioned at the end of FPC extended line 4, be connected to and continue in the printed board to be tested to use.Can make in this way and extend to original twice, three times even more times in useful life of whole piece FPC extended line 4, thereby significantly reduce the buying expenses of FPC extended line 4.
Because the pad width of golden finger 7-9 and lead-in wire 10 thicknesses that are connected between adjacent two golden fingers were more approaching in FPC extended line 4 was windowed, and therefore, tended to the problem that causes the tester accurately to shear.To the problem of shearing difficulty, present embodiment is provided for marking the angle point 12 of clipped position on the golden finger 8,9 that is positioned at FPC extended line 4 inboards, as shown in Figure 3, so that the shearing benchmark to be provided.
As a kind of preferred design; Present embodiment is employed in the both sides up and down that are positioned at the inboard golden finger 8,9 of FPC p-wire 4 respectively to be increased a mode of revealing copper and designs described angle point 12, the outward flange that reveals copper is alignd with the outward flange of golden finger 8,9, promptly on same straight line; In conjunction with the i.e. left side alignment of Fig. 3; When shearing the golden finger 7 that has damaged in the outside, be that benchmark is sheared with the left side edge of its inboard golden finger 8, to realize accurate location.The width L1 of said dew copper 12 should be not less than 0.3mm, with mark clipped position clearly.Adopt form accuracy after this benchmark is sheared can satisfy the error requirements of golden finger basically, the designs of many row's golden fingers can really be played prolong the FPC extended line effect in 4 useful lifes.
Shear and the finishing requirement in order to satisfy; When design FPC extended line 4, need certain at interval distance between adjacent two golden fingers, preferably between 1.5mm～2mm; As shown in Figure 3, this is the effective width of overlay film between the golden finger in FPC extended line 4 manufacturing process at interval.Simultaneously, when golden finger arrives useful life and when damage need cut it from FPC extended line 4, this can satisfy at interval shears and the space requirement of finishing FPC extended line 4 profiles.
In the present embodiment, described golden finger 7-9 and golden finger connector 5 can be laid on the same one side of FPC extended line 4, also can lay respectively on the branch two sides.For example: the front that can golden finger 7-9 be laid in FPC extended line 4; And golden finger connector 5 is laid in the back side of FPC extended line 4; As shown in Figure 4, still, seeing that FPC extended line 4 is generally narrow; Therefore preferably circuit is printed on more than or equal on 2 layers the flexible PCB, to make things convenient for the layout designs of FPC extended line 4 inner cablings.
The plug of FPC extended line 4 and printed board to be tested for ease; The also preferred reverse side (being the back side of FPC extended line 4) that the position of golden finger 7-9 is installed on FPC extended line 4 is set up stiffener 13; To increase the intensity of connector; As shown in Figure 4, and according to the gross thickness (thickness that contains stiffener 13) of this position of the specifications of corresponding connector design FPC extended line 4.In the present embodiment; Said stiffener 13 can select for use designs such as steel plate or FR4 epoxy plate to realize; The total length L 2 that its length L 3 cans be compared to the many rows golden finger 7-9 that lays on the FPC extended line 4 most will grow more than the 6mm; In conjunction with shown in Figure 5, so that when only remaining last arranged golden finger 9, also can plug operation like a cork.
After carrying out the design of many row's golden finger 7-9, because the FPC at golden finger position elongated (being stiffener 13 region covered), then golden finger part flexural deformation easily, this regional inside cabling is prone to rupture because of distortion stretches.Therefore, present embodiment designs the lead-in wire 10 between adjacent two golden fingers especially, 10 width that will go between designs 0.15mm in addition more than, to strengthen the local stretch-proof ability of FPC.
Consider that FPC extended line 4 is in actual use in case after pegging graft well with electronic component; Generally do not need again electronic component to be pulled up; The FPC extended line 4 of electronic component of only needing to have pegged graft is plugged in the different printed boards to be tested, and different printed boards is carried out performance and functional test gets final product.Therefore, the golden finger connector 5 that is used for plugging with electronic component is not easy to wear and tear, and can only on FPC extended line 4, be provided with one, and is as shown in Figure 4, to reduce the cost of FPC extended line 4.Certainly, said golden finger connector 5 also can be laid a plurality of on FPC extended line 4 according to the needs that reality is used simultaneously.If in the time of need laying a plurality of golden finger connector 5 simultaneously; The connected mode that then can copy golden finger 7-9 among Fig. 3 is with a plurality of golden finger connector 5 parallel connections; And from the inside parallel arranged of the other end of FPC extended line 4; And then with the corresponding connection of golden finger 7-9 of parallel connection, be about to be arranged in the most inboard golden finger each function pin identical and be connected correspondingly and get final product with the golden finger connector interface definition.
