CN211457552U - Flexible circuit board and display screen sensor connecting piece - Google Patents
Flexible circuit board and display screen sensor connecting piece Download PDFInfo
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- CN211457552U CN211457552U CN201921653733.XU CN201921653733U CN211457552U CN 211457552 U CN211457552 U CN 211457552U CN 201921653733 U CN201921653733 U CN 201921653733U CN 211457552 U CN211457552 U CN 211457552U
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- screen sensor
- circuit board
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Abstract
The utility model provides a flexible circuit board and display screen sensor connecting piece applied to the technical field of electronic display screens, which comprises a connecting piece base material (1), the connecting piece base material (1) is provided with a flexible circuit board (2) and a display screen sensor (3), the flexible circuit board (2) and the display screen sensor (3) share the connecting piece base material (1), the connecting piece base material (1) is arranged into a structure made of high polymer materials, the flexible circuit board (2) and the display screen sensor (3) are arranged into a structure which can be integrated with the connecting piece base material (1), the connecting piece of the flexible circuit board and the display screen sensor of the utility model can conveniently and quickly complete the connecting piece of the flexible circuit board and the display screen sensor, the intermediate connection process can be omitted, the strength is improved, the manufacturing process is reduced, the product yield is comprehensively improved, and the production competitiveness is improved.
Description
Technical Field
The utility model belongs to the technical field of electronic display screen, more specifically say, relate to a flexible line way board and display screen sensor connecting piece.
Background
The traditional Sensor and the FPC are produced independently, and during the use process, the ACF (anisotropic conductive adhesive) is required to be used for bonding operation, and then the FPC (flexible circuit board) is reinforced. Along with the rapid expansion of the flexible screen market, the bonding area of the flexible screen in the market can not be bent, and the bending only exists in the screen range. And the traditional process has the problems of yield and tolerance, and the product can not be ensured to reach the high standard requirement. This design effectively improves and buckles and the precision problem. Specifically, the products and the manufacturing methods in the prior art bring about four problems: firstly, the ACF needs proper operation conditions in operation to achieve the effect; secondly, gold finger binding offset can occur in the operation, and the product quality is influenced; thirdly, reinforcement is needed after FPC bonding, and the bonding strength of the product has uncertainty; fourthly, height difference exists between the reinforced FPC root and the sensor, air bubbles are possibly generated in the attaching process, and the quality is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: aiming at the defects of the prior art, the flexible circuit board and the display screen sensor connecting piece manufacturing method are simple in step, can conveniently and quickly complete the flexible circuit board and the display screen sensor connecting piece, can omit an intermediate connection process, improve the strength, reduce the manufacturing process, effectively improve the problems of deviation and weak strength generated in the bonding and dispensing processes, finally comprehensively improve the product yield and improve the production competitiveness.
To solve the technical problem, the utility model discloses the technical scheme who takes does:
the utility model relates to a flexible line way board and display screen sensor connecting piece manufacturing approach, flexible line way board and display screen sensor connecting piece manufacturing approach's preparation step do: 1) the flexible circuit board, the display screen sensor and the connecting piece base material 1 are integrally molded, and the flexible circuit board and the display screen sensor share the connecting piece base material; 2) processing the integrally formed connecting piece by a yellow light process, and carrying out large-scale stripping treatment on the integrally formed connecting piece after the circuit is formed; 3) stripping the integrally formed connecting piece, and then carrying out reinforcement treatment on the back of the flexible circuit board; 4) and (3) carrying out EMI (electronic shielding layer), cover layer manufacturing and IC (integrated chip) and component printing processing on the flexible circuit board to finish the manufacturing of the connecting piece.
When the flexible circuit board, the display screen sensor and the connecting piece base material are integrally formed, the flexible circuit board wiring and the display screen sensor wiring are integrally formed, and the middle of the flexible circuit board wiring and the display screen sensor wiring is not overlapped.
When the integrally formed connecting piece is subjected to large-scale stripping treatment after the circuit is formed, the stripping treatment adopts a laser stripping treatment mode or a mechanical stripping mode.
And after the flexible circuit board is subjected to EMI (electro magnetic interference), cover layer manufacturing and IC (integrated circuit) and component printing processing, the connecting piece is subjected to appearance laser cutting processing.
