CN205902199U - FPC gold finger structure - Google Patents
FPC gold finger structure Download PDFInfo
- Publication number
- CN205902199U CN205902199U CN201620408250.3U CN201620408250U CN205902199U CN 205902199 U CN205902199 U CN 205902199U CN 201620408250 U CN201620408250 U CN 201620408250U CN 205902199 U CN205902199 U CN 205902199U
- Authority
- CN
- China
- Prior art keywords
- golden finger
- fpc
- finger lines
- lines
- via hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a FPC gold finger structure, this FPC gold finger structure include and be provided with a plurality of via hole on every golden finger lines by a plurality of golden finger lines, and the setting of staggering of the via hole on the adjacent golden finger lines, the width of via hole department golden finger lines is greater than the width of non - via hole department golden finger lines, corresponds in this via hole department to have set up the golden finger lines of widening, has not only increased the intensity of golden finger lines, has also improved the tolerance of the horizontal off normal of via hole, has avoided influencing the solid tin of welding because of the marginal rupture of golden finger lines. The utility model discloses an at least, set up a via hole more on the golden finger lines, when one of them golden finger via hole damages seriously unable use, can use the golden fingers that set up to cross jogged joint printing board more to great extension wall scroll FPC's life, make FPC's purchase cost reduce by a wide margin, thereby has reduced the unit cost of printing board, make the electronic product of producing have more price advantage.
Description
Technical field
This utility model is related to the golden finger field on fpc, more particularly to a kind of fpc and its welding ends gold
Finger structure.
Background technology
Fpc, also known as flexible circuit board, is the abbreviation of flexible printed circuit, using soft
Property the printed circuit board (PCB) made of insulating substrate, have that degree of crook is high, it is higher to walk line density, thickness of thin,
The features such as quality is little, can be appropriately designed according to the scene difference of application, has obtained extensively in terms of electronic product
Application.By the binding region being made up of numerous neat flavous conductive contact blades of arranging on fpc plate, see
Get up as golden finger, therefore be referred to as " golden finger " in industry.
Golden finger end often will be connected from different printed circuit boards, and the thickness at golden finger end is that ratio is relatively thin,
Service life is relatively short, is very easy to damage therefore in production test procedure.Once golden finger damaged on end is bad,
Whole piece fpc will scrap, and thereby result in the raising of production cost.
Existing fpc golden finger, is provided with the weldering of golden finger lines in its welding ends with printed circuit board
Disk, often the seam width between golden finger lines is equal for itself live width of golden finger lines, and adjacent
The via staggering is provided with golden finger lines, to improve the bonding strength with printed circuit board, and in gold
The line end of finger lines is provided with semicircular indentations with the phenomenon of the company's of avoiding the occurrence of stannum.
Fpc golden finger structure as shown in Figure 1, including golden finger lines 11,12,13, described every
One via is all had on bar golden finger lines.On golden finger, pin angle is more, and via specification is less, golden finger
The live width of lines is narrower, and the seam width between golden finger lines is also less, not only crosses stannum speed slower, easily
Even stannum occurs, reduces welding efficiency and quality, once and via processing occurs in that off normal, also easily lead
Golden finger line edge is caused to fracture, thus have impact on the solid stannum of welding.Particularly when via damages and cannot use,
Golden finger lost efficacy, and whole piece fpc will scrap, and thereby result in than larger loss.Accordingly, it is desirable to provide one
Plant the fpc golden finger structure through improving and optimizating.
Utility model content
This utility model embodiment provides a kind of fpc golden finger structure；To solve the intensity difference of golden finger lines
Frangibility, crosses that stannum speed is slow, the technical problem such as welding efficiency is low, easily scrap because via damages.
For solving the above problems, this utility model provides a kind of intensity increasing golden finger lines, it is to avoid gold
Finger lines fracture, and can accelerate stannum speed simultaneously again, improve welding efficiency, and are not easy to damage because of via
And the fpc golden finger structure directly scrapped: a kind of fpc golden finger structure, including；Multiple golden fingers
Lines, described golden finger lines are arranged under coverlay, are provided with many on every described golden finger lines
Individual via, described via is used for welding stannum.
In fpc golden finger structure described in the utility model, described fpc golden finger structure is provided with three gold
Finger lines.
In fpc golden finger structure described in the utility model, every described golden finger lines are arranged
There are two vias.
In fpc golden finger structure described in the utility model, described via and adjacent golden finger line line
Via on bar staggers setting,
In fpc golden finger structure described in the utility model, at described via, golden finger lines
Width is more than the width of golden finger lines at non-hole.
In fpc golden finger structure described in the utility model, also include being arranged on golden finger lines line end
Semicircle orifice；At described semicircle orifice, the width of golden finger lines is more than the width of golden finger lines at non-hole.
Further, at described semicircle orifice, golden finger lines are shaped to the semicircle concentric with this semicircle orifice
Shape.
Compared to the fpc golden finger structure of prior art, this utility model passes through on golden finger lines simultaneously
Lay multiple vias, when a via well damage cannot use, it is possible to use next via welded
Stannum, will not directly result in monoblock fpc and scrap thus substantially prolongs making of fpc because a via damages
Use the life-span.The buying expenses making fpc is greatly reduced, thus reducing the unit cost of fpc, makes production
Electronic product out has more price advantage.
Brief description
The structural representation of Fig. 1 existing fpc golden finger structure.
Fig. 2 is the structural representation of fpc golden finger structure preferred embodiment of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodiment
Case is clearly and completely described it is clear that described embodiment is only this utility model part reality
Apply example, rather than whole embodiments.Based on the embodiment in this utility model, those skilled in the art exist
The every other embodiment being obtained under the premise of not making creative work, broadly falls into this utility model protection
Scope.
