CN219395176U - Electromagnetic shielding film laminating device for flexible circuit board - Google Patents
Electromagnetic shielding film laminating device for flexible circuit board Download PDFInfo
- Publication number
- CN219395176U CN219395176U CN202320830138.9U CN202320830138U CN219395176U CN 219395176 U CN219395176 U CN 219395176U CN 202320830138 U CN202320830138 U CN 202320830138U CN 219395176 U CN219395176 U CN 219395176U
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- China
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- circuit board
- electromagnetic shielding
- shielding film
- flexible circuit
- workbench
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Abstract
The present disclosure relates to bonding apparatuses, and particularly to an electromagnetic shielding film bonding apparatus for flexible circuit boards. The utility model provides an electromagnetic shielding film laminating device for a flexible circuit board, which comprises a workbench, a transmission belt, a motor, driving rollers, fixing blocks and heaters, wherein the transmission belt and the motor are arranged on the workbench, the driving rollers are connected to the motor in a transmission manner, the fixing blocks are symmetrically arranged on the front side and the rear side of the middle part of the workbench, a power shaft of the transmission belt is the driving rollers, two ends of the other driving roller are fixed on the two fixing blocks, and the heaters are connected to the inner top of the workbench. Because all parts of the circuit board and the electromagnetic shielding film on the surface of the circuit board are heated by the same heat in the heating process, the softness of all parts of the circuit board and the electromagnetic shielding film on the surface of the circuit board is the same, no air bubble exists between the circuit board and the electromagnetic shielding film in the subsequent lamination process, and the effect that no air bubble exists in the middle after lamination of the circuit board and the electromagnetic shielding film is achieved.
Description
Technical Field
The present disclosure relates to bonding apparatuses, and particularly to an electromagnetic shielding film bonding apparatus for flexible circuit boards.
Background
The electromagnetic shielding film, which is called electromagnetic film for short, is generally formed by sticking a plurality of layers of materials, is an electromagnetic interference prevention shielding material, has a strong protection effect on FPC, and has high flexibility, high drought resistance, electromagnetic shielding performance and the like; the flexible printed circuit board FPC has the advantages that excellent characteristics can be exerted under the condition of extremely strict requirements on bending radius, the flexible printed circuit board FPC is suitable for FPC and COF products of digital camera modules, liquid crystal driving circuits and the like, when an electromagnetic film is required to be attached in the traditional process, the electromagnetic film is firstly heated through a soldering iron and then fixed to the surface of the flexible printed circuit board FPC, the electromagnetic film is heated unevenly by the traditional laminating device, in addition, the hardness of each part of the flexible printed circuit board FPC is different due to uneven heating of the electromagnetic film in the laminating process of the electromagnetic film, air bubbles are easily generated at the laminating position of the circuit board and the hard part of the electromagnetic film in the laminating process of the electromagnetic film, the quality of the circuit board is reduced, and even the circuit board cannot be used at all.
It is needed to design an electromagnetic shielding film laminating device for a flexible circuit board, so that the circuit board and electromagnetism are laminated, and no air bubble is generated in the laminating process.
Disclosure of Invention
In order to overcome the defect that the circuit board and the electromagnetic film are easy to generate bubbles in the lamination process due to different hardness of each part caused by uneven heating of the electromagnetic film, the technical problem of the utility model is as follows: an electromagnetic shielding film laminating device for a flexible circuit board is provided.
The utility model provides an electromagnetic shielding film laminating device for flexible circuit board, including workstation, conveyer belt, motor, driving roller, fixed block and heater, the workstation middle part is frame-shaped, and workstation middle part left side is provided with the conveyer belt, and the motor is installed in workstation middle part left side, and the motor output shaft has the driving roller through the coupling joint, and the fixed block is installed to both sides symmetry around the workstation middle part, and the power shaft of conveyer belt is the driving roller, and the both ends rotation of another driving roller are fixed on two fixed blocks, and the top is connected with the heater in the workstation.
Further, the hydraulic cylinder and the pressing plate are further included, the hydraulic cylinder is fixed on the right side of the top in the workbench, the pressing plate is sleeved on a piston of the hydraulic cylinder, and a groove matched with the pressing plate in a pressing mode is formed in the right side of the middle layer of the workbench.
Further, still including mount, electronic removal frame, cylinder, mounting bracket and electric sucking disc, the mount is installed to workstation middle part left side symmetry, and sliding type is connected with electronic removal frame between two mounts, is fixedly connected with cylinder on the electronic removal frame, has cup jointed the mounting bracket on the piston of cylinder, and the port connection of mounting bracket has a plurality of electric sucking disc.
The device further comprises an exhaust pipe and a vacuum pump, wherein an exhaust port is formed in the side face of the groove, the exhaust pipe is sleeved on the exhaust port, the vacuum pump is fixedly connected to the bottom of the workbench, and an air inlet of the vacuum pump is connected with the exhaust pipe.
Further, the rotary roller is also included, and a rotatable rotary roller is arranged at the position, close to the groove, of the middle layer conveying belt of the workbench.
Further, the device also comprises a sealing strip, and the sealing strip is stuck to four sides of the pressing plate.
Further described, the device also comprises a front end of the fixing frame which is right above the transmission belt.
The beneficial effects are as follows: the transmission belt pushes the circuit board and the electromagnetic shielding film to the right, the heater heats the circuit board and the electromagnetic shielding film on the surface of the circuit board, the heated circuit board and the electromagnetic shielding film on the surface of the circuit board enter the groove, the hydraulic cylinder drives the pressing plate to be pressed into the groove, the circuit board in the groove and the electromagnetic shielding film on the surface of the circuit board are pressed, and all parts of the circuit board and the electromagnetic shielding film on the surface of the circuit board are heated by the same heat at the same time in the heating process, so that the softness of all parts of the electromagnetic shielding film on the circuit board and the surface of the circuit board are the same, no air bubble exists between the circuit board and the electromagnetic shielding film in the following pressing process, and the effect that no air bubble exists in the middle of the circuit board and the electromagnetic shielding film after the pressing is achieved.
Drawings
Fig. 1 is a schematic perspective view of components such as a workbench and a conveyor belt.
Fig. 2 is a schematic perspective view of the motor, the driving roller and other parts of the present utility model.
Fig. 3 is a schematic perspective view of the components such as the fixing frame and the electric moving frame.
Fig. 4 is a schematic perspective view of the components such as the exhaust pipe and the vacuum pump.
Fig. 5 is a schematic perspective view of the present utility model.
The reference symbols in the drawings: 1_table, 2_conveyor belt, 201_motor, 202_driving roller, 203_fixing block, 3_heater, 4_hydraulic cylinder, 5_pressing plate, 501_groove, 6_fixing frame, 7_electric moving frame, 8_cylinder, 9_mounting frame, 10_electric sucking disc, 11_exhaust pipe, 12_vacuum pump, 13_rotating roller, 14_sealing strip.
Detailed Description
The following describes in detail the preferred embodiments of the present utility model with reference to the accompanying drawings.
Example 1
An electromagnetic shielding film laminating device for a flexible circuit board is shown in fig. 1, fig. 2 and fig. 3, including workstation 1, transmission belt 2, motor 201, driving roller 202, fixed block 203, heater 3, pneumatic cylinder 4 and clamp plate 5, mount 6, electric movable frame 7, cylinder 8, mounting bracket 9 and electric chuck 10, workstation 1 middle part is frame-shaped, workstation 1 middle part left side is provided with transmission belt 2, install motor 201 on the workstation 1 middle part left side wall, the motor 201 output shaft has driving roller 202 through the coupling joint, the bilateral symmetry rigid coupling has fixed block 203 around workstation 1 middle part, the power shaft of transmission belt 2 is driving roller 202, the both ends rotation of another driving roller 202 of transmission belt is fixed on two fixed blocks 203, heater 3 is installed at the inboard top of workstation 1, heater 3 is connected through three connecting rods of perpendicular to plane, this connecting rod is prior art, top right side is fixed with pneumatic cylinder 4 in workstation 1, cup joint 5 on the piston of pneumatic cylinder 4, workstation 1 right side is provided with middle level 5 and pressfitting recess 12 in the electric chuck 6, at least, the electric movable frame 6 has fixed mount 6 in the electric movable frame 6 has in the electric movable frame 501, the fixed number of cylinder 6 has been connected to the electric chuck 6 in the middle part of the electric movable frame 1, the number of cylinder 6 has been connected to the electric chuck 6 in the electric movable frame 6.
The electromagnetic shielding films are placed at the rear part of the fixing frame 6 and can be stacked, the air cylinders 8 on the electric moving frame 7 work and move downwards with the electric sucking discs 10 on the mounting frame 9, the number of the electric sucking discs 10 is at least 4, the electric sucking discs 10 are in contact with the electromagnetic shielding films and absorb the electromagnetic shielding films, the electric moving frame 7 moves forwards to the upper part of the conveying belt 2 with the electromagnetic shielding films and covers the surface of the circuit board, the circuit board and the electromagnetic shielding films on the surface of the circuit board move rightwards along with the rotating conveying belt 2 and are heated by the heater 3, the heated circuit board and the electromagnetic shielding films on the surface of the circuit board enter the bottom of the groove 501, and the hydraulic cylinder 4 pushes the pressing plate 5 downwards to press the groove 501 so as to press the heated circuit board and the electromagnetic shielding films on the surface of the circuit board.
Example 2
On the basis of embodiment 1, as shown in fig. 4, the vacuum pump further comprises an exhaust pipe 11 and a vacuum pump 12, an exhaust port is formed in the side face of the groove 501, the exhaust pipe 11 is sleeved on the exhaust port, the vacuum pump 12 is fixedly connected to the bottom of the workbench 1, and an air inlet of the vacuum pump 12 is connected with the exhaust pipe 11.
As shown in fig. 5, the rotary roller 13 is further included, and the rotatable rotary roller 13 is mounted on the layer conveyor 2 in the table 1 near the groove 501.
The conveyor belt 2 is adjacent to the rotating roller 13 at the recess 501 to rapidly feed the heated circuit board and its electromagnetic shielding film on the surface into the recess 501.
As shown in fig. 5, the sealing strip 14 is further included, and the sealing strip 14 is adhered to four sides of the pressing plate 5.
Sealing strips 14 are stuck on four sides of the pressing plate 5 to prevent outside air from entering the grooves 501.
As shown in fig. 3, the front end of the fixing frame 6 is arranged right above the transmission belt 2.
While the disclosure has been described with respect to only a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the utility model as disclosed herein. Accordingly, the scope of the utility model should be limited only by the attached claims.
Claims (7)
1. The utility model provides an electromagnetic shielding film laminating device for flexible circuit board, including workstation and conveyer belt, the workstation middle part is frame-shaped, and workstation middle part left side is provided with the conveyer belt, characterized by is still including motor, driving roller, fixed block and heater, and the motor is installed in workstation middle part left side, and the motor output shaft has the driving roller through the coupling joint, and the fixed block is installed to bilateral symmetry around the workstation middle part, and the power shaft of conveyer belt is the driving roller, and the both ends rotation of another driving roller are fixed on two fixed blocks, and the top is connected with the heater in the workstation.
2. The device for attaching the electromagnetic shielding film to the flexible circuit board according to claim 1, further comprising a hydraulic cylinder and a pressing plate, wherein the hydraulic cylinder is fixed on the right side of the top in the workbench, the pressing plate is sleeved on a piston of the hydraulic cylinder, and a groove which is in press fit with the pressing plate is formed in the right side of the middle layer of the workbench.
3. The device for attaching the electromagnetic shielding film to the flexible circuit board according to claim 2, further comprising a fixing frame, an electric moving frame, an air cylinder, a mounting frame and electric sucking discs, wherein the fixing frame is symmetrically arranged on the left side of the middle part of the workbench, the electric moving frame is connected between the two fixing frames in a sliding mode, the air cylinder is fixedly connected on the electric moving frame, the mounting frame is sleeved on a piston of the air cylinder, and a port of the mounting frame is connected with a plurality of electric sucking discs.
4. An electromagnetic shielding film laminating device for a flexible circuit board according to claim 3, further comprising an exhaust pipe and a vacuum pump, wherein the side surface of the groove is provided with an exhaust port, the exhaust port is sleeved with the exhaust pipe, the bottom of the workbench is fixedly connected with the vacuum pump, and the air inlet of the vacuum pump is connected with the exhaust pipe.
5. An electromagnetic shielding film laminating apparatus for a flexible circuit board as recited in claim 4, further comprising a rotatable roller, wherein the rotatable roller is mounted on the middle conveyor belt of the table adjacent to the recess.
6. An electromagnetic shielding film laminating apparatus for a flexible circuit board as recited in claim 5, further comprising a sealing strip, wherein the sealing strip is adhered to four sides of the pressing plate.
7. An electromagnetic shielding film laminating apparatus for a flexible circuit board as recited in claim 6, further comprising a front end of the fixing frame directly above the conveyor belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320830138.9U CN219395176U (en) | 2023-04-14 | 2023-04-14 | Electromagnetic shielding film laminating device for flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320830138.9U CN219395176U (en) | 2023-04-14 | 2023-04-14 | Electromagnetic shielding film laminating device for flexible circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219395176U true CN219395176U (en) | 2023-07-21 |
Family
ID=87171627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320830138.9U Active CN219395176U (en) | 2023-04-14 | 2023-04-14 | Electromagnetic shielding film laminating device for flexible circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219395176U (en) |
-
2023
- 2023-04-14 CN CN202320830138.9U patent/CN219395176U/en active Active
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