The utility model discloses still relate to a flexible line way board and display screen sensor connecting piece, its characterized in that: the flexible line way board and display screen sensor connecting piece include the connecting piece substrate, the connecting piece substrate on set up flexible line way board, display screen sensor, flexible line way board, display screen sensor sharing connecting piece substrate, the connecting piece substrate set up to the structure that adopts macromolecular material to make, flexible line way board, display screen sensor set up to the structure that can with connecting piece substrate integrated into one piece.
The connecting piece base material is made of high polymer material polyimide.
The thickness of the connecting piece base material is between 10um-30 um.
The metal mesh of the display screen sensor is made of metal Cu or Ag material, and the metal trace is made of metal Cu or Ag material.
The wiring part of the flexible circuit board is single-sided wiring.
The resistance value of metal mesh of the display screen sensor is less than or equal to 0.4 omega/□, and the resistance value of metal trace is less than or equal to 0.4 omega/□.
Adopt the technical scheme of the utility model, can obtain following beneficial effect:
flexible circuit board and display screen sensor connecting piece and preparation method thereof, the flexible circuit board and the display screen sensor connecting piece of preparation comprise two parts, are display screen sensor part (sensor part) and flexible circuit board part (FPC part) respectively, and display screen sensor and FPC adopt integration system appearance in the forming process, save the bonding part in traditional processing procedure for product property can be more excellent. The utility model discloses an innovation part lies in, in the preparation connecting piece in-process, with flexible line way board and display screen sensor integration, flexible line way board and display screen sensor sharing connecting piece base plate do not need flexible line way board and display screen sensor to carry out bonding and reinforcement processing procedure in the follow-up technology, reduce the processing procedure, reduce cost. Flexible line way board and display screen sensor connecting piece and preparation method thereof, the preparation method step is simple, connecting piece simple structure effectively simplifies the technology, overcomes prior art defect, and flexible line way board and display screen sensor connecting piece are accomplished to convenient and fast, can leave out middle connection process, and increase strength reduces the processing procedure, can effectively improve bonding and the problem that the skew that produces and intensity are weak in the in-process of gluing, finally improves the product yield comprehensively, improves the production competitiveness.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic structural view of a flexible circuit board and a display screen sensor connecting piece according to the present invention;
fig. 2 is a schematic diagram of a partially enlarged structure of the flexible printed circuit and the display screen sensor connector according to the present invention;
in the drawings, the reference numbers are respectively: 1. a connector substrate; 2. a flexible circuit board; 3. a display screen sensor; 4. The outer edge part of the connecting piece to be cut; 5. and connecting the FPC with the sensor.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings, for example, the shapes, structures, mutual positions and connection relations of the components, the functions and operation principles of the components, and the like:
as shown in the attached drawings and figure 2, the utility model relates to a flexible line way board and display screen sensor connecting piece manufacturing method, flexible line way board and display screen sensor connecting piece manufacturing method's preparation step do: 1) The flexible circuit board 2, the display screen sensor 3 and the connecting piece base material 1 are integrally molded, and the flexible circuit board 2 and the display screen sensor 3 share the connecting piece base material; 2) processing the integrally formed connecting piece by a yellow light process, and carrying out large-scale stripping treatment on the integrally formed connecting piece after the circuit is formed; 3) carrying out reinforcement treatment on the back of the flexible circuit board 2 after stripping treatment of the integrally formed connecting piece; 4) and the flexible circuit board 2 is subjected to EMI and cover layer manufacturing and IC and component printing treatment to complete the manufacturing of the connecting piece. The utility model discloses in, the flexible line way board and the display screen sensor connecting piece of preparation comprise two parts, are display screen sensor part (sensor part) and flexible line way board part (FPC part) respectively, and display screen sensor and FPC adopt the integration system appearance in forming process, save the bonding part in traditional processing procedure for product property can be more excellent. The utility model discloses an innovation point lies in, in the preparation connecting piece in-process, with flexible line way board 2 and the integration of display screen sensor 3, flexible line way board 2 and the display screen sensor 3 sharing connecting piece base plate do not need in the follow-up technology flexible line way board 2 and display screen sensor 3 to carry out bonding and reinforcement processing procedure, reduce the processing procedure, reduce cost. Flexible line way board and display screen sensor connecting piece and preparation method thereof, the preparation method step is simple, connecting piece simple structure effectively simplifies the technology, overcomes prior art defect, and flexible line way board and display screen sensor connecting piece are accomplished to convenient and fast, can leave out middle connection process, and increase strength reduces the processing procedure, can effectively improve bonding and the problem that the skew that produces and intensity are weak in the in-process of gluing, finally improves the product yield comprehensively, improves the production competitiveness.
When the flexible circuit board 2, the display screen sensor 3 and the connecting piece substrate 1 are integrally formed, the flexible circuit board 2 and the display screen sensor 3 are integrally formed, and the middle part of the flexible circuit board is not overlapped. The connection strength of the 5 parts of the connection part of the FPC and the sensor is obviously improved, the change is insufficient, the bonding process in the prior art is omitted, and the product performance is more excellent.
When the integrally formed connecting piece is subjected to large-scale stripping treatment after the circuit is formed, the stripping treatment adopts a laser stripping treatment mode or a mechanical stripping mode. And after the flexible circuit board 2 is subjected to EMI (electro magnetic interference), cover layer manufacturing and IC (integrated circuit) and component printing processing, the connecting piece is subjected to appearance laser cutting processing. When the connecting piece is subjected to appearance laser cutting treatment, the outer edge part to be cut of the connecting piece is cut, then, a connecting piece structure with the size and the shape meeting the requirements is formed, and the performance is reliable.
The utility model discloses still relate to a flexible line way board and display screen sensor connecting piece, its characterized in that: the flexible line way board and display screen sensor connecting piece include connecting piece substrate 1, connecting piece substrate 1 on set up flexible line way board 2, display screen sensor 3, flexible line way board 2, display screen sensor 3 sharing connecting piece substrate 1, connecting piece substrate 1 set up to the structure that adopts macromolecular material to make, flexible line way board 2, display screen sensor 3 set up to the structure that can with 1 integrated into one piece of connecting piece substrate. In the structure, the manufacturing method of the flexible circuit board and display screen sensor connecting piece comprises the following manufacturing steps: the flexible circuit board 2, the display screen sensor 3 and the connecting piece base material 1 are integrally molded, and the flexible circuit board 2 and the display screen sensor 3 share the connecting piece base material; processing the integrally formed connecting piece by a yellow light process, and carrying out large-scale stripping treatment on the integrally formed connecting piece after the circuit is formed; carrying out reinforcement treatment on the back of the flexible circuit board 2 after stripping treatment of the integrally formed connecting piece; and the flexible circuit board 2 is subjected to EMI and cover layer manufacturing and IC and component printing treatment to complete the manufacturing of the connecting piece. The utility model discloses in, the flexible line way board of preparation and display screen sensor connecting piece comprise two parts, are display screen sensor part (sensor part) and flexible line board part (FPC part) respectively, and display screen sensor and FPC adopt the integration system appearance in forming process, save the bonding part in traditional processing procedure for product property can be more excellent. The utility model discloses an innovation point lies in, in the preparation connecting piece in-process, with flexible line way board 2 and the integration of display screen sensor 3, flexible line way board 2 and the display screen sensor 3 sharing connecting piece base plate do not need in the follow-up technology flexible line way board 2 and display screen sensor 3 to carry out bonding and reinforcement processing procedure, reduce the processing procedure, reduce cost. Flexible line way board and display screen sensor connecting piece, connecting piece simple structure effectively simplifies the technology, overcomes prior art defect, flexible line way board and display screen sensor connecting piece are accomplished to convenient and fast, can omit middle connection process, improve intensity, reduce the processing procedure, can effectively improve bonding and the problem weak with intensity that the in-process produced skew of gluing with the point, finally improve the product yield comprehensively, improve the production competitiveness.
The connecting piece substrate 1 is made of high polymer material polyimide. Other polymeric materials may also be used. The thickness of the connector substrate 1 is between 10um-30 um.
The metal mesh of the display screen sensor 3 is made of metal Cu or Ag material, and the metal trace is made of metal Cu or Ag material. The wiring part of the flexible circuit board 2 is a single-sided wiring. The resistance of the metal mesh of the display screen sensor 3 is less than or equal to 0.4 Ω/□, the resistance of the metal trace is less than or equal to 0.4 Ω/□ (in 0.4 Ω/□, □ represents a sheet resistance, which is currently substituted with □. the sheet resistance is defined as L, w, d (i.e., thickness), L, S, w, R, ρ ═ L/(w ═ d) (ρ/d) (L/w), and L, w, R, ρ/d, where ρ is the resistivity of the material and R is the sheet resistance.
Flexible circuit board and display screen sensor connecting piece and preparation method thereof, the flexible circuit board and the display screen sensor connecting piece of preparation comprise two parts, are display screen sensor part (sensor part) and flexible circuit board part (FPC part) respectively, and display screen sensor and FPC adopt integration system appearance in the forming process, save the bonding part in traditional processing procedure for product property can be more excellent. The utility model discloses an innovation part lies in, in the preparation connecting piece in-process, with flexible line way board and display screen sensor integration, flexible line way board and display screen sensor sharing connecting piece base plate do not need flexible line way board and display screen sensor to carry out bonding and reinforcement processing procedure in the follow-up technology, reduce the processing procedure, reduce cost. Flexible line way board and display screen sensor connecting piece and preparation method thereof, the preparation method step is simple, connecting piece simple structure effectively simplifies the technology, overcomes prior art defect, and flexible line way board and display screen sensor connecting piece are accomplished to convenient and fast, can leave out middle connection process, and increase strength reduces the processing procedure, can effectively improve bonding and the problem that the skew that produces and intensity are weak in the in-process of gluing, finally improves the product yield comprehensively, improves the production competitiveness.
The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the present invention can be implemented in various ways without modification, and the present invention is not limited by the above embodiments.
Claims (6)
1. The utility model provides a flexible line way board and display screen sensor connecting piece which characterized in that: the flexible line way board and display screen sensor connecting piece include connecting piece substrate (1), connecting piece substrate (1) on set up flexible line way board (2), display screen sensor (3), flexible line way board (2), display screen sensor (3) sharing connecting piece substrate (1), connecting piece substrate (1) set up to the structure that adopts macromolecular material to make, flexible line way board (2), display screen sensor (3) set up to the structure that can with connecting piece substrate (1) integrated into one piece.
2. The flexible wiring board and display screen sensor connector of claim 1, wherein: the connecting piece base material (1) is made of high polymer material polyimide.
3. The flexible wiring board and display screen sensor connection of claim 1 or 2, wherein: the thickness of the connecting piece base material (1) is between 10um-30 um.
4. The flexible wiring board and display screen sensor connection of claim 1 or 2, wherein: the metal grid of the display screen sensor (3) is made of metal Cu or Ag materials, and the metal routing is made of metal Cu or Ag materials.
5. The flexible wiring board and display screen sensor connection of claim 1 or 2, wherein: the wiring part of the flexible circuit board (2) is a single-sided wiring.
6. The flexible wiring board and display screen sensor connection of claim 4, wherein: the resistance value of the metal grid of the display screen sensor (3) is less than or equal to 0.4 omega/□, and the resistance value of the metal routing is less than or equal to 0.4 omega/□.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921653733.XU CN211457552U (en) | 2019-09-30 | 2019-09-30 | Flexible circuit board and display screen sensor connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921653733.XU CN211457552U (en) | 2019-09-30 | 2019-09-30 | Flexible circuit board and display screen sensor connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211457552U true CN211457552U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921653733.XU Active CN211457552U (en) | 2019-09-30 | 2019-09-30 | Flexible circuit board and display screen sensor connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211457552U (en) |
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2019
- 2019-09-30 CN CN201921653733.XU patent/CN211457552U/en active Active
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Effective date of registration: 20210810 Address after: 241000 No.38, Fengming Hubei Road, Longshan street, Wuhu District, China (Anhui) pilot Free Trade Zone, Wuhu City, Anhui Province Patentee after: Wuhu Changxin new display device Co.,Ltd. Address before: 241009 No.6, Qijing 2nd Road, Wuhu Economic and Technological Development Zone, Anhui Province Patentee before: WUHU TOKEN SCIENCES Co.,Ltd. |