Flexible circuit board welding device

Abstract

The utility model discloses a flexible circuit board welding device which comprises a welding table, welding mechanisms are arranged on the side walls of the periphery of the welding table, a support is arranged on the top of the welding table, and a pressing mechanism used for pressing a circuit board is further arranged below the support. The pressing mechanism comprises a moving assembly, a rotating assembly and a downward pressing frame, the top end of the downward pressing frame and the rotating assembly are fixedly installed, the moving assembly is arranged above the rotating assembly, the moving assembly is arranged on the lower portion of the interior of the support, and the downward pressing frame is in a cross shape. The pressing frame can move horizontally when the servo motor drives the threaded rod to rotate, so that the pressing plate below the pressing frame is driven to rotate, ascend and descend and move horizontally, the position of the pressing plate is adjusted according to the shape of the circuit board, and the circuit boards of different shapes and different thicknesses are pressed tightly so that welding equipment can conduct welding.

Description

TECHNICAL FIELD

[0001] The utility model relates to flexible circuit board technical field, concretely is a kind of flexible circuit board welding device. BACKGROUND

[0002] Flexible circuit board is the printed circuit made with flexible insulating substrate. Flexible circuit provides excellent electrical performance, can meet the design needs of smaller and higher density installation, also helps to reduce assembly process and enhance reliability.

[0003] Flexible circuit board needs to be welded during processing, and during the welding process of flexible circuit board, a fixed pressing mechanism is usually provided to fix the flexible circuit board, and the circuit board is welded by welding equipment. The fixed pressing mechanism cannot be adjusted according to the thickness and shape of the circuit board, so that different circuit boards need different fixing equipment for fixing before welding, which reduces the applicability of the welding equipment.

[0004] After searching, the prior art discloses a flexible circuit board processing welding device convenient to fix, which comprises a plurality of supporting legs fixedly installed at the lower end of a processing table. The processing table is fixedly installed with a gantry. The gantry is installed with an installation beam through a moving mechanism. The installation beam is installed with an installation plate through a transverse moving mechanism. The installation plate is fixedly installed with a lifting cylinder at the lower end. The output end of the lifting cylinder is fixedly connected with a welding plate. Two through grooves are formed in the processing table, and the two through grooves are slidably connected with a sticking plate. Advantage: the sticking plate can effectively ensure the fixing effect of the flexible circuit board on the processing table, avoid the problem that the welding position is wrong during welding due to the movement of the flexible circuit board, affect the processing quality, and ensure the fixing effect of the positioning rod on the upper surface of the flexible circuit board when the flexible circuit board is separated from the sticking plate. The problem of bending of the flexible circuit board when moving down the sticking plate is avoided.

[0005] The above-mentioned patent has the problem that the fixed pressing mechanism for welding cannot be adjusted according to the thickness and shape of the circuit board, which reduces the applicability of the welding equipment. Therefore, a flexible circuit board welding device is proposed. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a flexible circuit board welding device, which adjusts the height position of the pressing plate below the pressing frame to press different circuit boards, to solve the problem in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] The utility model provides a flexible circuit board welding device, including the welding platform, the four around side walls of welding platform all are provided with welding mechanism, the top of welding platform is provided with support, the lower side of support is also provided with the pressure mechanism for the pressure of circuit board,

[0009] The pressure mechanism comprises a moving assembly, a rotating assembly and a pressing frame, the top end of the pressing frame is fixedly installed with the rotating assembly, the moving assembly is arranged above the rotating assembly, the moving assembly is arranged below the inside of the support, the pressing frame is in a cross shape, the bottom surface of the four around end portions of the pressing frame is provided with a sagging plate, the side wall of the sagging plate is provided with an adjusting assembly for adjusting according to the shape of the circuit board.

[0010] Preferably, the adjusting assembly comprises a first hydraulic telescopic rod, a pressing plate and an adjusting module, the first hydraulic telescopic rod is fixedly installed with the adjusting module, the working end of the first hydraulic telescopic rod is fixedly installed with a fixed plate, the bottom surface of the fixed plate is symmetrically provided with a buffer spring, and the bottom end of the buffer spring is fixedly installed with the pressing plate.

[0011] Preferably, the bottom surface of the pressing plate is provided with a plurality of rubber pads.

[0012] Preferably, the adjusting module comprises a movable block and a toothed bar, the side wall of the sagging plate on the bottom surface of the end portion of the pressing frame is threadedly connected with the toothed bar, the end portion of the toothed bar below the pressing frame is rotatably arranged with the side wall of the movable block, and the end portion of the toothed bar outside the pressing frame is fixedly provided with a handle.

[0013] Preferably, the middle part of the bottom surface of the pressing frame is provided with a guide groove, and the side wall of the top end of the movable block inside the guide groove is slidably connected with the inner wall of the guide groove.

[0014] Preferably, the rotating assembly comprises a rotating motor and a mounting bracket, the inside of the bottom end of the mounting bracket is provided with a rotating groove, the rotating groove is rotatably arranged with a rotating shaft, the top end of the rotating shaft penetrates through the surface of the bottom end of the mounting bracket and is keyed connected with the output shaft of the rotating motor, the rotating motor is fixedly installed with the mounting bracket, the bottom end of the rotating shaft is fixedly installed with the top surface of the pressing frame, and the top end of the mounting bracket is fixedly installed with the moving assembly.

[0015] Preferably, the moving assembly comprises a threaded rod and a servo motor, the bottom end of the two side surfaces of the support is provided with a vertical plate, one end of the threaded rod is rotatably arranged with the side wall of one of the vertical plates, the other end of the threaded rod penetrates through the side wall of the other vertical plate and is keyed connected with the output shaft of the servo motor, the servo motor is fixedly installed on the outer side wall of the vertical plate, the outside of the threaded rod is further sleeved with a moving seat and is threadedly connected with the moving seat, the bottom surface of the moving seat is symmetrically provided with a second hydraulic telescopic rod, and the working end of the second hydraulic telescopic rod is fixedly installed with the top surface of the mounting bracket.

[0016] Preferably, the inner top surface of the support is provided with a limiting groove, and the top end of the moving seat is slidably connected to the inner wall of the limiting groove.

[0017] Preferably, the welding mechanism comprises support plates fixedly arranged on the four surrounding side walls of the welding table, and the top surface of each support plate is bolted with a welding device, the top of each welding device is provided with a welding head, the welding wire in the welding head is telescopic, and the surface of the welding table is further provided with a placing groove below the support.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] The utility model discloses a rotatable and liftable lower pressing frame, and the lower pressing frame can also translate under the rotation of the threaded rod driven by the servo motor, thereby driving the pressing plate below the lower pressing frame to rotate, lift and translate, so that the position of the pressing plate can be adjusted according to the shape of the circuit board, and the circuit board of different shapes and thicknesses can be pressed tightly for welding by the welding device. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 It is the whole structure schematic diagram of the utility model;

[0021] Fig. 2 It is the structure schematic diagram of the utility model pressing mechanism;

[0022] Fig. 3 It is the split structure schematic diagram of the utility model rotating assembly;

[0023] Fig. 4 It is the bottom structure schematic diagram of the utility model lower pressing frame;

[0024] Fig. 5 It is the structure schematic diagram of the utility model adjusting module.

[0025] In the drawing: 1, welding table;2, support;3, support plate;4, welding device;5, welding head;6, vertical plate;7, threaded rod;8, servo motor;9, moving seat;10, limiting groove;11, second hydraulic telescopic rod;12, rotating motor;13, mounting frame;14, rotating groove;15, rotating shaft;16, lower pressing frame;17, guide groove;18, movable block;19, tooth strip;20, first hydraulic telescopic rod;21, fixed plate;22, buffer spring;23, pressing plate;24, rubber pad;25, placing groove. DETAILED DESCRIPTION

[0026] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Please refer to Figs. 1-5 The present application provides a technical scheme:

[0028] A flexible circuit board welding device, comprising a welding table 1, the four around side walls of the welding table 1 are provided with welding mechanism, the top of the welding table 1 is provided with a support 2, the lower portion of the support 2 is further provided with a pressing mechanism for pressing the circuit board;

[0029] The pressing mechanism comprises a moving assembly, a rotating assembly and a lower pressing frame 16, the top end of the lower pressing frame 16 is fixedly installed with the rotating assembly, the moving assembly is arranged above the rotating assembly, the moving assembly is arranged below the inside of the support 2, the lower pressing frame 16 is in a cross shape, the bottom surface of the four around end portions of the lower pressing frame 16 is provided with a sagging plate, and the side wall of the sagging plate is provided with an adjusting assembly for adjusting according to the shape of the circuit board.

[0030] The top end of the lower pressing frame 16 is fixedly installed with the rotating assembly, so that the rotating assembly drives the lower pressing frame 16 to rotate and adjusts the position of the adjusting assembly below the lower pressing frame 16, so that the adjusting assembly can fully press the circuit board in cooperation with the pressing structure, and the lower pressing frame 16 drives the adjusting assembly to rotate and adjust, so that the adjusting assembly adjusts the pressing plate 23 to fully press the circuit board below, thereby achieving the technical effect that the pressing mechanism can be adjusted according to the shape of the circuit board.

[0031] The adjusting assembly comprises a first hydraulic telescopic rod 20, a pressing plate 23 and an adjusting module, the first hydraulic telescopic rod 20 is fixedly installed with the adjusting module, the working end of the first hydraulic telescopic rod 20 is fixedly installed with a fixed plate 21, the bottom surface of the fixed plate 21 is symmetrically provided with a buffer spring 22, and the bottom end of the buffer spring 22 is fixedly installed with the pressing plate 23.

[0032] The first hydraulic telescopic rod 20 is fixedly installed with the adjusting module, and the working end of the first hydraulic telescopic rod 20 is fixedly installed with the fixed plate 21. The bottom surface of the fixed plate 21 is further provided with a buffer spring 22. The bottom end of the buffer spring 22 is fixedly installed with a pressing plate 23. The buffer spring 22 is used to buffer the pressure of the first hydraulic telescopic rod 20, so that the pressing plate 23 can pressurize the circuit board, and the technical effect of preventing the circuit board from being damaged is realized. The technical problem that the pressing plate 23 can be fixedly pressed according to circuit boards of different thicknesses is solved.

[0033] The bottom surface of the pressing plate 23 is provided with a plurality of rubber pads 24. The rubber pads 24 are arranged on the bottom surface of the pressing plate 23 to prevent the pressing plate 23 from directly pressing and contacting the circuit board, thereby preventing the circuit board from being damaged. The technical effect of protecting the circuit board is realized, and the technical problem that the pressing plate 23 directly presses the circuit board and causes the circuit board to be damaged is solved.

[0034] The adjusting module includes a movable block 18 and a toothed bar 19. The side walls of the downwardly protruding plates on the bottom surface of the end portion of the downward pressing frame 16 are threadedly connected with the toothed bar 19. The end portions of the toothed bar 19 located below the downward pressing frame 16 are respectively rotationally arranged with the side walls of the movable block 18. The end portions of the toothed bar 19 located outside the downward pressing frame 16 are fixedly provided with handles.

[0035] The toothed bar 19 is threadedly connected with the downwardly protruding plates. The position of the movable block 18 is adjusted by rotating the toothed bar 19, and the position of the pressing plate 23 below is adjusted. The technical effect that the pressing plate 23 below the movable block 18 can press different shapes of circuit boards is realized, and the technical problem that the welding equipment has low applicability is solved.

[0036] The middle portions of the bottom surfaces of the four circumferences of the downward pressing frame 16 are provided with guide grooves 17. The side walls of the top ends of the movable block 18 located inside the guide grooves 17 are respectively slidably connected with the inner walls of the guide grooves 17. The top end of the movable block 18 is slidably arranged inside the guide groove 17. The technical effect that the moving direction of the movable block 18 is determined by the guide groove 17 is realized, and the technical problem that the stability of the movable block 18 during movement is solved.

[0037] The rotating assembly includes a rotating motor 12 and a mounting frame 13. The inside of the bottom end of the mounting frame 13 is provided with a rotating groove 14. The rotating shaft 15 is rotationally arranged inside the rotating groove 14. The top end of the rotating shaft 15 penetrates the surface of the bottom end of the mounting frame 13 and is key-connected with the output shaft of the rotating motor 12. The rotating motor 12 is fixedly installed with the mounting frame 13. The bottom end of the rotating shaft 15 is fixedly installed with the top surface of the downward pressing frame 16. The top end of the mounting frame 13 is fixedly installed with the moving assembly.

[0038] The rotation of the rotating shaft 15 in the rotating groove 14 at the bottom end of the mounting frame 13 is driven by the rotating motor 12, so as to ensure the stability of the rotation of the lower pressing frame 16 at the bottom end of the rotating shaft 15, and the position of the pressing plate 23 is adjusted by starting the rotating motor 12 to drive the lower pressing frame 16 to rotate, thereby solving the technical problem of fixing the circuit board of different shapes.

[0039] The moving assembly comprises a threaded rod 7 and a servo motor 8, the bottom end of the bracket 2 is provided with a vertical plate 6 on each side, one end of the threaded rod 7 is rotatably arranged on the side wall of one of the vertical plates 6, the other end of the threaded rod 7 penetrates the side wall of the other vertical plate 6 and is connected with the output shaft of the servo motor 8, the servo motor 8 is fixedly installed on the outer side wall of the vertical plate 6, the threaded rod 7 is further sleeved with a moving seat 9 and is threadedly connected with the moving seat 9, the bottom surface of the moving seat 9 is symmetrically provided with a second hydraulic telescopic rod 11, and the working end of the second hydraulic telescopic rod 11 is fixedly installed on the top surface of the mounting frame 13.

[0040] The moving seat 9 sleeved with the threaded rod 7 is driven to move along the outer arc surface of the threaded rod 7 to drive the mounting frame 13 below to translate, thereby adjusting the position of the lower pressing frame 16, thereby solving the technical problem of fixing the circuit board of different shapes.

[0041] The inner top surface of the bracket 2 is provided with a limiting groove 10, the top end of the moving seat 9 is slidably connected with the inner wall of the limiting groove 10, and the top end of the moving seat 9 is slidably arranged in the limiting groove 10, thereby determining the direction of the translation of the moving seat 9 when the servo motor 8 rotates, thereby solving the technical problem of adjusting the position of the pressing plate 23 by driving the lower pressing frame 16 below to translate through the rotating assembly.

[0042] The welding mechanism comprises a support plate 3, the support plate 3 is fixedly arranged on the four side walls of the welding table 1, the top surface of the support plate 3 is bolted with a welding device 4, the top of the welding device 4 is provided with a welding head 5, the welding wire in the welding head 5 is telescopic, and the surface of the welding table 1 is provided with a placing groove 25 below the bracket 2.

[0043] The support plate 3 is arranged on the four side walls of the welding table 1, the welding device 4 is bolted on the top surface of the support plate 3, and the welding wire in the welding head 5 arranged at the top end of the welding device 4 is telescopic, thereby realizing the technical effect that the worker holds the welding head 5 to weld the circuit board fixed by the upper pressing mechanism in the placing groove 25 arranged on the surface of the welding table 1, thereby solving the technical problem of welding the circuit board.

[0044] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and the ordinary skilled in the art can change, modify, replace and transform the above-mentioned embodiments within the scope of the utility model.

Claims

1. A flexible circuit board welding device, characterized in that, include: Welding table (1), the welding table (1) is provided with welding mechanisms on all four sides; The top of the welding table (1) is provided with a bracket (2), and a clamping mechanism for clamping the circuit board is also provided below the bracket (2). The pressing mechanism includes a moving component, a rotating component, and a pressing frame (16). The top of the pressing frame (16) is fixedly installed with the rotating component. The moving component is located above the rotating component and is located inside the bracket (2) at the bottom. The pressing frame (16) is cross-shaped. The bottom surface of the four ends of the pressing frame (16) is provided with a drooping plate. The side walls of the drooping plate are provided with an adjustment component that can be adjusted according to the shape of the circuit board.

2. The flexible circuit board welding device according to claim 1, characterized in that: The adjustment assembly includes a first hydraulic telescopic rod (20), a pressure plate (23), and an adjustment module. The first hydraulic telescopic rod (20) is fixedly installed with the adjustment module. The working end of the first hydraulic telescopic rod (20) is fixedly installed with a fixed plate (21). A buffer spring (22) is symmetrically provided on the bottom surface of the fixed plate (21). The bottom ends of the buffer spring (22) are fixedly installed with the pressure plate (23).

3. The flexible circuit board welding device according to claim 2, characterized in that: The bottom surface of the pressure plate (23) is provided with several rubber pads (24).

4. The flexible circuit board welding device according to claim 3, characterized in that: The adjustment module includes a movable block (18) and a toothed bar (19). The sidewalls of the drooping plates on the bottom surface of the lower pressure frame (16) are threadedly connected to the toothed bar (19). The ends of the toothed bar (19) located below the lower pressure frame (16) are rotatably connected to the sidewalls of the movable block (18). The ends of the toothed bar (19) located outside the lower pressure frame (16) are all fixedly provided with handles.

5. The flexible circuit board welding device according to claim 4, characterized in that: The bottom surface of the lower pressure frame (16) is provided with guide grooves (17) in the middle of all four sides. The top of the movable block (18) is located inside the guide groove (17) and its side wall is slidably connected to the inner wall of the guide groove (17).

6. The flexible circuit board welding device according to claim 1, characterized in that: The rotating assembly includes a rotary motor (12) and a mounting bracket (13). A rotating groove (14) is provided inside the bottom end of the mounting bracket (13). A rotating shaft (15) is rotatably arranged inside the rotating groove (14). The top end of the rotating shaft (15) passes through the surface of the bottom end of the mounting bracket (13) and is keyed to the output shaft of the rotary motor (12). The rotary motor (12) is fixedly installed with the mounting bracket (13). The bottom end of the rotating shaft (15) is fixedly installed with the top surface of the pressure bracket (16). The top end of the mounting bracket (13) is fixedly installed with the moving assembly.

7. The flexible circuit board welding device according to claim 6, characterized in that: The moving component includes a threaded rod (7) and a servo motor (8). Vertical plates (6) are provided on both sides of the bottom end of the bracket (2). One end of the threaded rod (7) is rotatably connected to the side wall of one of the vertical plates (6). The other end of the threaded rod (7) passes through the side wall of the other vertical plate (6) and is keyed to the output shaft of the servo motor (8). The servo motor (8) is fixedly installed on the outer side wall of the vertical plate (6). A moving seat (9) is also sleeved on the outside of the threaded rod (7) and threadedly connected to the moving seat (9). A second hydraulic telescopic rod (11) is symmetrically provided on the bottom surface of the moving seat (9). The working ends of the second hydraulic telescopic rod (11) are fixedly installed on the top surface of the mounting frame (13).

8. The flexible circuit board welding device according to claim 7, characterized in that: The bracket (2) has a limiting groove (10) on its inner top surface, and the top of the movable seat (9) is slidably connected to the inner wall of the limiting groove (10) by the side wall inside the limiting groove (10).

9. The flexible circuit board welding device according to claim 1, characterized in that: The welding mechanism includes a support plate (3), which is fixedly installed on the four sides of the welding table (1). The top surface of the support plate (3) is bolted with a welding device (4), and the top of the welding device (4) is provided with a welding head (5). The welding line inside the welding head (5) is designed to be retractable. The surface of the welding table (1) located below the bracket (2) is also provided with a placement groove (25).

Images