Refer to Fig. 2, Fig. 2 is that the structure of the preferred embodiment of fpc golden finger structure of the present utility model is shown
It is intended to.A kind of fpc golden finger structure, including；Article three, golden finger lines 21,22,23, described gold
Finger lines 21,22,23 are arranged under cover layer 24, are provided with via 211 on golden finger lines 21
With via 212, via 221 and via 222 are provided with golden finger lines 22, in golden finger lines 23
On be provided with via 231 and via 232, all vias are all used for welding stannum makes fpc and described printed board
Circuit is electrically connected with.Every golden finger lines arrange two vias, accordingly even when first via damages
After cannot using, second via can also be utilized, be not result in that monoblock fpc is directly scrapped.
In fpc golden finger structure described in the utility model, described via and adjacent golden finger line line
Via on bar staggers setting.Taking adjacent golden finger lines 21, golden finger lines 22 as a example, gold
The via 221 on via 211 and golden finger lines 22 on finger lines 21 is crisscross arranged, not same
Horizontal line.And the relative position of via 212, via 222, via 232 is triangular in shape, via simultaneously
211st, via 221, the relative position of via 231 are in corresponding identical triangle.
At described all vias, golden finger lines are shaped to the circle concentric with this via, and in via
The width of place's golden finger lines is more than the width of golden finger lines at non-hole.Which adds golden finger lines
Intensity at via, also improves the tolerance of the horizontal off normal of via, it is to avoid because of golden finger lines at via
Fractureing of edge and affect to weld stannum.
In fpc golden finger structure described in the utility model, also include being arranged on golden finger lines line end
Semicircle orifice, i.e. semicircle orifice 213, semicircle orifice 223, semicircle orifice 233, golden finger lines at described semicircle orifice
It is shaped to the semicircle concentric with this semicircle orifice.At described semicircle orifice, the width of golden finger lines is more than non-
The width of golden finger lines at hole.The golden finger lines widened at semicircle orifice equally increased golden finger lines to be had
Intensity at hole, also improves the tolerance of the horizontal off normal of semicircle orifice, it is to avoid because of golden finger side at semicircle orifice
Edge fractures and affects to be welded and fixed.
Fpc golden finger structure of the present utility model passes through to lay multiple vias on golden finger lines simultaneously, when
When one via well damage cannot use, it is possible to use next via welded stannum, will not be because of one
Via damages and directly results in monoblock fpc and scrap thus substantially prolongs the service life of fpc.Make fpc
Buying expenses be greatly reduced, thus reducing the unit cost of fpc, make the electronic product produced more
Tool price advantage.
In sum although this utility model is disclosed above with preferred embodiment, but above preferred embodiment
And be not used to limit this utility model, those of ordinary skill in the art, without departing from essence of the present utility model
In god and scope, all can make various changes and retouching, protection domain therefore of the present utility model is with claim
The scope defining is defined.
Claims (7)
1. a kind of fpc golden finger structure is it is characterised in that described fpc golden finger structure includes:
Printed board；
Coverlay；
Golden finger lines, for conducting the signal of telecommunication, are arranged under described coverlay；
Via, for making fpc be electrically connected with described printed circuit board by welding stannum, is arranged on described
On golden finger lines, and at least provided with two vias on every golden finger lines.
2. fpc golden finger structure according to claim 1 is it is characterised in that described fpc golden finger
Structure is provided with three golden finger lines.
3. fpc golden finger structure according to claim 2 is it is characterised in that in every described gold
Two vias are provided with finger lines.
4. fpc golden finger structure according to claim 1 is it is characterised in that described via and phase
Via on adjacent golden finger line lines staggers setting.
5. fpc golden finger structure according to claim 1 is it is characterised in that at described via,
The width of golden finger lines is more than the width of golden finger lines at non-hole.
6. fpc golden finger structure according to claim 1 is it is characterised in that also include being arranged on gold
The semicircle orifice of finger lines line end；At described semicircle orifice, the width of golden finger lines is more than golden finger line at non-hole
The width of bar.
7. fpc golden finger structure according to claim 6 it is characterised in that at described semicircle orifice gold
Finger lines are shaped to the semicircle concentric with this semicircle orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620408250.3U CN205902199U (en) | 2016-05-04 | 2016-05-04 | FPC gold finger structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620408250.3U CN205902199U (en) | 2016-05-04 | 2016-05-04 | FPC gold finger structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205902199U true CN205902199U (en) | 2017-01-18 |
Family
ID=57765593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620408250.3U Expired - Fee Related CN205902199U (en) | 2016-05-04 | 2016-05-04 | FPC gold finger structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205902199U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107613637A (en) * | 2017-09-05 | 2018-01-19 | 武汉华星光电半导体显示技术有限公司 | A kind of flexible display panels and the binding structure and method of FPC circuit boards |
| CN109262745A (en) * | 2018-11-21 | 2019-01-25 | 奥士康精密电路（惠州）有限公司 | A kind of pcb board connection position stamping die and its process for stamping |
-
2016
- 2016-05-04 CN CN201620408250.3U patent/CN205902199U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107613637A (en) * | 2017-09-05 | 2018-01-19 | 武汉华星光电半导体显示技术有限公司 | A kind of flexible display panels and the binding structure and method of FPC circuit boards |
| CN107613637B (en) * | 2017-09-05 | 2020-10-02 | 武汉华星光电半导体显示技术有限公司 | Binding structure and method of flexible display panel and FPC (flexible printed circuit) circuit board |
| CN109262745A (en) * | 2018-11-21 | 2019-01-25 | 奥士康精密电路（惠州）有限公司 | A kind of pcb board connection position stamping die and its process for stamping |
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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: 20170118 Termination date: 20200504 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |