Flexible circuit board rubberizing device

Abstract

The utility model belongs to the technical field of flexible circuit board rubberizing, and particularly relates to a flexible circuit board rubberizing device which comprises a working table, a first supporting plate is installed on the working table, a first fixing plate is arranged on the first supporting plate, a first air cylinder is installed below the first fixing plate, and a second air cylinder is installed below the first air cylinder. The output end of the first air cylinder is connected with a first telescopic rod, the bottom end of the first telescopic rod is connected with a spraying box, and a glue storage box is installed above the first fixing plate. According to the flexible circuit board glue dispensing device, the problems that glue on a flexible circuit board is not prone to being rapidly solidified after glue dispensing are solved, silica gel balls are arranged on a workbench, bubbles and hollowing between the glue and the circuit board are reduced through the pressing effect of the silica gel balls, and a drying mechanism is arranged on the workbench, so that the glue on the flexible circuit board can be rapidly dried and solidified.

Description

TECHNICAL FIELD

[0001] The utility model belongs to flexible circuit board paste glue technical field, specifically a kind of flexible circuit board pasting device. BACKGROUND

[0002] Flexible circuit board is widely used in electronic equipment Key components, it has the characteristics of light weight, thin, flexible bending, suitable for limited space or need complex bending connection occasion, in order to ensure its stability and reliability in use process, usually need to be attached on the surface of flexible circuit board functional film, such as protective glue, conductive glue or insulating glue, in the production process of flexible circuit board, glue operation is an important link, its goal is to improve the efficiency of pasting, enhance the uniformity and precision of pasting.

[0003] In the prior art, a flexible circuit board pasting device is composed of a glue dispenser, a flexible circuit board and a moving device. The flexible circuit board is dispensed with glue by the glue dispenser, so as to realize the work of pasting the flexible circuit board.

[0004] In the prior art, the existing machine is prone to cause bubbles and hollows between the flexible circuit board and the glue when dispensing glue, which leads to unstable bonding of the glue and the flexible circuit board, and the glue on the circuit board is not easy to quickly solidify after dispensing. Therefore, the flexible circuit board pasting device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the shortcomings of the prior art, in view of the problems that the existing machine is prone to cause bubbles and hollows between the flexible circuit board and the glue when dispensing glue, which leads to unstable bonding of the glue and the flexible circuit board, and the glue on the circuit board is not easy to quickly solidify after dispensing, the utility model provides a flexible circuit board pasting device.

[0006] The utility model solves the technical problems by adopting the technical scheme of a kind of flexible circuit board pasting device, including workbench, first support plate is installed on the workbench, first fixed plate is arranged on the first support plate, first cylinder is installed in the lower of first fixed plate, the output end of first cylinder is connected with first telescopic link, the bottom end of first telescopic link is connected with spraying box, the bottom surface of spraying box is provided with multiple glue outlets, the upper of first fixed plate is installed with storage glue box, extraction pump is installed on the upper of first fixed plate, extraction pump is connected between storage glue box by glue conveying hose, the output end of extraction pump is connected with glue conveying hose, the other end of glue conveying hose is connected in spraying box, rotating table is arranged on the workbench, rotating table is located below glue outlet.

[0007] Preferably, a second supporting plate is installed on the workbench, a second fixing plate is arranged on the second supporting plate, a second cylinder is installed below the second fixing plate, a second telescopic rod is connected to the output end of the second cylinder, a mounting frame is connected to the bottom end of the second telescopic rod, a silica gel ball is installed in the mounting frame, the silica gel ball is above the rotating table, air bubbles between the glue and the circuit board are reduced, and the work efficiency is improved.

[0008] Preferably, a third supporting plate is installed on the workbench, a third fixing plate is arranged on the third supporting plate, a third cylinder is installed below the third fixing plate, a third telescopic rod is connected to the output end of the third cylinder, a drying box is connected to the bottom end of the third telescopic rod, a plurality of air outlets are arranged on the bottom surface of the drying box, a bellows is installed above the third fixing plate, an air inlet is arranged on the bellows, a second supporting frame is installed outside the bellows, a second motor is installed on the second supporting frame, a second rotating shaft is connected to the output end of the second motor, the second rotating shaft is installed in the bellows, a blade is installed on the second rotating shaft, a placing plate is arranged in the bellows, a plurality of circular holes are arranged on the placing plate, an electric heating wire is placed on the placing plate, the electric heating wire is provided in three groups, the three groups of electric heating wires are below the blade, a circular hole is arranged below the outside of the bellows, an air pipe is installed in the circular hole, one end of the air pipe is between the bottom surface of the placing plate and the inner bottom surface of the bellows, the other end of the air pipe is connected to the drying box, and the glue is quickly dried.

[0009] Preferably, four rectangular grooves are arranged on the rotating table, a sliding groove is arranged on the groove wall, an elastic clamping plate is arranged in the rectangular groove, sliding blocks are connected to the two sides of the elastic clamping plate, the sliding blocks are slidingly arranged in the sliding grooves, first springs are arranged between the side surface of the elastic clamping plate and the groove surface of the rectangular groove, and the first springs are provided in two groups, so that different flexible circuit boards are clamped, and the work efficiency is improved.

[0010] Preferably, a first supporting frame is installed below the workbench, a first motor is installed in the first supporting frame, a first rotating shaft is connected to the output end of the first motor, a circular hole is arranged at the middle position of the workbench, the first rotating shaft is installed in the circular hole, the top end of the first rotating shaft is connected to the bottom surface of the rotating table, four circular recesses are arranged on the rotating table, buffer blocks are arranged in the four circular recesses, second springs are arranged between the top surface of the buffer blocks and the circular recesses, universal ball bearings are arranged between the bottom surface of the buffer blocks and the top surface of the workbench, and the universal ball bearings are installed on the buffer blocks, so that the stability of the rotating table during rotation is improved.

[0011] Preferably, four supporting columns are arranged below the workbench, bosses are installed on the bottom surfaces of the four supporting columns, and the stability of the machine during operation is improved.

[0012] The utility model discloses the beneficial effect lies in:

[0013] The utility model discloses a flexible circuit board gum device to avoid the existing machine point gum and cause the bubble and the hollow drum between flexible circuit board and glue, cause the unstable adhesion of glue and flexible circuit board, and the glue on the circuit board is not easy fast solidification problem after point gum, set up silica gel ball on the workbench, through the pressing effect of silica gel ball, the uniform coating of glue on flexible circuit board is ensured, thereby reduce the bubble and the hollow drum between glue and circuit board, set up drying mechanism on the workbench, through the combination of drying box, wind box and electric heating wire, can fast drying solidification of the glue on flexible circuit board, shorten the production cycle, improve work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be to the embodiment or prior art description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor intensity, can also obtain other drawings according to these drawings.

[0015] Figure 1 It is the whole structure schematic diagram of gum device;

[0016] Figure 2 It is the drying mechanism structure schematic diagram of gum device;

[0017] Figure 3 It is the clamping mechanism structure schematic diagram of gum device;

[0018] Figure 4 It is the rotating table structure schematic diagram of gum device;

[0019] Figure 5 It is the damping mechanism structure enlarged schematic diagram of gum device;

[0020] As shown in FIG. 1, it is a flexible circuit board glue sticking device, including workbench 1, the workbench 1 is installed with first support plate 8, the first support plate 8 is provided with first fixed plate 9, the first fixed plate 9 below is installed with first cylinder 13, the output end of first cylinder 13 is connected with first telescopic rod 14, the bottom end of first telescopic rod 14 is connected with spraying box 15, the bottom surface of spraying box 15 is provided with multiple glue outlets 16, the top of first fixed plate 9 is installed with glue storage box 11, the top of first fixed plate 9 is installed with pumping pump 10, pumping pump 10 and glue storage box 11 are connected through glue conveying hose 12, the output end of pumping pump 10 is connected with glue conveying hose 12, the other end of glue conveying hose 12 is connected in spraying box 15, the workbench 1 is provided with rotary table 7, the rotary table 7 is below glue outlet 16. DETAILED DESCRIPTION

[0021] 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. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Please refer to Figures 1-5 As shown in FIG. 1, it is a flexible circuit board glue sticking device, including workbench 1, the workbench 1 is installed with first support plate 8, the first support plate 8 is provided with first fixed plate 9, the first fixed plate 9 below is installed with first cylinder 13, the output end of first cylinder 13 is connected with first telescopic rod 14, the bottom end of first telescopic rod 14 is connected with spraying box 15, the bottom surface of spraying box 15 is provided with multiple glue outlets 16, the top of first fixed plate 9 is installed with glue storage box 11, the top of first fixed plate 9 is installed with pumping pump 10, pumping pump 10 and glue storage box 11 are connected through glue conveying hose 12, the output end of pumping pump 10 is connected with glue conveying hose 12, the other end of glue conveying hose 12 is connected in spraying box 15, the workbench 1 is provided with rotary table 7, the rotary table 7 is below glue outlet 16.

[0023] When the work is needed to paste the circuit board, the first cylinder 13 is started, the first cylinder 13 drives the first telescopic rod 14 to drive the spraying box 15 to descend, a plurality of glue outlets 16 are aligned to the flexible circuit board placed on the rotating table 7, the pump 10 starts to work, the glue in the glue storage box 11 is pumped and transported to the spraying box 15 through the glue conveying hose 12, the glue is evenly coated on the flexible circuit board through the plurality of glue outlets 16 on the bottom surface of the spraying box 15, and the working efficiency is improved.

[0024] Further, the second support plate 17 is installed on the workbench 1, the second fixing plate 18 is arranged on the second support plate 17, the second cylinder 19 is installed below the second fixing plate 18, the second telescopic rod 20 is connected to the output end of the second cylinder 19, the mounting frame 21 is connected to the bottom end of the second telescopic rod 20, the silica gel ball 22 is installed in the mounting frame 21, and the silica gel ball 22 is located above the rotating table 7.

[0025] When the work is needed to paste the circuit board, the first cylinder 13 is started, the first cylinder 13 drives the first telescopic rod 14 to drive the spraying box 15 to descend, a plurality of glue outlets 16 are aligned to the flexible circuit board placed on the rotating table 7, the pump 10 starts to work, the glue in the glue storage box 11 is pumped and transported to the spraying box 15 through the glue conveying hose 12, the glue is evenly coated on the flexible circuit board through the plurality of glue outlets 16 on the bottom surface of the spraying box 15, and the working efficiency is improved.

[0026] Further, the third support plate 23 is installed on the workbench 1, the third fixing plate 24 is arranged on the third support plate 23, the third cylinder 25 is installed below the third fixing plate 24, the third telescopic rod 26 is connected to the output end of the third cylinder 25, the drying box 27 is connected to the bottom end of the third telescopic rod 26, a plurality of air outlets 28 are arranged on the bottom surface of the drying box 27, the air bellow 30 is installed above the third fixing plate 24, the air inlet 31 is arranged on the air bellow 30, the second support frame 32 is installed outside the air bellow 30, the second motor 33 is installed on the second support frame 32, the second rotating shaft 34 is connected to the output end of the second motor 33, the second rotating shaft 34 is installed in the air bellow 30, the blade 35 is installed on the second rotating shaft 34, the placing plate 36 is arranged in the air bellow 30, a plurality of circular through holes are arranged on the placing plate 36, the electric heating wire 37 is placed on the placing plate 36, the electric heating wire 37 is arranged in three groups, the three groups of electric heating wires 37 are located below the blade 35, the circular through hole is arranged below the outer side of the air bellow 30, the air pipe 29 is installed in the circular through hole, one end of the air pipe 29 is located between the bottom surface of the placing plate 36 and the inner bottom surface of the air bellow 30, and the other end of the air pipe 29 is connected to the drying box 27.

[0027] When the circuit board is pressed by the silica gel ball 22, the rotating table 7 rotates the circuit board to the lower side of the drying box 27, the third cylinder 25 is started, the third cylinder 25 drives the third telescopic rod 26 to drive the drying box 27 to descend, a plurality of air outlets 28 are aligned with the flexible circuit board, the second motor 33 in the air bellow 30 drives the second rotating shaft 34 to drive the blade 35 to rotate to generate air flow, the electric heating wire 37 is heated, the air flow passes through the electric heating wire 37 to generate hot air, the hot air is transported to the drying box 27 through the air pipe 29, and the hot air is blown to the flexible circuit board through the plurality of air outlets 28 to perform rapid drying, thereby improving the work efficiency.

[0028] Further, four groups of rectangular grooves are arranged on the rotating table 7, a sliding groove 38 is arranged on the groove wall of the rectangular groove, an elastic clamping plate 40 is arranged in the rectangular groove, sliding blocks 39 are connected to the two sides of the elastic clamping plate 40, the sliding blocks 39 are slidingly arranged in the sliding groove 38, and first springs 41 are arranged between the side surface of the elastic clamping plate 40 and the groove surface of the rectangular groove.

[0029] When the circuit board needs to be glued, the circuit board is placed in the rectangular groove on the rotating table 7, the elastic clamping plate 40 is slid in the sliding groove 38 through the sliding blocks 39, the size of the flexible circuit board can be adaptively adjusted, and a stable clamping force is provided through the first spring 41, so that the flexible circuit board is stably clamped on the rotating table 7, and the work efficiency is improved.

[0030] Further, a first support frame 4 is installed below the workbench 1, a first motor 5 is installed in the first support frame 4, a first rotating shaft 6 is connected to the output end of the first motor 5, a circular through hole is arranged at the middle position of the workbench 1, the first rotating shaft 6 is installed in the circular through hole, the top end of the first rotating shaft 6 is connected to the bottom surface of the rotating table 7, four groups of circular grooves are arranged on the rotating table 7, buffer blocks 43 are arranged in the four groups of circular grooves, second springs 42 are arranged between the top surface of the buffer block 43 and the circular groove, universal ball bearings 44 are arranged between the bottom surface of the buffer block 43 and the top surface of the workbench 1, and the universal ball bearings 44 are installed on the buffer block 43.

[0031] When the rotating table 7 is connected to the workbench 1 through the first rotating shaft 6, the first motor 5 is started when the rotating table 7 needs to be rotated, the first motor 5 drives the first rotating shaft 6 to rotate, the rotating table 7 is driven to rotate, the buffer block 43 provides a buffering effect through the second spring 42, the vibration in the rotating process of the rotating table 7 is reduced, and the rotating table 7 is more stable when rotating, and the friction is reduced.

[0032] Further, four groups of support columns 2 are arranged below the workbench 1, and bosses 3 are installed on the bottom surfaces of the four groups of support columns 2.

[0033] When working, the boss 3 at the bottom of the support column 2 is designed to increase the contact area between the support column 2 and the ground, thereby improving the stability of the device.

[0034] Working principle: when the circuit board needs to be glued, place the circuit board in the rectangular groove on the rotating table 7, the elastic clamping plate 40 slides in the sliding groove 38 through the sliding block 39, which can be adjusted according to the size of the flexible circuit board, and a stable clamping force is provided through the first spring 41, so that the flexible circuit board is stably clamped on the rotating table 7, the first cylinder 13 is started, the first cylinder 13 drives the first telescopic rod 14 to lower the spraying box 15, so that multiple glue outlets 16 are aligned with the flexible circuit board placed on the rotating table 7, the pump 10 starts to work, and the glue in the glue storage box 11 is pumped and transported to the spraying box 15 through the glue conveying hose 12, the glue is evenly coated on the flexible circuit board through the multiple glue outlets 16 at the bottom of the spraying box 15, when the circuit board is coated with glue, the rotating table 7 rotates the circuit board to the lower side of the silica gel ball 22, the second cylinder 19 is started, the second cylinder 19 drives the second telescopic rod 20 to lower the mounting frame 21, so that the silica gel ball 22 lightly presses on the flexible circuit board, ensuring that the glue is evenly distributed and reducing the presence of air in the glue, when the circuit board passes through the silica gel ball 22, the rotating table 7 rotates the circuit board to the lower side of the drying box 27, the third cylinder 25 is started, the third cylinder 25 drives the third telescopic rod 26 to lower the drying box 27, so that multiple air outlets 28 are aligned with the flexible circuit board, at the same time, the second motor 33 in the air bellow 30 drives the second rotating shaft 34 to rotate the blade 35, generating airflow, the heating wire 37 is heated, the airflow passes through the heating wire 37 to generate hot air, which is transported to the drying box 27 through the air pipe 29, and then blown to the flexible circuit board through the multiple air outlets 28 for rapid drying.

[0035] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0036] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A flexible circuit board adhesive application device, characterized in that: The utility model provides a kind of automatic spraying and drying device for silica gel, including workbench (1), the first support plate (8) is installed on the workbench (1), the first fixed plate (9) is provided on the first support plate (8), the first cylinder (13) is installed below the first fixed plate (9), the output end of the first cylinder (13) is connected with the first telescopic rod (14), the bottom end of the first telescopic rod (14) is connected with spraying box (15), the bottom surface of the spraying box (15) is provided with multiple groups of glue outlet (16), the glue storage box (11) is installed above the first fixed plate (9), the first fixed plate (9) is installed with the extraction pump (10), the extraction pump (10) is connected between glue storage box (11) by glue conveying hose (12), the output end of the extraction pump (10) is connected with glue conveying hose (12), the other end of the glue conveying hose (12) is connected in spraying box (15), the workbench (1) is provided with rotating table (7), and the rotating table (7) is below glue outlet (16);The second support plate (17) is installed on the workbench (1), the second fixed plate (18) is provided on the second support plate (17), the second cylinder (19) is installed below the second fixed plate (18), the output end of the second cylinder (19) is connected with the second telescopic rod (20), the bottom end of the second telescopic rod (20) is connected with mounting bracket (21), the silica gel ball (22) is installed in the mounting bracket (21), and the silica gel ball (22) is above rotating table (7);The third support plate (23) is installed on the workbench (1), the third fixed plate (24) is provided on the third support plate (23), the third cylinder (25) is installed below the third fixed plate (24), the output end of the third cylinder (25) is connected with the third telescopic rod (26), the bottom end of the third telescopic rod (26) is connected with drying box (27), the bottom surface of the drying box (27) is provided with multiple groups of air outlet (28), the air bellow (30) is installed above the third fixed plate (24), the air bellow (30) is provided with air inlet (31), the second support frame (32) is installed outside the air bellow (30), the second motor (33) is installed on the second support frame (32), the output end of the second motor (33) is connected with the second rotating shaft (34), the second rotating shaft (34) is installed in the air bellow (30), the blade (35) is installed on the second rotating shaft (34), the placing plate (36) is provided in the air bellow (30), the placing plate (36) is provided with multiple groups of circular through holes, the electric heating wire (37) is placed on the placing plate (36), the electric heating wire (37) is provided with three groups, three groups of the electric heating wire (37) are below blade (35), the circular through hole is provided below the outside of the air bellow (30), and the air pipe (29) is installed in the circular through hole, one end of the air pipe (29) is between the bottom surface of the placing plate (36) and the bottom surface inside the air bellow (30), the other end of the air pipe (29) is connected in drying box (27).

2. The device according to claim 1, wherein: The rotating table (7) is provided with four groups of rectangular grooves, the groove wall of the rectangular groove is provided with a sliding groove (38), the rectangular groove is provided with an elastic clamping plate (40), both sides of the elastic clamping plate (40) are connected with a sliding block (39), the sliding block (39) is slidingly arranged in the sliding groove (38), a first spring (41) is arranged between the side surface of the elastic clamping plate (40) and the groove surface of the rectangular groove, and the first spring (41) is provided with two groups.

3. The device according to claim 2, wherein: The workbench (1) is provided below with a first support frame (4), the first support frame (4) is provided with a first motor (5) inside, the output end of the first motor (5) is connected with a first rotating shaft (6), the workbench (1) is provided with a circular through hole at the middle position, the first rotating shaft (6) is arranged in the circular through hole, the top end of the first rotating shaft (6) is connected to the bottom surface of the rotating table (7), the rotating table (7) is provided with four groups of circular grooves, the four groups of circular grooves are provided with buffer blocks (43), a second spring (42) is arranged between the top surface of the buffer block (43) and the circular groove, a universal ball (44) is arranged between the bottom surface of the buffer block (43) and the top surface of the workbench (1), and the universal ball (44) is arranged on the buffer block (43).

4. The device according to claim 3, wherein: The workbench (1) is provided below with four groups of supporting columns (2), and the bottom surface of the four groups of supporting columns (2) is provided with a boss (3).

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