CN212992682U - High-precision retaining mechanism for reinforcing double-layer flexible circuit board - Google Patents
High-precision retaining mechanism for reinforcing double-layer flexible circuit board Download PDFInfo
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- CN212992682U CN212992682U CN202021801729.6U CN202021801729U CN212992682U CN 212992682 U CN212992682 U CN 212992682U CN 202021801729 U CN202021801729 U CN 202021801729U CN 212992682 U CN212992682 U CN 212992682U
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Abstract
The utility model relates to the technical field of circuit board correlation, in particular to a high-precision maintaining mechanism for reinforcing a double-layer flexible circuit board, which comprises a first board body and a second board body, wherein reinforcing plate mounting grooves are formed on the upper surfaces of the two ends of the first board body, the cross section of the notch of each reinforcing plate mounting groove is in an I shape, the two reinforcing plate mounting grooves at the two ends of the first board body are symmetrically arranged, glue grooves are formed at the two ends of the notch of each reinforcing plate mounting groove, hot melt glue blocks are filled in the notches of the glue grooves, and mounting holes are formed in the four corners of the first board body; the reinforcing plate mounting grooves are formed in the two ends of the first plate body and the second plate body, the reinforcing plates are embedded in the notches of the first plate body and the second plate body, the reinforcing plates are arranged into I-shaped structures through the reinforcing plate mounting grooves and the reinforcing plates, the reinforcing plates are mutually clamped through the reinforcing plate mounting grooves and the reinforcing plates, the relative stability between the reinforcing plates and the first plate body and between the reinforcing plates and the second plate body is improved, and the strength of the reinforcing structures at the two ends of the reinforcing plates is improved.
Description
Technical Field
The utility model relates to a circuit board correlation technique field specifically is a high accuracy retaining mechanism of double-deck flexible line way board reinforcement.
Background
Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. Flexible circuits provide excellent electrical performance, meet design requirements for smaller and higher density packaging, and also help reduce assembly processes and enhance reliability. The flexible circuit board is the only solution to meet the miniaturization and movement requirements of electronic products. The flexible printed circuit board can be freely bent, wound and folded, can bear millions of dynamic bending without damaging the lead, can be randomly arranged according to the space layout requirement, and can be freely moved and stretched in a three-dimensional space, so that the integration of component assembly and lead connection is realized; the flexible circuit board can greatly reduce the volume and the weight of the electronic product, and is suitable for the development of the electronic product towards high density, miniaturization and high reliability; but flexible line way board is after circuit printing is accomplished, in order to guarantee its both ends when using to the electronic component pin actual strength, all need be at the tip surface bonding one deck stiffening plate of flexible line way board, but traditional stiffening plate all adopts the bonding on the surface of flexible line way board, and its actual reinforcement effect is relatively poor, and the phenomenon that drops appears easily, for this reason, the utility model provides a high accuracy retaining mechanism of double-deck flexible line way board reinforcement is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high accuracy retaining mechanism of double-deck flexible line way board reinforcement to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high accuracy retaining mechanism of double-deck flexible line way board reinforcement, includes first plate body and second plate body, the stiffening plate mounting groove has been seted up to the both ends upper surface of first plate body, the notch cross-section of stiffening plate mounting groove is the I shape, and two stiffening plate mounting groove structures at first plate body both ends set up for the symmetry, and the glue groove has been seted up at the notch both ends of stiffening plate mounting groove, it has hot melt adhesive mass to fill in the notch of glue groove, and just four edges of first plate body all seted up the mounting hole, the structure of second plate body is the same with the structure of first plate body, and has seted up the same notch and hole body structure on second plate body and the first plate body, and its both go up the notch and the position of hole body corresponding, and its both are the symmetry setting, and press from both sides between the stiffening plate mounting groove structure on first plate body and the second plate body and be equipped with.
Preferably, the plate body of the stiffening plate is I-shaped, the shape and size of the plate body are matched with the size of the notch of the stiffening plate mounting groove, and the thickness of the plate body of the stiffening plate is twice of the depth of the notch of the stiffening plate mounting groove.
Preferably, a through hole is formed in the I-shaped corner on one side of the reinforcing plate, and the position of the through hole corresponds to the position of the mounting hole in the first plate body and the second plate body.
Preferably, be the veneer between first plate body and the second plate body and connect, and the position department that sets up that the position of gluing the groove is located stiffening plate mounting groove I shape notch both sides depressed place, and does not communicate between gluing groove and the stiffening plate mounting groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the reinforcing plate mounting grooves are formed in the two ends of the first plate body and the second plate body, the reinforcing plates are embedded in the notches of the first plate body and the second plate body, and the reinforcing plate mounting grooves and the reinforcing plates are both arranged into I-shaped structures, so that the relative stability between the reinforcing plates and the first plate body and the second plate body is improved through mutual clamping between the reinforcing plate mounting grooves and the reinforcing plates, and the strength of the reinforcing structures at the two ends is improved;
2. and set up the glue groove through the I shape notch both sides sunk position department at the stiffening plate mounting groove to through filling the hot melt adhesive piece among the notch in glue groove, thereby improve the bonding strength between first plate body of stiffening plate position department and the second plate body through the hot melt adhesive piece, thereby improve its holistic stability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a transverse half-sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is a longitudinal half-sectional view of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
fig. 6 is a schematic structural view of the first plate;
FIG. 7 is an enlarged view of the structure at C in FIG. 6;
FIG. 8 is a schematic view of a reinforcing plate structure.
In the figure: first plate body 1, second plate body 2, stiffening plate 3, stiffening plate mounting groove 4, gluey groove 5, mounting hole 6, through-hole 7, hot melt adhesive piece 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a high-precision retaining mechanism for reinforcing a double-layer flexible circuit board comprises a first board body 1 and a second board body 2, wherein the upper surfaces of two ends of the first board body 1 are provided with reinforcing plate mounting grooves 4, the cross sections of the notches of the reinforcing plate mounting grooves 4 are in an I shape, and the two reinforcing plate mounting grooves at the two ends of the first plate body 1 are symmetrically arranged, the two ends of the notch of the reinforcing plate mounting groove 4 are provided with glue grooves 5, the notch of the glue groove 5 is filled with hot melt glue blocks 8, and the four corners of the first plate body 1 are all provided with mounting holes 6, the structure of the second plate body 2 is the same as that of the first plate body 1, the second plate body 2 and the first plate body 1 are provided with the same notch and hole body structures, and the notches on the second plate body and the first plate body correspond to the hole body, and the two are symmetrically arranged, and a reinforcing plate 3 is clamped between the reinforcing plate mounting groove structures on the first plate body 1 and the second plate body 2.
Furthermore, the plate body of the reinforcing plate 3 is I-shaped, the shape and size of the plate body are matched with the size of the notch of the reinforcing plate mounting groove 4, the thickness of the plate body of the reinforcing plate 3 is twice of the depth of the notch of the reinforcing plate mounting groove 4, the reinforcing plate mounting grooves 4 are formed in the two ends of the first plate body 1 and the second plate body 2, the reinforcing plate 3 is embedded and mounted in the notch of the reinforcing plate 3, the reinforcing plate mounting groove 4 and the reinforcing plate 3 are both arranged into an I-shaped structure, and therefore the relative stability between the reinforcing plate 3 and the first plate body 1 and the second plate body 2 is improved through mutual clamping between the reinforcing plate mounting groove 4 and the reinforcing plate 3, and the strength of the reinforcing structures at the two ends is improved;
furthermore, a through hole 7 is formed in the I-shaped corner on one side of the reinforcing plate 3, and the position of the through hole 7 corresponds to the position of the mounting hole in the first plate body 1 and the second plate body 2;
furthermore, the first plate body 1 and the second plate body 2 are connected in a gluing mode, the glue groove 5 is arranged at the positions of the concave positions on the two sides of the I-shaped notch of the reinforcing plate mounting groove 4, the glue groove 5 is not communicated with the reinforcing plate mounting groove 4, the glue groove 5 is arranged at the positions of the concave positions on the two sides of the I-shaped notch of the reinforcing plate mounting groove 4, and the hot melt glue block 8 is filled in the notch of the glue groove 5, so that the bonding strength between the first plate body 1 and the second plate body 2 at the position of the reinforcing plate 3 is improved through the hot melt glue block 8, and the overall stability of the reinforcing plate is improved;
the working principle is as follows: during the in-service use, the staff is through installing stiffening plate 3 embedding in the stiffening plate mounting groove 4 on first plate body 1, then through covering the veneer with second plate body 2 on first plate body 1 again, and guarantee among the stiffening plate mounting groove structure on second plate body 2 that stiffening plate 3 can be embedded into, then 5 position departments of glue groove on rethread heating device to first plate body 1 and second plate body 2 heat, thereby melt the bonding through the hot melt glue piece 8 with in the glue groove 5 can, because stiffening plate mounting groove 4 and stiffening plate 3 all are the I shape and set up, thereby through the stiffening plate mounting groove 4 and the stiffening plate 3 between card mutually with, thereby improve stiffening plate 3 and first plate body 1, the relative stability between the second plate body 2, thereby improve the intensity of the reinforcement structure at its both ends.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a high accuracy retaining mechanism of double-deck flexible line way board reinforcement, includes first plate body (1) and second plate body (2), its characterized in that: reinforcing plate mounting grooves (4) are formed in the upper surfaces of the two ends of the first plate body (1), the cross section of the notch of each reinforcing plate mounting groove (4) is in an I shape, the two reinforcing plate mounting grooves at the two ends of the first plate body (1) are symmetrically arranged, the two ends of the notch of the reinforcing plate mounting groove (4) are provided with glue grooves (5), the notch of each glue groove (5) is filled with a hot melt adhesive block (8), and the four corners of the first plate body (1) are provided with mounting holes (6), the structure of the second plate body (2) is the same as that of the first plate body (1), and the second plate body (2) and the first plate body (1) are provided with the same notch and hole body structures, and the positions of the upper notches of the first plate body and the second plate body correspond to the positions of the hole bodies, the first plate body and the second plate body are symmetrically arranged, and a reinforcing plate (3) is clamped between the reinforcing plate mounting groove structures on the first plate body (1) and the second plate body (2).
2. The high-precision holding mechanism for the reinforcement of the double-layer flexible circuit board according to claim 1, wherein: the plate body of the reinforcing plate (3) is I-shaped, the shape and size of the plate body are matched with the size of the notch of the reinforcing plate mounting groove (4), and the thickness of the plate body of the reinforcing plate (3) is twice of the depth of the notch of the reinforcing plate mounting groove (4).
3. The mechanism of claim 2, wherein the mechanism comprises: through-hole (7) have been seted up to the I shape edge of stiffening plate (3) one side, the position of through-hole (7) corresponds with the mounting hole position on first plate body (1), the second plate body (2).
4. The high-precision holding mechanism for the reinforcement of the double-layer flexible circuit board according to claim 1, wherein: for the veneer connection between first plate body (1) and the second plate body (2), and glue the position that sets up of groove (5) and be located stiffening plate mounting groove (4) I shape notch both sides depressed place department, and glue and do not communicate between groove (5) and stiffening plate mounting groove (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021801729.6U CN212992682U (en) | 2020-08-26 | 2020-08-26 | High-precision retaining mechanism for reinforcing double-layer flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021801729.6U CN212992682U (en) | 2020-08-26 | 2020-08-26 | High-precision retaining mechanism for reinforcing double-layer flexible circuit board |
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| Publication Number | Publication Date |
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| CN212992682U true CN212992682U (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021801729.6U Active CN212992682U (en) | 2020-08-26 | 2020-08-26 | High-precision retaining mechanism for reinforcing double-layer flexible circuit board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117395860A (en) * | 2023-11-29 | 2024-01-12 | 同扬光电（江苏）有限公司 | Flexible circuit board based on local reinforcement structure |
-
2020
- 2020-08-26 CN CN202021801729.6U patent/CN212992682U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117395860A (en) * | 2023-11-29 | 2024-01-12 | 同扬光电（江苏）有限公司 | Flexible circuit board based on local reinforcement structure |
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