CN114628067A - Flexible FPC flat cable based on multilayer separation type and application equipment thereof - Google Patents
Flexible FPC flat cable based on multilayer separation type and application equipment thereof Download PDFInfo
- Publication number
- CN114628067A CN114628067A CN202210293451.3A CN202210293451A CN114628067A CN 114628067 A CN114628067 A CN 114628067A CN 202210293451 A CN202210293451 A CN 202210293451A CN 114628067 A CN114628067 A CN 114628067A
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- Prior art keywords
- layer
- fpc
- separated
- flat cable
- flexible
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- 238000000926 separation method Methods 0.000 title claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 82
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 28
- 239000013589 supplement Substances 0.000 claims description 23
- 239000011889 copper foil Substances 0.000 claims description 21
- 239000012790 adhesive layer Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 18
- 239000007888 film coating Substances 0.000 claims description 10
- 238000009501 film coating Methods 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 6
- 238000003475 lamination Methods 0.000 claims description 6
- 239000011241 protective layer Substances 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 5
- 238000003490 calendering Methods 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 239000002356 single layer Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 241001391944 Commicarpus scandens Species 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/0009—Details relating to the conductive cores
- H01B7/0018—Strip or foil conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/0045—Cable-harnesses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Structure Of Printed Boards (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a flexible FPC (flexible printed circuit) flat cable based on a multilayer separation type and application equipment thereof, relates to the technical field of shooting equipment, and solves the problems that the FPC applied to rotary equipment in the prior art is mostly a single FPC with a single surface or double surfaces, the hardness of the integral FPC is relatively high, and the integral FPC is easy to break after hundreds of thousands of times, so that the equipment cannot rotate for millions of times; the invention is applied to large-current rotating equipment, can effectively solve the problem of FPC hardness, and decomposes FPC stress, thereby greatly improving the problem of breakage of FPC in the rotating process. Making the device more stable and durable.
Description
Technical Field
The invention relates to the technical field of shooting equipment, in particular to a flexible FPC flat cable based on multi-layer separation and application equipment thereof.
Background
The rotatable iris equipment of well remote camera lens needs many infrared lamps to be used for the light filling in use, adopt flexible FPC winding displacement to carry out infrared lamp current and signal transmission usually, because FPC weight is lighter more to do benefit to the pivot rotatory, ordinary monomer flexible FPC winding displacement is in order to satisfy many infrared lamp heavy current requirements, under the fixed circumstances of winding displacement width, need thicker copper, the hardness that FPC is thicker the copper is stronger, break more easily in rotatory in-process, consequently make some spare parts in the equipment in the operation process, can't realize the multifrequency and rotate, can't accomplish the anticipated function that the complete machine will realize, lead to the practicality and the reliability decline of equipment.
The existing FPC applied to rotating equipment is mostly a single-sided or double-sided single-body FPC, the hardness of the whole FPC is high, and the FPC is easy to break after hundreds of thousands of times, so that the equipment cannot rotate for millions of times.
Disclosure of Invention
The invention aims to: the split type multi-layer FPC has better flexibility and can bear large current. The current-carrying capacity and the bending property of the cable are improved, so that the service life of the cable is prolonged.
In order to solve the technical problems, the invention provides a flexible FPC flat cable based on a multi-layer separation type and application equipment thereof.
The invention specifically adopts the following technical scheme for realizing the purpose: a flexible FPC flat cable based on a multi-layer separation type comprises four levels and three layers of separation type FPCs, wherein the four levels are stacked, two outer levels are press-fit levels, two inner levels are layered levels, and the lengths of two ends of each press-fit level exceed the layered levels;
the hierarchical first-layer separated FPC comprises a first EMI protective layer, a first film coating layer, a first adhesive layer, a first copper foil layer and a first base material film which are sequentially stacked;
the hierarchical second-layer separated FPC comprises a second film coating layer, a second adhesive layer, a second copper foil layer and a second base material film which are sequentially stacked;
the hierarchical third-layer separated FPC comprises a third base material film, a third copper foil layer, a third adhesive layer, a third film coating layer and a second EMI protective layer which are sequentially stacked;
the first layer of the separated FPC of the press-fit stage comprises a PI reinforcing film, a first film coating layer, a first adhesive layer, a first copper foil layer and a first substrate film which are sequentially stacked;
the press-fit-level second-layer separated FPC comprises a second film-coated layer, a second adhesive layer, a second copper foil layer and a second substrate film which are sequentially stacked;
the press-fit-level third-layer separated FPC comprises a third base material film, a third copper foil layer, a third adhesive layer and a third film coating layer;
and the three layers of the separated FPC in the press-fit stage are bonded through pure glue.
Further: and each layer in the separated FPC is pressed in a separated manner, the middle of each adjacent layer is physically separated, and the head parts at two ends are pressed.
Further: the copper foil is made of single-sided calendered copper without a glue base material.
Further: the thickness of the golden finger of pressfitting level department is 308mil, and the error is at 0.3 + -0.03 mm, the total thickness of layering is 196mil, and the error is at 0.2 + -0.03 mm, and the thinnest department of individual layer thickness can reach 0.052 mm.
The application equipment comprises a fixed shaft bracket, a light supplement lamp panel, a light supplement lamp FPC (flexible printed circuit) flat cable, a rotating shaft and a drive board, wherein the light supplement lamp panel is connected with the drive board through the light supplement lamp FPC flat cable, the fixed shaft bracket is installed on the light supplement lamp, the rotating shaft is also installed on the light supplement lamp panel, and the light supplement lamp FPC flat cable adopts the multi-layer separated flexible FPC flat cable disclosed by the invention.
The invention has the following beneficial effects:
1: the invention discloses a multilayer separated flexible FPC (flexible printed circuit) flat cable applied to high-current rotating equipment, which can effectively solve the problem of FPC hardness and decompose the stress of the FPC, thereby greatly improving the problem of breakage of the FPC in the rotating process. Making the device more stable and durable.
2: the invention adopts the single-sided calendered copper without the adhesive base material, so that the copper thickness of each layer is thinner, the hardness is smaller, and the bending resistance is better. The device is less prone to damage and failure during use.
3: the integral force of the multi-layer separation FPC is decomposed in the rotating use process, and each layer is lighter and more flexible, the force applied in the rotating process is smaller, and the bending resistance is better. If the auxiliary support is added to avoid the contact abrasion of the FPC, the rotation can be carried out for more than 1000 ten thousand times without damage, and the yield of the FPC used in a rotating scene is greatly improved
Drawings
FIG. 1 is a schematic view of the composition of a layer structure of the present invention;
FIG. 2 is a schematic view of a rotational test of the present invention;
fig. 3 is a schematic structural diagram of an application device based on a multi-layer separated flexible FPC cable according to the present invention.
Reference numerals: 11. a fixed shaft support; 12. a light supplement lamp panel; 13. a light supplement lamp FPC cable; 14. a rotating shaft; 15. a drive plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
Example 1
As shown in fig. 1-2, the present embodiment provides a flexible FPC cable based on multi-layer separation, which includes four stages of three-layer separation FPCs, four stages are stacked, two stages at the outer side are lamination stages, two stages at the inner side are lamination stages, and the lengths of both ends of the lamination stages exceed the lamination stages;
the hierarchical first separated FPC comprises a first EMI protective layer, a first film covering layer, a first adhesive layer, a first copper foil layer and a first base material film which are sequentially stacked;
the hierarchical second-layer separated FPC comprises a second film covering layer, a second adhesive layer, a second copper foil layer and a second base material film which are sequentially stacked;
the hierarchical third-layer separated FPC comprises a third base material film, a third copper foil layer, a third adhesive layer, a third film coating layer and a second EMI protective layer which are sequentially stacked;
the press-fit-level first-layer separated FPC comprises a PI reinforcing film, a first film covering layer, a first adhesive layer, a first copper foil layer and a first base material film which are sequentially stacked;
the press-fit-level second-layer separated FPC comprises a second film-coated layer, a second adhesive layer, a second copper foil layer and a second base material film which are sequentially stacked;
the press-fit-level third-layer separated FPC comprises a third base material film, a third copper foil layer, a third adhesive layer and a third film coating layer;
and the three layers of the separated FPC in the press-fit stage are bonded through pure glue.
And further: and each layer in the separated FPC is pressed in a separated manner, the middle of each adjacent layer is physically separated, and the head parts at two ends are pressed.
Further: the copper foil is made of single-sided calendered copper without a glue base material.
Further: the thickness of the golden finger of pressfitting level department is 308mil, and the error is at 0.3 + -0.03 mm, the total thickness of layering is 196mil, and the error is at 0.2 + -0.03 mm, and the thinnest department of individual layer thickness can reach 0.052 mm.
As shown in fig. 3, the invention provides an application device based on a multi-layer separated flexible FPC flat cable, which includes a fixed shaft bracket 11, a light supplement lamp panel 12, a light supplement lamp FPC flat cable 13, a rotating shaft 14, and a drive board 15, wherein the light supplement lamp panel 12 and the drive board 15 are connected through the light supplement lamp FPC flat cable 13, the fixed shaft bracket 11 is installed on the light supplement lamp, the rotating shaft 14 is also installed on the light supplement lamp panel 12, and the light supplement lamp FPC flat cable 13 adopts the multi-layer separated flexible FPC flat cable of the invention.
Claims (5)
1. A flexible FPC flat cable based on a multi-layer separation type is characterized by comprising four stages and three layers of separation type FPCs, wherein the four stages are stacked, two stages on the outer side of the flexible FPC are pressing stages, two stages on the inner side of the flexible FPC are layering stages, and the lengths of two ends of each pressing stage exceed the layering stages;
the hierarchical first separated FPC comprises a first EMI protective layer, a first film covering layer, a first adhesive layer, a first copper foil layer and a first base material film which are sequentially stacked;
the hierarchical second-layer separated FPC comprises a second film coating layer, a second adhesive layer, a second copper foil layer and a second base material film which are sequentially stacked;
the hierarchical third-layer separated FPC comprises a third base material film, a third copper foil layer, a third adhesive layer, a third film coating layer and a second EMI protective layer which are sequentially stacked;
the press-fit-level first-layer separated FPC comprises a PI reinforcing film, a first film covering layer, a first adhesive layer, a first copper foil layer and a first base material film which are sequentially stacked;
the press-fit-level second-layer separated FPC comprises a second film-coated layer, a second adhesive layer, a second copper foil layer and a second substrate film which are sequentially stacked;
the press-fit-level third-layer separated FPC comprises a third base material film, a third copper foil layer, a third adhesive layer and a third film coating layer;
and the three layers of the separated FPC in the press-fit stage are bonded through pure glue.
2. The flexible FPC winding displacement based on multilayer separated type according to claim 1, wherein each layer of the separated type FPC adopts an intermediate separated type pressing, each adjacent layer is physically separated, and the two end heads are pressed.
3. The flexible FPC winding displacement based on multilayer disconnect-type of claim 2, wherein, the copper foil chooses the calendering copper of the one side of the substrate of no glue.
4. The flexible FPC ribbon cable of claim 3, wherein the thickness of the gold finger of the lamination stage is 308mil with a tolerance of 0.3 ± 0.03mm, the total thickness of the lamination stage is 196mil with a tolerance of 0.2 ± 0.03 mm; the thinnest part of the single layer can reach 0.052 mm.
5. The application equipment based on the multi-layer separated flexible FPC (flexible printed circuit) flat cable is characterized by comprising a fixed shaft bracket, a light supplement lamp panel, a light supplement lamp FPC flat cable, a rotating shaft and a driving board, wherein the light supplement lamp panel is connected with the driving board through the light supplement lamp FPC flat cable, the fixed shaft bracket is installed on the light supplement lamp, the rotating shaft is also installed on the light supplement lamp panel, and the light supplement lamp FPC flat cable adopts the multi-layer separated flexible FPC flat cable disclosed by the invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210293451.3A CN114628067B (en) | 2022-03-24 | 2022-03-24 | Flexible FPC winding displacement based on multilayer separation formula and application equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210293451.3A CN114628067B (en) | 2022-03-24 | 2022-03-24 | Flexible FPC winding displacement based on multilayer separation formula and application equipment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114628067A true CN114628067A (en) | 2022-06-14 |
| CN114628067B CN114628067B (en) | 2023-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210293451.3A Active CN114628067B (en) | 2022-03-24 | 2022-03-24 | Flexible FPC winding displacement based on multilayer separation formula and application equipment thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN114628067B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201403253Y (en) * | 2009-04-17 | 2010-02-10 | 厦门新福莱科斯电子有限公司 | Flexible circuit board compression structure with PET single-sided parting film |
| CN102186304A (en) * | 2011-03-15 | 2011-09-14 | 珠海元盛电子科技股份有限公司 | Layered FPC (flexible printed circuit) used for flip/slider phone and manufacturing method |
| CN104168727A (en) * | 2014-08-22 | 2014-11-26 | 广州杰赛科技股份有限公司 | Method for manufacturing multilayer PCB in plate pressing mode |
| CN105578802A (en) * | 2015-12-28 | 2016-05-11 | 深圳市景旺电子股份有限公司 | Lamination method for multi-layer flexible board and multi-layer flexible board |
| CN207274037U (en) * | 2017-09-15 | 2018-04-27 | 景旺电子科技(龙川)有限公司 | A kind of laminated construction for FPC multi-layer board pressure transmissions |
| CN109548272A (en) * | 2018-11-16 | 2019-03-29 | 深圳欣旺达智能科技有限公司 | FPC resistant to bending and its manufacturing method |
| CN111491452A (en) * | 2020-04-28 | 2020-08-04 | 深圳市信维通信股份有限公司 | L CP flexible circuit board and manufacturing method thereof |
| CN213718315U (en) * | 2020-10-15 | 2021-07-16 | 红板（江西）有限公司 | Multilayer FPC who possesses more integrated function |
-
2022
- 2022-03-24 CN CN202210293451.3A patent/CN114628067B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201403253Y (en) * | 2009-04-17 | 2010-02-10 | 厦门新福莱科斯电子有限公司 | Flexible circuit board compression structure with PET single-sided parting film |
| CN102186304A (en) * | 2011-03-15 | 2011-09-14 | 珠海元盛电子科技股份有限公司 | Layered FPC (flexible printed circuit) used for flip/slider phone and manufacturing method |
| CN104168727A (en) * | 2014-08-22 | 2014-11-26 | 广州杰赛科技股份有限公司 | Method for manufacturing multilayer PCB in plate pressing mode |
| CN105578802A (en) * | 2015-12-28 | 2016-05-11 | 深圳市景旺电子股份有限公司 | Lamination method for multi-layer flexible board and multi-layer flexible board |
| CN207274037U (en) * | 2017-09-15 | 2018-04-27 | 景旺电子科技(龙川)有限公司 | A kind of laminated construction for FPC multi-layer board pressure transmissions |
| CN109548272A (en) * | 2018-11-16 | 2019-03-29 | 深圳欣旺达智能科技有限公司 | FPC resistant to bending and its manufacturing method |
| CN111491452A (en) * | 2020-04-28 | 2020-08-04 | 深圳市信维通信股份有限公司 | L CP flexible circuit board and manufacturing method thereof |
| CN213718315U (en) * | 2020-10-15 | 2021-07-16 | 红板（江西）有限公司 | Multilayer FPC who possesses more integrated function |
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| Publication number | Publication date |
|---|---|
| CN114628067B (en) | 2023-11-24 |
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