CN113853059B - Rigid-flex printed circuit board and circuit connector - Google Patents
Rigid-flex printed circuit board and circuit connector Download PDFInfo
- Publication number
- CN113853059B CN113853059B CN202010601584.3A CN202010601584A CN113853059B CN 113853059 B CN113853059 B CN 113853059B CN 202010601584 A CN202010601584 A CN 202010601584A CN 113853059 B CN113853059 B CN 113853059B
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- board
- soft
- hard
- rigid
- plate
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- 239000010410 layer Substances 0.000 claims description 96
- 239000002184 metal Substances 0.000 claims description 52
- 229910052751 metal Inorganic materials 0.000 claims description 52
- 239000004642 Polyimide Substances 0.000 claims description 17
- 229920001721 polyimide Polymers 0.000 claims description 17
- 239000012790 adhesive layer Substances 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 7
- 229920000642 polymer Polymers 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 238000005553 drilling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 230000001012 protector Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
- H05K1/112—Pads for surface mounting, e.g. lay-out directly combined with via connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/117—Pads along the edge of rigid circuit boards, e.g. for pluggable connectors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09372—Pads and lands
- H05K2201/09481—Via in pad; Pad over filled via
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
Abstract
The invention provides a rigid-flex printed circuit board and a circuit connector. The rigid-flex board of this embodiment includes soft board and hard board, the outside at the soft board is established to the hard board cover, the corresponding position at both ends of hard board and soft board is formed with the connecting hole, the soft board extends along first direction, lay in the part medial surface of connecting hole, and expose the surface of the hard board at connecting hole place, the soft board extends along the second direction, lay in the part medial surface of connecting hole, the soft board exposes the surface at the hard board at connecting hole place and forms the terminal of predetermined length along hard board one side, the rigid-flex board is connected through the left connecting hole and the terminal of first direction respectively and is waited to connect electronic device, because the rigid-flex board has flexible structure, the hard board is wrapped up the soft board, so performance is stable when carrying out circuit connection, and the rigid-flex board has less volume in comparison cable.
Description
Technical Field
The invention relates to the technical field of circuit connection, in particular to a rigid-flex printed circuit board and a circuit connector.
Background
With rapid development of technology, the demand for integrated chip devices is increasing. The integrated chip device mainly comprises: the electronic chips or the control chips are connected by cables, which are commonly used in the prior art, but the cables are connected with the electronic components or the electronic chips and have a plurality of defects. In the electrical control part of the current electronic system, a large number of cables are connected with electrical components, the scheme has the advantages of complex manufacturing process, large cable layout space and large whole lifting system volume, and meanwhile, under the working environment of high current, the temperature is increased, and the reliability of the cables is reduced too quickly.
Disclosure of Invention
The invention aims to solve the technical problems of large occupied space and lower reliability of cables in the prior art.
In order to solve the technical problems, the invention provides a rigid-flex printed circuit board, which comprises a soft board and a hard board, wherein the hard board is sleeved outside the soft board; connecting holes are formed at corresponding positions of two ends of the hard plate and the soft plate, and the soft plate extends along the first direction, is paved on the inner side surface of part of the connecting holes and is exposed on the surface of the hard plate where the connecting holes are located; the soft board extends along the second direction, is paved on part of the inner side surface of the connecting hole, is exposed on the surface of the hard board where the connecting hole is located, and forms a terminal with a preset length along one side of the hard board.
Further, the hard board comprises a first base layer and a second base layer, the first base layer is a polyimide layer, the second base layer comprises a polyimide layer and an adhesive layer, and the soft board is a metal board; the soft board is arranged on the first base layer, the second base layer covers the soft board, the adhesive layer of the second base layer is glued with the soft board, and the thickness of the adhesive layer is greater than 80% of the thickness of the soft board.
Further, the hard board includes first basic unit and second basic unit, and first basic unit is polyimide layer, and the second basic unit includes polyimide layer and glue film, and the soft board is electroplated metal layer, and electroplated metal layer forms a surface at first basic unit, and second basic unit covers electroplated metal layer, and electroplated metal layer extends and forms electroplated metal layer at the connecting hole inner wall along first direction and second direction.
Further, the cross section of the hard plate is a hollow circle, the material of the hard plate is polyimide, the material of the soft plate is copper, and the soft plate is arranged at the hollow position of the hard plate.
Further, the hard plate in the first direction extends to the direction perpendicular to the soft plate and forms a connecting hole, the metal layer is electroplated in the connecting hole, the metal layer is connected with the soft plate, the soft plate is a metal plate, and the metal layer in the connecting hole extends to the direction perpendicular to the hard plate for a preset length.
Further, the hard plate and the soft plate are formed with a plurality of connection holes in the first direction.
Further, the hard plate in the second direction extends to the direction perpendicular to the soft plate and forms a connecting hole, the metal layer is electroplated in the connecting hole, the metal layer is connected with the soft plate, the soft plate is a metal plate, and the electroplated metal layer in the connecting hole extends to the direction perpendicular to the connecting hole and parallel to the second direction for a preset length to form a metal terminal.
Further, the hard plate and the soft plate form a plurality of connecting holes in the second direction, the connecting holes are perpendicular to the hard plate and the soft plate, the metal layers are electroplated inside the connecting holes and connected with the soft plate, the soft plate is a metal plate, and the electroplated metal layers inside the connecting holes extend to a direction perpendicular to the connecting holes for a preset length to form a plurality of metal terminals.
Further, the diameter of the connecting hole is 0.5-1 mm.
A circuit connector is also provided, which comprises the rigid-flex printed circuit board.
The rigid-flex printed circuit board comprises a soft board and a hard board, wherein the hard board is sleeved outside the soft board, connecting holes are formed in corresponding positions of the two ends of the hard board and the soft board, the soft board extends along a first direction, is paved on the inner side surface of part of the connecting holes and is exposed on the surface of the hard board where the connecting holes are located, the soft board extends along a second direction, is paved on the inner side surface of part of the connecting holes, is exposed on the surface of the hard board where the connecting holes are located and forms a terminal with a preset length along one side of the hard board, and the rigid-flex printed circuit board is connected with a piece to be connected through the connecting holes and the terminal in the first direction.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic cross-sectional view of a first embodiment of a rigid-flex board according to the present invention;
FIG. 2 is a schematic sectional view of a first embodiment of a rigid-flex board according to the present invention;
FIG. 3 is a schematic cross-sectional view of a second embodiment of the rigid-flex board according to the present invention;
FIG. 4 is a schematic cross-sectional view of a third embodiment of the rigid-flex board according to the present invention;
FIG. 5 is a schematic view of a first state structure of the rigid-flex board of the present invention;
FIG. 6 is a schematic view of a second state structure of the rigid-flex board of the present invention;
FIG. 7 is a schematic view of a third state structure of the rigid-flex board of the present invention;
fig. 8 is a schematic structural diagram of a fourth state of the rigid-flex board according to the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is specifically noted that the following examples are only for illustrating the present invention, but do not limit the scope of the present invention. Likewise, the following examples are only some, but not all, of the examples of the present invention, and all other examples, which a person of ordinary skill in the art would obtain without making any inventive effort, are within the scope of the present invention.
The terms "first," "second," "third," and the like in this disclosure are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. All directional indications (such as up, down, left, right, front, back … …) in embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture (as shown in the drawings), and if the particular gesture changes, the directional indication changes accordingly. The terms "comprising" and "having" and any variations thereof in the embodiments of the present application are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may alternatively include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the invention. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Fig. 1 is a schematic cross-sectional view of a first embodiment of a rigid-flex board according to the present invention. Fig. 2 is a schematic sectional view showing a usage state of a first embodiment of the flexible-rigid board according to the present invention.
In this embodiment, the rigid-flex board includes a hard board and a soft board 2, and the hard board is sleeved outside the soft board 2. Connecting holes are respectively formed at both ends of the hard plate and the soft plate 2 by mechanical drilling, wherein the connecting holes are divided into a left connecting hole 41 and a right connecting hole 42, wherein the left connecting hole 41 is in a first direction of the soft plate 2, and the right connecting hole 42 is in a second direction of the soft plate 2. The flexible board 2 extends along the first direction, is laid on a part of the inner side surface of the left connecting hole 41, and is exposed on the surface of the hard board where the left connecting hole 41 is located, so as to form an exposed flexible board 6. The flexible board 2 extends in the second direction, is laid on a part of the inner side surface of the right connection hole 42, and the flexible board 2 is exposed to the surface of the hard board where the right connection hole 42 is located and forms the terminal 7 of a predetermined length along one side of the hard board. The left connecting hole 41 can be inserted into the metal pin 14 of one electronic device to be connected, and the terminal 7 is welded with the port 15 of the other electronic device to be connected, so that the transmission of electronic signals of the two electronic devices to be connected can be realized. In this embodiment, the hard board is made of polyimide material, the soft board 2 is made of metal board, the polyimide material has flexibility, and can be deformed under the condition of being larger than a certain external force, and the hard board and the soft board 2 are glued by using glue. So the soft board 2 plays the conductive effect and simultaneously sets up the hard board of flexible construction in the outside of soft board 2 not only strengthened the stability of rigid-flex printed circuit board, can realize the transmission of many circuits in the inside circumstances that sets up many soft boards 2 of hard board moreover, reduces the volume of rigid-flex printed circuit board effectively for electronic connector's volume is littleer.
In this embodiment, the hard board includes a first base layer 1 and a second base layer 3, the first base layer 1 is a polyimide layer, the second base layer 3 includes a polyimide layer and an adhesive layer, and the soft board 2 is a metal plate. The flexible board 2 is disposed on the first base layer 1, and the second base layer 3 covers the flexible board 2. The glue layer of the second base layer 3 is glued with the soft board 2, the thickness of the glue layer is larger than 80% of the thickness of the soft board 2, and the soft board 2 and the hard board can be glued effectively. A polymer protector 5 is provided on one side of the left and right ends of the hard and soft boards 2, respectively, wherein the material of the polymer protector 5 may be the same as that of the hard board. Then, left and right connecting holes 41 and 42 are respectively bored at left and right ends of the hard and soft boards 2. In this embodiment, a left connecting hole 41 and a right connecting hole 42 are respectively drilled at the left end and the right end of the hard board and the soft board 2, in other embodiments, multiple drilling may be performed, multiple left connecting holes 41 and multiple right connecting holes 42 are respectively drilled at the left end and the right end of the hard board and the soft board 2, multiple left connecting holes 41 may be inserted into multiple pins 14, and terminals 7 on multiple right connecting holes 42 may be connected with multiple ports 15. The left and right connection holes 41 and 42 are extended to the polymer protection member 5, respectively, the left and right connection holes 41 and 42 are perpendicular to the hard and soft boards 2, respectively, the soft boards 2 are laid in the left and right connection holes 41 and 42, respectively, and the soft boards 2 in the left connection hole 41 are extended to the left connection hole 41 by a predetermined length perpendicular to the direction of the hard board. The purpose of this arrangement is that the longer flexible board 2 facilitates signal transmission of the flex-rigid board. The flexible board 2 inside the right connection hole 42 extends a predetermined length in a direction perpendicular to the right connection hole 42 and parallel to the second direction to form the metal terminal 7. The metal terminals 7 are soldered to the ports 15 of the electronic device.
In this embodiment, the flexible board 2 is a metal plate. In other embodiments the flexible sheet 2 may be a plated metal layer. Specifically, the polymer protection member 5 is disposed on a side surface of the left end and the right end of the first base layer 1 of the hard board, then the left end and the right end of the first base layer 1 are respectively drilled to form the left connecting hole 41 and the right connecting hole 42, then the first base layer 1 drilled with the left connecting hole 41 and the right connecting hole 42 is electroplated, and the electroplated metal layers are formed in the left connecting hole 41, the right connecting hole 42 and the upper surface of the first base layer 1. Then, the plated metal layer is wrapped between the two base layers by gluing the second base layer 3 on the upper surface of the first base layer 1, and the plated metal layer inside the left connection hole 41 extends for a predetermined length to the left connection hole 41 perpendicular to the direction of the hard plate, and the plated metal layer inside the right connection hole 42 extends for a predetermined length to the direction perpendicular to the right connection hole 42 and parallel to the second direction to form the metal terminal 7.
The rigid-flex board of this embodiment includes soft board and hard board, the outside at the soft board is established to the hard board cover, the corresponding position at both ends of hard board and soft board is formed with the connecting hole, the soft board extends along first direction, lay in the part medial surface of connecting hole, and expose the surface of the hard board at connecting hole place, the soft board extends along the second direction, lay in the part medial surface of connecting hole, the soft board exposes the surface at the hard board at connecting hole place and forms the terminal of predetermined length along hard board one side, the rigid-flex board is connected through the left connecting hole and the terminal of first direction respectively and is waited to connect electronic device, because the rigid-flex board has flexible structure, the hard board is wrapped up the soft board, so performance is stable when carrying out circuit connection, and the rigid-flex board has less volume in comparison cable.
Fig. 3 is a schematic cross-sectional view of a second embodiment of the rigid-flex printed circuit board according to the present invention.
The rigid-flex board in this embodiment includes a hard board and a soft board 9, the hard board being disposed outside the soft board 9. The hard board comprises a first base layer 8 and a second base layer 10, wherein the first base layer 8 is a polyimide layer, the second base layer 10 comprises a polyimide layer and a glue layer, and the soft board 9 is an electroplated metal layer. The flexible board 9 is disposed on the first base layer 8, and the second base layer 10 covers the flexible board 9. The adhesive layer of the second base layer 10 is adhered to the soft board 9, and the thickness of the adhesive layer is greater than 80% of the thickness of the soft board 9, so that the soft board 9 and the hard board can be effectively adhered. A left connecting hole 11 is then drilled in the left end of the hard plate, in this embodiment one left connecting hole 11 is drilled, and in other embodiments a plurality of left connecting holes 11 may be drilled. And then milling the hard plate outside the soft plate 9 with a certain length by using a milling cutter at the right end of the hard plate to form a terminal. The left connecting hole 11 is inserted into a pin of the electronic device to be connected, and the terminal is connected with a port of the electronic device to be connected, so that the two electronic devices to be connected can be connected.
Fig. 4 is a schematic cross-sectional view of a third embodiment of the rigid-flex board according to the present invention.
In this embodiment, the rigid-flex board includes a hard board 12 and a soft board 13, and the hard board 12 is sleeved outside the soft board 13. The soft board 13 is a columnar metal member, and the hard board 12 has a hollow columnar structure. The stiffener 12 is a polyimide material. A left connecting hole is then drilled in the left end of the hard plate 12, in this embodiment a left connecting hole is drilled, and in other embodiments a plurality of left connecting holes may be drilled. The right end of the hard plate 12 is then milled out of the hard plate 12 outside the length of the soft plate 13 using a milling cutter to form a terminal. The left connecting hole is inserted into a pin of the electronic device to be connected, and the terminal is connected with a port of the electronic device to be connected, so that the two electronic devices to be connected can be connected.
When the rigid-flex board is manufactured. Fig. 5 is a schematic structural diagram of a first state of the rigid-flex printed circuit board according to the present invention. Fig. 6 is a schematic structural diagram of a second state of the rigid-flex printed circuit board according to the present invention. Fig. 7 is a schematic structural diagram of a third state of the rigid-flex printed circuit board according to the present invention. Fig. 8 is a schematic structural diagram of a fourth state of the rigid-flex printed circuit board according to the present invention. First, a polymer protection member 20 is respectively disposed at a left end and a right end of a first base layer 16 of the hard board, wherein the material of the polymer protection member 20 may be the same as or different from that of the first base layer 16, the first base layer 16 is made of polyimide material, and the polymer protection member 20 may be made of glass fiber material. Left and right connecting holes 19 and 23 are then drilled at the left and right ends of the first base layer 16, respectively. In this embodiment, a left connecting hole 19 and a right connecting hole 23 are formed by drilling at the left end and the right end of the first base layer 16, and in other embodiments, multiple drilling may be performed, a plurality of left connecting holes 19 and a plurality of right connecting holes 23 are formed by drilling at the left end and the right end of the first base layer 16, a plurality of left connecting holes 19 may be inserted into a plurality of pins, and a plurality of terminals 21 on the right connecting holes 23 may be connected to a plurality of ports. The first base layer 16 drilled with the left and right connection holes 19 and 23 is then electroplated. The plated metal layer 17 is formed in the left connecting hole 19, in the right connecting hole 23, and on the upper surface of the first base layer 16. The electroplated metal layer 17 is then wrapped between the two substrates by gluing the second substrate 18 to the upper surface of the first substrate 16 on the upper surface of the first substrate 16. Then, a milling cutter 22 is used to mill out a part of the left connecting hole 19 far away from the outer polymer protector 20 of the hard board, so that the electroplated metal layer 17 inside the left connecting hole 19 extends for a preset length to the left connecting hole 19 perpendicular to the direction of the hard board, and the left connecting hole 19 and the pins are conveniently connected. Then, a milling cutter 22 is used at the right end of the hard board, and a certain length of the polymer protector 20 and the hard board on the right side of the right connecting hole 23 are milled out to form a terminal 21. The rigid-flex board is prepared, the left connecting hole 19 of the rigid-flex board is inserted into a pin of an electronic device to be connected, and the terminal 21 is connected with a port of the electronic device to be connected, so that two electronic devices to be connected can be connected in a circuit.
This embodiment is through setting up the polymer protection piece at the both ends of hard board, then drilling hard board both ends formation left connecting hole and right connecting hole, then electroplate the hard board, form the metal coating that electroplates at the upper surface of hard board, also form the metal coating that electroplates simultaneously in left connecting hole and right connecting hole, use the second floor hard board to glue the parcel with the metal coating that electroplates at the upper surface of hard board, and mill out the terminal at the right-hand member of hard board, because the hard board has flexible structure, the hard board is wrapped up the soft board, so stable performance when carrying out circuit connection, and just the flexible combination board has less volume than the cable.
The foregoing description is only a partial embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes using the descriptions and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (6)
1. The utility model provides a rigid-flex board, includes soft board and hard board, its characterized in that:
the hard plate is sleeved outside the soft plate;
connecting holes are formed in the hard plate and the corresponding positions of the two ends of the soft plate, the soft plate extends along the first direction, is laid on the inner side surface of part of the connecting holes, and is exposed on the surface of the hard plate where the connecting holes are located;
the soft board extends along a second direction, is laid on the inner side surface of a part of the connecting hole, is exposed on the surface of the hard board where the connecting hole is located, and forms a terminal with a preset length along one side of the hard board;
the hard plate in the first direction extends to the direction perpendicular to the soft plate and forms a connecting hole, a metal layer is electroplated in the connecting hole, the metal layer is connected with the soft plate, the soft plate is a metal plate, and the metal layer in the connecting hole extends to the direction perpendicular to the hard plate for a preset length;
the hard plate and the soft plate form a plurality of connecting holes in the second direction, the connecting holes are perpendicular to the hard plate and the soft plate, metal layers are electroplated in the connecting holes and connected with the soft plate, the soft plate is a metal plate, and the electroplated metal layers in the connecting holes extend to a direction perpendicular to the connecting holes for a preset length to form a plurality of metal terminals; the first direction is opposite to the second direction.
2. The rigid-flex board according to claim 1, wherein said rigid board comprises a first base layer and a second base layer, said first base layer is a polyimide layer, said second base layer comprises a polyimide layer and an adhesive layer, and said flexible board is a metal board;
the soft board is arranged on the first base layer, the second base layer covers the soft board, the adhesive layer of the second base layer is glued with the soft board, and the thickness of the adhesive layer is greater than 80% of the thickness of the soft board.
3. The rigid-flex printed circuit board according to claim 1, wherein said rigid board comprises a first base layer and a second base layer, said first base layer is a polyimide layer, said second base layer comprises a polyimide layer and a glue layer, said flexible board is a plated metal layer formed on a surface of said first base layer, said second base layer covers said plated metal layer, said plated metal layer extends in said first direction and said second direction and forms said plated metal layer on an inner wall of said connection hole.
4. The rigid-flex board according to claim 1, wherein said hard board and said soft board are formed with a plurality of connection holes in said first direction.
5. The rigid-flex board according to any of claims 1 to 4, wherein said connecting hole has a diameter of 0.5-1 mm.
6. A circuit connector comprising the rigid-flex board according to any of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010601584.3A CN113853059B (en) | 2020-06-28 | 2020-06-28 | Rigid-flex printed circuit board and circuit connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010601584.3A CN113853059B (en) | 2020-06-28 | 2020-06-28 | Rigid-flex printed circuit board and circuit connector |
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| Publication Number | Publication Date |
|---|---|
| CN113853059A CN113853059A (en) | 2021-12-28 |
| CN113853059B true CN113853059B (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010601584.3A Active CN113853059B (en) | 2020-06-28 | 2020-06-28 | Rigid-flex printed circuit board and circuit connector |
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| CN206835440U (en) * | 2016-11-30 | 2018-01-02 | 深圳早上科技有限公司 | A kind of integrated flexible printed circuit board |
| CN208424888U (en) * | 2018-05-18 | 2019-01-22 | 东莞市智渊电子科技有限公司 | A kind of combined type circuit board |
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2020
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|---|---|---|---|---|
| JPH07193370A (en) * | 1993-12-25 | 1995-07-28 | Ibiden Co Ltd | Flex rigid printed board and its manufacturing method |
| JP2005311051A (en) * | 2004-04-21 | 2005-11-04 | Nippon Mektron Ltd | Multilayer circuit board and manufacturing method therefor |
| CN102264193A (en) * | 2010-05-24 | 2011-11-30 | 健鼎（无锡）电子有限公司 | Method for manufacturing rigid-flex circuit board |
| CN103974559A (en) * | 2013-01-30 | 2014-08-06 | 富葵精密组件(深圳)有限公司 | Rigid-flex board and manufacture method thereof |
| CN206835440U (en) * | 2016-11-30 | 2018-01-02 | 深圳早上科技有限公司 | A kind of integrated flexible printed circuit board |
| CN107318226A (en) * | 2017-08-09 | 2017-11-03 | 常熟东南相互电子有限公司 | Slim composite circuit board |
| CN208424888U (en) * | 2018-05-18 | 2019-01-22 | 东莞市智渊电子科技有限公司 | A kind of combined type circuit board |
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| CN113853059A (en) | 2021-12-28 |
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