The FPC extended line of present embodiment is applied in the performance, functional test of electronic product; Serve as the subconnector spare between printed board to be tested and the electronic component to be assembled; Printed board is simulated the functional test of complete machine; Thereby can reduce the production cost and the frock maintenance cost of printed board, and then reach the purpose of design that reduces electronic product unit cost.
Certainly; The above only is a kind of preferred implementation of the utility model, for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection range of the utility model.
Claims (10)
1. a golden finger class FPC extended line is characterized in that: comprise a plurality of golden fingers and at least one golden finger connector; Described a plurality of golden finger is from the inside parallel arranged of an end of FPC extended line; And after the corresponding connection of each pin that interface definition is identical in adjacent two golden fingers, through being arranged in the most inboard identical with the golden finger connector interface definition more corresponding connection of each pin of golden finger; Be positioned at inboard golden finger and be provided with the angle point that is used to mark clipped position.
2. golden finger class FPC extended line according to claim 1 is characterized in that: each increases and reveals copper in the said both sides up and down that are positioned at inboard golden finger, and as angle point, and the outward flange of outward flange and golden finger that reveals copper is on same straight line with said dew copper.
3. golden finger class FPC extended line according to claim 2, it is characterized in that: the width of said dew copper is more than or equal to 0.3mm.
4. golden finger class FPC extended line according to claim 1 is characterized in that: said to face two spacing distances between the golden finger mutually be 1.5mm to 2mm.
5. golden finger class FPC extended line according to claim 1 is characterized in that: saidly face two wire widths between the golden finger mutually and be at least 0.15mm.
6. golden finger class FPC extended line according to claim 1, it is characterized in that: said golden finger is laid in the front of FPC extended line, and said golden finger connector is laid in the back side of FPC extended line.
7. golden finger class FPC extended line according to claim 6 is characterized in that: at the back side of said FPC extended line, be provided with stiffener with the regional region facing of the laying of golden finger.
8. golden finger class FPC extended line according to claim 7, it is characterized in that: the total length of said stiffener grows 6mm at least than the total length of said a plurality of golden fingers.
9. according to each described golden finger class FPC extended line in the claim 1 to 8, it is characterized in that: when described golden finger connector includes when a plurality of, a plurality of golden finger connectors are in parallel, and from the inside parallel arranged of the other end of FPC extended line.
10. according to each described golden finger class FPC extended line in the claim 1 to 8, it is characterized in that: the printed wire of said FPC extended line is laid on 2 layers the flexible PCB at least.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202590236U CN202262059U (en) | 2011-07-21 | 2011-07-21 | Gold finger FPC (flexible printed circuit) extension cord |
| PCT/CN2012/074642 WO2012146165A1 (en) | 2011-04-29 | 2012-04-25 | Fpc test line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202590236U CN202262059U (en) | 2011-07-21 | 2011-07-21 | Gold finger FPC (flexible printed circuit) extension cord |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202262059U true CN202262059U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202590236U Expired - Fee Related CN202262059U (en) | 2011-04-29 | 2011-07-21 | Gold finger FPC (flexible printed circuit) extension cord |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202262059U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259135A (en) * | 2013-04-18 | 2013-08-21 | 广东欧珀移动通信有限公司 | Non-belt-buckle connector and manufacturing method thereof |
| CN105611728A (en) * | 2015-06-02 | 2016-05-25 | 合肥京东方光电科技有限公司 | Flexible circuit board and detection equipment, detection method and display equipment therefor |
| CN107134242A (en) * | 2017-06-27 | 2017-09-05 | 武汉华星光电技术有限公司 | It is easy to the COG panels of test |
-
2011
- 2011-07-21 CN CN2011202590236U patent/CN202262059U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259135A (en) * | 2013-04-18 | 2013-08-21 | 广东欧珀移动通信有限公司 | Non-belt-buckle connector and manufacturing method thereof |
| CN103259135B (en) * | 2013-04-18 | 2015-12-02 | 广东欧珀移动通信有限公司 | A kind of Non-belt-buckle connector and manufacture method |
| CN105611728A (en) * | 2015-06-02 | 2016-05-25 | 合肥京东方光电科技有限公司 | Flexible circuit board and detection equipment, detection method and display equipment therefor |
| US9949367B2 (en) | 2015-06-02 | 2018-04-17 | Boe Technology Group Co., Ltd. | Flexible printed circuit and detecting device, detecting method and display device thereof |
| CN105611728B (en) * | 2015-06-02 | 2018-06-05 | 合肥京东方光电科技有限公司 | Flexible PCB and its detection device, detection method, display device |
| CN107134242A (en) * | 2017-06-27 | 2017-09-05 | 武汉华星光电技术有限公司 | It is easy to the COG panels of test |
| WO2019000482A1 (en) * | 2017-06-27 | 2019-01-03 | 武汉华星光电技术有限公司 | Easy-to-test cog panel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20190721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |