Adsorption, alignment and pre-pressing device for FPC (Flexible Printed Circuit) bonding process

Abstract

The utility model discloses an adsorption alignment pre-pressing device for an FPC bonding process, which relates to the technical field of pre-pressing devices and comprises a pre-pressing device body and a vacuum adsorption pressing strip device arranged at the top of the pre-pressing device body. The vacuum adsorption strip pressing device is communicated with a vacuum connecting opening in the pre-pressing device body through a hose, and a buffering supporting assembly is installed on the outer side of the bottom of the vacuum adsorption strip pressing device. The buffering supporting assembly is matched with the limiting and damping assembly to conduct damping and shake prevention on the bottom of the vacuum adsorption pressing strip device, and the problem that an existing pre-pressing device cannot conduct damping and shake prevention on an adsorption structure in the using process, and consequently the adsorption structure cannot be subjected to vibration reduction and shake prevention under the influence of the external environment and equipment factors is solved. The problems that vibration of equipment in the running process easily causes displacement of the FPC on an adsorption platform, the machining precision is affected, the product percent of pass is affected, and the use effect of a pre-pressing device is reduced are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pre -press device technical field, specifically is a kind of FPC bonding process's adsorption alignment pre -press device. BACKGROUND

[0002] The adsorption alignment pre -press device in FPC bonding process is a kind of key equipment in flexible circuit board manufacturing process, it mainly plays a role when chip (IC) and FPC are bonded, and the adsorption function refers to the device can stably grab and fix FPC using vacuum adsorption etc., because FPC is soft, it is easy to deform and shift in processing.

[0003] For example, the utility model discloses a kind of FPC bonding process's adsorption alignment pre -press device, mainly including installation in power mechanism on pressure head main body, heating module is set in pressure head, still include the transparent vacuum adsorption pressure strip device for vacuum adsorption and pressure combined FPC fixed in pressure head main body with the vacuum adsorption pressure strip device between lamp module.The adsorption alignment pre -press device provided by the utility model uses pressure head main body built-in light source, light is emitted from pressure head main body and projected on FPC surface alignment Mark point after passing through vacuum adsorption pressure strip device, using the nature that FPC has certain light transmission and Mark point is not light transmission, make the CCD imaging of Mark point after projection all be black outline, and imaging is white around, make its image profile more clear, significantly improve Mark point identification feature, facilitate CCD shooting automatic identification and improve alignment accuracy, reduce FPC identification alarm throw material and image identification error, improve equipment processing efficiency and yield.

[0004] Based on the search of patent number, in combination with the deficiencies in prior art are found;

[0005] The existing pre -press device cannot shock absorption and anti-shaking to adsorption structure in use, which leads to the vibration of equipment in running process under the influence of external environment and equipment itself factors, and FPC is easy to produce displacement on adsorption platform, affect the precision of processing, affect the qualified rate of product, reduce the use effect of pre -press device. UTILITY MODEL CONTENTS

[0006] To solve the problems in the above background art, the purpose of the utility model is to provide a kind of FPC bonding process's adsorption alignment pre -press device, with the advantages of shock absorption and anti-shaking, solve the problem that the existing pre -press device cannot shock absorption and anti-shaking to adsorption structure in use, which leads to the vibration of equipment in running process under the influence of external environment and equipment itself factors, and FPC is easy to produce displacement on adsorption platform, affect the precision of processing, affect the qualified rate of product, reduce the use effect of pre -press device.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a kind of FPC bonding process's adsorption alignment pre-pressing device, including pre-pressing device body and vacuum adsorption strip device, the vacuum adsorption strip device is arranged at the top of pre-pressing device body, the vacuum adsorption strip device is connected with the vacuum connection port on pre-pressing device body by hose, buffer support assembly is installed at the outside of the bottom of vacuum adsorption strip device, limiting shock-absorbing component is installed at the outside of vacuum adsorption strip device.

[0008] As preferred in the utility model, the buffer support assembly includes a buffer plate, a connecting groove is formed in the bottom of the buffer plate, a support plate is installed inside the connecting groove, a liquid column damper is fixedly connected to the bottom of the support plate, and the top of the pre-pressing device body is installed at the bottom of the liquid column damper.

[0009] As preferred in the utility model, the limiting shock-absorbing component includes a limiting plate, a moving groove is formed in the inner side of the limiting plate, a moving plate is movably connected inside the moving groove, a fixed rod is installed on the inner side of the moving plate, the bottom of the fixed rod is installed on the top of the support plate, a spring damper is installed on the bottom of the moving plate, and the bottom of the spring damper is installed on the inner wall of the moving groove.

[0010] As preferred in the utility model, a shaking sensor is installed at the bottom of the vacuum adsorption strip device, a controller is installed on one side of the pre-pressing device body, and the controller is electrically connected to the shaking sensor through wires.

[0011] As preferred in the utility model, an LED lamp is installed on one side of the pre-pressing device body, a display screen is installed on one side of the pre-pressing device body, and the controller is electrically connected to the LED lamp and the display screen through wires.

[0012] As preferred in the utility model, soft rubber is installed on the bottom of the buffer plate, and high-damping rubber is installed inside the soft rubber.

[0013] As preferred in the utility model, hard rubber is installed inside the high-damping rubber, a connecting plate is installed on the bottom of the soft rubber, and the connecting plate is installed on the top of the pre-pressing device body.

[0014] As preferred in the utility model, a positioning plate is arranged on the inner side of the soft rubber, and the positioning plate is installed on the top of the pre-pressing device body.

[0015] Compared with the prior art, the utility model has the following advantages:

[0016] 1. The utility model discloses a buffering support assembly is set up cooperation limiting shock attenuation component to the bottom shock attenuation anti -shaking of vacuum adsorption pressure strip device, solve the current pre -pressing device in use cannot shock attenuation anti -shaking to adsorption structure, this leads to under the influence of external environment and equipment self -factor, the vibration of equipment in the running process is easy to cause FPC to produce displacement on the adsorption platform, influence the precision of processing, influenced the qualified rate of product, reduced pre -pressing device use effect problem, reached shock attenuation anti -shaking's effect.

[0017] 2. The utility model discloses a buffering support assembly is set up, and the buffering plate can be elastically buffered to the bottom of vacuum adsorption pressure strip device in use, and simultaneously liquid column shock absorber can be elastically supported to the inside buffering plate through support plate and connecting groove, further improve the shock attenuation effect in use, effectively absorb the impact force in the vertical direction that vacuum adsorption pressure strip device received in the working process, reduce the influence of shock to adsorbed fixed FPC, ensure FPC position stability.

[0018] 3. The utility model discloses a limiting shock attenuation component is set up, and the limiting plate can be outside limiting protection to the buffering plate in use, reduce the inclination deformation condition that buffering plate is stressed in use, and simultaneously spring damper can be through moving plate and fixed link buffering shock attenuation to the vibration and shaking of buffering plate and support plate, and simultaneously limiting plate restricts the displacement of vacuum adsorption pressure strip device in horizontal direction, further enhance the fixed effect to FPC, prevent the FPC deviation caused by vibration. ACCURACY

[0019] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is the three -dimensional split structure schematic diagram of the utility model;

[0021] Figure 3 It is the utility model Figure 2 The enlarged structure schematic diagram of A place in the middle.

[0022] In the drawing: 1, pre -pressing device body; 2, vacuum adsorption pressure strip device; 3, buffering support assembly; 31, buffering plate; 32, connecting groove; 33, support plate; 34, liquid column shock absorber; 4, limiting shock attenuation component; 41, limiting plate; 42, moving groove; 43, moving plate; 44, fixed link; 45, spring damper; 5, shaking sensor; 6, controller; 7, LED lamp; 8, display screen; 9, soft rubber; 10, high damping rubber; 11, hard rubber; 12, connecting plate; 13, positioning plate. SPECIFIC IMPLEMENTATION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the present application.

[0024] As shown in Figures 1 to 3 The utility model provides a kind of adsorption alignment pre-pressing device of FPC bonding process, including pre-pressing device body 1 and vacuum adsorption strip device 2, vacuum adsorption strip device 2 is set at the top of pre-pressing device body 1, vacuum adsorption strip device 2 is connected with the vacuum connection mouth on pre-pressing device body 1 by hose and communicates, buffer support assembly 3 is installed on the outside of the bottom of vacuum adsorption strip device 2, limiting shock-absorbing assembly 4 is installed on the outside of vacuum adsorption strip device 2.

[0025] As shown in Figure 3 Buffer plate 31 is provided with connecting groove 32 at the bottom, supporting plate 33 is installed in connecting groove 32, liquid column damper 34 is fixedly connected at the bottom of supporting plate 33, and the top of pre-pressing device body 1 is installed at the bottom of liquid column damper 34.

[0026] As a technical optimization scheme of the present application, by setting buffer support assembly 3, buffer plate 31 can elastically buffer the bottom of vacuum adsorption strip device 2 in use, and liquid column damper 34 can elastically support the inside of buffer plate 31 through supporting plate 33 and connecting groove 32, further improving the damping effect in use, effectively absorbing the impact force in the vertical direction received by vacuum adsorption strip device 2 during work, reducing the influence of vibration on adsorbed FPC, and ensuring the stability of FPC position.

[0027] As shown in Figure 3 Limiting plate 41 is provided with moving slot 42 at the inside, moving plate 43 is movably connected in moving slot 42, fixed rod 44 is installed at the inside of moving plate 43, the top of supporting plate 33 is installed at the bottom of fixed rod 44, spring damper 45 is installed at the bottom of moving plate 43, and the bottom of spring damper 45 is installed at the bottom of inner wall of moving slot 42.

[0028] As a technical optimization scheme of the utility model, through setting up limiting damping assembly 4, limiting plate 41 can limit and protect the outside of buffer plate 31 in use, reduce the stress of buffer plate 31 in use and appear inclined deformation, and spring damper 45 can damp and buffer the vibration force and shaking of buffer plate 31 and support plate 33 through moving plate 43 and fixed rod 44, limiting plate 41 limits the displacement of vacuum adsorption pressure strip device 2 in horizontal direction, further enhances the fixing effect of FPC, and prevents FPC from deviating due to vibration.

[0029] Reference Figure 2 The bottom of the vacuum adsorption pressure strip device 2 is provided with a shaking sensor 5, and the side of the pre-pressing device body 1 is provided with a controller 6, which is electrically connected with the shaking sensor 5 through wires.

[0030] As a technical optimization scheme of the utility model, through setting up shaking sensor 5 and controller 6, the shaking sensor 5 can facilitate users to monitor the shaking and vibration of the vacuum adsorption pressure strip device 2 in real time in use, and can send signals to the controller 6 after detection, so that the controller 6 can remind the user through the display screen 8 and the LED lamp 7 after receiving the signals.

[0031] Reference Figure 2 The side of the pre-pressing device body 1 is provided with an LED lamp 7, and the side of the pre-pressing device body 1 is provided with a display screen 8, and the controller 6 is electrically connected with the LED lamp 7 and the display screen 8 through wires.

[0032] As a technical optimization scheme of the utility model, through setting up LED lamp 7 and display screen 8, the controller 6 can start the LED lamp 7 and send signals to the display screen 8 after processing the signals sent by the shaking sensor 5, the LED lamp 7 can remind the user after receiving and processing the signals, and the display screen 8 can display the detection data, so that the user can view more detailed data information through the display screen 8, and the operation convenience and accuracy are improved.

[0033] Reference Figure 3 The bottom of the buffer plate 31 is provided with soft rubber 9, and the inside of the soft rubber 9 is provided with high-damping rubber 10.

[0034] As a technical optimization scheme of the utility model, through setting up soft rubber 9 and high-damping rubber 10, the main function of the soft rubber 9 is to preliminarily contact and absorb large amplitude vibration impact, and after the vibration is preliminarily buffered by the outer layer soft rubber 9, the remaining energy will be transmitted to the middle layer, and in the stress deformation process of the high-damping rubber 10, strong friction will occur between molecules, which converts the vibration energy into heat energy and dissipates, effectively improving the damping effect in use.

[0035] Reference Figure 3 The inside of the high-damping rubber 10 is mounted with the hard rubber 11, the bottom of the soft rubber 9 is mounted with the connecting plate 12, and the bottom of the connecting plate 12 is mounted on the top of the pre-pressing device body 1.

[0036] As a technical optimization scheme of the utility model, through setting hard rubber 11 and connecting plate 12, hard rubber 11 mainly provides stable support for the whole structure, ensures that the structure does not deform or displace excessively during the common damping of multiple layers of rubber, and connecting plate 12 can facilitate the installation of soft rubber 9 and the pre-pressing device body 1.

[0037] Reference Figure 3 The inside of the soft rubber 9 is provided with the positioning plate 13, and the bottom of the positioning plate 13 is mounted on the top of the pre-pressing device body 1.

[0038] As a technical optimization scheme of the utility model, through setting the positioning plate 13, the inside of the soft rubber 9 can be positioned and supported in use, the buffering stability of the soft rubber 9 in use is enhanced, and the situation that the soft rubber 9 shakes in use is avoided.

[0039] The working principle and use process of the utility model: in use, first, the FPC is placed on the workbench of the pre-pressing device body 1, the vacuum adsorption strip pressing device 2 is started, vacuum suction force is generated in the vacuum adsorption strip pressing device 2 through the vacuum connection port and the hose, so that the FPC is stably adsorbed on the top.

[0040] When the outside environment or the equipment itself generates vibration, the buffer plate 31 preliminarily buffers the vibration received by the bottom of the vacuum adsorption strip pressing device 2 by using its elasticity, the liquid column shock absorber 34 provides elastic support to the buffer plate 31 through the supporting plate 33 and the connecting groove 32, absorbs the impact force in the vertical direction, prevents the vibration from being directly transmitted to the adsorbed FPC, maintains the position stability of the FPC in the vertical direction, the limiting plate 41 limits the excessive displacement of the buffer plate 31 in the horizontal direction, avoids the stress tilting deformation, ensures the horizontal stability of the vacuum adsorption strip pressing device 2, the spring damper 45 buffers the vibration force and shaking transmitted by the buffer plate 31 and the supporting plate 33 through the moving plate 43 and the fixed rod 44, further reduces the influence of the horizontal vibration, enhances the fixing effect of the FPC, effectively prevents the FPC from deviating due to vibration, achieves the effect of shock absorption and anti-shaking, and enhances the use effect of the pre-pressing device.

[0041] The jitter sensor 5 monitors the jitter and vibration of the vacuum adsorption strip pressing device 2 in real time, and sends a signal to the controller 6 as soon as an abnormal vibration is detected. The controller 6 processes the signal, on the one hand, starts the LED lamp to emit light to remind the user that the device has an abnormal vibration, and on the other hand, sends a signal to the display screen 8, which displays the detected vibration data, so that the user can check the detailed information to take corresponding measures in time to ensure the normal operation of the device and the processing precision.

[0042] In summary: the adsorption alignment pre-pressing device of the FPC bonding process solves the problem that the existing pre-pressing device cannot dampen and prevent the jitter of the adsorption structure during use, which leads to the displacement of the FPC on the adsorption platform during the operation of the device under the influence of external environment and device itself, affecting the processing precision and the product qualification rate, and reducing the use effect of the pre-pressing device.

[0043] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An adsorbing alignment pre-pressing device for FPC bonding process, comprising a pre-pressing device body (1) and a vacuum adsorbing strip device (2), characterized in that: The vacuum adsorption strip pressing device (2) is arranged at the top of the pre-pressing device body (1), the vacuum adsorption strip pressing device (2) is communicated with the vacuum connection port on the pre-pressing device body (1) through a hose, the outer side of the bottom of the vacuum adsorption strip pressing device (2) is provided with a buffer supporting assembly (3), and the outer side of the vacuum adsorption strip pressing device (2) is provided with a limiting damping assembly (4).

2. The adsorption alignment pre-pressing device for FPC bonding process according to claim 1, characterized in that: The buffer supporting assembly (3) comprises a buffer plate (31), a connecting groove (32) is formed in the bottom of the buffer plate (31), a supporting plate (33) is arranged in the connecting groove (32), a liquid column damper (34) is fixedly connected to the bottom of the supporting plate (33), and the bottom of the liquid column damper (34) is arranged on the top of the pre-pressing device body (1).

3. The pre-press device for FPC bonding process of claim 2, wherein: The limiting damping assembly (4) comprises a limiting plate (41), a moving groove (42) is formed in the inner side of the limiting plate (41), a moving plate (43) is movably connected to the inside of the moving groove (42), a fixed rod (44) is arranged on the inner side of the moving plate (43), the bottom of the fixed rod (44) is arranged on the top of the supporting plate (33), a spring damper (45) is arranged on the bottom of the moving plate (43), and the bottom of the spring damper (45) is arranged on the bottom of the inner wall of the moving groove (42).

4. The pre-press device for FPC bonding process of claim 1, wherein: The bottom of the vacuum adsorption strip pressing device (2) is provided with a shaking sensor (5), one side of the pre-pressing device body (1) is provided with a controller (6), and the controller (6) is electrically connected with the shaking sensor (5) through wires.

5. The pre-press device for FPC bonding process of claim 4, wherein: One side of the pre-pressing device body (1) is provided with an LED lamp (7), one side of the pre-pressing device body (1) is provided with a display screen (8), and the controller (6) is electrically connected with the LED lamp (7) and the display screen (8) through wires.

6. The pre-press device for FPC bonding process of claim 2, wherein: The bottom of the buffer plate (31) is provided with soft rubber (9), and the inside of the soft rubber (9) is provided with high-damping rubber (10).

7. The pre-press device for FPC bonding process of claim 6, wherein: The inside of the high-damping rubber (10) is provided with hard rubber (11), the bottom of the soft rubber (9) is provided with a connecting plate (12), and the bottom of the connecting plate (12) is arranged on the top of the pre-pressing device body (1).

8. The pre-press device for FPC bonding process of claim 6, wherein: The inner side of the soft rubber (9) is provided with a positioning plate (13), and the bottom of the positioning plate (13) is arranged on the top of the pre-pressing device body (1).

Images